CN103199371A - Electric connector socket and detection method thereof - Google Patents
Electric connector socket and detection method thereof Download PDFInfo
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- CN103199371A CN103199371A CN2012100052863A CN201210005286A CN103199371A CN 103199371 A CN103199371 A CN 103199371A CN 2012100052863 A CN2012100052863 A CN 2012100052863A CN 201210005286 A CN201210005286 A CN 201210005286A CN 103199371 A CN103199371 A CN 103199371A
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- electric connector
- connector socket
- terminal
- terminals
- circuit board
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Abstract
The invention relates to an electric connector socket and a detection method of the electric connector socket. The electric connector socket comprises an insulation body, a plurality of first terminals, a plurality of second terminals and a detection terminal. The insulation body comprises a base and a tongue piece which comprises a faying surface, the first terminals are partially buried in the insulation body, moreover each first terminal comprises an electric conduction face which is exposed and protrudes out of the faying surface, and the detection terminal can detect connecting states of the first terminals and the second terminals. The invention further provides a detection method, and the detection terminal touches one electric connector plug to drive a driving circuit to conduct the electric connector socket.
Description
Technical field
The present invention relates to a kind of electric connector socket and a kind of detection method, particularly a kind of terminal connector body of protruding from tongue piece and having a detection terminal with and the detection method of detection terminal.
Background technology
At present common USB electric connector socket is many is coated on electric connector terminal in the Plastic tongue and makes in plastics injection molding mode, and each terminal also exposes a conducting surface respectively in order to electrically connect corresponding electrical connector plug.USB3.0 terminal in the existing USB3.0 electric connector socket, its conducting surface are heavy being located in the Plastic tongue.When electrical connector plug plugged, the other Plastic tongue of conducting surface can be subjected to the electrical connector plug wearing and tearing and produce burr, and burr attach conducting surface just can reduce its conductive effect, and makes USB3.0 electric connector socket stability not good.
Moreover because the USB3.0 connector terminals is double arrangement, existing USB3.0 electric connector socket causes the terminal false touch conducting of non-correspondence easily with corresponding USB3.0 electrical connector plug plug the time.
Summary of the invention
A purpose of the present invention is to provide a kind of electric connector socket with detection terminal, detection terminal can detect electric connector socket and whether insert appropriate extremely location, and the setting of the conducting surface of electric connector socket of the present invention and tongue piece makes its tongue piece when plug can not be subjected to the electrical connector plug wearing and tearing to produce burr and reduce its conductive effect.
For reaching above-mentioned purpose, the invention provides a kind of electric connector socket, it comprises an insulating body, a plurality of the first terminal, a plurality of second terminal and a detection terminal.Insulating body comprises a base and a tongue piece, the flat board that tongue piece extends from base, and tongue piece comprises a faying surface.A plurality of the first terminals partly are embedded in the insulating body, and each the first terminal passes in the base and extends in the tongue piece, and each the first terminal comprises a conducting surface, and conducting surface exposes and protrudes from faying surface.A plurality of second terminal parts are embedded in the insulating body, and each second terminal passes in the base and extends in the tongue piece.Detection terminal partly be embedded in the base and pass base and with tongue piece side by side.
Preferably, one first contact jaw that the first terminal comprises one first welding ends and extends from first welding ends, first welding ends passes from base, and in order to be welded in electronic installation, first contact jaw is positioned at tongue piece, and first contact jaw constitutes aforesaid conducting surface.
Preferably, conducting surface can be thick and constitute than other positions of this first terminal by the thickness of first contact jaw.
Preferably, conducting surface also can be made of the first contact jaw bending, two right angles.
Preferably, conducting surface also can be made of the first contact jaw reflexed.
Preferably, one second contact jaw that each second terminal comprises one second welding ends and extends from second welding ends, second welding ends passes from base, and in order to be welded in electronic installation, second contact jaw bends and exposes to faying surface.
Another object of the present invention is to provide one to meet the generic serial port specification and have the electric connector socket of detection terminal, its first terminal preferably is generic serial port USB3.0 specification, and second terminal preferably is generic serial port USB2.0 specification.
Another purpose of the present invention is to provide a kind of detection method of electric connector socket, is applied to detect an electrical connector plug and whether has electrically connected the electric connector socket that comprises a detection terminal as the aforementioned.
For reaching above-mentioned purpose, the invention provides a kind of detection method of electric connector socket, it comprises the following step: the electric connector socket with a detection terminal is provided; Circuit board with a driving loop is provided, drives the loop control circuit plate electric connector socket is powered; One electrical connector plug is provided; Electric connector socket is electrically connected circuit board, and circuit board is not powered to electric connector socket; Detection terminal is electrically connected the driving loop; Electrical connector plug inserts electric connector socket and touches detection terminal; Drive the loop, drive the loop control circuit plate electric connector socket is powered; Electrical connector plug is extracted electric connector socket and is broken away from detection terminal; Drive the loop disconnection and make circuit board stop electric connector socket being powered.
Preferably, in the aforesaid detection method, electric connector socket comprises a plurality of the first terminals and a plurality of second terminal, and the first terminal and second terminal are welded in circuit board and make electric connector socket connecting circuit plate.
Preferably, in the aforesaid detection method, the first terminal is generic serial port USB3.0 specification, and second terminal is generic serial port USB2.0 specification.
Preferably, in the aforesaid detection method, when electrical connector plug inserts electric connector socket, second terminal and detection terminal touching electrical connector plug, circuit board is to wherein two second terminal power supplies.
Preferably, in the aforesaid detection method, when electrical connector plug inserts electric connector socket, the first terminal, second terminal and detection terminal touching electrical connector plug, circuit board is to wherein two second terminal power supplies.
Because having detection terminal, electric connector socket of the present invention inserted appropriate just conducting to the location with the electric connector socket that detects, and the conducting surface of electric connector socket of the present invention protrudes from faying surface, when inserting electric connector socket, electrical connector plug can contact conducting surface earlier, the faying surface that can not wear and tear produces burr, and increase the stability of electric connector socket, improved the shortcoming of prior art.
By detection method of the present invention, can detect the inserting state of electric connector socket and electrical connector plug, confirm that the slotting appropriate extremely location of electric connector socket and electrical connector plug just starts the generic serial port function, effectively prevent the terminal false touch conducting of non-correspondence, improved the shortcoming of prior art.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
The schematic appearance of the electric connector socket of Fig. 1 first embodiment of the invention;
The electric connector socket of Fig. 2 first embodiment of the invention and the schematic appearance of corresponding electrical connector plug;
The perspective exploded view of the electric connector socket of Fig. 3 first embodiment of the invention;
The schematic diagram of the first terminal in Fig. 4 first embodiment of the invention;
The cutaway view of the first terminal in Fig. 5 first embodiment of the invention;
Fig. 6 second embodiment of the invention schematic diagram;
Fig. 7 third embodiment of the invention schematic diagram;
The flow chart of Fig. 8 fourth embodiment of the invention.
Wherein, Reference numeral
10 electric connector sockets
20 electrical connector plugs
30 circuit boards
100 insulating bodies
110 bases
120 tongue pieces
121 faying surfaces
200 the first terminals
210 first welding endss
220 first contact jaws
221 conducting surfaces
300 second terminals
310 second welding endss
320 second contact jaws
400 detection terminals
500 shells
Embodiment
Below in conjunction with accompanying drawing structural principle of the present invention and operation principle are done concrete description:
Consult Fig. 1 and Fig. 2, in first embodiment of the invention, electric connector socket 10 of the present invention is to be applied to be arranged at an electronic installation, to connect a corresponding electrical connector plug 20.
Consult Fig. 1 and Fig. 3, electric connector socket 10 of the present invention comprises: an insulating body 100, a plurality of the first terminal 200, a plurality of second terminal 300, a detection terminal 400 and a shell 500.
Consult Fig. 3 and Fig. 4, each the first terminal 200 is the sheet metal of strip, and the two ends of each the first terminal 200 are respectively: one first welding ends 210 and one first contact jaw, 220, the first contact jaws 220 are to extend from first welding ends 210.In present embodiment, electric connector socket 10 of the present invention comprises five the first terminals 200 to meet generic serial port (USB3.0) specification, five the first terminals 200 are set up in parallel, each the first terminal 200 part is embedded in the insulating body 100, the first terminal 200 passes in the base 110 and extends in the tongue piece 120, and first welding ends 210 passes from base, in order to be welded in electronic installation, and first contact jaw 220 is positioned at tongue piece 120, and exposes on the faying surface 121 of tongue piece 120.Consult Fig. 4 and Fig. 5.In present embodiment, first contact jaw, 220 thickness of each the first terminal 200 are thick and constitute a conducting surface 221 than the first terminal 200 other positions, and the thickness foot that increases of first contact jaw 220 exposes conducting surface 221 and protrudes from faying surface 121.When electrical connector plug 20 inserted electric connector socket 10, each the first terminal 200 electrically connected electrical connector plug 20 by its conducting surface 221.
Consult Fig. 3 again, each second terminal 300 is the sheet metal of strip, and the two ends of each second terminal 300 are respectively: one second welding ends 310 and one second contact jaw, 320, the second contact jaws 320 are to extend from second welding ends 310.In present embodiment, the electric connector socket 10 of this do invention comprises four second terminals 300 to meet generic serial port (USB2.0) specification, four second terminals 300 are set up in parallel, each second terminal, 300 part is embedded in insulating body 100, second terminal 300 passes in the base 110 and extends in the tongue piece 120, second welding ends 310 passes from base 110, in order to be welded in electronic installation; The bending of second contact jaw 320 exposes and protrudes from faying surface 121 on the tongue piece 120.When electrical connector plug 20 inserted electric connector socket 10, each second terminal 300 electrically connected electrical connector plug 20 by its second contact jaw 320.
For meeting the generic serial port specification, five first contact jaws 220 expose to place, faying surface 121 upper tongues 120 outer ends, and four 320 of second contact jaws expose on the faying surface 121 near tongue piece 120 root places.The first terminal 200 and second terminal 300 are two layers and arrange arrange in insulating body 100, second terminal 300 than the first terminal 200 near faying surface 121.
Shell 500 is sheathed on base 110 and inserts electric connector socket 10 around tongue piece 120 in order to protect tongue piece 120 and guiding electrical connector plug 20.
Owing to conducting surface 221 of the present invention protrudes from faying surface 121, when inserting electric connector sockets 10, electrical connector plug 20 can contact conducting surface 221 earlier, the faying surface 121 setation limits of can not wearing and tearing, and the stability of increase electric connector socket 10.Improved existing USB3.0 electric connector socket tongue piece wearing and tearing generation burr by structure of the present invention and reduced USB3.0 terminal electrical efficiency, made to have the not good shortcoming of USB3.0 electric connector socket stability now.
Consult Fig. 6, in second embodiment of the invention, electric connector socket 10 of the present invention is applied to be arranged at an electronic installation, to connect a corresponding electrical connector plug 20.It comprises: an insulating body 100, a plurality of the first terminal 200, a plurality of second terminal 300, a detection terminal 400 and a shell 500.The linking relationship of each assembly is as aforementioned first embodiment in the present embodiment, and the structure of insulating body 100, tongue piece 120, second terminal 300, detection terminal 400 1 shells 500 is not repeated in this also as aforementioned first embodiment.Present embodiment and the first embodiment difference are that each the first terminal 200 comprises: one first welding ends 210 and one first contact jaw, 220, the first welding endss 210 passed the end of from, in order to be welded in electronic installation.In present embodiment, each the first terminal 200 is in 90 ° of twice of first contact jaw, 220 bendings and constitute a conducting surface 221, and exposes and protrude from faying surface 121.When electrical connector plug 20 inserted electric connector socket 10, each the first terminal 200 electrically connected electrical connector plug 20 by its conducting surface 221.
Consult Fig. 7, in third embodiment of the invention, electric connector socket 10 of the present invention is applied to be arranged at an electronic installation, to connect a corresponding electrical connector plug 20.It comprises: an insulating body 100, a plurality of the first terminal 200, a plurality of second terminal 300, a detection terminal 400 and a shell 500.The linking relationship of each assembly is as aforementioned first embodiment in the present embodiment, and the structure of insulating body 100, tongue piece 120, second terminal 300, detection terminal 400 1 shells 500 is not repeated in this also as aforementioned first embodiment.Present embodiment and the first embodiment difference are that each the first terminal 200 comprises: one first welding ends 210 and one first contact jaw, 220, the first welding endss 210 passed the end of from, in order to be welded in electronic installation.In present embodiment, each the first terminal 200 constitutes a conducting surface 221 in first contact jaw, 220 reflexeds, and exposes and protrude from faying surface 121.When electrical connector plug 20 inserted electric connector socket 10, each the first terminal 200 electrically connected electrical connector plug 20 by its conducting surface 221.
Consult Fig. 8, the fourth embodiment of the present invention is a kind of detection method of electric connector socket, be applied to detect an electrical connector plug 20 and electrically connected electric connector socket 10 of the present invention (first to the 3rd embodiment) as described above, the detection method of the electric connector socket of present embodiment comprises step as back:
Step a: the electric connector socket 10 with a detection terminal 400 is provided;
Step b: the circuit board 30 with a driving loop is provided;
Step c a: electrical connector plug 20 is provided;
Steps d: electric connector socket 10 is electrically connected circuit board 30, and circuit board 30 is not to electric connector socket 10 power supplies;
Step e: detection terminal 400 is electrically connected the driving loop;
Step f: electrical connector plug 20 is inserted electric connector socket 10 touching detection terminals 400;
Step g: subsequent steps f drives the loop, drives 10 power supplies of 30 pairs of electric connector sockets of loop control circuit plate;
Step h: electrical connector plug 20 is extracted electric connector socket 10 and is broken away from detection terminal 400;
Step I: subsequent steps h drives the loop disconnection and circuit board 30 is stopped electric connector socket 10 power supplies.
In present embodiment, the method of the detection of electric connector socket of the present invention is applied to electric connector socket 10 (first to the 3rd embodiment) as the aforementioned, therefore as mentioned before, when electrical connector plug 20 inserts electric connector socket 10, and each the first terminal 200 and second terminal 300 all electrically connect electrical connector plug 20, and this moment, electrical connector plug 20 present positions just can touch detection terminal 400.
It is described as first to the 3rd embodiment that an electric connector socket 10 is provided among the step a, and it comprises a plurality of the first terminals 200 and a plurality of second terminal 300.
One circuit board 30 is provided in step b, and this circuit board 30 preferably is arranged on the electronic installation, and has a driving loop on the circuit board 30.
An electrical connector plug 20 is provided in step c, be used for the aforesaid electric connector socket 10 of pegging graft, electrical connector plug 20 preferably is generic serial port USB3.0 specification in present embodiment, but electrical connector plug 20 also can be generic serial port USB2.0 specification.
In steps d, the first terminal 200 and second terminal 300 are welded in circuit board 30 and make electric connector socket 10 be connected in circuit board 30, circuit board 30 is not to electric connector socket 10 power supplies, and in step e, detection terminal 400 is connected the driving loop, namely the initial condition generic serial port function of electric connector socket 10 is closed.
In step f, if the electrical connector plug 20 of USB3.0 specification is inserted electric connector socket 10, and each the first terminal 200 and second terminal 300 all electrically connect electrical connector plug 20 (if the electrical connector plug 20 that inserts is the USB2.0 specification, then only each second terminal 300 all electrically connects electrical connector plug 20), then electrical connector plug 20 present positions just can touch detection terminal 400, then execution in step g.If electrical connector plug 20 do not touch detection terminal 400, then keep initial condition, the not conducting of opening circuit of electric connector socket 10 and electrical connector plug 20, the generic serial port function is closed.
In step g, subsequent steps f when electrical connector plug 20 touching detection terminals 400, just can transmit a signal via detection terminal 400 and drive the loop to driving the loop.Drive just 30 pairs of electric connector sockets of control circuit board, 10 power supplies of loop, conducting electric connector socket 10 and electrical connector plug 20, and start the generic serial port function.Preferably, circuit board 30 is to wherein two second terminals, 300 power supplies.Each the first terminal 200 and second terminal 300 all electrically connect electrical connector plug 20 in present embodiment, therefore start generic serial port USB3.0 function (if only second terminal 300 electrically connects electrical connector plug 20, then starting generic serial port USB2.0 function).
In step h, can make that driving the loop disconnects if electrical connector plug 20 extracted and break away from detection terminal 400 from electric connector socket 10, then execution in step i.
In step I, subsequent steps h, disconnect when driving the loop, driving loop just control circuit board 30 stops electric connector socket 10 power supplies, energising connector body 10 and electrical connector plug 20 open circuit, so generic serial port 3.0 functions namely close, and get back to initial condition, the driving loop disconnects, and electric connector socket 10 and electrical connector plug 20 open circuit.
Detection method by electric connector socket of the present invention, can detect the inserting state of electric connector socket and electrical connector plug, confirm that the slotting appropriate extremely location of electric connector socket and electrical connector plug just starts the generic serial port function, effectively prevent the terminal false touch conducting of non-correspondence, overcome the shortcoming of prior art.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. an electric connector socket is to be applied to be arranged at an electronic installation to connect a corresponding electrical connector plug, it is characterized in that this electric connector socket comprises:
One insulating body comprises a base and a tongue piece, the flat board that this tongue piece extends from this base, and this tongue piece comprises a faying surface;
A plurality of the first terminals, part is embedded in this insulating body, and respectively this first terminal passes in this base and extends in this tongue piece, and respectively this first terminal comprises a conducting surface, and this conducting surface exposes and protrudes from this faying surface;
A plurality of second terminals, part is embedded in this insulating body, and this a plurality of second terminals close this faying surface of this a plurality of the first terminals, and it is interior and extend in this tongue piece that respectively this second terminal passes this base; And
One detection terminal, the part be embedded in this base and pass this base and with this tongue piece side by side.
2. electric connector socket according to claim 1, it is characterized in that, one first contact jaw that this first terminal comprises one first welding ends and extends from this first welding ends, this first welding ends passes from this base, in order to be welded in this electronic installation, this first contact jaw is positioned at this tongue piece, and this first contact jaw constitutes this conducting surface.
3. electric connector socket according to claim 2 is characterized in that, the thickness of this first contact jaw is thick and constitute this conducting surface than other positions of this first terminal.
4. electric connector socket according to claim 2 is characterized in that, 90 ° of twice of this first contact jaw bendings and constitute this conducting surface.
5. electric connector socket according to claim 2 is characterized in that, this first contact jaw reflexed and constitute this conducting surface.
6. the detection method of an electric connector socket is characterized in that, comprises step:
A., a electric connector socket with a detection terminal is provided;
B., a circuit board with a driving loop is provided, and this drives this circuit board of circuit controls to this electric connector socket power supply;
C., one electrical connector plug is provided;
D. this electric connector socket is electrically connected this circuit board, and this circuit board is not to this electric connector socket power supply;
E. this detection terminal is electrically connected this driving loop;
F. working as this electrical connector plug inserts this electric connector socket and touches this detection terminal;
G. subsequent steps f drives this driving loop, and this drives this circuit board of circuit controls to this electric connector socket power supply;
H. working as this electrical connector plug extracts this electric connector socket and breaks away from this detection terminal;
I. subsequent steps h, this driving loop disconnects and this circuit board is stopped this electric connector socket power supply.
7. the detection method of electric connector socket according to claim 6, it is characterized in that, this electric connector socket among the step a comprises a plurality of the first terminals and a plurality of second terminal, and these a plurality of the first terminals and these a plurality of second terminals are welded in this circuit board and make this electric connector socket connect this circuit board in steps d.
8. the detection method of electric connector socket according to claim 6 is characterized in that, these a plurality of the first terminals are the generic serial port of USB3.0 specification, the generic serial port that these a plurality of second terminals are the USB2.0 specification.
9. the detection method of electric connector socket according to claim 8, it is characterized in that, when this electrical connector plug inserts this electric connector socket among the step c, these a plurality of second terminals and this detection terminal are touched this electrical connector plug, and this circuit board is to two power supplies wherein of these a plurality of second terminals in step f.
10. the detection method of electric connector socket according to claim 8, it is characterized in that, when this electrical connector plug inserts this electric connector socket among the step c, these a plurality of the first terminals, these a plurality of second terminals and this detection terminal are touched this electrical connector plug, and this circuit board is to two power supplies wherein of these a plurality of second terminals in step f.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100052863A CN103199371A (en) | 2012-01-10 | 2012-01-10 | Electric connector socket and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100052863A CN103199371A (en) | 2012-01-10 | 2012-01-10 | Electric connector socket and detection method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103199371A true CN103199371A (en) | 2013-07-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100052863A Pending CN103199371A (en) | 2012-01-10 | 2012-01-10 | Electric connector socket and detection method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103199371A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949933A (en) * | 2017-04-07 | 2017-07-14 | 吉利汽车研究院（宁波）有限公司 | A kind of detection method of wire harness plug-in connecting component |
| CN107389182A (en) * | 2017-05-31 | 2017-11-24 | 芜湖莫森泰克汽车科技股份有限公司 | Vehicle dormer window running noises volume Detecting data |
| CN109387761A (en) * | 2018-10-26 | 2019-02-26 | 长春中车轨道车辆有限公司 | The quick pressure resistance of car electric connector socket and insulation test device |
| CN111381105A (en) * | 2020-03-19 | 2020-07-07 | 中铁轨道交通装备有限公司 | Overhauling method of electric connector of rail electric car |
| CN112474505A (en) * | 2020-11-06 | 2021-03-12 | 海宁海之利照明有限公司 | Detection and cleaning device for internal circuit board of electronic lamp |
| CN113093595A (en) * | 2021-03-24 | 2021-07-09 | 陕西疆晨信息科技有限公司 | Electric exchange control method and device and electric exchange control box |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH09232036A (en) * | 1996-02-16 | 1997-09-05 | Molex Inc | Electric connector having detecting terminal device |
| CN201374477Y (en) * | 2009-01-23 | 2009-12-30 | 莫列斯公司 | Socket connector with detector switch |
| CN102082370A (en) * | 2010-12-01 | 2011-06-01 | 连展科技（深圳）有限公司 | Standard connector with plug detection function and sinking plate-type connector with plug detection function |
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2012
- 2012-01-10 CN CN2012100052863A patent/CN103199371A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09232036A (en) * | 1996-02-16 | 1997-09-05 | Molex Inc | Electric connector having detecting terminal device |
| CN201374477Y (en) * | 2009-01-23 | 2009-12-30 | 莫列斯公司 | Socket connector with detector switch |
| CN102082370A (en) * | 2010-12-01 | 2011-06-01 | 连展科技（深圳）有限公司 | Standard connector with plug detection function and sinking plate-type connector with plug detection function |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949933A (en) * | 2017-04-07 | 2017-07-14 | 吉利汽车研究院（宁波）有限公司 | A kind of detection method of wire harness plug-in connecting component |
| CN107389182A (en) * | 2017-05-31 | 2017-11-24 | 芜湖莫森泰克汽车科技股份有限公司 | Vehicle dormer window running noises volume Detecting data |
| CN109387761A (en) * | 2018-10-26 | 2019-02-26 | 长春中车轨道车辆有限公司 | The quick pressure resistance of car electric connector socket and insulation test device |
| CN111381105A (en) * | 2020-03-19 | 2020-07-07 | 中铁轨道交通装备有限公司 | Overhauling method of electric connector of rail electric car |
| CN112474505A (en) * | 2020-11-06 | 2021-03-12 | 海宁海之利照明有限公司 | Detection and cleaning device for internal circuit board of electronic lamp |
| CN112474505B (en) * | 2020-11-06 | 2023-12-08 | 国网安徽省电力有限公司蒙城县供电公司 | Electronic lamp internal circuit board detection and cleaning device |
| CN113093595A (en) * | 2021-03-24 | 2021-07-09 | 陕西疆晨信息科技有限公司 | Electric exchange control method and device and electric exchange control box |
| CN113093595B (en) * | 2021-03-24 | 2023-03-10 | 陕西疆晨信息科技有限公司 | Electric exchange control method and device and electric exchange control box |
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Application publication date: 20130710 |