CN207021749U - A kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery - Google Patents
A kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery Download PDFInfo
- Publication number
- CN207021749U CN207021749U CN201720997341.XU CN201720997341U CN207021749U CN 207021749 U CN207021749 U CN 207021749U CN 201720997341 U CN201720997341 U CN 201720997341U CN 207021749 U CN207021749 U CN 207021749U
- Authority
- CN
- China
- Prior art keywords
- circuit
- power supply
- lithium titanate
- elevator
- titanate battery
- 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
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Classifications
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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
- 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
Abstract
The utility model patent is related to elevator technology field, disclose a kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery, it can improve the life-span of stand-by power supply and charging rate, improve the security of the side's intercom system of elevator five, the replacement frequency of stand-by power supply or battery is reduced, reaches the purpose of energy-conserving and environment-protective.It includes civil power input circuit, Switching Power Supply, constant-current charging circuit, lithium titanate battery group, reduction voltage circuit, battery protecting circuit, city's power detection circuit, short-circuit protection circuit, output control switch, LED display circuit；The lithium titanate battery group is built in stand-by power supply enclosure interior.The utility model patent is applicable and all side's intercom systems of elevator five.
Description
Technical field
It the utility model is related to elevator technology field, more particularly to the side's intercom system of elevator five.
Background technology
With the continuous development of urban construction, high building quantity rapid growth, every building can all install multi-section elevator.Elevator is pacified
Full property is most important, and some failures inevitably occur as a kind of electromechanical equipment in itself in elevator.When having passenger
When being broken down using elevator and elevator, in order to ensure the safety of passenger, passenger needs to pass through the side's intercommunication of elevator five in time in case
System is cried for help to elevator management personnel.
Stand-by power supply used in the side's intercom system industry of elevator five is all to use lead-acid battery or ternary lithium battery at present
As energy storage component, because the self-defect of lead-acid battery and ternary lithium battery determines that service life is shorter, charging is slow, charging
Speed can only achieve 0.2C ~ 0.5C, and poor reliability, easily failure, the replacing frequency is more, changes cumbersome.And lead-acid battery contains
Heavy metal, environmental pollution are larger.And any battery scrap processing larger pollution can be all caused to natural environment.In order to
The reliability and service life of stand-by power supply are improved, reduces replacement frequency to mitigate the workload of elevator producer, conservation of nature
Environment, spy propose a kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery.
Utility model content
The technical problems to be solved in the utility model is：The service life of the side's intercom system stand-by power supply of elevator five is improved,
Solve the slow problem of the current side's intercom system stand-by power supply of elevator five charging, reduce system conversion frequency, reach environmental protection
Purpose.
To solve the above problems, the technical solution adopted in the utility model is：The side couple of elevator five based on lithium titanate battery
Say system reserve power supply, including civil power input circuit, Switching Power Supply, constant-current charging circuit, lithium titanate battery group, reduction voltage circuit,
Battery protecting circuit, city's power detection circuit, short-circuit protection circuit, output control switch, LED display circuit；
The civil power input circuit, Switching Power Supply, constant-current charging circuit, lithium titanate battery group, reduction voltage circuit, short-circuit protection
Circuit connects with output control switch circuit；The Switching Power Supply, city's power detection circuit connect with output control switch circuit；Institute
State lithium titanate battery group, battery protecting circuit connects with output control switch circuit；The lithium titanate battery group is built in
Stand-by power supply enclosure interior.
Preferably, the Switching Power Supply is isolation type switch power.
Preferably, the reduction voltage circuit is BUCK type reduction voltage circuits.
Preferably, the lithium titanate battery group is 5 series connection of 2.4V platforms monomer or other connection in series-parallel combination sides
Formula, or, the lithium titanate battery group is any connection in series-parallel combination of non-2.4V platforms monomer, and is built in stand-by power supply
Enclosure interior.
Preferably, the output control switch is metal-oxide-semiconductor.
Preferably, the short-circuit protection circuit is current detection type protection circuit.
City's power detection circuit is detection switch power work state.
Preferably, elevator five side intercom system stand-by power supply of the utility model based on lithium titanate battery, is also wrapped
Battery over-discharge protection circuit is included, the battery over-discharge protection circuit connects with lithium titanate battery group and output control switch circuit
Connect, for detecting lithium titanate battery group total voltage, and control output switch state.
Preferably, elevator five side intercom system stand-by power supply of the utility model based on lithium titanate battery, is also wrapped
Include ferric phosphate lithium cell, super capacitor, one kind in ternary lithium battery or its combination.
The utility model relative to prior art advantage：
（1）The utility model can improve the service life of the side's intercom system stand-by power supply of elevator five so that lithium titanate electricity
The service life in pond can reach more than 10 years.
（2）The utility model can improve charging rate so that the charge rate of lithium titanate charges up to more than 6C.
（3）The utility model feature of environmental protection is good, and lithium titanate battery of the present utility model is carried out more again after can be used more than 10 years
Change, relatively common stand-by power supply must be changed for once for every 1 to 2 year, reach the purpose of energy-conserving and environment-protective.Meanwhile this practicality
It is new because battery altering frequency is low, reduce maintenance cost.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, the utility model is done below further
It is described in detail on ground.
The side's intercom system stand-by power supply of elevator five, which will reach, to be improved service life, improves charging rate, the mesh of energy-conserving and environment-protective
, memory cell will select the big energy storage device of long lifespan, charge rate first.There was only lithium titanate in current all energy storage devices
Battery and super capacitor can meet the condition that service life is long, charge rate is big simultaneously, but the capacity density of super capacitor is too
Low and cost is too high, is not suitable as the application of stand-by power supply.Therefore only lithium titanate battery is adapted to require that service life is long, filled
The fireballing stand-by power supply application of electricity.Lithium titanate battery monomer voltage selects 2.4V platforms, full of reaching 2.8V voltages.Use five
The series connection application of lithium titanate battery, meets using voltage range to be 12V to 15V.
220V electric mains will be isolated transformation by lithium titanate battery group by conversion electric power in the application as energy-storage units
More than to 12V to 15V, and charged in a manner of constant current to lithium titanate battery group.Conversion electric power uses Switching Power Supply mode, its
Small volume, cost are low, efficiency high.
The operating voltage of the side's intercom system of elevator five is specified 12V DC voltage, because of the lithium titanate battery group of 5 string applications
Using voltage range be direct current 12V to 15V, so 12V to 15V section voltage stabilization to be existed by BUCK types reduction voltage circuit
12V is exported by controlling switch, and terraced five side's intercom systems of powering use.
Because the electric consumption on lighting of the side's intercom system of elevator five just needs only when grid power blackout, and controlled in systems without centre
Process processed, as long as there is illuminalive power-supply, it begins to work according to circuit.So the illuminalive power-supply in the utility model patent needs
Power network power supply state is detected, reaches detection power network in the utility model patent by the way of detection switch power work state and supplies
The purpose of electricity condition.Represent that power network power supply is normal when detecting Switching Power Supply normal work, then stand-by power supply outputting communication
Power supply and ringing supply, do not export mains lighting supply.Grid power blackout is represented when detecting that Switching Power Supply is stopped, then standby electricity
Source while outputting communication power supply, ringing supply and mains lighting supply.
Damaged in order to avoid lithium titanate battery monomer overvoltage, the utility model patent individually detects each lithium titanate
The voltage of battery simultaneously employs cell balancing, protects the uniformity of every monomer voltage.
Damaged in order to avoid lithium titanate battery overdischarge, the utility model patent is ensureing list using cell balancing
Under the consistent preceding topic of bulk voltage, lithium titanate battery group total voltage is detected.It is standby when lithium titanate battery group total voltage is higher than 12V
Power supply can be exported normally.When lithium titanate battery group total voltage is less than 12V, stand-by power supply stops externally output.
In order to avoid the artificial short circuit of installation operation, ensure security of system, the utility model patent uses current detecting
Mode realizes external over-current and short-circuit protection.
In order to facilitate the debugging and maintenance of installation attendant, the utility model patent is using LED display modes instruction system
System working condition.
In order to realize the function of stand-by power supply output control, the utility model patent is using metal-oxide-semiconductor as switching device.Can
That leans on reaches the purpose of output control.
Based on principles above, with reference to Fig. 1, a kind of side's intercom system of elevator five based on lithium titanate battery of the present utility model
Stand-by power supply, including civil power input circuit, Switching Power Supply, constant-current charging circuit, lithium titanate battery group, reduction voltage circuit, battery are protected
Protection circuit, city's power detection circuit, short-circuit protection circuit, output control switch, LED display circuit；
The civil power input circuit, Switching Power Supply, constant-current charging circuit, lithium titanate battery group, reduction voltage circuit, short-circuit protection
Circuit connects with output control switch circuit；The Switching Power Supply, city's power detection circuit connect with output control switch circuit；Institute
State lithium titanate battery group, battery protecting circuit connects with output control switch circuit；The lithium titanate battery group is built in
Stand-by power supply enclosure interior.
Preferably, the Switching Power Supply is isolation type switch power.
Preferably, the reduction voltage circuit is BUCK type reduction voltage circuits.
Preferably, the lithium titanate battery group is 5 series connection of 2.4V platforms monomer or other connection in series-parallel combination sides
Formula, or, the lithium titanate battery group is any connection in series-parallel combination of non-2.4V platforms monomer, and is built in stand-by power supply
Enclosure interior.
Preferably, the output control switch is metal-oxide-semiconductor.
Preferably, the short-circuit protection circuit is current detection type protection circuit.
City's power detection circuit is detection switch power work state.
Preferably, elevator five side intercom system stand-by power supply of the utility model based on lithium titanate battery, is also wrapped
Battery over-discharge protection circuit is included, the battery over-discharge protection circuit connects with lithium titanate battery group and output control switch circuit
Connect, for detecting lithium titanate battery group total voltage, and control output switch state.
Preferably, elevator five side intercom system stand-by power supply of the utility model based on lithium titanate battery, is also wrapped
Include ferric phosphate lithium cell, super capacitor, one kind in ternary lithium battery or its combination.
General principle of the present utility model and main feature are the foregoing described, the description of specification simply illustrates this practicality
New principle, on the premise of the spirit and scope of the utility model is not departed from, the utility model also has various change and changed
Enter, these changes and improvements are both fallen within claimed the scope of the utility model.
Claims (10)
1. the side's intercom system stand-by power supply of elevator five based on lithium titanate battery, including civil power input circuit, Switching Power Supply, constant current
Charging circuit, lithium titanate battery group, reduction voltage circuit, battery protecting circuit, city's power detection circuit, short-circuit protection circuit, output control
System switch, LED display circuit；
The civil power input circuit, Switching Power Supply, constant-current charging circuit, lithium titanate battery group, reduction voltage circuit, short-circuit protection circuit
Connected with output control switch circuit；The Switching Power Supply, city's power detection circuit connect with output control switch circuit；The titanium
Acid lithium battery group, battery protecting circuit connect with output control switch circuit；The lithium titanate battery group is built in stand-by power supply
Enclosure interior.
2. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
The Switching Power Supply is isolation type switch power.
3. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
The reduction voltage circuit is BUCK type reduction voltage circuits.
4. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
The lithium titanate battery group is the series connection of 2.4V platforms monomer 5 or other connection in series-parallel combinations, or, the lithium titanate battery
Group is any connection in series-parallel combination of non-2.4V platforms monomer, and is built in stand-by power supply enclosure interior.
5. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
The output control switch is metal-oxide-semiconductor.
6. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
The short-circuit protection circuit is current detection type protection circuit.
7. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
The battery protecting circuit is that monomer voltage detects and employs cell balancing.
8. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, it is characterised in that
City's power detection circuit is detection switch power work state.
9. the side's intercom system stand-by power supply of elevator five based on lithium titanate battery according to any one of claim 1 ~ 7, its
It is characterised by, in addition to battery over-discharge protection circuit, the battery over-discharge protection circuit and lithium titanate battery group and output
Controlling switch circuit connects, and for detecting lithium titanate battery group total voltage, and controls output switch state.
10. elevator five side's intercom system stand-by power supply according to claim 1 based on lithium titanate battery, its feature exist
In, in addition to ferric phosphate lithium cell, super capacitor, one kind in ternary lithium battery or its combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997341.XU CN207021749U (en) | 2017-08-10 | 2017-08-10 | A kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720997341.XU CN207021749U (en) | 2017-08-10 | 2017-08-10 | A kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207021749U true CN207021749U (en) | 2018-02-16 |
Family
ID=61478209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720997341.XU Expired - Fee Related CN207021749U (en) | 2017-08-10 | 2017-08-10 | A kind of side's intercom system stand-by power supply of elevator five based on lithium titanate battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207021749U (en) |
-
2017
- 2017-08-10 CN CN201720997341.XU patent/CN207021749U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190110 Address after: 621700 Shima Industrial Concentration Zone, Youxian District, Mianyang City, Sichuan Province Patentee after: Sichuan Ke Lai elevator limited company Address before: 621700 No. 92 North Section of Taihua Road, Taiping Town, Jiangyou City, Mianyang City, Sichuan Province Patentee before: Sichuan Province branch of green building technology limited liability company |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20190810 |