CN103457236B - A kind of distribution box protection module - Google Patents
A kind of distribution box protection module Download PDFInfo
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- CN103457236B CN103457236B CN201310277159.3A CN201310277159A CN103457236B CN 103457236 B CN103457236 B CN 103457236B CN 201310277159 A CN201310277159 A CN 201310277159A CN 103457236 B CN103457236 B CN 103457236B
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- sensor
- distribution box
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- temperature
- control module
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- 230000004888 barrier function Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
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Abstract
The invention discloses a kind of distribution box protection module; the present invention by arrange in distribution box current sensor, humidity sensor and auxiliary amperage sensor monitor electric current in distribution box whether short circuit electric leakage or distribution box humidity whether too high; whether electrostatic content is too high; if the value of being above standard, cut off circuit by electromagnetic relay, ensure that safety prevents the situations such as fire.
Description
Technical field
The present invention designs a kind of distribution box protection module, belongs to appliance field.
Background technology
Under the operating mode that some environment are poor, or when in distribution box, electrical appliance is all more old, circuit often occurs that electric leakage, loose contact, contact produce electric arc and be discharged to the medium situation of air, and these situations very easily cause the danger such as electric shock, fire.
Summary of the invention
The object of the invention is to: a kind of technical scheme that can solve the problem is provided.
The present invention realizes by the following method:
A kind of distribution box protection module, comprise distribution box to power three-phase circuit and user's three-phase circuit, described protection module also comprises current sensor, auxiliary amperage sensor, humidity sensor, main control module, transformer and electromagnetic relay, described current sensor, auxiliary amperage sensor, humidity sensor is all connected with main control module, described main control module is connected with the electromagnetism power supply port of electromagnetic relay, the break-make interface of electromagnetic relay is linked into the import department of power supply three-phase circuit, in described current sensor access user three-phase circuit between live wire and zero line, for detecting the current value between live wire and zero line, the described humidity sensor for detecting distribution box humidity is arranged on distribution box inside, described auxiliary amperage sensor comprises conductive mesh and the current monitor for the detecting electrostatic and drain conditions that are arranged in distribution box, described current sensor, auxiliary amperage sensor, humidity sensor is all powered by the transformer be linked in user's three-phase circuit with main control module.
As further innovation of the present invention, described conductive mesh is arranged on distribution box inner wall surface, is provided with insulating barrier between described conductive mesh and distribution box inwall.
As further innovation of the present invention, described auxiliary amperage sensor is muA meter.
As further innovation of the present invention, described protection module also comprises temperature sensor and temperature-sensing element, and described temperature sensor is connected with main control module, and temperature-sensing element is connected with temperature sensor, and described temperature-sensing element is arranged on conductive mesh.
Beneficial effect
Beneficial effect of the present invention is:
1. the present invention by arrange in distribution box current sensor, humidity sensor and auxiliary amperage sensor monitor electric current in distribution box whether short circuit electric leakage or distribution box humidity whether too high, whether electrostatic content is too high, if the value of being above standard, cut off circuit by electromagnetic relay, ensure that safety prevents the situations such as fire.
2. the present invention by arranging induction net and arrange insulating barrier between induction net and distribution box outer wall in distribution box, ensure that the sensitivity of equipment to the electric leakage sensing further pathway housing that simultaneously also prevents from leaking electricity causes danger.
3., in order to improve the accuracy that leakage inductance is answered, the present invention adopts milliampere to be the galvanometer of unit accuracy.
4. the present invention is also provided with temperature sensor, distribution box equipment local electric leakage or short circuit and cause distribution box temperature to raise time, or when the working temperature of distribution box exceedes normal value, the cut-out circuit of making a response that system can be instant.
5. temperature-sensing element is also connected to compared to one point sensing in the past in conductive mesh, and the present invention is netted sensing, improves precision and the sensitivity of sensing.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of this distribution box protection module.
Embodiment
Be described further below in conjunction with accompanying drawing:
As shown in Figure 1, the present invention includes distribution box to power three-phase circuit and user's three-phase circuit, described protection module also comprises current sensor, auxiliary amperage sensor, humidity sensor, main control module, transformer and electromagnetic relay, described current sensor, auxiliary amperage sensor, humidity sensor is all connected with main control module, described main control module is connected with the electromagnetism power supply port of electromagnetic relay, the break-make interface of electromagnetic relay is linked into the import department of power supply three-phase circuit, between described current sensor access user three-phase circuit middle and high end live wire and zero line, described humidity sensor is arranged on distribution box inside, described auxiliary amperage sensor comprises and is arranged on conductive mesh in distribution box and current monitor, described current sensor, auxiliary amperage sensor, humidity sensor is all powered by the transformer be linked in user's three-phase circuit with main control module, described conductive mesh is arranged on distribution box inner wall surface, is provided with insulating barrier between described conductive mesh and distribution box inwall, described auxiliary amperage sensor is muA meter, described protection module also comprises temperature sensor and temperature-sensing element, and described temperature sensor is connected with main control module, and temperature-sensing element is connected with temperature sensor, and described temperature-sensing element is arranged on conductive mesh.
Claims (1)
1. a distribution box protection module, comprise distribution box to power three-phase circuit and user's three-phase circuit, it is characterized in that: described protection module also comprises current sensor, auxiliary amperage sensor, humidity sensor, main control module, transformer and electromagnetic relay, described current sensor, auxiliary amperage sensor, humidity sensor is all connected with main control module, described main control module is connected with the electromagnetism power supply port of electromagnetic relay, the break-make interface of electromagnetic relay is linked into the import department of power supply three-phase circuit, between described current sensor access user three-phase circuit middle and high end live wire and zero line, described humidity sensor is arranged on distribution box inside, described auxiliary amperage sensor comprises and is arranged on conductive mesh in distribution box and current monitor, described current sensor, auxiliary amperage sensor, humidity sensor is all powered by the transformer be linked in user's three-phase circuit with main control module, described conductive mesh is arranged on distribution box inner wall surface, is provided with insulating barrier between described conductive mesh and distribution box inwall, described auxiliary amperage sensor is muA meter, described protection module also comprises temperature sensor and temperature-sensing element, and described temperature sensor is connected with main control module, and temperature-sensing element is connected with temperature sensor, and described temperature-sensing element is arranged on conductive mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310277159.3A CN103457236B (en) | 2013-07-04 | 2013-07-04 | A kind of distribution box protection module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310277159.3A CN103457236B (en) | 2013-07-04 | 2013-07-04 | A kind of distribution box protection module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103457236A CN103457236A (en) | 2013-12-18 |
| CN103457236B true CN103457236B (en) | 2016-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310277159.3A Active CN103457236B (en) | 2013-07-04 | 2013-07-04 | A kind of distribution box protection module |
Country Status (1)
| Country | Link |
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| CN (1) | CN103457236B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231872B (en) * | 2016-08-23 | 2019-04-16 | 江苏明强电气有限公司 | A kind of arc protection is from control cabinet of putting out a fire |
| CN109188157A (en) * | 2018-11-16 | 2019-01-11 | 国网新疆电力有限公司博尔塔拉供电公司 | Transformer load monitoring device and application method |
| CN116930816B (en) * | 2023-09-13 | 2024-02-13 | 深圳市德兰明海新能源股份有限公司 | Electric leakage detection method and device for distribution box, distribution box and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2509755Y (en) * | 2001-08-06 | 2002-09-04 | 冯德元 | Domestic intelligent distribution box |
| US7468874B1 (en) * | 2005-11-08 | 2008-12-23 | Yazaki North America, Inc. | Protection circuit for digital power module |
| CN202014069U (en) * | 2011-03-17 | 2011-10-19 | 河南新月实业有限公司 | Special-purpose integrated distribution box for intelligent power grid |
| CN202231318U (en) * | 2011-09-14 | 2012-05-23 | 渭南供电局 | Multifunctional low voltage distribution box |
| CN203434589U (en) * | 2013-07-04 | 2014-02-12 | 万能亿自动化科技（苏州）有限公司 | Distribution box protective module |
-
2013
- 2013-07-04 CN CN201310277159.3A patent/CN103457236B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2509755Y (en) * | 2001-08-06 | 2002-09-04 | 冯德元 | Domestic intelligent distribution box |
| US7468874B1 (en) * | 2005-11-08 | 2008-12-23 | Yazaki North America, Inc. | Protection circuit for digital power module |
| CN202014069U (en) * | 2011-03-17 | 2011-10-19 | 河南新月实业有限公司 | Special-purpose integrated distribution box for intelligent power grid |
| CN202231318U (en) * | 2011-09-14 | 2012-05-23 | 渭南供电局 | Multifunctional low voltage distribution box |
| CN203434589U (en) * | 2013-07-04 | 2014-02-12 | 万能亿自动化科技（苏州）有限公司 | Distribution box protective module |
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| Publication number | Publication date |
|---|---|
| CN103457236A (en) | 2013-12-18 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160225 Address after: Jiangning kylin Technology Park District of Nanjing City, Jiangsu province 211100 (eco technology city) Qi East Road No. 666 Applicant after: ORIGIN ELECTRIC Co.,Ltd. Address before: 215000 No. 6, Huangpu street, Shishan Industrial Park, New District, Jiangsu, Suzhou Applicant before: UT-SYSTEM TECHNOLOGIES (SUZHOU) Co.,Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Protection module of distribution box Effective date of registration: 20221116 Granted publication date: 20160323 Pledgee: Bank of China Limited by Share Ltd. Nanjing Jiangning branch Pledgor: ORIGIN ELECTRIC Co.,Ltd. Registration number: Y2022980022047 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231026 Granted publication date: 20160323 Pledgee: Bank of China Limited by Share Ltd. Nanjing Jiangning branch Pledgor: ORIGIN ELECTRIC Co.,Ltd. Registration number: Y2022980022047 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |