CN105041160A - Fireproof door monitor system and fireproof door disposal method - Google Patents

Fireproof door monitor system and fireproof door disposal method Download PDF

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Publication number
CN105041160A
CN105041160A CN201410564545.5A CN201410564545A CN105041160A CN 105041160 A CN105041160 A CN 105041160A CN 201410564545 A CN201410564545 A CN 201410564545A CN 105041160 A CN105041160 A CN 105041160A
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China
Prior art keywords
door
labeled
fireproof door
labeled door
dog
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CN201410564545.5A
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CN105041160B (en
Inventor
宁伟
李艳庆
路艳君
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XI'AN LE DOOR INDUSTRY Co Ltd
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XI'AN LE DOOR INDUSTRY Co Ltd
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Priority to CN201410564545.5A priority Critical patent/CN105041160B/en
Publication of CN105041160A publication Critical patent/CN105041160A/en
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Abstract

The invention relates to the safety door field, and especially relates to a fireproof door monitor system and a fireproof door disposal method; after fire hazard happened, if a fireproof door monitor is in an automatic state (an automatic control indication lamp is lit up), the fireproof door monitor will automatically connect with an automatic door closer and/or door magnistor on the fireproof door, thus ensuring safety of a people evacuation route; when a controller is in a hand-operated state (the automatic control indication lamp is quenched, and a hand-operated control indication lamp is lit up), artificial operation is carried out; the fireproof door monitor can monitor work states of a normally closed door in real time, once the normally closed door is not timely closed after opening, the fireproof door monitor can send a fault alarm signal right away, thus reminding duty people to do corresponding treatment, and timely closing the normally closed fireproof door; if communication between the monitor and the fireproof door fails, or the fireproof door fails, the monitor can send the fault alarm signal and light up the fault indication lamp, fault alarm sound is sent out, and the address of the fireproof door sending the fault signal can be simultaneously indicated on a LCD screen.

Description

A kind of labeled door monitoring system and labeled door method of disposal
Technical field
The present invention relates to safety door field, particularly relate to a kind of labeled door monitoring system and labeled door method of disposal.
Background technology
There is following defect in prior art:
1. labeled door does not have water spraying structure;
2. labeled door is difficult to play isolated effect in case of fire, is difficult to form enclosure space;
3. ventilating except air-conditioning just not convenient, air-conditioning also can directly be dried;
4. existing door cannot form isolated inside and outside space;
5. a body cannot ponding, distortion of easily burning;
6. intelligence degree is not high, and the level of informatization is not enough.
Summary of the invention
The object of invention: in order to provide a kind of labeled door monitoring system and labeled door method of disposal of better effects if, specific purposes are shown in multiple substantial technological effects of concrete implementation section.
In order to reach as above object, the present invention takes following technical scheme:
Scheme one:
A kind of labeled door method of disposal, it is characterized in that, comprise more than one door, described door is provided with automatic door closer and/or door status switch, the all monitored extension set of described automatic door closer and/or door status switch controls can opening and closing, described monitoring extension set and the communication connection of upper labeled door watch-dog, described upper labeled door watch-dog also communicates to connect fire alarm control unit;
After breaking out of fire, if (automatically control indicator lamp to light) labeled door watch-dog when labeled door watch-dog is in auto state, the automatic door closer on automatic linkage labeled door and/or door status switch, ensure the safety of personnel's evacuation route; When controller is in manual mode (extinguishing of control indicator lamp, Non-follow control indicator lamp are lighted automatically), manual operation; The duty of labeled door watch-dog real time monitoring normal closed gate, once find that normal closed gate is not closed after being opened in time, can send failure alarm signal immediately, remind operator on duty to process accordingly, close normally closed labeled door in time; When connection between watch-dog and labeled door or labeled door break down, watch-dog sends failure alarm signal, lights malfunction indicator lamp, sends fault alarm sound equipment, and on liquid crystal display, the labeled door address of fault is reported in instruction simultaneously.
Scheme two:
A kind of labeled door monitoring system, it is characterized in that, comprise more than one door, described door is provided with automatic door closer and/or door status switch, the all monitored extension set of described automatic door closer and/or door status switch controls can opening and closing, described monitoring extension set and the communication connection of upper labeled door watch-dog, described upper labeled door watch-dog also communicates to connect fire alarm control unit.
The further technical scheme of the present invention is, described door comprises sash structure and can close at the door body on sash structure, also door closer is comprised between sash structure and door body, the wall end of turning of described door closer has pull head can choke a body and pulls it to move, also comprise pipeline and the drencher head being positioned at pipe end, described drencher head is fixed on that pull head is outer and towards door body, described pipeline is connected to pump, and pump is submersible pump and is placed in water.
The further technical scheme of the present invention is, described pipe end is also connected with a transverse pipe, and described transverse pipe comprises more than one hole, and door body is pointed in this hole.
The further technical scheme of the present invention is, what described pipeline depended on door closer turns wall, described door body comprises ponding lines, described ponding lines cross direction profiles or curve distribution, and the edge of door body is pointed in the hole in described transverse pipe.
The further technical scheme of the present invention is, comprise a body and wall space, described door body is rotatable to be installed on wall, described door body both sides all comprise an outlet and are respectively outer vent and inner outlet, described outer vent is connected a riser with inner outlet respectively by a bellows section, also comprise can promote two risers the pipeline opening of itself and top is connect and stir handle, described handle of stirring connects a rod-like structure and to be connected riser, describedly stir the Kong Bingneng that handle passes a body and be elevated in this hole, comprise two projections in this hole and fixedly can stir handle, the pipeline opening of described top is two pipelines, two pipelines connect water source container or gas source vessel respectively, two each self-contained valves of pipeline, also connected by pipeline between described water source container or gas source vessel.
The further technical scheme of the present invention is, described water source internal tank has whitewash and water pump, water pump connecting pipe; There is air pump described gas source vessel inside, air pump connecting pipe.
The further technical scheme of the present invention is, also comprise physics caution system, described physics caution system comprises body of wall and door body, described Men Tike turns and is installed on body of wall, it is characterized in that, described body of wall comprises body of wall space, described door body comprises space on door, on described body of wall space and door, space all comprises the sheet metal of a bottom separately, described sheet metal is fixed with spring, described spring end comprises contact lever, described contact lever is Metallic rod, described sheet metal connects electric wire separately, described electric wire there is power supply, described electric wire is also provided with indicator lamp, described indicator lamp is placed in body of wall outside, when door closes time, two Metallic rod extrude two sheet metals and can connect circuit.
The further technical scheme of the present invention is, described electric wire is placed in body of wall inside, and described physics caution system comprises more than one group, and the indicator lamp of described physics caution system is integrated on panel, described contact lever end comprises the contact surface of sheet, and described electric wire outside is fire-proof leather.
Adopt the present invention of as above technical scheme, have following beneficial effect relative to prior art: stable and reliable operation, there is good autgmentability with maintainable.Labeled door watch-dog and many moneys monitoring module form jumbo labeled door monitoring system, can be widely used in the intensive places of personnel at all levels such as factory, school, hospital, market, hotel, theater, exhibition room, office building.
Accompanying drawing explanation
In order to further illustrate the present invention, be described further below in conjunction with accompanying drawing:
Fig. 1 is invention structural representation;
Fig. 2 is the structural representation that invention is arranged;
Fig. 3 be invention labeled door arrange realize one of structure schematic diagram;
Fig. 4 is two schematic diagrames realizing structure that invention labeled door is arranged;
Fig. 5 is that invention Part II realizes structural representation;
Fig. 6 is a structural representation in internal fixtion hole;
Fig. 7 is that invention Part III realizes structural representation;
Fig. 8 is invention structural representation two;
Wherein: 1. sash structure; 2. a body; 3. door closer; 4. pull head; 5. drencher head; 6. transverse pipe; 7. lines.11. water source containers; 12. gas source vessel; 13. wall space; 14. connect interior pipe; 15. connect outer tube; 16. promote the mouth of pipe; 17. bellows sections; 18. outer vents; 19. intersection hoops; 20. stir handle; 21. inner outlets; 22. bodies; 31. upper spaces; 32. bodies of wall; 33. bodies; 34. body of wall spaces; 35. contact levers; 36. springs; 37. indicator lamps; 38. electric wires.
Detailed description of the invention
Be described embodiments of the invention below in conjunction with accompanying drawing, embodiment is not construed as limiting the invention:
Composition graphs 1:
System adopts National Federation of Trade Unions's line Two-stage control framework, can form Large Copacity monitoring system, stable and reliable operation, installs simple, uses manpower and material resources sparingly.Labeled door watch-dog structure can adopt wall mounted versions.5, labeled door watch-dog can carry out communication by network interface, RS232, RS485 or CAN interface and fire alarm control unit, receives the fire detector information that fire alarm control unit exports, and utilizes fire smoke situation information to control often to open the closedown of labeled door.The fire compartmentation state that also can be monitored by 3 way switch amount interface fire alarm control units, controls the closedown of labeled door according to predetermined prediction scheme.Labeled door watch-dog adopts embedded system, display employing 7 cun of LCD chromatic liquid crystal screens, can the direct Word message such as simultaneously display device status information, device location information, warning and startup on liquid crystal display, displaying contents is abundant, directly perceived, is user-friendly to.All right field programming, user operation classification.
After breaking out of fire, if (automatically control indicator lamp to light) when controller is in auto state, watch-dog device is according to interaction relation prepared in advance, and automatic linkage labeled door, ensures the safety of personnel's evacuation route.When controller is in manual mode (extinguishing of control indicator lamp, Non-follow control indicator lamp are lighted automatically), controller needs operator on duty to intervene, and Non-follow control labeled door carries out associative operation.The duty of labeled door watch-dog real time monitoring normal closed gate, once find that normal closed gate is not closed after being opened in time, can send failure alarm signal immediately, remind operator on duty to process accordingly, close normally closed labeled door in time.
When connection between watch-dog and labeled door or labeled door break down, watch-dog sends failure alarm signal, lights malfunction indicator lamp, sends fault alarm sound equipment, and on liquid crystal display, the labeled door address of fault is reported in instruction simultaneously.Controller can record 2000 events occurred recently, and comprise fire alarm, startup, reset operation venue location location, date, time, user can carry out event inquiry by liquid crystal display.
connecting line between watch-dog to monitoring extension set
Every platform watch-dog can be with 32,1 tunnel monitoring extension set, and the connection between watch-dog and monitoring extension set adopts the twisted pair wire of ZR-RVS2*1.0mm, and every road farthest length of arrangement wire is 1000m.
connecting line between monitoring extension set to monitoring module
Power line between monitoring extension set and monitoring module adopts the common cable of ZR-BV2 × 1.5mm, when being with full module, length of arrangement wire is 200m farthest, if power line adopts the common cable of ZR-BV2 × 2.5mm, illustrate when being with full 32 modules, length of arrangement wire is 500m farthest.Other situations can calculate, basic principle: the supply voltage that least significant end often opens labeled door is not less than 18V.
Between monitoring extension set and labeled door, connection adopts the twisted pair wire of ZR-BVS2 × 1.0mm, and when being with full 32 monitoring modules, length of arrangement wire is 1000m farthest.
monitoring module is to the connecting line between door closer, release, door magnetic
Adopt the common cable of ZR-BV2 × 1.5mm, length is no more than 5m.
poling protection requirement
Power line, the holding wire of system can be laid, please according to Practical Project situation reasonable line arrangement in condominium.But native system power line and holding wire can not be laid with other any forceful electric power circuit condominium of engineering site, unless adopted Shielded Twisted Pair, and ensure that screen layer can be abutted against the earth.
Part I structure Continual Improvement:
The door body 2 comprising sash structure 1 and can close on sash structure 1, door closer 3 is also comprised between sash structure 1 and door body 2, the wall end of turning of described door closer 3 has pull head 4 can choke a body 2 and pulls it to move, also comprise pipeline and the drencher head being positioned at pipe end, it is outer and towards door body 2 that described drencher head is fixed on pull head 4, described pipeline is connected to pump, and pump is submersible pump and is placed in water.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are for one of any as follows: A. drencher head arrangement make water directly can splash on door body, therefore, outside dense smoke can not enter indoor, and temperature meeting evaporation water, makes interior temperature relatively low; B. need not arrange independent structure, make full use of the structure of door closer, make to make the best use of everything, on existing door body, transformation is convenient.
Described pipe end is also connected with a transverse pipe 6, and described transverse pipe 6 comprises more than one hole, and door body is pointed in this hole.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows, and horizontal pipeline evenly can divide water, make overall point water better effects if.
What described pipeline depended on door closer 3 turns wall.
Described door body comprises ponding lines, described ponding lines cross direction profiles or curve distribution.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: ponding lines can ponding, when naked light or flue dust attack, can play certain inhibition, prevent flue gas from entering indoor, the living environment that impact is indoor.
The edge of door body is pointed in hole in described transverse pipe 6.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: can form sealed environment, even if external environment condition is severe, inside can form the environment of relative low temperature.
Through test, this patent can effectively stop dense smoke to enter indoor, and makes indoor and outdoor temperature difference more than 10 degrees Celsius.(outside naked light)
Part II structure Continual Improvement:
Comprise a body and wall space, described door body is rotatable to be installed on wall, it is characterized in that, described door body both sides all comprise an outlet and are respectively outer vent 18 and inner outlet 21, described outer vent 18 is connected a riser with inner outlet 21 respectively by a bellows section 17, also comprise can promote two risers the pipeline opening of itself and top is connect and stir handle, described handle 20 of stirring connects a rod-like structure and to be connected riser, describedly stir the Kong Bingneng that handle 20 passes a body and be elevated in this hole, comprise two projections in this hole and can fixedly stir handle 20, the pipeline opening of described top is two pipelines, two pipelines connect water source container 11 or gas source vessel 12 respectively, two each self-contained valves of pipeline, also connected by pipeline between described water source container 11 or gas source vessel 12.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are one of any as follows: A. upgrade two risers the pipeline opening of itself and top is connect and, just door is locked relatively, be about to stir handle and be lifted on the higher protruding block shown in Fig. 6; B. after connecting, if open air pump, then can realize inner air blowing and blow with outside, also can realize ventilation without air-conditioning, if the air pump connection external world, even if when fire, also can pass to air to indoor, prevent people from suffocating.
There are whitewash and water pump in container 11 inside, described water source, water pump connecting pipe; There is air pump described gas source vessel 12 inside, air pump connecting pipe.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: the poison gases such as the sulfide of burning can be absorbed by whitewash.
Outside, described two riser upper ends comprises rubber ring.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: better tightness, docking capacity is better.
Both sides, described door surface comprise ponding lines.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: ponding lines can ponding, when naked light or flue dust attack, can play certain inhibition, prevent flue gas from entering indoor, the living environment that impact is indoor.
Described ponding lines cross direction profiles or curve distribution.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: ponding better effects if, and dynamic water forms sinuous water route, prevent door to be destroyed.
In a creative way, each effect above independently exists, and can also complete the combination of the above results with a nested structure.
Part III Continual Improvement:
Comprise physics caution system, described physics caution system comprises body of wall and door body, described Men Tike turns and is installed on body of wall, it is characterized in that, described body of wall comprises body of wall space 34, described door body comprises space 31 on door, on described body of wall space 34 and door, space 31 all comprises the sheet metal of a bottom separately, described sheet metal is fixed with spring 36, described spring end comprises contact lever 35, described contact lever 35 is Metallic rod, described sheet metal connects electric wire 38 separately, described electric wire 38 there is power supply, described electric wire is also provided with indicator lamp 37, described indicator lamp 37 is placed in body of wall outside, when door closes time, two Metallic rod extrude two sheet metals and can connect circuit.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: when door bars up time, can connect circuit, indicator lamp can be made light simultaneously, when door separates, indicator lamp has not just worked, even if high temperature, can not affect contact performance yet.
The structure of this experiment was naked light calcination 42 minutes, and circuit is still unobstructed.
Described electric wire is placed in body of wall inside.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: because circuit is placed within the walls more, therefore antijamming capability is strong.
Described physics caution system comprises more than one group, and the indicator lamp of described physics caution system is integrated on panel.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: the unlatching situation simultaneously monitoring multiple by a panel, and do not need people to go on-the-spot patrol also can know the situation of door, the workload of security personnel greatly reduces.
Described contact lever 35 end comprises the contact surface of sheet.The technique effect of the essence that the technical scheme at this place plays and implementation procedure thereof are as follows: contact surface contact is got up more stable.
Described electric wire outside is fire-proof leather.
In a creative way, each effect above independently exists, and can also complete the combination of the above results with a nested structure.
It is clear that the technique effect that above structure realizes realizes, if do not consider the technical scheme of adding, this patent title can also be a kind of type gate.
Not shown power supply.Certainly, power supply and circuit connect and belong to prior art.
It should be noted that, multiple schemes that this patent provides comprise basic scheme own, separate, mutually do not restrict, but it also can combine when not conflicting mutually, reaching multiple effect and jointly realizing.Such as Part I, Part II and Part III are all the contents that can independently apply for a patent.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.Those skilled in the art should understand the present invention and not be restricted to the described embodiments; what describe in above-described embodiment and manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in claimed scope.

Claims (9)

1. a labeled door method of disposal, it is characterized in that, comprise more than one door, described door is provided with automatic door closer and/or door status switch, the all monitored extension set of described automatic door closer and/or door status switch controls can opening and closing, described monitoring extension set and the communication connection of upper labeled door watch-dog, described upper labeled door watch-dog also communicates to connect fire alarm control unit;
After breaking out of fire, if (automatically control indicator lamp to light) labeled door watch-dog when labeled door watch-dog is in auto state, the automatic door closer on automatic linkage labeled door and/or door status switch, ensure the safety of personnel's evacuation route; When controller is in manual mode (extinguishing of control indicator lamp, Non-follow control indicator lamp are lighted automatically), manual operation; The duty of labeled door watch-dog real time monitoring normal closed gate, once find that normal closed gate is not closed after being opened in time, can send failure alarm signal immediately, remind operator on duty to process accordingly, close normally closed labeled door in time; When connection between watch-dog and labeled door or labeled door break down, watch-dog sends failure alarm signal, lights malfunction indicator lamp, sends fault alarm sound equipment, and on liquid crystal display, the labeled door address of fault is reported in instruction simultaneously.
2. a labeled door monitoring system, it is characterized in that, comprise more than one door, described door is provided with automatic door closer and/or door status switch, the all monitored extension set of described automatic door closer and/or door status switch controls can opening and closing, described monitoring extension set and the communication connection of upper labeled door watch-dog, described upper labeled door watch-dog also communicates to connect fire alarm control unit.
3. a kind of labeled door monitoring system as claimed in claim 2, it is characterized in that, described door comprises sash structure (1) and can close at the door body (2) on sash structure (1), door closer (3) is also comprised between sash structure (1) and door body (2), the wall end of turning of described door closer (3) has pull head (4) can choke a body (2) and pull it to move, also comprise pipeline and the drencher head being positioned at pipe end, described drencher head is fixed on pull head (4) outward and towards door body (2), described pipeline is connected to pump, pump is submersible pump and is placed in water.
4. a kind of labeled door monitoring system as claimed in claim 3, is characterized in that, described pipe end is also connected with a transverse pipe (6), and described transverse pipe (6) comprises more than one hole, and door body is pointed in this hole.
5. a kind of labeled door monitoring system as claimed in claim 3, it is characterized in that, what described pipeline depended on door closer (3) turns wall, and described door body comprises ponding lines, described ponding lines cross direction profiles or curve distribution, the edge of door body is pointed in the hole in described transverse pipe (6).
6. a kind of labeled door monitoring system as claimed in claim 2, it is characterized in that, comprise a body and wall space, described door body is rotatable to be installed on wall, described door body both sides all comprise an outlet and are respectively outer vent (18) and inner outlet (21), described outer vent (18) is connected a riser with inner outlet (21) respectively by a bellows section (17), also comprise can promote two risers the pipeline opening of itself and top is connect and stir handle, described handle (20) of stirring connects a rod-like structure and to be connected riser, describedly stir the Kong Bingneng that handle (20) passes a body and be elevated in this hole, comprise two projections in this hole and fixedly can stir handle (20), the pipeline opening of described top is two pipelines, two pipelines connect water source container (11) or gas source vessel (22) respectively, two each self-contained valves of pipeline, also connected by pipeline between described water source container (11) or gas source vessel (12).
7. a kind of labeled door monitoring system as claimed in claim 6, is characterized in that, there are whitewash and water pump in container (11) inside, described water source, water pump connecting pipe; There is air pump described gas source vessel (12) inside, air pump connecting pipe.
8. a kind of labeled door monitoring system as claimed in claim 2, it is characterized in that, also comprise physics caution system, described physics caution system comprises body of wall and door body, described Men Tike turns and is installed on body of wall, it is characterized in that, described body of wall comprises body of wall space (34), described door body comprises space on door (31), on described body of wall space (34) and door, space (31) all comprises the sheet metal of a bottom separately, described sheet metal is fixed with spring (36), described spring end comprises contact lever (35), described contact lever (35) is Metallic rod, described sheet metal connects electric wire (38) separately, (38) have power supply with described electric wire, described electric wire is also provided with indicator lamp (37), described indicator lamp (37) is placed in body of wall outside, when door closes time, two Metallic rod extrude two sheet metals and can connect circuit.
9. a kind of labeled door monitoring system as claimed in claim 8, it is characterized in that, described electric wire is placed in body of wall inside, described physics caution system comprises more than one group, the indicator lamp of described physics caution system is integrated on panel, described contact lever (35) end comprises the contact surface of sheet, and described electric wire outside is fire-proof leather.
CN201410564545.5A 2014-10-22 2014-10-22 A kind of fire resistant doorsets monitoring system and fire resistant doorsets method of disposal Active CN105041160B (en)

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN106652301A (en) * 2016-12-23 2017-05-10 北京富邦智慧物联科技有限公司 Fire hazard coordinated fireproof door remote monitoring system and method thereof
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
CN109267911A (en) * 2018-08-16 2019-01-25 深圳市泰和安科技有限公司 A kind of online fire resistant doorsets monitoring method and online fire resistant doorsets monitoring system
CN111338237A (en) * 2020-03-05 2020-06-26 浙江微天下信息科技股份有限公司 Intelligent fireproof door monitoring platform

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CN202110630U (en) * 2011-07-12 2012-01-11 吉林市永达消防工程有限责任公司 System for monitoring fireproof door in real time
CN103136828A (en) * 2013-02-06 2013-06-05 北京嘉德恒安科技发展有限责任公司 Safety door centralized control system
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

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Publication number Priority date Publication date Assignee Title
CN201546570U (en) * 2009-06-18 2010-08-11 山西通威消防电子有限公司 Fireproof door control device
CN202110630U (en) * 2011-07-12 2012-01-11 吉林市永达消防工程有限责任公司 System for monitoring fireproof door in real time
CN103136828A (en) * 2013-02-06 2013-06-05 北京嘉德恒安科技发展有限责任公司 Safety door centralized control system
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106652301A (en) * 2016-12-23 2017-05-10 北京富邦智慧物联科技有限公司 Fire hazard coordinated fireproof door remote monitoring system and method thereof
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
CN109267911A (en) * 2018-08-16 2019-01-25 深圳市泰和安科技有限公司 A kind of online fire resistant doorsets monitoring method and online fire resistant doorsets monitoring system
CN111338237A (en) * 2020-03-05 2020-06-26 浙江微天下信息科技股份有限公司 Intelligent fireproof door monitoring platform

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