CN213858819U

CN213858819U - Circular-mouth horizontal locking pliers for pulling out electrical prospecting electrode

Info

Publication number: CN213858819U
Application number: CN202021960871.5U
Authority: CN
Inventors: 苏永军; 马震; 曹占宁; 范翠松; 夏雨波; 孙大鹏; 黄忠峰; 陈枫; 李影
Original assignee: Tianjin Geological Survey Center Of China Geological Survey Bureau
Current assignee: Tianjin Geological Survey Center Of China Geological Survey Bureau
Priority date: 2020-06-29
Filing date: 2020-09-08
Publication date: 2021-08-03
Anticipated expiration: 2030-09-08
Also published as: CN213136419U

Abstract

A circular nozzle horizontal arranged locking pliers for extracting an electrical prospecting electrode, a fixed plier head is fixedly connected with a fixed plier handle, a movable plier head is movably hinged with a movable plier handle, the front parts of the fixed plier head and the movable plier head form a clamping opening, the movable plier head is respectively hinged with the fixed plier handle and elastically connected with the fixed plier handle, the rear part of the movable plier handle is provided with a spring-open handle, the movable plier handle is also connected with one end of a stay bar, the other end of the stay bar is inserted into the fixed plier handle, the tail end of the fixed plier handle is screwed with an adjusting screw rod, the screwing-in end of the adjusting screw is in contact connection with the support rod, the clamping port is composed of semicircular clamping ports respectively formed at the inner sides of the fixed tong head and the movable tong head, and convex semicircular clamping surfaces are respectively and integrally formed at the same sides of the two semicircular clamping openings to jointly form a clamping sleeve, and the clamping surface at the inner side of the circular clamping sleeve is of a convex-concave corrugated surface structure. The utility model discloses increased the area of contact of centre gripping cover and electrical prospecting electrode, improved the firmness of centre gripping electrical prospecting electrode.

Description

Circular-mouth horizontal locking pliers for pulling out electrical prospecting electrode

Technical Field

The utility model relates to a round mouth locking pliers. In particular to a circular nozzle horizontal arranged locking pliers for pulling out an electrical prospecting electrode.

Background

In the middle of the electrical prospecting work, a special tool for pulling out the electrical prospecting electrode is not equipped, when the electrode is pulled out, time and labor are wasted, and when the electrode is pulled out and encounters difficulty, the electrode is usually knocked by using an iron hammer left and right, the electrical prospecting electrode is extremely easy to knock and deform in the process, so that the electrical prospecting electrode cannot be normally used, and the electrical prospecting needs a special tool capable of pulling out the electrical prospecting electrode.

The locking pliers are semi-movable clamping tools with large clamping force, the clamping openings of the pliers heads of the locking pliers which are common in the market at present are mostly plane clamping openings, the contact surface of the locking pliers with a pulled electrical prospecting electrode is small, when the electrical prospecting electrode is pulled out, the clamping force is small, and the electrical prospecting electrode is easy to fall off; meanwhile, when the electrode for electrical prospecting is vigorously pulled out in use, the clamp body is easy to fall off the hand, and the electrode for electrical prospecting is not convenient enough when being pulled out by the locking pliers, so that the practicability is poor.

In view of the above, it is necessary to provide a circular-nose horizontally-arranged locking pliers suitable for pulling out an electrical prospecting electrode, aiming at the problems existing in the prior locking pliers when the locking pliers are used for pulling out the electrical prospecting electrode.

Disclosure of Invention

The utility model aims to solve the technical problem that a can improve the firmness of locking pliers centre gripping electrical prospecting electrode is provided, the locking pliers is put to round mouth tie that is used for extracting electrical prospecting electrode that prevents to drop, labour saving and time saving.

The utility model adopts the technical proposal that: a circular nozzle horizontal setting locking pliers for extracting an electrical prospecting electrode comprises a fixed pliers head and a fixed pliers handle connected with the rear end of the fixed pliers head, a movable pliers head and a movable pliers handle hinged with the rear end of the movable pliers head through a first pin shaft, wherein the front parts of the fixed pliers head and the movable pliers head form a clamping opening, the movable pliers head is hinged with the fixed pliers handle through a second pin shaft and elastically connected with the fixed pliers handle through a tension spring, the rear part of the movable pliers handle is provided with an ejection handle for controlling the opening of the clamping opening, the movable pliers handle is connected with one end of a support rod through a third pin shaft, the other end of the support rod is inserted into the fixed pliers handle, the tail end of the fixed pliers handle is screwed with an adjusting screw rod, and the screwing end of the adjusting screw rod is in contact connection with the end of the support rod inserted into the fixed pliers handle, the electrode clamp is characterized in that the clamping openings at the front parts of the fixed tong head and the movable tong head are formed by symmetrical semicircular clamping openings which are respectively formed at the inner sides of the fixed tong head and the movable tong head, and the same sides of the two semicircular clamping openings are symmetrically and respectively integrally formed with a convex semicircular clamping surface, so that the movable tong head and the fixed tong head jointly form a circular clamping sleeve for clamping an electrical prospecting electrode when mutually abutted, and the clamping surface at the inner side of the circular clamping sleeve is of a convex-concave corrugated surface structure.

The utility model discloses a locking pliers is put to circle mouth tie for extracting electrical prospecting electrode, the semi-circular clamping face that has the widening of the anterior symmetry of fixed binding clip and activity binding clip, two semi-circular clamping face meet to form the centre gripping cover, the centre gripping cover inside surface is convex-concave ripple structure. When the fixed tong head and the movable tong head are mutually abutted, the clamping space is circular, the contact area between the clamping sleeve and the electrical prospecting electrode is increased, and the contact surface is of a convex-concave corrugated structure, so that the firmness of clamping the electrical prospecting electrode is improved. The utility model discloses an adjusting screw changes the opening degree size of activity binding clip and fixed binding clip to form the circular centre gripping space of different diameters, adapt to the electrical prospecting electrode of multiple size, improved the commonality that the locking pliers was put to the round mouth tie.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a circular-nose horizontally-arranged locking pliers for extracting an electrical prospecting electrode according to the present invention;

FIG. 2 is a schematic view of a partial perspective view of a circular-nose horizontally-disposed locking pliers for extracting an electrical prospecting electrode of the present invention;

FIG. 3 is a bottom view of FIG. 1;

fig. 4 is a schematic structural view of the folding handle of the present invention unfolding 180 degrees.

In the drawings

1: fixing the binding clip 2: movable binding clip

3: fixing the clamp handle 4: movable pliers handle

5: and (6) tension spring: brace rod

7: the flick handle 8: adjusting screw

9: folding the handle 10: first pin shaft

11: second pin 12: third pin shaft

13: clamping sleeve

Detailed Description

The present invention will be described in detail with reference to the following embodiments and accompanying drawings.

As shown in figures 1 and 2, the circular nozzle horizontal arranged locking pliers for extracting an electrical prospecting electrode of the utility model comprises a fixed pliers head 1 and a fixed pliers handle 3 connected with the rear end of the fixed pliers head 1, a movable pliers head 2 and a movable pliers handle 4 hinged with the rear end of the movable pliers head 2 through a first pin shaft 10, wherein the front parts of the fixed pliers head 1 and the movable pliers head 2 form a clamping opening, the movable pliers head 2 is respectively hinged with the fixed pliers handle 3 through a second pin shaft 11 and is elastically connected with the fixed pliers handle 3 through a tension spring 5, the rear part of the movable pliers handle 4 is provided with an ejection handle 7 for controlling the opening of the clamping opening, the movable pliers handle 4 is also connected with one end of a stay bar 6 through a third pin shaft 12, the other end of the stay bar 6 is inserted into the fixed pliers handle 3, the tail end of the fixed pliers handle 3 is screwed with an adjusting screw 8, and the screwed-in end of the adjusting screw 8 is in contact connection with the end of the stay 6 inserted into the fixed jaw shank 3.

As shown in fig. 1 and 3, the clamping openings at the front parts of the fixed binding clip 1 and the movable binding clip 2 are formed by symmetrical semicircular clamping openings respectively formed at the inner sides of the fixed binding clip 1 and the movable binding clip 2, and the same sides of the two semicircular clamping openings are symmetrically and respectively integrally formed with semicircular clamping surfaces protruding towards the same sides, so that when the movable binding clip 2 and the fixed binding clip 1 are abutted against each other, a circular clamping sleeve 13 for clamping an electrical prospecting electrode is formed together, and the clamping surfaces at the inner sides of the clamping sleeves 13 are of a convex-concave corrugated surface structure. The inner diameter of a clamping sleeve 13 formed by the movable tong head 2 and the fixed tong head 1 is 5-30 mm.

As shown in fig. 1 and 4, the fixed forceps handle 3 is provided with a folding handle 9 for assisting in pulling out the electrical prospecting electrode. The folding handle 9 is hinged with the fixed clamp handle 3, the hinge point is positioned at the front part of the fixed clamp handle 3, the maximum rotation angle of the folding handle 9 is 180 degrees, when the rotation angle of the folding handle 9 is 0 degree, the folding handle is positioned on the fixed clamp handle 3 and is arranged in parallel with the fixed clamp handle 3 in a folding way, and when the rotation angle of the folding handle 9 is 180 degrees, the folding handle is arranged in a way of unfolding and extending out of the front part of the fixed clamp handle 3.

The utility model discloses a locking pliers is put to round mouth tie for extracting electrical prospecting electrode is through fixed pincers handle 3, activity pincers handle 4, the handle 7 is opened in the bullet, extension spring 5, vaulting pole 6, adjusting screw 8 and folding handle 9 combination are the clamp tightly to link and realize the clamp tightly of fixed binding clip 1 and activity binding clip 2, the pine takes off and the regulation of 13 internal diameters of centre gripping cover. The utility model is composed of the movable binding clip 2 and the fixed binding clip 1 to form a circular clamping sleeve 13 for clamping the electrical prospecting electrode, so that the contact surface between the electrical prospecting electrode and the circular clamping sleeve 13 is enlarged, thereby improving the firmness of the clamping electrode; the opening degree of the clamp head is changed through the adjusting screw rod 8 to form circular clamping spaces with different diameters, so that various electrical prospecting electrodes can be suitable for being pulled out, and the practicability of the circular-nose horizontally-arranged locking pliers is improved.

The present invention has been described in detail and with reference to the above, but it is not limited to the limitations of the present invention, and it is understood that the present invention can be modified and modified by those skilled in the art of electrical prospecting without departing from the spirit and scope of the present invention, and all of them fall within the scope of the present invention.

Claims

1. A circular nozzle horizontal setting locking pliers for pulling out an electrical prospecting electrode comprises a fixed pliers head (1) and a fixed pliers handle (3) connected with the rear end of the fixed pliers head (1), a movable pliers head (2) and a movable pliers handle (4) hinged with the rear end of the movable pliers head (2) through a first pin shaft (10), wherein the front parts of the fixed pliers head (1) and the movable pliers head (2) form a clamping opening, the movable pliers head (2) is further hinged with the fixed pliers handle (3) through a second pin shaft (11) and is elastically connected with the fixed pliers handle (3) through a tension spring (5), the rear part of the movable pliers handle (4) is provided with an elastic opening handle (7) used for controlling the opening of the clamping opening, the movable pliers handle (4) is further connected with one end of a support rod (6) through a third pin shaft (12), and the other end of the support rod (6) is inserted into the fixed pliers handle (3), the tail end of the fixed clamp handle (3) is screwed with an adjusting screw rod (8), the screwed end of the adjusting screw rod (8) is in contact connection with the end of the stay bar (6) inserted into the fixed clamp handle (3), it is characterized in that the clamping openings at the front parts of the fixed tong head (1) and the movable tong head (2) are formed by symmetrical semicircular clamping openings which are respectively formed at the inner sides of the fixed tong head (1) and the movable tong head (2), and the same sides of the two semicircular clamping openings are symmetrically and respectively integrally formed with a semicircular clamping surface protruding towards one side of the semicircular clamping opening, therefore, when the movable tong head (2) and the fixed tong head (1) are mutually abutted, a circular clamping sleeve (13) for clamping the electrical prospecting electrode is formed together, and the clamping surface on the inner side of the circular clamping sleeve (13) is of a convex-concave corrugated surface structure.

2. The circular nose flatwise arranged locking pliers for pulling out an electrical prospecting electrode according to claim 1, characterized in that the inner diameter of the clamping sleeve (13) formed by the movable pliers head (2) and the fixed pliers head (1) together is 5-30 mm.

3. The flatnose pliers according to claim 1, wherein the fixed pliers shank (3) is provided with a folding shank (9) for assisting in the extraction of the electrode.

4. The flatnose pliers according to claim 3, wherein the folding handle (9) is hinged to the fixed pliers handle (3), the hinge point is located in front of the fixed pliers handle (3), the maximum rotation angle of the folding handle (9) is 180 °, the folding handle (9) is located on the fixed pliers handle (3) and is arranged in parallel with the fixed pliers handle (3) when the rotation angle of the folding handle (9) is 0 °, and the folding handle (9) is arranged to be unfolded and extend out of front of the fixed pliers handle (3) when the rotation angle of the folding handle (9) is 180 °.