CN216198217U - Fully-mechanized mining working face centralized intelligent tracking ventilation dust removal system - Google Patents
Fully-mechanized mining working face centralized intelligent tracking ventilation dust removal system Download PDFInfo
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- CN216198217U CN216198217U CN202122587928.2U CN202122587928U CN216198217U CN 216198217 U CN216198217 U CN 216198217U CN 202122587928 U CN202122587928 U CN 202122587928U CN 216198217 U CN216198217 U CN 216198217U
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Abstract
The utility model relates to a centralized intelligent tracking ventilation dust removal system for a fully mechanized coal mining face, which belongs to the technical field of coal mine dust control and comprises a dust extraction pipeline, wherein the dust extraction pipeline is arranged on a hydraulic support of the working face and penetrates through the whole working face, and the tail end of the dust extraction pipeline extends to a return air gateway of the working face and is connected with a dust removal device; a branch pipeline is arranged at the position of the dust extraction pipeline corresponding to the working surface hydraulic support, the branch pipeline is connected with a dust collection device, and the dust collection device is arranged on the working surface hydraulic support; the dust collection device is connected with a dust source tracking intelligent control system to realize the control of the start and stop of the dust collection device according to the position of the dust source relative to the dust collection device; when the dust suction device is positioned in the dust source area, the dust suction device is started; when the dust suction device is located outside the dust source region, the dust suction device stops. The utility model realizes the whole-course automatic tracking, pumping and purifying of dust dissipated by coal cutting of the fully mechanized coal mining face coal mining machine, saves energy, has high dust removal efficiency and provides a new idea for intelligent dust prevention of coal mines in future.
Description
Technical Field
The utility model belongs to the technical field of coal mine dust treatment, and relates to a centralized intelligent tracking ventilation dust removal system for a fully mechanized coal mining face.
Background
In recent years, with the increasing of the intelligent degree of coal mines, the mining speed of the coal mines is also greatly improved. But the problem of dust pollution on the coal mining surface is highlighted and increased day by day. The high-concentration dust on the fully mechanized coal mining face threatens physical and mental health of workers and safe production of mines, influences the reliability of signal acquisition and transmission of various monitoring systems, seriously restricts the development of intelligent coal mining in China and urgently needs to be effectively treated.
Aiming at dust control of fully mechanized mining surfaces, a technical system mainly comprising three modes of coal seam water injection, wet spraying and ventilation dust removal is gradually formed. Among them, coal seam water injection is the most fundamental measure, and its application and popularization are hindered due to large construction work amount and long construction period. Spraying is the most common dust treatment measure, but when the dust treatment device is used, the spraying effect is not ideal due to limited water quantity, poor water quality condition and the like. The ventilation and dust removal have the advantage of efficiently capturing and purifying dust at a dust source, but the research still belongs to the starting stage, and no mature technology and equipment exist. In conclusion, aiming at the problem of the pollution of the fully-mechanized mining flour dust, no effective treatment technology and equipment are needed at home and abroad.
SUMMERY OF THE UTILITY MODEL
In view of this, the purpose of this application is to provide a combine and adopt centralized intelligent tracking ventilation dust pelletizing system of working face to realize carrying out whole journey automatic tracking suction purification to the dust that coal-winning machine coal-cutting escaped.
In order to achieve the purpose, the utility model provides the following technical scheme:
a fully mechanized coal mining face centralized intelligent tracking ventilation dust removal system comprises a dust extraction pipeline which is arranged on a face hydraulic support and penetrates through the whole face, wherein the tail end of the dust extraction pipeline extends to a face return air gateway and is connected with a dust removal device; a branch pipeline is arranged at the position of the dust extraction pipeline corresponding to the working surface hydraulic support, the branch pipeline is connected with a dust collection device, and the dust collection device is arranged on the working surface hydraulic support; the dust collection device is connected with a dust source tracking intelligent control system to realize the control of the start and stop of the dust collection device according to the position of the dust source relative to the dust collection device; when the dust suction device is positioned in the dust source area, the dust suction device is started; when the dust suction device is located outside the dust source region, the dust suction device stops.
Optionally, the intelligent dust source tracking control system comprises a control unit connected with the control system of the dust suction device, and a signal receiver and a signal transmitter connected with the control unit; the signal receiver is arranged adjacent to the dust suction device and is connected with a signal transmitter arranged on the coal mining machine.
Optionally, starting and stopping the dust suction device is controlled according to the dust concentration value in the environment where the dust suction device is located, and when the dust concentration reaches a preset value, the dust suction device is started; and when the dust concentration is lower than the preset value, stopping the dust suction device.
Optionally, the dust extraction is connected to a dust concentration sensor for measuring dust concentration in the environment, the dust concentration sensor being connected to a control system of the dust extraction.
Optionally, the dust suction port of the dust suction device faces one side of the coal wall and is obliquely arranged towards the roadway bottom plate.
Optionally, an air adjusting valve is arranged at an air outlet of the dust collection device to control opening and closing of the air outlet, and the air adjusting valve is connected with the dust source tracking intelligent control system.
The utility model has the beneficial effects that: the dust collection device is shared by the dust collection devices, the dust collection devices are selectively opened through intelligent tracking, the maximum air suction volume is guaranteed, the dust collection efficiency is guaranteed, the structure is simple, the energy consumption is low, and a new idea is provided for intelligent dust prevention of a coal mine in future.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the utility model, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a first schematic diagram of a centralized intelligent tracking ventilation dust removal system for a fully mechanized coal mining face according to the present invention;
fig. 2 is a schematic diagram II of the centralized intelligent tracking ventilation dust removal system for the fully mechanized coal mining face.
Reference numerals: the device comprises a dust removal device 1, a dust extraction pipeline 2, a dust source tracking intelligent control system 3, a dust collection device 4, a coal mining machine 5, a fixing device 6, an air adjusting valve 7, a support U-shaped ring 8, a control unit 9, a signal receiver 10, a signal emitter 11, a cable 12 and a hydraulic support 13.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the utility model only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the utility model thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
Referring to fig. 1-2, a centralized intelligent tracking ventilation dust removal system for a fully mechanized coal mining face comprises a dust extraction pipeline 2 which is arranged on a hydraulic support 13 of the working face and penetrates through the whole working face, wherein the tail end of the dust extraction pipeline 2 extends to a return air gateway of the working face and is connected with a dust removal device 1; a branch pipeline is arranged at the position of the dust extraction pipeline 2 corresponding to the working surface hydraulic support 13, the branch pipeline is connected with a dust suction device 4, and the dust suction device 4 is arranged at the upper part of the working surface hydraulic support 13; the dust collection device 4 is connected with a dust source tracking intelligent control system 3 to realize the control of the start and stop of the dust collection device 4 according to the position of a dust source relative to the dust collection device 4; when the dust suction device 4 is positioned in the dust source area, the dust suction device 4 is opened; when the dust suction device 4 is located outside the dust source area, the dust suction device 4 is stopped.
Optionally, the intelligent control system 3 for tracking dust source comprises a control unit 9 connected with the control system of the dust suction device 4, and a signal receiver 10 and a signal emitter 11 connected with the control unit 9; the signal receiver 10 is arranged adjacent to the dust extraction 4, can be mounted on a corresponding hydraulic support, and is connected to a signal transmitter 11 mounted on the extraction machine 5. The signal receiver 10 and the signal transmitter 11 are connected wirelessly.
Optionally, the dust concentration is used for replacing the position tracking of the dust source, the starting and stopping of the dust suction device 4 are controlled according to the dust concentration value in the environment where the dust suction device is located, and when the dust concentration reaches a preset value, the dust suction device 4 is started; when the dust concentration is lower than the preset value, the dust suction device 4 is stopped.
Optionally, a dust concentration sensor is connected to the dust extraction 4 to measure the dust concentration in the environment, the dust concentration sensor being connected to a control system of the dust extraction 4.
Optionally, the dust suction port of the dust suction device 4 is arranged towards one side of the coal wall and obliquely towards the roadway floor.
Optionally, an air adjusting valve is arranged at an air outlet of the dust collector 4 to control opening and closing of the air outlet, and the air adjusting valve is connected with the dust source tracking intelligent control system 3 or the dust concentration sensor.
A fully mechanized coal mining face centralized intelligent tracking ventilation dust removal method is characterized in that a dust extraction pipeline 2 is arranged along a working face, the dust extraction pipeline 2 extends to a return air gateway of the working face, and one end, located at the return air gateway, of the dust extraction pipeline 2 is connected with a dust removal device 1; the dust collection device 4 is arranged corresponding to the position of the working surface hydraulic support 13, and the dust collection device 4 is connected with the dust extraction pipeline 2 to realize that the dust collection devices 4 share one dust collection device 1; the dust collection device 4 in the dust source range is automatically started through the dust source tracking intelligent control system 3, and the other dust collection devices 4 are in a shutdown state.
Optionally, the dust concentration is used for replacing the position tracking of the dust source, the starting and stopping of the dust suction device 4 are controlled according to the dust concentration value in the environment where the dust suction device is located, and when the dust concentration reaches a preset value, the dust suction device 4 is started; when the dust concentration is lower than the preset value, the dust suction device 4 is stopped.
Examples
A centralized intelligent tracking ventilation dust removal system for a fully mechanized coal mining face mainly comprises a dust removal device 1, a dust extraction pipeline 2, a dust source tracking intelligent control system 3, a dust collection device 4, a fixing device 6, an air regulating valve 7 and a plurality of support U-shaped rings 8. The intelligent control system 3 for tracking the dust source comprises a control unit 9, a signal receiver 10, a signal transmitter 11 and a cable 12.
Specifically, a set of dust extraction pipelines 2 penetrating through the whole working surface are arranged on a working surface hydraulic support 13, the dust extraction pipelines 2 are suspended on the hydraulic support 13 through fixing devices 6, and each hydraulic support 13 of the dust extraction pipelines 2 on the working surface is divided into a branch pipeline which is connected with a dust suction device 4; the tail end of the dust extraction pipeline 2 extends to the working face return air gateway and is connected with an air inlet of the dust removal device 1; each hydraulic support 13 is provided with a dust suction device 4, when the roller of the coal mining machine 5 reaches the hydraulic support and cuts coal, the roller is automatically opened, and the roller of the coal mining machine 5 is automatically closed after moving to other hydraulic supports.
In addition, the dust suction device 4 adopts a box-type special-shaped structure, and the size is determined according to the field space; the dust suction device 4 is fixed at the upper part of the hydraulic support, and a dust suction port of the dust suction device faces the coal wall and obliquely faces the roadway bottom plate so as to suck dust dissipated when the coal mining machine 5 cuts coal; the top of the dust suction device is provided with an air outlet which is used for connecting a dust extraction pipeline 2 and sending the sucked dusty airflow to the dust removal device 1; an air regulating valve 7 is arranged at the air outlet, and the control signal of the dust source tracking intelligent control system 3 can be connected in an electric control mode, so that the air regulating valve 7 is controlled to be opened and closed according to the control signal of the dust source tracking intelligent control system 3. The air regulating valve 7 may be an automatic control butterfly valve.
In the embodiment, a set of dust extraction pipeline 2 penetrating through the whole working surface is arranged on the working surface hydraulic support 13, and each hydraulic support 13 of the working surface of the dust extraction pipeline 2 is divided into a branch pipeline which is connected with the dust suction device 4 on each hydraulic support 13; the tail end of the dust extraction pipeline 2 extends to a return air crossheading of a working face and is connected with an air inlet of the dust removal device 1, then the intelligent control system 3 is tracked by utilizing a dust source, the running position of the coal mining machine 5 is intelligently tracked, the opening and closing of the dust collection device are automatically controlled, and random dust extraction aiming at coal cutting and dust production of the coal mining machine 5 is realized.
The utility model has simple structure and convenient operation, can realize the whole-process automatic tracking, pumping and purifying of dust dissipated by coal cutting of the coal mining machine 5 in the full-mechanized mining process, can reduce the dust pollution caused by the coal cutting and dust production of the coal mining machine 5 in the full-mechanized mining face to the maximum extent, and provides a new idea for intelligent dust prevention of coal mines in future.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a combine and adopt centralized intelligent tracking ventilation dust pelletizing system of working face which characterized in that: the dust extraction device comprises a dust extraction pipeline which is arranged on a working surface hydraulic support and penetrates through the whole working surface, wherein the tail end of the dust extraction pipeline extends to a working surface return air gateway and is connected with a dust removal device; a branch pipeline is arranged at the position of the dust extraction pipeline corresponding to the working surface hydraulic support, the branch pipeline is connected with a dust collection device, and the dust collection device is arranged on the working surface hydraulic support; the dust collection device is connected with a dust source tracking intelligent control system to realize the control of the start and stop of the dust collection device according to the position of the dust source relative to the dust collection device; when the dust suction device is positioned in the dust source area, the dust suction device is started; when the dust suction device is located outside the dust source region, the dust suction device stops.
2. The centralized intelligent tracking ventilation dust removal system for the fully mechanized coal mining face of claim 1, wherein: the dust source tracking intelligent control system comprises a control unit connected with the control system of the dust suction device, and a signal receiver and a signal transmitter connected with the control unit; the signal receiver is arranged adjacent to the dust suction device and is connected with a signal transmitter arranged on the coal mining machine.
3. The centralized intelligent tracking ventilation dust removal system for the fully mechanized coal mining face of claim 1, wherein: the start and stop of the dust suction device are controlled according to the dust concentration value in the environment where the dust suction device is located, and when the dust concentration reaches a preset value, the dust suction device is started; and when the dust concentration is lower than the preset value, stopping the dust suction device.
4. The centralized intelligent tracking ventilation dust removal system for the fully mechanized coal mining face of claim 3, wherein: the dust collection device is connected with a dust concentration sensor to measure the dust concentration in the environment, and the dust concentration sensor is connected with a control system of the dust collection device.
5. The centralized intelligent tracking ventilation dust removal system for the fully mechanized coal mining face of claim 1, wherein: an air adjusting valve is arranged at an air outlet of the dust collection device to control the opening and closing of the air outlet, and the air adjusting valve is connected with an intelligent dust source tracking control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122587928.2U CN216198217U (en) | 2021-10-26 | 2021-10-26 | Fully-mechanized mining working face centralized intelligent tracking ventilation dust removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122587928.2U CN216198217U (en) | 2021-10-26 | 2021-10-26 | Fully-mechanized mining working face centralized intelligent tracking ventilation dust removal system |
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| Publication Number | Publication Date |
|---|---|
| CN216198217U true CN216198217U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122587928.2U Active CN216198217U (en) | 2021-10-26 | 2021-10-26 | Fully-mechanized mining working face centralized intelligent tracking ventilation dust removal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216198217U (en) |
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2021
- 2021-10-26 CN CN202122587928.2U patent/CN216198217U/en active Active
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