CN203288948U - Mining flame-proof and intrinsically safe high voltage vacuum combined starter - Google Patents
Mining flame-proof and intrinsically safe high voltage vacuum combined starter Download PDFInfo
- Publication number
- CN203288948U CN203288948U CN2013203519001U CN201320351900U CN203288948U CN 203288948 U CN203288948 U CN 203288948U CN 2013203519001 U CN2013203519001 U CN 2013203519001U CN 201320351900 U CN201320351900 U CN 201320351900U CN 203288948 U CN203288948 U CN 203288948U
- Authority
- CN
- China
- Prior art keywords
- pressure vacuum
- proof
- voltage vacuum
- high voltage
- combined starter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
A mining flame-proof and intrinsically safe high voltage vacuum combined starter of the utility model belongs to the underground coal mine coal machine equipment power supply technology field. The to-be-solved technical problem is that the mining flame-proof and intrinsically safe high voltage vacuum combined starter which enables the power supply voltage and the power of an underground coal machine device to be improved, and the wire diameter of a power supply cable to be reduced, is provided. The employed combined starter comprises an explosion-proof shell, and a high-voltage disconnecting switch and multipath high-voltage vacuum contactors are arranged in the explosion-proof shell. The incoming wire ends of the multipath high-voltage vacuum contactors are connected with the outgoing wire end of the high-voltage disconnecting switch, and a protection detection unit is arranged at the outgoing wire end of each high-voltage vacuum contactor. The protection detection units are connected with an I/O module, the I/O module is connected with a PLC, and the PLC is also connected with a display. The mining flame-proof and intrinsically safe high voltage vacuum combined starter of the utility model is widely suitable for the safe starting of various underground coal mine coal machine devices.
Description
Technical field
A kind of mine flameproof and intrinsic safety type high pressure vacuum of the utility model combination starter, belong to underground coal machine equipment power supply technique field, colliery.
Background technology
at present the China's coal-mine down-hole combine adopt or supply power voltage that fully mechanized coal face adopts high to 3.3kV, traditional underground power supply used typical module is: working section sub station high-voltage feedback power switch → exploiting field mobile substation → mine-use flame-proof type combination switch → coal machine equipment, adopt this kind powering mode to cause the service cable wire diameter larger, and along with the output in the big-and-middle-sized colliery of China improves constantly, various coal machine equipment (coal-winning machines, scratch board conveyor, disintegrating machine, elevating conveyor, emulsion pump etc.) power is also in continuous increasing, and the service cable wire diameter of equipment can not unrestrictedly strengthen, this just becomes the bottleneck that plant capacity improves.
The utility model content
The utility model overcomes the deficiency that prior art exists, technical problem to be solved is: a kind of supply power voltage that can improve the underground coal machine equipment is provided, promote coal machine equipment power, and can reduce the Flameproof intrinsically safe high pressure vacuum combination starter of service cable wire diameter.
for solving the problems of the technologies described above, the utility model adopts a kind of mine flameproof and intrinsic safety type high pressure vacuum combination starter, it comprises explosion-resistant enclosure, high voltage isolator and multichannel high-pressure vacuum contactor are installed in described explosion-resistant enclosure, the end of incoming cables of described multichannel high-pressure vacuum contactor and connect after be connected with the leading-out terminal of high voltage isolator, be provided with a protection detecting unit on the leading-out terminal of described every road high-pressure vacuum contactor, above-mentioned protection detecting unit is connected with the I/O module, described I/O module is connected with the PLC controller, described PLC controller also is connected with display.
The number of described multichannel high-pressure vacuum contactor is 2 ~ 4.
The end of incoming cables of described high voltage isolator is connected with the high-voltage feedback power switch that is arranged on working section sub station.
All be connected with a coal machine equipment that is arranged on Mining Area on the circuit of the leading-out terminal of described every road high-pressure vacuum contactor.
The utility model compared with prior art, has following beneficial effect.
one, after adopting the utility model, the powering mode of down-hole is: working section sub station high-voltage feedback power switch → mine flameproof and intrinsic safety type high pressure vacuum combination starter → coal machine equipment, compare with traditional powering mode, reduced the one-level power supply unit, namely reduced the mobile substation, exploiting field, the high pressure of working section sub station directly is fed to the mine flameproof and intrinsic safety type combination starter by the high-voltage feedback power switch, then directly supply the coal supply machine equipment by combination starter, so not only reduced power supply unit, easy user's equipment conveying and installation, reduced the electric energy loss of equipment and cable, also reduced user's production cost.
two, the protection detecting unit that is arranged in combination starter supply line can be used in detection of electrical leakage, overload detection, short-circuit detecting and insulation detect, and the signal that will detect input I/O module, the I/O module transfers to the PLC controller after signal is transformed, program by PLC controller inside compares signal and judges, when circuit breaks down, the PLC controller is controlled corresponding high-pressure vacuum contactor and is moved and realize protection, and the display that is connected with the PLC controller is used for showing operating state and the malfunction of whole system, be convenient to the operation conditions of the understanding system of staff's visual pattern.
Description of drawings
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is circuit diagram of the present utility model.
In figure: 1 is that explosion-resistant enclosure, 2 is that high voltage isolator, 3 is that high-pressure vacuum contactor, 4 is that protection detecting unit, 5 is that I/O module, 6 is that PLC controller, 7 is that display, 8 is that high-voltage feedback power switch, 9 is the coal machine equipment.
Embodiment
as shown in Figure 1, a kind of mine flameproof and intrinsic safety type high pressure vacuum of the utility model combination starter, comprise explosion-resistant enclosure 1, high voltage isolator 2 and multichannel high-pressure vacuum contactor 3 are installed in described explosion-resistant enclosure 1, the end of incoming cables of described multichannel high-pressure vacuum contactor 3 and connect after be connected with the leading-out terminal of high voltage isolator 2, be provided with a protection detecting unit 4 on the leading-out terminal of described every road high-pressure vacuum contactor 3, above-mentioned protection detecting unit 4 is connected with I/O module 5, described I/O module 5 is connected with PLC controller 6, described PLC controller 6 also is connected with display 7.
The number of described multichannel high-pressure vacuum contactor 3 is 2 ~ 4.
The end of incoming cables of described high voltage isolator 2 is connected with the high-voltage feedback power switch 8 that is arranged on working section sub station.
All be connected with a coal machine equipment 9 that is arranged on Mining Area on the circuit of the leading-out terminal of described every road high-pressure vacuum contactor 3.
Above-mentioned explosion-resistant enclosure 1 meets country and industry standard; described high voltage isolator 2, high-pressure vacuum contactor 3, protection detecting unit 4, I/O module 5, PLC controller 6 and display 7 reasonably are arranged in explosion-resistant enclosure 1, meet the safe handling requirement under coal mine.
after adopting the utility model, the powering mode of down-hole is: working section sub station high-voltage feedback power switch 8 → mine flameproof and intrinsic safety type combination starter → coal machine equipment 9, compare with traditional powering mode, reduced the one-level power supply unit, namely reduced the mobile substation, exploiting field, the high pressure of working section sub station directly is fed to mine flameproof and intrinsic safety type high pressure vacuum combination starter by high-voltage feedback power switch 8, then directly supply coal supply machine equipment 9 by combination starter, so not only reduced power supply unit, easy user's equipment conveying and installation, reduced the electric energy loss of equipment and cable, also reduced user's production cost.
be arranged on the detection of electrical leakage that protection detecting unit 4 in combination starter supply line can be used in circuit, overload detection, short-circuit detecting and insulation detect, and the signal that will detect input I/O module 5, after transforming, 5 pairs of signals of I/O module transfer to PLC controller 6, program by PLC controller 6 inside compares signal and judges, when circuit breaks down, PLC controller 6 is controlled corresponding high-pressure vacuum contactor 3 and is moved and realize protection, and the display 7 that is connected with PLC controller 6 is used for showing operating state and the malfunction of whole system, be convenient to the operation conditions of the understanding system of staff's visual pattern.
The described coal machine equipment 9 that is arranged on Mining Area is coal-winning machine, or is scratch board conveyor, or is disintegrating machine, or be elevating conveyor, or be emulsion pump, namely this mine flameproof and intrinsic safety type high pressure vacuum combination starter can be used for starting the various coal machine equipments under coal mine, and is applied widely.
The above is explained in detail embodiment of the present utility model by reference to the accompanying drawings, but the utility model is not limited in above-described embodiment, in the ken that those of ordinary skills possess, can also make a variety of changes under the prerequisite that does not break away from the utility model aim.
Claims (4)
1. mine flameproof and intrinsic safety type high pressure vacuum combination starter, it is characterized in that: comprise explosion-resistant enclosure (1), high voltage isolator (2) and multichannel high-pressure vacuum contactor (3) are installed in described explosion-resistant enclosure (1), the end of incoming cables of described multichannel high-pressure vacuum contactor (3) and connect after be connected with the leading-out terminal of high voltage isolator (2), be provided with a protection detecting unit (4) on the leading-out terminal of described every road high-pressure vacuum contactor (3), above-mentioned protection detecting unit (4) is connected with I/O module (5), described I/O module (5) is connected with PLC controller (6), described PLC controller (6) also is connected with display (7).
2. a kind of mine flameproof and intrinsic safety type high pressure vacuum combination starter according to claim 1, it is characterized in that: the number of described multichannel high-pressure vacuum contactor (3) is 2 ~ 4.
3. a kind of mine flameproof and intrinsic safety type high pressure vacuum combination starter according to claim 1, it is characterized in that: the end of incoming cables of described high voltage isolator (2) is connected with the high-voltage feedback power switch (8) that is arranged on working section sub station.
4. a kind of mine flameproof and intrinsic safety type high pressure vacuum combination starter according to claim 1 and 2, is characterized in that: all be connected with a coal machine equipment (9) that is arranged on Mining Area on the circuit of the leading-out terminal of described every road high-pressure vacuum contactor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203519001U CN203288948U (en) | 2013-06-19 | 2013-06-19 | Mining flame-proof and intrinsically safe high voltage vacuum combined starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203519001U CN203288948U (en) | 2013-06-19 | 2013-06-19 | Mining flame-proof and intrinsically safe high voltage vacuum combined starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203288948U true CN203288948U (en) | 2013-11-13 |
Family
ID=49545292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203519001U Expired - Fee Related CN203288948U (en) | 2013-06-19 | 2013-06-19 | Mining flame-proof and intrinsically safe high voltage vacuum combined starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203288948U (en) |
-
2013
- 2013-06-19 CN CN2013203519001U patent/CN203288948U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204130930U (en) | A kind of remote operation controls movable switching cabinet | |
| CN203288948U (en) | Mining flame-proof and intrinsically safe high voltage vacuum combined starter | |
| CN202364164U (en) | Explosion suppression and intrinsic safety type alternating-current vacuum combined soft starter for mining | |
| CN202651775U (en) | Parameter setting device for coal mine power center protective circuit | |
| CN202651750U (en) | Coal mine motive power center protection control circuit | |
| CN202550302U (en) | Multi-voltage multi-circuit mining explosion-suppression intrinsic safety power center | |
| CN103872674A (en) | Distribution system and distribution unit | |
| CN202550476U (en) | Comprehensive protective device of coal mine power center | |
| CN202651753U (en) | Coal mine power center protective circuit | |
| CN204661206U (en) | A kind of colliery low pressure winch Multifunctional combination switching pull up circuit | |
| CN103647348A (en) | Novel mine power supply monitoring system | |
| CN204886390U (en) | High pressure dual power supply's wiring circuit | |
| CN202550500U (en) | Coal mine power center high-voltage and low-voltage integrated control device | |
| CN202737453U (en) | Overvoltage protection circuit for coal mine power center | |
| CN203232974U (en) | Grounding body interchange device of low-voltage grounding wires | |
| CN203504126U (en) | Safe and rapid connection box with voltage display | |
| CN103337744B (en) | Integrated form inserts weak electrical connection module soon | |
| CN102646964A (en) | High-low voltage integrated control device for coal mine power center | |
| CN203616622U (en) | Mine explosion-proof and intrinsically-safe type intelligent alarm vacuum switch | |
| CN202737440U (en) | Leakage protection circuit for coal mine power center | |
| CN204706944U (en) | A kind of low pressure double loop, colliery duplicate supply permanent magnetism feed interconnection switch operating circuit | |
| CN208706503U (en) | A kind of anti-electric installation of rail type low pressure | |
| CN203504125U (en) | Safe and rapid connection box | |
| CN202550525U (en) | Power center overvoltage protective device for coal mine | |
| CN215498255U (en) | Automatic protection system for breaking or pulling of mining alternating-current high-voltage cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20150619 |
|
| EXPY | Termination of patent right or utility model |