CN219563069U - Portable drill core of variable size gets a anchor clamps - Google Patents

Abstract

The utility model discloses a portable road drill core taking clamp with variable size, which comprises a screw, wherein a first screw cap, a second screw cap and a hinged thin plate are arranged on the screw, four first connecting rods are arranged around the hinged thin plate, and four arc clamps with saw teeth are arranged at the bottoms of the four first connecting rods. The coring clamp realizes the functions that the clamp is convenient to carry and the size can be changed in a certain range, and simultaneously can clamp through the sawteeth of the two arc clamps during coring, and takes out the road core with smaller force.

Description

Portable drill core of variable size gets a anchor clamps

Technical Field

The utility model belongs to the technical field of traffic civil engineering equipment, and particularly relates to a portable drill core taking clamp with variable size.

Background

In road paving, in order to detect road quality, a sample of road core is obtained by drilling a hole from the road. In the prior art, after the required road core is cut by a drilling coring machine, sometimes the road core is left in a pit hole, and is difficult to take out, and a clamp is required to take out a road core sample. In the working process of the traditional clamp, although the clamp is convenient to carry, the size of the clamp is not easy to change in the working process, and the road core is required to be clamped for a long time and is required to be taken out with great force.

Therefore, there is a need to develop a portable drill core extracting fixture with variable dimensions, which can be tightened by a machine during coring and can extract a road core with less force while the fixture is convenient to carry and the dimensions can be changed within a certain range.

Disclosure of Invention

The utility model aims to provide a portable drill core taking clamp with variable size, which solves the problems that the clamp size is not easy to change in road core sampling, the road core needs to be clamped for a long time and a large force is required to take out the road core.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a portable drill core of variable size gets a anchor clamps, includes the screw rod, be provided with first nut, second nut and articulated sheet metal on the screw rod, articulated sheet metal be provided with four head rods all around, head rod bottom sets up the connecting strip that can adjust the angle in the within a small range, connecting strip bottom welding arc anchor clamps.

As a preferred embodiment of the present utility model, the hinge plate is disposed between the first nut and the second nut, and a certain gap is formed between the hinge plate and the screw. Four first connecting rods are hinged around the hinged thin plate.

As a preferable technical scheme of the utility model, a spherical hinging device is welded at the bottom of the screw rod and is hinged with four second connecting rods. The second connecting rod is hinged with the first connecting rod.

As a preferable technical scheme of the utility model, the arc-shaped clamp is welded with the connecting strip, the connecting strip is hinged with the first connecting rod, so that the coring angle of the arc-shaped clamp can be adjusted in a small range, the clamping is convenient, and the bottom of the arc-shaped clamp is provided with saw teeth.

As a preferable technical scheme of the utility model, the top of the screw is provided with a handle.

The beneficial effects of the utility model are as follows: according to the portable drill core piece taking clamp with the variable size, the four arc clamps are inserted into the saw cut of the road core, the four arc clamps are close to each other through rotation of the two nuts, the bottom saw teeth of the arc clamps tightly clamp two sides of the road core, and after the two nuts are screwed, a road core sample is taken out directly through the handle. The whole process can be realized by only rotating two nuts, the time for clamping is shortened, and the clamp and the road core have enough friction force due to the sawteeth at the bottom of the clamp, meanwhile, the required force is smaller, and the difficulty of road core sampling is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a front view of a portable drill core extractor clamp of variable size according to the present utility model;

fig. 2 is a schematic structural view of an arc-shaped jig in a portable drill core extracting jig of variable dimensions according to the present utility model.

In the figure: 1. the device comprises a screw rod, a first screw cap, a second screw cap, a hinged thin plate, a spherical hinge device, a first connecting rod, a second connecting rod, an arc-shaped clamp, a connecting rod and a handle.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

As shown in fig. 1, the portable drill core picking clamp with variable size comprises a screw 1, wherein a first screw cap 2, a second screw cap 3 and a hinged thin plate 4 are arranged on the screw 1, four first connecting rods 6 are hinged around the hinged thin plate 4, connecting strips 9 capable of adjusting angles in a small range are arranged at the bottoms of the first connecting rods 6, and arc clamps 8 are welded at the bottoms of the connecting strips 9.

When the novel road core saw is in operation, the four arc clamps 8 are inserted into saw cuts of the road core, then the two nuts are rotated to enable the four arc clamps 8 to be close to each other, and saw teeth at the bottoms of the clamps are tightly clamped on two sides of the road core. The core is then removed by the handle 10 and the coring operation is easier.

As shown in fig. 1, in a portable drill core extracting fixture with variable dimensions according to the present utility model, a hinge plate 4 is disposed between a first nut 2 and a second nut 3, and a certain gap is formed between the hinge plate 4 and a screw 1 so as to be movable up and down. Four first connecting rods 6 are hinged around the hinged thin plate 4.

Under the limiting action of the two nuts, the hinged sheet 4 can be ensured to move up and down on the screw 1.

As shown in fig. 1, in the portable drill core picking clamp with variable size, a spherical hinging device 5 is welded at the bottom of the screw 1, and four second connecting rods 7 are hinged to the spherical hinging device 5. The second connecting rod 7 is hinged with the first connecting rod 6.

Based on the principle of screw drive, rotating the two nuts, the first connecting rod 6 will expand or contract within a certain range under the support of the second connecting rod 7, so as to take out road cores of different sizes.

With reference to fig. 1 and 2, in a portable drill core picking clamp with variable dimensions according to the present utility model, four arc clamps 8 are welded to four connecting bars 9, and the connecting bars 9 are hinged to the first connecting bar 6, so that the positions of the arc clamps 8 can be adjusted within a small range by the connecting bars 9, which is helpful for better clamping a road core, and the bottom of the arc clamps 8 is provided with saw teeth.

The four first connecting rods 6 rotate to drive the four connecting strips 9 to rotate, and the positions of the arc clamps can be adjusted within a small range by the connecting strips 9, so that the four arc clamps 8 can enter the road core saw kerf to clamp the road core more easily. The bottom of the arc-shaped clamp 8 is provided with saw teeth which can tightly clamp the two sides of the road core, so that the road core can be conveniently taken out.

As shown in fig. 1, in a portable drill core extracting jig of variable size of the present utility model, a handle 10 is provided at the top of a screw 1.

The constructor can easily take out the road core sample by vertically extracting or rotating the extracting handle 10.

While the foregoing description illustrates and describes several preferred embodiments of the utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of use in various other combinations, modifications and environments and is capable of changes or modifications within the spirit of the utility model described herein, either as a result of the foregoing teachings or as a result of the knowledge or skill of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (2)

1. The portable drill core taking clamp with the variable size is characterized by comprising a screw (1), wherein a first screw cap (2), a second screw cap (3) and a hinged thin plate (4) are arranged on the screw (1), four first connecting rods (6) are arranged on the hinged thin plate (4), and four arc clamps (8) are arranged at the bottoms of the four first connecting rods (6); the hinge thin plate (4) is arranged between the first screw cap (2) and the second screw cap (3), and a certain gap is reserved between the hinge thin plate (4) and the screw rod (1); four first connecting rods (6) are hinged around the hinged thin plate (4); the bottom of the screw rod (1) is welded with a spherical hinge device (5), the spherical hinge device (5) is hinged with a second connecting rod (7), and the second connecting rod (7) is hinged with the first connecting rod (6); the four arc-shaped clamps (8) are welded with the four connecting bars (9), the connecting bars (9) are hinged with the first connecting bars (6), so that the connecting bars (9) can be adjusted in a small range, the position of the arc-shaped clamps (8) is favorable for better clamping a road core, and sawteeth are arranged at the bottoms of the arc-shaped clamps (8).

2. Portable drill core extracting clamp of variable size according to claim 1, characterized in that the top of the screw (1) is provided with a handle (10).