CN217877378U

CN217877378U - Dust device for surface mine blasting

Info

Publication number: CN217877378U
Application number: CN202221563175.XU
Authority: CN
Inventors: 李元海; 吴文瑶
Original assignee: Sichuan Hongtu Mining Engineering Co ltd
Current assignee: Sichuan Hongtu Mining Engineering Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-11-22
Anticipated expiration: 2032-06-22

Abstract

In view of the problem that the existing dust-settling equipment does not have a protection effect, the utility model discloses a dust-settling device for blasting of a surface mine, which structurally comprises a shell, wherein an opening is formed in the bottom end of the shell; the turnover plate is hinged with the shell to close the opening; the first fixing plate is a grid plate and can be arranged in the shell in a vertically moving mode; the mounting seat is arranged above the first fixing frame and is positioned in the middle of the inner part of the shell; a first spring is vertically arranged between the bottom surface of the mounting seat and the top surface of the first fixing plate; the sliding rods are symmetrically arranged on the left side and the right side of the mounting seat; the sliding block can be slidably arranged on the sliding rod; one end of the connecting rod is hinged with the sliding block, and the other end of the connecting rod is hinged with the first fixing plate; the second spring is wound on the sliding rod, one end of the second spring is connected with the side wall of the shell, and the other end of the second spring is connected with the sliding block; the spray pipe is arranged above the mounting seat; the bottom of the spray pipe is fixedly provided with a plurality of spray heads. The device has the dust fall effect, has the protecting effect again, is favorable to improving life.

Description

Dust device for surface mine blasting

Technical Field

The utility model belongs to the technical field of the mine blasting, in particular to dust device is used in surface mine blasting.

Background

Blasting is a technology for achieving the expected purpose by utilizing the compression, loosening, damage, throwing and killing effects generated by the explosion of explosives in air, water, earth and stone media or objects, and the principle is that when explosive packages or explosive charges explode in the earth and stone media or structures, the earth and stone media or structures are compressed, deformed, damaged, loosened and thrown.

Blasting is often required during surface mining or breaking of large rock masses and the like. However, a large amount of dust and broken stones are generated in the blasting process, which is very easy to cause harm to workers and pollute the environment.

Dust that dust fall equipment arouses to bursting can be used usually in order not to cause environmental pollution and handle, but traditional dust fall equipment does not possess the guard action to the impact force that leads to the blasting to produce can cause the damage to dust fall equipment, consequently, has not only influenced dust fall equipment's dust fall effect, and has caused unnecessary resource loss.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that current dust fall equipment does not possess the guard action, the utility model aims at providing a dust device is used in surface mine blasting, the device both has dust fall effect, has guard effect again, is favorable to improving the life of device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dust fall device for mine blasting comprises a shell, wherein an opening is formed in the bottom end of the shell; the turnover plate is positioned at the opening of the shell and is hinged with the inner side wall of the shell so as to seal the opening; the first fixing plate is a grid plate, can move up and down and is arranged in the shell and is positioned above the turnover plate; the mounting seat is arranged above the first fixing frame and is positioned in the middle of the inside of the shell; a first spring is vertically arranged between the bottom surface of the mounting seat and the top surface of the first fixing plate; the sliding rods are symmetrically arranged on the left side and the right side of the mounting seat; the sliding block can be slidably arranged on the sliding rod; one end of the connecting rod is hinged with the sliding block, and the other end of the connecting rod is hinged with the first fixing plate; the second spring is wound on the sliding rod, one end of the second spring is connected with the side wall of the shell, and the other end of the second spring is connected with the sliding block; the spray pipe is arranged above the mounting seat; and a plurality of spray heads are fixedly arranged at the bottom of the spray pipe.

In one of the technical solutions disclosed in the present invention, the dust falling device further includes a second fixing plate; the second fixing plate can be arranged below the first fixing plate in a vertically moving mode; the second fixing plate is a grid plate; and a third spring is arranged between the second fixing plate and the first fixing plate.

The utility model discloses an among the technical scheme, the returning face plate has two, and the symmetry sets up the bottom of casing.

The utility model discloses an among the technical scheme, the returning face plate with be provided with the fourth spring between the inside wall of casing.

In one of the technical solutions of the present invention, the turnover plate is a grid plate.

The utility model discloses an among them technical scheme, the top of casing is equipped with a plurality of ventilation holes.

The utility model discloses an among them one of them technical scheme, be provided with the filter screen in the ventilation hole.

In one of the technical solutions disclosed in the present invention, the bottom outer side wall of the casing is provided with an annular plate.

In one of the technical solutions disclosed in the present invention, the annular plate is provided with a plurality of soil-inserting nails that can extend to the lower part of the annular plate.

As can be seen from the above description, compared with the prior art, the beneficial effects of the present invention are:

during blasting, the turnover plate is firstly impacted and turned upwards, so that the impact force of the broken stone is buffered for the first time; then, the second fixing plate is impacted to compress the third spring, so that secondary buffering of impact force is realized; then, the first fixing plate is impacted to compress the first spring, and meanwhile, under the action of the connecting rod, the sliding block is driven to compress the second spring, so that three-stage buffering of impact force is realized; the three components are matched, so that the impact force on the device can be effectively reduced, and the device can be prevented from being damaged.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

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

Reference numerals:

100-a housing; 101-an annular plate; 102-inserting soil nails; 103-a vent;

201-a turnover plate; 202-a first fixing plate; 203-a mounting seat; 204-a first spring; 205-a slide bar; 206-a second spring; 207-a slide block; 208-a connecting rod; 209-a fourth spring; 210-a second fixation plate; 211-a third spring;

301-a shower pipe; 302-spray head.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

The utility model discloses a dust device is used in surface mine blasting, its structure is as shown in figure 1, including casing 100, protection component and dust fall subassembly.

Specifically, the housing 100 is a rectangular parallelepiped and is vertically disposed, and has an open bottom. The outer side wall of the bottom of the housing 100 is provided with a ring plate 101, and the housing 100 is fixed to the ground by a plurality of soil inserting nails 102 penetrating the ring plate 101.

The protective assembly is used for protecting the housing 100 and comprises a turnover plate 201, a first fixing plate 202, a mounting seat 203, a first spring 204, a sliding rod 205, a second spring 206, a sliding block 207 and a connecting rod 208.

Two turnover plates 201 are symmetrically arranged at the bottom of the shell 100 to close the opening at the bottom end of the shell 100. One side of the turnover plate 201 is hinged with the inner side wall of the shell 100, and a fourth spring 209 is arranged between the turnover plate 201 and the inner side wall of the shell 100. Adopt above-mentioned structure, when the returning face plate 201 received the impact, can upwards overturn to can play certain guard action to the rubble, avoid other subassemblies in the casing 100 to receive to strike too big damage that leads to.

The first fixing plate 202 is a mesh plate and is disposed above the flipping plate 201 to be movable up and down.

And the mounting seat 203 is arranged above the first fixing plate 202 and is positioned in the middle of the shell 100.

The first spring 204 has one end connected to the first fixing plate 202 and the other end connected to the mounting seat 203.

The sliding rods 205 are symmetrically arranged at the left side and the right side of the mounting seat 203. The slider 207 is slidably mounted on the slide bar 205. The second spring 206 is wound around the sliding rod 205, and has one end connected to the inner side wall of the housing 100 and the other end connected to the slider 207.

One end of the connecting rod 208 is hinged with the first fixing plate 202, and the other end is hinged with the sliding block 207.

With the above structure, when the first fixing plate 202 is impacted, the first fixing plate 202 moves upward to compress the first spring 204, and the slider 207 moves to press the second spring 206 under the action of the connecting rod 208, so that the impact force on the first fixing plate 202 can be buffered, and the device can be prevented from being damaged.

Dust fall assembly is disposed above mount 203, which has at least shower pipe 301. The bottom of the spray pipe 301 is provided with a plurality of spray heads 302. When the spray pipe 301 is connected with a water source, the spray head 302 can humidify the ground and can treat dust gas, so that the dust fall effect is realized, and the environmental pollution is avoided.

As a preferred solution of this embodiment, the protection assembly further includes a second fixing plate 210. The second fixing plate 210 is a mesh plate, and can be disposed under the first fixing plate 202 in an up-and-down manner, and a plurality of third springs 211 are disposed between the second fixing plate 210 and the first fixing plate 202.

By adopting the structure, the impact force buffering effect can be improved, and the protection effect is better.

As a specific embodiment of this embodiment, the top of the housing 100 is provided with a plurality of ventilation holes 103. A filter net (not shown in the drawings) is provided in the ventilation hole 103.

As a specific embodiment of this embodiment, the turning plate 201 is a grid plate.

As can be seen from the above description, compared with the prior art, the working principle and the beneficial effects of the embodiment of the present invention are:

firstly, the device is installed above a blast hole by using a soil inserting nail 102; the spray pipe 301 is communicated with a water source, and the ground can be humidified through the spray head 302, so that a certain dust falling effect is achieved; during blasting, the turnover plate 201 is firstly impacted and turned upwards, so that the impact force of crushed stones is buffered for the first time; subsequently, the second fixing plate 210 is impacted to compress the third spring 211, thereby implementing secondary buffering on the impact force; subsequently, the first fixing plate 202 is impacted to compress the first spring 204, and simultaneously, under the action of the connecting rod 208, the sliding block 207 is driven to compress the second spring 206, so that three-level buffering of impact force is realized; the three components are matched, so that the impact force on the device can be effectively reduced, and the device can be prevented from being damaged.

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

Claims

1. The utility model provides a surface mine is dust device for blasting which characterized in that includes:

a shell, the bottom end of which is provided with an opening;

the turnover plate is positioned at the opening of the shell and is hinged with the inner side wall of the shell so as to seal the opening;

the first fixing plate is a grid plate, can be vertically moved in the shell and is positioned above the turnover plate;

the mounting seat is arranged above the first fixing frame and is positioned in the middle of the inside of the shell; a first spring is vertically arranged between the bottom surface of the mounting seat and the top surface of the first fixing plate;

the sliding rods are symmetrically arranged on the left side and the right side of the mounting seat;

the sliding block is slidably arranged on the sliding rod;

one end of the connecting rod is hinged with the sliding block, and the other end of the connecting rod is hinged with the first fixing plate;

the second spring is wound on the sliding rod, one end of the second spring is connected with the side wall of the shell, and the other end of the second spring is connected with the sliding block;

the spray pipe is arranged above the mounting seat; and a plurality of spray heads are fixedly arranged at the bottom of the spray pipe.

2. The dust reducing apparatus for surface mine blasting according to claim 1, further comprising a second fixing plate; the second fixing plate can be arranged below the first fixing plate in a vertically moving mode; the second fixing plate is a grid plate; and a third spring is arranged between the second fixing plate and the first fixing plate.

3. The dust reducing device for strip mine blasting according to claim 1, wherein the two turnover plates are symmetrically arranged at the bottom of the casing.

4. The dust reducing device for surface mine blasting according to claim 3, wherein a fourth spring is provided between the flipper and an inner side wall of the housing.

5. The dust fall device for strip mine blasting according to claim 1 or 4, wherein the turning plate is a mesh plate.

6. The dust fall device for strip mine blasting according to claim 1, wherein the housing has a plurality of vent holes in a top portion thereof.

7. The dust reducing device for surface mine blasting according to claim 6, wherein a filter screen is provided in the vent hole.

8. The dust reducing apparatus for surface mine blasting according to claim 1, wherein the bottom outer side wall of the casing is provided with an annular plate.

9. The dust reducing apparatus for surface mine blasting according to claim 8, wherein the annular plate is provided with a plurality of soil-engaging nails extendable below the annular plate.