CN203430555U - Down-hole draw shaft automatic dust clearing system - Google Patents
Down-hole draw shaft automatic dust clearing system Download PDFInfo
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- CN203430555U CN203430555U CN201320417266.7U CN201320417266U CN203430555U CN 203430555 U CN203430555 U CN 203430555U CN 201320417266 U CN201320417266 U CN 201320417266U CN 203430555 U CN203430555 U CN 203430555U
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- contactor
- open contact
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- constant open
- auxiliary reclay
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Abstract
A down-hole draw shaft automatic dust clearing system comprises an air compressor and an alternating current power source. The down-hole draw shaft automatic dust clearing system further comprises a first air switch, a second air switch, a control transformer, a first contactor, a second contactor, a thermal relay, a first intermediate relay, a second intermediate relay, a linkage solenoid valve, a first limit switch, a second limit switch, a first approach switch and a second approach switch. The normally open contact of the first approach switch, the normally-closed contact of the first intermediate relay, the normally-closed contact of the second contactor and the solenoid coil of the first contactor are connected in series on the loop of a secondary winding of the control transformer in sequence, and the normally open contact of the first approach switch is connected with the normally open contact of the first contactor in parallel. The effect of dust clearing can be achieved through wind-water linkage water mist spraying, a limit switch of a dustproof cover plate is used for forming control signals of the wind-water linkage water mist spraying, linkage is achieved through state signals, the wind-water linkage is controlled efficiently and accurately through the solenoid valve, and automatic dust clearing during ore dumping is completed.
Description
Technical field
The utility model relates to a kind of linkage, particularly relates to a kind of for controlling the linkage of motor.
Background technology
The main ore pass mouth in down-hole is used dust cover to cover conventionally, when locomotive arrives, cover plate electric machine rotation, dust cover is opened, when mine car unloads ore, can produce a large amount of dust, some dust is along with distinguished and admirable main transportation lane and the work plane of entering, cause air quality very poor, worker's physical and mental health is caused to very large impact.Downhole production is used from setting-out (pressure 1.6MPa left and right), can be used as depositing dust water source, but owing to cannot fully forming water smoke, a large amount of sprinkling tends to form source of sewage, utilizes compressed air and mixes and can form water smoke more fully from setting-out.If but can not grasp water mist sprinkling opportunity, also can cause water resource waste and air pollution.
For thoroughly eliminating the potential safety hazard of main haulage roadway, guarantee personnel's safety, be badly in need of a set of reliable drop shaft automatic dust removing system.
Utility model content
The purpose of this utility model is to provide a kind of down-hole drop shaft automatic dust removing system, solves the technical problem that easily causes dust pollution when ore is toppled over.
Down-hole of the present utility model drop shaft automatic dust removing system, comprise air compressor and AC power, wherein: also comprise the first air switch, the second air switch, control transformer, the first contactor, the second contactor, thermal relay, the first auxiliary reclay, the second auxiliary reclay, interlock electromagnetic valve, the first limit switch, the second limit switch, the first approach switch and the second approach switch;
The first phase line of AC power, the second phase line and ground wire sequentially connect constant open contact and the thermal relay of the first air switch, the first contactor, the constant open contact of the second contactor is in parallel with the constant open contact of the first contactor, the connect armature winding of series controlled transformer after the second air switch of the branch road of the first phase line and the branch road of ground wire; The connect constant open contact of the first approach switch, the constant close contact of the constant close contact of the first auxiliary reclay, the second contactor and the electromagnetic coil of the first contactor of order on the loop of the secondary windings of control transformer, the constant open contact of the first approach switch is in parallel with the constant open contact of the first contactor;
On the loop of the secondary windings of control transformer, go back sequentially the connect constant open contact of the second approach switch, the constant close contact of the constant close contact of the second auxiliary reclay, the first contactor and the electromagnetic coil of the second contactor, the constant open contact of the second approach switch is in parallel with the constant open contact of the second contactor;
On the loop of the secondary windings of control transformer, go back sequentially the connect constant open contact of the first limit switch and the electromagnetic coil of the first auxiliary reclay, on the loop of the secondary windings of control transformer, also sequentially the connect constant open contact of the second limit switch and the electromagnetic coil of the second auxiliary reclay;
On the loop of the secondary windings of control transformer, go back the constant open contact of first auxiliary reclay of sequentially connecting and the electromagnetic coil of interlock electromagnetic valve.
Also comprise the first indicator lamp and the second indicator lamp, connect constant open contact and first indicator lamp of the first auxiliary reclay of order on the loop of the secondary windings of control transformer, connect constant open contact and second indicator lamp of the second auxiliary reclay of order also on the loop of the secondary windings of control transformer.
Down-hole of the present utility model drop shaft automatic dust removing system, can realize wind power ganged water spray and arrive dust-laying effect, and utilize proximity Hall switch judgement ore to topple over opportunity, and the limit switch that utilizes dust cover forms the control signal of wind power ganged water spray, by status signal, link, efficiently and accurately pass through that solenoid control is wind power ganged to be completed ore and topple over time automatic dust removing.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model down-hole drop shaft automatic dust removing system embodiment 1;
Fig. 2 is the structural representation of the utility model down-hole drop shaft automatic dust removing system embodiment 2.
The specific embodiment
As shown in Figure 1, the present embodiment comprises air compressor 01, self-pressure water source 02 and shower nozzle 03, self-pressure water source 02 is by main transfer conduit, be connected each shower nozzle 03 with the branch's transfer conduit being connected with main transfer conduit, electromagnetic valve 04 is set in main transfer conduit, in the main transfer conduit between electromagnetic valve 04 and shower nozzle 03, the gas outlet that branch's transfer conduit is connected air compressor 01 is set, on the electrical source of power circuit of air compressor 01, contactor 05 is set.
Also comprise auxiliary reclay 06 and limit switch 07, the control signal output (output loop) of auxiliary reclay connects respectively the control signal input of contactor 05 and electromagnetic valve 04, and the control signal output of limit switch 07 connects the control signal input (input circuit) of auxiliary reclay 06.
In actual applications, air compressor 01 adopts W-1.0/7 type as supplying wind-power, and electromagnetic valve 04 adopts ZW-25/36V type, and auxiliary reclay 06 adopts normally opened relay.When cover plate driven by motor dust cover is opened rotation touching limit switch, represent that dust cover unlatching rotate in place, locomotive starts to unload ore, limit switch 07 is controlled current signal because touching closed generation, control the control signal input of current signal input intermediate relay 06, auxiliary reclay 06 input circuit obtains electric, make constant open contact closure that control signal is delivered to respectively to the control signal input of electromagnetic valve 04 and the control signal input of contactor 05, contactor 05 closure, air compressor 01 obtains electric operation and produces compressed air, electromagnetic valve 04 obtains electric valve and opens, from setting-out and pressure-air, in branch's transfer conduit, be mixed into water smoke, from shower nozzle 03 ejection, play the effect of high-effective dust-removing.When cover plate driven by motor dust cover closure is rotated away from limit switch, limit switch 07 recovers open circuit and does not produce control current signal, auxiliary reclay 06 input circuit power-off, keep constant open contact reset condition, electromagnetic valve 04 and contactor 05 signal out of hand, maintain original state, source of the gas and water source are closed, stop dedusting.When coordinating ore to topple over, in timely dedusting, greatly saved water resource.
The present embodiment can also comprise (Hall) approach switch, (Hall) approach switch is arranged on to locomotive and stops final position, by the working control circuit of the signal output part access cover plate motor of (Hall) approach switch, when locomotive stop puts in place, (Hall) approach switch detects the field signal turn on-switch circuit output conducting state signal of sufficient intensity, the job control circuit of cover plate motor is opened running according to the conducting state signal enabling dust cover of (Hall) approach switch, when locomotive sails out of, the field signal cut-off switch circuit that (Hall) approach switch can't detect sufficient intensity stops exporting conducting state signal, the job control circuit of cover plate motor is according to the closed running of the off-state signal enabling dust cover of (Hall) approach switch.
As shown in Figure 2, on the basis of embodiment 1, provided concrete circuit connecting mode.AC power provides working power for air compressor 01, the first phase line L1 of AC power, the second phase line L2 and ground wire L0 sequentially connect constant open contact and the thermal relay FR of the first air switch QF1, the first contactor M1, the constant open contact of the second contactor M2 is in parallel with the constant open contact of the first contactor M1, the connect armature winding of series controlled transformer T1 after the second air switch QF2 of the branch road of the branch road of the first phase line L1 and ground wire L0; The connect constant open contact of the first approach switch SQ1, the constant close contact of the constant close contact of the first auxiliary reclay J1, the second contactor M2 and the electromagnetic coil of the first contactor M1 of order on the loop of the secondary windings of control transformer T1, the constant open contact of the first approach switch SQ1 is in parallel with the constant open contact of the first contactor M1;
On the loop of the secondary windings of control transformer T1, go back sequentially the connect constant open contact of the second approach switch SQ2, the constant close contact of the constant close contact of the second auxiliary reclay J2, the first contactor M1 and the electromagnetic coil of the second contactor M2, the constant open contact of the second approach switch SQ2 is in parallel with the constant open contact of the second contactor M2;
On the loop of the secondary windings of control transformer, go back sequentially the connect constant open contact of the first limit switch K1 and the electromagnetic coil of the first auxiliary reclay J1, on the loop of the secondary windings of control transformer, also sequentially the connect constant open contact of the second limit switch K2 and the electromagnetic coil of the second auxiliary reclay J2;
On the loop of the secondary windings of control transformer, go back the constant open contact of the first auxiliary reclay J1 that sequentially connects and the electromagnetic coil of interlock electromagnetic valve JA, on the loop of the secondary windings of control transformer, go back constant open contact and the first indicator lamp H1 of the first auxiliary reclay J1 that sequentially connects, constant open contact and the second indicator lamp H2 of the second auxiliary reclay J2 that also sequentially connects on the loop of the secondary windings of control transformer.
In practical application, utilize Gold Production to use from setting-out (pressure 1.6MPa left and right), as depositing dust water source, 1 conduct of W-1.0/7 type air compressor is installed for wind-power, and connect as interlock electromagnetic valve JA by ZW-25/36V electromagnetic valve, realize wind power ganged water spray and arrive dust-laying effect; The dustproof electronic cover plate that can move forward and backward is installed on drop shaft top, when electric locomotive is about to arrive drop shaft, the first approach switch SQ1 action as electromagnetic proximity switch, make to move after electronic cover plate, open drop shaft cover plate unloading ore, when electronic cover plate reaches behind position, meeting the first limit switch K1 stops, the electromagnetic valve JA that now links obtains electric wind water united opening, opens the first indicator lamp H1 bright, water spray depositing dust.After electric locomotive completion of discharge, leave after drop shaft, meet the second approach switch SQ2, electronic cover plate is closed, meet the second limit switch K2 and stop, now the second indicator lamp H2 is bright, and the wind power ganged device of interlock electromagnetic valve JA dead electricity stops water spray.By this device is installed, can effectively alleviate labor strength, reduce main chute place, down-hole dust concentration, improve the fresh distinguished and admirable quality of ventilation system, reduce the occupational disease incidence of disease.
Concrete, Gold Production is used from setting-out (pressure 1.6MPa left and right) water pipe and is installed to main chute place suitable for reading, and drenching sprayer is installed to sprinkle water (as figure below), the break-make of interlock electromagnetic valve JA control piper is installed on water pipe.1 W-1.0/7 type air compressor is installed as supplying wind-power.The electric dust-proof cover plate that can move forward and backward is installed on drop shaft top, and the first limit switch K1, the second limit switch K2 are installed.
When electric locomotive is about to arrive drop shaft, electric locomotive triggers the first approach switch SQ1 and makes motor action, promotes dust cover and opens, and electric locomotive starts to unload ore.When dust cover triggers the first auxiliary reclay J1 action when driven by motor is displaced downwardly to the first limit switch K1, cover plate is opened completely and is stopped mobile, the first indicator lamp H1 is bright, the electromagnetic valve JA that now links action, and shower nozzle ejects water smoke and reaches dust-laying effect under Action of Wind pressure.
When electric locomotive completes ore unloaded operation and leaves drop shaft, electric locomotive triggers the second approach switch SQ2, and the second auxiliary reclay J2 makes motor reversal, promotion dust cover is closed, now the first limit switch K1 resets, the first auxiliary reclay J1 dead electricity, and wind power ganged device stops water spray.The second limit switch K2 action after dust cover is closed completely, motor stalling, drop shaft is closed, and the second indicator lamp H2 is bright.
Above-described embodiment is described preferred embodiment of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (2)
1. a down-hole drop shaft automatic dust removing system, comprise air compressor (01) and AC power, it is characterized in that: also comprise the first air switch (QF1), the second air switch (QF2), control transformer (T1), the first contactor (M1), the second contactor (M2), thermal relay (FR), the first auxiliary reclay (J1), the second auxiliary reclay (J2), interlock electromagnetic valve (JA), the first limit switch (K1), the second limit switch (K2), the first approach switch (SQ1) and the second approach switch (SQ2);
First phase line (L1) of AC power, the second phase line (L2) and ground wire (L0) order connect constant open contact and the thermal relay (FR) of the first air switch (QF1), the first contactor (M1), the constant open contact of the second contactor (M2) is in parallel with the constant open contact of the first contactor (M1), the connect armature winding of series controlled transformer (T1) after the second air switch (QF2) of the branch road of the branch road of the first phase line (L1) and ground wire (L0); The connect constant open contact of the first approach switch (SQ1), the constant close contact of the constant close contact of the first auxiliary reclay (J1), the second contactor (M2) and the electromagnetic coil of the first contactor (M1) of order on the loop of the secondary windings of control transformer (T1), the constant open contact of the first approach switch (SQ1) is in parallel with the constant open contact of the first contactor (M1);
On the loop of the secondary windings of control transformer (T1), go back sequentially the connect constant open contact of the second approach switch (SQ2), the constant close contact of the constant close contact of the second auxiliary reclay (J2), the first contactor (M1) and the electromagnetic coil of the second contactor (M2), the constant open contact of the second approach switch (SQ2) is in parallel with the constant open contact of the second contactor (M2);
On the loop of the secondary windings of control transformer, go back sequentially the connect constant open contact of the first limit switch (K1) and the electromagnetic coil of the first auxiliary reclay (J1), on the loop of the secondary windings of control transformer, also sequentially the connect constant open contact of the second limit switch (K2) and the electromagnetic coil of the second auxiliary reclay (J2);
On the loop of the secondary windings of control transformer, go back sequentially the connect constant open contact of the first auxiliary reclay (J1) and the electromagnetic coil of interlock electromagnetic valve (JA).
2. down-hole according to claim 1 drop shaft automatic dust removing system, it is characterized in that: also comprise the first indicator lamp (H1) and the second indicator lamp (H2), connect constant open contact and first indicator lamp (H1) of the first auxiliary reclay (J1) of order on the loop of the secondary windings of control transformer, connect constant open contact and second indicator lamp (H2) of the second auxiliary reclay (J2) of order also on the loop of the secondary windings of control transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320417266.7U CN203430555U (en) | 2013-07-12 | 2013-07-12 | Down-hole draw shaft automatic dust clearing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320417266.7U CN203430555U (en) | 2013-07-12 | 2013-07-12 | Down-hole draw shaft automatic dust clearing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203430555U true CN203430555U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320417266.7U Expired - Lifetime CN203430555U (en) | 2013-07-12 | 2013-07-12 | Down-hole draw shaft automatic dust clearing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203430555U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481573A (en) * | 2014-12-16 | 2015-04-01 | 中矿金业股份有限公司 | Inverted segment type draw shaft dustproof device |
| CN106351684A (en) * | 2016-09-12 | 2017-01-25 | 鞍钢集团矿业有限公司 | Intelligent spraying dust-removal device and control method for iron ore chute |
| CN106351683A (en) * | 2016-08-09 | 2017-01-25 | 鞍钢集团矿业有限公司 | Automatic draw-shaft dust reducing device based on underground extracted ore grade and control method thereof |
-
2013
- 2013-07-12 CN CN201320417266.7U patent/CN203430555U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481573A (en) * | 2014-12-16 | 2015-04-01 | 中矿金业股份有限公司 | Inverted segment type draw shaft dustproof device |
| CN106351683A (en) * | 2016-08-09 | 2017-01-25 | 鞍钢集团矿业有限公司 | Automatic draw-shaft dust reducing device based on underground extracted ore grade and control method thereof |
| CN106351683B (en) * | 2016-08-09 | 2019-03-29 | 鞍钢集团矿业有限公司 | Drop shaft automatic dustfall device and its control method based on underground extracted ore grade |
| CN106351684A (en) * | 2016-09-12 | 2017-01-25 | 鞍钢集团矿业有限公司 | Intelligent spraying dust-removal device and control method for iron ore chute |
| CN106351684B (en) * | 2016-09-12 | 2018-07-06 | 鞍钢集团矿业有限公司 | A kind of iron ore drop shaft smart spraying device for reducing dust and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
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| CX01 | Expiry of patent term |