CN214227940U - Spare power on-off control device for 5G communication base station - Google Patents

Spare power on-off control device for 5G communication base station Download PDF

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CN214227940U
CN214227940U CN202120104196.4U CN202120104196U CN214227940U CN 214227940 U CN214227940 U CN 214227940U CN 202120104196 U CN202120104196 U CN 202120104196U CN 214227940 U CN214227940 U CN 214227940U
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power supply
base station
communication base
power
component
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魏思思
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Zhenyi Beijing Technology Co ltd
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Zhenyi Beijing Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems

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Abstract

The utility model provides a be equipped with electricity on-off control device for 5G communication base station, it detects the power supply state with the current AC mains supply of being connected of 5G communication base station through setting up base station power state detection component, and utilize stand-by power supply subassembly according to the power supply state of this AC mains supply, switch on and off state's switching between stand-by power supply subassembly and the 5G communication base station, and still utilize central controller according to the surplus electric quantity value of stand-by power supply subassembly, instruct the alarm assembly to report to the police the operation, so that the maintainer can carry out the power supply maintenance of adaptability to the 5G communication base station that corresponds, thereby guarantee that 5G communication base station carries out the promptness and the stability that the break-make was switched, and improve 5G communication base station's operational reliability.

Description

Spare power on-off control device for 5G communication base station
Technical Field
The utility model relates to a 5G communication base station's technical field, in particular to be equipped with electric on-off control device for 5G communication base station.
Background
At present, communication base stations are widely applied to mobile communication networks, and the corresponding mobile communication networks can be constructed and formed by arranging the communication base stations in different location areas, and the coverage area of the mobile communication networks can be improved. The communication base station is connected with alternating current mains supply, so that the alternating current mains supply can provide stable electric energy supply for the communication base station, but in actual operation, the alternating current mains supply can be influenced by external factors and cannot continuously and stably supply power to the communication base station, in order to ensure normal work of the communication base station, particularly the 5G communication base station, a corresponding standby power supply is usually configured for the communication base station, and the defect that the mode of switching the communication base station to the standby power supply state still has the defect that immediate and stable switching cannot be realized in the prior art, so that the working reliability of the communication base station is greatly reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a spare power on-off control device for a 5G communication base station, which comprises a 5G communication base station, a base station power state detection component, a spare power supply component, a power supply on-off switching component, an alarm component and a central controller; the base station power supply state detection component is connected with the 5G communication base station and is used for detecting the power supply state of alternating current commercial power currently connected with the 5G communication base station; the standby power supply component is connected with the 5G communication base station through the power supply on-off switching component, and the power supply on-off switching component is used for switching the on-off state of the standby power supply component and the 5G communication base station according to the power supply state of the alternating current commercial power; the central controller is respectively connected with the standby power supply component and the alarm component and is used for indicating the alarm component to carry out alarm operation according to the residual electric quantity value of the standby power supply component; it can be seen that, this a spare power on-off control device for 5G communication base station detects the power supply state of the alternating current commercial power that is connected with 5G communication base station at present through setting up base station power state detection component, and utilize reserve power supply component according to the power supply state of this alternating current commercial power, switch on and off state between reserve power supply component and the 5G communication base station, and still utilize central controller according to reserve power supply component's surplus electric quantity value, instruct the alarm component to report to the police and operate, so that the maintenance personal can carry out the power supply maintenance of adaptability to corresponding 5G communication base station, thereby guarantee 5G communication base station and carry out the timeliness and the stability that spare power on-off switched, and improve 5G communication base station's operational reliability.
The utility model provides a spare power on-off control device for a 5G communication base station, which is characterized by comprising the 5G communication base station, a base station power state detection component, a spare power supply component, a power supply on-off switching component, an alarm component and a central controller; wherein the content of the first and second substances,
the base station power supply state detection component is connected with the 5G communication base station and is used for detecting the current AC commercial power supply state connected with the 5G communication base station;
the standby power supply assembly is connected with the 5G communication base station through the power supply on-off switching assembly, and the power supply on-off switching assembly is used for switching the on-off state of the standby power supply assembly and the 5G communication base station according to the power supply state of the alternating current mains supply;
the central controller is respectively connected with the standby power supply assembly and the alarm assembly, and is used for indicating the alarm assembly to carry out alarm operation according to the residual electric quantity value of the standby power supply assembly;
further, the 5G communication base station comprises a 5G signal receiver, a 5G signal transmitter, a 5G signal modem and a base station power supply port; wherein the content of the first and second substances,
the 5G signal receiver and the 5G signal transmitter are both connected with the 5G signal modem;
the 5G signal receiver, the 5G signal transmitter and the 5G signal modem are all connected with the alternating current commercial power supply and the power supply on-off switching component through the base station power supply port;
further, the 5G communication base station further includes an interference signal shielding device, the interference signal shielding device is connected to the 5G signal receiver, and the interference signal shielding device is configured to shield and filter an external interference signal received by the 5G signal receiver;
further, the base station power state detection component comprises a power voltage detector, a power current detector and a power output frequency detector, wherein the power voltage detector, the power current detector and the power output frequency detector are all connected with the alternating current mains supply;
the power supply voltage detector is used for detecting the actual output voltage value of the alternating current commercial power to the 5G communication base station;
the power supply current detector is used for detecting the actual output current value of the alternating current commercial power to the 5G communication base station;
the power supply output frequency detector is used for detecting the actual output alternating current frequency value of the alternating current commercial power to the 5G communication base station;
further, the power state detection component of the base station also comprises a noise reduction filter and a preamplifier; wherein the content of the first and second substances,
the power supply voltage detector, the power supply current detector and the power supply output frequency detector are connected with the alternating current commercial power sequentially through the noise reduction filter and the preamplifier;
further, the standby power supply component comprises a storage battery and a photovoltaic power generation board; wherein the content of the first and second substances,
the photovoltaic power generation board is connected with the storage battery, and the storage battery is connected with the power supply on-off switching component;
further, the standby power supply component also comprises a power detector;
the electric quantity detector is connected with the storage battery and is used for detecting the residual electric quantity value of the storage battery;
the electric quantity detector is also connected with the central controller and is used for transmitting the residual electric quantity value to the central controller;
further, the power supply on-off switching assembly comprises a relay and a logic control chip; wherein the content of the first and second substances,
the logic control chip is respectively connected with the base station power supply state detection component and the relay;
the relay is respectively connected with the standby power supply assembly and the 5G communication base station;
the logic control chip is used for indicating the relay to switch the standby power supply assembly and the 5G communication base station between a conducting state and a disconnecting state according to the alternating current commercial power supply state;
further, the logic control chip is an FPGA chip;
further, the alarm component comprises a buzzer and a flashlight; wherein the content of the first and second substances,
the buzzer and the flash lamp are both connected with the central controller;
the flash includes a red LED, a green LED, and a blue LED.
Compared with the prior art, the standby power on-off control device for the 5G communication base station comprises the 5G communication base station, a base station power supply state detection assembly, a standby power supply assembly, a power supply on-off switching assembly, an alarm assembly and a central controller; the base station power supply state detection component is connected with the 5G communication base station and is used for detecting the power supply state of alternating current commercial power currently connected with the 5G communication base station; the standby power supply component is connected with the 5G communication base station through the power supply on-off switching component, and the power supply on-off switching component is used for switching the on-off state of the standby power supply component and the 5G communication base station according to the power supply state of the alternating current commercial power; the central controller is respectively connected with the standby power supply component and the alarm component and is used for indicating the alarm component to carry out alarm operation according to the residual electric quantity value of the standby power supply component; it can be seen that, this a spare power on-off control device for 5G communication base station detects the power supply state of the alternating current commercial power that is connected with 5G communication base station at present through setting up base station power state detection component, and utilize reserve power supply component according to the power supply state of this alternating current commercial power, switch on and off state between reserve power supply component and the 5G communication base station, and still utilize central controller according to reserve power supply component's surplus electric quantity value, instruct the alarm component to report to the police and operate, so that the maintenance personal can carry out the power supply maintenance of adaptability to corresponding 5G communication base station, thereby guarantee 5G communication base station and carry out the timeliness and the stability that spare power on-off switched, and improve 5G communication base station's operational reliability.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model provides a be equipped with electric on-off control device's for 5G communication base station structure schematic diagram.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, it is a schematic structural diagram of a standby power on-off control device for a 5G communication base station according to an embodiment of the present invention. The standby power on-off control device for the 5G communication base station comprises the 5G communication base station, a base station power supply state detection assembly, a standby power supply assembly, a power supply on-off switching assembly, an alarm assembly and a central controller; wherein the content of the first and second substances,
the base station power supply state detection component is connected with the 5G communication base station and is used for detecting the current AC commercial power supply state connected with the 5G communication base station;
the standby power supply component is connected with the 5G communication base station through the power supply on-off switching component, and the power supply on-off switching component is used for switching the on-off state of the standby power supply component and the 5G communication base station according to the power supply state of the alternating current commercial power;
the central controller is respectively connected with the standby power supply component and the alarm component and is used for indicating the alarm component to carry out alarm operation according to the residual electric quantity value of the standby power supply component.
The beneficial effects of the above technical scheme are: this a be equipped with power on-off control device for 5G communication base station detects the power supply state with the current interchange commercial power of 5G communication base station through setting up base station power state detection component, and utilize reserve power supply subassembly according to the power supply state of this interchange commercial power, switch on and the off-state between reserve power supply subassembly and the 5G communication base station, and still utilize central controller according to the surplus electric quantity value of reserve power supply subassembly, instruct the alarm component to report to the police and operate, so that the maintainer can carry out adaptive power supply to corresponding 5G communication base station and maintain, thereby guarantee that 5G communication base station carries out the timeliness and the stability that the switching of being equipped with power on-off, and improve 5G communication base station's operational reliability.
Preferably, the 5G communication base station comprises a 5G signal receiver, a 5G signal transmitter, a 5G signal modem and a base station power supply port; wherein the content of the first and second substances,
the 5G signal receiver and the 5G signal transmitter are both connected with the 5G signal modem;
the 5G signal receiver, the 5G signal transmitter and the 5G signal modem are all connected with the alternating current city power supply and the power supply on-off switching component through the base station power supply port.
The beneficial effects of the above technical scheme are: the 5G signal receiver, the 5G signal transmitter and the 5G signal modem in the 5G communication base station are all connected to a base station power supply port, and then the base station power supply port is connected with alternating current mains supply by using the power supply on-off switching assembly, so that the power supply on-off switching assembly can be ensured to uniformly switch all devices in the 5G communication base station to supply the alternating current mains supply or the standby power supply assembly, and the normal work of the 5G communication base station is ensured.
Preferably, the 5G communication base station further includes an interference signal shielding device, the interference signal shielding device is connected to the 5G signal receiver, and the interference signal shielding device is configured to shield and filter the external interference signal received by the 5G signal receiver.
The beneficial effects of the above technical scheme are: the interference signal shielding device arranged in the 5G communication base station can effectively shield and filter interference noise signal components in the signals received by the 5G signal receiver, so that the reliability of the signals received by the 5G signal receiver is improved.
Preferably, the base station power state detection component comprises a power voltage detector, a power current detector and a power output frequency detector, wherein the power voltage detector, the power current detector and the power output frequency detector are all connected with the alternating current mains;
the power supply voltage detector is used for detecting the actual output voltage value of the alternating current commercial power to the 5G communication base station;
the power supply current detector is used for detecting the actual output current value of the alternating current commercial power to the 5G communication base station;
the power output frequency detector is used for detecting the actual output alternating current frequency value of the alternating current commercial power to the 5G communication base station.
The beneficial effects of the above technical scheme are: the actual output voltage value, the actual output current value and the actual output alternating current alternating frequency value of the 5G communication base station are used as the alternating current commercial power supply state through the alternating current commercial power detected by the power voltage detector, the power current detector and the power output frequency detector in the base station power state detection assembly, so that whether the alternating current commercial power supply state is normal or not can be judged according to the three alternating current commercial power state parameters, and a reliable basis is provided for the switching action of the subsequent power supply on-off switching assembly.
Preferably, the base station power state detection component further comprises a noise reduction filter and a preamplifier; wherein the content of the first and second substances,
the power supply voltage detector, the power supply current detector and the power supply output frequency detector are connected with the alternating current commercial power sequentially through the noise reduction filter and the preamplifier.
The beneficial effects of the above technical scheme are: the power supply voltage detector, the power supply current detector and the power supply output frequency detector are connected with the alternating current commercial power through the noise reduction filter and the preamplifier in sequence, so that the detection accuracy of the actual output voltage value, the actual output current value and the actual output alternating current frequency value can be improved to the maximum extent.
Preferably, the standby power supply component comprises a storage battery and a photovoltaic power generation board; wherein the content of the first and second substances,
the photovoltaic power generation board is connected with the storage battery, and the storage battery is connected with the power supply on-off switching component.
The beneficial effects of the above technical scheme are: the standby power supply component is provided with the storage battery and the photovoltaic power generation panel, so that the sustainability of standby power supply of the standby power supply component can be improved.
Preferably, the standby power supply assembly further comprises a charge detector;
the electric quantity detector is connected with the storage battery and is used for detecting the residual electric quantity value of the storage battery;
the electric quantity detector is also connected with the central controller and is used for transmitting the residual electric quantity value to the central controller.
The beneficial effects of the above technical scheme are: the real-time residual electric quantity value of the storage battery can be accurately detected through the electric quantity detector, so that a reliable basis is provided for the central controller to indicate the alarm component to alarm.
Preferably, the power supply on-off switching assembly comprises a relay and a logic control chip; wherein the content of the first and second substances,
the logic control chip is respectively connected with the power state detection component of the base station and the relay;
the relay is respectively connected with the standby power supply assembly and the 5G communication base station;
the logic control chip is used for indicating the relay to switch the standby power supply component and the 5G communication base station between a conducting state and a disconnecting state according to the power supply state of the alternating current commercial power.
The beneficial effects of the above technical scheme are: the standby power supply unit and the 5G communication base station are switched between an on state and an off state by using a relay and a logic control chip, so that the sensitivity of switching between the standby power supply unit and the 5G communication base station can be realized.
Preferably, the logic control chip is an FPGA chip.
The beneficial effects of the above technical scheme are: the logic control chip is set as an FPGA chip, so that the speed and the accuracy of the switching action of the power supply on-off switching component can be improved.
Preferably, the alarm assembly includes a buzzer and a flash lamp; wherein the content of the first and second substances,
the buzzer and the flash lamp are both connected with the central controller;
the flash includes a red LED, a green LED, and a blue LED.
The beneficial effects of the above technical scheme are: the alarm assembly is designed to comprise the buzzer and the flash lamp, so that the reliability and the accuracy of the alarm operation of the alarm assembly can be improved.
As can be seen from the content of the above embodiment, the standby power on-off control device for a 5G communication base station includes a 5G communication base station, a base station power state detection component, a standby power supply component, a power supply on-off switching component, an alarm component and a central controller; the base station power supply state detection component is connected with the 5G communication base station and is used for detecting the power supply state of alternating current commercial power currently connected with the 5G communication base station; the standby power supply component is connected with the 5G communication base station through the power supply on-off switching component, and the power supply on-off switching component is used for switching the on-off state of the standby power supply component and the 5G communication base station according to the power supply state of the alternating current commercial power; the central controller is respectively connected with the standby power supply component and the alarm component and is used for indicating the alarm component to carry out alarm operation according to the residual electric quantity value of the standby power supply component; it can be seen that, this a spare power on-off control device for 5G communication base station detects the power supply state of the alternating current commercial power that is connected with 5G communication base station at present through setting up base station power state detection component, and utilize reserve power supply component according to the power supply state of this alternating current commercial power, switch on and off state between reserve power supply component and the 5G communication base station, and still utilize central controller according to reserve power supply component's surplus electric quantity value, instruct the alarm component to report to the police and operate, so that the maintenance personal can carry out the power supply maintenance of adaptability to corresponding 5G communication base station, thereby guarantee 5G communication base station and carry out the timeliness and the stability that spare power on-off switched, and improve 5G communication base station's operational reliability.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. The standby power on-off control device for the 5G communication base station is characterized by comprising the 5G communication base station, a base station power supply state detection component, a standby power supply component, a power supply on-off switching component, an alarm component and a central controller; wherein the content of the first and second substances,
the base station power supply state detection component is connected with the 5G communication base station and is used for detecting the current AC commercial power supply state connected with the 5G communication base station;
the standby power supply assembly is connected with the 5G communication base station through the power supply on-off switching assembly, and the power supply on-off switching assembly is used for switching the on-off state of the standby power supply assembly and the 5G communication base station according to the power supply state of the alternating current mains supply;
the central controller is respectively connected with the standby power supply assembly and the alarm assembly, and is used for indicating the alarm assembly to carry out alarm operation according to the residual electric quantity value of the standby power supply assembly.
2. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 1, wherein:
the 5G communication base station comprises a 5G signal receiver, a 5G signal transmitter, a 5G signal modem and a base station power supply port; wherein the content of the first and second substances,
the 5G signal receiver and the 5G signal transmitter are both connected with the 5G signal modem;
the 5G signal receiver, the 5G signal transmitter and the 5G signal modem are all connected with the alternating current mains supply and the power supply on-off switching assembly through the base station power supply port.
3. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 2, wherein:
the 5G communication base station further comprises an interference signal shielding device, the interference signal shielding device is connected with the 5G signal receiver, and the interference signal shielding device is used for shielding and filtering the external interference signals received by the 5G signal receiver.
4. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 1, wherein:
the base station power supply state detection assembly comprises a power supply voltage detector, a power supply current detector and a power supply output frequency detector, wherein the power supply voltage detector, the power supply current detector and the power supply output frequency detector are all connected with the alternating current commercial power;
the power supply voltage detector is used for detecting the actual output voltage value of the alternating current commercial power to the 5G communication base station;
the power supply current detector is used for detecting the actual output current value of the alternating current commercial power to the 5G communication base station;
the power supply output frequency detector is used for detecting the actual output alternating current frequency value of the alternating current commercial power to the 5G communication base station.
5. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 4, wherein:
the base station power state detection component also comprises a noise reduction filter and a preamplifier; the power supply voltage detector, the power supply current detector and the power supply output frequency detector are connected with the alternating current commercial power sequentially through the noise reduction filter and the preamplifier.
6. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 1, wherein:
the standby power supply component comprises a storage battery and a photovoltaic power generation board; wherein the content of the first and second substances,
the photovoltaic power generation board is connected with the storage battery, and the storage battery is connected with the power supply on-off switching component.
7. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 6, wherein:
the standby power supply component also comprises a power detector;
the electric quantity detector is connected with the storage battery and is used for detecting the residual electric quantity value of the storage battery;
the electric quantity detector is also connected with the central controller and is used for transmitting the residual electric quantity value to the central controller.
8. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 1, wherein:
the power supply on-off switching assembly comprises a relay and a logic control chip; wherein the content of the first and second substances,
the logic control chip is respectively connected with the base station power supply state detection component and the relay;
the relay is respectively connected with the standby power supply assembly and the 5G communication base station;
and the logic control chip is used for indicating the relay to switch the standby power supply assembly and the 5G communication base station between a conducting state and a disconnecting state according to the alternating current commercial power supply state.
9. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 8, wherein:
the logic control chip is an FPGA chip.
10. The power backup on/off control apparatus for a 5G communication base station as claimed in claim 1, wherein:
the alarm component comprises a buzzer and a flash lamp; wherein the content of the first and second substances,
the buzzer and the flash lamp are both connected with the central controller;
the flash includes a red LED, a green LED, and a blue LED.
CN202120104196.4U 2021-01-15 2021-01-15 Spare power on-off control device for 5G communication base station Active CN214227940U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120104196.4U CN214227940U (en) 2021-01-15 2021-01-15 Spare power on-off control device for 5G communication base station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120104196.4U CN214227940U (en) 2021-01-15 2021-01-15 Spare power on-off control device for 5G communication base station

Publications (1)

Publication Number Publication Date
CN214227940U true CN214227940U (en) 2021-09-17

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CN202120104196.4U Active CN214227940U (en) 2021-01-15 2021-01-15 Spare power on-off control device for 5G communication base station

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