CN202004526U - Transfer switch device - Google Patents
Transfer switch device Download PDFInfo
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- CN202004526U CN202004526U CN2011200155150U CN201120015515U CN202004526U CN 202004526 U CN202004526 U CN 202004526U CN 2011200155150 U CN2011200155150 U CN 2011200155150U CN 201120015515 U CN201120015515 U CN 201120015515U CN 202004526 U CN202004526 U CN 202004526U
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- switch
- transition
- converting
- switch device
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Abstract
The utility model discloses a transfer switch device, which comprises an automatic transfer switch, wherein the automatic transfer switch is a multi-pole switch formed by connecting two or more single-pole switches in parallel. The transfer switch device provided by the utility model is the multi-pole switch capable of realizing automatic random cross-gear transfer, and can rapidly and effectively realize the transfer of circuits.
Description
Technical field
The utility model relates to a kind of switch, relates in particular to a kind of switch that can automatically switch.
Background technology
Along with the develop rapidly of national economy, town and country construction, in electric power system, more and more higher to the requirement of the continuity of its power supply, stability, reliability.But owing to the fluctuation of supply voltage and the variation of payload, be everlasting during the supply power voltage of system and taking place to change, when serious, can influence the normal operation of electric equipment.In addition,, require the operating voltage of equipment to control automatically on request and to regulate, to guarantee the quality of production, production efficiency and device security in some special industries.For this reason, how fast and effeciently to carry out the rising or the reduction of voltage on request, realize not having a power failure and switch just to have become the key of ensuring the quality of products, guarantee safety, reliability service; Wherein, automatic control switch is to realize the above core component that requires.At above problem, existing solution is to adopt on-load voltage regulating switch, and it can carry out automatic Regulation having under the situation of load.But the problem that exists is: regulator drives operation by servomotor, can not stride shelves, must switch step by step; To cause switching transit time long because of intrinsic mechanical time; Need overall package in transformer oil; Rate of failure height during frequent operation; Cost an arm and a leg.
The utility model content
In order to solve existing technical problem in the background technology, the utility model proposes a kind of converting switch device, be a kind of multipole switch that shelves switch of realizing striding arbitrarily automatically, can fast and effeciently carry out the switching of circuit.
Technical solution of the present utility model is: the utility model is a kind of converting switch device, and its special character is: described converting switch device comprises automatic transfer switch; Described automatic transfer switch is the multiple-pole switch that two or more single-stage switch in parallel are formed.
Above-mentioned single-stage switch comprises main switch, auxiliary switch and transition impedance unit; Described auxiliary switch connects with the transition impedance units in series, and described auxiliary switch is in parallel with main switch with the series loop of transition impedance unit.
Above-mentioned automatic transfer switch also comprises anti-welding dead switch, and described anti-welding dead switch is connected between the single-stage switch.
Above-mentioned automatic transfer switch also comprises by-pass switch, and described by-pass switch is in parallel with multiple-pole switch.
Above-mentioned main switch, auxiliary switch, anti-welding dead switch and by-pass switch are contactor, controllable silicon, circuit breaker or isolating switch.
Above-mentioned transition impedance unit is transition resistance, transition reactance or transition impedance, and described transition resistance is metallic resistance or non-metallic resistor, and described transition reactance is a reactor, and described transition impedance is the serial or parallel connection combination of above-mentioned transition resistance and transition reactance.
Above-mentioned converting switch device also comprises automatic control equipment, and described automatic control equipment comprises sampling unit, CPU element and output unit, and described sampling unit is connected with CPU element respectively with output unit, and described sampling unit is connected with multiple-pole switch.
Above-mentioned converting switch device also comprises power supply, and described power supply is given automatic transfer switch and automatic control equipment power supply.
Above-mentioned sampling unit comprises voltage sampling unit and/or current sampling unit.
Above-mentioned output unit comprises controllable silicon, relay or indicating member.
The utlity model has following advantage:
1, can free gear shift, power supply flexibility height.Automatic transfer switch in the utility model through the structural design of main switch and auxiliary switch and the combination of transition resistance series and parallel, and through the Comprehensive Control of automatic control equipment, has possessed by the free gear shift of control requirement, flexible automatic switchover.
2, be swift in motion the automaticity height.In the automatic transfer switch of the present utility model, main switch and auxiliary switch are controlled according to the requirement of setting automatically by automatic control equipment, the gear switch time is intrinsic operate times of the opening and closing of make and break contact or switch contact, the motor that does not have machinery rotates the process that drives the node closure, its operate time is short, operation is rapid, reliable, the automaticity height.
3, simple in structure, cost is low.It is the core components and parts that the utility model adopts contactor etc., constitutes main switch and auxiliary switch, adopts auxiliary switch in parallel with main switch, and transition impedance assurance handoff procedure safe, reliable in addition.Existing driven by servomotor scheme is compared, and structure is more simple, and cost reduces greatly.
4, be applicable to frequent operation.The utility model is applicable to that voltage fluctuation is big, needs the occasion of frequent operation.
5, no oiling is installed, the security reliability height.The components and parts that the utility model adopts are discrete component independently, all satisfy corresponding electrical insulation properties requirement, need not to be packaged in the transformer oil to guarantee its insulation and arc extinguishing requirement again.So, no oiling design, security reliability is higher.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of a kind of preferred embodiment of the utility model.
Embodiment
Referring to Fig. 1, automatic transfer switch of the present utility model is made of automatic control equipment 1, converting switch device 2.Converting switch device 2 has comprised that multipole switch, anti-welding dead K switch and by-pass switch P constitute.Multipole switch is made of a plurality of single-pole switchs.Single-pole switch comprises main switch K1, auxiliary switch K1 ' and transition impedance unit Z1, auxiliary switch K1 ' and transition impedance unit Z1 coupled in series, and auxiliary switch K1 ' is in parallel with main switch K1 with the series loop of transition impedance unit Z1.The single-stage switch can be a plurality of, as shown in Figure 1, the main switch unit can be K1, K2 ... Kn, auxiliary switching element can be K1 ', K2 ' ... Kn, the transition impedance unit can be Z1, Z2 ... Zn.
Main switch, auxiliary switch, anti-welding dead switch, by-pass switch are contactor, controllable silicon, circuit breaker or isolating switch; The transition impedance unit is transition resistance, transition reactance, transition impedance, transition resistance is metallic resistance or non-metallic resistor, especially high-power noninductive high technology ceramics resistance, the transition reactance is a reactor, transition impedance is the serial or parallel connection combination of above-mentioned transition resistance and transition reactance.
Referring to Fig. 2, a kind of in the utility model preferred embodiment, main switch KM1, KM2 ... KMn, auxiliary switch KM1 ', KM2 ' ... KMn ' employing contactor, the transition impedance unit adopts high-power high technology ceramics resistance R 1, R2 ... Rn.Automatic control equipment 1 is analyzed input voltage control its switch device 2 by circuit sampling input voltage by CPU element, and switch on-off is the claimed range value to corresponding gear to guarantee output voltage.Simultaneously, automatic control equipment 1 is monitored each electric parameter of electrical network under the various operating modes automatically, and under circuit abnormality or electrical network abnormal conditions, takes the corresponding protection measure.Wherein, by-pass switch P is in parallel with package unit, and occurs under the unusual situation at complete equipment, and the excision switch guarantees the reliability that the user powers.
Claims (10)
1. converting switch device, it is characterized in that: described converting switch device comprises automatic transfer switch; Described automatic transfer switch is the multiple-pole switch that two or more single-stage switch in parallel are formed.
2. converting switch device according to claim 1 is characterized in that: described single-stage switch comprises main switch, auxiliary switch and transition impedance unit; Described auxiliary switch connects with the transition impedance units in series, and described auxiliary switch is in parallel with main switch with the series loop of transition impedance unit.
3. converting switch device according to claim 2 is characterized in that: described automatic transfer switch also comprises anti-welding dead switch, and described anti-welding dead switch is connected between the single-stage switch.
4. converting switch device according to claim 3 is characterized in that: described automatic transfer switch also comprises by-pass switch, and described by-pass switch is in parallel with multiple-pole switch.
5. converting switch device according to claim 4 is characterized in that: described main switch, auxiliary switch, anti-welding dead switch and by-pass switch are contactor, controllable silicon, circuit breaker or isolating switch.
6. converting switch device according to claim 2, it is characterized in that: described transition impedance unit is transition resistance, transition reactance or transition impedance, described transition resistance is metallic resistance or non-metallic resistor, described transition reactance is a reactor, and described transition impedance is the serial or parallel connection combination of above-mentioned transition resistance and transition reactance.
7. according to the described converting switch device of the arbitrary claim of claim 1 to 6, it is characterized in that: described converting switch device also comprises automatic control equipment, described automatic control equipment comprises sampling unit, CPU element and output unit, described sampling unit is connected with CPU element respectively with output unit, and described sampling unit is connected with multiple-pole switch.
8. converting switch device according to claim 7 is characterized in that: described converting switch device also comprises power supply, and described power supply is given automatic transfer switch and automatic control equipment power supply.
9. converting switch device according to claim 8 is characterized in that: described sampling unit comprises voltage sampling unit and/or current sampling unit.
10. converting switch device according to claim 9 is characterized in that: described output unit comprises controllable silicon, relay or indicating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200155150U CN202004526U (en) | 2011-01-19 | 2011-01-19 | Transfer switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200155150U CN202004526U (en) | 2011-01-19 | 2011-01-19 | Transfer switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202004526U true CN202004526U (en) | 2011-10-05 |
Family
ID=44707252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200155150U Expired - Lifetime CN202004526U (en) | 2011-01-19 | 2011-01-19 | Transfer switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202004526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075007A (en) * | 2011-01-19 | 2011-05-25 | 西安盟创电器有限公司 | Switching switch device |
| CN106357122A (en) * | 2016-10-18 | 2017-01-25 | 深圳市盛弘电气股份有限公司 | Rapid gear-shifting voltage regulator circuit based on thyristor |
-
2011
- 2011-01-19 CN CN2011200155150U patent/CN202004526U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075007A (en) * | 2011-01-19 | 2011-05-25 | 西安盟创电器有限公司 | Switching switch device |
| CN102075007B (en) * | 2011-01-19 | 2013-06-12 | 西安盟创电器有限公司 | Switching switch device |
| CN106357122A (en) * | 2016-10-18 | 2017-01-25 | 深圳市盛弘电气股份有限公司 | Rapid gear-shifting voltage regulator circuit based on thyristor |
| CN106357122B (en) * | 2016-10-18 | 2019-01-08 | 深圳市盛弘电气股份有限公司 | A kind of crash change of speed regulator circuit based on thyristor |
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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: 20111005 |
|
| CX01 | Expiry of patent term |