CN213054411U

CN213054411U - Labor-saving wire pliers

Info

Publication number: CN213054411U
Application number: CN202021407610.0U
Authority: CN
Inventors: 黄永发
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-04-27
Anticipated expiration: 2030-07-16

Abstract

The utility model relates to the technical field of hardware tools, in particular to a labor-saving wire cutter; the adopted technical scheme is as follows: a labor-saving wire pliers comprises a first pliers handle, a second pliers handle, a pliers head and a clamping piece; one end of the clamping piece is connected with the tail end of the first clamp handle, and the other end of the clamping piece is provided with a clamping groove which is used for accommodating the tail end of the second clamp handle; and an adjusting screw is screwed on one side wall of the clamping groove far away from the first clamp handle, an adjusting nut is arranged on the adjusting screw, and the clamp head is clamped by adjusting the adjusting screw. The utility model can lead the tail ends of the first clamp handle and the second clamp handle to be close by screwing the adjusting screw rod, so as to reliably clamp the object to be held, or clamp the nut to be screwed or cut off the metal wire; therefore the utility model discloses can make the reliable clamping nut of tooth mouth nut, can also easily cut great, harder wire simultaneously and make the tight object of clamp that can be reliable of keeping silent.

Description

Labor-saving wire pliers

Technical Field

The utility model relates to a hardware and tools technical field, concretely relates to laborsaving wire pliers.

Background

The wire pliers is a common hardware tool and is mainly used for pinching off hard steel wires. The existing wire pliers consist of a plier head and a plier handle, wherein the plier head comprises a jaw, a tooth opening and a hand hay cutter opening; wherein the jaw is used for clamping objects, the tooth opening is used for fastening or loosening the nut, and the hand hay cutter opening is used for cutting hard metal wires such as steel wires, iron wires and the like. In actual use, the lead handle is grasped by one or both hands to hold the object through the jaws, or the nut/nut is held through the jaws to tighten or loosen the screw, or the wire is cut through the guillotine. However, the length of the handle is limited, which makes it difficult to provide sufficient gripping force to the bit, and thus, it is often difficult to grip the object, the nut or nut is damaged by slippage at the tooth, and it is difficult to cut the wire.

SUMMERY OF THE UTILITY MODEL

Aiming at the prior technical problems that the existing wire pliers are small in clamping, difficult to clamp objects, difficult to damage nuts or screw caps due to tooth slipping and difficult to cut off metal wires; the utility model provides a laborsaving wire pliers can make the reliable clamping nut of tooth mouth nut/nut, can also easily cut great, harder wire simultaneously and make the tight object of clamp that can be reliable of keeping silent.

The utility model discloses a following technical scheme realizes:

a labor-saving wire pliers comprises a first pliers handle, a second pliers handle, a pliers head and a clamping piece; one end of the clamping piece is connected with the tail end of the first clamp handle, and the other end of the clamping piece is provided with a clamping groove which is used for accommodating the tail end of the second clamp handle; and an adjusting screw is screwed on one side wall of the clamping groove far away from the first clamp handle, an adjusting nut is arranged on the adjusting screw, and the clamp head is clamped by adjusting the adjusting screw.

When the utility model is used, the first plier handle and the second plier handle are used for opening the plier head to lead the jaw of the plier head to be clamped outside the object to be clamped, or clamped outside the nut/nut to be screwed or the metal wire to be cut; then the clamping groove of the clamping piece is clamped outside the tail end of the second clamp handle, and the adjusting screw rod is tightened, so that the tail ends of the first clamp handle and the second clamp handle are close to each other, and the clamped object can be reliably clamped, or a nut to be screwed or a metal wire can be cut off.

Because the adjusting screw can output larger torque, the utility model can reliably clamp the nut/nut with the tooth mouth, so as to prevent the nut or the screw from being damaged when the screw is unscrewed or screwed by the wire pliers; meanwhile, the cutter can easily cut off larger and harder metal wires and enables the jaw to reliably clamp objects. And the clamping force of the clamp head can be adjusted by adjusting the adjusting screw rod, so that the clamped object is prevented from being damaged due to overlarge clamping force of the clamp jaw.

Further, the terminal outside of second pincers handle is equipped with compresses tightly the notch, compress tightly the notch and be used for holding adjusting screw and keep away from adjusting nut's one end to the end that compresses tightly of adjusting screw leads and spacing, prevents adjusting screw landing from the second pincers handle.

Preferably, one end of the adjusting screw, which is far away from the nut, is in a ball head shape, so that the surface of the second clamp handle is prevented from being damaged by the adjusting screw in the rotating process.

Preferably, a force application connecting part is arranged on one side wall of the adjusting nut and is used for being connected with a force application sleeve rod so as to increase the shearing force of the jaw through the force application sleeve rod.

Preferably, the clamping piece is detachably connected with the first clamp handle, so that the clamping piece can be lowered to be taken down from the first clamp handle without applying force, and the convenience of using the wire cutter is ensured.

As a specific embodiment of the connection of the clamping piece and the first plier handle, a sleeve is arranged at one end of the clamping piece away from the clamping groove, and the sleeve is used for sleeving the tail end of the first plier handle.

Furthermore, the tail end of the first clamp handle and/or the tail end of the second clamp handle are/is provided with a stress application section, the stress application section is used for being connected with a stress application sleeve rod so as to increase the force arm of the wire clamp through the stress application sleeve rod, and therefore the steel wire cylinder can be used for screwing or unscrewing a screw/nut with large pretightening force.

Preferably, the first pliers handle, the second pliers handle and the pliers head are all made of chrome vanadium steel or nickel chromium steel so as to ensure that the wire pliers have sufficient structural strength and surface hardness.

Furthermore, the first clamp handle and the second clamp handle are covered with ceramic coatings, so that the wire cutter can be operated in a live-line mode, the first clamp handle and the second clamp handle have enough surface hardness, and the service life of the wire cutter is prolonged.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the tail ends of the first clamp handle and the second clamp handle are close to each other by screwing the adjusting screw rod, so that the clamped object can be reliably clamped, or a nut to be screwed or a metal wire can be cut off; the adjusting screw can output larger torque, so that the tooth mouth can reliably clamp the nut/nut, and simultaneously, larger and harder metal wires can be easily cut off and the jaw can reliably clamp objects;

2. the clamping force of the clamp head can be adjusted by adjusting the adjusting screw rod, so that the phenomenon that the clamped object is damaged due to overlarge clamping force of the jaw is prevented;

3. a stress application connecting part is arranged on one side wall of the adjusting nut and is used for connecting a stress application sleeve rod and increasing the shearing force of the jaw;

4. the tail end of the first clamp handle and/or the tail end of the second clamp handle are/is provided with a stress application section, and the stress application section is used for being connected with a stress application sleeve rod so as to increase the force arm of the wire clamp through the stress application sleeve rod, so that the wire cylinder can be used for screwing or unscrewing a screw/nut with high pretightening force;

5. first pincers handle, second pincers handle all cover and are stamped ceramic coating, make the wire pliers can hot-line operation on the one hand, on the other hand can make first pincers handle, second pincers handle have sufficient surface hardness, improve the life of wire pliers.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Reference numbers and corresponding part names in the drawings:

1-a first plier handle, 2-a second plier handle, 3-a plier head, 4-a clamping piece, 5-a clamping groove, 6-an adjusting screw rod, 7-an adjusting screw cap, 8-a pressing notch, 9-a stress application connecting part, 10-a stress application loop bar, 11-a stress application section, 12-a loop hole, 13-a jaw, 14-a tooth mouth, 15-a hand-hay cutter mouth and 16-a sleeve.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

A labor-saving wire pliers comprises a first pliers handle 1, a second pliers handle 2, a pliers head 3 and a clamping piece 4; one end of the clamping piece 4 is connected with the tail end of the first plier handle 1, the other end of the clamping piece 4 is provided with a clamping groove 5, and the clamping groove 5 is used for accommodating the tail end of the second plier handle 2; an adjusting screw 6 is screwed on one side wall of the clamping groove 5 far away from the first clamp handle 1, an adjusting nut 7 is arranged on the adjusting screw 6, and the clamp head 3 is clamped by adjusting the adjusting screw 6.

Specifically, the forceps head 3 comprises a left forceps body connected with the first forceps handle 1 and a right forceps head connected with the second forceps handle 2, and the first forceps handle 1 is hinged with the second forceps handle 2; meanwhile, a jaw 13 for clamping objects, a tooth opening 14 for fastening or loosening a nut and a hand-cut opening 15 for cutting hard metal wires such as steel wires and iron wires are sequentially arranged from the end part of the binding clip 3 to the hinged part of the first clamp handle 1 and the second clamp handle 2. While for the clamping groove 5 the width should be larger than the width of the second jaw shank 2 and the length direction of the adjusting screw 6 is parallel to the width direction of the clamping groove 5.

When the clamp is used, the first clamp handle 1 and the second clamp handle 2 open the clamp head 3 to enable the jaw 13 of the clamp head 3 to be clamped outside a clamped object, or clamped outside a nut/nut to be screwed, or a metal wire to be cut; then the clamping groove 5 of the clamping piece 4 is clamped outside the tail end of the second plier handle 2, and the adjusting screw 6 is tightened, so that the tail ends of the first plier handle 1 and the second plier handle 2 are close to each other, and the clamped object can be reliably clamped, or a nut to be screwed or a metal wire can be cut off.

Since the adjusting screw 6 can output a large torque, this embodiment enables the tooth mouth 14 to reliably clamp the nut/nut to prevent damage to the nut or screw when the screw is loosened or tightened by the wire cutter; while still easily shearing larger, stiffer wires and allowing the jaws 13 to securely grip objects. The clamping force of the clamp head 3 can be adjusted by adjusting the adjusting screw rod 6, and the phenomenon that the clamped object is damaged due to the fact that the clamping force of the clamp jaw 13 is too large is prevented.

Preferably, the clamping member 4 is detachably connected with the first plier handle 1, for example, the clamping clip 4 is connected with the first plier handle 1 by a pin joint, a socket joint or a clamping joint, so that the clamping member 4 can be descended and taken down from the first plier handle 1 without applying force, and the convenience of using the wire plier is ensured. In the present exemplary embodiment, the end of the clamping part 4 remote from the clamping groove 5 is provided with a sleeve 16, and the sleeve 16 is used to sleeve the end of the first plier handle 1, i.e. the clamping part 4 and the first plier handle 1.

It can be understood that the clamping member 4 may be a member of a connecting member for connecting the barrel 16 and the clamping groove 5 through a rod, or a member of a connecting member for connecting the barrel 16 and the clamping groove 5 through a flexible connecting member (such as a steel wire, a chain, etc.), or a rigid rod having a through hole at one end and a through groove at the other end.

Preferably, the first forceps handle 1, the second forceps handle 2 and the forceps head 3 are made of chrome vanadium steel or nickel chromium steel, so that the wire pliers have sufficient structural strength and surface hardness.

Example 2

Based on embodiment 1, one side wall of the adjusting nut 7 is provided with a force application connecting part 9, and the force application connecting part 9 is used for connecting a force application sleeve rod 10 so as to increase the shearing force of the jaw 13 through the force application sleeve rod 10.

Example 3

Based on

embodiment

1 or 2, 2 terminal outsides of second pincers handle are equipped with compresses tightly notch 8, compress tightly notch 8 and be used for holding adjusting screw 6 and keep away from the one end of adjusting nut 7 to the end that compresses tightly of adjusting screw 6 leads and spacing, prevents adjusting screw 6 landing from second pincers handle 2.

Preferably, the end of the adjusting screw 6 away from the nut is in a ball shape to prevent the adjusting screw 6 from damaging the surface of the second clamp handle 2 during rotation.

Example 4

Based on the embodiment 1 or 2, the tail end of the first forceps handle 1 and/or the tail end of the second forceps handle 2 are/is provided with the force application section 11, the force application section 11 is used for being connected with the force application sleeve rod 10, so that the force arm of the wire forceps is increased through the force application sleeve rod 10, and the wire cylinder can be used for screwing or unscrewing a screw/nut with high pretightening force.

Example 5

Based on any one of the above embodiments, the first plier handle 1 and the second plier handle 2 are both covered with ceramic coatings, so that the wire plier can be operated in a live-line mode, and the first plier handle 1 and the second plier handle 2 have enough surface hardness, so that the service life of the wire plier is prolonged.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A labor-saving wire cutter comprises a first cutter handle (1), a second cutter handle (2) and a cutter head (3), and is characterized by further comprising a clamping piece (4);

one end of the clamping piece (4) is connected with the tail end of the first clamp handle (1), the other end of the clamping piece (4) is provided with a clamping groove (5), and the clamping groove (5) is used for accommodating the tail end of the second clamp handle (2);

the clamping groove (5) is in threaded connection with an adjusting screw (6) far away from one side wall of the first clamp handle (1), the adjusting screw (6) is provided with an adjusting nut (7), and the clamp head (3) is clamped by adjusting the adjusting screw (6).

2. Labor-saving wire plier according to claim 1, wherein the outer side of the tail end of the second plier handle (2) is provided with a pressing notch (8), and the pressing notch (8) is used for accommodating one end of the adjusting screw rod (6) far away from the adjusting screw cap (7).

3. Labor-saving wire cutter according to claim 2, wherein the end of the adjusting screw (6) remote from the nut is ball-shaped.

4. Labor-saving wire plier according to any one of claims 1 to 3, wherein a side wall of the adjusting nut (7) is provided with a stressing connecting part (9), and the stressing connecting part (9) is used for connecting a stressing loop bar (10).

5. Labor saving wire plier according to any one of claims 1 to 3, characterized in that the clamping part (4) is detachably connected to the first plier handle (1).

6. Labor-saving wire pliers according to claim 5, wherein the end of the clamping part (4) remote from the clamping groove (5) is provided with a sleeve (16), and the sleeve (16) is used for sleeving the end of the first plier handle (1).

7. Labor-saving wire plier according to claim 1, characterized in that the end of the first plier handle (1) and/or the end of the second plier handle (2) is provided with a stressing section (11), and the stressing section (11) is used for connecting a stressing loop bar (10).

8. The labor-saving wire plier according to claim 7, further comprising a stress application loop bar (10) used in cooperation, wherein one end of the stress application loop bar (10) is provided with a loop hole (12) for sleeving the stress application section (11).

9. Labor-saving wire pliers according to claim 1, wherein the first plier handle (1), the second plier handle (2) and the plier head (3) are all made of chrome vanadium steel or nickel chromium steel.

10. Labor saving wire plier according to claim 1, characterized in that the first plier handle (1) and the second plier handle (2) are covered with a ceramic coating.