CN207218220U - A kind of intelligent contactor - Google Patents
A kind of intelligent contactor Download PDFInfo
- Publication number
- CN207218220U CN207218220U CN201721139715.0U CN201721139715U CN207218220U CN 207218220 U CN207218220 U CN 207218220U CN 201721139715 U CN201721139715 U CN 201721139715U CN 207218220 U CN207218220 U CN 207218220U
- Authority
- CN
- China
- Prior art keywords
- circuit
- governor
- sample
- sample circuit
- intelligent contactor
- 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
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a kind of intelligent contactor, include three-phase current sample circuit including intelligent contactor, three-phase voltage sample circuit, earth leakage protective sample circuit, humiture sample circuit, governor circuit, controlling power circuit, controllable silicon and drive circuit and working state indicating circuit, the controlling power circuit is humiture sample circuit, governor circuit, controllable silicon and drive circuit and working state indicating circuit provide power supply, the governor circuit receives three-phase current sample circuit, three-phase voltage sample circuit, the signal of earth leakage protective sample circuit and humiture sample circuit, the controllable silicon and drive circuit and working state indicating circuit are connected to the output end of governor circuit；The intelligent contactor also includes wireless transmission circuit, and the controlling power circuit provides power supply, the COM1 connection of the wireless transmission circuit and governor circuit for wireless transmission circuit.
Description
Technical field
A kind of electric elements are the utility model is related to, more particularly to a kind of intelligent contactor.
Background technology
Contactor is divided into A.C. contactor（Voltage AC）And D.C. contactor（Voltage DC）, it be applied to electric power, distribution with
Electricity consumption occasion.Contactor broadly refers to flow through current induced magnetic field using coil in industrial electro, makes contact closure, to reach control
Make the electrical equipment of load.The species of contactor is many at present, and their composition is similar with operation principle, i.e., by moving contact, static contact,
Iron core, armature, coil, antagonistic spring and shell composition, its moving together contact closure or disconnection are merely able to realize have by wire
Line traffic control, contactor during circuit is connected, three-phase electricity it is possible that it is over-pressed, under-voltage and electric leakage phenomena such as, connect at present
Tentaculum simply plays a part of on-off, but can not be stored and be monitored for the parameter of voltage and current in circuit,
Therefore, it is badly in need of designing a kind of contactor that can be monitored the electric current in circuit and voltage storage.
Utility model content
The purpose of utility model：The utility model discloses a kind of intelligent contactor, by voltage sample, gathers each phase voltage
Value, discriminate whether under-voltage, overvoltage, phase shortage, progress voltage protection；Each phase current is gathered by current transformer, discriminated whether
Excessively stream is carried, is protected accordingly；Leakage current is detected by ZCT, carries out earth leakage protective, while by the electricity of collection
Pressure and current value are transferred to remote server, and data are exercised supervision and stored, can be to the ginseng of contactor by remote server
Number is configured.
Technical scheme：In order to realize the above object the utility model discloses a kind of intelligent contactor, including Intelligent contact
Device includes three-phase current sample circuit, three-phase voltage sample circuit, earth leakage protective sample circuit, humiture sample circuit, master control
Circuit, controlling power circuit, controllable silicon and drive circuit and working state indicating circuit, the controlling power circuit are humiture
Sample circuit, governor circuit, controllable silicon and drive circuit and working state indicating circuit provide power supply, and the governor circuit receives
Three-phase current sample circuit, three-phase voltage sample circuit, the signal of earth leakage protective sample circuit and humiture sample circuit, it is described
Controllable silicon and drive circuit and working state indicating circuit are connected to the output end of governor circuit；The intelligent contactor also includes
Wireless transmission circuit, the controlling power circuit provide power supply, the wireless transmission circuit and master control electricity for wireless transmission circuit
The COM1 connection on road.The utility model intelligent contactor is in addition to the function with general contactor, moreover it is possible to realizes and controls, be remote
The remote intelligent function such as Cheng Tongxin, detection, protection and setting.This intelligent contactor allow in circuit electric current and voltage more than
It is operated in rated value certain limit, when the electric current in circuit and voltage exceed power-off setting value, by wirelessly passing
Transmission of electricity road transmits a signal to governor circuit, and governor circuit will be according to being set for circuit protection, while realizes the storage of data
Monitoring function, whether can be normal operating value using the data of storage as electric current, voltage in parameter monitoring circuit.
Further, above-mentioned a kind of intelligent contactor, the three-phase voltage sample circuit are put by voltage transformer and computing
Big device composition sample circuit, the input of the voltage transformer are connected with three-phase voltage, the three-phase voltage sample circuit
Output end is electrically connected with governor circuit.Voltage sampling signal, to after data optimization processing according to the value of remote preset to whether
It is under-voltage, if overvoltage, if phase shortage etc. makes corresponding judgement, into corresponding processing subprogram, and records current shape in real time
State.
Further, above-mentioned a kind of intelligent contactor, the three-phase current sample circuit include current transformer and computing
Amplifier, the input of the current transformer are connected with three-phase current, the output end of the three-phase current sample circuit and master
Circuit is controlled to be electrically connected with.Three road current sampling signals, to after data optimization processing according to the value of remote preset to whether overloading, be
No excessively stream etc. makes corresponding judgement, into corresponding processing subprogram, and records current state in real time.
Further, above-mentioned a kind of intelligent contactor, the input and ZCT of the earth leakage protective sample circuit
Connection, output end and the governor circuit of the earth leakage protective sample circuit are electrically connected with.Earth leakage protective detects, to data-optimized place
According to the value of remote preset to whether leaking electricity judgement after reason, into corresponding processing subprogram, and current state is recorded in real time.
Further, above-mentioned a kind of intelligent contactor, the controllable silicon and drive circuit include photo-coupler and it is two-way can
Silicon is controlled, the output end of the photo-coupler is respectively connected to bidirectional triode thyristor, the input of the controllable silicon and drive circuit and master
Control circuit to be electrically connected with, the output of the controllable silicon and drive circuit is respectively the input port and output port of three-phase electricity.It is logical
The control signal of single-chip microcomputer is crossed, the opening and closing of controllable silicon are driven by photo-coupler, so as to control the break-make of three-phase electricity.
Further, above-mentioned a kind of intelligent contactor, the humiture sample circuit include Temperature Humidity Sensor.For reality
When monitoring device operation environment, by Temperature Humidity Sensor to the temperature at scene, humidity measures.
Further, above-mentioned a kind of intelligent contactor, the working state indicating circuit include three light emitting diodes, institute
The input for stating working state indicating circuit is connected with controlling power circuit, the output end of the working state indicating circuit and master
Control circuit connection.Using three light emitting diodes come the working condition of detector bar, green light during normal work, in specified ginseng
Amber light is bright in number scope, excessively stream, lacuna, overvoltage, under-voltage, electric leakage situation when red.
Further, above-mentioned a kind of intelligent contactor, the controlling power circuit include transformer, rectification module and voltage stabilizing
Device, the controlling power circuit provide positive and negative 5V and positive 3.3V power supplys, and the power pin of the positive and negative 5V and governor circuit connect,
The pin of the positive 3.3V and wireless transmission circuit connect.AC380 is converted into AC220 by this controlling power circuit, there is provided to whole
Flow module, it is transformed into positive and negative 5V power supplys, by voltage will be positive 3.3V by voltage regulator module.
Above-mentioned technical proposal can be seen that the utility model and have the advantages that：One kind described in the utility model
Intelligent contactor, it is rational in infrastructure, as common contact device, it can be started by on-off model and stop contactor, led to simultaneously
The voltage and current value of the current sampling circuit set, voltage sampling circuit and electric leakage sample circuit collection three-phase electricity is crossed, simultaneously
Data are reported into remote service end, using data storage as parameter value, while there is monitoring, remote service end may be used also
Parameter setting is carried out to contactor, circuit can also be formed and protected using this intelligent contactor.
Brief description of the drawings
Fig. 1 is a kind of circuit block diagram of intelligent contactor described in the utility model；
Fig. 2 is a kind of governor circuit figure of intelligent contactor described in the utility model；
Fig. 3 is a kind of three-phase current sample circuit figure of intelligent contactor described in the utility model；
Fig. 4 is a kind of three-phase voltage sample circuit figure of intelligent contactor described in the utility model；
Fig. 5 is a kind of earth leakage protective sample circuit figure of intelligent contactor described in the utility model；
Fig. 6 is a kind of humiture sample circuit figure of intelligent contactor described in the utility model；
Fig. 7 is a kind of controlling power circuit figure of intelligent contactor described in the utility model；
Fig. 8 is the controllable silicon and drive circuit figure of a kind of intelligent contactor described in the utility model；
Fig. 9 is a kind of working state indicating circuit figure of intelligent contactor described in the utility model；
Figure 10 is a kind of wireless transmission circuit figure of intelligent contactor described in the utility model.
In figure：1 three-phase current sample circuit, 2 three-phase voltage sample circuits, 3 earth leakage protective sample circuits, 4 humitures are adopted
Sample circuit, 5 governor circuits, 6 controlling power circuits, 7 wireless transmission circuits, 8 controllable silicons and drive circuit, the instruction of 9 working conditions
Circuit.
Embodiment
Below in conjunction with the accompanying drawings, the utility model embodiment is described in detail.
Embodiment
A kind of intelligent contactor of the present utility model, as shown in figure 1, including three-phase current sampling electricity including intelligent contactor
Road 1, three-phase voltage sample circuit 2, earth leakage protective sample circuit 3, humiture sample circuit 4, governor circuit 5, control power supply electricity
Road 6, controllable silicon and drive circuit 8 and working state indicating circuit 9, the controlling power circuit 6 be humiture sample circuit 4,
Governor circuit 5, controllable silicon and drive circuit 8 and working state indicating circuit 9 provide power supply, and the governor circuit 5 receives three-phase
Current sampling circuit 1, three-phase voltage sample circuit 2, the signal of earth leakage protective sample circuit 3 and humiture sample circuit 4, it is described
Controllable silicon and drive circuit 8 and working state indicating circuit 9 are connected to the output end of governor circuit 5；As shown in Figure 10, the intelligence
Energy contactor also includes wireless transmission circuit 7, and the controlling power circuit 6 is that wireless transmission circuit 7 provides power supply, described wireless
Transmission circuit 7 is connected with the COM1 of governor circuit 5, and the wireless transmission circuit 7 is led to using WIFI or GPS wireless datas
Letter.As shown in Fig. 2 the main element of governor circuit 5 is single-chip microcomputer, the utility model is using STC15W401AS series
Single-chip microcomputer.Further, as shown in figure 4, the three-phase voltage sample circuit 2 is made up of voltage transformer and operational amplifier and adopted
Sample circuit, the input of the voltage transformer are connected with three-phase voltage, the output end of the three-phase voltage sample circuit 2 and master
Control circuit 5 is electrically connected with.Wherein, the U phases of three-phase voltage access voltage transformer TSV1 one end by resistance R7, and V phases access electricity
The transformer TSV1 other ends are pressed, voltage transformer TSV1 two output ends access operational amplifier U4A input, and voltage is mutual
Sensor TSV1 one of branch road produces Liang Ge branches respectively by C21 and R21, is connected to operational amplifier U4A output
Hold ADC4, the input of operational amplifier U4A output terminals A DC4 access governor circuits 5；In addition, the V phases of three-phase voltage pass through
Resistance R8 accesses voltage transformer TSV2 one end, W phases access the voltage transformer TSV2 other ends, and the two of voltage transformer TSV2
Individual output end access operational amplifier U5A input, voltage transformer TSV2 one of branch road produce Liang Ge branches point
Not by C22 and R22, operational amplifier U5A output terminals A DC5, operational amplifier U5A output terminals A DC5 accesses are connected to
The input of governor circuit 5；Again, the U phases of three-phase voltage access voltage transformer TSV3 one end by resistance R9, and W phases access
The voltage transformer TSV3 other ends, voltage transformer TSV3 two output ends access operational amplifier U6A input, voltage
Transformer TSV3 one of branch road produces Liang Ge branches respectively by C23 and R23, is connected to the defeated of operational amplifier U6A
Go out and hold ADC6, the input of operational amplifier U6A output terminals A DC6 access governor circuits 5；In addition, the voltage transformer used for
TVA1421 series, operational amplifier TL082.Further, as shown in figure 3, the three-phase current sample circuit 1 includes electricity
Current transformer and operational amplifier, the input of the current transformer are connected with three-phase current, the three-phase current sampling electricity
The output end on road 1 is electrically connected with governor circuit 5.Wherein, current transformer TSA1 two output ends are respectively connected to computing and put
Big device U7A two inputs, current transformer TSA1 one of branch road produce Liang Ge branches and pass through C31 and R31 respectively,
It is connected with operational amplifier U7A output terminals A DC1, the input of operational amplifier U7A output terminals A DC1 access governor circuits 5
End；In addition, current transformer TSA2 two output ends are respectively connected to operational amplifier U8A two inputs, Current Mutual Inductance
Device TSA2 one of branch road produces Liang Ge branches and passes through C32 and R32, the output terminals A DC2 with operational amplifier U8A respectively
Connection, the input of operational amplifier U8A output terminals A DC2 access governor circuits 5；Current transformer TSA3 two outputs
End is respectively connected to operational amplifier U9A two inputs, and current transformer TSA3 one of branch road produces Liang Ge branches
Pass through C33 and R33 respectively, be connected with operational amplifier U9A output terminals A DC3, operational amplifier U9A output terminals A DC3 connects
Enter the input of governor circuit 5；In addition, the current transformer used is TVA1421B series, operational amplifier TL082.Enter one
Step, as shown in figure 5, the input of the earth leakage protective sample circuit 3 is connected with ZCT, the earth leakage protective sampling
The output end of circuit 3 is electrically connected with governor circuit 5.Wherein the output of ZCT accesses operation amplifier by interface XS1
Device U10A two inputs, one of branch road produces Liang Ge branches and passes through C34 and R34 respectively, with operational amplifier U10A
Output terminals A DC7 connections, operational amplifier U10A output terminals A DC7 access governor circuit 5 input.Above-mentioned ADC1-
ADC7 formed 7 signal values, be connected with the input of the single-chip microcomputer in governor circuit 5, for gather over-pressed, under-voltage, phase shortage,
Situations such as excessively stream, overload and electric leakage.Further, as shown in figure 8, the controllable silicon and drive circuit 8 include photo-coupler and
Bidirectional triode thyristor, the output end of the photo-coupler are respectively connected to bidirectional triode thyristor, the input of the controllable silicon and drive circuit 8
End is electrically connected with governor circuit 5, and the output of the controllable silicon and drive circuit 8 is respectively input port and the output of three-phase electricity
Port.Wherein, the output end OUT1 access photo-couplers U3 of governor circuit 5 IN- pins, U3 IN+ pins and U2 IN- connect
Connect, the IN- connections of U2 IN+ pins and U1, U1 IN+ and the positive 5V voltages V5 of the controlling power circuit 6 by resistance R100
Connection, U1 SUB output ends are connected by resistance R1 with controllable silicon, and U1 TER output ends are directly accessed controllable silicon Q1, controllable silicon
There are the input and output end of three-phase voltage on Q1, therefore realize controllable silicon Q1's by tri- drive circuits of U1, U2 and U3
Open and close, further control the break-make of three-phase electricity.Further, as shown in fig. 6, the humiture sample circuit 4 includes
Temperature Humidity Sensor, the temperature and humidity at scene is measured by Temperature Humidity Sensor.Further, as shown in figure 9, institute
Stating working state indicating circuit 9 includes three light emitting diodes, input and the control power supply of the working state indicating circuit 9
Circuit 6 is connected, and the output end of the working state indicating circuit 9 is connected with governor circuit 5.Wherein, diode LD51 one end
It is connected by resistance R46 with the positive 5V voltages V5 of controlling power circuit 6, the other end is connected with the OUT2 of governor circuit 5；In addition,
Diode LD52 one end is connected by resistance R47 with the positive 5V voltages V5 of controlling power circuit 6, the other end and governor circuit 5
OUT3 connections；Diode LD53 one end is connected by resistance R48 with the positive 5V voltages V5 of controlling power circuit 6, the other end
It is connected with the OUT4 of governor circuit 5；Form red, yellow and green tri-colour LED, the working condition for detector bar.Further
, as shown in fig. 7, the controlling power circuit 6 includes transformer, rectification module and voltage-stablizer, the controlling power circuit 6 carries
For positive and negative 5V and positive 3.3V power supplys, the positive and negative 5V is connected with the power pin of governor circuit 5, and the positive 3.3V is with being wirelessly transferred
The pin connection of circuit 7.Wherein, AC380 is converted into by AC220, AC220 access rectification modules M1 L and N by transformer T1
Both ends, output end form positive and negative 5V power supplys by electric capacity C1-C4, positive 5V plant-grid connections voltage-stablizer M2 ,+5V voltages are reduced to+
3.3V, the positive and negative 5V and positive 3V of formation provide power supply for the other parts in circuit.
Described above is only preferred embodiment of the present utility model, it should be noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvement can also be made, these improvement also should be regarded as this
The protection domain of utility model.
Claims (8)
- A kind of 1. intelligent contactor, it is characterised in that：Intelligent contactor includes three-phase current sample circuit（1）, three-phase voltage adopts Sample circuit（2）, earth leakage protective sample circuit（3）, humiture sample circuit（4）, governor circuit（5）, controlling power circuit（6）、 Controllable silicon and drive circuit（8）And working state indicating circuit（9）, the controlling power circuit（6）For humiture sample circuit （4）, governor circuit（5）, controllable silicon and drive circuit（8）And working state indicating circuit（9）Power supply, the governor circuit are provided （5）Receive three-phase current sample circuit（1）, three-phase voltage sample circuit（2）, earth leakage protective sample circuit（3）Adopted with humiture Sample circuit（4）Signal, the controllable silicon and drive circuit（8）And working state indicating circuit（9）It is connected to governor circuit（5） Output end；The intelligent contactor also includes wireless transmission circuit（7）, the controlling power circuit（6）For wireless transmission circuit（7） Power supply, the wireless transmission circuit are provided（7）With governor circuit（5）COM1 connection.
- A kind of 2. intelligent contactor according to claim 1, it is characterised in that：The three-phase voltage sample circuit（2）By Voltage transformer and operational amplifier composition sample circuit, the input of the voltage transformer is connected with three-phase voltage, described Three-phase voltage sample circuit（2）Output end and governor circuit（5）It is electrically connected with.
- A kind of 3. intelligent contactor according to claim 2, it is characterised in that：The three-phase current sample circuit（1）Bag Current transformer and operational amplifier are included, the input of the current transformer is connected with three-phase current, and the three-phase current is adopted Sample circuit（1）Output end and governor circuit（5）It is electrically connected with.
- A kind of 4. intelligent contactor according to claim 3, it is characterised in that：The earth leakage protective sample circuit（3）'s Input is connected with ZCT, the earth leakage protective sample circuit（3）Output end and governor circuit（5）It is electrically connected with.
- A kind of 5. intelligent contactor according to claim 4, it is characterised in that：The controllable silicon and drive circuit（8）Bag Photo-coupler and bidirectional triode thyristor are included, the output end of the photo-coupler is respectively connected to bidirectional triode thyristor, the controllable silicon and drive Dynamic circuit（8）Input and governor circuit（5）It is electrically connected with, the controllable silicon and drive circuit（8）Output be respectively three The mutually input port and output port of electricity.
- A kind of 6. intelligent contactor according to claim 5, it is characterised in that：The humiture sample circuit（4）Including Temperature Humidity Sensor.
- A kind of 7. intelligent contactor according to claim 6, it is characterised in that：The working state indicating circuit（9）Bag Include three light emitting diodes, the working state indicating circuit（9）Input and controlling power circuit（6）Connection, the work Make condition indication circuit（9）Output end and governor circuit（5）Connection.
- A kind of 8. intelligent contactor according to claim 7, it is characterised in that：The controlling power circuit（6）Including becoming Depressor, rectification module and voltage-stablizer, the controlling power circuit（6）Positive and negative 5V and positive 3.3V power supplys be provided, the positive and negative 5V with Governor circuit（5）Power pin connection, the positive 3.3V and wireless transmission circuit（7）Pin connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721139715.0U CN207218220U (en) | 2017-09-07 | 2017-09-07 | A kind of intelligent contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721139715.0U CN207218220U (en) | 2017-09-07 | 2017-09-07 | A kind of intelligent contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207218220U true CN207218220U (en) | 2018-04-10 |
Family
ID=61823411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721139715.0U Active CN207218220U (en) | 2017-09-07 | 2017-09-07 | A kind of intelligent contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207218220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113253124A (en) * | 2021-04-28 | 2021-08-13 | 国网河北省电力有限公司电力科学研究院 | Safe and energy-saving power storage battery nuclear capacity discharging device and method |
-
2017
- 2017-09-07 CN CN201721139715.0U patent/CN207218220U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113253124A (en) * | 2021-04-28 | 2021-08-13 | 国网河北省电力有限公司电力科学研究院 | Safe and energy-saving power storage battery nuclear capacity discharging device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205681098U (en) | Three pole earth leakage protective devices | |
| CN101420116B (en) | Intelligent integrated electricity leakage protection device | |
| CN107356804A (en) | A kind of three-phase electricity monitoring for protection circuit and its method of work | |
| CN106841876B (en) | A kind of monitoring method of relay protection outlet pressing plate | |
| CN109217468A (en) | A kind of intelligent terminal box and electricity consumption observing and controlling and auditing system | |
| CN106990362A (en) | A kind of emergency power supply Temperature/Humidity Control System | |
| CN207218220U (en) | A kind of intelligent contactor | |
| CN107370122A (en) | A kind of intelligent contactor and its method of work | |
| CN201360135Y (en) | Intelligent integrated leakage protection device | |
| CN104410103B (en) | Marine diesel engine genset protection and Combine control device | |
| CN204732925U (en) | A kind of Intelligent charging system | |
| CN203839956U (en) | Novel multifunctional encoder | |
| CN203839955U (en) | Novel multifunctional code switch with communication module | |
| CN203896004U (en) | Smart central control system for charging cabinet | |
| CN206575226U (en) | Intelligent power distribution unit monitoring device | |
| CN210181805U (en) | Traffic signal lamp live wire open circuit monitoring device and monitoring circuit | |
| CN102931034A (en) | Leakage circuit breaker | |
| CN200941106Y (en) | Intelligence controlled low voltage watt-hour meter | |
| CN207147049U (en) | A kind of intelligent refrigerator monitoring system | |
| CN201887548U (en) | Intelligent control system for molded-case circuit breaker | |
| CN207215895U (en) | A kind of three-phase electricity monitoring for protection circuit | |
| CN206379886U (en) | Power communication machine room intelligent power distribution system | |
| CN213753969U (en) | Secondary open-circuit protection circuit of current transformer | |
| CN203387297U (en) | AC low-voltage air circuit breaker | |
| CN204302788U (en) | Cluster observing and controlling and intelligent networking aerator system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190815 Address after: Room 212 C, Nanda Software College, No. 2 Xinke Second Road, Jiangbei New District, Nanjing City, Jiangsu Province, 210000 Patentee after: Nanjing Material Collection Information Technology Co.,Ltd. Address before: Room 219D, Nanda Software College, No. 2 Xinke Second Road, Nanjing High-tech Development Zone, Jiangsu Province Patentee before: NANJING ASHUIZHIYUAN INFORMATION TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230615 Address after: Room D310-8, Yingying Building, No. 99 Tuanjie Road, Yanchuangyuan, Jiangbei New District, Nanjing City, Jiangsu Province, 210000 Patentee after: Nanjing Minyuhang Information Technology Co.,Ltd. Address before: Room 212C, School of Software, Nanjing University, No. 2 Xinke Second Road, Jiangbei New District, Nanjing City, Jiangsu Province, 210000 Patentee before: Nanjing Material Collection Information Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |