CN217388307U - Switching device for base station commercial power oil engine - Google Patents
Switching device for base station commercial power oil engine Download PDFInfo
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- CN217388307U CN217388307U CN202222091584.0U CN202222091584U CN217388307U CN 217388307 U CN217388307 U CN 217388307U CN 202222091584 U CN202222091584 U CN 202222091584U CN 217388307 U CN217388307 U CN 217388307U
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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
- 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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Abstract
The utility model discloses a base station commercial power oil engine switching device, which comprises a three-phase commercial power switch, a three-phase oil engine switch, a change-over switch, a power-off sensor and a signal transceiver; the change-over switch is respectively connected with the three-phase commercial power switch and the three-phase oil engine switch, and when any one phase of the three-phase commercial power switch is powered on, the change-over switch is communicated with the three-phase commercial power switch and is disconnected with the three-phase oil engine switch; through change over switch, but the very first time switch oil engine power supply when the commercial power has a power failure, the commercial power can in time be closed after resumeing, avoid the oil engine to close the waste problem of noise and the oil mass that in time brought, realize closely the transmission operation of commercial power and the oily disconnected signal of telecommunication through outage sensor in addition, realize the transmission operation of distant commercial power and the oily disconnected signal of telecommunication through signal transceiver, the effectual switching control who solves the communication base station of generating electricity difficulty or unable electricity generation, through long-range and time delay controlling means, the effectual control of guaranteeing the oil engine, avoid extravagant and disturbing the citizen.
Description
Technical Field
The utility model relates to a power supply unit technical field, in particular to basic station commercial power oil machine auto-change over device.
Background
In the daily power generation process, because reasons such as mains supply fault, need carry out emergent electricity generation through the oil engine when the commercial power has a power failure, consequently need carry out timely switching through auto-change over device, in the operation of oil engine, the oil engine causes the peripheral noise pollution of basic station because of can't closing in the very first time of coming a call, influences the life of surrounding people, in addition, switch to the commercial power supply state immediately after the external commercial power incoming telegram to can realize the remote control to the oil engine and shut down, realize long accurate control and fetch letter to the electricity generation, practice thrift the oil for electricity generation.
The existing oil engine power generation credit acquisition terminal comprises a direct current oil engine credit acquisition line, an alternating current oil engine credit acquisition line and an external battery pack credit acquisition line. The situation of power generation of the base station oil engine is mastered by judging logical values among the moving loop monitoring system, the switching power supply and the power generation and signal acquisition equipment. Because logic judgment between a plurality of devices and the system is involved, false alarm is easy to occur, and accurate power generation management and control cannot be realized. Particularly, the method brings serious challenges to communication base stations which are difficult to generate power or cannot generate power, such as remote mountain areas, high mountain stations, and the like, and cannot get up during holidays.
In addition, the moving loop monitoring of the current communication base station machine room is realized by depending on an external switch interface provided by main equipment, and due to the inherent limitation of the switch interface, the power environment state of the machine room cannot be monitored in detail, so that the problems of inaccurate power failure information and waste of oil quantity of an oil engine are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned not enough and provide a basic station commercial power oil machine auto-change over device.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the system comprises a three-phase commercial power switch, a three-phase oil engine switch, a change-over switch, a power-off sensor and a signal transceiver;
the change-over switch is respectively connected with the three-phase commercial power switch and the three-phase oil engine switch, when three phases of the three-phase commercial power switch are completely powered off, the change-over switch is disconnected with the three-phase commercial power switch and is communicated with the three-phase oil engine switch, and when any one phase of the three-phase commercial power switch is powered on, the change-over switch is communicated with the three-phase commercial power switch and is disconnected with the three-phase oil engine switch;
the power-off sensor is connected with the change-over switch, and the signal receiving and transmitting device is connected with the change-over switch.
Further, the outage sensor is three-phase contact outage sensor, and the outage sensor includes alternating current frequency detector and optoelectronic coupler, and when alternating current frequency detector detected oil machine alternating current frequency, optoelectronic coupler output 5V remote signalling volume signal, when alternating current frequency detector detected commercial power alternating current frequency, optoelectronic coupler output 2.5V remote signalling volume signal.
Further, the signal transceiver comprises a wireless frequency band receiver and a wireless frequency band transmitter, the wireless frequency band receiver is connected with the selector switch, the wireless frequency band transmitter is connected with the wireless frequency band receiver, and the wireless frequency band receiver comprises a first signal output end and a second signal output end;
when the three-phase mains supply switch is powered on, the first signal output end outputs 5V +/-0.1V signals, when the three-phase mains supply switch is not powered on, the first signal output end outputs 2.5V +/-0.1V signals, when the three-phase oil engine switch is powered on, the second signal output end outputs 5V +/-0.1V signals, and when the three-phase oil engine switch is not powered on, the second signal output end outputs 2.5V +/-0.1V signals.
Further, the three-phase commercial power switch and the three-phase oil engine switch are of a three-phase four-wire structure, and each phase current capacity is 100A.
Further, a delay control device is arranged on the three-phase oil engine switch, when the change-over switch is disconnected with the three-phase oil engine switch, the delay control device controls the oil engine to be turned off, and the delay time range is 0-60 minutes.
Further, a remote control device is arranged on the three-phase oil engine switch.
Advantageous effects
Compared with the prior art, the utility model discloses following beneficial effect has at least:
a basic station commercial power oil engine auto-change over device, setting through change over switch, but the first time switch oil engine power supply when commercial power has a power failure, can in time close the oil engine after the commercial power resumes, avoid the oil engine to close the waste problem of noise and oil mass that untimely brought, realize the transmission operation of closely commercial power and the oily disconnected signal of telecommunication through outage sensor in addition, realize the transmission operation of remote commercial power and the oily disconnected signal of telecommunication through signal transceiver, the effectual switching control who has solved the communication basic station of the difficult or unable electricity generation of electricity generation, through long-range and time delay control device, the effectual control of having guaranteed the oil engine, avoid extravagant and disturbing the citizen.
Drawings
Fig. 1 is a schematic connection diagram of a switching device of a commercial oil engine in a base station of the present invention;
fig. 2 is the utility model relates to a basic station commercial power oil engine auto-change over device remote control connects the sketch map.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In the following, several specific embodiments are given for describing the technical solution of the present application in detail. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
As shown in fig. 1 and fig. 2, in an embodiment, the utility model discloses a base station commercial oil engine switching device includes three-phase commercial oil switch, three-phase oil engine switch, change over switch, outage sensor and signal transceiver; the change-over switch is respectively connected with the three-phase commercial power switch and the three-phase oil engine switch, when three phases of the three-phase commercial power switch are completely powered off, the change-over switch is disconnected with the three-phase commercial power switch and is communicated with the three-phase oil engine switch, and when any one phase of the three-phase commercial power switch is powered on, the change-over switch is communicated with the three-phase commercial power switch and is disconnected with the three-phase oil engine switch; the power-off sensor is connected with the change-over switch, and the signal receiving and transmitting device is connected with the change-over switch.
In the above embodiment, the three-phase mains supply switch and the three-phase oil engine switch are both in a three-phase four-wire structure, and each phase current capacity is 100A. The three-phase oil engine switch is provided with a delay control device, when the change-over switch is disconnected with the three-phase oil engine switch, the delay control device controls the oil engine to be closed, and the delay time range is 0-60 minutes. The three-phase oil engine switch is provided with a remote control device. When the three-phase input of the three-phase commercial power switch is completely powered off and the three-phase oil engine switch is powered on: the three-phase commercial power switch is switched to any phase power-on state from all three-phase power-off states, the change-over switch is required to be set to the states of the three-phase commercial power switch being closed and the three-phase oil engine switch being opened, and the oil engine is remotely turned off in a delayed manner for 0-60 minutes (with adjustable delay); when three-phase input of the three-phase mains supply switch is completely powered off and the three-phase oil engine switch is also powered off: and the states of a mains supply switch and an oil engine switch in the change-over switch are kept unchanged.
In the above embodiment, the power failure sensor is a three-phase contact power failure sensor, the power failure sensor includes an ac frequency detector and a photoelectric coupler, when the ac frequency detector detects the ac frequency of the oil engine, the photoelectric coupler outputs a 5V remote signaling quantity signal, and when the ac frequency detector detects the ac frequency of the commercial power, the photoelectric coupler outputs a 2.5V remote signaling quantity signal. The power failure sensor adopts a three-phase direct access type, directly collects and analyzes the actual frequency and harmonic components of an AC220V/50Hz power supply, judges whether the power supply property is the power supply of an external power grid or the power generation of an oil engine, and feeds the power supply property back to the FSU and uploads the power supply property to the operation and maintenance platform after strong and weak current isolation is carried out by the optical coupling device. The photoelectric coupler is used as a signal acquisition and conversion device for internal detection of the power failure sensor, so that the working safety and the lightning impulse resistance of the equipment are improved. In the embodiment, the power-off sensor is adaptive to and matched with AI (voltage mode) and AI (current mode) equipment of FSUs with various specifications and brands according to the characteristics of different FSU internal circuits.
Preferably, the electric insulation voltage between the primary lines of the power failure sensor is more than 1500V. The AI/DO interface of the power-off sensor meets the lightning protection capability of differential mode 3KA and common mode 2 KA.
In the above embodiment, the signal transceiver includes a wireless frequency band receiver and a wireless frequency band transmitter, the wireless frequency band receiver is connected to the switch, the wireless frequency band transmitter is connected to the wireless frequency band receiver, and the wireless frequency band receiver includes a first signal output end and a second signal output end;
when the three-phase mains supply switch is powered on, the first signal output end outputs 5V +/-0.1V signals, when the three-phase mains supply switch is not powered on, the first signal output end outputs 2.5V +/-0.1V signals, when the three-phase oil engine switch is powered on, the second signal output end outputs 5V +/-0.1V signals, and when the three-phase oil engine switch is not powered on, the second signal output end outputs 2.5V +/-0.1V signals.
Preferably, the signal transceiver is a 433M/Lora transmitter and receiver, the base station commercial oil engine switching device further comprises a door magnetic sensor, the FSU can be directly accessed to the base station commercial oil engine switching device through the base station commercial oil engine switching device during near-end power generation, and the FSU can be accessed to the machine room through the signal transceiver during far-end power generation.
A basic station commercial power oil engine auto-change over device, setting through change over switch, but the first time switch oil engine power supply when commercial power has a power failure, can in time close the oil engine after the commercial power resumes, avoid the oil engine to close the waste problem of noise and oil mass that untimely brought, realize the transmission operation of closely commercial power and the oily disconnected signal of telecommunication through outage sensor in addition, realize the transmission operation of remote commercial power and the oily disconnected signal of telecommunication through signal transceiver, the effectual switching control who has solved the communication basic station of the difficult or unable electricity generation of electricity generation, through long-range and time delay control device, the effectual control of having guaranteed the oil engine, avoid extravagant and disturbing the citizen.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a basic station commercial power oil engine auto-change over device which characterized in that:
the system comprises a three-phase commercial power switch, a three-phase oil engine switch, a change-over switch, a power-off sensor and a signal transceiver;
the change-over switch is respectively connected with the three-phase commercial power switch and the three-phase oil engine switch, when three phases of the three-phase commercial power switch are completely powered off, the change-over switch is disconnected with the three-phase commercial power switch and is communicated with the three-phase oil engine switch, and when any one phase of the three-phase commercial power switch is powered on, the change-over switch is communicated with the three-phase commercial power switch and is disconnected with the three-phase oil engine switch;
the power-off sensor is connected with the change-over switch, and the signal receiving and transmitting device is connected with the change-over switch.
2. The base station commercial oil engine switching device according to claim 1, characterized in that:
the power failure sensor is a three-phase contact power failure sensor, the power failure sensor comprises an alternating current frequency detector and a photoelectric coupler, when the alternating current frequency detector detects the alternating current frequency of the oil engine, the photoelectric coupler outputs a 5V remote signaling quantity signal, and when the alternating current frequency detector detects the alternating current frequency of the commercial power, the photoelectric coupler outputs a 2.5V remote signaling quantity signal.
3. The base station commercial oil engine switching device according to claim 1, characterized in that:
the signal receiving and transmitting device comprises a wireless frequency band receiver and a wireless frequency band transmitter, the wireless frequency band receiver is connected with the selector switch, the wireless frequency band transmitter is connected with the wireless frequency band receiver, and the wireless frequency band receiver comprises a first signal output end and a second signal output end;
when the three-phase mains supply switch is powered on, the first signal output end outputs 5V +/-0.1V signals, when the three-phase mains supply switch is not powered on, the first signal output end outputs 2.5V +/-0.1V signals, when the three-phase oil engine switch is powered on, the second signal output end outputs 5V +/-0.1V signals, and when the three-phase oil engine switch is not powered on, the second signal output end outputs 2.5V +/-0.1V signals.
4. The base station commercial oil engine switching device according to claim 1, characterized in that:
the three-phase commercial power switch and the three-phase oil engine switch are of a three-phase four-wire structure, and each phase current capacity is 100A.
5. The base station commercial oil engine switching device according to claim 1, characterized in that:
the three-phase oil engine switch is provided with a delay control device, when the change-over switch is disconnected with the three-phase oil engine switch, the delay control device controls the oil engine to be closed, and the delay time range is 0-60 minutes.
6. The base station commercial oil engine switching device according to claim 5, characterized in that:
and a remote control device is arranged on the three-phase oil engine switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222091584.0U CN217388307U (en) | 2022-08-10 | 2022-08-10 | Switching device for base station commercial power oil engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222091584.0U CN217388307U (en) | 2022-08-10 | 2022-08-10 | Switching device for base station commercial power oil engine |
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| Publication Number | Publication Date |
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| CN217388307U true CN217388307U (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222091584.0U Active CN217388307U (en) | 2022-08-10 | 2022-08-10 | Switching device for base station commercial power oil engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115061061A (en) * | 2022-08-18 | 2022-09-16 | 中国铁塔股份有限公司云南省分公司 | Method and device for prejudging abnormal state of wireless station switch power supply |
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2022
- 2022-08-10 CN CN202222091584.0U patent/CN217388307U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115061061A (en) * | 2022-08-18 | 2022-09-16 | 中国铁塔股份有限公司云南省分公司 | Method and device for prejudging abnormal state of wireless station switch power supply |
| CN115061061B (en) * | 2022-08-18 | 2022-11-01 | 中国铁塔股份有限公司云南省分公司 | Method and device for prejudging abnormal state of wireless station switch power supply |
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