CN105429282B - A kind of fire-fighting emergent multifunctional power system - Google Patents
A kind of fire-fighting emergent multifunctional power system Download PDFInfo
- Publication number
- CN105429282B CN105429282B CN201510778396.7A CN201510778396A CN105429282B CN 105429282 B CN105429282 B CN 105429282B CN 201510778396 A CN201510778396 A CN 201510778396A CN 105429282 B CN105429282 B CN 105429282B
- Authority
- CN
- China
- Prior art keywords
- breaker
- power
- emergency
- battery
- output
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Audible And Visible Signals (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The invention discloses a kind of fire-fighting emergent multifunctional power system, mainly include：LCD liquid crystal displays, LCD show that menu switch key, branch road output breaker, main electricity input breaker, battery pack positive/negative input breaker, force emergency starting switch, startup/SR, manual/auto button, PE line banks, output neutral conductor line bank, when civil power is normal, emergency power supply output provides for civil power, while charger charges to battery；When civil power stops or during less than below 180V, emergency power supply is operated under emergency rating.The present invention can protect load completely, ensure normal work, and function admirable, reliability height when having a power failure；Main piezoelectric voltage, cell voltage, output voltage, output load current, fault type can be shown, it is simple to operate, it is easy to maintenance; with output short circuit protection, overload, the function of overheat protector; and battery over-discharge protection function, not only there is sound fault alarm, moreover it is possible to indicate fault type.
Description
Technical field
The present invention relates to emergency service technical field, is specifically related to a kind of fire-fighting emergent multifunctional power system.
Background technology
Fire emergency lampses dedicated emergency power-supply system is the generation condition of a fire or other in emergency circumstances indispensable in building
The power supplys such as few identification light, illuminating lamp.Improved as building's fire is horizontal, the especially increase of high-rise, answer urgent telegram
There is development at full speed in source.
The fire emergency lampses dedicated emergency power-supply system used at present in building is all largely self-powered independence
Type fire emergency and evacuation indication system, power-supply battery restricted lifetime, generally 2 to three years, with the increasing of usage time
Long, the capacity of battery is gradually reduced, or even failure.In addition, in order to ensure the normal work of battery, fire emergency lighting power supply one
As all provide manual detection function, it is necessary to manually be checked one by one, it is time consuming, moreover, the expense for changing battery occupy it is high not
Under, therefore, failure can not usually be found and exclusion in time by timely.Once generation disaster, illumination can not with evacuation indication system
Normal work, or illumination duration do not reach defined standard, and hidden trouble is brought to evacuating personnel and disaster relief work.Also
It is to say, there is can not detect power supply status in real time and find asking for failure for current fire emergency lampses dedicated emergency power supply
Topic, the shortcomings that causing that normal use can not be ensured in Emergency use, can not meet being actually needed for fire-fighting emergent, there is one
Fixed potential safety hazard.
The content of the invention
Present invention solves the technical problem that it is to provide the high fire-fighting emergent multifunctional power system of a kind of function admirable, reliability
System, not only with output short circuit protection, overload, overheat protector and battery over-discharge protection function, also sound fault alarm,
And fault type is indicated, and it is simple to operate, it is easy to maintenance.
In order to solve the above technical problems, the technical solution adopted in the present invention is：
A kind of fire-fighting emergent multifunctional power system, mainly includes：LCD liquid crystal displays, LCD show menu switch key,
Branch road output breaker, it is main electricity input breaker, battery pack positive/negative input breaker, force emergency starting switch, start/
SR, manual/auto button, PE line banks, output neutral conductor line bank；
Described fire-fighting emergent multifunctional power system, its installation method are：
Step 1: civil power inputs：It is directly connected at city's power source head；
Step 2: body left-hand door is opened, breaker backplate screw is unloaded；Open the right door of body, you can see branch road
Export the position of breaker, main electricity input breaker, battery pack positive/negative input breaker and the inlet-outlet line from bottom right side；
After first input, out-put supply line are penetrated by the position of the inlet-outlet line of bottom right side, then along middle standing pillar position input power
The live wire of line connects " L " end by sign, and ground wire is connected to PE line banks；After disengaging power line connects, then batteries are installed, battery
The positive pole of group connects the "+" end of branch road output breaker, and negative pole connects the "-" end of branch road output breaker；The live wire of power line and zero
Line please don't be reversed, when connecing electricity, please don't livewire work, avoid electric shock accidents；
Step 3: battery inputs：Series battery rated voltage is 192V, battery positive and negative electrode be sure not it is reversed, according to electric discharge
Electric current carries out selecting battery connecting line, and the positive pole of battery pack connects battery pack positive/negative input breaker, and the negative pole of battery pack connects
Line terminals, connection should be stayed at one, first connect the positive and negative electrode of battery, determine to reconnect after wiring is errorless at last battery pack it
Between line；
Step 4: battery altering：It is defeated first to disconnect main electricity input breaker, battery pack positive/negative input breaker and branch road
Go out breaker；Disconnect any one end line of series battery；Disconnect battery pack to battery pack positive/negative and input breaker line,
And wrap joint with insulating tape；The capacity of battery should carry out selection installation in accordance with table three；
The fire-fighting emergent multifunctional power system is with 220V electric power is connected to emergency power supply input in distribution board nearby；
During start, first disconnected branches export breaker, close main electricity input breaker, battery pack positive/negative input breaker, by opening
During dynamic/SR, LCD liquid crystal displays are shown and indicate to export branch-path failure, and buzzing is alarmed；Dish is shown by LCD
Single switch key, all branch trouble promptings are shown, then close branch road output breaker；Fault alarm recovers normal after disappearing, then
Menu switch key is shown by LCD, LCD liquid crystal displays show main piezoelectric voltage, cell voltage, output voltage respectively；When cut-out city
When electric, that is, emergency service is transferred to, LCD liquid crystal displays show load current, output voltage and cell voltage respectively；When in hand
" manual " position, as emergency service state are selected on dynamic/automatic button, selects " automatic " position, emergency power supply recovers master
Electricity power supply；Show that menu switch key can carry out checking the display of LCD liquid crystal displays by LCD；
When civil power is normal, emergency power supply output provides for civil power, while charger charges to battery；When civil power stops
Or during less than below 180V, emergency power supply is operated under emergency rating.
Further, the LCD liquid crystal displays can show main piezoelectric voltage, output load current, cell voltage, output
Voltage, fault type.
Further, when faulty, this emergency power system carries out audible alarm, can show menu switch key by LCD
Audible alarm is eliminated, and fault type can be checked, is easy to fix a breakdown in time；If failure is not excluded for, it is impossible to other guide is consulted,
If have new failure, buzzer pipes alarm again.
Further, emergency power system works as battery powered, loads as 120%, emergency power supply normal work, load exceedes
When 120%, automatic protection after 10s, load can be protected completely, ensure normal work when having a power failure.
Further, the power-supply system allows to connect resistive, perceptual, capacitive load various light fixtures；Resistive load light fixture
Total capacity is equal to the general power of power supply, capacitive, inductive load light fixture total capacity be equal to power supply general power be multiplied by the power of load because
Number.
Further, the power-supply system is mainly used in the public building that personnel are numerous, intensive, high-rise public building or
Hypogee etc..
Points for attention：
1st, " force emergency starting mode " and provide electric energy by battery, be operated in emergency service state." automated manner " and " hand
Flowing mode " emergency power supply is protected to battery over-discharge, forces emergency starting mode not controlled by automatic, manual switch.
If the 2, battery deposits more than 3 months when not in use, please charge more than 20 hours, to keep battery electric quantity abundance to prolong
Long battery.
3rd, main electricity was not stopped more than 3 months, it is necessary to discharged, to ensure battery pack energy reliably working.
The beneficial effects of the invention are as follows：Load can be protected completely, ensure normal work when having a power failure；Using MICROCOMPUTER PROCESSING
Device controls, and uses SPWM modulation techniques, and performance is more excellent, and reliability is high；Its control panel is LCD liquid crystal displays, can
Show main piezoelectric voltage, cell voltage, output voltage, output load current, fault type；It is simple to operate, it is easy to maintenance；With defeated
Go out the function of short-circuit protection, overload, overheat protector, and battery over-discharge protection function；Not only there is sound fault alarm, moreover it is possible to
Indicate fault type.
Brief description of the drawings
Fig. 1 is the outline structural diagram of the present invention；
Fig. 2 is the internal structure schematic diagram of the present invention；
Fig. 3 is the body schematic wiring diagram of the present invention；
Fig. 4 is the composition block diagram of emergency power system of the present invention；
Wherein, 1- LCD liquid crystal displays, 2- LCD show that menu switch key, 3- branch roads output breaker, the main electricity of 4- are defeated
Enter breaker, 5- battery packs positive/negative input breaker, 6- force emergency starting switch, 7- startups/SR, 8- it is manual/
Automatic button, 9- PE line banks, 10- output neutral conductor line banks.
Embodiment
With reference to embodiment, further the present invention will be described in detail.
A kind of fire-fighting emergent multifunctional power system as depicted in figs. 1 and 2, mainly includes：LCD liquid crystal displays 1, LCD
Show that menu switch key 2, branch road output breaker 3, main electricity input breaker 4, battery pack positive/negative input breaker 5, forced
Emergency starting switch 6, startup/SR 7, manual/auto button 8, PE line banks 9, output neutral conductor line bank 10；
As shown in figure 3, the installation method of the fire-fighting emergent multifunctional power system is：
Step 1: civil power inputs：It is directly connected at city's power source head；
Step 2: body left-hand door is opened, breaker backplate screw is unloaded；Open the right door of body, you can see branch road
Export the position of breaker 3, main electricity input breaker 4, battery pack positive/negative input breaker 5 and the inlet-outlet line from bottom right side
Put；After first input, out-put supply line are penetrated by the position of the inlet-outlet line of bottom right side, then along middle standing pillar position input electricity
The live wire of source line connects " L " end by sign, and ground wire is connected to PE line banks 9；After disengaging power line connects, then batteries are installed, stored
The positive pole of battery pack connects the "+" end of branch road output breaker, and negative pole connects the "-" end of branch road output breaker；The live wire of power line
Please don't be reversed with zero line, when connecing electricity, please don't livewire work, avoid electric shock accidents；Input current rated value and input electric wire
The table of comparisons is as shown in Table 1：
Table one:Input current rated value and the input electric wire table of comparisons
Step 3: battery inputs：Series battery rated voltage is 192V, battery positive and negative electrode be sure not it is reversed, according to electric discharge
Electric current carries out selecting battery connecting line, and the positive pole of battery pack connects battery pack positive/negative input breaker, and the negative pole of battery pack connects
Line terminals, connection should be stayed at one, first connect the positive and negative electrode of battery, determine to reconnect after wiring is errorless at last battery pack it
Between line；
Step 4: battery altering：It is defeated first to disconnect main electricity input breaker, battery pack positive/negative input breaker and branch road
Go out breaker；Disconnect any one end line of series battery；Disconnect battery pack to battery pack positive/negative and input breaker line,
And wrap joint with insulating tape；The capacity of battery should carry out selection installation in accordance with table three；The capacity of battery should enter in accordance with table two
Row chooses installation.
Table two：The selection installation table of comparisons of battery capacity
The anti-emergent multifunctional power system is with 220V electric power is connected to emergency power supply input in distribution board nearby；Start
When, first disconnected branches export breaker, close main electricity input breaker, battery pack positive/negative input breaker, by start/it is multiple
During the button of position, LCD liquid crystal displays are shown and indicate to export branch-path failure, and buzzing is alarmed；Menu switching is shown by LCD
Key, all branch trouble promptings are shown, then close branch road output breaker；Fault alarm, which disappears, should recover normal, then show by LCD
Show menu switch key, LCD liquid crystal displays show main piezoelectric voltage, cell voltage, output voltage respectively；When cutting off civil power, i.e.,
Emergency service is transferred to, LCD liquid crystal displays show load current, output voltage and cell voltage respectively；Pressed when manual/auto
" manual " position is selected on button, as emergent deposition state selects " automatic " position, and emergency power supply recovers main electricity power supply；Press
LCD shows that menu switch key can carry out checking the display of LCD liquid crystal displays；
Wherein, the LCD liquid crystal displays can show main piezoelectric voltage, output load current, cell voltage, output electricity
Pressure, fault type.
The system of the present invention forms block diagram as shown in figure 4, when civil power is normal, and emergency power supply output provides for civil power, together
When charger to battery charge；When civil power stops or during less than below 180V, emergency power supply is operated under emergency rating；When having
During failure, this emergency power system carries out audible alarm, can show that menu switch key 2 eliminates acoustic alarm by LCD, and can check event
Hinder type, be easy to fix a breakdown in time；If failure is not excluded for, it is impossible to consults other guide, if having new failure, buzzer is again
Pipe alarm.
The emergency power system works as battery powered, loads as 120%, emergency power supply normal work, when loading more than 120%,
Automatic protection after 10s, load can be protected completely, ensure normal work when having a power failure；The fire-fighting emergent multifunctional power system
Allow to connect resistive, perceptual, capacitive load various light fixtures；Resistive load light fixture total capacity is equal to the general power of power supply, capacitive, sense
Property load light fixture total capacity be equal to the power factor that power supply general power is multiplied by load.
The fire-fighting emergent multifunctional power system is mainly used in that personnel are numerous, intensive public building, high-rise public to build
Build, hypogee etc., its key property is as shown in Table 3.
Table three：This fire-fighting emergent multifunctional power system key property
The present invention can protect load completely, ensure normal work when having a power failure；Controlled, and used using computer processor
SPWM modulation techniques, performance is more excellent, and reliability is high；Its control panel is LCD liquid crystal displays, can show main piezoelectric voltage,
Cell voltage, output voltage, output load current, fault type；It is simple to operate, it is easy to maintenance；With output short circuit protection, mistake
Carry, the function of overheat protector, and battery over-discharge protection function；Not only there is sound fault alarm, moreover it is possible to indicate fault type.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in previous embodiment, or equivalent substitution is carried out to which part technical characteristic；And
These modifications are replaced, and the essence of appropriate technical solution is departed from the spirit and model of technical scheme of the embodiment of the present invention
Enclose.
Claims (2)
1. a kind of fire-fighting emergent multifunctional power system, it is characterised in that mainly include：LCD liquid crystal displays（1）, LCD shows
Menu switch key（2）, branch road output breaker（3）, it is main electricity input breaker（4）, battery pack positive/negative input breaker（5）、
Force emergency starting switch（6）, startup/SR（7）, manual/auto button（8）, PE line banks（9）, output the neutral conductor
Line bank（10）；
The installation method of the fire-fighting emergent multifunctional power system is：
Step 1: civil power inputs：It is directly connected at city's power source head；
Step 2: wiring：The live wire of input power cord is connect into " L " end by sign, ground wire is connected to PE line banks（9）, then storage is installed
Battery pack, the positive pole of batteries connect branch road output breaker（3）"+" end, negative pole connect branch road output breaker（3）"-"
End；
Step 3: battery inputs：Series battery rated voltage is 192V, and the positive pole of battery pack connects the input of battery pack positive/negative
Breaker（5）, the negative pole of battery pack connects binding post, connects the line between battery pack；
Step 4: battery altering：First disconnect main electricity input breaker（4）, battery pack positive/negative input breaker（5）And branch road
Export breaker（3）；Disconnect any one end line of series battery；Disconnect battery pack to battery pack positive/negative and input breaker
（5）Line, and wrap joint with insulating tape；
The fire-fighting emergent multifunctional power system is with 220V electric power is connected to emergency power supply input in distribution board nearby；Start
When, first disconnected branches export breaker, close main electricity input breaker, battery pack positive/negative input breaker, by start/it is multiple
During the button of position, LCD liquid crystal displays are shown and indicate to export branch-path failure, and buzzing is alarmed；Menu switching is shown by LCD
Key, all branch trouble promptings are shown, then close branch road output breaker；Fault alarm recovers normal after disappearing, then shows by LCD
Show menu switch key, LCD liquid crystal displays show main piezoelectric voltage, cell voltage, output voltage respectively；When cutting off civil power, i.e.,
Emergency service is transferred to, LCD liquid crystal displays show load current, output voltage and cell voltage respectively；Pressed when manual/auto
" manual " position, as emergency service state are selected on button, selects " automatic " position, emergency power supply recovers main electricity power supply；Press
LCD shows that menu switch key can carry out checking the display of LCD liquid crystal displays；
When civil power is normal, emergency power supply output provides for civil power, while charger charges to battery；When civil power stopping or low
When below 180V, emergency power supply is operated under emergency rating；
The LCD liquid crystal displays can show main piezoelectric voltage, output load current, cell voltage, output voltage, failure classes
Type；When faulty, audible alarm, menu switch key can be shown by LCD（2）Audible alarm is eliminated, and fault type can be checked, therefore
Barrier is not excluded for, it is impossible to consults other guide, if having new failure, buzzer pipes alarm again；
Emergency power system works as battery powered, loads as 120%, emergency power supply normal work, when loading more than 120%, after 10s from
Dynamic protection；
The power-supply system allows to connect resistive, perceptual, capacitive load various light fixtures；Resistive load light fixture total capacity is equal to power supply
General power, capacitive, inductive load light fixture total capacity are equal to power supply general power and are multiplied by the power factor of load.
2. a kind of fire-fighting emergent multifunctional power system as claimed in claim 1, it is characterised in that be mainly used in personnel crowd
More, intensive public building, high-rise public building or hypogee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778396.7A CN105429282B (en) | 2015-11-14 | 2015-11-14 | A kind of fire-fighting emergent multifunctional power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778396.7A CN105429282B (en) | 2015-11-14 | 2015-11-14 | A kind of fire-fighting emergent multifunctional power system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105429282A CN105429282A (en) | 2016-03-23 |
| CN105429282B true CN105429282B (en) | 2018-03-13 |
Family
ID=55507291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510778396.7A Active CN105429282B (en) | 2015-11-14 | 2015-11-14 | A kind of fire-fighting emergent multifunctional power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105429282B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731576A (en) * | 2017-10-25 | 2018-02-23 | 邓长春 | Can single line manipulation electromagnetic type self-lock switch device mode of connection |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595872A (en) * | 1983-09-28 | 1986-06-17 | Ball Newton E | Computer-attached uninterruptable DC power supply |
| CN201383687Y (en) * | 2009-03-17 | 2010-01-13 | 浙江金弘科技有限公司 | Emergency power supply special for tunnel |
| CN203984079U (en) * | 2014-03-19 | 2014-12-03 | 浙江金弘科技有限公司 | A kind of Intelligent remote control type emergency power supply |
| CN204104173U (en) * | 2014-07-22 | 2015-01-14 | 上海悦迈电子科技有限公司 | Fire emergency and evacuation indication system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012010478A (en) * | 2010-06-24 | 2012-01-12 | Cyber Trans Japan Co Ltd | Uninterruptible power supply system with loaded device, and method |
-
2015
- 2015-11-14 CN CN201510778396.7A patent/CN105429282B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595872A (en) * | 1983-09-28 | 1986-06-17 | Ball Newton E | Computer-attached uninterruptable DC power supply |
| CN201383687Y (en) * | 2009-03-17 | 2010-01-13 | 浙江金弘科技有限公司 | Emergency power supply special for tunnel |
| CN203984079U (en) * | 2014-03-19 | 2014-12-03 | 浙江金弘科技有限公司 | A kind of Intelligent remote control type emergency power supply |
| CN204104173U (en) * | 2014-07-22 | 2015-01-14 | 上海悦迈电子科技有限公司 | Fire emergency and evacuation indication system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105429282A (en) | 2016-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102035249B (en) | Direct current power supply emergency system of transformer substation based on lithium iron battery | |
| CN203387294U (en) | Electrical control device capable of realizing uninterrupted power source power supply | |
| CN205178636U (en) | Computer type high frequency switch DC power supply cabinet | |
| CN202696190U (en) | Intelligent emergent start power source with self-equipped voice prompt function | |
| CN103078384B (en) | A kind of uninterrupted power supply | |
| CN201114914Y (en) | An intelligent load detection control device for solar street lamp | |
| CN105429282B (en) | A kind of fire-fighting emergent multifunctional power system | |
| CN202495703U (en) | Breaker for previewing line fault | |
| CN2426242Y (en) | Acummulator state monitoring and open loop protection device for converting station | |
| CN205123107U (en) | Emergency power source host computer cabinet operating panel | |
| CN102111947B (en) | Intelligent control system for emergency lighting electroless lamp | |
| CN201383701Y (en) | Emergency power supply special for pavilion | |
| CN206773061U (en) | A kind of overvoltage protection device Online Monitoring Control device | |
| CN104065043B (en) | Battery under-voltage protection and display circuit | |
| CN203135566U (en) | Ups | |
| CN108565513A (en) | A kind of battery pack and energy-storage system | |
| CN208174008U (en) | Low-tension switch gear | |
| CN203135491U (en) | Ups | |
| CN207518900U (en) | A kind of UVLED lamp failures alarm driving power | |
| CN201994687U (en) | Uninterruptible Power Supply (UPS) employing lithium iron phosphate battery and provided with equalizing charge function | |
| CN205811529U (en) | Domestic intelligent safe distribution of electric power system | |
| CN204507074U (en) | Power supply anti-theft device | |
| CN205846707U (en) | A kind of intelligence open-phase protection alarm device | |
| CN204156577U (en) | The anti-overcharge electric overdischarge device of storage battery | |
| CN2854898Y (en) | Emergency power supply system of intelligent module structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710065 floor 17, building a, Haisheng Hotel, No. 34, Fenghui South Road, Xi'an, Shaanxi Province Patentee after: Xi'an Xufeng Technology Co.,Ltd. Address before: 710065 floor 17, building a, Haisheng Hotel, No. 34, Fenghui South Road, Xi'an, Shaanxi Province Patentee before: XI'AN XUFENG TECHNOLOGY DEVELOPMENT CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220415 Address after: 510630 No. 3323, block B, No. 191 TIYU West Road, Tianhe District, Guangzhou, Guangdong Patentee after: Guangzhou Xufeng industrial Internet Co.,Ltd. Address before: 710065 floor 17, building a, Haisheng Hotel, No. 34, Fenghui South Road, Xi'an, Shaanxi Province Patentee before: Xi'an Xufeng Technology Co.,Ltd. |