CN206364933U - A kind of monitoring Transmission system applied to miner's helmet - Google Patents
A kind of monitoring Transmission system applied to miner's helmet Download PDFInfo
- Publication number
- CN206364933U CN206364933U CN201621324602.3U CN201621324602U CN206364933U CN 206364933 U CN206364933 U CN 206364933U CN 201621324602 U CN201621324602 U CN 201621324602U CN 206364933 U CN206364933 U CN 206364933U
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- helmet
- miner
- transmission system
- contact
- system applied
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Abstract
The utility model discloses a kind of monitoring Transmission system applied to miner's helmet, belong to coal mine downhole safety camera monitoring system field, it is intended to the dust that can be cleared up on lamp holder.Its drip irrigation device is：The center rotating of the base is provided with rotating shaft, and the rotating shaft is provided with the wiping ring contradicted with lamp holder, and the helmet is provided with motor, and the output shaft of the motor is connected with rotating shaft and rotating shaft is rotated coaxially with output shaft, and the helmet is provided with：Starting switch K, the starting switch K are used for output services signal；Timing means：Starting switch K is coupled to, and the low level signal of time in sustained segment is exported first in response to working signal, the high level signal for continuing phase same amount of time is and then exported；Switching circuit, the switching circuit is rotated forward in response to working signal controlled motor and inverted in response to high level signal controlled motor.
Description
Technical field
The utility model is related to coal mine downhole safety camera monitoring system field, more particularly to a kind of to be applied to miner's helmet
Monitoring Transmission system.
Background technology
In order to improve mine safety and in mine working condition understanding, it is necessary to the real-time shape of ore deposit underground work
State is monitored, a kind of Publication No. CN202634602U intrinsically safe helmet type miner lamp pickup and monitoring system for mining, including ground
Face monitoring device, reception base station and mining helmet type camera device, mining helmet type camera device believe thermal camera, video
Number Acquisition Circuit is combined as a whole with mining helmet type mine lamp, and mining helmet type camera device is wirelessly connected by wireless launcher
Reception base station is connected to, base station is received and surface-monitoring equipment is connected by optical cable；Device uses LED for light source, same using same frame per second
Step control and infrared lamp automatic control technology control LED and shooting frame per second are synchronous, and power consumption is small；Using removable camera technique, improve
The real-time of downhole monitoring, reduces monitoring blind spot rate, improves underground emergency situations scheduling emergency processing speed, improves dangerous shape
Condition judges the time in advance.
Although above-mentioned this intrinsically safe helmet type miner lamp pickup and monitoring system for mining can be improved to the real-time of downhole monitoring
Property, but be due to that dust is more under mine, it can cause to cover more dust on lamp holder, cause lamp holder to compare in shooting picture
It is fuzzy, and then the effect of monitoring can be influenceed, therefore the dust how cleared up on lamp holder becomes urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of monitoring Transmission system applied to miner's helmet, and it can clear up lamp holder
On dust.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind is applied to miner's head
The monitoring Transmission system of helmet, including the helmet, power supply DC, camera, surface-monitoring equipment and by camera head monitor picture transmission
To the monitoring Transmission system of surface-monitoring equipment, the camera includes base and lamp holder, and the center rotating of the base is set
Have a rotating shaft, the rotating shaft is provided with the wiping ring contradicted with lamp holder, the helmet is provided with motor, the output shaft of the motor with
Rotating shaft connection and rotating shaft is rotated coaxially with output shaft, the helmet is provided with：
Starting switch K, the starting switch K are used for output services signal；
Timing means：Starting switch K is coupled to, and the high level continued for some time is exported in response to working signal and is believed
Number；
Switching circuit, the switching circuit is rotated forward in response to working signal controlled motor and in response to high level signal control
Motor reversal.
By such scheme, camera is used to shoot monitored picture, and monitoring Transmission system is used for the prison for shooting camera
Picture transmission is controlled to surface-monitoring equipment for observer's monitoring, wiping is rotated around rotating shaft, wiping what ring was rotated
Lamp holder can be wiped simultaneously, motor is rotated for drive shaft, starting switch K is used for output services signal, opens circuit
Begin in running order, at this moment motor starts to rotate forward, while timing means is activated in response to working signal, timing means is first
First export one end low level signal, now switching circuit do not triggered by low level signal, motor still in rotate forward state, and then
Timing means starts to export one end high level signal, and switching circuit is inverted in response to high level signal controlled motor, now electric
Machine starts reversion, because low level signal is identical with the duration of high level signal, then motor can drive wiping ring rotating
Angle it is identical, and then the dust on lamp holder can be wiped.
Further, the switching circuit includes contact one, contact two, contact three, contact four and relay KA, described
Relay KA includes induction coil, the K1 of contact switch one and the K2 of contact switch two, during the relay KA responses high level signal,
The K1 of contact switch one is connected with contact two, and the K2 of contact switch two is connected with contact four, controlled motor reversion.
By such scheme, original state is that the K1 of contact switch one is contacted with contact one, the K2 of contact switch two and contact three
Contact, when pressing starting switch K, motor starts to rotate forward, the high level signal exported as relay KA in response to timing means
When, the K1 of contact switch one leaves contact one and contacted with contact two, is connect while the K2 of contact switch two can leave contact three with contact four
Touch, controlled motor starts reversion, and then can realize that motor drives the wiping for wiping ring progress to lamp holder.
Further, the timing means is the monostable flipflop that is made of 555 timers, the of 555 timer
Three pins are coupled to relay KA.
Pass through such scheme, monostable flipflop only one of which stable state, a temporary stable state, in the effect of applying pulse
Under, monostable flipflop can be turned to a temporary stable state from a stable state, due to the effect of RC time delay processes in circuit,
The transient state maintains a period of time to be returned to original stable state, and the time that temporary stable state is maintained depends on RC parameter value, using monostable
State trigger can only export the low level signal once continued for some time and the high level signal for continuing same time, so press
After dynamic starting switch K, it just can only trigger motor and rotate and reverse respectively once, often press one-shot switch K, motor can drive wiping
Wipe ring and lamp holder is wiped and once reset afterwards, it is to avoid wipe ring and rest in the middle of lamp holder, so as to avoid wiping ring from taking the photograph lamp holder
The influence of picture.
Further, it is parallel with sustained diode on the relay KA.
By such scheme, sustained diode is parallel with relay KA, can prevent relay KA from being produced in disconnection
Raw back-emf circuit is impacted or component damage.
Further, the power supply DC is in series with filter circuit, and described filter circuit one end is connected with power supply DC positive poles, separately
One end is connected with power supply DC negative poles.
By such scheme, the electric current in circuit can be made with harmonic wave unnecessary in filtering circuit by being in series with filter circuit
The stabilization compared.
Further, the filter circuit is LC filter circuits.
By such scheme, the stability of LC filter circuits is good, unnecessary harmonic wave in the filtering circuit that can relatively stablize.
Further, the power supply DC is dc source DC.
By such scheme, dc source DC is easy to miner in the middle carrying of work, when reduction power supply DC is operated to miner
Influence.
Further, it is described to wipe on ring close to the side of lamp holder provided with cleaning cotton.
By such scheme, cleaning cotton is provided with close to the side of lamp holder on ring is wiped, on the one hand can slow down wiping ring
Abrasion to lamp holder, on the other hand can be named and clean lamp holder be wiped.
Further, the helmet is provided with lighting device.
By such scheme, lighting device is provided with the helmet, on the one hand the light of lighting device can aid in miner to enter
The work of row safety, on the other hand can shoot more visible monitored picture with auxiliary camera.
In summary, the utility model has the advantages that：
1st, can be to the working condition in mine by camera, surface-monitoring equipment and the setting for monitoring Transmission system
Carry out real-time Transmission；
2nd, the setting of motor, wiping ring, starting switch K, timing means and switching circuit is passed through, it is possible to achieve to lamp holder
Wipe；
3rd, by the setting of sustained diode, component in circuit can be protected, and pass through filter circuit
Set, the electric current allowed in circuit is more stable.
Brief description of the drawings
Fig. 1 is the structural representation that embodiment 1 is used to embody monitoring Transmission system；
Fig. 2 is the structural representation that embodiment 1 is used to embody the helmet；
Fig. 3 is the structural representation that embodiment 1 is used to embody rotating shaft；
Fig. 4 is the structural representation that embodiment 1 is used to embody timing means；
Fig. 5 is the structural representation that embodiment 2 is used to embody filter circuit.
In figure, 1, the helmet；2nd, camera；21st, lamp holder；22nd, base；221st, rotating shaft；222nd, motor；3rd, ring is wiped；31st, wipe
Wipe cotton；4th, lighting device.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment 1：A kind of monitoring Transmission system applied to miner's helmet, as illustrated in fig. 1 and 2, includes the helmet 1, takes the photograph
The monitored picture shot as first 2, surface-monitoring equipment and by camera 2 is transferred to the monitoring transmission system of surface-monitoring equipment
System.
It is used to follow miner to shoot real-time monitored picture, monitoring transmission system as shown in Fig. 2 camera 2 is arranged on the helmet 1
System includes receiving base station, wireless launcher and compression storage device.
As shown in figure 1, camera 2 is connected to reception base station by wireless launcher, receives base station and connected by optical cable
Surface-monitoring equipment；
Modulation transmissions are passed through in the part of camera 2 using CMOS-type processing apparatus, and by microprocessor control image frame with it is red
Outer lamp is synchronous, is finally transferred to compression storage device；
Compress storage device：Storage device is compressed using coding compression chip and storage chip composition, with forwarding capability,
Compression storage in h .264 format, and with USB slave unit interfaces；
Wireless launcher：Wireless transmission part uses 2.4G frequency ranges, and radio node pattern is communicated, simultaneous with indigo plant
Tooth interface can be selected；
Receive base station：Receiving portion uses 2.4G frequency ranges, hotspot pattern, and is selected with blue tooth interface, while plus
Networking can be carried out using multiple interfaces pattern by entering optical fiber interface and Ethernet interface；
Surface-monitoring equipment：It is Ethernet or optical fiber that main control PC parts, which receive card, handles aobvious by video monitoring software
Show on display screen or other display equipment.
Camera 2 shoots the monitored picture finished and is compressed storage through overcompression storage device, then by wireless hair
Injection device is transferred to reception base station, then is transferred to surface-monitoring equipment via base station is received, and operator can just be supervised by ground
Control equipment is monitored in real time to the situation in mine.Specific transmission means documents have been described in detail, herein not
Repeat.
As shown in Fig. 2 camera 2 includes base 22 and lamp holder 21, base 22 is used to camera 2 be installed to the helmet 1,
Lamp holder 21 is used to shoot monitored picture, and lamp holder 21 is in hemispherical.
As shown in figure 3, the center rotating in base 22 is provided with rotating shaft 221, while provided with wiping ring 3 in rotating shaft 221,
Wiping ring 3 can be rotated around rotating shaft 221, and wiping ring 3 is contradicted with lamp holder 21, and cleaning cotton 31 is provided with ring 3 is wiped,
While the rotation of ring 3 is wiped, cleaning cotton 31 can be wiped to the dust on lamp holder 21.
As shown in figure 3, being provided with lighting device 4 on the helmet 1, on the one hand miner can be aided in illuminate, on the other hand can be with
Auxiliary camera 2 is shot.
Motor 222 is provided with the helmet 1, the output shaft of motor 222 is connected with rotating shaft 221, and make the output of motor 222
Axle is rotated coaxially with rotating shaft 221.
As shown in figure 4, being provided with dc source on the helmet 1, dc source can be battery, and dc source is easy to miner
Carry.
Starting switch K is provided with the helmet 1, starting switch K is used to control output services signal, and starting switch K is button
Switch, when pressing button switch, control output services signal is produced, when pressing button again, output services blackout.
Starting switch K is coupled with timing means, and timing means is used for the working signal that response button switchs output, and timing is filled
Put the monostable flipflop that can be made for 555 timers.
As shown in figure 4, monostable flipflop includes 555 timers, resistance R1, resistance R2, resistance R3, electric capacity C1, electric capacity
C2 and with electric capacity C3, the pin 4 and pin 8 of 555 timer coupled with power supply DC respectively, and pin 1 is grounded, pin 5 and electricity
Hold C3 series connection ground connection, the resistance R3 is coupled to electric capacity C2 and electric capacity C3 node, the resistance R1, resistance R2 parallel connection and and electricity
Hold C2 series connection ground connection, pin 6 and pin 7 are respectively coupled to resistance R2 and electric capacity C2 node, the coupling resistance R1 of pin 2 and electric capacity C1
Node, pin 3 be output end.
Monostable flipflop only one of which stable state, a temporary stable state, in the presence of applying pulse, monostable trigger
Device can be turned to a temporary stable state from a stable state, and due to the effect of RC time delay processes in circuit, the transient state maintains one
The section time is returned to original stable state, and the time that temporary stable state is maintained depends on RC parameter value, can be with using monostable flipflop
Only export the low level signal once continued for some time and the high level signal for continuing same time.
Specific implementation is described as follows：Original state is that the K1 of contact switch one is connected with contact one, and the K2 of contact switch two is with touching
Point three is connected, and starting switch K is in off state, and when needing to wipe the dust on camera 2, miner presses starting switch
K, at this moment circuit start to receive working signal, because the K1 of contact switch one is connected with contact one, the K2 of contact switch two and contact three
Connect, at this moment motor 222 starts to rotate forward, because output shaft and the rotating shaft 221 of motor 222 are rotated coaxially, then the output of motor 222
Axle drives rotating shaft 221 to be rotated, and is connected due to wiping ring 3 with rotating shaft 221, then wipes ring 3 and start with the rotation of rotating shaft 221
And start to rotate, contradict due to wiping ring 3 and lamp holder 21 and wipe ring 3 and be provided with cleaning cotton 31, then wipe the cleaning cotton on ring 3
31 can be wiped to lamp holder 21, and the dust on lamp holder 21 is wiped out, in addition, starting to receive the same of working signal in circuit
When, monostable flipflop is triggered simultaneously, the low level signal that monostable flipflop output is continued for some time first, and relay
The output end of device KA and monostable flipflop is connected, and the low level signal of monostable flipflop output end output can not trigger relay
Device KA, motor 222 is kept being in rotating forward state, and subsequent monostable flipflop is begun turning to a temporary stable state, and output end starts
The high level signal with low duration phase same amount of time is exported, and relay KA is in response to high level signal, relay
The device KA K1 of contact switch one begins breaking contact and is connected in the lump on contact two, and the K2 of contact switch two begins breaking contact three simultaneously
It is connected on contact four, now motor 222 starts reversion, starts reversion while driving and wiping ring 3, due to the lasting letter of low level
Number time is identical with the signal time that high level is lasting, then it is identical to wipe the angle that ring 3 rotates and reverse with motor 222, leads to
The duration that adjustment monostable flipflop continues low level signal and high level signal is spent, just can make wiping ring 3 to lamp holder
Initial position is returned to after 21 wipings, lamp holder 21 will not be kept off, while cleaning up the dust on lamp holder 21, allow camera 2 can
More visible shooting monitored picture.
Embodiment 2：A kind of monitoring Transmission system applied to miner's helmet, as different from Example 1, as shown in figure 5,
Sustained diode is parallel with relay KA, sustained diode can prevent the back-emf that relay KA is produced in disconnection
Circuit is impacted or component damage.
Filter circuit is in series with power supply DC, one end of filter circuit is connected with power supply DC positive pole, the other end and electricity
Source DC negative pole connection, for harmonic wave unnecessary in filtering circuit, makes the electric current in circuit more stable.
Filter circuit can be LC filter circuits, unnecessary humorous in the filtering circuit that LC filter circuits can relatively be stablized
Ripple.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (9)
1. a kind of monitoring Transmission system applied to miner's helmet, including the helmet（1）, power supply DC, camera（2）, ground monitoring
Equipment and by camera（2）Monitored picture is transferred to the monitoring Transmission system of surface-monitoring equipment, it is characterized in that：The shooting
Head（2）Including base（22）And lamp holder（21）, the base（22）Center rotating be provided with rotating shaft（221）, the rotating shaft
（221）It is provided with and lamp holder（21）The wiping ring of conflict（3）, the helmet（1）It is provided with motor（222）, the motor（222）
Output shaft and rotating shaft（221）Connection and rotating shaft（221）Rotated coaxially with output shaft, the helmet（1）It is provided with：
Starting switch K, the starting switch K are used for output services signal；
Timing means：Starting switch K is coupled to, and exports in response to working signal the low level signal of time in sustained segment first,
And then output continues the high level signal of phase same amount of time；
Switching circuit, the switching circuit is in response to low level signal controlled motor（222）Rotate forward and in response to high level signal
Controlled motor（222）Reversion.
2. a kind of monitoring Transmission system applied to miner's helmet according to claim 1, it is characterized in that：The switching electricity
Road includes contact one, contact two, contact three, contact four and relay KA, the relay KA and includes induction coil, contact and open
A K1 and the K2 of contact switch two are closed, during the relay KA responses high level signal, the K1 of contact switch one connects with contact two
Connect, the K2 of contact switch two is connected with contact four, controlled motor（222）Reversion.
3. a kind of monitoring Transmission system applied to miner's helmet according to claim 1, it is characterized in that：The timing dress
The monostable flipflop being made including 555 timers is put, the 3rd pin of 555 timer is coupled to relay KA.
4. a kind of monitoring Transmission system applied to miner's helmet according to claim 3, it is characterized in that：The relay
Sustained diode is parallel with KA.
5. a kind of monitoring Transmission system applied to miner's helmet according to claim 1, it is characterized in that：The power supply DC
Filter circuit is in series with, described filter circuit one end is connected with power supply DC positive poles, and the other end is connected with power supply DC negative poles.
6. a kind of monitoring Transmission system applied to miner's helmet according to claim 5, it is characterized in that：The filtered electrical
Road is LC filter circuits.
7. a kind of monitoring Transmission system applied to miner's helmet according to claim 1, it is characterized in that：The power supply DC
For dc source.
8. a kind of monitoring Transmission system applied to miner's helmet according to claim 1, it is characterized in that：The wiping ring
（3）Upper close lamp holder（21）Side be provided with cleaning cotton（31）.
9. a kind of monitoring Transmission system applied to miner's helmet according to claim 1, it is characterized in that：The helmet
（1）It is provided with lighting device（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621324602.3U CN206364933U (en) | 2016-12-05 | 2016-12-05 | A kind of monitoring Transmission system applied to miner's helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621324602.3U CN206364933U (en) | 2016-12-05 | 2016-12-05 | A kind of monitoring Transmission system applied to miner's helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206364933U true CN206364933U (en) | 2017-07-28 |
Family
ID=59371977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621324602.3U Expired - Fee Related CN206364933U (en) | 2016-12-05 | 2016-12-05 | A kind of monitoring Transmission system applied to miner's helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206364933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671021A (en) * | 2017-09-15 | 2018-02-09 | 辽宁工程技术大学 | A kind of coal mine safety monitoring device |
| CN109218580A (en) * | 2018-09-19 | 2019-01-15 | 南京泰宇矿用设备有限公司 | A kind of mining mobile imaging instrument and application method |
-
2016
- 2016-12-05 CN CN201621324602.3U patent/CN206364933U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107671021A (en) * | 2017-09-15 | 2018-02-09 | 辽宁工程技术大学 | A kind of coal mine safety monitoring device |
| CN109218580A (en) * | 2018-09-19 | 2019-01-15 | 南京泰宇矿用设备有限公司 | A kind of mining mobile imaging instrument and application method |
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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 |
Granted publication date: 20170728 Termination date: 20201205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |