CN206379886U - Power communication machine room intelligent power distribution system - Google Patents
Power communication machine room intelligent power distribution system Download PDFInfo
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- CN206379886U CN206379886U CN201621201949.9U CN201621201949U CN206379886U CN 206379886 U CN206379886 U CN 206379886U CN 201621201949 U CN201621201949 U CN 201621201949U CN 206379886 U CN206379886 U CN 206379886U
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- 238000004891 communication Methods 0.000 title claims abstract description 44
- 239000004065 semiconductor Substances 0.000 claims description 28
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 17
- 229910052710 silicon Inorganic materials 0.000 claims description 17
- 239000010703 silicon Substances 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 230000001052 transient effect Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 238000010295 mobile communication Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 2
- 101100365087 Arabidopsis thaliana SCRA gene Proteins 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 101150105073 SCR1 gene Proteins 0.000 description 1
- 101100134054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) NTG1 gene Proteins 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A kind of power communication machine room intelligent power distribution system that the utility model is provided, including input block, power supply unit and processing and control element (PCE)；The power supply unit includes rectification circuit, inverter circuit, mu balanced circuit, output interface, the first DC/DC change-over circuits, the 2nd DC/DC change-over circuits, battery management circuit, battery, on-off control circuit and diode D1；Electrical equipment that can be into computer room provides stable electric energy; ensure the safety utilization of electric power of electrical equipment in computer room; and can be continually and steadily monitoring computer room in environmental data and upload in time; so as to ensure that Surveillance center can understand the ambient parameter in computer room in time; corresponding measure is made in time, it is ensured that the safety of power communication machine room.
Description
Technical field
The utility model is related to field of power communication, more particularly to a kind of power communication machine room intelligent power distribution system.
Background technology
In power communication machine room, generally entered using power distribution system (also known as power distribution unit, English abbreviation PDU)
Row power supply, still, existing power distribution system can not meet the stability requirement of power communication machine room, and this is due to：At present,
Not only outwards output electric energy is used for the need for electricity of each equipment in computer room to power distribution system, and power distribution system also undertakes
Data forwarding function, that is to say, that each sensor (smoke detectors, Temperature Humidity Sensor and water sensor in computer room
Deng) Monitoring Data handled also by power distribution system, generation warning message and upload data, accordingly, it would be desirable to electric
Source distribution system constantly electricity can be operated, however, due to the unstability and power distribution system of civil power itself
The reasons such as the faults itself of supply of electric power, data can not be continued to monitor and be handled by often resulting in power distribution system, from
And the stability of power communication machine room is influenceed, there is failure, security risk in time can not be alarmed in time.
It is, therefore, desirable to provide a kind of new power communication machine room intelligent power distribution system, electricity consumption that can be into computer room
Equipment provides stable electric energy, it is ensured that the safety utilization of electric power of electrical equipment in computer room, and can be continual and steady monitoring computer room in
Environmental data and upload in time, so as to ensure that Surveillance center can understand the ambient parameter in computer room in time, in time make
Go out corresponding measure, it is ensured that the safety of power communication machine room.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of power communication machine room intelligent power distribution system, can
Electrical equipment into computer room provides stable electric energy, it is ensured that the safety utilization of electric power of electrical equipment in computer room, and can continue steady
Environmental data in fixed monitoring computer room is simultaneously uploaded in time, so as to ensure that Surveillance center can understand the ring in computer room in time
Border parameter, makes corresponding measure in time, it is ensured that the safety of power communication machine room.
A kind of power communication machine room intelligent power distribution system that the utility model is provided, including input block, distribution list
Member and processing and control element (PCE)；
The power supply unit includes rectification circuit, inverter circuit, mu balanced circuit, output interface, the first DC/DC conversion electricity
Road, the 2nd DC/DC change-over circuits, battery management circuit, battery, on-off control circuit and diode D1；
The input of the input block is electrically connected with city, the input connection of output end and rectification circuit, the rectification
The output end of circuit and the input of inverter circuit are connected, and the output end of inverter circuit and the input of mu balanced circuit are connected, surely
Volt circuit is connected with output interface；
The input of the first DC/DC change-over circuits and the output end of rectification circuit are connected, the first DC/DC conversion electricity
The output end on road is connected with output interface, the output of the input and the first DC/DC change-over circuits of the 2nd DC/DC change-over circuits
End connection, the output end of the 2nd DC/DC change-over circuits is connected with diode D1 positive pole, diode D1 negative pole and processing unit
Power input connection, the output end of the 2nd DC/DC change-over circuits is also connected with battery management circuit, battery management circuit
Output end is connected with battery, and the positive pole of the battery passes through between on-off control circuit and diode D1 and processing unit
Points of common connection, the control end of the on-off control circuit is connected with processing unit.
Further, the on-off control unit includes resistance R3, contactor J2 and metal-oxide-semiconductor Q2, the one of the resistance R3
End is connected to diode D1 negative pole, and the other end is connected with one end of contactor J2 magnet exciting coil, contactor J2 excitation wire
The other end of circle is connected with metal-oxide-semiconductor Q2 drain electrode, and metal-oxide-semiconductor Q2 source ground, metal-oxide-semiconductor Q2 grid is used as on-off control circuit
Control end be connected with processing unit, the switch K1 of the contactor J2 is connected to the positive pole of battery and diode D1 negative pole
Between, wherein, contactor J2 switch K1 switchs for closed type.
Further, the input block includes input interface, protection circuit and input on-off circuit, the input interface
Connected by the input for inputting on-off circuit and rectification circuit, the control end of input on-off circuit is connected with processing unit, defeated
The output end of incoming interface is also grounded by protection circuit.
Further, the protection circuit includes two-way transient diode TVS1, resistance R1 and controllable silicon SCR 1, described double
The output end of input interface is connected to transient diode TVS1 one end, the other end is grounded by resistance R1, controllable silicon SCR 1
Control pole be connected to points of common connection between two-way transient diode TVS1 and resistance R1, the anode connection of controllable silicon SCR 1
Points of common connection between two-way transient diode TVS1 and input interface, the minus earth of controllable silicon SCR 1.
Further, the input on-off circuit includes contactor J1, metal-oxide-semiconductor Q1 and resistance R2, the contactor J1's
Switch is connected between the points of common connection between two-way transient diode TVS1 and output interface and the input of rectification circuit,
One end of contactor J1 magnet exciting coil is grounded by resistance R2, and the other end is connected to metal-oxide-semiconductor Q1 source electrode, metal-oxide-semiconductor Q1 leakage
Pole connects power vd D, and metal-oxide-semiconductor Q1 grid is connected as the control end of input on-off circuit with processing unit.
Further, the processing unit includes process circuit, sensor interface, communication module and detection module；
The sensor interface is connected with process circuit, and the process circuit is connected by communication module and upper main-machine communication
Connect, the output end of the detection module and the input of process circuit are connected.
Further, the sensor interface include smoke detector interface JP1, humiture interface JP2, water logging interface JP2 and
Spare interface JP4.
Further, the detection module includes voltage sensor V1, voltage sensor V2, voltage sensor V3, electric current biography
Sensor I1, current sensor I2 and current sensor I3；The voltage sensor V1 and current sensor I1 are arranged at rectification
The input of circuit, voltage sensor V2 and current sensor I2 are arranged at the output end of voltage stabilizing mu balanced circuit, voltage sensor
V3 and current sensor I3 are arranged at the output end of the first DC/DC change-over circuits.
Further, the communication module includes network interface and wireless transmission circuit, wherein, wireless transmission circuit is movement
Communication module.
Further, the first DC/DC change-over circuits is export the DC converting circuit of 48V direct currents, and the 2nd DC/DC turns
Change DC converting circuit of the circuit for output 5V direct currents.
The beneficial effects of the utility model：Power communication machine room intelligent power distribution system of the present utility model, Neng Gouxiang
Electrical equipment in computer room provides stable electric energy, it is ensured that the safety utilization of electric power of electrical equipment in computer room, and can be continual and steady
Monitoring computer room in environmental data and upload in time, so as to ensure that Surveillance center can understand the environment in computer room in time
Parameter, makes corresponding measure in time, it is ensured that the safety of power communication machine room.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and examples：
Fig. 1 is circuit theory diagrams of the present utility model.
Fig. 2 is warning circuit figure of the present utility model.
Embodiment
Fig. 1 is circuit theory diagrams of the present utility model, and Fig. 2 is warning circuit figure of the present utility model, as illustrated, this reality
With a kind of power communication machine room intelligent power distribution system of new offer, including input block, power supply unit and processing control
Unit processed；
The power supply unit includes rectification circuit, inverter circuit, mu balanced circuit, output interface, the first DC/DC conversion electricity
Road, the 2nd DC/DC change-over circuits, battery management circuit, battery, on-off control circuit and diode D1；
The input of the input block is electrically connected with city, the input connection of output end and rectification circuit, the rectification
The output end of circuit and the input of inverter circuit are connected, and the output end of inverter circuit and the input of mu balanced circuit are connected, surely
Volt circuit is connected with output interface；Wherein, output interface is multiple, different specification and model can be used, so as to meet not
Same demand；
The input of the first DC/DC change-over circuits and the output end of rectification circuit are connected, the first DC/DC conversion electricity
The output end on road is connected with output interface, the output of the input and the first DC/DC change-over circuits of the 2nd DC/DC change-over circuits
End connection, the output end of the 2nd DC/DC change-over circuits is connected with diode D1 positive pole, diode D1 negative pole and processing unit
Power input connection, the output end of the 2nd DC/DC change-over circuits is also connected with battery management circuit, battery management circuit
Output end is connected with battery, and the positive pole of the battery passes through between on-off control circuit and diode D1 and processing unit
Points of common connection, the control end of the on-off control circuit is connected with processing unit；, can be into computer room by said structure
Electrical equipment provides stable electric energy, it is ensured that the safety utilization of electric power of electrical equipment in computer room, and can be continual and steady monitoring machine
Environmental data in room is simultaneously uploaded in time, so as to ensure that Surveillance center can understand the ambient parameter in computer room in time, and
When make corresponding measure, it is ensured that the safety of power communication machine room；Wherein, the first DC/DC change-over circuits are output 48V
The DC converting circuit of direct current, the 2nd DC/DC change-over circuits are the DC converting circuit of output 5V direct currents, are existing
Not in this to go forth for circuit；The battery management circuit is battery management chip, such as AP5056 chips, for battery
State of charge be monitored, when battery dump energy be higher than setting value, terminate charging, when the dump energy of battery is low
In setting value, then battery management chip is charged.
In the present embodiment, the on-off control unit includes resistance R3, contactor J2 and metal-oxide-semiconductor Q2, the resistance R3
One end be connected to diode D1 negative pole, the other end is connected with one end of contactor J2 magnet exciting coil, and contactor J2's encourages
The other end of magnetic coil is connected with metal-oxide-semiconductor Q2 drain electrode, metal-oxide-semiconductor Q2 source ground, and metal-oxide-semiconductor Q2 grid is used as break-make control
The control end of circuit processed is connected with processing unit, and the switch K1 of the contactor J2 is connected to the positive pole and diode D1 of battery
Negative pole between, wherein, under contactor J2 switch K1 is closed type switch, normality, processing unit exports high electricity to metal-oxide-semiconductor Q2
Flat, metal-oxide-semiconductor Q2 conductings, contactor J2 is in running order, so that switch K2 disconnects, from the 2nd DC/DC change-over circuits to
Processing unit is powered, after civil power is powered off, and the 2nd DC/DC change-over circuits are powered off without output, now contactor J2, contactor
J2 switch K2 adhesives, battery is transferred to power supply state, and processing unit will not be interrupted for the monitoring of data.
In the present embodiment, the input block includes input interface, protection circuit and input on-off circuit, the input
Interface is connected by inputting the input of on-off circuit and rectification circuit, and the control end and processing unit for inputting on-off circuit connect
Connect, the output end of input interface is also grounded by protection circuit, by this structure, can play good to follow-up circuit
Protective effect.
In the present embodiment, the protection circuit includes two-way transient diode TVS1, resistance R1 and controllable silicon SCR 1, institute
The one end for stating two-way transient diode TVS1 is connected to the output end of input interface, and the other end is grounded by resistance R1, controllable silicon
SCR1 control pole is connected to the points of common connection between two-way transient diode TVS1 and resistance R1, the sun of controllable silicon SCR 1
Pole is connected to the points of common connection between two-way transient diode TVS1 and input interface, and the minus earth of controllable silicon SCR 1 is led to
This structure is crossed, when there is the big DC current such as thunderbolt to flow through, diode TVS1 conductings, so that controlled silicon conducting, due to can
The trigger characteristic of silicon is controlled, controllable silicon constant conduction, until extra direct current is less than the conducting voltage of controllable silicon, is additionally, since
The characteristic of dead electricity zero crossing, after flip-flop is guided to the earth completely, controllable silicon SCR 1 can well end, by this
Structure, can occur playing a good protection during instantaneous big direct current, certainly, in the utility model when thunderbolt
The overcurrent-overvoltage protecting circuit of current routine is additionally provided with, belongs to prior art.
In the present embodiment, the input on-off circuit includes contactor J1, metal-oxide-semiconductor Q1 and resistance R2, the contactor
J1 switch is connected to the input of the points of common connection and rectification circuit between two-way transient diode TVS1 and output interface
Between, one end of contactor J1 magnet exciting coil is grounded by resistance R2, and the other end is connected to metal-oxide-semiconductor Q1 source electrode, metal-oxide-semiconductor Q1
Drain electrode connection power vd D, metal-oxide-semiconductor Q1 grid is connected as the control end of input on-off circuit with processing unit, wherein, connect
Tentaculum J1 switch is normally closed switch, when under normal circumstances, and processing unit exports low level to metal-oxide-semiconductor Q1, when there is larger electricity
In the case of pressure fluctuation, processing unit output high level, metal-oxide-semiconductor Q1 conductings, contactor J1 works and disconnects switch K1；On
The 5V power supplys that power vd D in stating exports for battery or the 2nd DC/DC change-over circuits.
In the present embodiment, the processing unit includes process circuit, sensor interface, communication module and detection module；
The sensor interface is connected with process circuit, and the process circuit is connected by communication module and upper main-machine communication
Connect, the input of the output end of the detection module and process circuit is connected, wherein, processing circuit controls input on-off circuit and
On-off control circuit works；The process circuit uses existing single-chip microcomputer.
Wherein, the sensor interface includes smoke detector interface JP1, humiture interface JP2, water logging interface JP2 and standby
Interface JP4 is used, by this structure, be easy to the smoke detectors in computer room, Temperature Humidity Sensor and water sensor etc.
Sensor is connected.
Wherein, the detection module includes voltage sensor V1, voltage sensor V2, voltage sensor V3, current sense
Device I1, current sensor I2 and current sensor I3；The voltage sensor V1 and current sensor I1 are arranged at rectified current
The input on road, voltage sensor V2 and current sensor I2 are arranged at the output end of voltage stabilizing mu balanced circuit, voltage sensor V3
The output end of the first DC/DC change-over circuits is arranged at current sensor I3, by this structure, beneficial to the utility model electricity
Energy input status, output situation are monitored.
Wherein, the communication module includes network interface and wireless transmission circuit, wherein, wireless transmission circuit is mobile logical
Believe module, wherein, mobile communication module uses 3G communication modules or 4G communication modules, and this structure ensure that process circuit
It is continual and steady with upper main-machine communication.
Certainly, the processing unit also includes warning circuit, including resistance R4, resistance R5, buzzer S1, warning lamp
LED1, triode Q3, triode Q4, warning lamp LED2；Wherein, warning lamp LED2 is normal indicator lamp, generally green, LED1
For alarm lamp, generally red or yellow；Wherein, resistance R1 one end is connected with power vd D, and the other end passes through electricity
Resistance R5 is connected to warning lamp LED2 positive pole, and warning lamp LED2 negative pole is grounded, and resistance R4 and resistance R5 points of common connection lead to
The colelctor electrode that buzzer S1 is crossed with triode Q3 is connected, and triode Q3 emitter stage is connected with warning lamp LED1 positive pole, warning
Lamp LED1 negative pole ground connection, triode Q3 base stage is connected with process circuit, and triode Q4 base stage is connected to triode Q3's
Colelctor electrode, triode Q4 colelctor electrode is connected to warning lamp LED2 positive pole, and triode Q4 negative pole is grounded, when alarm free,
Triode Q3 ends, and now warning lamp LED2 is bright, if there is failure, processing circuit controls triode Q3 conductings, so that buzzing
Device is worked and warning lamp LED1 is bright, and triode Q4 is turned on, and warning lamp LED2 extinguishes.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (10)
1. a kind of power communication machine room intelligent power distribution system, it is characterised in that：Including input block, power supply unit and place
Manage control unit；
The power supply unit includes rectification circuit, inverter circuit, mu balanced circuit, output interface, the first DC/DC change-over circuits, the
Two DC/DC change-over circuits, battery management circuit, battery, on-off control circuit and diode D1；
The input of the input block is electrically connected with city, the input connection of output end and rectification circuit, the rectification circuit
Output end and the input of inverter circuit connect, the input of the output end of inverter circuit and mu balanced circuit is connected, voltage stabilizing electricity
Road is connected with output interface；
The output end of the inputs of the first DC/DC change-over circuits and rectification circuit is connected, the first DC/DC change-over circuits it is defeated
Go out end to be connected with output interface, the input of the 2nd DC/DC change-over circuits is connected with the output end of the first DC/DC change-over circuits,
The output end of 2nd DC/DC change-over circuits is connected with diode D1 positive pole, diode D1 negative pole and the power supply of processing unit
Input is connected, and the output end of the 2nd DC/DC change-over circuits is also connected with battery management circuit, the output end of battery management circuit
It is connected with battery, the positive pole of the battery passes through the public company between on-off control circuit and diode D1 and processing unit
Contact, the control end of the on-off control circuit is connected with processing unit.
2. power communication machine room intelligent power distribution system according to claim 1, it is characterised in that：The break-make control is single
The one end of member including resistance R3, contactor J2 and metal-oxide-semiconductor Q2, the resistance R3 is connected to diode D1 negative pole, the other end
It is connected with one end of contactor J2 magnet exciting coil, the other end of contactor J2 magnet exciting coil is connected with metal-oxide-semiconductor Q2 drain electrode,
Metal-oxide-semiconductor Q2 source ground, metal-oxide-semiconductor Q2 grid is connected as the control end of on-off control circuit with processing unit, described to connect
Tentaculum J2 switch K1 is connected between the positive pole of battery and diode D1 negative pole, wherein, contactor J2 switch K1 is
Closed type is switched.
3. power communication machine room intelligent power distribution system according to claim 2, it is characterised in that：The input block bag
Input interface, protection circuit and input on-off circuit are included, the input interface is by inputting on-off circuit and rectification circuit
Input is connected, and the control end of input on-off circuit is connected with processing unit, and the output end of input interface also passes through protection circuit
Ground connection.
4. power communication machine room intelligent power distribution system according to claim 3, it is characterised in that：The protection circuit bag
Two-way transient diode TVS1, resistance R1 and controllable silicon SCR 1 are included, one end of the two-way transient diode TVS1 is connected to
The output end of input interface, the other end is grounded by resistance R1, and the control pole of controllable silicon SCR 1 is connected to two-way transient diode
Points of common connection between TVS1 and resistance R1, the anode of controllable silicon SCR 1 is connected to two-way transient diode TVS1 and input connects
Points of common connection between mouthful, the minus earth of controllable silicon SCR 1.
5. power communication machine room intelligent power distribution system according to claim 4, it is characterised in that：The input power on/off
Road include contactor J1, metal-oxide-semiconductor Q1 and resistance R2, the contactor J1 switch be connected to two-way transient diode TVS1 and
Points of common connection between output interface and between the input of rectification circuit, one end of contactor J1 magnet exciting coil passes through electricity
R2 ground connection is hindered, the other end is connected to metal-oxide-semiconductor Q1 source electrode, metal-oxide-semiconductor Q1 drain electrode connection power vd D, metal-oxide-semiconductor Q1 grid conduct
The control end of input on-off circuit is connected with processing unit.
6. power communication machine room intelligent power distribution system according to claim 5, it is characterised in that：The processing unit bag
Include process circuit, sensor interface, communication module and detection module；
The sensor interface is connected with process circuit, and the process circuit is connected by communication module with upper main-machine communication,
The output end of the detection module and the input of process circuit are connected.
7. power communication machine room intelligent power distribution system according to claim 6, it is characterised in that：The sensor interface
Including smoke detector interface JP1, humiture interface JP2, water logging interface JP2 and spare interface JP4.
8. power communication machine room intelligent power distribution system according to claim 6, it is characterised in that：The detection module bag
Voltage sensor V1, voltage sensor V2, voltage sensor V3, current sensor I1, current sensor I2 and electric current is included to pass
Sensor I3；The voltage sensor V1 and current sensor I1 are arranged at the input of rectification circuit, voltage sensor V2 and electricity
Flow sensor I2 is arranged at the output end of voltage stabilizing mu balanced circuit, and voltage sensor V3 and current sensor I3 are arranged at the first DC/
The output end of DC change-over circuits.
9. power communication machine room intelligent power distribution system according to claim 6, it is characterised in that：The communication module bag
Network interface and wireless transmission circuit are included, wherein, wireless transmission circuit is mobile communication module.
10. power communication machine room intelligent power distribution system according to claim 1, it is characterised in that：First DC/DC
Change-over circuit is the DC converting circuit of output 48V direct currents, and the 2nd DC/DC change-over circuits are that the direct current of output 5V direct currents turns
Change circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621201949.9U CN206379886U (en) | 2016-11-07 | 2016-11-07 | Power communication machine room intelligent power distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621201949.9U CN206379886U (en) | 2016-11-07 | 2016-11-07 | Power communication machine room intelligent power distribution system |
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| Publication Number | Publication Date |
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| CN206379886U true CN206379886U (en) | 2017-08-04 |
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ID=59402253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621201949.9U Active CN206379886U (en) | 2016-11-07 | 2016-11-07 | Power communication machine room intelligent power distribution system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302268A (en) * | 2017-08-31 | 2017-10-27 | 国家电网公司 | Switchgear house periphery running environment monitoring system |
| CN110768067A (en) * | 2018-07-25 | 2020-02-07 | 上海擎感智能科技有限公司 | USB (universal serial bus) socket |
-
2016
- 2016-11-07 CN CN201621201949.9U patent/CN206379886U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302268A (en) * | 2017-08-31 | 2017-10-27 | 国家电网公司 | Switchgear house periphery running environment monitoring system |
| CN110768067A (en) * | 2018-07-25 | 2020-02-07 | 上海擎感智能科技有限公司 | USB (universal serial bus) socket |
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