CN205304217U - Cross undervoltage protection ware - Google Patents
Cross undervoltage protection ware Download PDFInfo
- Publication number
- CN205304217U CN205304217U CN201620069468.0U CN201620069468U CN205304217U CN 205304217 U CN205304217 U CN 205304217U CN 201620069468 U CN201620069468 U CN 201620069468U CN 205304217 U CN205304217 U CN 205304217U
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- China
- Prior art keywords
- circuit
- voltage
- under
- control unit
- value initialization
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- Expired - Fee Related
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- 230000001012 protector Effects 0.000 claims description 20
- 238000011084 recovery Methods 0.000 claims description 14
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model relates to a cross undervoltage protection ware, which comprises a power circuit, voltage detection circuit, relay drive circuit, the circuit is set for to under -voltage value, the circuit is set for to under -voltage recovering time delay value, the circuit is set for to the excessive pressure value, the excessive pressure resumes the time delay value and sets for circuit and main control unit, the output of circuit is set for to under -voltage value, the output of circuit is set for to under -voltage recovering time delay value, the output of circuit is set for to the excessive pressure value and the output of excessive pressure recovering time delay value settlement circuit connects respectively to a set of IO mouth of main control unit, the output that comes from voltage detection circuit is received to the main control unit, the output of main control unit moves through relay drive circuit control relay K1. Circuit or the worth setting of setting for the circuit of excessive pressure recovering time delay can be set for according to under -voltage recovering time delay at present value to the main control unit, realize easily being resumeed to the time delay on a large scale of the output of working by abnormal voltage, and the structure is retrencied, and the cost is lower, easily realizes the industrialized development of product.
Description
Technical field
The utility model relates to one and crosses pressure-failure protector.
Background technology
Namely cross pressure-failure protector is rise when electricity consumption voltage of system or during decline, cut off circuit by protector rapidly, safely, avoid the generation that abnormal voltage is sent to terminal appliance equipment and causes the accident under persistent anomaly voltge surge. When voltage resume is to normal value, protector will in specific time automatic processing circuit, it is ensured that terminal appliance can normally run in unmanned situation on duty. Traditional pressure-failure protector of crossing adopts the hardware structures such as RC time delay circuit to realize voltage resume time delay output circuit, causes circuit too huge, and the time delay time is easily by the restriction of selected electronic devices and components.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of structure is simple, and cost is lower, and the pressure-failure protector excessively that the time delay on a large scale more easily realizing voltage resume exports.
For achieving the above object, the utility model adopts one like this to cross pressure-failure protector, comprises power source circuit,
Voltage detecting circuit, in order to the voltage parameter in collection electric line;
Rly. driving circuit, in order to the driving of the coil of rly., the often switch of described rly. seals in described with in electric line;
Under-voltage value initialization circuit, in order to set the compare threshold of under-voltage protection act;
Under-voltage recovery delay value initialization circuit, in order to set described rly. by under-voltage protection act return to work export the time delay time;
Overpressure value initialization circuit, in order to set the compare threshold of overvoltage protection action;
Overvoltage recover delay value initialization circuit, in order to set described rly. by overvoltage protection action return to work export the time delay time;
And master control unit, the output terminal of the output terminal of described under-voltage value initialization circuit, the described output terminal of under-voltage recovery delay value initialization circuit, the output terminal of described overpressure value initialization circuit and described overvoltage recovery delay value initialization circuit is connected to one group of I/O mouth of described master control unit respectively, described master control unit receives the output from described voltage detecting circuit, and the output terminal of described master control unit is through the operation of relay described in the control of described rly. driving circuit.Compared with the prior art, the beneficial effects of the utility model are embodied in: by adopting above circuit structure, master control unit can recover the setting of delay value initialization circuit according to under-voltage recovery delay value initialization circuit or overvoltage, realize the time delay on a large scale being returned to work exported by abnormal voltage easily, structure is simplified, cost is lower, is easy to realize the industrialized development of product.
Especially, described pressure-failure protector of crossing also comprises and starts circuit soon, the master control unit of described fast startup circuit in order to reset described. By the setting of above circuit structure, it is convenient to the production of product, safeguards debugging.
Especially; described pressure-failure protector of crossing also comprises working state indicating circuit; described working state indicating circuit comprises five groups of LED and indicates circuit; five groups of described LED indicate circuit to comprise overvoltage instruction circuit; the delay indicating circuit that overvoltage recovers; under-voltage instruction circuit, delay indicating circuit and the work of under-voltage recovery export pilot lamp, and five groups of described LED indicate circuit to be connected to another group I/O mouth of described governor circuit respectively. By the setting of above circuit structure; to currently cross five working ordeies that pressure-failure protector divides into overvoltage, under-voltage, overvoltage recovers time delay, under-voltage recovery time delay, work output so that user can understand work at present state at a glance and take corresponding regulating measures.
Accompanying drawing explanation
Fig. 1 is a kind of principle of work skeleton diagram crossing pressure-failure protector of the utility model.
Embodiment
As shown in Figure 1, one crosses pressure-failure protector, comprises power source circuit,
Voltage detecting circuit, in order to the voltage parameter in collection electric line;
Rly. driving circuit, in order to the driving of the coil of relay K 1, the often K switch 1-1 of relay K 1 seals in in electric line;
Under-voltage value initialization circuit, in order to set the compare threshold of under-voltage protection act;
Under-voltage recovery delay value initialization circuit, in order to set relay K 1 by under-voltage protection act return to work export the time delay time;
Overpressure value initialization circuit, in order to set the compare threshold of overvoltage protection action;
Overvoltage recover delay value initialization circuit, in order to set relay K 1 by overvoltage protection action return to work export the time delay time;
And master control unit, the output terminal of the output terminal of under-voltage value initialization circuit, the under-voltage output terminal of recovery delay value initialization circuit, the output terminal of overpressure value initialization circuit and overvoltage recovery delay value initialization circuit is connected to one group of I/O mouth of master control unit respectively, master control unit receives the output from voltage detecting circuit, and the output terminal of master control unit is through rly. driving circuit relay K1 action.
Crossing pressure-failure protector also to comprise and start circuit soon, the fast circuit that starts is in order to the master control unit that resets.
Cross pressure-failure protector and also comprise working state indicating circuit; working state indicating circuit comprises five groups of LED and indicates circuit; five groups of LED indicate circuit to comprise overvoltage instruction circuit; the delay indicating circuit that overvoltage recovers; under-voltage instruction circuit; delay indicating circuit and the work of under-voltage recovery export pilot lamp, and five groups of LED indicate circuit to be connected to another group I/O mouth of governor circuit respectively.
Claims (3)
1. cross pressure-failure protector for one kind, it is characterised in that: comprise power source circuit,
Voltage detecting circuit, in order to the voltage parameter in collection electric line;
Rly. driving circuit, in order to the driving of the coil of rly., the often switch of described rly. seals in described with in electric line;
Under-voltage value initialization circuit, in order to set the compare threshold of under-voltage protection act;
Under-voltage recovery delay value initialization circuit, in order to set described rly. by under-voltage protection act return to work export the time delay time;
Overpressure value initialization circuit, in order to set the compare threshold of overvoltage protection action;
Overvoltage recover delay value initialization circuit, in order to set described rly. by overvoltage protection action return to work export the time delay time;
And master control unit, the output terminal of the output terminal of described under-voltage value initialization circuit, the described output terminal of under-voltage recovery delay value initialization circuit, the output terminal of described overpressure value initialization circuit and described overvoltage recovery delay value initialization circuit is connected to one group of I/O mouth of described master control unit respectively, described master control unit receives the output from described voltage detecting circuit, and the output terminal of described master control unit is through the operation of relay described in the control of described rly. driving circuit.
2. according to claim 1 cross pressure-failure protector, it is characterised in that: described pressure-failure protector of crossing also comprises and starts circuit soon, the master control unit of described fast startup circuit in order to reset described.
3. pressure-failure protector excessively according to claim 1 and 2; it is characterized in that: described pressure-failure protector of crossing also comprises working state indicating circuit; described working state indicating circuit comprises five groups of LED and indicates circuit; five groups of described LED indicate circuit to comprise overvoltage instruction circuit; the delay indicating circuit that overvoltage recovers; under-voltage instruction circuit; delay indicating circuit and the work of under-voltage recovery export pilot lamp, and five groups of described LED indicate circuit to be connected to another group I/O mouth of described governor circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620069468.0U CN205304217U (en) | 2016-01-15 | 2016-01-15 | Cross undervoltage protection ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620069468.0U CN205304217U (en) | 2016-01-15 | 2016-01-15 | Cross undervoltage protection ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205304217U true CN205304217U (en) | 2016-06-08 |
Family
ID=56426507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620069468.0U Expired - Fee Related CN205304217U (en) | 2016-01-15 | 2016-01-15 | Cross undervoltage protection ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205304217U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256745A (en) * | 2018-10-30 | 2019-01-22 | 温州宝翔科技有限公司 | A kind of selectable voltage protector of delay |
| CN114002974A (en) * | 2021-09-30 | 2022-02-01 | 南京三一光电科技有限公司 | Direct current intelligence junction box |
-
2016
- 2016-01-15 CN CN201620069468.0U patent/CN205304217U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256745A (en) * | 2018-10-30 | 2019-01-22 | 温州宝翔科技有限公司 | A kind of selectable voltage protector of delay |
| CN114002974A (en) * | 2021-09-30 | 2022-02-01 | 南京三一光电科技有限公司 | Direct current intelligence junction box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325600 No. 201 Wei16 Road, Yueqing Economic Development Zone, Wenzhou City, Zhejiang Province Patentee after: HONLE GROUP Co.,Ltd. Address before: 325604 Xiangyang Industrial Zone, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: HONLE ELECTRIC Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |