CN204215514U - A kind of fire hazard monitoring power distribution cabinet - Google Patents

A kind of fire hazard monitoring power distribution cabinet Download PDF

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Publication number
CN204215514U
CN204215514U CN201420565806.0U CN201420565806U CN204215514U CN 204215514 U CN204215514 U CN 204215514U CN 201420565806 U CN201420565806 U CN 201420565806U CN 204215514 U CN204215514 U CN 204215514U
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fire hazard
hazard monitoring
power distribution
distribution cabinet
controller
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CN201420565806.0U
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Chinese (zh)
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凡志明
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Tellhow Sci Tech Co Ltd
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Tellhow Sci Tech Co Ltd
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Abstract

The utility model relates to fire hazard monitoring technical field, and the utility model provides a kind of fire hazard monitoring power distribution cabinet, comprising: isolating switch, current transformer, temperature sensor, residual current transformer, fire hazard monitoring table and controller; Current value for measuring current value, and is sent to fire hazard monitoring table by current transformer, and residual electricity flow valuve for measuring residual electricity flow valuve, and is sent to fire hazard monitoring table by residual current transformer; Temperature sensor is used for the temperature of detection streamer, and the temperature of cable is sent to fire hazard monitoring table; The input end of the output terminal connection control device of fire hazard monitoring table, fire hazard monitoring table is for showing current value, residual electricity flow valuve and temperature value; By fire hazard monitoring table display measurement value, form supervisory system with main frame, in real time to each loop Electrical Safety on-line monitoring, can effectively ensure electrical safety, avoid the accidents such as electrical fire occur.

Description

A kind of fire hazard monitoring power distribution cabinet
Technical field
The utility model relates to fire hazard monitoring technical field, particularly relates to a kind of fire hazard monitoring power distribution cabinet.
Background technology
Electrical safety problems has become the field such as the major issue that every profession and trade is paid close attention to, particularly high-rise apartment building, petrochemical complex, airport, telecommunications, therefore needs power distribution cabinet to possess electric fire disaster monitoring function.If the power distribution cabinet of current employing needs to cut off the electricity supply by manually going when there is electrical fire; Also have plenty of and adopt easy fire alarm installation in the distance, if during breaking out of fire, carry out cut-off loop by manually giving isolating switch shunt opening power supply and power.Therefore, there is shortcoming and be in existing technology: 1, fire hazard monitoring warning device is arranged on a distant place, is not arranged on power distribution cabinet, has hysteresis quality, just can take measures when fire can only be waited to occur; 2, can not to current supply circuit real time on-line monitoring.
Utility model content
The purpose of this utility model is to provide a kind of fire hazard monitoring power distribution cabinet, is intended to solve and can not cuts off the electricity supply in time when fire occurs and can not the problem of real time on-line monitoring for existing in prior art.
The utility model is achieved in that a kind of fire hazard monitoring power distribution cabinet, and described fire hazard monitoring power distribution cabinet comprises: isolating switch, current transformer, temperature sensor, residual current transformer, fire hazard monitoring table and controller;
Described isolating switch is arranged on cable, and the control end of described isolating switch connects the output terminal of described controller;
Described cable is through described current transformer and residual current transformer, described current transformer is connected the input end of described fire hazard monitoring table with the output terminal of described residual current transformer, described current transformer is for measuring current value, and described current value is sent to described fire hazard monitoring table, described residual electricity flow valuve for measuring residual electricity flow valuve, and is sent to described fire hazard monitoring table by described residual current transformer;
Described temperature sensor is arranged on cable, and the output terminal of described temperature sensor connects the input end of described fire hazard monitoring table, and described temperature sensor is used for the temperature of detection streamer, and the temperature of described cable is sent to described fire hazard monitoring table;
The output terminal of described fire hazard monitoring table connects the input end of described controller, and described fire hazard monitoring table is for showing current value, residual electricity flow valuve and temperature value;
Described controller, for when the described current value on described fire hazard monitoring table, described residual electricity flow valuve or described temperature value exceed preset value, controls described isolating switch and disconnects.
Described fire hazard monitoring power distribution cabinet also comprises pilot lamp, and the control end of described pilot lamp connects the output terminal of described controller.
Described fire hazard monitoring power distribution cabinet also comprises remote alarms module, and the output terminal of described controller connects the control end of described remote alarms module.
Described remote alarms module is WIFI module and bluetooth module.
Described fire hazard monitoring table is communicated by RS485 bus with described controller.
Described fire hazard monitoring power distribution cabinet also comprises smoke transducer, and the output terminal of described smoke transducer connects the input end of described controller.
Also operational amplifier is provided with between described smoke transducer and described controller.
Described fire hazard monitoring power distribution cabinet also comprises arc detector, and the output terminal of described arc detector connects the input end of described controller.
A kind of fire hazard monitoring power distribution cabinet that the utility model provides, residual current transformer, temperature sensor, current transformer and fire hazard monitoring table are installed in power distribution cabinet, by fire hazard monitoring table display measurement value, and form supervisory system with main frame, can in real time to each loop Electrical Safety on-line monitoring, effectively ensure electrical safety, avoided the accidents such as electrical fire occur.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the fire hazard monitoring power distribution cabinet that a kind of embodiment of the utility model provides;
Fig. 2 is the electrical block diagram of the fire hazard monitoring power distribution cabinet that a kind of embodiment of the utility model provides;
Fig. 3 is the structural representation of the fire hazard monitoring power distribution cabinet that the another kind of embodiment of the utility model provides;
Fig. 4 is the structural drawing of the fire hazard monitoring power distribution cabinet that a kind of embodiment of the utility model provides.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
In order to the technical solution of the utility model is described, be described below by specific embodiment.
A kind of embodiment of the utility model provides a kind of fire hazard monitoring power distribution cabinet, as shown in Figure 1, fire hazard monitoring power distribution cabinet comprises: isolating switch 101, current transformer 102, temperature sensor 103, residual current transformer 104, fire hazard monitoring table 105 and controller 106;
Isolating switch 101 is arranged on cable, the output terminal of the control end connection control device 106 of isolating switch 101;
Cable is through current transformer 102 and residual current transformer 104, current transformer 102 is connected the input end of fire hazard monitoring table 105 with the output terminal of residual current transformer 104, current transformer 102 is for measuring current value, and current value is sent to fire hazard monitoring table 105, residual electricity flow valuve for measuring residual electricity flow valuve, and is sent to fire hazard monitoring table 105 by residual current transformer 104;
Temperature sensor 103 is arranged on cable, and the output terminal of temperature sensor 103 connects the input end of fire hazard monitoring table 105, and the temperature of cable for the temperature of detection streamer, and is sent to fire hazard monitoring table 105 by temperature sensor 103;
The input end of the output terminal connection control device 106 of fire hazard monitoring table 105, fire hazard monitoring table 105 is for showing current value, residual electricity flow valuve and temperature value;
Controller 106, for when the current value on fire hazard monitoring table 105, residual electricity flow valuve or temperature value exceed preset value, controls isolating switch 101 and disconnects.
Described controller 106 can comprise microprocessor (MCU), control module also can adopt the integrated circuit of other form, as: application-specific IC (Application Specific IntegratedCircuit, or field programmable gate arrays (Field Programmable Gate Array, FPGA) etc. ASIC).
Wherein, isolating switch 101 can adopt relay, and for the signal cut cable according to controller 106, user also can according to the manual cut-off breaker 101 of the numerical value of fire hazard monitoring table.
As shown in Figure 2, fire hazard monitoring power distribution cabinet is monitored cables different in bus, to prevent the generation of fire.
As shown in Figure 3, further, fire hazard monitoring power distribution cabinet also comprises pilot lamp 110, the output terminal of the control end connection control device 106 of pilot lamp 110.
When the current value on fire hazard monitoring table 105, residual electricity flow valuve or temperature value exceed preset value, controller 106 controls isolating switch 101 and disconnects, and controls pilot lamp 110 simultaneously and ceaselessly glimmers, send warning to user.
Further, fire hazard monitoring power distribution cabinet also comprises remote alarms module 107, and the output terminal of controller 106 connects the control end of remote alarms module 107.
When the current value on fire hazard monitoring table 105, residual electricity flow valuve or temperature value exceed preset value, controller 106 controls remote alarms module 107 and sends alarm to control center or fire department.
Preferably, remote alarms module 107 is WIFI module and bluetooth module.
Preferably, fire hazard monitoring table 105 is communicated by RS485 bus with controller 106.
Further, fire hazard monitoring power distribution cabinet also comprises smoke transducer 108, the input end of the output terminal connection control device 106 of smoke transducer 108.
Smoke transducer 108 and be also provided with operational amplifier between controller 106.
The input end of the output termination operational amplifier of smoke transducer 108, the output signal of smoke transducer 108 is simulating signals, and operational amplifier delivers to controller 106 after this simulating signal is zoomed in or out process.The proportional amplifier of transport and placing device, resistance, capacitance group, after controller 106 receives above-mentioned signal, converts simulating signal to digital signal by the A/D conversion function of inside.
Further, fire hazard monitoring power distribution cabinet also comprises arc detector 109, the input end of the input end connection control device 106 of arc detector 109.
Arc detector 109 can gather the arc waveform in circuit, the electric spark caused due to factors such as insulation course breakage, wire harness internal break, the loose contacts of conductive contact place that can detect that existing detector for electric fire protection can not detect; The built-in database of a large amount of arc waveforms collected according to electricity consumption situation, comprises the waveform of the waveform of the normal arc (load starts the fluctuation caused) in circuit and dangerous electric arc factors such as (cause) insulation course breakage, wire harness internal break, the loose contacts of conductive contact place; Waveform in the arc waveform detected and database can be contrasted simultaneously, distinguish dangerous electric arc, thus make controller 106 take corresponding warning or report to the police to add cut-out circuit function.
As shown in Figure 4, be divided into multilayer in fire hazard monitoring power distribution cabinet, include fire hazard monitoring table 105, isolating switch 101, reometer and pilot lamp 110 etc. in every one deck, user in use, according to the numerical value of display on fire hazard monitoring table 105, cut-off breaker 101 that also can be artificial.
A kind of fire hazard monitoring power distribution cabinet that the utility model provides, residual current transformer, temperature sensor, current transformer and fire hazard monitoring table are installed in power distribution cabinet, by fire hazard monitoring table display measurement value, by forming supervisory system with main frame, can in real time to each loop Electrical Safety on-line monitoring, effectively ensure electrical safety, avoided the accidents such as electrical fire occur.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; make some equivalent alternative or obvious modification without departing from the concept of the premise utility; and performance or purposes identical, all should be considered as belonging to the scope of patent protection that the utility model is determined by submitted to claims.

Claims (8)

1. a fire hazard monitoring power distribution cabinet, is characterized in that, described fire hazard monitoring power distribution cabinet comprises: isolating switch, current transformer, temperature sensor, residual current transformer, fire hazard monitoring table and controller;
Described isolating switch is arranged on cable, and the control end of described isolating switch connects the output terminal of described controller;
Described cable is through described current transformer and residual current transformer, described current transformer is connected the input end of described fire hazard monitoring table with the output terminal of described residual current transformer, described current transformer is for measuring current value, and described current value is sent to described fire hazard monitoring table, described residual electricity flow valuve for measuring residual electricity flow valuve, and is sent to described fire hazard monitoring table by described residual current transformer;
Described temperature sensor is arranged on cable, and the output terminal of described temperature sensor connects the input end of described fire hazard monitoring table, and described temperature sensor is used for the temperature of detection streamer, and the temperature of described cable is sent to described fire hazard monitoring table;
The output terminal of described fire hazard monitoring table connects the input end of described controller, and described fire hazard monitoring table is for showing current value, residual electricity flow valuve and temperature value;
Described controller, for when the described current value on described fire hazard monitoring table, described residual electricity flow valuve or described temperature value exceed preset value, controls described isolating switch and disconnects.
2. fire hazard monitoring power distribution cabinet as claimed in claim 1, it is characterized in that, described fire hazard monitoring power distribution cabinet also comprises pilot lamp, and the control end of described pilot lamp connects the output terminal of described controller.
3. fire hazard monitoring power distribution cabinet as claimed in claim 1, it is characterized in that, described fire hazard monitoring power distribution cabinet also comprises remote alarms module, and the output terminal of described controller connects the control end of described remote alarms module.
4. fire hazard monitoring power distribution cabinet as claimed in claim 3, it is characterized in that, described remote alarms module is WIFI module and bluetooth module.
5. fire hazard monitoring power distribution cabinet as claimed in claim 1, it is characterized in that, described fire hazard monitoring table is communicated by RS485 bus with described controller.
6. fire hazard monitoring power distribution cabinet as claimed in claim 1, it is characterized in that, described fire hazard monitoring power distribution cabinet also comprises smoke transducer, and the output terminal of described smoke transducer connects the input end of described controller.
7. fire hazard monitoring power distribution cabinet as claimed in claim 6, is characterized in that, be also provided with operational amplifier between described smoke transducer and described controller.
8. fire hazard monitoring power distribution cabinet as claimed in claim 1, it is characterized in that, described fire hazard monitoring power distribution cabinet also comprises arc detector, and the output terminal of described arc detector connects the input end of described controller.
CN201420565806.0U 2014-09-28 2014-09-28 A kind of fire hazard monitoring power distribution cabinet Active CN204215514U (en)

Priority Applications (1)

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CN201420565806.0U CN204215514U (en) 2014-09-28 2014-09-28 A kind of fire hazard monitoring power distribution cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420565806.0U CN204215514U (en) 2014-09-28 2014-09-28 A kind of fire hazard monitoring power distribution cabinet

Publications (1)

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CN204215514U true CN204215514U (en) 2015-03-18

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044506A (en) * 2015-07-10 2015-11-11 成都振中电气有限公司 Warehouse electricity utilization monitoring device
CN105044507A (en) * 2015-07-10 2015-11-11 成都振中电气有限公司 Warehouse electricity utilization monitoring system with remote control function
CN105513253A (en) * 2016-03-03 2016-04-20 国网山东省电力公司郓城县供电公司 Low-voltage distribution cabinet fire alarm system
CN108154637A (en) * 2017-12-26 2018-06-12 大连函量科技发展有限公司 A kind of forest fire monitoring device with warning function
CN109087483A (en) * 2018-09-30 2018-12-25 姚德智 A kind of warning circuit and device for cable protection

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044506A (en) * 2015-07-10 2015-11-11 成都振中电气有限公司 Warehouse electricity utilization monitoring device
CN105044507A (en) * 2015-07-10 2015-11-11 成都振中电气有限公司 Warehouse electricity utilization monitoring system with remote control function
CN105513253A (en) * 2016-03-03 2016-04-20 国网山东省电力公司郓城县供电公司 Low-voltage distribution cabinet fire alarm system
CN108154637A (en) * 2017-12-26 2018-06-12 大连函量科技发展有限公司 A kind of forest fire monitoring device with warning function
CN109087483A (en) * 2018-09-30 2018-12-25 姚德智 A kind of warning circuit and device for cable protection

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