CN106569422B - A kind of household electrical appliances self-protection method and system - Google Patents
A kind of household electrical appliances self-protection method and system Download PDFInfo
- Publication number
- CN106569422B CN106569422B CN201610932261.6A CN201610932261A CN106569422B CN 106569422 B CN106569422 B CN 106569422B CN 201610932261 A CN201610932261 A CN 201610932261A CN 106569422 B CN106569422 B CN 106569422B
- Authority
- CN
- China
- Prior art keywords
- electrical appliances
- household electrical
- self
- grade
- failure
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
A kind of household electrical appliances self-protection method and system, are related to an electric protection field.Purpose is that solving current household electrical appliances lacks the fault location function after basic self-protection function and damage, the problem of being unable to satisfy people for the demand of household electrical appliances autoprotection, the service life of household electrical appliances is also greatly reduced to a certain extent.The present invention carries out grade classification to the failure often occurred in household electrical appliances, the fault parameter obtained by household electrical appliances self-checking is corresponding with grade, and then help user's fault location, judge the seriousness of family's electric fault, the operating status of household electrical appliances is controlled by the grade of failure, greatly extends the service life of household electrical appliances.
Description
Technical field
The present invention relates to family's electric protection fields.
Background technique
Household electrical appliances are seen everywhere in people's daily life, and people's lives are played a crucial role, due to family
There are service lifes for electricity, and therefore, the daily maintenance of household electrical appliances is also particularly important.
However, common household electrical appliances generally only provide the daily life functions such as basic refrigeration, cleaning, amusement, lack it is basic from
Fault location function after my defencive function and damage, is unable to satisfy people for the demand of household electrical appliances autoprotection, also one
Determine the service life that household electrical appliances are greatly reduced in degree.
Summary of the invention
The present invention provides a kind of household electrical appliances self-insurance and defends the doctrine and system, it is therefore intended that solves current household electrical appliances and lacks basic self protect
Fault location function after protective function and damage, is unable to satisfy people for the demand of household electrical appliances autoprotection, also in certain journey
The problem of service life of household electrical appliances is greatly reduced on degree.
The technical scheme to solve the above technical problems is that
A kind of household electrical appliances self-protection method, which comprises
S1, grade classification is carried out to most common failure in household electrical appliances；
S2, household electrical appliances obtain self-test fault message after completing process of self-test；
The operating status of S3, the control household electrical appliances of the grade according to corresponding to self test failure information.
The beneficial effects of the present invention are: the present invention carries out grade classification to the failure often occurred in household electrical appliances, certainly by household electrical appliances
The fault parameter that inspection technology obtains is corresponding with grade, and then helps user's fault location, judges the serious of an electric fault
Property, the operating status of household electrical appliances is controlled by the grade of failure, greatly extends the service life of household electrical appliances.
Based on the above technical solution, the present invention can also be improved as follows.
Further, grade classification is carried out to most common failure in household electrical appliances according to existing household electrical appliances fault list in the S1.
Beneficial effect using above-mentioned further scheme is: common failure is in existing household electrical appliances fault list in household electrical appliances
It can find, so that can easily In Grade be divided to household electrical appliances principle is not the user known better, also facilitate
User can complete grade classification without paying extra work.
Further, in the S2, checklist is generated after household electrical appliances complete process of self-test and movement is sent to by server
Terminal.
Further, record has grade corresponding to self test failure and self test failure in the checklist.
Beneficial effect using above-mentioned further scheme is: after the completion of household electrical appliances self-test, user can pass through mobile terminal
Checklist is obtained, by the information shown in checklist, user can know that position and severity occur for failure, convenient
User can carry out corresponding operation to failure in time.
Further, it modifies and is arranged in household electrical appliances process of self-test using grade of the mobile terminal to division to be examined
The fault list of survey.
Beneficial effect using above-mentioned further scheme is: user can be according to household electrical appliances and the actual conditions equity of itself
Grade is adjusted, and is modified to the fault list of household electrical appliances self-test, flexibly and easily.
Further, in the S3, the permission of the more high then priority processing of grade corresponding to self test failure is higher, when self-test event
When the corresponding grade of barrier is highest, control household electrical appliances carry out power operation.
Beneficial effect using above-mentioned further scheme is: can compare more serious failure and carry out priority processing, when reaching
To most serious grade when, at once control household electrical appliances power-off, prevent household electrical appliances to be damaged when powering on.
To solve the above-mentioned problems, the invention also provides a kind of household electrical appliances Self-Protection Subsystem, the system comprises:
Grade classification module, for carrying out grade classification to most common failure in household electrical appliances；
Household electrical appliances selftest module obtains self-test fault message after completing process of self-test for household electrical appliances；
Household appliance control module, the operating status for the control household electrical appliances of the grade according to corresponding to self test failure information.
The beneficial effects of the present invention are: the present invention carries out grade classification to the failure often occurred in household electrical appliances, certainly by household electrical appliances
The fault parameter that inspection technology obtains is corresponding with grade, and then helps user's fault location, judges the serious of an electric fault
Property, the operating status of household electrical appliances is controlled by the grade of failure, greatly extends the service life of household electrical appliances.
Further, most common failure in household electrical appliances is carried out according to existing household electrical appliances fault list in the grade classification module etc.
Grade divides.
Beneficial effect using above-mentioned further scheme is: common failure is in existing household electrical appliances fault list in household electrical appliances
It can find, so that can easily In Grade be divided to household electrical appliances principle is not the user known better, also facilitate
User can complete grade classification without paying extra work.
Further, the household electrical appliances selftest module generates checklist after household electrical appliances complete process of self-test and is sent by server
To mobile terminal.
Further, record has grade corresponding to self test failure and self test failure in the checklist.
Beneficial effect using above-mentioned further scheme is: after the completion of household electrical appliances self-test, user can pass through mobile terminal
Checklist is obtained, by the information shown in checklist, user can know that position and severity occur for failure, convenient
User can carry out corresponding operation to failure in time.
Further, it modifies and is arranged in household electrical appliances process of self-test using grade of the mobile terminal to division to be examined
The fault list of survey.
Beneficial effect using above-mentioned further scheme is: user can be according to household electrical appliances and the actual conditions equity of itself
Grade is adjusted, and is modified to the fault list of household electrical appliances self-test, flexibly and easily.
Further, in the household appliance control module, the permission of the more high then priority processing of grade corresponding to self test failure more
Height, when the grade corresponding to the self test failure is highest, control household electrical appliances carry out power operation.
Beneficial effect using above-mentioned further scheme is: can compare more serious failure and carry out priority processing, when reaching
To most serious grade when, at once control household electrical appliances power-off, prevent household electrical appliances to be damaged when powering on.
Detailed description of the invention
Fig. 1 is the flow chart of household electrical appliances self-protection method described in the embodiment of the present invention；
Fig. 2 is the schematic illustration of household electrical appliances Self-Protection Subsystem described in the embodiment of the present invention.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
Embodiment 1
As shown in Figure 1, the present embodiment proposes a kind of household electrical appliances self-protection method, which comprises
S1, grade classification is carried out to most common failure in household electrical appliances；
S2, household electrical appliances obtain self-test fault message after completing process of self-test；
The operating status of S3, the control household electrical appliances of the grade according to corresponding to self test failure information.
Above procedure is by carrying out grade classification, then the event that household electrical appliances self-checking is obtained to the failure often occurred in household electrical appliances
Hinder parameter it is corresponding with grade, and then help user's fault location, judge the seriousness of an electric fault, by failure etc.
Grade controls the operating status of household electrical appliances, greatly extends the service life of household electrical appliances.
Common failure can be found in existing household electrical appliances fault list in household electrical appliances, therefore, the division of fault level
It can be formulated completely according to existing household electrical appliances fault list, it is convenient and efficient, it can be completed without paying extra work
Grade divides.
In order to allow user to be easy to understand the fault condition of household electrical appliances, checklist is generated simultaneously after household electrical appliances complete process of self-test
Mobile terminal is sent to by server.Record has grade corresponding to self test failure and self test failure in the checklist.
Since family's electric fault is there are many kinds of situation, more serious failure will cause household electrical appliances occur under electrifying condition it is fatal
Damage causes safety accident, and glitch will not influence the normal use of user, but in the feelings that the time is too long or load is too big
Under condition, it will cause household electrical appliances and damage or influence the service life, therefore user can also set household electrical appliances to the place of failure by mobile terminal
It manages permission and priority, such as according to the severity of failure by grade classification is very serious, general serious and three common
Grade, generic failure may include that operation generates harm, but endangers the lower situation of probability by taking air-conditioning as an example, for example, heat exchange
Device it is dirty it is stifled, filter screen dirtying is stifled etc., although the operational efficiency of air conditioner can be reduced, cause a possibility that directly endangering to compare
It is low；But perhaps outdoor environment temperature is excessively high is failure power supply wrong very serious or outdoor ring for the frequency wrong of power supply
Border temperature excessively high (common type) can cause the irregular operating of compressor, or forming high pressure is more than limit value, can generate damage
Bad compressor makes the dangerous situations such as compressor explosion.And common grade and general menace level can set hand by user
Dynamic or automated manner solves failure, and the priority for solving failure can also be determined by grade, corresponding to self test failure
The more high then priority processing of grade permission it is higher, when the grade corresponding to the self test failure is highest, control household electrical appliances break
It is electrically operated.
Embodiment 2
As shown in Fig. 2, the present embodiment proposes a kind of household electrical appliances Self-Protection Subsystem, the system comprises:
Grade classification module, for carrying out grade classification to most common failure in household electrical appliances；
Household electrical appliances selftest module obtains self-test fault message after completing process of self-test for household electrical appliances；
Household appliance control module, the operating status for the control household electrical appliances of the grade according to corresponding to self test failure information.
The system is by carrying out grade classification, then the event that household electrical appliances self-checking is obtained to the failure often occurred in household electrical appliances
Hinder parameter it is corresponding with grade, and then help user's fault location, judge the seriousness of an electric fault, by failure etc.
Grade controls the operating status of household electrical appliances, greatly extends the service life of household electrical appliances.
Common failure can be found in existing household electrical appliances fault list in household electrical appliances, therefore, the division of fault level
It can be formulated completely according to existing household electrical appliances fault list, it is convenient and efficient, it can be completed without paying extra work
Grade divides.
In order to allow user to be easy to understand the fault condition of household electrical appliances, checklist is generated simultaneously after household electrical appliances complete process of self-test
Mobile terminal is sent to by server.Record has grade corresponding to self test failure and self test failure in the checklist.
Since family's electric fault is there are many kinds of situation, more serious failure will cause household electrical appliances occur under electrifying condition it is fatal
Damage causes safety accident, and glitch will not influence the normal use of user, but in the feelings that the time is too long or load is too big
Under condition, it will cause household electrical appliances and damage or influence the service life, therefore user can also set household electrical appliances to the place of failure by mobile terminal
It manages permission and priority, such as according to the severity of failure by grade classification is very serious, general serious and three common
Grade, generic failure may include that operation generates harm, but endangers the lower situation of probability by taking air-conditioning as an example, for example, heat exchange
Device it is dirty it is stifled, filter screen dirtying is stifled etc., although the operational efficiency of air conditioner can be reduced, cause a possibility that directly endangering to compare
It is low；But perhaps outdoor environment temperature is excessively high is failure power supply wrong very serious or outdoor ring for the frequency wrong of power supply
Border temperature excessively high (common type) can cause the irregular operating of compressor, or forming high pressure is more than limit value, can generate damage
Bad compressor makes the dangerous situations such as compressor explosion.And common grade and general menace level can set hand by user
Dynamic or automated manner solves failure, and the priority for solving failure can also be determined by grade, corresponding to self test failure
The more high then priority processing of grade permission it is higher, when the grade corresponding to the self test failure is highest, control household electrical appliances break
It is electrically operated.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of household electrical appliances self-protection method, which is characterized in that the described method includes:
S1, grade classification is carried out to most common failure in household electrical appliances；
S2, household electrical appliances obtain self-test fault message after completing process of self-test, and generate checklist and be sent to movement by server
Terminal；
The operating status of S3, the control household electrical appliances of the grade according to corresponding to self test failure information, household electrical appliances to the processing authority of failure and
Priority is set by user by mobile terminal, when grade is common grade and general menace level, is set by user manual
Or automated manner solves failure, and the priority for solving failure determines that grade corresponding to self test failure information is got over by grade
It is high then the permission of priority processing is higher.
2. a kind of household electrical appliances self-protection method according to claim 1, which is characterized in that according to existing household electrical appliances in the S1
Fault list carries out grade classification to most common failure in household electrical appliances.
3. a kind of household electrical appliances self-protection method according to claim 1, which is characterized in that record has self-test in the checklist
Grade corresponding to fault message and self test failure information.
4. a kind of household electrical appliances self-protection method according to claim 1 or 3, which is characterized in that utilize the mobile terminal pair
The grade of division modifies and fault list to be detected in household electrical appliances process of self-test is arranged.
5. a kind of household electrical appliances self-protection method according to claim 1, which is characterized in that in the S3, when self test failure is believed
When the corresponding grade of breath is highest, control household electrical appliances carry out power operation.
6. a kind of household electrical appliances Self-Protection Subsystem, which is characterized in that the system comprises:
Grade classification module, for carrying out grade classification to most common failure in household electrical appliances；
Household electrical appliances selftest module completes process of self-test for household electrical appliances and obtains self-test fault message, and generates checklist and pass through service
Device is sent to mobile terminal；
Household appliance control module, for the operating status of the control household electrical appliances of the grade according to corresponding to self test failure information, household electrical appliances are to event
The processing authority and priority of barrier are set by user by mobile terminal, when grade is common grade and general menace level, are led to
Crossing user's setting, manually or automatically mode solves failure, and the priority for solving failure is determined by grade, self test failure information
The permission of the more high then priority processing of corresponding grade is higher.
7. a kind of household electrical appliances Self-Protection Subsystem according to claim 6, which is characterized in that basis in the grade classification module
Existing household electrical appliances fault list carries out grade classification to most common failure in household electrical appliances.
8. a kind of household electrical appliances Self-Protection Subsystem according to claim 6, which is characterized in that record has self-test in the checklist
Grade corresponding to fault message and self test failure information.
9. a kind of household electrical appliances Self-Protection Subsystem according to claim 6 or 8, which is characterized in that the mobile terminal is to division
Grade modify and fault list to be detected in household electrical appliances process of self-test be set.
10. a kind of household electrical appliances Self-Protection Subsystem according to claim 6, which is characterized in that in the household appliance control module, when
When grade corresponding to self test failure information is highest, control household electrical appliances carry out power operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610932261.6A CN106569422B (en) | 2016-10-31 | 2016-10-31 | A kind of household electrical appliances self-protection method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610932261.6A CN106569422B (en) | 2016-10-31 | 2016-10-31 | A kind of household electrical appliances self-protection method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106569422A CN106569422A (en) | 2017-04-19 |
| CN106569422B true CN106569422B (en) | 2019-10-29 |
Family
ID=58534305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610932261.6A Active CN106569422B (en) | 2016-10-31 | 2016-10-31 | A kind of household electrical appliances self-protection method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106569422B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946544A (en) * | 2019-03-29 | 2019-06-28 | 广东美的制冷设备有限公司 | Household electrical appliances fault detection method and device |
| CN110635977A (en) * | 2019-09-18 | 2019-12-31 | 青岛海信智慧家居系统股份有限公司 | Equipment self-checking method and device |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005098633A (en) * | 2003-09-26 | 2005-04-14 | Mitsubishi Electric Building Techno Service Co Ltd | Diagnosing device for low-temperature appliance loading two-stage compressor, and remote monitoring system of low-temperature appliance |
| JP2007263442A (en) * | 2006-03-28 | 2007-10-11 | Mitsubishi Electric Corp | Failure diagnosis system of air conditioner |
| CN101770025A (en) * | 2010-01-24 | 2010-07-07 | 朱凤林 | Radar life-detection instrument |
| CN102345915A (en) * | 2011-08-02 | 2012-02-08 | 宁波奥克斯电气有限公司 | Fault operation control method of DC (direct current) convertible frequency air conditioner |
| JP2012149802A (en) * | 2011-01-18 | 2012-08-09 | Daikin Industries Ltd | Control device of air conditioner |
| CN104101053A (en) * | 2014-07-04 | 2014-10-15 | 珠海格力电器股份有限公司 | Air conditioner monitoring method, device and system |
| CN104315653A (en) * | 2014-10-08 | 2015-01-28 | 广东美的制冷设备有限公司 | Air conditioner and self-checking method and system |
| CN104566838A (en) * | 2015-02-02 | 2015-04-29 | 珠海格力电器股份有限公司 | Method and device for detecting faults of air conditioner |
| CN104713188A (en) * | 2013-12-12 | 2015-06-17 | 广东美的制冷设备有限公司 | Control method and system of air conditioner |
| CN105202704A (en) * | 2015-10-16 | 2015-12-30 | 珠海格力电器股份有限公司 | Air conditioner fault information display method and device |
| CN105302120A (en) * | 2015-11-19 | 2016-02-03 | 广州云湾信息技术有限公司 | Remote service device, system and method of intelligent equipment |
| CN105333558A (en) * | 2014-05-27 | 2016-02-17 | 大金工业株式会社 | Air conditioner anomaly information automatic transmission method and system |
| CN105402795A (en) * | 2015-12-17 | 2016-03-16 | 珠海格力电器股份有限公司 | Range hood, detection method and device for same and mobile communication terminal |
| CN105783198A (en) * | 2016-04-26 | 2016-07-20 | 广东美的制冷设备有限公司 | Air conditioner and fault displaying method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120053738A1 (en) * | 2009-11-24 | 2012-03-01 | Friedrich Air Conditioning Co., A Division Of U.S. Natural Resources, Inc. | Remote control system for a room air conditioner and/or heat pump |
| CN103556664B (en) * | 2013-11-13 | 2016-05-11 | 山推工程机械股份有限公司 | A kind of bull-dozer fault automatic protecting method and system |
| CN103612567B (en) * | 2013-11-22 | 2015-12-09 | 上海翼锐汽车科技有限公司 | A kind of High-voltage safety protection system of electromobile and method thereof |
| CN104033992A (en) * | 2014-06-06 | 2014-09-10 | 广东美的暖通设备有限公司 | VRF (Variable Refrigerant Flow)air-conditioner fault handling method and air-conditioner |
| CN104534617B (en) * | 2014-12-08 | 2017-04-26 | 北京方胜有成科技股份有限公司 | Cold source centralized digital control method based on energy consumption monitoring |
| CN104506940B (en) * | 2014-12-15 | 2018-07-31 | 四川长虹电器股份有限公司 | A kind of information processing method and television set |
| CN104964387B (en) * | 2015-06-12 | 2017-07-25 | 石家庄国祥运输设备有限公司 | A kind of record and choosing method of rail traffic vehicles Air conditioning equipment failure information |
-
2016
- 2016-10-31 CN CN201610932261.6A patent/CN106569422B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005098633A (en) * | 2003-09-26 | 2005-04-14 | Mitsubishi Electric Building Techno Service Co Ltd | Diagnosing device for low-temperature appliance loading two-stage compressor, and remote monitoring system of low-temperature appliance |
| JP2007263442A (en) * | 2006-03-28 | 2007-10-11 | Mitsubishi Electric Corp | Failure diagnosis system of air conditioner |
| CN101770025A (en) * | 2010-01-24 | 2010-07-07 | 朱凤林 | Radar life-detection instrument |
| JP2012149802A (en) * | 2011-01-18 | 2012-08-09 | Daikin Industries Ltd | Control device of air conditioner |
| CN102345915A (en) * | 2011-08-02 | 2012-02-08 | 宁波奥克斯电气有限公司 | Fault operation control method of DC (direct current) convertible frequency air conditioner |
| CN104713188A (en) * | 2013-12-12 | 2015-06-17 | 广东美的制冷设备有限公司 | Control method and system of air conditioner |
| CN105333558A (en) * | 2014-05-27 | 2016-02-17 | 大金工业株式会社 | Air conditioner anomaly information automatic transmission method and system |
| CN104101053A (en) * | 2014-07-04 | 2014-10-15 | 珠海格力电器股份有限公司 | Air conditioner monitoring method, device and system |
| CN104315653A (en) * | 2014-10-08 | 2015-01-28 | 广东美的制冷设备有限公司 | Air conditioner and self-checking method and system |
| CN104566838A (en) * | 2015-02-02 | 2015-04-29 | 珠海格力电器股份有限公司 | Method and device for detecting faults of air conditioner |
| CN105202704A (en) * | 2015-10-16 | 2015-12-30 | 珠海格力电器股份有限公司 | Air conditioner fault information display method and device |
| CN105302120A (en) * | 2015-11-19 | 2016-02-03 | 广州云湾信息技术有限公司 | Remote service device, system and method of intelligent equipment |
| CN105402795A (en) * | 2015-12-17 | 2016-03-16 | 珠海格力电器股份有限公司 | Range hood, detection method and device for same and mobile communication terminal |
| CN105783198A (en) * | 2016-04-26 | 2016-07-20 | 广东美的制冷设备有限公司 | Air conditioner and fault displaying method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106569422A (en) | 2017-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101889834B1 (en) | Smart switchboard system | |
| US9164519B2 (en) | Smart environmental control system for an enclosure with diagnostics | |
| KR20170096133A (en) | An integrated hazard risk management and mitigation system | |
| CN104331042B (en) | State evaluation method of hydropower plant computer monitoring system | |
| CN104033992A (en) | VRF (Variable Refrigerant Flow)air-conditioner fault handling method and air-conditioner | |
| CN106569422B (en) | A kind of household electrical appliances self-protection method and system | |
| US20100237702A1 (en) | Emergency lighting methods and systems | |
| CA2665038C (en) | Apparatus and method for fire protection of electrical installations | |
| JP2016039714A (en) | Fault information evaluation system | |
| CN108731731A (en) | A kind of lighning proof type safety supervision system and lighning proof type safety supervision method | |
| CN206258543U (en) | A kind of source-drain autoalarm | |
| CN106813342B (en) | A kind of control method of infrared humidifier and infrared humidifier | |
| CN205323983U (en) | Electrostatic air cleaner | |
| CN106383298A (en) | Power distribution network fault detection method | |
| CN203798959U (en) | Power over-voltage/over-current fault indicator | |
| CN102393761B (en) | Environment monitoring system | |
| CN105977858A (en) | Intelligent and safe distribution box | |
| CN206725696U (en) | One kind electric leakage monitoring system | |
| CN109455190A (en) | Train ventilating system, accumulation power supply flue gas monitoring method, system and storage medium | |
| CN104269811A (en) | System for electric power protection and fire fighting | |
| CN103984321A (en) | Building power supplying management system | |
| CN103869216A (en) | Fault processing method and fault processing device for power grid system | |
| CN205283083U (en) | Automatic relay protection ware of outage | |
| CN202042033U (en) | Composite electric fire hazard detection device | |
| CN204624876U (en) | A kind of elevator landing door lock fault localization system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |