CN221055761U - Device for measuring angle of blast hole - Google Patents

Abstract

The utility model discloses a device for measuring a blast hole angle, which relates to the technical field of blast hole angle measurement.

Description

Device for measuring angle of blast hole

Technical Field

The utility model relates to the technical field of blast hole angle measurement, in particular to a device for measuring the angle of a blast hole.

Background

In the mine production process, the angle of the blast hole is used as one of important blasting parameters, so that great influence exists on mine production and safety, the blast hole angle and the design have overlarge differences, the blasting effect and the expected differences are large, the consequences such as large blocks and root are easy to generate, the economic loss of a mine is directly caused, and potential safety hazards such as blasting flying stones are possibly generated, so that safety accidents are caused. Therefore, the blast hole angle must be ensured to be consistent with the design angle in the surface mine exploitation process.

In the rock drilling process, the inclination angle and the azimuth angle of the blast hole may not be consistent with the design, and the traditional measuring tool can only measure the inclination angle or the azimuth angle of the blast hole and cannot measure the inclination angle and the azimuth angle of the blast hole at the same time.

Disclosure of utility model

In order to solve the technical problems in the background art, the utility model provides a device for measuring the angle of a blast hole, which can intuitively and accurately measure the inclination angle and azimuth angle of the blast hole, reduce the measurement cost and improve the measurement efficiency.

The utility model provides a device for measuring a blast hole angle, which comprises a main scale, wherein an auxiliary jacking device is arranged on the main scale and used for fixing the main scale in a blast hole, and a measuring piece is arranged on the main scale and used for simultaneously measuring the inclination angle and the azimuth angle of the blast hole.

Preferably, the measuring piece comprises a connecting rod, the connecting rod is rotationally connected with the main scale, a protractor is installed at one end of the connecting rod far away from the main scale, a pointer is rotationally connected on the protractor, and a compass and a pendulum are respectively installed at two ends of the pointer.

Preferably, the auxiliary jacking device comprises an arc-shaped plate, and at least two springs are fixedly connected between the arc-shaped plate and the main ruler.

Preferably, the pointer is a metal pointer.

Preferably, the pendulum is a high density metal pendulum.

Preferably, the compass is a lightweight small compass.

According to the device for measuring the angle of the blast hole, the main scale is placed into the blast hole through the auxiliary jacking device to be fixed, the pendulum is waited to naturally stop and swing stably, the scale of the pointer on the protractor is read to obtain the inclination angle of the blast hole, the azimuth angle on the compass is read to obtain the azimuth angle of the blast hole, and therefore the inclination angle and the azimuth angle of the blast hole can be intuitively and accurately measured, the measurement cost is reduced, and the measurement efficiency is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a front view of the structure of the present utility model.

In the figure, 1, a main scale; 2. an auxiliary jacking device; 3. a connecting rod; 4. an angle gauge; 5. a pointer; 6. a compass; 7. pendulum bob.

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 symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

The device for measuring the angle of the blast hole shown in fig. 1 comprises a main scale 1, wherein the main scale 1 is in the prior art, an auxiliary jacking device 2 is arranged on the main scale 1, the auxiliary jacking device 2 is used for fixing the main scale 1 in the blast hole, and a measuring piece is arranged on the main scale 1 and is used for simultaneously measuring the inclination angle and the azimuth angle of the blast hole.

Further, the measuring piece includes connecting rod 3, and connecting rod 3 rotates with main scale 1 to be connected, and protractor 4 is installed to the one end that main scale 1 was kept away from to connecting rod 3, rotates on protractor 4 to be connected with pointer 5, and compass 6 and pendulum 7 are installed respectively at the both ends of pointer 5.

Further, the auxiliary jacking device 2 comprises an arc-shaped plate, and at least two springs are fixedly connected between the arc-shaped plate and the main scale 1.

Further, the auxiliary tightening device 2 is other existing fixing devices capable of fixing the main scale 1.

In an alternative embodiment, the pointer 5 is a metal pointer.

In an alternative embodiment, pendulum 7 is a high density metal pendulum.

In an alternative embodiment, the compass 6 is a lightweight compact compass.

According to the device for measuring the angle of the blast hole, the main scale 1 is placed into the blast hole through the auxiliary jacking device 2 to be fixed, the pendulum 7 is waited to naturally stop and swing stably, the scale of the pointer 5 on the protractor 4 is read to obtain the inclination angle of the blast hole, the azimuth angle on the compass 6 is read to obtain the azimuth angle of the blast hole, and therefore the inclination angle and the azimuth angle of the blast hole can be intuitively and accurately measured, the measurement cost is reduced, and the measurement efficiency is improved;

and has low cost, simple operation and convenient carrying.

The embodiment is in the working process:

The auxiliary jacking device 2 is pressed to be tightly attached to the main scale 1, the main scale 1 is placed in a blast hole, the auxiliary jacking device 2 is loosened to fix the main scale 1 in the blast hole, the pendulum 7 is waited to naturally stop and swing stably, the scale of the pointer 5 on the protractor 4 is read to obtain the blast hole inclination angle, and the azimuth angle on the compass 6 is read to obtain the blast hole azimuth angle.

And all that is not described in detail in this specification is well known to those skilled in the art.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a measure device of big gun hole angle, includes main scale (1), its characterized in that: be equipped with supplementary tight device (2) in pushing up on main scale (1), supplementary tight device (2) in pushing up is used for fixing main scale (1) in the big gun hole, be equipped with the measuring part on main scale (1), the measuring part is used for measuring big gun hole inclination and azimuth simultaneously.

2. The device for measuring the angle of the blast hole according to claim 1, wherein the measuring piece comprises a connecting rod (3), the connecting rod (3) is connected with a main scale (1), a protractor (4) is arranged at one end, far away from the main scale (1), of the connecting rod (3), a pointer (5) is connected to the protractor (4), and a compass (6) and a pendulum (7) are respectively arranged at two ends of the pointer (5).

3. The device for measuring the angle of a blast hole according to claim 1 or 2, characterized in that the auxiliary tightening device (2) comprises an arc-shaped plate, and at least two springs are connected between the arc-shaped plate and the main scale (1).

4. The device for measuring the angle of a blasthole according to claim 2, characterized in that the pointer (5) is a metal pointer.

5. The device for measuring the angle of a blasthole according to claim 2, characterized in that the pendulum (7) is a high-density metal pendulum.

6. The device for measuring the angle of a borehole according to claim 2 or 4 or 5, characterized in that the compass (6) is a lightweight small compass.