CN202121372U - Mining explosion-proof vacuum feeder switch - Google Patents
Mining explosion-proof vacuum feeder switch Download PDFInfo
- Publication number
- CN202121372U CN202121372U CN2011202203534U CN201120220353U CN202121372U CN 202121372 U CN202121372 U CN 202121372U CN 2011202203534 U CN2011202203534 U CN 2011202203534U CN 201120220353 U CN201120220353 U CN 201120220353U CN 202121372 U CN202121372 U CN 202121372U
- Authority
- CN
- China
- Prior art keywords
- switch
- interconnection
- mains
- power switch
- switches
- 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
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a mining explosion-proof vacuum feeder switch, which comprises a first power switch, a second power switch and at least one interconnection switch. A wire inlet end and a wire outlet end of each interconnection switch are respectively connected with wire outlet ends of the first power switch and the second power switch, each power switch is connected with a quick-opening door by a door opening locking mechanism, and the quick-opening doors are disposed at the front of the switches and connected mutually by a mechanical interlocking device. The first power switch, the second power switch and the interconnection switches are integrated into the mining explosion-proof vacuum feeder switch and are connected with each other by the interlocking device, accordingly, the volume of the mining explosion-proof vacuum feeder switch is reduced, and the double switches can be switched over reliably.
Description
Technical field
The utility model relates to a kind of vacuum feed switch, relates in particular to a kind of flame-proof mine vacuum feed switch, is applicable to the colliery underground power supply system.
Background technology
Electric power system under the coal mine does not also well solve duplicate supply in this one-level of low-voltage feeder switch and switches the problem of getting in touch with between the duplicate supply each other at present.Existing power supply unit is to adopt to have in the main usage of electric power system: 1) 2 mains switches and 2 All-China Federation of Taiwan Compatriots's network switches; 4 feeding switchs of this working method take large stretch of locational space; 4 feeding switchs all are that independent switch does not have any contact simultaneously; Two power supplys can not automatically switch each other, can not accomplish the sequence starting of mains switch and interconnection switch; All need manual switching and artificial sequence starting master switch, interconnection switch.2) 2 mains switches and 1 All-China Federation of Taiwan Compatriots's network switch; This mode has not only reduced the locational space that uses 3 feeding switchs to take; And eliminate when interconnection switch is counter and need manual switching interconnection switch power supply, the potential safety hazard that exists when manually starting interconnection switch again when sending electricity.Therefore, be necessary existing flame-proof mine vacuum feed switch structure is improved, guarantee reliable the switching and the minimizing volume of switch between duplicate supply.
Summary of the invention
The utility model technical problem to be solved provides a kind of flame-proof mine vacuum feed switch, can reduce volume of switch and make reliably to switch between duplicate supply.
The utility model is to solve the problems of the technologies described above the technical scheme that adopts to provide a kind of flame-proof mine vacuum feed switch; Comprise first via mains switch; The second road mains switch and at least one interconnection switch; Linking to each other with the leading-out terminal of first via mains switch respectively of said interconnection switch with the second road mains switch into and out of the line two ends; Each mains switch links to each other with the quick operating valve that is arranged on the front through the blocking mechanism that opens the door, and the quick operating valve of two mains switches links to each other through mechanical interlock.
Above-mentioned flame-proof mine vacuum feed switch, wherein, said first via mains switch, the second road mains switch and interconnection switch are pull-out type independent power feeding switch.
The utility model contrast prior art has following beneficial effect: the flame-proof mine vacuum feed switch that the utility model provides; With first via mains switch; The second road mains switch and at least one interconnection switch are integrated into the inside of a switch and link to each other through interlock, reliably switch between duplicate supply thereby reduce volume of switch and make.
Description of drawings
Fig. 1 is the utility model flame-proof mine vacuum feed switch structural representation;
The pull-out type independent power feeding construction of switch sketch map that Fig. 2 uses for the utility model.
Among the figure:
1 explosion-resistant enclosure, 2 control bodies, 3 control body guide rails
4 first via mains switches, 5 the second road mains switches, 6 interconnection switches
The 7 blocking mechanism 8 right side quick operating valves 9 left side quick operating valves that open the door
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to describe.
Fig. 1 is the utility model flame-proof mine vacuum feed switch structural representation; The pull-out type independent power feeding construction of switch sketch map that Fig. 2 uses for the utility model.
See also Fig. 1 and Fig. 2; The flame-proof mine vacuum feed switch that the utility model provides comprises control body 2; First via mains switch 4, the second road mains switch 5 and at least one interconnection switch 6, interconnection switch 6 connects the leading-out terminal of the first via mains switch 4 and the second road mains switch 5 respectively into and out of the line two ends; First via mains switch 4 is connected the two-way incoming power respectively with the second road mains switch 5; Each mains switch front is provided with quick operating valve, and each mains switch links to each other with the quick operating valve that is arranged on the front through the blocking mechanism 7 that opens the door, and the quick operating valve of two mains switches links to each other through mechanical interlock.
Specifically; The positive double quick opening structure that adopts of above-mentioned flame-proof mine vacuum feed switch; Right side quick operating valve 8 realizes that with first via mains switch 4 locking connects, and promptly has only the first via mains switch 4 and the second road mains switch 5 under the state of open position, just can open right side quick operating valve 8; Left side quick operating valve 9 realizes that with the second road mains switch 5 locking connects; Right side quick operating valve 8 is carried out mechanical chain with left side quick operating valve 9, and left side quick operating valve 9 just can be opened after left side quick operating valve 8 is opened fully.Control body 2 can be for convenience detach through control body guide rail 3 and be changed, and is provided with explosion-resistant enclosure 1 outside the flame-proof mine vacuum feed switch.
Above-mentioned flame-proof mine vacuum feed switch, first via mains switch 4, the second road mains switch 5 is a pull-out type independent power feeding switch with interconnection switch 6 switches, extracts the identical and interchangeable use of structure out.As shown in Figure 2, only provided first via mains switch 4 structural representations among Fig. 2, the structure of the second road mains switch 5, interconnection switch 6 is identical with the structure of first via mains switch 4, is pull-out type independent power feeding switch.
The utility model flame-proof mine vacuum feed is opened and is mainly used in the place of introducing that electric substation, pump house etc. need 2 road independent current sources as master switch; Another road power supply can manually or automatically switch when wherein road power failure; Guaranteed that important line accomplishes power supply at short notice and switch; Or guarantee the switching in 1 active and standby loop of heavy-duty motor to guarantee the power devices continuity.
Also 2 the not heavy-duty motor starting and stopping operations of Fraquent start of may command of the utility model flame-proof mine vacuum feed switch.
The flame-proof mine vacuum feed switch wiring process that the utility model provides is following;
1) the outlet explosion insulation connecting line cavity cover plate of dismantling is incorporated into outlet explosion insulation connecting line cavity major loop to load side line through the outlet introducing device, and is affixed to major loop.2) the inlet wire explosion insulation connecting line cavity cover plate of dismantling is incorporated into two independently inlet wire explosion insulation connecting line cavities and be affixed to major loop to the two independent power supply from the inlet wire introducing device respectively.3) connect realization power supply automatic switching function through control circuit.
In sum, the flame-proof mine vacuum feed switch of the utility model thinking that breaks traditions all is integrated into two-way mains switch and interconnection switch the inside of 1 switch; 1) the volume of switch space bit more shared than present equipment is equipped with significantly and dwindles; 2) total of switch all adopts modular switch to extract structure out; It all is identical independent power feeding switch that every modular switch is extracted structure out; 3) switch adopts the double quick opening structure; Two power subsystem formula switches are extracted structure and the modular switch of interconnection switch out and are extracted structure out and all carry out locking with the Qianmen; Reciprocal interlocking has been realized at two Qianmens, 4) two power subsystem formula switches extract that structure and the modular switch of interconnection switch extract that structure can realize according to the place difference of using that two power subsystem formula switches extract that structures are moved simultaneously out out out or two power subsystem formula switches are extracted in the structure any 1 out and extracted structure out with the modular switch of interconnection switch and realize sequence starting.
Though the utility model discloses as above with preferred embodiment; Right its is not in order to limit the utility model; Any those skilled in the art; In spirit that does not break away from the utility model and scope, when can doing a little modification and perfect, so the protection range of the utility model is when being as the criterion with what claims defined.
Claims (2)
1. flame-proof mine vacuum feed switch; It is characterized in that; Comprise first via mains switch (4), the second road mains switch (5) and at least one interconnection switch (6), the linking to each other with the leading-out terminal of first via mains switch (4) respectively of said interconnection switch (6) with the second road mains switch (5) into and out of the line two ends; Each mains switch links to each other with the quick operating valve that is arranged on the front through the blocking mechanism that opens the door (7), and the quick operating valve of two mains switches links to each other through mechanical interlock.
2. flame-proof mine vacuum feed switch as claimed in claim 1 is characterized in that, said first via mains switch (4), and the second road mains switch (5) and interconnection switch (6) they are pull-out type independent power feeding switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202203534U CN202121372U (en) | 2011-06-27 | 2011-06-27 | Mining explosion-proof vacuum feeder switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202203534U CN202121372U (en) | 2011-06-27 | 2011-06-27 | Mining explosion-proof vacuum feeder switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121372U true CN202121372U (en) | 2012-01-18 |
Family
ID=45462409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202203534U Expired - Fee Related CN202121372U (en) | 2011-06-27 | 2011-06-27 | Mining explosion-proof vacuum feeder switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967206A (en) * | 2015-05-29 | 2015-10-07 | 山西际安电气有限公司 | Coal mine low voltage double loop dual supply permanent magnet feed interconnection switch operating circuit |
-
2011
- 2011-06-27 CN CN2011202203534U patent/CN202121372U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967206A (en) * | 2015-05-29 | 2015-10-07 | 山西际安电气有限公司 | Coal mine low voltage double loop dual supply permanent magnet feed interconnection switch operating circuit |
| CN104967206B (en) * | 2015-05-29 | 2018-04-17 | 山西际安电气有限公司 | Colliery low pressure double loop dual power supply permanent magnetism feed interconnection switch operating circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102508441B (en) | Multi-loop comprehensive control device for coal mine fully-mechanized excavation working surface | |
| CN205140809U (en) | Handcart -type cubical switchboard locking circuit | |
| CN204130930U (en) | A kind of remote operation controls movable switching cabinet | |
| CN202121372U (en) | Mining explosion-proof vacuum feeder switch | |
| CN201113245Y (en) | Outdoor prepackage type double power supply switching cabinet | |
| CN201758097U (en) | Permanent magnet vacuum unidirectional switch and multifunctional combined switch provided with the same | |
| CN202076690U (en) | Mobile feed cabinet | |
| CN202601860U (en) | Misoperation-preventive locking device of grounding pile | |
| CN201327780Y (en) | Mechanical interlocking device of grounding switch in switch cabinet | |
| CN203367780U (en) | Electrical closing blocking device | |
| CN202009236U (en) | Single-bus segmental running control device of substation | |
| CN204131209U (en) | A kind of multiloop load center with intelligent controlling device | |
| CN203277141U (en) | Door open to power-off blocking device of composite mining flame-proof switch | |
| CN203554332U (en) | Mine-used flameproof and intrinsically safe-type high-voltage multi-circuit electromagnetic starter | |
| CN102437640A (en) | Movable overhauling power supply system special for direct-current screen | |
| CN102194602A (en) | Permanent magnet vacuum unidirectional switch and multifunctional composition switch provided with same | |
| CN203553649U (en) | Mine-used flameproof and intrinsically safe-type special driving combination switch | |
| CN201584680U (en) | Low-voltage power line load control switching device | |
| CN202601456U (en) | Low-voltage interlocking feed circuit | |
| CN105429278A (en) | Multi-loop load center with intelligent control apparatus | |
| CN103633574A (en) | Low-voltage switch cabinet | |
| CN101521405B (en) | Intelligent double-power supply switching device | |
| CN201312141Y (en) | Intelligent conversion device for duplicate supply | |
| CN204792535U (en) | Disconnected electrical interlocks of an unification | |
| CN204905103U (en) | One closes two disconnected electrical interlockss |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20200627 |