CN206562932U - Dust pelletizing system is monitored and automatically controlled to driving face dust on-line - Google Patents
Dust pelletizing system is monitored and automatically controlled to driving face dust on-line Download PDFInfo
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- CN206562932U CN206562932U CN201720201580.XU CN201720201580U CN206562932U CN 206562932 U CN206562932 U CN 206562932U CN 201720201580 U CN201720201580 U CN 201720201580U CN 206562932 U CN206562932 U CN 206562932U
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- blower fan
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Abstract
Monitor and automatically control dust pelletizing system on-line the utility model discloses a kind of driving face dust, dust on-line monitoring system and dust cleaner, downhole production equipment are realized into efficient association, as an automation control system for integrating dust on-line monitoring and automatic dust removing, the dust concentration at excavation operation scene is reached or fallen below national standard, be that employee creates good operating environment.
Description
Technical field
The utility model is related to underground coal mine dust control and cleaner, specifically a kind of driving face dust
Monitor and automatically control dust pelletizing system on-line.
Background technology
In terms of national underground mine driving face job site, either gun diging face, shotcrete driving face be also
Fully mechanized workface, driving face operation field dust concentration considerably beyond《Safety regulations in coal mine》（2016 editions）640th article
Regulation：Coal dust in air of workplace（Total dirt）Concentration is not more than 4mg.m3, coal dust（Exhale dirt）Concentration is not more than 2.5mg.m3；Silicon
Dirt（Total dirt）Concentration is not more than 1mg.m3, silicious dust（Exhale dirt）Concentration is not more than 0.7mg.m3, great threat on-site personnel body
Health.Dust on-line monitoring and the auto spraying dust arrester (system) used at present is to rely on sensor of dust concentration and light
Sensor is controlled, by controlling the magnetic valve of tunneling boring purifying spraying, the automatic dustfall that dust transfinites is realized.
The dust on-line monitoring and auto spraying dust falling system used at present has the disadvantage that：
Ability, dust-laying effect are applicable poor, due to being to carry out depositing dust, equipment dedusting effect using the spraying of common tunneling boring
Rate is low, water consumption is big, is only applicable to the good main entry depositing dust of sluicing condition and uses, and especially goes down the hill driving in driving face
Working face can not be used substantially, also not reached much《Safety regulations in coal mine》（2016 editions）640th article of regulation requirement；
System cost is high, and popularization is difficult, often covers price all at 30,000 yuan, because price is high, is only used in large coal mine,
Middle and small scale coal mine can't be popularized；
Because the dust removing effects of existing dust control technology and equipment do not reach《Safety regulations in coal mine》640th article of standard will
Ask, in order that live dust concentration does not transfinite, dust sensor is hanging to apart from driving face hundreds of by on-site personnel
Rice or even farther place, dust on-line monitoring system do not have the effect of real monitoring field dust concentration.
The content of the invention
To solve above-mentioned technical problem, the utility model provide a kind of driving face dust on-line monitoring and
Dust pelletizing system is automatically controlled, dust on-line monitoring system and dust cleaner, downhole production equipment are realized into efficient association, into
For an automation control system for integrating dust on-line monitoring and automatic dust removing, make the dust concentration at excavation operation scene
National standard is reached or fallen below, is that employee creates good operating environment.
To reach above-mentioned purpose, the technical scheme that the utility model is used is：
A kind of driving face dust on-line monitoring and automatically control dust pelletizing system, include dust on-line monitoring system,
Electrical dust-removing blower fan and downhole production equipment, the dust on-line monitoring system include ground monitoring Surveillance center, underground prison
Substation and dust sensor are controlled, the dust sensor is connected with downhole monitoring substation, ground monitoring Surveillance center, the dust
Sensor is arranged at distance and met head in the range of 50 meters, and the electrical dust-removing blower fan is by the startup line one of switch sensor one and connects
The circuit breaking controller common point and normally closed point that ground wire one associates dust sensor with downhole monitoring substation respectively are connected, the underground
Production equipment is by the interlocked control line one and ground wire two of switch sensor two and the startup line one of electrical dust-removing blower fan and connects
Ground wire two is connected, and the electrical dust-removing blower fan connects series connection magnetic valve one and magnetic valve two on supply channel, the supply channel,
The magnetic valve two is connected in return air water curtain, the power supply output line of the switch sensor one of the electrical dust-removing blower fan, interlocking control
Line two processed is connected with magnetic valve one, magnetic valve two respectively.
The dust on-line monitoring system uses KJ76N-F type monitoring and controlling systems.
The switch sensor one and switch sensor two are using BZQ-80A types switch.
The utility model make use of existing dust on-line monitoring system control platform, and electrical dust-removing blower fan and underground are given birth to
The production equipment such as equipment such as pulp shooting machine or fully-mechanized digging machine is linked, and dust sensor is hung on into distance meets head in the range of 50 meters,
Dust concentration that can be effectively to Work places is monitored, electrical dust-removing blower fan and downhole production equipment connection when concentration over-standard
It is dynamic, automatically turn on electrical dust-removing equipment and carry out dedusting, safe dustless region is set up behind electrical dust-removing inlet scoop, and realize to electricity
The constantly monitoring of dynamic dedusting fan running status and driving face dust concentration, has prevented the phenomenon for thinking to fake, has realized
Explosion, whitewashing, effective dedusting of the main dust link of coal cutting three；Under the platform of existing dust concentration on-line monitoring system,
Without any extra input, simple device line connection, cost is low, can but realize dust formerly monitoring and dust transfinite from
Dynamic dedusting function, is adapted to large-scale promotion application.
Brief description of the drawings
Fig. 1 is the utility model equipment electric wiring connection figure.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings：
As shown in figure 1, the driving face dust is monitored on-line and automatically controls dust pelletizing system, include dust and supervise online
Examining system 1, electrical dust-removing blower fan 2 and downhole production equipment 3, the dust on-line monitoring system include in ground monitoring monitoring
The heart, downhole monitoring substation 11 and dust sensor 12, the dust sensor 12 are monitored with downhole monitoring substation 11, ground monitoring
Center is connected, and the dust sensor 12 is arranged at distance and met head in the range of 50 meters, and the electrical dust-removing blower fan 2, which passes through to switch, to be passed
The startup line 1 and ground wire 1 of sensor 1 associate the power-off of dust sensor 12 with downhole monitoring substation 11 respectively
Controller common point 111 and normally closed point 112 are connected, the interlocked control that the downhole production equipment 3 passes through switch sensor 2 31
Line 1 and ground wire 2 312 are connected with the startup line 1 and ground wire 2 212 of electrical dust-removing blower fan 2, described electronic to remove
Dirt blower fan 2 connects series connection magnetic valve 1 and magnetic valve 2 42, the magnetic valve 2 42 on supply channel 4, the supply channel 4
Connected in return air water curtain 5, power supply output line 213, the interlocked control line two of the switch sensor 1 of the electrical dust-removing blower fan 2
214 are connected with magnetic valve 1, magnetic valve 2 42 respectively.
The dust on-line monitoring system uses KJ76N-F type monitoring and controlling systems.
The switch sensor 1 and switch sensor 2 31 are using BZQ-80A types switch.
Described downhole production equipment includes the production equipment such as pulp shooting machine, fully-mechanized digging machine, depending on the need for production process.
Specific work process of the present utility model is as follows：The control computer of ground dust monitoring Surveillance center senses dust
The concentration limit of device 12 is set to 4mg/m3.
When dust concentration is less than 4mg/m3When, the common point 111 and normally closed point 112 of KJ76N-F type downhole monitorings substation 11
In normally open, the switch of electrical dust-removing blower fan 2 can not start.When dust concentration is more than 4mg/m3When, KJ76N-F types underground prison
The common point 111 and normally closed point 112 for controlling substation 11 are acted, and are converted into normally off, the switch sensor one of electrical dust-removing blower fan 2
21, which start line 1, ground wire 1, connects, and the switch adhesive of electrical dust-removing blower fan 2, electrical dust-removing blower fan starts.Meanwhile, electricity
The power supply output line 213 for the switch sensor 1 that magnet valve 1 and magnetic valve 2 42 pass through electrical dust-removing blower fan 2, interlocked control
Line 2 214 is connected with ground wire 3 215, and magnetic valve 1 and magnetic valve 2 42 are opened, to electrical dust-removing blower fan 2 and return air water curtain
5 supply water, and proceed by dedusting and depositing dust operation.
Setting downhole production equipment 3 is pulp shooting machine, after the switch sensor 2 31 of pulp shooting machine starts, electrical dust-removing blower fan
The line 1 that starts of 2 switch sensor 1 passes through the interlocked control line 1 of pulp shooting machine switch sensor 2 31 and ground connection
The formation ground connection of line 2 312 forms loop, startup line 1, the ground wire one of the switch sensor 1 of electrical dust-removing blower fan 2
212 connect, and the switch adhesive of electrical dust-removing blower fan 2, electrical dust-removing blower fan 2 starts.Meanwhile, two magnetic valves pass through electrical dust-removing wind
Power supply output line 213, the interlocked control line 2 214 of the switch sensor 1 of machine 2 are connected with ground wire 3 215, two electromagnetism
Valve is opened, and is supplied water to electrical dust-removing blower fan 2 and return air water curtain 5, is proceeded by dedusting and depositing dust operation.
The operation principle of fully-mechanized digging machine is consistent with the operation principle of pulp shooting machine, repeats no more here.
In summary, the utility model is simple in construction, existing dust on-line monitoring and controlling system platform is make use of, by electricity
Dynamic dedusting fan and downhole production equipment are electrically connected, and electronic remove is realized by the monitoring to working face in the pit dust concentration
The linkage of dirt blower fan and downhole production equipment, cost is low, and monitoring is accurate, and good dedusting effect, system cost is low, and popularization is easy, real
The on-line monitoring of driving face dust is showed and has transfinited and automatically controlled dust removing effects, it is ensured that the powder of driving face operation field
Dust concentration meets the requirements, suitable popularization and application.
Certainly, described above is not that, to limitation of the present utility model, the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in essential scope of the present utility model, also should
Belong to protection domain of the present utility model.
Claims (3)
1. a kind of driving face dust is monitored on-line and automatically controls dust pelletizing system, include dust on-line monitoring system（1）、
Electrical dust-removing blower fan (2) and downhole production equipment (3), the dust on-line monitoring system（1）Include in ground monitoring monitoring
The heart, downhole monitoring substation（11）And dust sensor（12）, the dust sensor（12）With downhole monitoring substation（11）, ground
Monitoring center is connected, it is characterised in that the dust sensor（12）It is arranged at distance to meet head in the range of 50 meters, the electricity
Dynamic dedusting fan（2）Pass through switch sensor one（21）Startup line one（211）With ground wire one（212）Respectively with downhole monitoring
Substation（11）Associate dust sensor（12）Circuit breaking controller common point（111）With normally closed point（112）Connection, the underground life
Produce equipment（3）Pass through switch sensor two（31）Interlocked control line one（311）With ground wire two（312）With electrical dust-removing blower fan
（2）Startup line one（211）With ground wire two（312）Connection, the electrical dust-removing blower fan（2）Connect supply channel（4）, it is described
Supply channel（4）Upper series connection magnetic valve one（41）With magnetic valve two（42）, the magnetic valve two（42）In return air water curtain（5）Even
Connect, the electrical dust-removing blower fan（2）Switch sensor one（21）Power supply output line（213）, interlocked control line two（214）Point
Not with magnetic valve one（41）, magnetic valve two（42）Connection.
2. dust pelletizing system is monitored and automatically controlled to driving face dust according to claim 1 on-line, it is characterised in that
The dust on-line monitoring system uses KJ76N-F type monitoring and controlling systems.
3. dust pelletizing system is monitored and automatically controlled to driving face dust according to claim 1 on-line, it is characterised in that
The switch sensor one and switch sensor two are using BZQ-80A types switch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159877 | 2017-02-22 | ||
| CN2017201598774 | 2017-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206562932U true CN206562932U (en) | 2017-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720201580.XU Expired - Fee Related CN206562932U (en) | 2017-02-22 | 2017-03-03 | Dust pelletizing system is monitored and automatically controlled to driving face dust on-line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206562932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351731A (en) * | 2020-04-16 | 2020-06-30 | 中煤科工集团重庆研究院有限公司 | Mine working flour dust hazard on-line monitoring system and method |
| CN111813031A (en) * | 2020-09-09 | 2020-10-23 | 天津美腾科技股份有限公司 | Start-stop control method, device and equipment of dust remover and storage medium |
-
2017
- 2017-03-03 CN CN201720201580.XU patent/CN206562932U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351731A (en) * | 2020-04-16 | 2020-06-30 | 中煤科工集团重庆研究院有限公司 | Mine working flour dust hazard on-line monitoring system and method |
| CN111813031A (en) * | 2020-09-09 | 2020-10-23 | 天津美腾科技股份有限公司 | Start-stop control method, device and equipment of dust remover and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20171017 Termination date: 20210303 |