CN219462934U

CN219462934U - Efficient dust removal equipment for underground coal mine extraction drilling

Info

Publication number: CN219462934U
Application number: CN202320543868.0U
Authority: CN
Inventors: 王德振; 李思齐; 王雨航; 兰安畅; 孙剑; 李敏; 宋东东; 李涛
Original assignee: Wuyang Coal Mine Of Shanxi Lu'an Environmental Energy Development Co ltd; China University of Mining and Technology Beijing CUMTB
Current assignee: Wuyang Coal Mine Of Shanxi Lu'an Environmental Energy Development Co ltd; China University of Mining and Technology Beijing CUMTB
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-08-04
Anticipated expiration: 2033-03-20

Abstract

The utility model provides high-efficiency dust removal equipment for underground coal mine extraction drilling, which comprises a dust removal unit and a data processing unit; the dust removing unit comprises a purifying box which is communicated with the dust hood through a gas pipe, a suction fan is arranged on the purifying box, and a filter screen is arranged at the inner side of the purifying box and corresponds to the gas inlet of the gas pipe; a plurality of spray heads are arranged in the purifying box, a water tank is arranged at the lower part of the purifying box, and each spray head is connected with a water pump in the water tank through a water pipe; the outside of the purifying box is provided with a plurality of outside dust detectors, the inside of the purifying box is provided with a plurality of inside dust detectors, and the suction fan, the water pump, each outside dust detector and each inside dust detector are all electrically connected with the data processing unit. The dust collecting equipment is suitable for dust collecting operation in underground mine drilling operation, can adjust self power according to dust collecting environment and dust collecting effect in the dust collecting process, and can achieve the purpose of saving water resources and electric energy while guaranteeing the dust collecting effect.

Description

Efficient dust removal equipment for underground coal mine extraction drilling

Technical Field

The utility model belongs to the technical field of underground coal mine dust removal equipment, and particularly relates to efficient underground coal mine extraction drilling dust removal equipment.

Background

A large amount of dust can be generated in the underground drilling process of the coal mine, serious influence can be caused on the body of workers, certain damage can be caused on precise equipment on the mine, and the problem of drilling dust needs to be solved for guaranteeing safe production. At present, dust is treated by using dust removing equipment in a coal mine, and most of dust removing equipment in the coal mine is independent equipment, so that the dust removing effect cannot be judged by the dust removing equipment, and the dust removing equipment cannot be regulated by the dust removing equipment according to the working environment and the target to be achieved, so that the waste of electric power resources and water resources in the dust removing process can be caused. Because the underground environment condition is bad, dust collecting equipment is influenced by factors such as working place condition, ventilation condition and the like, so that the on-site dust collecting effect real-time monitoring becomes difficult, and therefore, the on-site dust collecting effect is required to be improved in a targeted manner.

Disclosure of Invention

In view of the above, the utility model aims to overcome the defects in the prior art, and provides high-efficiency dust removal equipment for underground coal mine extraction drilling.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the efficient dust removing equipment for the underground extraction drilling of the coal mine comprises a dust removing unit and a data processing unit; the dust removing unit comprises a purifying box which is communicated with the dust hood through a gas pipe, a suction fan is arranged on the purifying box, and a filter screen is arranged at the inner side of the purifying box and corresponds to the gas inlet of the gas pipe; a plurality of spray heads are arranged at intervals at the top end inside the purifying box, a water tank is arranged at the lower part of the purifying box, and each spray head is connected with a water pump in the water tank through a water pipe; the dust concentration information is fed back to the data processing unit by the outer dust detectors and the inner dust detectors, and a controller in the data processing unit sends out an instruction to control the water pump and the suction fan to work at relatively proper power.

Further, the data processing unit is connected with a monitoring terminal.

Further, the bottom of the purifying box is provided with a plurality of rollers.

Further, 1 outside dust detector is respectively installed in the dust hood, outside the dust hood, at the air outlet of the suction fan and in the drilled holes.

Further, a vibrating device is arranged on the filter screen.

Further, the dust hood is aligned with the borehole, and the open end of the dust hood is attached to the rock wall.

Further, the air pipe adopts a hose.

Compared with the prior art, the utility model has the following advantages:

the dust collecting equipment is suitable for dust collecting operation in underground mine drilling operation, has strong operability, can adjust self power according to dust collecting environment and dust collecting effect in the dust collecting process, can achieve the purpose of saving water resources and electric energy while guaranteeing the dust collecting effect, and has flexible equipment use, convenient movement and strong adaptability.

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 an undue limitation on the utility model. In the drawings:

fig. 1 is a schematic diagram of the structure of the present utility model.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate 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", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

An efficient dust removing device for underground coal mine extraction drilling holes, as shown in figure 1, comprises a dust removing unit and a data processing unit; the dust removal unit comprises a purifying box 1, the purifying box is communicated with a dust hood 3 through a gas pipe 2, a suction fan 4 is arranged on the purifying box, a filter screen 5 is arranged at the inner side of the purifying box and corresponds to a gas inlet of the gas pipe, dust-containing gas is sucked through the suction fan, preferably, the gas pipe adopts a hose, the suction hood is connected with the purifying box of the dust removal device through the hose, the dust hood is convenient to adjust in position, the adjustment operation of aligning drilling is more convenient, and the filter screen arranged in the purifying box is used for filtering dust-carrying air sucked by the suction hood. The top of purifying box inside is spaced installs a plurality of shower heads 6, is equipped with water tank 7 in purifying box lower part, and each shower head all is connected with the water pump 8 in the water tank through raceway 13, and the water pump is taken out the water in the water tank, supplies to a plurality of shower nozzles at purifying box top and sprays the dust removal, and the dust in the air current combines with the drop of water to subside, reaches the dust removal effect.

The dust concentration information is fed back to the data processing unit by the outer dust detectors and the inner dust detectors, and a controller in the data processing unit sends out instructions to control the water pump and the suction fan to work at relatively proper power. Typically, a water pump is mounted in the water tank and is connected to and controlled by a signal processing controller in the data processing unit. In addition, the monitoring terminal 12 can be connected to the data processing unit, so that more visual real-time monitoring is facilitated.

In particular, before the dust removal of the drill hole, the outside dust detectors may be respectively disposed in the drill hole 15, near the suction hood, in the suction hood, and behind the air outlet of the suction fan, to respectively detect the concentration and composition of the gas dust in the drill hole, the concentration and composition of the gas dust near the suction hood, the concentration and composition of the gas dust entering the dust removing device, and the concentration and composition of the gas dust after the dust removal by the dust removing device. The data transmission line transmits dust information acquired by the unmeasured dust detector to the data processing unit in real time, and the data processing unit converts the information into data which can be identified and processed by the monitoring terminal. The gas dust concentration change condition in the drilling and the dust removal effect of the drilling dust removal equipment can be monitored in real time through the monitoring terminal, and whether the drilling machine works in a designated rock stratum or coal seam in the drilling process can be judged through the collected dust components.

The dust detectors on the inner side of the purifying box are arranged at different positions, are connected with the data processing unit through the data transmission line 14 and transmit information to the data processing unit, the data processing unit processes the obtained information and transmits the information to the monitoring terminal through the data transmission line, the dust detector in the purifying box is utilized to monitor the dust-containing gas state in the dedusting process in real time, the signal processing controller adjusts the working states of the spray head and the water pump according to the dust-containing gas state, for example, when the dust content in the gas is higher, the water outlet of the water pump is increased, so that the spray head sprays water mist with high load, the dust is purified strongly, and when the dust content in the gas is lower than a set value, the water pump is turned off or is enabled to operate with low power, so that the energy conservation and environmental protection are achieved.

Dust content and component monitoring of dust collecting equipment different positions around the purifying box outside arrangement, work efficiency and the dust collecting effect of real-time feedback dust collecting equipment when the dust content that purifying box outside (drilling) produced is higher, then sends the signal by the controller of data processing unit, control suction fan increase running power, increase dust collecting equipment operation load, adaptability improves the dust collecting effect. In the utility model, the operation state of the working device is optimally controlled by the controller of the data processing unit, so that the dust removal effect is good, and the energy conservation and environmental protection performance are good.

The bottom of the purifying box is provided with a plurality of rollers 17, which is convenient for moving and adjusting the dust removing equipment. For example, 1 outside dust detector is installed in the dust hood, outside the dust hood, and at the air outlet of the suction fan, and in the drilled hole.

In an alternative embodiment, the filter screen divides the interior of the purifying box into a primary dust collecting cavity and a rear purifying cavity, the gas primarily filtered by the filter screen enters the rear purifying cavity and is sprayed by the spray heads for dust removal, and each spray head and each inner dust detector are arranged in the rear purifying cavity. The large-diameter dust primarily filtered by the filter screen can fall into the primary dust collection cavity and is cleaned regularly. As a further improvement, a vibration device 18 is mounted on the filter screen, which, as an example, employs a vibration motor. The filter screen is driven to vibrate through the vibration device, so that dust cannot be adhered to the filter screen in a large quantity, and the filtering effect of the filter screen is guaranteed.

The suction hood is aligned with the borehole and the open end of the suction hood is fitted to the rock wall 16. For example, the front edge of the dust hood can be provided with a viscous material, so that the dust hood can be tightly attached to a rock wall or a coal wall, and the dust removal with high efficiency and high quality in the drilling process is facilitated.

The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a colliery is high-efficient dust collecting equipment of extraction drilling in pit which characterized in that: comprises a dust removing unit and a data processing unit; the dust removing unit comprises a purifying box, the purifying box is communicated with the dust hood through a gas pipe, a suction fan is arranged on the purifying box, and a filter screen is arranged at the inner side of the purifying box and corresponds to the gas inlet of the gas pipe; a plurality of spray heads are arranged at intervals at the top end inside the purifying box, a water tank is arranged at the lower part of the purifying box, and each spray head is connected with a water pump in the water tank through a water pipe; the dust collection device comprises a data processing unit, a purifying box, a plurality of outer dust detectors, a plurality of inner dust detectors, a suction fan, a water pump, all outer dust detectors and all inner dust detectors, wherein the plurality of outer dust detectors are arranged at different positions outside the purifying box, the plurality of inner dust detectors are arranged at different positions in the purifying box, and all inner dust detectors are electrically connected with the data processing unit.

2. The efficient dust removal device for underground coal mine extraction drilling holes of claim 1, wherein the efficient dust removal device comprises the following components: and the data processing unit is connected with a monitoring terminal.

3. The efficient dust removal device for underground coal mine extraction drilling holes of claim 1, wherein the efficient dust removal device comprises the following components: the bottom of the purifying box is provided with a plurality of rollers.

4. The efficient dust removal device for underground coal mine extraction drilling holes of claim 1, wherein the efficient dust removal device comprises the following components: and 1 outside dust detectors are respectively arranged in the dust hood, outside the dust hood and at the air outlet of the suction fan and in the drilled holes.

5. The efficient dust removal device for underground coal mine extraction drilling holes of claim 1, wherein the efficient dust removal device comprises the following components: and a vibrating device is arranged on the filter screen.

6. The efficient dust removal device for underground coal mine extraction drilling holes of claim 1, wherein the efficient dust removal device comprises the following components: the dust hood is aligned with the drill hole, and the open end of the dust hood is attached to the rock wall.

7. The efficient dust removal device for underground coal mine extraction drilling holes of claim 1, wherein the efficient dust removal device comprises the following components: the air pipe adopts a hose.