CN207033479U - A kind of underground coal mine ventilation unit - Google Patents
A kind of underground coal mine ventilation unit Download PDFInfo
- Publication number
- CN207033479U CN207033479U CN201720895987.7U CN201720895987U CN207033479U CN 207033479 U CN207033479 U CN 207033479U CN 201720895987 U CN201720895987 U CN 201720895987U CN 207033479 U CN207033479 U CN 207033479U
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- rotational speed
- fan
- coal mine
- speed governor
- underground coal
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Abstract
Coalmine ventilation technical field is the utility model is related to, discloses a kind of underground coal mine ventilation unit, including：Main fan, stand by fan, downcast, returnairshaft and wind cave, multiple air velocity transducers, multiple gas concentration sensors, multiple temperature sensors, multiple oxygen concentration sensors and multiple cameras are communicated by communicator with master controller and spare controller respectively, master controller and spare controller by multiple communicators respectively with exhaust blower rotational speed governor, main fan rotational speed governor, stand by fan rotational speed governor and the communication of multiple warning devices, master controller and spare controller are connected with display screen respectively, main fan rotational speed governor connects main fan, stand by fan rotational speed governor connects stand by fan, exhaust blower rotational speed governor connects exhaust blower, this underground coal mine ventilation unit, ensure the air quality of underground coal mine, avoid that security incident occurs, with extensive market prospects.
Description
Technical field
Coalmine ventilation technical field is the utility model is related to, more particularly to a kind of underground coal mine ventilation unit.
Background technology
Mine ventilation refer to by fresh air input mine under, increase oxygen concentration, with dilute and exclude in mine it is poisonous,
Pernicious gas and dust.The basic task of mine ventilation is：The enough fresh airs in underground are supplied, meet need of the personnel to oxygen
Will；Underground pernicious gas and dust are watered down, ensures safety in production, underground weather is adjusted, creates good working environment.
Can whether mine ventilation system be reasonable, to the fine or not of whole mine ventilation situation and ensure that mine safety production rises
Important effect, existing underground coal mine mine ventilation equipment fixes air intake, it is impossible to enters according to the air regime of underground coal mine
Row automatically adjusts, and security incident easily occurs.
Utility model content
The utility model provides a kind of underground coal mine ventilation unit, can solve above mentioned problem of the prior art.
The utility model provides a kind of underground coal mine ventilation unit, including：Main fan, stand by fan, downcast,
Returnairshaft and wind cave, main fan and stand by fan are connected by wind cave with returnairshaft respectively, and downcast is with being arranged on coal
Exhaust tube under mine is connected, and exhaust tube is provided with multiple exhaust outlets, and exhaust blower is equipped with exhaust outlet, in addition to：Set
In multiple air velocity transducers of underground coal mine, multiple gas concentration sensors, multiple temperature sensors, multiple exhaust blower rotating speed controls
Device processed, multiple oxygen concentration sensors, multiple cameras, multiple communicators, multiple warning devices and in coal mine
Master controller, spare controller, main fan rotational speed governor, stand by fan rotational speed governor and multiple display screens, it is multiple
Air velocity transducer, multiple gas concentration sensors, multiple temperature sensors, multiple oxygen concentration sensors and multiple cameras point
Do not communicated by communicator with master controller and spare controller, master controller and spare controller pass through multiple communicators
Respectively with exhaust blower rotational speed governor, main fan rotational speed governor, stand by fan rotational speed governor and multiple warning devices
Communication, master controller and spare controller are connected with display screen respectively, main fan rotational speed governor connection main fan, standby
Stand by fan, exhaust blower rotational speed governor connection exhaust blower are connected with ventilating fan rotational speed governor.
Further, the camera is night vision infrared camera.
Further, the warning device is audible-visual annunciator.
Further, the communicator is wireless communication module.
Further, the returnairshaft is provided with multiple baffle plate and filterings for being used to stop coal dust in underground coal mine entrance
Net.
Compared with prior art, the beneficial effects of the utility model are：
The utility model is passed by oxygen concentration sensor, temperature sensor, gas concentration sensor, camera and wind speed
Sensor detects air quality, environment temperature and the phenomenon of the failure of underground coal mine, is connected by master controller or spare controller aobvious
Display screen observes testing result and phenomenon of the failure, controls main fan to turn according to testing result by master controller or spare controller
Fast controller and then control main fan improve or reduction rotating speed, or controls stand by fan rotational speed governor and then control standby
Ventilating fan improves or reduced rotating speed, while controls exhaust blower rotating speed by controlling exhaust blower rotational speed governor, accelerates colliery
The exchange velocity of underground air, coal mine working personnel are reminded to carry out self-protection by warning device, it is ensured that underground coal mine air
Quality, failture evacuation can be quickly carried out, avoid that security incident occurs, there are extensive market prospects.
Brief description of the drawings
Fig. 1 is a kind of structural representation of underground coal mine ventilation unit provided by the utility model.
Description of reference numerals：
1- oxygen concentration sensors, 2- temperature sensors, 3- gas concentration sensors, 4- cameras, 5- air velocity transducers,
6- communicators, 7- display screens, 8- master controllers, 9- spare controllers, 10- exhaust blower rotational speed governors, 11- exhaust blowers, 12-
Main fan rotational speed governor, 13- main fans, 14- stand by fan rotational speed governors, 15- stand by fans, 16- alarms
Device.
Embodiment
Below in conjunction with the accompanying drawings, an embodiment of the present utility model is described in detail, it is to be understood that this
The protection domain of utility model is not limited by embodiment.
As shown in figure 1, a kind of underground coal mine ventilation unit that the utility model embodiment provides, including：Main fan 13,
Stand by fan 15, downcast, returnairshaft and wind cave, main fan 13 and stand by fan 15 pass through wind cave and returnairshaft respectively
It is connected, downcast is connected with being arranged on the exhaust tube of underground coal mine, and exhaust tube is provided with multiple exhaust outlets, on exhaust outlet
Provided with exhaust blower, in addition to：It is arranged on the multiple air velocity transducers 5, multiple gas concentration sensors 3, Duo Gewen of underground coal mine
Spend sensor 2, multiple exhaust blower rotational speed governors 10, multiple oxygen concentration sensors 1, multiple cameras 4, multiple communicators
6th, multiple warning devices 16 and master controller 8 in coal mine, spare controller 9, main fan rotational speed governor 12, standby
With ventilating fan rotational speed governor 14 and multiple display screens 7, multiple air velocity transducers 5, multiple gas concentration sensors 3, Duo Gewen
Sensor 2, multiple oxygen concentration sensors 1 and multiple cameras 4 are spent respectively by communicator 6 and master controller 8 and standby
Controller 9 communicates, master controller 8 and spare controller 9 by multiple communicators 6 respectively with exhaust blower rotational speed governor 10,
Main fan rotational speed governor 12, stand by fan rotational speed governor 14 and multiple warning devices 16 communicate, master controller 8 and standby
It is connected respectively with display screen 7 with controller 9, main fan rotational speed governor 12 connects main fan 13, and stand by fan turns
Fast controller 14 connects stand by fan 15, and exhaust blower rotational speed governor 10 connects exhaust blower 11.
Further, the camera 4 is night vision infrared camera 4, is adapted to the dark situation of underground light.
Further, the warning device 16 is audible-visual annunciator, and warning effect is good.
Further, the communicator 6 is wireless communication module, eliminates the connection of complexity, maintains easily.
Further, the returnairshaft is provided with multiple baffle plate and filterings for being used to stop coal dust in underground coal mine entrance
Net, baffle plate are used to stop that bulky grain coal dust enters returnairshaft, and screen pack is used to stop that little particle coal dust enters returnairshaft, avoids leading
Ventilating fan 13 or stand by fan 15 damage, and influence return air efficiency.
Operation principle and the course of work：Main fan 13 or stand by fan 15 are connected by wind cave with returnairshaft, suction
The foul atmosphere of underground coal mine, under air pressure effect, fresh air enters exhaust tube along downcast, then by multiple
Exhaust blower 11 on exhaust outlet enters underground coal mine, realizes the air exchange of underground coal mine, ensures that coal mining activity is normally carried out, and leads to
The oxygen concentration that multiple oxygen concentration sensors 1 detect underground coal mine is crossed, underground coal mine is detected by multiple temperature sensors 2
Air themperature, the gas density of underground coal mine is detected by multiple gas concentration sensors 3, coal is detected by air velocity transducer 5
Wind speed size under mine, the dynamic change of underground coal mine is shot by multiple cameras 4, referring mainly to air regulator, air door, brattice is
No to be damaged, multiple cameras 4 combine air velocity transducer 5, gas concentration sensor 3, temperature sensor 2 and oxygen concentration sensing
Device 1, the guilty culprit for causing detection value changes can be quickly found out, timely arrangement personnel are repaired, and master controller 8 is to compile
Journey logic controller PLC, programmable logic controller (PLC) PLC will collect oxygen concentration, gas by multiple wireless communication modules
Concentration, wind speed and temperature are compared with setting value, when oxygen concentration, gas density, temperature and wind speed measurement value exceed setting
During value, master controller 8 or spare controller 9 control main fan rotational speed governor 12 to control main pectinid by wireless communication module
Machine 13 improves rotating speed, or control stand by fan rotational speed governor 14 controls stand by fan 15 to improve pectinid speed, same to time control
Exhaust blower rotational speed governor 10 processed improves the rotating speed of exhaust blower 11, is exchanged so as to accelerate air circulation, while start warning device 16
Alarm, prompting personnel stop operation, and quickly assemble to exhaust outlet nearby, avoid security incident, multiple exhaust outlets and exhaust
Fan can cause fresh air quickly to arrive at the region according to the air quality of different zones, the oxygen concentration in each region, watt
This concentration, temperature and wind speed determine the rotating speed of vent regions fan, when oxygen concentration, gas density, temperature and wind speed measurement value
Fall back in setting detection range, the stop alarm of warning device 16, exhaust blower recovers rated speed, and worker can continue normally to make
Industry.It is main when the oxygen concentration of all areas, gas density, temperature and wind speed measurement value are fallen back in the detection range of setting
Ventilating fan 13 or stand by fan 15 recover rated speed, and spare controller 9 is broken down for master controller 8 or main control
Used during 8 maintaining of device, stand by fan 15 breaks down for main fan 13 or used during maintaining.
The utility model is passed by oxygen concentration sensor, temperature sensor, gas concentration sensor, camera and wind speed
Sensor detects air quality, environment temperature and the phenomenon of the failure of underground coal mine, is connected by master controller or spare controller aobvious
Display screen observes testing result and phenomenon of the failure, controls main fan to turn according to testing result by master controller or spare controller
Fast controller and then control main fan improve or reduction rotating speed, or controls stand by fan rotational speed governor and then control standby
Ventilating fan improves or reduced rotating speed, while controls exhaust blower rotating speed by controlling exhaust blower rotational speed governor, accelerates colliery
The exchange velocity of underground air, coal mine working personnel are reminded to carry out self-protection by warning device, it is ensured that underground coal mine air
Quality, failture evacuation can be quickly carried out, avoid that security incident occurs, there are extensive market prospects.
Disclosed above is only several specific embodiments of the present utility model, and still, the utility model embodiment is not office
It is limited to this, the changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.
Claims (5)
- A kind of 1. underground coal mine ventilation unit, it is characterised in that including：Main fan, stand by fan, downcast, returnairshaft With wind cave, main fan and stand by fan are connected by wind cave with returnairshaft respectively, and downcast is with being arranged on underground coal mine Exhaust tube be connected, exhaust tube is provided with multiple exhaust outlets, and exhaust blower is equipped with exhaust outlet, in addition to：It is arranged on colliery Multiple air velocity transducers of underground, multiple gas concentration sensors, multiple temperature sensors, multiple exhaust blower rotational speed governors, Multiple oxygen concentration sensors, multiple cameras, multiple communicators, multiple warning devices and the main control in coal mine Device, spare controller, main fan rotational speed governor, stand by fan rotational speed governor and multiple display screens, multiple wind speed pass Sensor, multiple gas concentration sensors, multiple temperature sensors, multiple oxygen concentration sensors and multiple cameras pass through respectively Communicator communicates with master controller and spare controller, master controller and spare controller by multiple communicators respectively with Exhaust blower rotational speed governor, main fan rotational speed governor, stand by fan rotational speed governor and the communication of multiple warning devices, it is main Controller and spare controller are connected with display screen respectively, main fan rotational speed governor connection main fan, standby pectinid Machine rotational speed governor connects stand by fan, exhaust blower rotational speed governor connection exhaust blower.
- 2. underground coal mine ventilation unit as claimed in claim 1, it is characterised in that the camera is night vision infrared photography Head.
- 3. underground coal mine ventilation unit as claimed in claim 1, it is characterised in that the warning device is audible-visual annunciator.
- 4. underground coal mine ventilation unit as claimed in claim 1, it is characterised in that the communicator is radio communication mold Block.
- 5. underground coal mine ventilation unit as claimed in claim 1, it is characterised in that the returnairshaft is in underground coal mine entrance Provided with multiple baffle plates and screen pack for being used to stop coal dust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720895987.7U CN207033479U (en) | 2017-07-22 | 2017-07-22 | A kind of underground coal mine ventilation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720895987.7U CN207033479U (en) | 2017-07-22 | 2017-07-22 | A kind of underground coal mine ventilation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207033479U true CN207033479U (en) | 2018-02-23 |
Family
ID=61465114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720895987.7U Expired - Fee Related CN207033479U (en) | 2017-07-22 | 2017-07-22 | A kind of underground coal mine ventilation unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207033479U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425874A (en) * | 2018-03-16 | 2018-08-21 | 京信通信系统（中国）有限公司 | Fan control system and reserce cell charging method |
| CN108590765A (en) * | 2018-03-26 | 2018-09-28 | 山东大学 | Ventilation intelligent monitor system and method suitable for the tunneling and underground engineering construction time |
| CN108798744A (en) * | 2018-03-15 | 2018-11-13 | 成都兰腾科技有限公司 | A kind of safety of coal mines energy-saving ventilation system |
| CN111964708A (en) * | 2020-06-06 | 2020-11-20 | 浙江好得电气有限公司 | Large fan on-line monitoring system and monitoring method thereof |
| CN111963229A (en) * | 2020-08-12 | 2020-11-20 | 诺文科风机(北京)有限公司 | Method for rapidly upgrading and transforming counter-rotating fan in coal mine main ventilation system |
| CN111980757A (en) * | 2020-09-02 | 2020-11-24 | 滁州职业技术学院 | Alarm and disaster prevention device for underground coal mine production and use method thereof |
| CN112628183A (en) * | 2021-03-10 | 2021-04-09 | 国网山东省电力公司青州市供电公司 | Ventilation system and method for limited space |
| CN112696222A (en) * | 2019-10-23 | 2021-04-23 | 太原理工大学 | Local ventilation control system in pit in colliery |
| CN112780327A (en) * | 2020-12-31 | 2021-05-11 | 山东东山新驿煤矿有限公司 | Ventilation system for mine |
-
2017
- 2017-07-22 CN CN201720895987.7U patent/CN207033479U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798744A (en) * | 2018-03-15 | 2018-11-13 | 成都兰腾科技有限公司 | A kind of safety of coal mines energy-saving ventilation system |
| CN108425874A (en) * | 2018-03-16 | 2018-08-21 | 京信通信系统（中国）有限公司 | Fan control system and reserce cell charging method |
| CN108590765A (en) * | 2018-03-26 | 2018-09-28 | 山东大学 | Ventilation intelligent monitor system and method suitable for the tunneling and underground engineering construction time |
| CN112696222A (en) * | 2019-10-23 | 2021-04-23 | 太原理工大学 | Local ventilation control system in pit in colliery |
| CN111964708A (en) * | 2020-06-06 | 2020-11-20 | 浙江好得电气有限公司 | Large fan on-line monitoring system and monitoring method thereof |
| CN111964708B (en) * | 2020-06-06 | 2022-09-06 | 浙江好得电气有限公司 | Monitoring method applied to large fan online monitoring system |
| CN111963229A (en) * | 2020-08-12 | 2020-11-20 | 诺文科风机(北京)有限公司 | Method for rapidly upgrading and transforming counter-rotating fan in coal mine main ventilation system |
| CN111963229B (en) * | 2020-08-12 | 2022-09-02 | 诺文科风机(北京)有限公司 | Method for rapidly upgrading and transforming counter-rotating fan in coal mine main ventilation system |
| CN111980757A (en) * | 2020-09-02 | 2020-11-24 | 滁州职业技术学院 | Alarm and disaster prevention device for underground coal mine production and use method thereof |
| CN111980757B (en) * | 2020-09-02 | 2022-02-25 | 滁州职业技术学院 | Alarm and disaster prevention device for underground coal mine production and use method thereof |
| CN112780327A (en) * | 2020-12-31 | 2021-05-11 | 山东东山新驿煤矿有限公司 | Ventilation system for mine |
| CN112628183A (en) * | 2021-03-10 | 2021-04-09 | 国网山东省电力公司青州市供电公司 | Ventilation system and method for limited space |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Guiquan Inventor before: Zhou Zequan |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20180722 |