CN206992785U - A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply - Google Patents
A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply Download PDFInfo
- Publication number
- CN206992785U CN206992785U CN201720957381.1U CN201720957381U CN206992785U CN 206992785 U CN206992785 U CN 206992785U CN 201720957381 U CN201720957381 U CN 201720957381U CN 206992785 U CN206992785 U CN 206992785U
- Authority
- CN
- China
- Prior art keywords
- power supply
- unit
- direct current
- control unit
- base station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Rectifiers (AREA)
Abstract
A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply, it is related to the power supply technique of communication base station, in order to solve the problems, such as that existing power supply switching low-response, energy resource consumption are big.Alternating current 220V civil power connects AC rectification unit by A.C. contactor city electric control unit, and AC rectification unit exports 240V voltages and powered for communication base station；The positive pole connection of 240V dc sources reversely ends the positive pole of unit, reversely the negative pole of cut-off unit connects positive pole power supply terminal simultaneously and direct current compares the first input end of control unit, direct current compares the second input input setting voltage Ur of control unit, direct current compares the drive end of the output end connection direct current switching unit of control unit, the negative pole of 240V dc sources with connecing power supply, the power supply between negative pole power supply terminal series direct current electricity switching unit.The utility model is applied to power for communication base station.
Description
Technical field
It the utility model is related to the power supply field of communication base station, and in particular to the mains-supplied and Remote Power Supply of communication base station
The complementary technology of power supply.
Background technology
The mains-supplied of existing communication base station and the switching of Remote Power Supply power supply are carried out using relay, but relay rings
Should be slow, the power consumption of relay peripheral circuit is big, and with raising of the communication base station to uninterrupted power source power reguirements, power supply switching rings
Device slow, that switching energy resource consumption is big is answered to meet base station high security, the requirement of low-power consumption very well.
Utility model content
The utility model is in order to solve the problems, such as that existing power supply switching low-response, energy resource consumption are big, so as to provide one kind
The mains-supplied of communication base station and the compensation device of Remote Power Supply power supply.
A kind of mains-supplied of communication base station described in the utility model and the compensation device of Remote Power Supply power supply, including hand over
Flow contactor city electric control unit 1, reversely AC rectification filter unit 2, cut-off unit 3, direct current switching unit 4 and direct current
Electricity relatively control unit 5；
The input of the output end connection A.C. contactor city electric control unit 1 of alternating current 220V civil power, A.C. contactor city
The input of the output end connection AC rectification filter unit 2 of electric control unit 1, the output end of AC rectification filter unit 2
High potential end connection positive pole power supply terminal, low potential end connection negative pole power supply terminal；Positive pole power supply terminal and negative pole feeder ear
Sub- corresponding power supply side in connection communication base station；
The positive pole connection of 240V dc sources reversely ends the positive pole of unit 3, and the negative pole for reversely ending unit 3 connects simultaneously
Positive pole power supply terminal and direct current compare the first input end of control unit 5, and direct current compares the second input of control unit 5
Input setting voltage Ur, direct current compare the drive end of the output end connection direct current switching unit 4 of control unit 5, and 240V is straight
Flow power supply negative pole with connecing power supply, the power supply between negative pole power supply terminal series direct current electricity switching unit 4.
The utility model is when there is city to be electrically accessed, A.C. contactor adhesive, through AC rectification unit rectifying and voltage-stabilizing to communication
Base station exports direct current 240V voltages；Under civil power off-network, dc source exports direct current 240V and powered for communication base station.This practicality is new
The structure of type is simple, easy for installation, fast response time, low in energy consumption.
Brief description of the drawings
Fig. 1 is a kind of complementary dress of the mains-supplied with Remote Power Supply power supply of communication base station described in embodiment one
The circuit theory diagrams put.
Embodiment
Embodiment one：Reference picture 1 illustrates present embodiment, a kind of communication base station described in present embodiment
The power supply of mains-supplied and Remote Power Supply compensation device, including A.C. contactor city electric control unit 1, AC rectification filtering
Unit 2, reversely cut-off unit 3, direct current switching unit 4 and direct current compare control unit 5；
The input of the output end connection A.C. contactor city electric control unit 1 of alternating current 220V civil power, A.C. contactor city
The input of the output end connection AC rectification filter unit 2 of electric control unit 1, the output end of AC rectification filter unit 2
High potential end connection positive pole power supply terminal, low potential end connection negative pole power supply terminal；Positive pole power supply terminal and negative pole feeder ear
Sub- corresponding power supply side in connection communication base station；
The positive pole connection of 240V dc sources reversely ends the positive pole of unit 3, and the negative pole for reversely ending unit 3 connects simultaneously
Positive pole power supply terminal and direct current compare the first input end of control unit 5, and direct current compares the second input of control unit 5
Input setting voltage Ur, direct current compare the drive end of the output end connection direct current switching unit 4 of control unit 5, and 240V is straight
Flow power supply negative pole with connecing power supply, the power supply between negative pole power supply terminal series direct current electricity switching unit 4.
A.C. contactor city electric control unit 1 is realized using A.C. contactor KM；Pass through alternating current 220V civil power incoming transport
The coil of contactor, realize the automatic switching function of alternating current.The both ends of alternating current 220V civil power output end connect exchange and connect respectively
The both ends of tentaculum KM coils, the normally opened main contacts of A.C. contactor KM are connected on alternating current 220V civil power output end and AC rectification filter
Between the input of ripple unit 2.
AC rectification unit realizes have alternating current 220V city using single phase bridge type rectifier circu DZ and electric capacity of voltage regulation C
Electricity is converted into the function of stable DC electricity.Electric capacity of voltage regulation C is connected in parallel on the output end of single phase bridge type rectifier circu.
Reversely cut-off unit 3 is realized using high withstand voltage, heavy-duty diode D.With preventing the direct current after AC rectification
The function of electric connection 240V DC power anodes.
Direct current, which compares control unit 5, includes resistance R1, resistance R2, resistance R3 and comparator；
Resistance R2 one end ground connection, the resistance R2 other end connect resistance R1 one end and the negative input of comparator simultaneously
End, the resistance R1 other end connect positive pole power supply terminal and the reversely negative pole of cut-off unit 3 simultaneously, and resistance R3 one end input is set
Determine voltage Ur, the positive input terminal of resistance R3 other end connection comparator, the output end of comparator compares control list for direct current
The output end of member 5.
Under alternating current 220V civil power powering-off state, electric capacity of voltage regulation C voltage step-down, when resistance R1, resistance R2 partial pressures are less than Ur
When, comparator drives high-power MOS tube VT, compared with the partial pressure by setting voltage Ur and resistance R1, resistance R2, complete pair
Direct current switching control function.
Direct current switching unit 4 is realized using resistance R4 and high withstand voltage, the metal-oxide-semiconductor VT of high-power, low internal resistance；With connection
240V dc sources are to communication base station, and the function of direct current output 240V voltages.
Prior art is using relay switching civil power and Remote Power Supply, and the response time is up to ms or s magnitudes, and this embodiment party
Formula is switched over using metal-oxide-semiconductor, is not only increased response speed and is also reduced power consumption, the response time only has μ s magnitudes.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.
Claims (6)
1. a kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply, it is characterised in that including ac contactor
Device city electric control unit (1), AC rectification filter unit (2), reversely end unit (3), direct current switching unit (4) and directly
Stream electricity relatively control unit (5)；
The input of output end connection A.C. contactor city's electric control unit (1) of alternating current 220V civil power, A.C. contactor civil power
The input of the output end connection AC rectification filter unit (2) of control unit (1), AC rectification filter unit (2) are defeated
Go out the high potential end connection positive pole power supply terminal at end, low potential end connection negative pole power supply terminal；Positive pole power supply terminal and negative pole supply
Corresponding power supply side in electric terminal connection communication base station；
The positive pole connection of 240V dc sources reversely ends the positive pole of unit (3), and the negative pole for reversely ending unit (3) connects simultaneously
Positive pole power supply terminal and direct current compare the first input end of control unit (5), and it is second defeated to compare control unit (5) for direct current
Enter end input setting voltage Ur, direct current compares the driving of the output end connection direct current switching unit (4) of control unit (5)
End, the negative pole of 240V dc sources with connecing power supply, the power supply between negative pole power supply terminal series direct current electricity switching unit
(4)。
2. a kind of mains-supplied of communication base station according to claim 1 and the compensation device of Remote Power Supply power supply, it is special
Sign is that A.C. contactor city electric control unit (1) is realized using A.C. contactor KM；
The both ends of alternating current 220V civil power output end connect the both ends of A.C. contactor KM coils, the normally opened masters of A.C. contactor KM respectively
Contact series are between the input of alternating current 220V civil power output end and AC rectification filter unit (2).
3. a kind of mains-supplied of communication base station according to claim 2 and the compensation device of Remote Power Supply power supply, it is special
Sign is that the AC rectification filter unit (2) includes single phase bridge type rectifier circu and electric capacity of voltage regulation C；
Electric capacity of voltage regulation C is connected in parallel on the output end of single phase bridge type rectifier circu.
4. a kind of mains-supplied of communication base station according to claim 1 and the compensation device of Remote Power Supply power supply, it is special
Sign is that the reversely cut-off unit (3) is realized using diode D.
5. a kind of mains-supplied of communication base station according to claim 1 or 3 and the compensation device of Remote Power Supply power supply, its
It is characterised by, the direct current, which compares control unit (5), includes resistance R1, resistance R2, resistance R3 and comparator；
Resistance R2 one end ground connection, the resistance R2 other end connect resistance R1 one end and the negative input end of comparator simultaneously, electricity
The other end for hindering R1 connects positive pole power supply terminal and the reversely negative pole of cut-off unit (3), resistance R3 one end input setting simultaneously
The positive input terminal of voltage Ur, resistance R3 other end connection comparator, the output end of comparator compare control unit for direct current
(5) output end.
6. a kind of mains-supplied of communication base station according to claim 1,2,3 or 4 and the complementary dress of Remote Power Supply power supply
Put, it is characterised in that the direct current switching unit (4) is realized using resistance R4 and metal-oxide-semiconductor VT；
Metal-oxide-semiconductor VT drive end series resistance R4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957381.1U CN206992785U (en) | 2017-08-02 | 2017-08-02 | A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957381.1U CN206992785U (en) | 2017-08-02 | 2017-08-02 | A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206992785U true CN206992785U (en) | 2018-02-09 |
Family
ID=61418361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720957381.1U Expired - Fee Related CN206992785U (en) | 2017-08-02 | 2017-08-02 | A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206992785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111130153A (en) * | 2018-10-30 | 2020-05-08 | 中国科学院大连化学物理研究所 | Monitoring system for aluminum air fuel cell in communication base station use process |
-
2017
- 2017-08-02 CN CN201720957381.1U patent/CN206992785U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111130153A (en) * | 2018-10-30 | 2020-05-08 | 中国科学院大连化学物理研究所 | Monitoring system for aluminum air fuel cell in communication base station use process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWM423346U (en) | Charging device | |
| CN203872416U (en) | Intelligent illuminating emergency lamp | |
| CN102076144A (en) | Solution to working power supply and power of two-wire-system electronic switch | |
| CN103312308A (en) | Thyristor triggering device and method | |
| CN103179751A (en) | LED driving circuit capable of realizing complete-period sampling of inductive current | |
| CN108964465A (en) | Has the power adapter of self-powered controlling mechanism | |
| CN205544520U (en) | Automatic energy -conserving charging circuit of pressure regulating | |
| CN206992785U (en) | A kind of mains-supplied of communication base station and the compensation device of Remote Power Supply power supply | |
| CN202906730U (en) | Self-switching-on-off starting control circuit used for LED flyback driving power supply | |
| CN201549920U (en) | Intelligent charger with alternating current and direct current collinear input | |
| CN202889180U (en) | AC (Alternating Current) and DC (Direct Current) input self-adaptive circuit | |
| CN104362712A (en) | Automatic power-off charger for mobile phone | |
| CN203218943U (en) | Two-path charger | |
| CN208938795U (en) | A kind of A.C. contactor electromagnetic coil noise-reduction energy-saving device | |
| CN207691525U (en) | A kind of supply unit | |
| CN205453525U (en) | Novel gasoline engine rectification pressure regulating control circuit | |
| CN202979415U (en) | Switch | |
| CN2865971Y (en) | Electric welder energy-saving controller | |
| CN106160416B (en) | BUCK constant-voltage control circuit | |
| CN206865788U (en) | A kind of circuit of corridor light of energy saving | |
| CN105226967B (en) | Alternating current 220V ultra-low power standby power supply | |
| CN105656116B (en) | A kind of constant-current charging circuit using floating ground formula | |
| CN204986890U (en) | Take charge lamp stand of function of USB | |
| CN104426173A (en) | Charging circuit | |
| CN204481785U (en) | From the Intelligent switching circuit of current transformer power taking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20180802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |