CN104810728B - Intelligent touch distribution box - Google Patents
Intelligent touch distribution box Download PDFInfo
- Publication number
- CN104810728B CN104810728B CN201510213717.9A CN201510213717A CN104810728B CN 104810728 B CN104810728 B CN 104810728B CN 201510213717 A CN201510213717 A CN 201510213717A CN 104810728 B CN104810728 B CN 104810728B
- Authority
- CN
- China
- Prior art keywords
- circuit
- electrically connected
- electric
- resistance
- microcontroller
- 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
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B15/00—Supervisory desks or panels for centralised control or display
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/24—Circuit arrangements for boards or switchyards
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The present invention provides a kind of intelligent touch distribution box, and it mainly detects that circuit, metering circuit, voltage detecting circuit, AC DC power modules, DC D/C powers, reference voltage circuit, branch current detect that circuit, branch road output control circuit, touch-screen, remote communication module, button, buzzer, memory, measurement and calibration auxiliary circuit, output latching circuit are electrically connected and constituted by microcontroller, two-direction switch, electric-leakage detection circuit, total current.Its effect is：1st, it is suitable for the demand of modern society's especially Modern Family's management of power use；2nd, remotely circuit can be managed and is controlled, improve the efficiency of management；3rd, easy to operate obvious, security is good.
Description
Technical field：It is used for low voltage power distribution network the present invention relates to one kind, the load managed is timed and opened automatically
Open, close load, the distribution box of the function such as overload, short-circuit, under-voltage, over-pressed, electric leakage automatic protection is grasped especially with touch-screen
Make, with abundant man-machine interface, can remotely access and data processing intelligent touch distribution box.
Background technology：In existing low voltage power distribution network, generally load is carried out using air switch simply manually to connect
Logical and cut-out, and short circuit, overload progress such as protect at the management.The deficiency that existing this device exists in use is：1st, Bu Nengshi
The demand of modern society's especially Modern Family's management of power use is answered, because this kind equipment does not have intelligent, it is impossible to record failure, thing
Part information, it is impossible to be configured automatic work, the function such as monitoring, display, the inquiry of no electricity consumption situation, so not adapting to the modern times
Society's especially demand of the Modern Family to the management of power use；2nd, remote operation is unable to, because the fast pace of the modern life, is added
The appearance of remote control technology, it is highly desirable that the devices such as the electrical equipment in family can be controlled outside, can existing device
This requirement can not be met, this makes the requirement of people be not being met；3rd, inconvenience is operated, such as occurs fault, is had during operation
Certain potential danger.4th, overload and electric leakage can only be protected, protection can not be realized to overvoltage.
The content of the invention：It is a primary object of the present invention to make for the power distribution equipment for being currently used for low voltage power distribution network
Do not adapt to the deficiency of modern society's especially Modern Family's management of power use demand present in, and proposing one kind can examine in real time
Electric current and power, the electric current of branch road on Ce Zong roads, and the intelligent touch distribution box that each branch road can be controlled；Its secondary objective
It is, the tangible operation of device, intelligent management, safety operation.
The purpose of the present invention and utility model, a kind of intelligent touch distribution box, its spy can be realized by following technical proposals
Levy and be, it includes microcontroller, electric-leakage detection circuit, current detection circuit, metering circuit, voltage detecting circuit, AC-DC electricity
Source module, DC-DC power source, reference voltage circuit, branch current detection circuit, branch road output control circuit；Emergent two-direction switch
Line is tapped into, and is electrically connected respectively with electric-leakage detection circuit, branch current detection circuit, branch road output control circuit；Detection of electrical leakage
Circuit also detects that circuit and microcontroller are electrically connected with total current respectively；Total current detection circuit also respectively with metering circuit, branch
Road current detection circuit, voltage detecting circuit, AC-DC power module, the electrical connection of branch road output control circuit；Metering circuit also divides
Do not electrically connected with microcontroller, voltage detecting circuit；AC-DC power module is electrically connected with DC-DC power source circuit；DC-DC power source
Circuit is electrically connected with reference voltage circuit.
The electric-leakage detection circuit includes current transformer, amplifier, resistance, electric capacity and is electrically connected composition.
The total current detection circuit includes current transformer, resistance, electric capacity and is electrically connected composition.
The metering circuit is that total current, total voltage, general power, total electricity are measured, and it includes chip, transformation
Device, resistance, electric capacity, are electrically connected composition.
The voltage detecting circuit includes voltage transformer resistance, electric capacity and is electrically connected composition.
The reference voltage circuit includes amplifier, resistance, electric capacity and is electrically connected composition.
The branch current detection circuit includes current transformer, amplifier, resistance, electric capacity and is electrically connected composition.
The branch road output control circuit includes relay, diode, triode, resistance and is electrically connected composition.
For ease of showing and operating, microcontroller is electrically connected with touch-screen.
For ease of remote control and operation, microcontroller is electrically connected with remote communication module.
For Perfected device and easy to use, system reset pad, buzzer siren, memory, meter are additionally provided with the present apparatus
Amount calibrates the output latching circuit after auxiliary circuit, mains failure restore electricity.
The beneficial effect of the present invention and utility model is：1st, it is suitable for modern society's especially Modern Family's management of power use
Demand because the present apparatus has intelligent, its recordable failure, event information, occur point so as to soon find out failure
And handle in time；Device can be configured makes it work automatically, and with being monitored, show to electricity consumption situation, inquiring about
Function, it can protection circuit well, it is to avoid circuit because circuit overloads or short circuit etc. are caused danger, safe and reliable light current behaviour
Make, so it adapts to demand of the especially Modern Family of modern society to the management of power use very much.2nd, remotely circuit can be managed
Reason and control, this is, remote communication module is provided with the present apparatus, it is electrically connected with microcontroller, and people can remotely pass through
Communication module and microcontroller are directly controlled each load in circuit, improve the efficiency of management.Also it can realize and remotely copy
Table.3rd, easy to operate substantially security is good, because being provided with various situations in touch-screen, circuit in the present apparatus, passes through touch-screen
It open-and-shut can show, be especially advantageous for the management to circuit；The present apparatus is not turned on lid and directly split puts capable behaviour into
Make, operation is all carried out on the touchscreen, can improve the security of operating personnel.
Brief description of the drawings：
Fig. 1 is the circuit structure block diagram of the present invention and utility model；
Fig. 2 is electric-leakage detection circuit structural representation in the present invention and utility model；
Fig. 3 is total current detection electrical block diagram in the present invention and utility model；
Fig. 4 for the present invention and utility model in measure electrical block diagram；
Fig. 5 is voltage detecting circuit structural representation in the present invention and utility model；
Fig. 6 is reference voltage circuit structural representation in the present invention and utility model；
Fig. 7 is branch current detection electrical block diagram in the present invention and utility model；
Fig. 8 is branch road output control circuit structural representation in the present invention and utility model；
Fig. 9 is measurement and calibration auxiliary circuit structural representation in the present invention and utility model；
Figure 10 is output latching circuit structural representation in the present invention and utility model；
Figure 11 is the present invention and utility model job run flow chart.
The utility model is further illustrated with reference to the accompanying drawings and examples：
Embodiment：
Embodiment 1：Referring to accompanying drawing 1, a kind of intelligent touch distribution box, it mainly by microcontroller 1, emergent two-direction switch 2,
Electric-leakage detection circuit 3, total current detection circuit 4, metering circuit 5, voltage detecting circuit 6, AC-DC power module 7, DC-DC electricity
Source 8, reference voltage circuit 9, branch current detection circuit 10, branch road output control circuit 11 are constituted, wherein used in microcontroller 1
Chip model be STM32F103RB；Two-direction switch 2 taps into line, and electric with electric-leakage detection circuit 3, branch current detection respectively
Road 10, branch road output control circuit 11 are electrically connected；Electric-leakage detection circuit 3 also detects circuit 4 and microcontroller 1 with total current respectively
Electrical connection；Total current detection circuit 4 also detects circuit 10, voltage detecting circuit 6, AC- with metering circuit 5, branch current respectively
DC power module 7, branch road output control circuit 11 are electrically connected；Metering circuit 5 also respectively with microcontroller 1, voltage detecting circuit
Electrical connection 6；AC-DC power module 7 is electrically connected with DC-DC power source 8；DC-DC power source 8 is electrically connected with reference voltage circuit 9.For just
Touch-screen 12, remote communication module 13, system are additionally provided with display, easy to operate, remote control and Perfected device, the present apparatus
SR 14, alarm buzzer 15, memory 16, measurement and calibration auxiliary circuit 17, output latching circuit 18, branch road output seat
19.Touch-screen 12, remote communication module 13, button 14, buzzer 15, memory 16, measurement and calibration auxiliary circuit 17 respectively with
Microcontroller 1 is electrically connected.Output one end of latching circuit 18 is electrically connected with microcontroller 1, the other end and branch road output control circuit
11 electrical connections.
The electric-leakage detection circuit 3 includes current transformer socket, amplifier, resistance, electric capacity and is electrically connected composition, referring to
Accompanying drawing 2, J9 is zero sequence current mutual inductor socket, and when there is leakage current on power line, ZCT produces induced-current,
Induced voltage is obtained on sample resistance R0, send U19 to carry out signal amplification through R1, the signal of amplification is sent to the reverse defeated of U20 through R4
Enter 2 pin of end.The U20 pin of positive input 3 is provided 0.75V biasing by reference voltage V REF, makes U20 output in 1.5V
The reverse signal voltage that 2 pin are superimposed on direct current send microcontroller again, is easy to microcontroller to be AD converted and calculates its value size
To judge whether power line leaks electricity.
The total current detection circuit 4 includes current transformer, resistance, electric capacity and is electrically connected composition, referring to accompanying drawing 3, T9
For current transformer.When there is electric current on the live wire through T9, the secondary of T9 produces induced-current, on sample resistance R108
To induced voltage, U22 16 pin and 15 pin are sent through R109 and R110, related metering is carried out by special chip U22.
The metering circuit 5 is that total current, total voltage, general power, total electricity are measured, and it includes chip, transformation
Device, resistance, electric capacity, are electrically connected composition, referring to accompanying drawing 4, the model CS5460A of chip, the wink that chip is inputted to 15,16 pin
When current signal and 9,10 pin input instantaneous voltage signal calculated, current effective value, the voltage for obtaining alternating current are effective
Value, effective power etc., read for microcontroller 1, handle.Microcontroller 1 is led to by the control of 5,6,7,19,23 pin using SPI
Letter initialization U22, and read the related data for opening metering.
The voltage detecting circuit 6 includes voltage transformer resistance, electric capacity and is electrically connected composition, and referring to accompanying drawing 5, T10 is
Voltage transformer, L220 and N220 connect the live wire and zero line of alternating current respectively.When there is voltage at L220 and N220 two ends, through R118
The primary that current limliting flows through T10 is carried out, goes out phase induced current in T10 secondary induction, and induced electricity is obtained on sample resistance R113
Press, then U22 9 pin and 10 pin are sent through R114, R115, related metering is carried out by special chip U22.
The reference voltage circuit 9 includes amplifier, resistance, electric capacity and is electrically connected composition, referring to the accompanying drawing 6 ,+5V of system
Circuit exports precisely stable 2.5V voltages after R102 current limlitings, U27 fiducial chips LM431, and benchmark is obtained after being filtered through C57, C58
Voltage VREF, stable reference voltage and bias voltage is provided for signal detection amplifying circuit.
The branch current detection circuit 10 includes current transformer, amplifier, resistance, electric capacity and is electrically connected composition, joins
See accompanying drawing 7, branch current detection electricity, 10 corresponding branch road quantity have multichannel, and diagram is that T2 is current transformer wherein all the way,
When there is electric current on the branch line through it, electric current is gone out in T2 secondary induction, sampling voltage is obtained on sample resistance R20,
Send U3 to be amplified through R21, then through R24 input U4 the pin .U4 of reverse input end 2 the pin of positive input 3 by reference voltage
VREF provides 0.75V biasing, U4 output is superimposed the reverse signal voltage of 2 pin on 1.5V direct currents and send microcontroller again
Device, is easy to microcontroller to be AD converted and measures branch current.
The branch road output control circuit 11 includes relay, diode, triode, resistance and is electrically connected composition, referring to
Accompanying drawing 8, branch road output control circuit correspondence branch road quantity has multichannel, and diagram is wherein all the way.The output of branch road is by relay
K2 is controlled, and the K2 pin of common port 3 connects output seat J2 1 pin, and the pin of normal-closed end 5 scoops out anxious supply input, and the normally opened pin of end 4 connects normal confession
Electricity input.When system cisco unity malfunction, two-direction switch is that emergency service line is powered, and cuts off the power supply of normal power supply line,
Control system is set to be stopped, the K2 pin of common port 3 and the pin of normal-closed end 5 are connected, and output seat J2 can provide emergent for branch circuit load
Electricity consumption.When the systems are operating normally, two-direction switch cuts off the power supply of emergency service line, is that normal power supply line is powered, when system hair
During raw catastrophe failure, it is directly load supplying that can be converted into not by system.Microcontroller is believed as desired by control
Number RLY1 control Q2 on or off controls K2 closure and disconnection.The pin of common port 3 connects with the normally opened pin of end 4 when K2 is closed
Logical, J2 can be powered for branch circuit load, and the pin of common port 3 and 5 pin are connected during disconnection, cut off the power supply of branch road.
The measurement and calibration auxiliary circuit 17, referring to accompanying drawing 9, measurement and calibration auxiliary circuit：In order to electric current, voltage progress
Accurate detection and calculating, computation chip need to carry out related data calibration before input signal is calculated.System passes through
The control of microcontroller 1 Q9, Q11's is switched off and on control relay K9, K10, is blocked or provided U22 input signal etc.
Operation, reduces manual steps, and factory calibration is carried out to metering circuit.
The output latching circuit 18 includes chip, resistance, electric capacity and is electrically connected composition, referring to accompanying drawing 10, microcontroller 1
The controlling brancher of output is opened, the signal of closing arrives first at output latching circuit 18, then controlled respectively by output latching circuit 18
The switching of break-make occurs for branch road output control part, anti-locking system each branch road when surprisingly restarting, and influences the power supply of load.Micro-control
Device 1 processed controls the control signal CTLn of each branch road output control circuit first to input U24 latch 74HC573, then passes through control
Line LE373 latches signal CTLn, then is allowed by control line OE373, in corresponding control signal RLYn to each of U24 outputs
Road output control circuit.When microcontroller something unexpected happened is restarted automatically, control line OE373, LE373 fail, resistance
R105, which drags down U24 11 pin, makes signal CTLn cannot be introduced into latch, and U24 1 pin is dragged down and keeps U24 by resistance R106
Output signal RLYn output state is constant, so as to keep the output state of each branch road constant.
The job run flow of the present apparatus is referring to accompanying drawing 11.
Touch-screen in the present apparatus can show the information such as electric current, power, can also in real time be controlled by the touch-screen
Whether the disconnection of each branch road to be, and total road disconnection whether, realize the easily control to circuit.
What the present invention and utility model were announced is preferred embodiment, but is not limited thereto, the ordinary skill of this area
Personnel, easily according to above-described embodiment, understand the spirit of the present invention and utility model, and make different amplifications and change, but
Without departing from the primary structure of the present invention and utility model, all in the protection domain of the present invention and utility model.
Claims (4)
1. a kind of intelligent touch distribution box, it is characterised in that it includes microcontroller, two-direction switch, electric-leakage detection circuit, total electricity
Current detection circuit, metering circuit, voltage detecting circuit, AC-DC power module, DC-DC power source, reference voltage circuit, branch road electricity
Current detection circuit, branch road output control circuit；Two-direction switch taps into line, and electric with electric-leakage detection circuit, total current detection respectively
Road is electrically connected, and detects that circuit, voltage detecting circuit, AC-DC power module, branch road are defeated with branch current respectively by line bank
Go out to control circuit to electrically connect；Electric-leakage detection circuit is also electrically connected with microcontroller；Total current detection circuit is also electric with metering circuit
Connection；Metering circuit is also electrically connected with microcontroller, voltage detecting circuit respectively；AC-DC power module is electrically connected with DC-DC power source
Connect；DC-DC power source is electrically connected with reference voltage circuit；The electric-leakage detection circuit includes current transformer socket, amplifier, electricity
Resistance, electric capacity are electrically connected composition；The total current detection circuit includes current transformer, resistance, electric capacity and is electrically connected composition；Institute
It is that total current, total voltage, general power, total electricity are measured to state metering circuit, and it includes chip, transformer, resistance, electricity
Hold, be electrically connected composition；The voltage detecting circuit includes voltage transformer, resistance, electric capacity and is electrically connected composition；The benchmark
Potential circuit includes amplifier, resistance, electric capacity and is electrically connected composition；Branch current detection circuit include current transformer,
Amplifier, resistance, electric capacity are electrically connected composition；The branch road output control circuit includes relay, diode, triode, electricity
Resistance is electrically connected composition.
2. the intelligent touch distribution box as described in claim 1, it is characterised in that microcontroller is electrically connected with touch-screen.
3. the intelligent touch distribution box as described in claim 1, it is characterised in that microcontroller is electrically connected with remote communication module
Connect.
4. the intelligent touch distribution box as described in claim 1 or 2 or 3, it is characterised in that also set in this intelligent touch distribution box
There are button, buzzer, memory, measurement and calibration auxiliary circuit, output latching circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213717.9A CN104810728B (en) | 2015-04-22 | 2015-04-22 | Intelligent touch distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213717.9A CN104810728B (en) | 2015-04-22 | 2015-04-22 | Intelligent touch distribution box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104810728A CN104810728A (en) | 2015-07-29 |
| CN104810728B true CN104810728B (en) | 2017-08-15 |
Family
ID=53695342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510213717.9A Active CN104810728B (en) | 2015-04-22 | 2015-04-22 | Intelligent touch distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104810728B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896323A (en) * | 2016-05-10 | 2016-08-24 | 东莞赋安实业有限公司 | High flame-retardant intelligent distribution box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101859985A (en) * | 2010-05-18 | 2010-10-13 | 遵义长征电器开关设备有限责任公司 | Field bus type intellectualized low-voltage switch device |
| CN103560587A (en) * | 2013-11-15 | 2014-02-05 | 重庆瑞升康博电气有限公司 | Zero power consumption green power supply synthesized power distribution control box |
| CN103904780A (en) * | 2014-04-29 | 2014-07-02 | 武汉双微电气科技有限公司 | Node information processor based on low-voltage distribution network |
| CN103941192A (en) * | 2014-04-10 | 2014-07-23 | 北京群菱能源科技有限公司 | Energy storage power station test load |
| CN204858289U (en) * | 2015-04-22 | 2015-12-09 | 新余宇浩科技发展有限公司 | Intelligence touch -control block terminal |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4406025B2 (en) * | 2007-11-21 | 2010-01-27 | パナソニック電工電路株式会社 | Distribution board |
| US9601907B2 (en) * | 2013-04-18 | 2017-03-21 | Abl Ip Holding Llc | System and method for thermal protection for a universal load control cabinet |
-
2015
- 2015-04-22 CN CN201510213717.9A patent/CN104810728B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101859985A (en) * | 2010-05-18 | 2010-10-13 | 遵义长征电器开关设备有限责任公司 | Field bus type intellectualized low-voltage switch device |
| CN103560587A (en) * | 2013-11-15 | 2014-02-05 | 重庆瑞升康博电气有限公司 | Zero power consumption green power supply synthesized power distribution control box |
| CN103941192A (en) * | 2014-04-10 | 2014-07-23 | 北京群菱能源科技有限公司 | Energy storage power station test load |
| CN103904780A (en) * | 2014-04-29 | 2014-07-02 | 武汉双微电气科技有限公司 | Node information processor based on low-voltage distribution network |
| CN204858289U (en) * | 2015-04-22 | 2015-12-09 | 新余宇浩科技发展有限公司 | Intelligence touch -control block terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104810728A (en) | 2015-07-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101420116B (en) | Intelligent integrated electricity leakage protection device | |
| CN103779833B (en) | DC leakage current detection and protection circuit and detection and guard method | |
| CN207010221U (en) | A kind of intelligent wireless controller switching equipment of fault detect | |
| CN201682263U (en) | Leakage protection device | |
| CN203367963U (en) | Intelligent endpoint power supply controller | |
| CN206532401U (en) | A kind of residual current detection circuit of detector for electric fire protection | |
| CN105680416A (en) | Residual current protector | |
| CN113541307A (en) | Distribution transformer control circuit | |
| CN201360135Y (en) | Intelligent integrated leakage protection device | |
| CN104810728B (en) | Intelligent touch distribution box | |
| CN104142648B (en) | Urban track traffic low-voltage distribution system control terminal | |
| CN204858289U (en) | Intelligence touch -control block terminal | |
| CN209460391U (en) | A kind of intelligent electric energy meter safety detection circuit and intelligent electric energy meter | |
| CN204481570U (en) | Circuit breaker intelligent controller | |
| CN103683186A (en) | Residual current breaker with self-tuning function | |
| CN204905993U (en) | Intelligent couple of power supply switcher | |
| CN204258443U (en) | A kind of three-phase multifunctional numerical monitor Electrical Safety automatic monitoring device | |
| CN107453322A (en) | A kind of explosion-proof controlling switch of local strange land double reset test self-insurance electric leakage | |
| CN203951163U (en) | Low voltage failure detector | |
| CN204287362U (en) | A kind of power distribution network electric leakage detector | |
| CN203840060U (en) | Downhole power parameter acquisition device | |
| CN206096281U (en) | Monitoring devices to 400V power supply system | |
| CN207717948U (en) | Fire-fighting equipment power self test circuit | |
| CN213072199U (en) | Dual-power automatic transfer switching device | |
| CN206649075U (en) | Power equipment control output signal Acquisition Circuit |
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 | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201230 Address after: 225700 No. 1 Chuang Road, Zhaoyang street, Xinghua, Taizhou, Jiangsu. Patentee after: XINGHUA TIANDONG SOFTWARE TECHNOLOGY Co.,Ltd. Address before: 338000 building 1-A, 2857 Saiwei Avenue, high tech Zone, Xinyu City, Jiangxi Province Patentee before: XINYU YUHAO TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211014 Address after: 402760 No.92 Donglin Avenue, Biquan street, Bishan District, Chongqing Patentee after: Chongqing high tech Industry Research Institute Co., Ltd Address before: 225700 No. 1 Chuang Road, Zhaoyang street, Xinghua, Taizhou, Jiangsu. Patentee before: XINGHUA TIANDONG SOFTWARE TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211215 Address after: 402760 No. 1 Heping Road, Laifeng street, Bishan District, Chongqing Patentee after: CHONGQING KUNGUAN ELECTRICAL APPLIANCE CO.,LTD. Address before: 402760 No.92 Donglin Avenue, Biquan street, Bishan District, Chongqing Patentee before: Chongqing high tech Industry Research Institute Co., Ltd |
|
| TR01 | Transfer of patent right |