CN104134326A - Monitoring system and method for movable fireproof door and with voice guiding and prompting function - Google Patents

Monitoring system and method for movable fireproof door and with voice guiding and prompting function Download PDF

Info

Publication number
CN104134326A
CN104134326A CN201410383538.5A CN201410383538A CN104134326A CN 104134326 A CN104134326 A CN 104134326A CN 201410383538 A CN201410383538 A CN 201410383538A CN 104134326 A CN104134326 A CN 104134326A
Authority
CN
China
Prior art keywords
door
dog
fire
watch
voice
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.)
Granted
Application number
CN201410383538.5A
Other languages
Chinese (zh)
Other versions
CN104134326B (en
Inventor
肖贻勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Zhongtianming Fire Technology Co ltd
Original Assignee
SHENZHEN ZHONGTIANMING TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENZHEN ZHONGTIANMING TECHNOLOGY Co Ltd filed Critical SHENZHEN ZHONGTIANMING TECHNOLOGY Co Ltd
Priority to CN201410383538.5A priority Critical patent/CN104134326B/en
Publication of CN104134326A publication Critical patent/CN104134326A/en
Application granted granted Critical
Publication of CN104134326B publication Critical patent/CN104134326B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention provides a monitoring system and method for a movable fireproof door and with the voice guiding and prompting function. When fire breaks out, after a door edge monitor receives a fire alarm signal sent by a control cabinet monitor or a fire detector, the door edge monitor starts a voice module to play escape prompting voice, and escape personnel can quickly escape after hearing the prompting voice; when fire does not break out at ordinary times, when the fireproof door breaks down, the door edge monitor transmits fault signals to the control chamber monitor, monitoring personnel can arrange staff to maintain the fireproof door after acquiring the fault signals, meanwhile, the door edge monitor starts the voice module to play prompting voice of faults of the fireproof door, surrounding staff can overhaul the fireproof door in time after hearing the voice of the faults of the fireproof door, and therefore it is guaranteed that the fireproof door is constantly in a normal state.

Description

Supervisory system and the method with the movable fire-proof door of voice guide prompting function
Technical field
The present invention relates to a kind of movable fire-proof door, relate in particular to a kind of supervisory system and method with the movable fire-proof door of voice guide prompting function.
Background technology
At present, existing movable fire-proof door is when breaking out of fire not, and in normally off, existing movable fire-proof door has following shortcoming:
(1) people artificially stop up movable fire-proof door conventionally, cause movable fire-proof door automatically to close, and cannot stop spreading of the intensity of a fire, can not play every the effect of cigarette back-fire relief.
(2) movable fire-proof door is normal closed gate state at ordinary times, and when fire occurs, people can take for this movable fire-proof door and cannot open in escape situation, causes people to miss the chance of escaping in time from this fire-proof door.
(3), when movable fire-proof door breaks down state, people cannot learn in time, can not to movable fire-proof door, keep in repair in time, have great hidden fire-fighting danger.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of supervisory system and method with the movable fire-proof door of voice guide prompting function is provided, when breaking out of fire, there is escape voice prompting function, when movable fire-proof door breaks down, can notify in time maintenance personal to overhaul it.
The present invention is achieved in that a kind of supervisory system with the movable fire-proof door of voice guide prompting function, comprises a limit watch-dog, in the watch-dog of described door limit, is provided with voice module, and described door limit watch-dog is connected with pulpit watch-dog with door status switch respectively;
Described door limit watch-dog is play escape prompting voice for receiving the fire alarm of sending from described pulpit watch-dog and starting described voice module;
Described door limit watch-dog is also for receiving the movable fire-proof door that sends from described door status switch in opening, cut out or the signal of malfunction, and the unlatching of show events fire-proof door, close or malfunction, when movable fire-proof door is during in malfunction, described door limit watch-dog starts described voice module and plays fault and remind voice;
Described door limit watch-dog also for by movable fire-proof door in opening, close or the signal of malfunction sending described pulpit watch-dog to;
When fire alarm is eliminated, described door limit watch-dog is also reminded voice for making described voice module stop playing escape;
When the fault-signal of movable fire-proof door is eliminated, described door limit watch-dog is also reminded voice for making described voice module stop playing fault;
Described door status switch for monitoring fire-proof door in opening, close or the real-time status of fault, and by movable fire-proof door in opening, close or the signal of malfunction being sent to described door limit watch-dog;
Described pulpit watch-dog is for sending fire alarm to described door limit watch-dog when breaking out of fire, and described pulpit watch-dog is used for receiving the fault-signal of movable fire-proof door when movable fire-proof door fault;
Voice module in the watch-dog of described door limit is used for playing escape and reminds voice or movable fire-proof door fault to remind voice.
Further, described door limit watch-dog is also connected with fire detector, and described fire detector is used for sending fire alarm to described door limit watch-dog when breaking out of fire.
The present invention also provides a kind of method for supervising of supervisory system of the foregoing movable fire-proof door with voice guide prompting function, and described method for supervising comprises:
When movable fire-proof door is normally used, push movable fire-proof door open, door status switch detects movable fire-proof door in opening, door status switch sends to a limit watch-dog by start signal, door limit watch-dog show events fire-proof door is in opening, simultaneously, door limit watch-dog sends to pulpit watch-dog by start signal, as movable fire-proof door in setting-up time is closed voluntarily, door status switch detects movable fire-proof door in closed condition, door status switch sends to a limit watch-dog by shutdown signal, door limit watch-dog show events fire-proof door is in closed condition, simultaneously, door limit watch-dog sends to pulpit watch-dog by shutdown signal,
When breaking out of fire, though movable fire-proof door in which kind of state, when a door limit watch-dog receives the fire alarm of being sent by pulpit watch-dog, a door limit watch-dog starts a voice module and plays escape and remind voice;
When movable fire-proof door produces fault, push movable fire-proof door open, door status switch detects movable fire-proof door in opening, door status switch sends to a limit watch-dog by start signal, door limit watch-dog show events fire-proof door is in opening, simultaneously, door limit watch-dog sends to pulpit watch-dog by start signal, as surpassed the movable fire-proof door of setting-up time, do not close voluntarily yet, door limit watch-dog show events fire-proof door is in malfunction, and door limit watch-dog starts the prompting voice of voice module broadcasting activity fire-proof door fault;
When fire alarm is eliminated, door limit watch-dog makes voice module stop playing escape and reminds voice;
When movable fire-proof door fault-signal is eliminated, door limit watch-dog makes voice module stop playing fault and reminds voice.
Particularly, described setting-up time is 5-10 second.
Particularly, the escape of described voice module reminds the priority level of voice to remind voice higher than fault.
Particularly, described door status switch sends movable fire-proof door status signal to described door limit watch-dog in wired or wireless mode.
Supervisory system and the method with the movable fire-proof door of voice guide prompting function provided by the invention, tool has the following advantages:
(1) when breaking out of fire, no matter movable fire-proof door is in which kind of state, when door limit watch-dog receives the fire alarm of being sent by pulpit watch-dog, door limit watch-dog starts voice module and plays escape prompting voice, escape personnel can be escaped by opening movable fire-proof door in time, avoided escape personnel to see movable fire-proof door in closed condition and the wrong idea that generation activity fire-proof door cannot be opened;
(2) when movable fire-proof door produces fault, push movable fire-proof door open, door status switch detects movable fire-proof door in opening, door status switch sends to a limit watch-dog by start signal, door limit watch-dog show events fire-proof door is in opening, simultaneously, door limit watch-dog sends to pulpit watch-dog by start signal, as surpassed the movable fire-proof door of setting-up time, do not close voluntarily yet, door limit watch-dog show events fire-proof door is in malfunction, door limit watch-dog starts the voice of voice module broadcasting activity fire-proof door fault, after personnel around hear the voice of movable fire-proof door fault, can to movable fire-proof door, overhaul in time, improved the overhaul efficiency of movable fire-proof door, guaranteed the movable fire-proof door state in pushing open and close constantly, the fault of having avoided movable fire-proof door does not have on-call maintenance and causes playing the phenomenon of fireproofing function.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the supervisory system of the movable fire-proof door with voice guide prompting function that provides of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
As shown in Figure 1, the embodiment of the present invention also provides a kind of fire alarm and fault control system of movable fire-proof door, comprise a limit watch-dog 1, in door limit watch-dog 1, be provided with voice module (not shown), door limit watch-dog 1 is connected with pulpit watch-dog 3 with door status switch 2 respectively, and door limit watch-dog 1 also can be connected with fire detector 4;
Door limit watch-dog 1 is play escape and is reminded voice for receiving the fire alarm of sending from pulpit watch-dog 3 or fire detector 4 and starting voice module;
Door limit watch-dog 1 is also for receiving the movable fire-proof door 5 that sends from door status switch 2 in opening, cut out or the signal of malfunction, and the unlatching of show events fire-proof door 5, close or malfunction, when movable fire-proof door 5 is during in malfunction, door limit watch-dog 1 starts voice module and plays fault and remind voice;
Door limit watch-dog 1 also for by movable fire-proof door 5 in opening, close or the signal of malfunction sending pulpit watch-dog 3 to;
When fire alarm is eliminated, door limit watch-dog 1 is also reminded voice for making voice module stop playing escape;
When the fault-signal of movable fire-proof door 5 is eliminated, door limit watch-dog 1 is also reminded voice for making voice module stop playing fault;
Door status switch 2 for monitoring fire-proof door 5 in opening, close or the real-time status of fault, and by movable fire-proof door 5 in opening, close or the signal of malfunction being sent to a limit watch-dog 1;
Pulpit watch-dog 3 is for sending fire alarm to door limit watch-dog 1 when breaking out of fire, and pulpit watch-dog 3 is used for receiving the fault-signal of movable fire-proof door 5 when movable fire-proof door 5 fault;
Voice module in door limit watch-dog 1 is used for playing escape and reminds voice or movable fire-proof door 5 faults to remind voice.
Referring again to Fig. 1, the method for supervising of the supervisory system of the movable fire-proof door with voice guide prompting function that the embodiment of the present invention provides, this method for supervising comprises:
When normal use of movable fire-proof door 5, push movable fire-proof door 5 open, door status switch 2 detects movable fire-proof door 5 in opening, door status switch 2 sends to a limit watch-dog 1 by start signal, door limit watch-dog 1 show events fire-proof door 5 is in opening, meanwhile, door limit watch-dog 1 sends to pulpit watch-dog 3 by start signal; As (if 5-10 is in second) movable fire-proof door 5 in setting-up time is closed voluntarily, door status switch 2 detects movable fire-proof door 5 in closed condition, door status switch 2 sends to a limit watch-dog 1 by shutdown signal, door limit watch-dog 1 show events fire-proof door 5 is in closed condition, meanwhile, door limit watch-dog 1 sends to pulpit watch-dog 3 by shutdown signal;
When breaking out of fire, no matter movable fire-proof door 5 is in which kind of state, when door limit watch-dog 1 receives the fire alarm of being sent by pulpit watch-dog 3 or fire detector 4, door limit watch-dog 1 starts voice module and plays escape prompting voice (for example: " fire exit; please from then on door escape "), make escape personnel in time by opening movable fire-proof door 5 escapes, to have avoided escape personnel to see movable fire-proof door 5 in closed condition and the wrong idea that generation activity fire-proof door 5 cannot be opened;
When movable fire-proof door 5 produces fault, push movable fire-proof door 5 open, door status switch 2 detects movable fire-proof door 5 in opening, door status switch 2 sends to a limit watch-dog 1 by start signal, door limit watch-dog 1 show events fire-proof door 5 is in opening, simultaneously, door limit watch-dog 1 sends to pulpit watch-dog 3 by start signal, as surpassed the movable fire-proof door 5 of setting-up time (setting-up time of the present embodiment is 5-10 second), do not close voluntarily yet, door limit watch-dog 1 show events fire-proof door 5 is in malfunction, door limit watch-dog 1 starts the prompting voice (for example: " please keep fire-proof door intact ") of voice module broadcasting activity fire-proof door 5 faults, after personnel around hear the voice of movable fire-proof door 5 faults, can to movable fire-proof door 5, overhaul in time, improved the overhaul efficiency of movable fire-proof door 5, guaranteed movable fire-proof door 5 state in pushing open and close constantly, the fault of having avoided movable fire-proof door 5 does not have on-call maintenance and causes playing the phenomenon of fireproofing function,
When fire alarm is eliminated, door limit watch-dog 1 makes voice module stop playing escape and reminds voice;
When the fault alerting signal of movable fire-proof door 5 is eliminated, door limit watch-dog 1 makes voice module stop playing fault and reminds voice.
In the present embodiment, the escape of voice module reminds the priority level of voice to remind voice higher than fault, and door status switch 2 sends movable fire-proof door 5 status signals to a limit watch-dog 1 in wired or wireless mode.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.

Claims (6)

1. a supervisory system with the movable fire-proof door of voice guide prompting function, is characterized in that, comprises a limit watch-dog, in the watch-dog of described door limit, is provided with voice module, and described door limit watch-dog is connected with pulpit watch-dog with door status switch respectively;
Described door limit watch-dog is play escape prompting voice for receiving the fire alarm of sending from described pulpit watch-dog and starting described voice module;
Described door limit watch-dog is also for receiving the movable fire-proof door that sends from described door status switch in opening, cut out or the signal of malfunction, and the unlatching of show events fire-proof door, close or malfunction, when movable fire-proof door is during in malfunction, described door limit watch-dog starts described voice module and plays fault and remind voice;
Described door limit watch-dog also for by movable fire-proof door in opening, close or the signal of malfunction sending described pulpit watch-dog to;
When fire alarm is eliminated, described door limit watch-dog is also reminded voice for making described voice module stop playing escape;
When the fault-signal of movable fire-proof door is eliminated, described door limit watch-dog is also reminded voice for making described voice module stop playing fault;
Described door status switch for monitoring fire-proof door in opening, close or the real-time status of fault, and by movable fire-proof door in opening, close or the signal of malfunction being sent to described door limit watch-dog;
Described pulpit watch-dog is for sending fire alarm to described door limit watch-dog when breaking out of fire, and described pulpit watch-dog is used for receiving the fault-signal of movable fire-proof door when movable fire-proof door fault;
Voice module in the watch-dog of described door limit is used for playing escape and reminds voice or movable fire-proof door fault to remind voice.
2. the supervisory system with the movable fire-proof door of voice guide prompting function according to claim 1, it is characterized in that, described door limit watch-dog is also connected with fire detector, and described fire detector is used for sending fire alarm to described door limit watch-dog when breaking out of fire.
3. a method for supervising for the supervisory system of the movable fire-proof door with voice guide prompting function as claimed in claim 1 or 2, is characterized in that, described method for supervising comprises:
When movable fire-proof door is normally used, push movable fire-proof door open, door status switch detects movable fire-proof door in opening, door status switch sends to a limit watch-dog by start signal, door limit watch-dog show events fire-proof door is in opening, simultaneously, door limit watch-dog sends to pulpit watch-dog by start signal, as movable fire-proof door in setting-up time is closed voluntarily, door status switch detects movable fire-proof door in closed condition, door status switch sends to a limit watch-dog by shutdown signal, door limit watch-dog show events fire-proof door is in closed condition, simultaneously, door limit watch-dog sends to pulpit watch-dog by shutdown signal,
When breaking out of fire, though movable fire-proof door in which kind of state, when a door limit watch-dog receives the fire alarm of being sent by pulpit watch-dog, a door limit watch-dog starts a voice module and plays escape and remind voice;
When movable fire-proof door produces fault, push movable fire-proof door open, door status switch detects movable fire-proof door in opening, door status switch sends to a limit watch-dog by start signal, door limit watch-dog show events fire-proof door is in opening, simultaneously, door limit watch-dog sends to pulpit watch-dog by start signal, as surpassed the movable fire-proof door of setting-up time, do not close voluntarily yet, door limit watch-dog show events fire-proof door is in malfunction, and door limit watch-dog starts the prompting voice of voice module broadcasting activity fire-proof door fault;
When fire alarm is eliminated, door limit watch-dog makes voice module stop playing escape and reminds voice;
When movable fire-proof door fault-signal is eliminated, door limit watch-dog makes voice module stop playing fault and reminds voice.
4. the method for supervising of the supervisory system of the movable fire-proof door with voice guide prompting function according to claim 3, is characterized in that, described setting-up time is 5-10 second.
5. the method for supervising of the supervisory system of the movable fire-proof door with voice guide prompting function according to claim 3, is characterized in that, the escape of described voice module reminds the priority level of voice to remind voice higher than fault.
6. the method for supervising of the supervisory system of the movable fire-proof door with voice guide prompting function according to claim 3, is characterized in that, described door status switch sends movable fire-proof door status signal to described door limit watch-dog in wired or wireless mode.
CN201410383538.5A 2014-08-07 2014-08-07 There is the monitoring method of the movable fire resistant doorsets of voice guide prompting function Expired - Fee Related CN104134326B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410383538.5A CN104134326B (en) 2014-08-07 2014-08-07 There is the monitoring method of the movable fire resistant doorsets of voice guide prompting function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410383538.5A CN104134326B (en) 2014-08-07 2014-08-07 There is the monitoring method of the movable fire resistant doorsets of voice guide prompting function

Publications (2)

Publication Number Publication Date
CN104134326A true CN104134326A (en) 2014-11-05
CN104134326B CN104134326B (en) 2016-08-24

Family

ID=51806989

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410383538.5A Expired - Fee Related CN104134326B (en) 2014-08-07 2014-08-07 There is the monitoring method of the movable fire resistant doorsets of voice guide prompting function

Country Status (1)

Country Link
CN (1) CN104134326B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107978124A (en) * 2017-12-25 2018-05-01 中国矿业大学(北京) Intelligent emergency structure and emergency evacuation method
CN108360962A (en) * 2017-07-18 2018-08-03 广州地铁设计研究院有限公司 A kind of monitoring system of Subway Tunnel service channel normally closed type fire resistant doorsets
CN109025729A (en) * 2018-09-21 2018-12-18 青岛地铁集团有限公司运营分公司 Subway Tunnel service channel fire resistant doorsets failure warning device and use monitoring system

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807480A (en) * 1972-05-23 1974-04-30 Won Door Corp Door with automatic fire restricting system
US4785293A (en) * 1985-12-05 1988-11-15 Leonard Shearer Alarm system prior to firedoor drop
KR101030195B1 (en) * 2010-09-13 2011-04-22 (주)부건종합건축사사무소 A fire preventing door established at the entrance of building
CN201981966U (en) * 2011-01-18 2011-09-21 深圳职业技术学院 Normally-open fire door
CN202755860U (en) * 2012-08-03 2013-02-27 河南省长城门业有限公司 Fireproof door capable of sensing alarm and guiding to escape
CN203217320U (en) * 2013-03-18 2013-09-25 浙江省烟草公司杭州市公司 Remote monitoring and alarming management device of fire-fighting fireproof door
CN103967397A (en) * 2014-05-21 2014-08-06 常州荣夏电子科技有限公司 Fireproof door monitoring system
CN204029124U (en) * 2014-08-07 2014-12-17 深圳市中天明科技有限公司 There is the supervisory system of the movable fire-proof door of voice guide prompting function

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807480A (en) * 1972-05-23 1974-04-30 Won Door Corp Door with automatic fire restricting system
US4785293A (en) * 1985-12-05 1988-11-15 Leonard Shearer Alarm system prior to firedoor drop
KR101030195B1 (en) * 2010-09-13 2011-04-22 (주)부건종합건축사사무소 A fire preventing door established at the entrance of building
CN201981966U (en) * 2011-01-18 2011-09-21 深圳职业技术学院 Normally-open fire door
CN202755860U (en) * 2012-08-03 2013-02-27 河南省长城门业有限公司 Fireproof door capable of sensing alarm and guiding to escape
CN203217320U (en) * 2013-03-18 2013-09-25 浙江省烟草公司杭州市公司 Remote monitoring and alarming management device of fire-fighting fireproof door
CN103967397A (en) * 2014-05-21 2014-08-06 常州荣夏电子科技有限公司 Fireproof door monitoring system
CN204029124U (en) * 2014-08-07 2014-12-17 深圳市中天明科技有限公司 There is the supervisory system of the movable fire-proof door of voice guide prompting function

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘自范 等: "多功能逃生防火门", 《消防科学与技术》, no. 2, 29 February 2012 (2012-02-29) *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108360962A (en) * 2017-07-18 2018-08-03 广州地铁设计研究院有限公司 A kind of monitoring system of Subway Tunnel service channel normally closed type fire resistant doorsets
CN107978124A (en) * 2017-12-25 2018-05-01 中国矿业大学(北京) Intelligent emergency structure and emergency evacuation method
CN107978124B (en) * 2017-12-25 2023-12-19 中国矿业大学(北京) Intelligent emergency structure and emergency evacuation method
CN109025729A (en) * 2018-09-21 2018-12-18 青岛地铁集团有限公司运营分公司 Subway Tunnel service channel fire resistant doorsets failure warning device and use monitoring system

Also Published As

Publication number Publication date
CN104134326B (en) 2016-08-24

Similar Documents

Publication Publication Date Title
CN206431778U (en) A kind of intelligent fire alarm system
CN104123806B (en) There is the monitoring method of the normally opened fire resistant doorsets of voice guide prompting function
CN103901357B (en) A kind of fire fighting equipment power supply monitoring system
CN104134326A (en) Monitoring system and method for movable fireproof door and with voice guiding and prompting function
CN201141309Y (en) Inverted ventilation fire protection device for mine belt transportation lane
CN101966375A (en) Fire extinguishing system of wind generating set
CN1555897A (en) Fire proof system and fire retarding method of cable funnel
CN204029124U (en) There is the supervisory system of the movable fire-proof door of voice guide prompting function
CN204029111U (en) There is the supervisory system often opening fire-proof door of voice guide prompting function
CN205177065U (en) Electric fire automatic fire extinguishing device
CN102568165B (en) Comprehensive alarm method of fireproof space of nuclear power plant
CN203659326U (en) Building smoke simulation demonstration system
CN201684321U (en) Intelligent image fire protection system for wind power generation set
CN102693687A (en) Emergency evacuation marker light applied to intersection
CN205656734U (en) Fire alarm device of real time monitoring condition of a fire
CN205427554U (en) Prevent fire door remote monitering system
CN102526912A (en) Fire preventing and controlling method for underground transformer substation
CN202289285U (en) Fire-fighting linkage control system
CN205068082U (en) Firefighting power supply monitored control system
CN205445417U (en) Highly reliablely prevent fire door monitored control system
CN204619228U (en) City cable ditch hot aerosol fire extinguishing system
CN203882406U (en) Fire and gas panel of well repairing machine
CN103198612A (en) Mobile intelligent monitoring alarm device of inspection well cover and early-warning method of device
CN205508044U (en) Fire -fighting broadcast system
CN202755860U (en) Fireproof door capable of sensing alarm and guiding to escape

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20220125

Address after: 518000 401, building 22, No. 187 liangbai Road, liangbai community, Pinghu street, Longgang District, Shenzhen City, Guangdong Province

Patentee after: SHENZHEN ZHONGTIANMING FIRE TECHNOLOGY Co.,Ltd.

Address before: 518000 east block, 2nd floor, No.2 factory building, Xinyuan Industrial Zone, Xinmu community, Pinghu street, Longgang District, Shenzhen City, Guangdong Province

Patentee before: SHENZHEN ZHONGTIANMING TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160824

CF01 Termination of patent right due to non-payment of annual fee