CN104961065B - Coal mine low pressure winch Multifunctional combination switching operating circuit - Google Patents
Coal mine low pressure winch Multifunctional combination switching operating circuit Download PDFInfo
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- CN104961065B CN104961065B CN201510282867.5A CN201510282867A CN104961065B CN 104961065 B CN104961065 B CN 104961065B CN 201510282867 A CN201510282867 A CN 201510282867A CN 104961065 B CN104961065 B CN 104961065B
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- 239000003245 coal Substances 0.000 title claims abstract description 40
- 239000002360 explosive Substances 0.000 claims abstract description 10
- 238000005065 mining Methods 0.000 claims abstract description 10
- 230000005611 electricity Effects 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 4
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000004880 explosion Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000269793 Cryothenia peninsulae Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/48—Control devices automatic
- B66D1/485—Control devices automatic electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Keying Circuit Devices (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
Coal mine low pressure winch Multifunctional combination switching operating circuit of the present invention, belongs to the technical field of stacked switch operating circuit；The technical issues of solution：A kind of achievable winch intelligent control, safe operation and coal mine low pressure winch Multifunctional combination switching operating circuit easy to operate are provided；The technical solution used for：Coal mine low pressure winch Multifunctional combination switching operating circuit, including：Mining high-explosive switch, flameproof dry type transformer, Multifunctional combination switching, winch motor, band-type brake motor, explosion-proof electric bell, explosion-proof audible-visual annunciator and mains lighting supply, the Multifunctional combination switching include：Low voltage permanent magnetic feed leg, winch controlling brancher and mains lighting supply controlling brancher；The present invention is suitable for the technical field of stacked switch.
Description
Technical field
Coal mine low pressure winch Multifunctional combination switching operating circuit of the present invention, belongs to the technology of stacked switch operating circuit
Field.
Background technology
With the completion of coal resources merging and reorganization, the pattern that coal industry forms large group and deposits, coal mine more collects
The coal production of dough, scale, single pithead is increasing, with the increase of coal production, ensures equipment, the strand of transport of materials
How vehicle is ensured the reliable and stable operation, reduction and the attended operation for simplifying equipment of winch, is reached the personnel reduction and increased using more and more
Effect, safety in production are particularly important.
To adapt to the actual demand of coal mine user, on the basis of winch Successful utilization, mine flameproof and intrinsic safety type
Winch combination control cabinet comes into being；It realizes the intelligent control of winch, has reached easy to operate, protection is comprehensive, cutting personnel increases
The safety in production purpose of effect.
Invention content
It is to provide a kind of achievable winch intelligence that the present invention, which overcomes the shortcomings of the prior art, technical problem to be solved,
It can control, safe operation and coal mine low pressure winch Multifunctional combination switching operating circuit easy to operate.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：Coal mine low pressure winch multifunctional combination
Operating circuit is switched, including：Mining high-explosive switch, flameproof dry type transformer, Multifunctional combination switching, winch motor,
Band-type brake motor, explosion-proof electric bell, explosion-proof audible-visual annunciator and mains lighting supply, the Multifunctional combination switching include：Low voltage permanent magnetic is presented
Electric branch, winch controlling brancher and mains lighting supply controlling brancher；The input terminal of the flameproof dry type transformer concatenates mine
It is connected with coal mine high voltage power supply with after high-explosive switch, output end and the low voltage permanent magnetic of the flameproof dry type transformer are fed
The input terminal of branch is connected, the output end of the low voltage permanent magnetic feed leg respectively with the input terminal of winch controlling brancher and illumination
The input terminal of power supply controlling brancher is connected, the output end of the winch controlling brancher respectively with the power end of winch motor and band-type brake
The power end of motor is connected, the output end of the mains lighting supply controlling brancher respectively with the power end of explosion-proof electric bell, explosion-proof acousto-optic
The power end of alarm is connected with the power end of mains lighting supply.
The low voltage permanent magnetic feed leg includes low voltage vacuum circuit breaker for permanent, the first power transformer T1 and intelligence
Feeder protection equipment ZB1, the winch controlling brancher include first contactor and second contactor, the mains lighting supply control branch
Road includes the first disconnecting switch, three phase mains transformer and third contactor；
The input terminal of the low voltage vacuum circuit breaker for permanent and connect after the input terminal of the first power transformer T1 with mine
It is connected with the output end of flameproof dry-type transformer, the output end of the first power transformer T1 and intelligent feeder protection equipment
The power end of ZB1 is connected, the control of the control terminal and low voltage vacuum circuit breaker for permanent of the intelligence feeder protection equipment ZB1
End is connected, and the output end of the low voltage vacuum circuit breaker for permanent is connected with the input terminal of the second disconnecting switch, and described second
The output end of disconnecting switch and the input for connecing the input terminal of the first disconnecting switch, the input terminal of first contactor and second contactor
It is connected with the input terminal of second source transformer T2 behind end, the output end of the second source transformer T2 and the second intelligence are fed
The power end of protective device ZB2 is connected, the first control terminal of the described second intelligent feeder protection equipment ZB2 and first contactor
Control terminal is connected, and the second control terminal of the described second intelligent feeder protection equipment ZB2 is connected with the control terminal of second contactor, institute
The third control terminal for stating the second intelligent feeder protection equipment ZB2 is connected with the control terminal of third contactor, the second intelligence feedback
The 4th control terminal of electrical protective device ZB2 is connected with the control terminal of explosion-proof electric bell, the described second intelligent feeder protection equipment ZB2's
5th control terminal is connected with the control terminal of explosion-proof audible-visual annunciator, output end and the three phase mains transformation of first disconnecting switch
The input terminal of device is connected, and the output end of the three phase mains transformer is connected with the input terminal of third contactor, and the third connects
The output end of the tentaculum power end phase with the power end of explosion-proof electric bell, the power end of explosion-proof audible-visual annunciator and mains lighting supply respectively
Even, the output end of the first contactor and the output end of second contactor and after connecing respectively with the power end of winch motor and armful
The power end of lock motor is connected.
The output end and that the power end of the winch motor passes through explosion-proof wiring terminal U1, V1, W1 and first contactor
The output end of two contactors is connected, and the power end of the band-type brake motor passes through explosion-proof wiring terminal U2, V2, W2 and first contactor
Output end be connected with the output end of second contactor, the power end of the mains lighting supply passes through explosion-proof wiring terminal U3, V3, W3
It is connected with the output end of third contactor, the power end of the explosion-proof electric bell is contacted by explosion-proof wiring terminal U4, V4 with third
The output end of device is connected, and the power end of the explosion-proof audible-visual annunciator passes through explosion-proof wiring terminal U5, V5 and third contactor
Output end is connected.
The input terminal of the low voltage vacuum circuit breaker for permanent simultaneously passes through after connecing the input terminal of the first power transformer T1
Explosion-proof wiring terminal U6, V6, W6 is connected with the output end of flameproof dry type transformer, and the permanent magnet mechanism low-voltage vacuum is disconnected
The output end of road device is connected with explosion-proof wiring terminal U7, V7, W7, input terminal and the explosion-proof wiring terminal of second disconnecting switch
U8, V8, W8 are connected, and described explosion-proof wiring terminal U7, V7, W7 and explosion-proof wiring terminal U8, V8, W8 pass through conducting wire short circuit.
The first contactor and second contactor are A.C. contactor, and second disconnecting switch is that isolation commutation is opened
It closes, the coal mine high voltage power supply is 6KV high voltage power supplies, and the coal mine high voltage power supply is 10KV high voltage power supplies.
The present invention has the advantages that compared with prior art：
Coal mine low pressure winch Multifunctional combination switching operating circuit in the present invention, including：It is mining high-explosive switch, mining
Flameproof dry-type transformer, Multifunctional combination switching, winch motor, band-type brake motor, explosion-proof electric bell, explosion-proof audible-visual annunciator and photograph
Bright power supply, the Multifunctional combination switching include：Low voltage permanent magnetic feed leg, winch controlling brancher and mains lighting supply control branch
Road；The input terminal of the flameproof dry type transformer is connected after concatenating mining high-explosive switch with coal mine high voltage power supply, described
The output end of flameproof dry type transformer is connected with the input terminal of low voltage permanent magnetic feed leg, the low voltage permanent magnetic feed branch
The output end on road is connected with the input terminal of the input terminal of winch controlling brancher and mains lighting supply controlling brancher respectively, the winch control
The output end of branch processed is connected with the power end of the power end of winch motor and band-type brake motor respectively, the mains lighting supply control branch
The output end on the road power end phase with the power end of explosion-proof electric bell, the power end of explosion-proof audible-visual annunciator and mains lighting supply respectively
Even；The present invention is integrated by low voltage vacuum circuit breaker for permanent, mains lighting supply, explosion-proof electric bell and explosion-proof audible-visual annunciator,
It realizes that the logic of back-up protection and the control output of winch is integrated, guarantee, entire circuit knot is brought for the safety in production of coal mine
Structure is succinct, easy to install and use, highly practical.
Description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the electrical block diagram of the present invention；
In figure：1 is mining high-explosive switch, and 2 be flameproof dry type transformer, and 3 be Multifunctional combination switching, and 4 be strand
Vehicle motor, 5 be band-type brake motor, and 6 be explosion-proof electric bell, and 7 be explosion-proof audible-visual annunciator, and 8 be mains lighting supply, and 9 be coal mine high voltage power supply,
10 be low voltage vacuum circuit breaker for permanent, and 11 be first contactor, and 12 be second contactor, and 13 be the first disconnecting switch, 14
It is third contactor for three phase mains transformer, 15,16 be the second disconnecting switch.
Specific implementation mode
As shown in Figure 1, coal mine low pressure winch Multifunctional combination switching operating circuit, including：Mining high-explosive switch 1, mine
With flameproof dry-type transformer 2, Multifunctional combination switching 3, winch motor 4, band-type brake motor 5, explosion-proof electric bell 6, explosion-proof acousto-optic report
Alert device 7 and mains lighting supply 8, the Multifunctional combination switching 3 include：Low voltage permanent magnetic feed leg, winch controlling brancher and illumination
Power supply controlling brancher, the input terminal of the flameproof dry type transformer 2 concatenate after mining high-explosive switch 1 with coal mine high-voltage electricity
Source 9 is connected, and the output end of the flameproof dry type transformer 2 is connected with the input terminal of low voltage permanent magnetic feed leg, described
The output end of the low voltage permanent magnetic feed leg input terminal with the input terminal of winch controlling brancher and mains lighting supply controlling brancher respectively
It is connected, the output end of the winch controlling brancher is connected with the power end of the power end of winch motor 4 and band-type brake motor 5 respectively,
The output end of the mains lighting supply controlling brancher respectively with the power end of explosion-proof electric bell 6, explosion-proof audible-visual annunciator 7 power end and
The power end of mains lighting supply 8 is connected.
The low voltage permanent magnetic feed leg includes low voltage vacuum circuit breaker for permanent 10, the first power transformer T1 and intelligence
Energy feeder protection equipment ZB1, the winch controlling brancher includes first contactor 11 and second contactor 12, the mains lighting supply
Controlling brancher includes the first disconnecting switch 13, three phase mains transformer 14 and third contactor 15；The permanent magnet mechanism low pressure is true
The input terminal of empty breaker 10 simultaneously connects the output after the input terminal of the first power transformer T1 with flameproof dry type transformer 2
End is connected, and the output end of the first power transformer T1 is connected with the power end of intelligent feeder protection equipment ZB1, the intelligence
The control terminal of feeder protection equipment ZB1 is connected with the control terminal of low voltage vacuum circuit breaker for permanent 10, and the permanent magnet mechanism is low
The output end of pressure vacuum circuit breaker 10 is connected with the input terminal of the second disconnecting switch 16, the output end of second disconnecting switch 16
And it connects after the input terminal of the input terminal of the first disconnecting switch 13, the input terminal of first contactor 11 and second contactor 12 with second
The input terminal of power transformer T2 is connected, the output end of the second source transformer T2 and the second intelligent feeder protection equipment
The power end of ZB2 is connected, the control terminal of the first control terminal and first contactor 11 of the described second intelligent feeder protection equipment ZB2
It is connected, the second control terminal of the second intelligent feeder protection equipment ZB2 is connected with the control terminal of second contactor 12, and described the
The third control terminal of two intelligent feeder protection equipment ZB2 is connected with the control terminal of third contactor 15, the second intelligence feed
The 4th control terminal of protective device ZB2 is connected with the control terminal of explosion-proof electric bell 6, the described second intelligent feeder protection equipment ZB2's
5th control terminal is connected with the control terminal of explosion-proof audible-visual annunciator 7, the output end and three phase mains of first disconnecting switch 13
The input terminal of transformer 14 is connected, and the output end of the three phase mains transformer 14 is connected with the input terminal of third contactor 15,
The output end of the third contactor 15 respectively with the power end of explosion-proof electric bell 6, the power end of explosion-proof audible-visual annunciator 7 and illumination
The power end of power supply 8 is connected, the output end of the first contactor 11 and the output end of second contactor 12 and after connecing respectively with
The power end of winch motor 4 is connected with the power end of band-type brake motor 5.
Specifically, when 2 out-put supply of flameproof dry type transformer, then Multifunctional combination switching 3 it is electric, it is described forever
End of incoming cables U6, V6, W6 of magnetic mechanism low-voltage vacuum circuit breaker 10 obtain electric, and the first power transformer T1 obtains electric, intelligent feed protection
Device ZB1 work once electrifieds, control low voltage vacuum circuit breaker for permanent 10, which closes a floodgate, when ZB1 detections are normal runs, then connecting terminal
U8, V8, W8, U7, V7, W7 obtain electric；At this moment be closed the second disconnecting switch 16, then first contactor 11, second contactor 12 it is defeated
The input terminal and second source transformer T2 for entering end and the first disconnecting switch 13 obtain electric, are closed the first disconnecting switch 13 then three-phase electricity
The input terminal of source transformer 14 obtain it is electric, the output end of three phase mains transformer 14 and the input terminal of third contactor 15 obtain it is electric,
Two power transformer T2 obtain electric, and the second intelligence feeder protection equipment ZB2 obtains electric；At this moment the second intelligence feeder protection equipment ZB2 is obtained
Electricity work is started according to the second intelligent feeder protection equipment ZB2 control thirds contactor 15 of design, ensures explosion-proof electric bell 6, explosion-proof
Audible-visual annunciator 7, mains lighting supply 8 it is electric in can working condition, if third contactor 15 without start if second intelligence feedback
Electrical protective device ZB2 obtains electric, controls first contactor 11 or 12 fail to start of second contactor and is attracted, ensure that once winch is transported
The power supply supply of explosion-proof electric bell 6, explosion-proof audible-visual annunciator 7, mains lighting supply 8 when row；At this moment if the second intelligent feed protection dress
15 starting operation of ZB2 control thirds contactor is set, then first contactor 11 or second contactor 12 can start actuation, and foundation is set
When starting first contactor 11 or second contactor 12, the second intelligent feeder protection equipment ZB2 controls explosion-proof electric bell 6, prevents meter
The work of detonans light crossing-signal 7 sends out instruction alarm, reminds holdee note that controlling first contactor 11 or the second after the delay
Contactor 12, which starts, to be attracted, and be ensure that the program reasonability of operation, is prevented the generation of contingency.
The power end of the winch motor 4 by the output end of explosion-proof wiring terminal U1, V1, W1 and first contactor 11 and
The output end of second contactor 12 is connected, and the power end of the band-type brake motor 5 passes through explosion-proof wiring terminal U2, V2, W2 and first
The output end of contactor 11 is connected with the output end of second contactor 12, and the power end of the mains lighting supply 8 passes through explosion-proof wiring
Terminal U3, V3, W3 are connected with the output end of third contactor 15, and the power end of the explosion-proof electric bell 6 passes through explosion-proof wiring terminal
U4, V4 are connected with the output end of third contactor 15, and the power end of the explosion-proof audible-visual annunciator 7 passes through explosion-proof wiring terminal
U5, V5 are connected with the output end of third contactor 15；The input terminal of the low voltage vacuum circuit breaker for permanent 10 simultaneously connects first
Pass through the output end of explosion-proof wiring terminal U6, V6, W6 and flameproof dry type transformer 2 after the input terminal of power transformer T1
It is connected, the output end of the low voltage vacuum circuit breaker for permanent 10 is connected with explosion-proof wiring terminal U7, V7, W7, and described second
The input terminal of disconnecting switch 16 is connected with explosion-proof wiring terminal U8, V8, W8, and described explosion-proof wiring terminal U7, V7, W7 connects with explosion-proof
Line terminals U8, V8, W8 pass through conducting wire short circuit；Described explosion-proof wiring terminal U6, V6, W6, U7, V7, W7, which are mounted on independent one, to be prevented
In quick-fried babinet, the explosion-proof wiring terminal U1, V1, W1, U2, V2, W2, U3, V3, W3, U4, V4, U5, V5, U8, V8, W8, installation
In an independent anti-explosion box body, the low voltage vacuum circuit breaker for permanent 10, the first power transformer T1, intelligence feed are protected
The low voltage permanent magnetic feed leg of protection unit ZB1 compositions is mounted in an independent anti-explosion box body, the first contactor 11, second
The intelligent feeder protection equipment ZB2 of contactor 12, second, second source transformer T2, the first disconnecting switch 13, the second disconnecting switch
16, the winch controlling brancher and Lighting control branch that three phase mains transformer 14, third contactor 15 form are mounted on independent one
In a anti-explosion box body, anti-explosion box body meets the requirement of coal mine flame-proof intrinsic safety type equipment, the combination of aforementioned four anti-explosion box body
Weld together and form Multifunctional combination switching 3 on sled mounted on common drags, above-mentioned explosion-resistant enclosure meets coal mine flame-proof
The requirement of intrinsic safety type equipment.
The first contactor 11 and second contactor 12 are A.C. contactor, and second disconnecting switch 16 is isolation
Phase-change switch, the coal mine high voltage power supply 9 are 6KV high voltage power supplies, and the coal mine high voltage power supply 9 is 10KV high voltage power supplies.
The present invention is by low voltage vacuum circuit breaker for permanent, reversible electromagnetic starter, mains lighting supply, explosion-proof electric bell and explosion-proof
Audible-visual annunciator is integrated, realizes that the logic of back-up protection and the control output of winch is integrated by singlechip technology, is
The safety in production of coal mine brings guarantee, the detection that the present invention can also be promptly and accurately to judge the work shape of Multifunctional combination switching
State, entire circuit structure is succinct, easy to install and use, highly practical, and guarantee is brought for the safety operation operation of coal mine winch,
Achieve the purpose that Safety of Coal Mine Production, there is substantive distinguishing features outstanding and significant progress；Above in conjunction with attached drawing to the present invention
Embodiment be explained in detail, but the present invention is not limited to above-described embodiments, are had in those of ordinary skill in the art
Knowledge in, can also various changes can be made without departing from the purpose of the present invention.
Claims (7)
1. coal mine low pressure winch Multifunctional combination switching operating circuit, it is characterised in that：Including：Mining high-explosive switch（1）, mine
Use flameproof dry-type transformer（2）, Multifunctional combination switching（3）, winch motor（4）, band-type brake motor（5）, explosion-proof electric bell（6）,
Explosion-proof audible-visual annunciator（7）And mains lighting supply（8）, the Multifunctional combination switching（3）Including：Low voltage permanent magnetic feed leg twists
Vehicle controlling brancher and mains lighting supply controlling brancher；
The flameproof dry type transformer（2）Input terminal concatenate mining high-explosive switch（1）Afterwards with coal mine high voltage power supply（9）
It is connected, the flameproof dry type transformer（2）Output end be connected with the input terminal of low voltage permanent magnetic feed leg, it is described low
Press the output end input terminal phase with the input terminal of winch controlling brancher and mains lighting supply controlling brancher respectively of permanent magnetism feed leg
Even, the output end of the winch controlling brancher respectively with winch motor（4）Power end and band-type brake motor（5）Power end phase
Even, the output end of the mains lighting supply controlling brancher respectively with explosion-proof electric bell（6）Power end, explosion-proof audible-visual annunciator（7）'s
Power end and mains lighting supply（8）Power end be connected；
The low voltage permanent magnetic feed leg includes low voltage vacuum circuit breaker for permanent（10）, the first power transformer T1 and intelligence
Feeder protection equipment ZB1, the winch controlling brancher includes first contactor（11）And second contactor（12）, the power for illumination
Source controlling brancher includes the first disconnecting switch（13）, three phase mains transformer（14）With third contactor（15）；
The low voltage vacuum circuit breaker for permanent（10）Input terminal and connect after the input terminal of the first power transformer T1 with mine
Use flameproof dry-type transformer（2）Output end be connected, the output end of the first power transformer T1 and intelligent feed protection
The power end of device ZB1 is connected, the control terminal and low voltage vacuum circuit breaker for permanent of the intelligence feeder protection equipment ZB1
（10）Control terminal be connected, the low voltage vacuum circuit breaker for permanent（10）Output end and the second disconnecting switch（16）It is defeated
Enter end to be connected, second disconnecting switch（16）Output end and connect the first disconnecting switch（13）Input terminal, first contactor
（11）Input terminal and second contactor（12）Input terminal after be connected with the input terminal of second source transformer T2, described second
The output end of power transformer T2 is connected with the power end of the second intelligent feeder protection equipment ZB2, and the second intelligence feed is protected
The first control terminal and first contactor of protection unit ZB2（11）Control terminal be connected, the second intelligent feeder protection equipment ZB2
The second control terminal and second contactor（12）Control terminal be connected, the third control of the second intelligent feeder protection equipment ZB2
End processed and third contactor（15）Control terminal be connected, the 4th control terminal of the second intelligent feeder protection equipment ZB2 with it is anti-
Quick-fried electric bell（6）Control terminal be connected, the 5th control terminal of the second intelligent feeder protection equipment ZB2 and explosion-proof audible-visual annunciator
（7）Control terminal be connected, first disconnecting switch（13）Output end and three phase mains transformer（14）Input terminal be connected,
The three phase mains transformer（14）Output end and third contactor（15）Input terminal be connected, the third contactor（15）
Output end respectively with explosion-proof electric bell（6）Power end, explosion-proof audible-visual annunciator（7）Power end and mains lighting supply（8）Electricity
Source is connected, the first contactor（11）Output end and second contactor（12）Output end and after connecing respectively with winch electricity
Machine（4）Power end and band-type brake motor（5）Power end be connected.
2. coal mine low pressure winch Multifunctional combination switching operating circuit according to claim 1, it is characterised in that：It is described
Winch motor（4）Power end pass through explosion-proof wiring terminal U1, V1, W1 and first contactor（11）Output end and second contact
Device（12）Output end be connected, the band-type brake motor（5）Power end contacted with first by explosion-proof wiring terminal U2, V2, W2
Device（11）Output end and second contactor（12）Output end be connected, the mains lighting supply（8）Power end connect by explosion-proof
Line terminals U3, V3, W3 and third contactor（15）Output end be connected, the explosion-proof electric bell（6）Power end connect by explosion-proof
Line terminals U4, V4 and third contactor（15）Output end be connected, the explosion-proof audible-visual annunciator（7）Power end pass through it is explosion-proof
Connecting terminal U5, V5 and third contactor（15）Output end be connected.
3. coal mine low pressure winch Multifunctional combination switching operating circuit according to claim 1, it is characterised in that：It is described
Low voltage vacuum circuit breaker for permanent（10）Input terminal and pass through explosion-proof wiring after connecing the input terminal of the first power transformer T1
Terminal U6, V6, W6 and flameproof dry type transformer（2）Output end be connected, the low voltage vacuum circuit breaker for permanent
（10）Output end be connected with explosion-proof wiring terminal U7, V7, W7, second disconnecting switch（16）Input terminal and explosion-proof wiring
Terminal U8, V8, W8 are connected, and described explosion-proof wiring terminal U7, V7, W7 and explosion-proof wiring terminal U8, V8, W8 pass through conducting wire short circuit.
4. coal mine low pressure winch Multifunctional combination switching operating circuit according to claim 1, it is characterised in that：It is described
First contactor（11）And second contactor（12）It is A.C. contactor.
5. coal mine low pressure winch Multifunctional combination switching operating circuit according to claim 1, it is characterised in that：It is described
Second disconnecting switch（16）For insulating phase-change switch.
6. coal mine low pressure winch Multifunctional combination switching operating circuit according to claim 1, it is characterised in that：It is described
Coal mine high voltage power supply（9）For 6KV high voltage power supplies.
7. coal mine low pressure winch Multifunctional combination switching operating circuit according to claim 1, it is characterised in that：It is described
Coal mine high voltage power supply（9）For 10KV high voltage power supplies.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510282867.5A CN104961065B (en) | 2015-05-29 | 2015-05-29 | Coal mine low pressure winch Multifunctional combination switching operating circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510282867.5A CN104961065B (en) | 2015-05-29 | 2015-05-29 | Coal mine low pressure winch Multifunctional combination switching operating circuit |
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| CN104961065A CN104961065A (en) | 2015-10-07 |
| CN104961065B true CN104961065B (en) | 2018-10-23 |
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| CN105867293B (en) * | 2016-05-06 | 2023-05-23 | 山西际安电气有限公司 | Combined switch circuit for coal mine low-voltage belt |
| CN108668493A (en) * | 2017-03-28 | 2018-10-16 | 中国石油化工股份有限公司 | An explosion-proof device for a combined positive pressure enclosure |
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| CN103236742A (en) * | 2013-04-27 | 2013-08-07 | 山西际安电气有限公司 | Coal mine low-voltage permanent magnet multi-loop vacuum combined feed switching circuit |
| CN203158946U (en) * | 2013-03-27 | 2013-08-28 | 泰安万川电器设备有限公司 | Mining flame-proof type winch controller |
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| CN201882843U (en) * | 2010-12-02 | 2011-06-29 | 杨凌云 | Flame-proof type mining winch control cabinet |
| CN202594695U (en) * | 2012-06-01 | 2012-12-12 | 安徽恒源煤电股份有限公司 | Endless rope winch closing and early-warning device |
| CN204173824U (en) * | 2014-10-24 | 2015-02-25 | 中国船舶重工集团公司七0四研究所 | A kind of apparatus for controlling of lifting for horizontal dried food and nuts replenishment device |
| CN204661206U (en) * | 2015-05-29 | 2015-09-23 | 山西际安电气有限公司 | A kind of colliery low pressure winch Multifunctional combination switching pull up circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203158946U (en) * | 2013-03-27 | 2013-08-28 | 泰安万川电器设备有限公司 | Mining flame-proof type winch controller |
| CN103236742A (en) * | 2013-04-27 | 2013-08-07 | 山西际安电气有限公司 | Coal mine low-voltage permanent magnet multi-loop vacuum combined feed switching circuit |
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