CN112523799A - Personnel safety management and control system for coal mine driving face - Google Patents
Personnel safety management and control system for coal mine driving face Download PDFInfo
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- 239000003245 coal Substances 0.000 title claims description 48
- 238000013459 approach Methods 0.000 claims abstract description 60
- 230000005641 tunneling Effects 0.000 claims abstract description 44
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 21
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000011022 operating instruction Methods 0.000 claims description 2
- 238000009412 basement excavation Methods 0.000 claims 4
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- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
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- 239000000463 material Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The application discloses colliery tunnelling working face personnel safety management and control system, this system includes: the first information acquisition assembly is arranged on the tunneling device, and the first control assembly of the tunneling device; the second information acquisition assembly is arranged on the self-moving tail, and the second control assembly of the self-moving tail; the first control assembly generates a first operation instruction aiming at the tunneling device according to the personnel approach information and the state information; and the second control component generates a second operation instruction aiming at the self-moving tail according to the personnel approach information and the state information. From this, this application is through setting up the information acquisition subassembly, and the personnel that are to the staff approach information, staff and non-staff's state information gathers, and then through control assembly, controls excavating gear and from moving the tail, can carry out reasonable, safe management and control effectively to the staff and the non-staff of colliery tunnelling working face.
Description
Technical Field
The application relates to the technical field of coal mining, in particular to a personnel safety management and control system for a coal mine driving face.
Background
Coal is the main energy in China, and plays an important role in promoting national industrial development, national economic progress and the like. In recent years, along with the rapid improvement of the intelligent level of mining equipment, the coal yield of coal mines in China is greatly improved. However, in the process of coal mine tunneling, the problems of low automation level of a coal mine tunneling working face, more operating personnel and the like often exist. Particularly, for a coal mine tunneling working face which uses a large amount of mechanized equipment, due to the lack of effective personnel safety control measures and technical means, great personnel safety hidden dangers and other problems generally exist. Therefore, the safety of workers and non-workers entering the coal mine tunneling working face is bound to be seriously threatened.
Therefore, how to eliminate the potential safety hazard of personnel and reasonably and effectively manage the safety of workers and non-workers on the coal mine tunneling working face in the coal mine tunneling process becomes a problem to be solved urgently.
Disclosure of Invention
The present application is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the first purpose of the application is to provide a personnel safety management and control system for a coal mine tunneling working face, which is used for solving the technical problems that potential safety hazards existing in the prior art are extremely large, and the safety of workers and non-workers on the coal mine tunneling working face is seriously threatened.
In order to achieve the above object, an embodiment of a first aspect of the present application provides a coal mine heading face personnel safety management and control system, including: the system comprises a first information acquisition assembly and a first control assembly, wherein the first information acquisition assembly is arranged on a tunneling device and is used for acquiring personnel approach information of workers; the second information acquisition assembly is arranged on the self-moving tail, and the second control assembly of the self-moving tail is used for acquiring state information of the working personnel and the non-working personnel; the first control assembly generates a first operation instruction aiming at the tunneling device according to the personnel approach information and the state information; and the second control component generates a second operation instruction aiming at the self-moving tail according to the personnel approach information and the state information.
In addition, the coal mine driving face personnel safety control system according to the embodiment of the application can also have the following additional technical characteristics:
according to an embodiment of the application, a plurality of second information acquisition assemblies are installed on the self-moving tail, and each second information acquisition assembly corresponds to one piece of state information.
According to an embodiment of the application, the status information includes an intrusion status and a withdrawal status, and the second information collecting component is further configured to: generating an intrusion signal according to the intrusion state information, and sending the intrusion signal to the first control assembly and the second control assembly; generating a withdrawal signal according to the withdrawal state information, and sending the withdrawal signal to the first control assembly and the second control assembly; the first information acquisition component is further configured to: and generating an alarm signal or a stop signal according to the personnel approach information, and sending the alarm signal or the stop signal to the first control assembly and the second control assembly.
According to an embodiment of the application, the generating an alarm signal or a shutdown signal according to the person proximity information and sending the alarm signal or the shutdown signal to the first control assembly and the second control assembly includes: judging whether the personnel approach information meets a preset alarm signal generation condition or not according to the personnel approach information; recognizing that the personnel approach information meets a preset alarm signal generation condition, generating an alarm signal, and sending the alarm signal to the first control assembly and the second control assembly; recognizing that the personnel approach information does not meet the preset alarm signal generation condition, and judging whether the personnel approach information meets the preset stop signal generation condition or not according to the personnel approach information; and recognizing that the personnel approach information meets the preset stop signal generation condition, generating a stop signal and sending the stop signal to the first control assembly and the second control assembly.
According to an embodiment of the application, the first control component generates the first operation instruction for the heading device according to the person approach information and the state information, and the first operation instruction comprises: receiving signals sent by the first information acquisition component and the second information acquisition component; when an alarm signal, at least one intrusion signal and/or at least one withdrawal signal are/is acquired, generating a first operation instruction for indicating the normal operation of the tunneling device, and sending the first alarm instruction; generating the first operation instruction for instructing the heading device to stop when the stop signal, at least one of the intrusion signal and/or at least one of the withdrawal signal are acquired.
According to an embodiment of the present application, further comprising: acquiring the number of the staff on the working face when the alarm signal, the at least one intrusion signal and/or the at least one evacuation signal are acquired; and judging whether the number is larger than a preset number threshold value or not according to the number of the staff on the working face, and generating a first operation instruction for indicating the shutdown of the tunneling device when the number is identified to be larger than the preset number threshold value.
According to an embodiment of the application, the second control component generates a second operation instruction for the self-moving tail according to the personnel approach information and the state information, and the second operation instruction comprises: receiving signals sent by the first information acquisition component and the second information acquisition component; when the alarm signal, at least one intrusion signal and/or at least one withdrawal signal are/is acquired, generating a second operation instruction for indicating the normal operation of the self-moving tail, and sending the second alarm instruction; generating the second operation instruction for indicating the self-moving tail to stop when the stop signal, at least one intrusion signal and/or at least one withdrawal signal are acquired; and when the alarm signal, the stop signal and at least one break-in signal are not acquired, generating a second operation instruction for indicating the self-moving tail to stop.
According to an embodiment of the present application, further comprising: acquiring the number of the staff on the working face when the alarm signal, the at least one intrusion signal and/or the at least one evacuation signal are acquired; and judging whether the number is larger than a preset number threshold value or not according to the number of the staff on the working face, and generating a first operation instruction for indicating the heading device to stop and a second operation instruction for indicating the self-moving tail to stop when the number is identified to be larger than the preset number threshold value.
According to an embodiment of the present application, further comprising: and the at least two voice broadcasting devices are respectively arranged on the rear side of the tunneling device and the second control assembly and are used for receiving and broadcasting the first alarm instruction and the second alarm instruction.
According to an embodiment of the application, personnel approach information still includes personnel video image, colliery tunnelling working face personnel safety control system still includes: the worker approach information acquisition device is arranged on the tunneling device and used for receiving the worker approach information and generating the prompt information; the display control device is used for receiving the personnel approach information and extracting the personnel video image from the personnel approach information; and the display device is used for receiving and displaying the personnel video image sent by the display control device.
The coal mine heading face personnel safety management and control system provided by the embodiment of the first aspect of the application is characterized in that the first information acquisition assembly and the second information acquisition assembly are arranged, personnel approach information of workers is acquired, state information of the workers and non-workers is acquired, further, the acquired related information is analyzed, through the first control assembly and the second control assembly, the tunneling device and the self-moving tail are controlled in a matching mode, the workers and the non-workers of the coal mine heading face can be reasonably, effective safety management and control are achieved, personnel safety hazards are eliminated, and efficiency and reliability of the coal mine heading face personnel safety management and control process are improved.
Drawings
Fig. 1 is a schematic structural view of a personnel safety control system of a coal mine heading face according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a heading device disclosed in an embodiment of the present application.
Fig. 3 is a schematic diagram of UWB technology as disclosed in one embodiment of the present application.
Fig. 4 is a schematic diagram of an apparatus for carrying a UWB tag according to an embodiment of the present application.
Fig. 5 is a schematic structural diagram of a self-propelled tail according to an embodiment of the present application.
Fig. 6 is a schematic flow chart illustrating operation of a first information collecting assembly according to an embodiment of the present disclosure.
Fig. 7 is a schematic diagram of a first predetermined area disclosed in an embodiment of the present application.
Fig. 8 is a schematic diagram of a second predetermined area disclosed in an embodiment of the present application.
FIG. 9 is a flow chart illustrating operation of a first control assembly as disclosed in one embodiment of the present application.
FIG. 10 is a flow chart illustrating operation of a second control assembly as disclosed in one embodiment of the present application.
Fig. 11 is a schematic structural view of a personnel safety control system of a coal mine heading face according to another embodiment of the present application.
Detailed Description
For a better understanding of the above technical solutions, exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It should be noted that when the coal mine heading face equipment is in operation, people are required to be strictly prohibited in a dangerous area which is a certain distance away from the equipment; only the working face workers are allowed to enter the rest of the working area, and the non-workers are prohibited from entering the working area.
In the prior art, a warning line is usually arranged at a certain distance behind a working face, and a safety guard performs itinerant inspection, however, the method cannot solve the safety problem of the tunneling working face from the technical aspect, and consumes huge labor cost. With the development of intelligent sensing technology, monitoring technology, intelligent control technology and Ultra-Wide Band (UWB) technology, technical support is provided for personnel safety management and control systems. However, only the infrared sensor is used for signal acquisition, and whether the working face intruder is a worker cannot be distinguished; only adopt UWB basic station to carry out signal acquisition, can not manage and control the personnel that do not wear the UWB label, non-staff for example.
From this, this application combines first information acquisition subassembly and second information acquisition subassembly based on infrared sensor and UWB technique to through the operation of first control assembly and second control assembly according to information acquisition result real time control entry driving device and self-moving tail, ensured to carry out reasonable, safe management and control effectively to the staff and the non-staff of colliery tunnelling working face.
The personnel safety control system of the coal mine driving face according to the embodiment of the application is described below with reference to the attached drawings.
Fig. 1 is a schematic structural diagram of a personnel safety control system of a coal mine heading face according to an embodiment disclosed in the application.
As shown in fig. 1, the coal mine heading face personnel safety management and control system 1000 may include: the heading device 100, the self-moving tail 200, the first information acquisition component 110, the first control component 120, the second information acquisition component 210 and the second control component 220.
The first information collecting assembly 110 is mounted on the heading device 100 and is used for collecting personnel approach information of workers.
It should be noted that, the first information acquisition component is not limited to the specific manner of acquiring the person approach information of the worker, and may be selected according to the actual situation.
As a possible implementation manner, based on UWB technology, as shown in fig. 2, the first information collecting component 110 may include a UWB base station 111 and a data collecting box 112, and both the UWB base station 111 and the data collecting box 112 are installed above the body of the heading device. Alternatively, the UWB base station 111 may receive the personnel proximity information of the staff member and transmit the personnel proximity information to the data collection box 112, so as to collect the personnel proximity information of the staff member.
Among them, the UWB technique combines a Time domain pulse technique of high-precision positioning and a TDOA (Time Difference of Arrival) measurement technique. For example, as shown in fig. 3, based on UWB technology, the distance between the UWB tag and the UWB base station may be determined, thereby determining the human proximity information of the work surface worker.
The person approach information may include: the identification number, the positioning distance, the motion track in the identification range, the alarm times and the time of the UWB tag of the worker.
In the present application, the staff on the working face wears a device carrying a UWB tag, and as shown in fig. 4, the device may be a chest card-shaped employee id card carrying a UWB tag, a safety helmet carrying a UWB tag, or the like. In this case, the first information collecting assembly 110 may collect the personnel access information of the working personnel when the working personnel enter the heading face.
It should be noted that the non-face worker is not typically wearing a UWB tag carrying document and therefore the first information collection assembly 110 may not be able to collect person access information when the non-face worker enters the ripping face.
The second information collecting component 210 is installed on the self-moving tail 200 and is used for collecting the state information of the working personnel and the non-working personnel.
It should be noted that, the specific manner in which the second information acquisition component acquires the status information of the staff and the non-staff is not limited in the present application, and may be selected according to the actual situation.
As a possible implementation manner, the second information collecting component 210 may be an infrared sensor. Optionally, the second information collecting component 210 may detect whether a person (including a working face worker and a non-working person) enters or exits the working face in the channel, and convert the detected result into a corresponding signal, so as to collect state information of the working person and the non-working person.
It should be noted that, in the present application, the second information collecting component 210 can collect status information of a working face worker and a non-worker.
The first control component 120 may be an electric cabinet of the heading device; the second control assembly 220 may be a combination switch box.
In the embodiment of the application, after the first information collection component 110 collects the personnel approach information of the staff, the personnel approach information can be sent to the first control component 120 and the second control component 220, and after the second information collection component 210 collects the state information of the staff and the non-staff, the state information of the staff and the non-staff can be sent to the first control component 120 and the second control component 220.
It should be noted that, in the present application, based on the first operation instruction and the second operation instruction, various controls may be performed on the heading device and the self-moving tail. For example, a first operation instruction for indicating the normal operation of the tunneling device can be generated so as to control the normal operation of the tunneling device; for another example, a second operation instruction for instructing the self-moving tail to stop may be generated to control the self-moving tail to stop operating.
From this, this application is through setting up first information acquisition subassembly and second information acquisition subassembly, personnel to the staff approach information, staff and non-staff's state information gathers, and then through carrying out the analysis to the relevant information who gathers, through first control assembly and second control assembly, to the tunnelling device with from moving the tail and carry out the control that matches, can be reasonable to the staff and the non-staff of colliery tunnelling working face, safety control effectively, personnel's potential safety hazard has been eliminated, the efficiency and the reliability of colliery tunnelling working face personnel's safety control in-process have been improved.
In some embodiments, a plurality of second information collecting components 210 are installed on the self-moving tail 200, and each second information collecting component 210 corresponds to one piece of status information.
In the embodiment of the present application, the state information includes: an intrusion state and a withdrawal state. In this case, the second information collecting component 210 may generate an intrusion signal according to the intrusion state information, and transmit the intrusion signal to the first control component 120 and the second control component 220, and generate a withdrawal signal according to the withdrawal state information, and transmit the withdrawal signal to the first control component 120 and the second control component 220.
For example, as shown in fig. 5, 4 second information collecting elements 210, 210-1 to 210-4, are installed on the self-moving tail 200, and each second information collecting element 210 corresponds to one piece of status information.
The second information acquisition component 210-1 is installed on the left rear side above the second control component 220 of the self-moving tail, and is used for detecting whether personnel (including working personnel and non-working personnel) break into a working surface in a left channel, converting break-in information into a break-in signal 1 after the fact that the personnel break into the working surface is detected, and transmitting the break-in signal 1 to the first control component 120 and the second control component 220; the second information acquisition component 210-2 is installed on the right rear side above the second control component 220 of the self-moving tail and is used for detecting whether a person intrudes into the working surface in a right channel or not, converting the intrusion information into an intrusion signal 2 and transmitting the intrusion signal 2 to the first control component 120 and the second control component 220 after detecting that the person intrudes; the second information acquisition component 210-3 is installed on the left front side above the second control component 220 of the self-moving tail and used for detecting whether a person withdraws from the working surface in the left channel or not, converting the withdrawal information into a withdrawal signal 3 after the person withdrawal is detected, and transmitting the withdrawal signal 3 to the first control component 120 and the second control component 220; and the second information acquisition assembly 210-4 is arranged on the right front side above the second control assembly 220 of the self-moving tail and used for detecting whether a person withdraws from the working surface in a right channel or not, and converting the withdrawal information into a withdrawal signal 4 after the person withdrawal is detected, and transmitting the withdrawal signal 4 to the first control assembly 120 and the second control assembly 220.
From this, this application is through installing a plurality of second information acquisition subassemblies on moving the tail certainly, and every second information acquisition subassembly corresponds a status information, can realize gathering the personnel business turn over condition in left side passageway and the right side passageway, thereby can be more comprehensive, grasp the business turn over condition of personnel in the working face without omission, and then make first control assembly and second control assembly can rationally control tunnelling device and moving the tail certainly, personnel's potential safety hazard has further been eliminated, efficiency and reliability in the colliery tunnelling working face personnel safety management and control in-process have been improved.
In some embodiments, the first information collecting component 110 may generate a corresponding signal according to the collected person approach information, and send the signal to the first control component 210 and the second control component 220.
As a possible implementation manner, as shown in fig. 6, the method specifically includes the following steps:
s601, judging whether the personnel approach information meets the preset alarm signal generation condition or not according to the personnel approach information.
The condition for generating the alarm signal may be set according to an actual situation, and the present application is not limited.
As a possible implementation manner, the alarm signal generating condition may be set to be that the worker is currently located in a first preset area, wherein a distance between a boundary of the first preset area and the working equipment in the working surface is greater than a first preset distance, and the first preset distance may be a distance between the rear of the heading device 100 and the second control assembly 220, for example, 40m or 50 m.
For example, as shown in fig. 7, the first preset area is 7-1, and when the staff approach information indicates that the staff moves from the position shown in fig. 7(a) to the position shown in fig. 7(b), it indicates that the staff is in the first preset area, which is 7-1, and the preset alarm signal generation condition is satisfied.
Optionally, whether the person proximity information meets a preset alarm signal generation condition may be determined according to the person proximity information, and if the person proximity information meets the preset alarm signal generation condition, step S602 may be executed; if the recognized person approach information does not satisfy the preset alarm signal generation condition, step S603 may be performed.
And S602, generating an alarm signal and sending the alarm signal to the first control assembly and the second control assembly.
And S603, judging whether the personnel approach information meets the preset stop signal generation condition or not according to the personnel approach information.
The condition for generating the stop signal may be set according to an actual situation, and the present application is not limited thereto.
As a possible implementation manner, the stop signal generation condition may be set to be that the worker is currently in the second preset area.
For example, as shown in fig. 8, the second preset area is 8-1, and when the person approach information of the worker indicates that the worker moves from the position shown in fig. 8(a) to the position shown in fig. 8(b), it indicates that the worker is in the second preset area, which is 8-1, and the preset stop signal generation condition is satisfied.
Optionally, whether the person proximity information meets a preset stop signal generation condition may be determined according to the person proximity information, and if the person proximity information is identified to meet the preset stop signal generation condition, step S604 may be executed; if the identification person approach information does not meet the preset stop signal generation condition, corresponding steps can be executed.
And S604, generating a stop signal and sending the stop signal to the first control assembly and the second control assembly.
It should be noted that, in the present application, the first control component 120 and the second control component 220 may generate the first operation command and the second operation command based on the acquired alarm signal, the stop signal, the plurality of intrusion signals, and the plurality of evacuation signals.
The safety control system for the coal mine tunneling working face personnel provided by the application is explained below by respectively generating a first operation instruction for the first control assembly and generating a second operation instruction for the second control assembly.
As a possible implementation manner, as shown in fig. 9, the generating of the first operation instruction for the first control component specifically includes the following steps:
and S901, receiving signals sent by the first information acquisition component and the second information acquisition component.
Wherein the signal may comprise: alarm signals, shutdown signals, intrusion signals, and evacuation signals.
S902, when the alarm signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, generating a first operation instruction for indicating the normal operation of the tunneling device, and sending the first alarm instruction.
In the embodiment of the application, when the alarm signal, the at least one intrusion signal and/or the at least one evacuation signal are/is acquired, it is indicated that a worker is currently in a working area where the worker is only allowed to enter the working area, and a non-worker is prohibited to enter the working area.
And S903, generating a first operation instruction for indicating the heading device to stop when the stop signal, the at least one intrusion signal and/or the at least one withdrawal signal are obtained.
In the embodiment of the application, when the stop signal, the at least one intrusion signal and/or the at least one evacuation signal are/is acquired, it is indicated that a worker is currently in a dangerous working area where people are strictly prohibited from entering, and in such a case, a first operation instruction for instructing the heading device to stop may be generated.
And S904, acquiring the number of staff on the working face when the alarm signal, the at least one intrusion signal and/or the at least one evacuation signal are acquired.
It should be noted that, in practical application, the number of workers staying in the coal mine tunneling working face should be within a preset number range. Therefore, in the embodiment of the application, when the alarm signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, it is indicated that a worker enters and exits a work area where the worker is only allowed to enter, and a non-worker is prohibited to enter, in this case, the number of workers on the work area can be acquired, so that the total number of the workers on the work area can be counted, and corresponding management and control can be performed according to the counting result.
S905, judging whether the number is larger than a preset number threshold value or not according to the number of staff on the working face, and generating a first operation instruction for indicating the shutdown of the tunneling device when the recognized number is larger than the preset number threshold value.
In the embodiment of the application, after the number of the staff on the working face is obtained, the number of the staff on the working face can be compared with a preset number threshold, and when the number of the staff on the working face is identified to be larger than the number threshold, the number of the staff on the working face is excessive, and then a first operation instruction for indicating the shutdown of the tunneling device can be generated.
As a possible implementation manner, as shown in fig. 10, the generating of the second operation instruction for the second control component specifically includes the following steps:
s1001, receiving signals sent by the first information acquisition component and the second information acquisition component.
S1002, when the alarm signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, generating a second operation instruction for indicating the normal operation of the self-moving tail, and sending the second alarm instruction.
In the embodiment of the application, when the alarm signal, the at least one intrusion signal and/or the at least one withdrawal signal are obtained, it is indicated that a worker is currently in a working area where the worker on the working surface is only allowed to enter and a non-worker is prohibited to enter, in this case, a second operation instruction for indicating normal operation of the self-moving tail can be generated, and the second alarm instruction is sent.
S1003, when the halt signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, generating a second operation instruction for indicating the self-moving tail to halt.
In the embodiment of the application, when the shutdown signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, it is indicated that a worker is currently in a dangerous working area where the worker is strictly prohibited from entering, and in this case, a second operation instruction for indicating the self-moving tail to shutdown may be generated.
And S1004, when the alarm signal, the stop signal and at least one break-in signal are not acquired, generating a second operation instruction for indicating the self-moving tail to stop.
In the embodiment of the application, when the alarm signal, the stop signal and the at least one intrusion signal are not acquired, it is indicated that non-workers currently enter the working face, and in this case, a second operation instruction for indicating the self-moving tail to stop can be generated.
It should be noted that, in the present application, the control of the heading device and the self-moving tail follows the principle of starting from the opposite coal flow and stopping from the same coal flow, that is, when trying to control the self-moving tail to stop, the heading device needs to be simultaneously controlled to stop. Optionally, the second control component controls the heading device to stop after attempting to generate a second operation instruction for indicating the self-moving tail stop to control the self-moving tail stop.
S1005, acquiring the number of staff on the working face when acquiring the alarm signal, at least one intrusion signal and/or at least one evacuation signal.
In the embodiment of the application, when the alarm signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, it is indicated that a worker enters and exits a work area where the worker is only allowed to enter, and a non-worker is prohibited to enter, in this case, the number of the workers can be acquired, so that the total number of the workers on the current work area is counted, and corresponding management and control are performed according to the counting result.
S1006, judging whether the number is larger than a preset number threshold value or not according to the number of staff on the working face, and generating a first operation instruction for indicating the heading device to stop and a second operation instruction for indicating the self-moving tail to stop when the number is larger than the preset number threshold value.
In the embodiment of the application, after the number of the staff on the working face is obtained, the number of the staff on the working face can be compared with a preset number threshold, and when the number of the staff on the working face is identified to be larger than the number threshold, the number of the staff on the working face is excessive, a first operation instruction for indicating the shutdown of the tunneling device and a second operation instruction for indicating the shutdown of the self-moving tail can be generated.
Therefore, when the coal mine tunneling working face equipment works, workers and non-workers are forbidden to enter the working face dangerous area, only the workers on the working face are allowed to enter the rest working area, and the non-workers are forbidden to enter the working face dangerous area.
In some embodiments, as shown in fig. 11, the coal mine heading face personnel safety management and control system 1000 further includes: the at least two voice broadcasting devices 310-1-310-2 are respectively installed on the rear side of the tunneling device 100 and the second control assembly 220 and used for receiving and broadcasting the first alarm instruction and the second alarm instruction.
The first alarm instruction and the second alarm instruction may be set according to actual conditions, for example, the first alarm instruction and the second alarm instruction may be set as follows: do not get close to the heading device and do not get close to the self-moving tail.
In some embodiments, the person approach information further comprises a person display control device 410 for receiving the person approach information and extracting a person video image therefrom; and the display device 420 is used for receiving and displaying the personnel video image sent by the display control device.
The display control device 410 may be an explosion-proof display control box; the display device 420 may be an explosion-proof display box.
The display control device 410 is installed in the remote control center, and after receiving the person approach information, may extract a person approach video signal, and further may transmit the person approach video signal to the display device 420.
And the display device 420 is arranged in the remote control center and can display the personnel safety control state of the coal mine tunneling working face after receiving the personnel approach video signal.
Therefore, the safety control state of the personnel on the coal mine heading face can be displayed in real time through the display control device 410 and the display device 420 which are installed in the remote control center, the potential safety hazards of the personnel are further eliminated, and the efficiency and the reliability of the safety control process of the personnel on the coal mine heading face are improved.
In summary, after any worker a enters the coal mine tunneling working face, the first information acquisition component and the second information acquisition component respectively acquire the person approaching information and the state information of the worker a, generate corresponding alarm signals and intrusion signals according to the acquired information, and send the alarm signals and the intrusion signals to the first control component and the second control component. Under the condition, the first control assembly can generate a first operation instruction for indicating the normal operation of the tunneling device and send the first alarm instruction to the voice broadcasting device; meanwhile, the second control assembly can generate a second operation instruction used for indicating normal operation of the self-moving tail and send a second alarm instruction to the voice broadcasting device. Furthermore, the voice broadcasting device can receive and broadcast the first alarm instruction and the second alarm instruction so as to warn workers intruding into the working face. At the moment, the tunneling device and the self-moving tail both run normally, and the voice broadcasting device broadcasts an alarm instruction.
If the first staff member does not listen to the warning, the first information acquisition assembly and the second information acquisition assembly continue to operate, the first staff member approaching information is identified by the first information acquisition assembly to meet the preset stop signal generating condition, stop signals are generated, and the stop signals are sent to the first control assembly and the second control assembly. In this case, the first control component may generate a first operating instruction for instructing the heading device to stop; meanwhile, the second control component may generate a second operation instruction for instructing the self-moving tail to stop. At the moment, the tunneling device and the self-moving tail are stopped.
If the first staff member listens the indication, the first staff member tries to withdraw from the working face, under the condition, the tunneling device and the self-moving tail both normally operate, and the voice broadcasting device broadcasts the alarm instruction until the first staff member withdraws from the working face. It should be noted that after the first worker withdraws from the working face, the first information acquisition assembly cannot acquire the approaching information of the workers, and further cannot generate corresponding alarm signals and stop signals, at the moment, the tunneling device and the self-moving tail both run normally, and the voice broadcasting device does not operate.
Further, after the working face is intruded or withdrawn by the working personnel A, namely when the alarm signal, the at least one intrusion signal and/or the at least one withdrawal signal are/is acquired, the number of the working face personnel can be acquired, and when the identification number is larger than a preset number threshold value, a first operation instruction for indicating the shutdown of the tunneling device and a second operation instruction for indicating the shutdown of the self-moving tail are generated.
It should be noted that after any non-worker b enters the coal mine heading face, the second control assembly can acquire state information, that is, a corresponding intrusion signal can be generated, but the first control assembly cannot acquire worker approach information, that is, cannot generate a corresponding alarm signal and a shutdown signal, and in this case, a second operation instruction for indicating the shutdown of the self-moving tail can be generated. At the moment, the tunneling device and the self-moving tail are both stopped, and the voice broadcasting device does not work.
From this, this application is through setting up first information acquisition subassembly and second information acquisition subassembly, personnel to the staff approach information, staff and non-staff's state information gathers, and then through carrying out the analysis to the relevant information who gathers, through first control assembly and second control assembly, to the tunnelling device with from moving the tail and carry out the control that matches, can be reasonable to the staff and the non-staff of colliery tunnelling working face, safety control effectively, personnel's potential safety hazard has been eliminated, the efficiency and the reliability of colliery tunnelling working face personnel's safety control in-process have been improved. Furthermore, the total number of the staff on the current working face is counted, and corresponding management and control are carried out according to the counting result, so that the number of the staff on the working face is ensured to be within an allowable range, and the efficiency and the reliability of the safety management and control process of the staff on the coal mine tunneling working face are further improved.
In the description of the present application, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
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 implicitly indicating 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 application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. The utility model provides a colliery tunnelling working face personnel safety control system which characterized in that includes:
the system comprises a first information acquisition assembly and a first control assembly, wherein the first information acquisition assembly is arranged on a tunneling device and is used for acquiring personnel approach information of workers;
the second information acquisition assembly is arranged on the self-moving tail, and the second control assembly of the self-moving tail is used for acquiring state information of the working personnel and the non-working personnel;
the first control assembly generates a first operation instruction aiming at the tunneling device according to the personnel approach information and the state information;
and the second control component generates a second operation instruction aiming at the self-moving tail according to the personnel approach information and the state information.
2. The coal mine heading face personnel safety management and control system according to claim 1, wherein a plurality of second information acquisition assemblies are mounted on the self-moving tail, and each second information acquisition assembly corresponds to one piece of state information.
3. The coal mine excavation face personnel safety management and control system of claim 1, wherein the state information includes an intrusion state and a withdrawal state, and the second information acquisition component is further configured to:
generating an intrusion signal according to the intrusion state information, and sending the intrusion signal to the first control assembly and the second control assembly;
generating a withdrawal signal according to the withdrawal state information, and sending the withdrawal signal to the first control assembly and the second control assembly;
the first information acquisition component is further configured to:
and generating an alarm signal or a stop signal according to the personnel approach information, and sending the alarm signal or the stop signal to the first control assembly and the second control assembly.
4. The coal mine heading face personnel safety management and control system according to claim 3, wherein the system is used for generating an alarm signal or a stop signal according to the personnel approach information and sending the alarm signal or the stop signal to the first control assembly and the second control assembly and comprises:
judging whether the personnel approach information meets a preset alarm signal generation condition or not according to the personnel approach information;
recognizing that the personnel approach information meets a preset alarm signal generation condition, generating an alarm signal, and sending the alarm signal to the first control assembly and the second control assembly;
recognizing that the personnel approach information does not meet the preset alarm signal generation condition, and judging whether the personnel approach information meets the preset stop signal generation condition or not according to the personnel approach information;
and recognizing that the personnel approach information meets the preset stop signal generation condition, generating a stop signal and sending the stop signal to the first control assembly and the second control assembly.
5. A coal mine heading face personnel safety management and control system according to claim 3 or 4, wherein the first control component generates the first operating instruction for the heading device according to the personnel proximity information and the state information, and comprises:
receiving signals sent by the first information acquisition component and the second information acquisition component;
when an alarm signal, at least one intrusion signal and/or at least one withdrawal signal are/is acquired, generating a first operation instruction for indicating the normal operation of the tunneling device, and sending the first alarm instruction;
generating the first operation instruction for instructing the heading device to stop when the stop signal, at least one of the intrusion signal and/or at least one of the withdrawal signal are acquired.
6. The coal mine excavation face personnel safety management and control system according to claim 5, characterized by further comprising:
acquiring the number of the staff on the working face when the alarm signal, the at least one intrusion signal and/or the at least one evacuation signal are acquired;
and judging whether the number is larger than a preset number threshold value or not according to the number of the staff on the working face, and generating a first operation instruction for indicating the shutdown of the tunneling device when the number is identified to be larger than the preset number threshold value.
7. The coal mine heading face personnel safety management and control system according to claim 3 or 4, wherein the second control component generates a second operation instruction for the self-moving tail according to the personnel approach information and the state information, and the second operation instruction comprises:
receiving signals sent by the first information acquisition component and the second information acquisition component;
when the alarm signal, at least one intrusion signal and/or at least one withdrawal signal are/is acquired, generating a second operation instruction for indicating the normal operation of the self-moving tail, and sending the second alarm instruction;
generating the second operation instruction for indicating the self-moving tail to stop when the stop signal, at least one intrusion signal and/or at least one withdrawal signal are acquired;
and when the alarm signal, the stop signal and at least one break-in signal are not acquired, generating a second operation instruction for indicating the self-moving tail to stop.
8. The coal mine excavation face personnel safety management and control system according to claim 7, characterized by further comprising:
acquiring the number of the staff on the working face when the alarm signal, the at least one intrusion signal and/or the at least one evacuation signal are acquired;
and judging whether the number is larger than a preset number threshold value or not according to the number of the staff on the working face, and generating a first operation instruction for indicating the heading device to stop and a second operation instruction for indicating the self-moving tail to stop when the number is identified to be larger than the preset number threshold value.
9. The coal mine excavation face personnel safety management and control system according to claim 1, characterized by further comprising:
and the at least two voice broadcasting devices are respectively arranged on the rear side of the tunneling device and the second control assembly and are used for receiving and broadcasting the first alarm instruction and the second alarm instruction.
10. The coal mine heading face personnel safety management and control system according to claim 1, wherein the personnel proximity information further comprises personnel video images, and the coal mine heading face personnel safety management and control system further comprises:
the display control device is used for receiving the personnel approach information and extracting the personnel video image from the personnel approach information;
and the display device is used for receiving and displaying the personnel video image sent by the display control device.
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