CN218518457U

CN218518457U - Multipurpose pliers

Info

Publication number: CN218518457U
Application number: CN202222479099.0U
Authority: CN
Inventors: 陈俊文; 陈志高; 陈富康; 吴锦信
Original assignee: Guangxi Yuchai Power Co Ltd
Current assignee: Guangxi Yuchai Power Co Ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-02-24
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a multipurpose pliers relates to repair tools's field. Comprises an upper nipper rod and a lower handle which are connected in an integrated manner, and a lower nipper rod and an upper handle which are connected in an integrated manner; the upper handle and the lower handle are rotatably connected through a connecting part, the tail end of the upper clamp rod is detachably provided with an upper clamp connecting rod, and the tail end of the lower clamp rod is detachably provided with a lower clamp connecting rod; and the tail ends of the upper clamp rod and the lower clamp rod are respectively screwed with a locking nut for locking the connecting rod. The utility model discloses application scope is wide, practical reliable, but a pincers is multi-purpose, has avoided because the impaired problem that leads to changing whole pliers of keeping silent.

Description

Multipurpose pliers

Technical Field

The utility model relates to a repair tools, more specifically says, it relates to a multipurpose pliers.

Background

Pliers are a commonly used maintenance tool in the process of maintaining a vehicle. However, different types of pliers are often required for different repair locations or repair requirements. For example, in maintenance, commonly used pliers include pliers, nipper pliers, circlip pliers, diagonal pliers, and the like. As the pliers are in contact with the steel workpiece for a long time, the pliers are easy to wear in the using process. And if the maintenance personal do not install standard use, the problem that the jaw is damaged, even the claw beam breaks or deforms easily appears. If the jaw of the pliers is damaged, the jaw needs to be integrally replaced so as to avoid unnecessary maintenance accidents in the maintenance process. However, the overall replacement of the pliers inevitably increases the maintenance cost and also causes the waste of resources.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to prior art, provides a multipurpose pliers, has solved the problem that the pliers need be wholly changed when keeping silent of pliers impaired.

The technical scheme of the utility model lies in: a pair of multipurpose pliers comprises an upper plier rod and a lower handle which are connected in an integrated manner, and a lower plier rod and an upper handle which are connected in an integrated manner; the upper handle and the lower handle are rotatably connected through a connecting part, the tail end of the upper clamp rod is detachably provided with an upper clamp connecting rod, and the tail end of the lower clamp rod is detachably provided with a lower clamp connecting rod; and the tail ends of the upper clamp rod and the lower clamp rod are respectively screwed with a locking nut for locking the connecting rod.

And the upper clamp rod and the upper clamp connecting rod and the lower clamp connecting rod are in threaded connection.

One end of the upper clamp connecting rod is provided with a thread groove, the tail end of the upper clamp rod is of a screw rod structure, and the upper clamp connecting rod is screwed on the screw rod structure of the upper clamp rod;

one end of the lower clamp connecting rod is provided with a thread groove, the tail end of the lower clamp rod is of a screw rod structure, and the lower clamp connecting rod is screwed on the screw rod structure of the lower clamp rod.

The rotation direction of the locking nut is opposite to that of the connecting rod.

The screw rod structure at the tail end of the upper clamping rod and the lower clamping rod is provided with a cutting groove, and the cutting groove is internally provided with alignment scales.

Advantageous effects

The utility model has the advantages that: the connecting rod is detachably arranged at the tail end of the clamp rod. When keeping silent impaired, not only be convenient for to the change of pliers connecting rod, still convenient to use and application scope are wider, have reached the multi-purpose of a pincers, have avoided because keeping silent impaired the problem that leads to changing whole pliers. In addition, the clamp rod is provided with the locking nut for locking the limiting connecting rod, so that the displacement phenomenon caused by free rotation of the connecting rod in the use process can be effectively avoided, and the reliability of the clamp is improved.

Drawings

FIG. 1 is a schematic view of the explosion structure of the pliers of the present invention;

FIG. 2 is a schematic view of the pliers with the jaws in a closed state;

fig. 3 is a schematic structural view of the pliers of the present invention with the jaw in an open state.

Wherein: 1-upper clamp rod, 2-lower handle, 3-lower clamp rod, 4-upper handle, 5-connecting part, 6-upper clamp connecting rod, 7-lower clamp connecting rod, 8-locking nut and 9-cutting groove.

Detailed Description

The present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention, and any modifications made by anyone within the scope of the claims of the present invention will still fall within the scope of the claims of the present invention.

Referring to fig. 1-3, the multipurpose pliers of the present invention comprise an upper plier rod 1 and a lower handle 2 connected integrally and a lower plier rod 3 and an upper handle 4 connected integrally; the clamp also comprises an upper clamp connecting rod 6, a lower clamp connecting rod 7 and a locking nut 8. The upper handle 4 and the lower handle 2 are rotatably connected by a connecting portion 5. The above-mentioned upper/lower nipper rods, upper/lower handles and connecting part 5 are the inherent structure of the current nippers, and the present invention does not improve the structure, so that it does not need to be discussed more.

But for the adaptation installation, the utility model discloses make the change of adaptability according to the installation demand of last pincers connecting rod 6 and lower pincers connecting rod 7 with the shape of last pincers pole 1 and lower pincers pole 3.

As shown in fig. 1, the utility model changes the clamp rod into a two-segment structure composed of an inclined rod segment and a horizontal rod segment. And the inclined rod section and the horizontal rod section are of an integrated structure. Wherein the horizontal rod section is in a screw structure. A distance is arranged between the horizontal rod section of the upper clamp rod 1 and the horizontal rod section of the lower clamp rod 3, so that the locking nut 8 can still rotate after the upper clamp connecting rod 6 and the lower clamp connecting rod 7 are closed and contacted.

In this embodiment, a thread groove is formed at one end of the upper clamp connecting rod 6, the end of the upper clamp rod 1 is of a screw structure, and the upper clamp connecting rod 6 is screwed on the screw structure of the upper clamp rod 1, so that the detachable installation of the upper clamp connecting rod 6 and the upper clamp rod 1 is realized, and the upper clamp connecting rod 6 can be conveniently replaced. Thread groove has been seted up to the one end of lower tong connecting rod 7, and the end of lower tong pole 3 is the screw rod structure, and lower tong connecting rod 7 connects soon at the screw rod structure of lower tong pole 3, has realized the demountable installation of lower tong connecting rod 7 with lower tong pole 3 to the change of lower tong connecting rod 7.

In the using process, if the upper clamp connecting rod 6 or the lower clamp connecting rod 7 is seriously abraded or another jaw needs to be used, the upper clamp connecting rod 6 and the lower clamp connecting rod 7 can be simultaneously screwed and disassembled, and then the new upper clamp connecting rod 6 and the lower clamp connecting rod 7 which are required by the current using requirement are replaced. The operation is simple and convenient, the purpose of one clamp for multiple purposes is achieved, and the problem that the whole clamp needs to be replaced due to the fact that the clamp opening is damaged is solved.

Preferably, the screw structures at the ends of the upper nipper cylinder 1 and the lower nipper cylinder 3 are both screwed with the lock nuts 8, the rotation direction of the lock nuts 8 mounted on the screw structure of the upper nipper cylinder 1 is opposite to the rotation direction of the upper nipper connecting rod 6, and the rotation direction of the lock nuts 8 mounted on the screw structure of the lower nipper cylinder 3 is opposite to the rotation direction of the lower nipper connecting rod 7. The anti-locking limiting function of the locking nut 8 on the connecting rod (the connecting rod is the general name of the upper clamp connecting rod 6 and the lower clamp connecting rod 7) can effectively avoid the displacement phenomenon caused by free rotation of the connecting rod in the use process, and the reliability of the pliers is improved.

Preferably, all set up grooving 9 on the screw rod structure of last tong pole 1 and 3 terminal of lower tong poles, be equipped with the scale of counterpointing in grooving 9 to when the precession position that pincers connecting rod 6 and lower pincers connecting rod 7 lie in the screw rod structure is adjusted, can conveniently make the precession position of pincers connecting rod 6 and lower pincers connecting rod 7 unanimous according to the scale of counterpointing, it is more convenient to operate.

The utility model discloses a theory of operation is: when using the pliers, the user selects a pair of suitable connecting rods according to the current use requirement. And then, the upper tong connecting rod 6 and the lower tong connecting rod 7 are screwed on the corresponding tong rods in sequence, and the upper tong connecting rod 6 and the lower tong connecting rod 7 are screwed on the proper positions of the tong rods according to the length required by the application. And finally, rotating the locking nut 8 to enable the locking nut to be propped against the connecting rod so as to tightly prop up the connecting rod, thereby realizing the locking limit of the connecting rod. After the locknut 8 is tightened, pliers can be used.

The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.

Claims

1. A pair of multipurpose pliers comprises an upper pliers rod (1) and a lower handle (2) which are connected in an integrated manner, and a lower pliers rod (3) and an upper handle (4) which are connected in an integrated manner; the upper handle (4) is rotatably connected with the lower handle (2) through a connecting part (5), and is characterized in that the tail end of the upper clamp rod (1) is detachably provided with an upper clamp connecting rod (6), and the tail end of the lower clamp rod (3) is detachably provided with a lower clamp connecting rod (7); the tail ends of the upper clamp rod (1) and the lower clamp rod (3) are respectively screwed with a locking nut (8) for locking the connecting rod.

2. A pair of multipurpose pliers according to claim 1, wherein the upper pliers bar (1) and the upper pliers connecting bar (6) and the lower pliers bar (3) and the lower pliers connecting bar (7) are both screwed.

3. The multipurpose pliers according to claim 2, wherein one end of the upper pliers connecting rod (6) is provided with a threaded groove, the tail end of the upper pliers rod (1) is of a screw rod structure, and the upper pliers connecting rod (6) is screwed on the screw rod structure of the upper pliers rod (1);

one end of the lower clamp connecting rod (7) is provided with a thread groove, the tail end of the lower clamp rod (3) is of a screw rod structure, and the lower clamp connecting rod (7) is connected to the screw rod structure of the lower clamp rod (3) in a screwing mode.

4. Multipurpose pliers according to claim 1, characterized in that the rotation direction of the locking nut (8) is opposite to that of the connecting rod.

5. Multipurpose pliers according to claim 3, characterized in that the screw structures at the ends of said upper (1) and lower (3) pliers legs are each provided with a slot (9), and said slots (9) are provided with alignment marks.