CN204030282U - A kind of flame-proof mine vacuum combination feeding switch - Google Patents
A kind of flame-proof mine vacuum combination feeding switch Download PDFInfo
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- CN204030282U CN204030282U CN201420428181.3U CN201420428181U CN204030282U CN 204030282 U CN204030282 U CN 204030282U CN 201420428181 U CN201420428181 U CN 201420428181U CN 204030282 U CN204030282 U CN 204030282U
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Abstract
The utility model discloses a kind of flame-proof mine vacuum combination feeding switch.The technical problem solving is to provide a kind of flame-proof mine vacuum combination feeding switch.For addressing the above problem, the technical solution adopted in the utility model main power source, stand-by power source, it is characterized in that: main electrical network and emergency network are introduced the wire connection cavity of feeding switch simultaneously, described main electrical network access main power switch, described emergency network access Backup Power Switch, the main output of described main power source feeds out separately to coal mine or by the main output of main power source and is connected with the standby output of stand-by power supply with the standby output of described stand-by power supply, and Yin Yi road is to coal mine.Flame-proof mine vacuum combination feeding switch of the present utility model, the use of main power source and stand-by power supply, capacity meet the 441 mine of safety regulations in coal mine in 2010 completely should two ring current circuits.
Description
Technical field
The utility model relates to a kind of explosion-proof field, specifically a kind of feeding switch.
Background technology
Existing feeding switch directly connects power supply sending end and power consumption equipment (blower fan, frequency converter), belongs to independently and controls, and only can provide power supply for a portable blower.But, along with the application of mine automatic technology and the raising of mine safety degree, portable blower is always with the operational mode application of the using and the reserved, and along with research and development and the popularization of wind, mechanical, electrical frequency conversion integrated portable blower, existing feeding switch technology can not practical requirement.
utility model content
The technical problems to be solved in the utility model is to provide a kind of flame-proof mine vacuum combination feeding switch.
For addressing the above problem, the technical solution adopted in the utility model main power source, stand-by power source, it is characterized in that: main electrical network and emergency network are introduced the wire connection cavity of feeding switch simultaneously, described main electrical network access main power switch, described emergency network access Backup Power Switch, the main output of described main power source feeds out separately to coal mine or by the main output of main power source and is connected with the standby output of stand-by power supply with the standby output of described stand-by power supply, and Yin Yi road is to coal mine.
Described flame-proof mine vacuum combination feeding switch, it is characterized in that: the power end of described main power source, stand-by power source is connected with vacuum circuit-breaker, control mains switch respectively, the leading-out terminal of described control mains switch is connected to respectively control transformer power end, and the output of described control transformer provides power supply to control circuit respectively.
Flame-proof mine vacuum combination feeding switch of the present utility model, the use of main power source and stand-by power supply, capacity meet the 441 mine of safety regulations in coal mine in 2010 completely should two ring current circuits.When arbitrary loop, break down while stopping power supply, another loop should be able to be undertaken mine and all be loaded.While producing the mine employing single circuit power supply of 60000t following (not containing 60000t) per year, must there is stand-by power supply.The capacity of stand-by power supply must meet the requirements such as ventilation, draining, lifting, and guarantees reliable starting and the operations in 10min such as main ventilation blower.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is main power source electrical schematic diagram of the present utility model;
Fig. 2 is stand-by power source electrical schematic diagram of the present utility model.
Embodiment
As shown in Figure 1 to Figure 2, flame-proof mine vacuum combination feeding switch of the present utility model, comprise main power source 1, stand-by power source 2, main electrical network and emergency network are introduced the wire connection cavity of feeding switch simultaneously, described main electrical network access main power switch 3, described emergency network access Backup Power Switch 4, the main output 5 of described main power source 1 feeds out separately to coal mine or by the main output of main power source and is connected with the standby output of stand-by power supply with the standby output 6 of described stand-by power supply 2, and Yin Yi road is to coal mine.
The power end of described main power source 1, stand-by power source 2 is connected with vacuum circuit-breaker ZNA, control mains switch HZ10 respectively, the leading-out terminal of described control mains switch HZ10 is connected to respectively control transformer BKC power end, and the output of described control transformer BKC provides power supply to control circuit respectively.
Described control transformer 36V output, 240V output, 50V output, 10V output, wherein 36V output to control section this TV station closing time relay, switch another platform closing time relay, separating brake relay, switching controls relay, closing relay power supply be provided; 240V output is to vacuum circuit-breaker closing coil, and protector power module provides power supply; 50V output is to vacuum circuit-breaker shunt opening coil, and under-voltage coil provides power supply; Control transformer 10V output provides power supply to protector current testing.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within being all included in protection range of the present utility model.
Claims (2)
1. a flame-proof mine vacuum combination feeding switch, comprise main power source (1), stand-by power source (2), it is characterized in that: main electrical network and emergency network are introduced the wire connection cavity of feeding switch simultaneously, described main electrical network access main power switch (3), described emergency network access Backup Power Switch (4), the main output (5) of described main power source (1) feeds out separately to coal mine or by the main output of main power source and is connected with the standby output of stand-by power supply with the standby output (6) of described stand-by power supply (2), and Yin Yi road is to coal mine.
2. flame-proof mine vacuum combination feeding switch according to claim 1, it is characterized in that: the power end of described main power source (1), stand-by power source (2) is connected with vacuum circuit-breaker (ZNA), control mains switch (HZ10) respectively, the leading-out terminal of described control mains switch (HZ10) is connected to respectively control transformer (BKC) power end, and the output of described control transformer (BKC) provides power supply to control circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420428181.3U CN204030282U (en) | 2014-07-31 | 2014-07-31 | A kind of flame-proof mine vacuum combination feeding switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420428181.3U CN204030282U (en) | 2014-07-31 | 2014-07-31 | A kind of flame-proof mine vacuum combination feeding switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030282U true CN204030282U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420428181.3U Active CN204030282U (en) | 2014-07-31 | 2014-07-31 | A kind of flame-proof mine vacuum combination feeding switch |
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| Country | Link |
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| CN (1) | CN204030282U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217160A (en) * | 2018-10-31 | 2019-01-15 | 山西际安电气有限公司 | The electronic isolating device of mine flameproof and intrinsic safety type vacuum feed switch |
-
2014
- 2014-07-31 CN CN201420428181.3U patent/CN204030282U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217160A (en) * | 2018-10-31 | 2019-01-15 | 山西际安电气有限公司 | The electronic isolating device of mine flameproof and intrinsic safety type vacuum feed switch |
| CN109217160B (en) * | 2018-10-31 | 2023-05-23 | 山西际安电气有限公司 | Mining explosion-proof and intrinsically safe electric isolation device for vacuum feed switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161207 Address after: 325600 Wenzhou Economic Development Zone, Yueqing City, No. three, Lane No. 192, Lane 8, No. Patentee after: Hexin Electric Technology Co., Ltd. Address before: 325600 Wenzhou Economic Development Zone, Yueqing City, No. three, Lane No. 192, Lane 8, No. Patentee before: Close the explosion-proof Science and Technology Ltd. of letter |