CN216110865U - Alarm system - Google Patents
Alarm system Download PDFInfo
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- CN216110865U CN216110865U CN202023197052.2U CN202023197052U CN216110865U CN 216110865 U CN216110865 U CN 216110865U CN 202023197052 U CN202023197052 U CN 202023197052U CN 216110865 U CN216110865 U CN 216110865U
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- 239000003245 coal Substances 0.000 claims description 18
- 238000005065 mining Methods 0.000 claims description 13
- 230000005236 sound signal Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The application discloses alarm system, it includes controller, alarm device and trigger device, alarm device includes signal receiver and alarm, trigger device is including the transmitter that is used for launching the work order, the controller is used for gathering the coal-winning machine position and works according to coal-winning machine position control transmitter, signal receiver receives the work order, and according to work order control alarm, signal receiver is connected with alarm and transmitter electricity respectively, the transmitter is connected with the controller electricity. Utilize this application can not only realize automatic alarm, avoid because the artifical unable transmission warning information's that leads to of noise and dust problem, make advance support personnel in time set up the warning, prevent other personnel from being close to export from top to bottom, avoid the emergence of incident, improve safety coefficient, but also can improve transmission efficiency, reduce workman intensity of labour, the cost of using manpower sparingly, simple structure simultaneously, convenient to use.
Description
Technical Field
The application relates to the technical field of coal mines, in particular to an alarm system.
Background
In the production process of the fully mechanized coal mining face of the coal mine, the coal mining machine walks in a reciprocating manner on the fully mechanized coal mining face. When the coal cutter is operated to a certain distance (generally 50 meters) from the upper outlet and the lower outlet, the return air crossheading or the transportation crossheading in the advance support range (generally 30 meters) can become a dangerous area due to the coal cutter cutting coal. At the moment, the working personnel in charge of production on the fully mechanized mining face can send alarm information to the personnel in charge of advance support, and after the personnel in advance support receive the alarm information, the personnel in advance support sets a warning sign outside the advance support, and strictly forbids any personnel to walk and stay. Due to the reasons of noise, dust and the like during production, visibility and sound transmission are poor, the situation that advance support personnel cannot smoothly receive warning information often occurs, warning is not timely set, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present application provides an alarm system to solve the above technical problems.
The application provides an alarm system, it includes: the coal mining machine alarm device comprises a controller, an alarm device and a trigger device, wherein the alarm device comprises a signal receiver and an alarm, the trigger device comprises a transmitter used for transmitting a working instruction, the controller is used for acquiring the position of a coal mining machine and controlling the transmitter to work according to the position of the coal mining machine, the signal receiver receives the working instruction and controls the alarm according to the working instruction, the signal receiver is respectively and electrically connected with the alarm and the transmitter, and the transmitter is electrically connected with the controller.
Optionally, the alarm device includes an audio player and a speaker, the audio player is electrically connected to the speaker, the signal receiver controls the audio player to play audio, and the audio is played through the speaker.
Optionally, the alarm device further includes an amplifier for amplifying the audio signal, and the amplifier is electrically connected to the audio player and the speaker, respectively.
Optionally, the alarm device further comprises a strobe light, the strobe light comprises a stroboscope and a bulb, the signal receiver controls the stroboscope to work, the strobe controls the bulb to flash, and the stroboscope is electrically connected with the signal receiver and the bulb respectively.
Optionally, the transmitter is a wireless transmitter, the signal receiver is a wireless remote control switch, and the wireless remote control switch is arranged on a power supply line of the audio player and the stroboscope.
Optionally, the alarm device further comprises a voltage drop line for voltage transformation, and the power supply line is connected with the audio player through the voltage drop line.
Optionally, the triggering device further comprises an electric control switch, the electric control switch is arranged on a power supply line of the transmitter, the controller is electrically connected with the electric control switch, and the controller controls the transmitter to work by controlling the on-off of the electric control switch.
Optionally, the triggering device further comprises a microswitch, and the microswitch is connected in parallel with the electric control switch.
Optionally, the alarm device further includes a first intrinsically safe housing and a second intrinsically safe housing, the audio player, the signal receiver, the stroboscope, the power amplifier and the speaker are all installed in the first intrinsically safe housing, the bulb is installed on a housing wall of the first intrinsically safe housing, and the electronic control switch, the microswitch and the transmitter are all installed in the second intrinsically safe housing.
Optionally, the controller is a hydraulic support automated control system.
The application provides an alarm system is through setting up the controller, alarm device and trigger device, the controller acquires the coal-winning machine position, and send the work order according to coal-winning machine position control transmitter, signal receiver is according to received work order control alarm, can not only realize automatic alarm, avoid because the artifical problem that can't transmit warning information that noise and dust lead to, make advance support personnel in time set up the alert, prevent other personnel from being close to export from top to bottom, avoid the emergence of incident, improve the safety coefficient, and still can improve transmission efficiency, reduce workman intensity of labour, the cost of using manpower sparingly, simple structure simultaneously, high durability and convenient use.
Drawings
Fig. 1 is a schematic circuit diagram of the alarm device of the present application.
Fig. 2 is a schematic circuit diagram of the controller and the triggering device according to the present application.
Detailed Description
The technical solutions of the present application are described in detail below with reference to the accompanying drawings and specific embodiments. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Fig. 1 shows a schematic circuit diagram of the alarm device of the present application. Fig. 2 shows a circuit connection diagram of the controller and the triggering device of the present application. As shown in fig. 1-2, the present application provides an alarm system comprising: a controller 300, an alarm device 100 and a trigger device 200.
The alarm device 100 includes a signal receiver 110 and an alarm, and the triggering device 200 includes a transmitter 210 for transmitting an operation instruction.
The controller 300 is used for collecting the position of the coal mining machine and controlling the transmitter 210 to work according to the position of the coal mining machine.
The signal receiver 110 receives the working instruction and controls the alarm according to the working instruction, the signal receiver 110 is respectively electrically connected with the alarm and the transmitter 210, and the transmitter 210 is electrically connected with the controller 300.
When the alarm system is operated, the controller 300 automatically collects the position of the shearer, and when the shearer is spaced apart from the upper exit or the lower exit by a predetermined distance (for example, 30m) or less, the controller 300 controls the transmitter 210 to operate.
The transmitter 210 transmits a work instruction, and the signal receiver 110 receives the work instruction and controls the alarm to alarm.
When the distance between the shearer and the upper outlet or the lower outlet is greater than the preset distance, the controller 300 controls the transmitter 210 to send a stop command, the signal receiver 110 receives the stop command, and the alarm is turned off.
Wherein, the upper outlet is the junction of the coal face and the return airway, and the lower outlet is the junction of the coal face and the transportation airway.
The application provides an alarm system is through setting up the controller, alarm device and trigger device, the controller acquires the coal-winning machine position, and send the work order according to coal-winning machine position control transmitter, signal receiver is according to received work order control alarm, can not only realize automatic alarm, avoid because the artifical problem that can't transmit warning information that noise and dust lead to, make advance support personnel in time set up the alert, prevent other personnel from being close to export from top to bottom, avoid the emergence of incident, improve the safety coefficient, and still can improve transmission efficiency, reduce workman intensity of labour, the cost of using manpower sparingly, simple structure simultaneously, high durability and convenient use.
Further, the alarm device 100 includes an audio player 120 and a speaker 140, the audio player 120 is electrically connected to the speaker 140, and the signal receiver 110 controls the audio player 120 to play audio, which is played through the speaker 140, so as to better warn the staff.
Optionally, the alarm apparatus 100 further includes a power amplifier 130 for amplifying the audio signal, and the power amplifier 130 is electrically connected to the audio player 120 and the speaker 140 respectively.
The audio played by the audio player 120 is amplified by the amplifier 130 and then played by the speaker 140. By providing the power amplifier 130, audio can be better output.
In this embodiment, the audio player 120 may be a conventional MP3 player, and both the amplifier 130 and the speaker 140 may be conventional devices. The power amplifier 130 is electrically connected to the audio player 120 and the speaker 140 respectively in a conventional connection manner.
In one embodiment, the alarm device 100 further comprises a strobe light. The strobe lamp comprises a strobe 150 and a bulb 151, the signal receiver 110 controls the strobe 150 to work, and the strobe 150 controls the bulb 151 to flash at a certain frequency.
The stroboscope 150 is electrically connected to the signal receiver 110 and the light bulb 151 by conventional connection methods.
The alarm device has the advantages that the alarm device is provided with a double alarm mode of a strobe light and voice, so that better warning can be realized. In this embodiment, the strobe 150 may be an existing device, and the frequency may be 10 Hz.
Further, the transmitter 210 is a wireless transmitter, and the signal receiver 110 is a wireless remote switch. The wireless remote control switch is arranged on the power supply lines of the audio player 120 and the stroboscope 150.
The transmitter 210 and the signal receiver 110 are connected by using a radio frequency technology, and have the advantages of small environmental interference, long distance and high transmission efficiency, and the problem of manual transmission can be effectively solved.
In this embodiment, the alarm device 100 is powered by the first dc power source 170, and the first dc power source 170 may adopt an intrinsically safe storage battery with a voltage of 12V and a capacity of 12 Ah.
Further, the alarm device 100 further includes a voltage drop line 160 for voltage transformation, and the power supply line is connected to the audio player 120 through the voltage drop line 160.
By providing the voltage drop line 160, the alarm device 100 can share one power source, thereby saving cost. In the present embodiment, the existing 12V to 5V pressure drop line can be used for the pressure drop line 160.
Optionally, as shown in fig. 2, the triggering device 200 further includes an electronic control switch 220, the electronic control switch 220 is disposed on a power supply line of the transmitter 210, the controller 300 is electrically connected to the electronic control switch 220, and the controller 300 controls the transmitter 210 to operate by controlling on/off of the electronic control switch 220.
Control of the transmitter 210 is facilitated by the provision of an electrically controlled switch 220. In this embodiment, the controller 300 and the electronic control switch 220 are both provided with RS485 interfaces, and the controller 300 and the electronic control switch 220 are connected by RS485 communication cables.
As shown in fig. 2, the transmitter 210 is powered by a second dc power supply 240. The second dc power supply 240 may use an intrinsically safe battery with a voltage of 12V and a capacity of 12 Ah.
Further, the triggering device 200 further comprises a micro switch 230, and the micro switch 230 is connected in parallel with the electronic control switch 220.
By arranging the micro switch 230, the transmitter 210 can be operated manually and automatically, and the normal operation of the alarm system is ensured.
In one particular embodiment, the alarm system further includes a first intrinsically safe housing 180 and a second intrinsically safe housing 250 to protect the equipment from damage by foreign objects.
The voltage drop line 160, the first dc power supply 170, the audio player 120, the signal receiver 110, the strobe 150, the power amplifier 130, and the speaker 140 are all mounted in the first intrinsically safe housing 180. The light bulb 151 is mounted to a wall of the housing of the first intrinsically safe housing 180.
The second dc power supply 240, the electronically controlled switch 220, the micro-switch 230 and the transmitter 210 are all mounted within a second intrinsically safe housing 250.
Optionally, the controller 300 may employ a hydraulic support automation control system to facilitate acquisition of shearer locations. The trigger device 200 is installed above the automatic controller of the hydraulic support of the fully mechanized mining face.
The technical solutions of the present application are described in detail with reference to specific embodiments, which are used to help understand the ideas of the present application. The derivation and modification made by the person skilled in the art on the basis of the specific embodiment of the present application also belong to the protection scope of the present application.
Claims (10)
1. An alarm system, comprising: the coal mining machine alarm device comprises a controller, an alarm device and a trigger device, wherein the alarm device comprises a signal receiver and an alarm, the trigger device comprises a transmitter used for transmitting a working instruction, the controller is used for acquiring the position of a coal mining machine and controlling the transmitter to work according to the position of the coal mining machine, the signal receiver receives the working instruction and controls the alarm according to the working instruction, the signal receiver is respectively and electrically connected with the alarm and the transmitter, and the transmitter is electrically connected with the controller.
2. The warning system of claim 1 wherein the warning device includes an audio player and a speaker, the audio player being electrically connected to the speaker, the signal receiver controlling the audio player to play audio, the audio being played through the speaker.
3. The warning system of claim 2, wherein the warning device further comprises a power amplifier for amplifying the audio signal, the power amplifier being electrically connected to the audio player and the speaker, respectively.
4. The warning system of claim 3, wherein the warning device further comprises a strobe light, the strobe light comprises a strobe and a bulb, the signal receiver controls the strobe to operate, the strobe controls the bulb to flash, and the strobe is electrically connected to the signal receiver and the bulb, respectively.
5. The warning system as claimed in claim 4, wherein the transmitter is a wireless transmitter, and the signal receiver is a wireless remote switch disposed on a power supply line of the audio player and the stroboscope.
6. The alarm system of claim 5, wherein the alarm device further comprises a voltage drop line for voltage transformation, and the power supply line is connected to an audio player through the voltage drop line.
7. The alarm system of claim 6, wherein the triggering device further comprises an electronic control switch, the electronic control switch is disposed on a power supply line of the transmitter, the controller is electrically connected with the electronic control switch, and the controller controls the transmitter to operate by controlling the electronic control switch to be turned on or off.
8. The warning system of claim 7 wherein the triggering means further comprises a microswitch connected in parallel with the electrically controlled switch.
9. The alarm system of claim 8, wherein the alarm device further comprises a first intrinsically safe housing and a second intrinsically safe housing, the audio player, the signal receiver, the strobe, the power amplifier and the speaker are all mounted in the first intrinsically safe housing, the light bulb is mounted on a wall of a housing of the first intrinsically safe housing, and the electrically controlled switch, the microswitch and the transmitter are all mounted in the second intrinsically safe housing.
10. The warning system of any one of claims 1 to 9, wherein the controller is a hydraulic mount automation control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023197052.2U CN216110865U (en) | 2020-12-25 | 2020-12-25 | Alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023197052.2U CN216110865U (en) | 2020-12-25 | 2020-12-25 | Alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216110865U true CN216110865U (en) | 2022-03-22 |
Family
ID=80686373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023197052.2U Active CN216110865U (en) | 2020-12-25 | 2020-12-25 | Alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216110865U (en) |
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2020
- 2020-12-25 CN CN202023197052.2U patent/CN216110865U/en active Active
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