CN112134084B - High-precision floating type power supply plug structure - Google Patents
High-precision floating type power supply plug structure Download PDFInfo
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- CN112134084B CN112134084B CN202011105572.8A CN202011105572A CN112134084B CN 112134084 B CN112134084 B CN 112134084B CN 202011105572 A CN202011105572 A CN 202011105572A CN 112134084 B CN112134084 B CN 112134084B
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- 238000000034 method Methods 0.000 abstract description 19
- 238000012360 testing method Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
- H01R13/6315—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only allowing relative movement between coupling parts, e.g. floating connection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
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Abstract
The invention relates to the technical field of power supply plugging, in particular to a high-precision floating type power supply plugging structure which comprises a placing frame, a jacking device and a plugging device, wherein the jacking device is arranged on the placing frame, and the plugging device is arranged on the placing frame and is positioned on the upper side of the jacking device; the plug device comprises a plug base, at least one group of plug modules arranged on the plug base and a fixing groove positioned on one side of each plug module and used for fixing a power supply; the plug-in module is provided with a plug-in connector towards the fixed slot; the jacking device comprises a jacking cylinder arranged on the placing frame, a jacking plate arranged at the driving end of the jacking cylinder and a plurality of groups of ejector pins arranged on the jacking plate, the splicing base is provided with jacking holes corresponding to the ejector pins, the jacking holes are opposite to the ejector pins, and the jacking holes are communicated to the splicing module; compared with the traditional plugging method, the plugging device has higher plugging precision, better stability and higher precision, and is beneficial to improving the working efficiency of the whole test line.
Description
Technical Field
The invention relates to the technical field of power supply plugging, in particular to a high-precision floating type power supply plugging structure.
Background
With the development of society, the quality requirements of people on electronic products are higher and higher, and in order to improve the delivery quality of the electronic products, the electronic products need to be subjected to an aging test before delivery.
The jig needs to be placed with the power supply in the aging test process, the power supply needs to be plugged with the plug connector on the jig in the placing process, and the aging of the power supply can be tested after the power supply is plugged. In the prior art, in the charging power supply testing process for various electronic products, because the connector of the power generally adopts the USB Type-C, and the size of the USB Type-C is smaller, the deviation is easy to appear in the plugging process, thereby causing the damage of the plug connector or the damage of the operation power interface, even if the plug connector is aligned to the rear, because the angle is not right, the damage of the plug connector is easy to cause in the plugging process, therefore, the problem needs to be further improved for the plugging structure.
Disclosure of Invention
In order to solve the problems, the invention provides a high-precision floating type power supply plugging structure which has higher plugging precision, better stability and higher precision compared with the traditional plugging structure and is beneficial to improving the working efficiency of an integral test line.
The technical scheme adopted by the invention is as follows: a high-precision floating type power supply plugging structure comprises a placing frame, a jacking device and a plugging device, wherein the jacking device is arranged on the placing frame, and the plugging device is arranged on the placing frame and positioned on the upper side of the jacking device;
the technical scheme is further improved in that the inserting device comprises an inserting base, at least one group of inserting modules arranged on the inserting base and a first fixing groove positioned on one side of each inserting module and used for fixing a power supply; the inserting module is provided with an inserting head towards the first fixed groove; the jacking device comprises a jacking cylinder arranged on the placing frame, a jacking plate arranged at the driving end of the jacking cylinder and a plurality of groups of thimbles arranged on the jacking plate, the inserting base corresponds to the thimbles and is provided with jacking holes, the jacking holes are opposite to the thimbles, and the jacking holes are communicated to the inserting module.
The further improvement of the scheme is that the placing frame comprises a rotary driving module, a rotary frame arranged on the rotary driving module and a conveying module arranged on the rotary frame.
The further improvement of the scheme is that the rotary driving module comprises a rotary base, a divider arranged on the rotary base and a rotary driving motor arranged on the rotary base and in driving connection with the divider.
The further improvement of the scheme is that the rotating frame is arranged at the driving end of the divider and comprises a connecting plate, baffles arranged on the connecting plate and end plates arranged at the head end and the tail end of the baffles, and the conveying module is arranged on the end plates.
The further improvement of the scheme is that the conveying module comprises a conveying motor arranged on the end plate, a driving wheel in driving connection with the conveying motor, a driven wheel arranged on the end plate and a conveying belt transmitted between the driven wheel and the driving wheel.
The further improvement to above-mentioned scheme does, grafting base surface equipartition has the second fixed slot of multiunit, and the second fixed slot of every group all installs places the frame, and the frame of placing of every group all corresponds installs the grafting module.
The further improvement of the scheme is that the plug-in module comprises a bottom shell, a PCB (printed circuit board) arranged on the bottom shell, an upper shell for fixing the PCB on the bottom shell, a contact terminal arranged on the upper shell and connected with the PCB, and a connecting screw which penetrates through the upper shell, the PCB and the bottom shell and is connected with the plug-in base, wherein a fixed shaft is sleeved on the outer diameter of the connecting screw and penetrates through the upper shell, the PCB and the bottom shell.
The further improvement of the scheme is that the plug connector is connected with the PCB, and the PCB is provided with a plurality of circuits for connecting the contact terminal with the plug connector.
The further improvement of the scheme is that the bottom shell is provided with a plurality of positioning pins, the inserting base is provided with positioning holes corresponding to the positioning pins, and the diameter size of the positioning holes is larger than that of the positioning pins.
The further improvement of the scheme is that a lower limiting platform is arranged on one side, close to the plug connector, of the bottom shell, and an upper limiting platform is arranged on the upper shell corresponding to the lower limiting platform.
The invention has the beneficial effects that:
compared with the traditional automatic power supply plugging jig, the automatic power supply plugging jig is additionally provided with the jacking structure, the plugging device is jacked in the plugging process, and the installation position of the plugging device has a certain floating space, so that the power supply can be conveniently plugged in the jacking process, the plugging precision and the plugging efficiency are improved, compared with the traditional plugging precision, the stability is better, the precision is higher, and the work efficiency of the whole test line is favorably improved. Specifically, the device is provided with a placing frame, a jacking device arranged on the placing frame and an inserting device arranged on the placing frame and positioned at the upper side of the jacking device; the whole structure is simple, the lifting and the inserting are matched, and the use is convenient.
The plugging device comprises a plugging base, at least one group of plugging modules arranged on the plugging base and a first fixing groove positioned on one side of each plugging module and used for fixing a power supply; the inserting module is provided with an inserting head towards the first fixed groove; in use, the plugging base serves as a bottom plate of the test fixture, the first fixing groove is used for placing a power supply to fix, and the two plugging modules are matched with the plugging connector to be plugged with the power supply, so that subsequent connection can be tested.
Wherein, the jacking device is including installing in the jacking cylinder of rack, installing in the jacking board of jacking cylinder drive end and installing in a plurality of groups thimble of jacking board, the jacking hole has been seted up to the corresponding thimble of grafting base, the jacking hole with the thimble is relative, the jacking hole intercommunication to the grafting module, what adopt is that jacking cylinder drive jacking board drives the thimble and is used for jacking the grafting module to make the grafting module float, it is higher to the degree of alignment in the grafting process, but grafting motivity is bigger, thereby can be higher through grafting precision after the jack-up, what the thimble adopted is the elasticity thimble, can make the structure have more floatability at the jack-up in-process, the grafting precision further promotes.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic illustration of an explosive structure according to the present invention;
FIG. 3 is a perspective view of the present invention with the plug device removed;
FIG. 4 is a perspective view of the plugging device of the present invention;
FIG. 5 is an exploded view of the plug device of the present invention;
FIG. 6 is an exploded view of the plug module of the present invention;
fig. 7 is a schematic structural diagram of the thimble and the plugging module according to the present invention.
Description of reference numerals: the device comprises a placing frame 100, a rotation driving module 110, a rotation base 111, a divider 112, a rotation driving motor 113, a rotation frame 120, a connecting plate 121, a baffle 122, an end plate 123, a conveying module 130, a conveying motor 131, a driving wheel 132, a driven wheel 133, a conveying belt 134, a jacking device 200, a jacking cylinder 210, a jacking plate 220, a thimble 230, a plugging device 300, a plugging base 310, a placing frame 311, a positioning hole 312, a jacking hole 313, a plugging module 320, a bottom shell 321, a positioning pin 321a, a lower limiting platform 321b, a PCB 322, an upper shell 323, an upper limiting platform 323a, a contact terminal 324, a connecting screw 325, a fixed shaft 326, a first fixing groove 330 and a plugging head 340.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 7, a high-precision floating power socket structure includes a placing rack 100, a jacking device 200 installed on the placing rack 100, and a socket device 300 installed on the placing rack 100 and located above the jacking device 200.
Referring to fig. 3, the rack 100 includes a rotation driving module 110, a rotating frame 120 installed on the rotation driving module 110, and a conveying module 130 installed on the rotating frame 120, specifically, the rotation driving module 110 can be used to drive the rotating frame 120 to rotate, and the rotating frame 120 and the conveying module 130 are used to place the plugging device 300, so that the power source can be conveniently inserted into the plugging device 300 for transportation.
The rotation driving module 110 includes a rotation base 111, a divider 112 installed on the rotation base 111, and a rotation driving motor 113 installed on the rotation base 111 and connected to the divider 112 in a driving manner, the divider 112 is driven by the rotation driving motor 113, and the divider drives the rotation frame 120 to rotate during the rotation process.
The rotating frame 120 is mounted at the driving end of the divider 112, and includes a connecting plate 121, a baffle 122 mounted on the connecting plate 121, and end plates 123 mounted at the head and tail ends of the baffle 122, and the conveying module 130 is mounted on the end plates 123, and under the cooperation of the end plates 123 and the baffle 122, the insertion device 300 is conveniently positioned, so that subsequent insertion is facilitated.
Referring to fig. 7, the conveying module 130 includes a conveying motor 131 installed on the end plate 123, a driving wheel 132 connected to the conveying motor 131 in a driving manner, a driven wheel 133 installed on the end plate 123, and a conveying belt 134 transmitted between the driven wheel 133 and the driving wheel 132, and the conveying motor 131 is configured to drive the conveying belt 134 to drive the plugging device 300 to convey.
Referring to fig. 3, the jacking device 200 includes a jacking cylinder 210 installed on the placement frame 100, a jacking plate 220 installed at a driving end of the jacking cylinder 210, and a plurality of sets of ejector pins 230 installed on the jacking plate 220, the plugging base 310 is provided with jacking holes 313 corresponding to the ejector pins 230, the jacking holes 313 are opposite to the ejector pins 230, the jacking holes 313 are communicated to the plugging module 320, the jacking cylinder 210 is adopted to drive the jacking plate 220 to drive the ejector pins 230 to jack the plugging module 320, so that the plugging module 320 floats, the alignment degree is higher in the plugging process, the plugging mobility is greater, the plugging precision is higher after being jacked, the ejector pins 230 are elastic ejector pins 230, the structure can have more floating property in the jacking process, and the plugging precision is further improved.
Referring to fig. 4 to 5, the plugging device 300 includes a plugging base 310, at least one group of plugging modules 320 installed on the plugging base 310, and a first fixing groove 330 located at one side of the plugging modules 320 for fixing a power supply; the plugging module 320 is provided with a plug 340 facing the first fixing groove 330; in use, the socket base 310 serves as a bottom plate of a test fixture, the fixing groove 330 is used for placing a power supply for fixing, and the two socket modules 320 are matched with the plug 340 for being plugged with the power supply, so that subsequent connection can be tested.
The second fixed slot of grafting base 310 surface equipartition has the multiunit, and the second fixed slot of every group all installs and places frame 311, and the frame 311 of placing of every group all corresponds installs grafting module 320, places the power through placing frame 311, and it is convenient to peg graft, also can change the difference simultaneously and place frame 311 and use to the not power of equidimension cartridge, and application scope is wide.
Referring to fig. 6, the socket module 320 includes a bottom case 321, a PCB 322 mounted on the bottom case 321, an upper case 323 fixing the PCB 322 to the bottom case 321, a contact terminal 324 mounted on the upper case 323 and connected to the PCB 322, and a connection screw 325 passing through the upper case 323, the PCB 322, and the bottom case 321 and connected to the socket base 310, wherein a fixing shaft 326 is sleeved on an outer diameter of the connection screw 325, the fixing shaft 326 passes through the upper case 323, the PCB 322, and the bottom case 321, and the PCB 322 is isolated from a mounting position by the cooperation of the upper case 323 and the bottom case 321, so as to perform an insulation protection function, and the connection screw 325 and the fixing shaft 326 are installed in a matching manner, so that the overall structure has a certain moving space after the installation, because the connection screw 325 is fixed to the fixing shaft 326, and the fixing shaft 326 passes through the upper case 323, the PCB 322, and the bottom case 321 and is only fixed by a circular shaft, but not completely fixed, the floating insertion can be conveniently realized in the insertion process.
The plug 340 is connected with the PCB 322, the PCB 322 is provided with a plurality of circuits to connect the contact terminal 324 with the plug 340, the connection between the contact terminal 324 and the plug 340 is realized through the circuit, the follow-up contact test is convenient, and therefore, the connection of a data line is not needed in the test process, and the connection can be realized by directly contacting the contact terminal 324 with a probe.
The bottom shell 321 is provided with a plurality of positioning pins 321a, the plugging base 310 is provided with positioning holes 312 corresponding to the positioning pins 321a, the diameter size of the positioning holes 312 is larger than that of the positioning pins 321a, a plurality of groups of the positioning holes 312 are matched with the positioning pins 321a for positioning, the position of the plugging module 320 is ensured to be limited, a certain gap is formed between the diameter sizes of the positioning holes 312 and the positioning pins 321a, so that a floating space can be formed, and a floating space is further formed in the jacking process.
The jacking structure is added, the plugging device 300 is jacked in the plugging process, the installation position of the plugging device 300 has a certain floating space, so that the power supply can be conveniently plugged in the jacking process, the plugging precision and the plugging efficiency are improved, compared with the traditional plugging precision, the plugging device is higher in stability and precision, and the working efficiency of the whole test line is improved. Specifically, the rack 100, the jacking device 200 arranged on the rack 100 and the inserting device 300 arranged on the rack 100 and positioned on the upper side of the jacking device 200 are arranged; the whole structure is simple, the lifting and the inserting are matched, and the use is convenient.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a floating power grafting structure of high accuracy which characterized in that: comprises a placing frame, a jacking device arranged on the placing frame and an inserting device arranged on the placing frame and positioned at the upper side of the jacking device;
the plug device comprises a plug base, at least one group of plug modules arranged on the plug base, and a first fixing groove positioned on one side of each plug module and used for fixing a power supply; the inserting module is provided with an inserting head towards the first fixed groove; the jacking device comprises a jacking cylinder arranged on the placing frame, a jacking plate arranged at the driving end of the jacking cylinder and a plurality of groups of thimbles arranged on the jacking plate, the splicing base is provided with jacking holes corresponding to the thimbles, the jacking holes are opposite to the thimbles, and the jacking holes are communicated with the splicing modules;
the jacking cylinder drives the jacking plate to drive the ejector pin to jack the plugging module, so that the plugging module floats, and the ejector pin is an elastic ejector pin.
2. A high precision floating power plug structure as claimed in claim 1, wherein: the rack comprises a rotary driving module, a rotary frame arranged on the rotary driving module, and a conveying module arranged on the rotary frame.
3. A high precision floating power plug structure as claimed in claim 2, wherein: the rotary driving module comprises a rotary base, a divider arranged on the rotary base and a rotary driving motor arranged on the rotary base and in driving connection with the divider.
4. A high accuracy floating power plug structure as claimed in claim 3, wherein: the rotating frame is arranged at the driving end of the divider and comprises a connecting plate, baffles arranged on the connecting plate and end plates arranged at the head end and the tail end of the baffles, and the conveying module is arranged on the end plates.
5. A high accuracy floating power plug structure as claimed in claim 4, wherein: the conveying module comprises a conveying motor arranged on an end plate, a driving wheel in driving connection with the conveying motor, a driven wheel arranged on the end plate and a conveying belt transmitted between the driven wheel and the driving wheel.
6. A high precision floating power plug structure as claimed in claim 1, wherein: the surface of the inserting base is uniformly provided with a plurality of groups of second fixing grooves, the second fixing grooves of each group are provided with placing frames, and the placing frames of each group are provided with inserting modules correspondingly.
7. A high accuracy floating power plug structure as claimed in claim 6, wherein: the plug-in module comprises a bottom shell, a PCB (printed circuit board) arranged on the bottom shell, an upper shell for fixing the PCB on the bottom shell, a contact terminal arranged on the upper shell and connected with the PCB, and a connecting screw which penetrates through the upper shell, the PCB and the bottom shell and is connected with the plug-in base, wherein a fixed shaft is sleeved on the outer diameter of the connecting screw and penetrates through the upper shell, the PCB and the bottom shell.
8. A high accuracy floating power plug structure as claimed in claim 7, wherein: the plug connector is connected with the PCB, and the PCB is provided with a plurality of circuits for connecting the contact terminal with the plug connector.
9. A high precision floating power plug structure as claimed in claim 8, wherein: the bottom shell is provided with a plurality of positioning pins, the inserting base is provided with positioning holes corresponding to the positioning pins, and the diameter size of each positioning hole is larger than that of each positioning pin.
10. A high precision floating power plug structure as claimed in claim 9, wherein: one side of the bottom shell, which is close to the plug connector, is provided with a lower limiting table, and the upper shell is provided with an upper limiting table corresponding to the lower limiting table.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011105572.8A CN112134084B (en) | 2020-10-15 | 2020-10-15 | High-precision floating type power supply plug structure |
| PCT/CN2021/070405 WO2022077786A1 (en) | 2020-10-15 | 2021-01-06 | High-precision floating power plug-connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011105572.8A CN112134084B (en) | 2020-10-15 | 2020-10-15 | High-precision floating type power supply plug structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112134084A CN112134084A (en) | 2020-12-25 |
| CN112134084B true CN112134084B (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011105572.8A Active CN112134084B (en) | 2020-10-15 | 2020-10-15 | High-precision floating type power supply plug structure |
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| Country | Link |
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| CN (1) | CN112134084B (en) |
| WO (1) | WO2022077786A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134084B (en) * | 2020-10-15 | 2021-08-13 | 东莞市冠佳电子设备有限公司 | High-precision floating type power supply plug structure |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9138586B2 (en) * | 2012-01-27 | 2015-09-22 | Greatbatch Ltd. | Contact block using spherical electrical contacts for electrically contacting implantable leads |
| CN106992399B (en) * | 2017-03-28 | 2019-05-17 | 福建捷联电子有限公司 | A kind of signaling interface autopatching device |
| CN207289877U (en) * | 2017-08-18 | 2018-05-01 | 珠海市运泰利自动化设备有限公司 | A kind of compound positioning module of high accuracy |
| CN208614170U (en) * | 2018-07-04 | 2019-03-19 | 常州星宇车灯股份有限公司 | A kind of carrier revolution jacking positioning device |
| CN109546447A (en) * | 2018-12-29 | 2019-03-29 | 京信通信***（中国）有限公司 | Connector test structure |
| KR101999521B1 (en) * | 2019-01-17 | 2019-07-12 | 위드시스템 주식회사 | pin breakage prevention type multi contact socket |
| CN211236167U (en) * | 2019-09-06 | 2020-08-11 | 东莞市冠佳电子设备有限公司 | Improved generation power aging testing tool |
| CN210607850U (en) * | 2019-09-06 | 2020-05-22 | 东莞市冠佳电子设备有限公司 | Excessive insertion protection structure for connector strip |
| CN210607703U (en) * | 2019-09-06 | 2020-05-22 | 东莞市冠佳电子设备有限公司 | Plug-in device with elastic floating structure |
| CN211236166U (en) * | 2019-09-06 | 2020-08-11 | 东莞市冠佳电子设备有限公司 | Multifunctional jig for power supply testing |
| CN210968636U (en) * | 2019-09-06 | 2020-07-10 | 东莞市冠佳电子设备有限公司 | Locking clamp based on jacking positioning structure |
| CN112134084B (en) * | 2020-10-15 | 2021-08-13 | 东莞市冠佳电子设备有限公司 | High-precision floating type power supply plug structure |
-
2020
- 2020-10-15 CN CN202011105572.8A patent/CN112134084B/en active Active
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2021
- 2021-01-06 WO PCT/CN2021/070405 patent/WO2022077786A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022077786A1 (en) | 2022-04-21 |
| CN112134084A (en) | 2020-12-25 |
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Application publication date: 20201225 Assignee: Dongguan Guanjia Software Technology Co.,Ltd. Assignor: DONGGUAN GUAN JIA ELECTRONIC EQUIPMENT Co.,Ltd. Contract record no.: X2021440000127 Denomination of invention: A high precision floating power plug in structure License type: Common License Record date: 20210629 |
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Address after: Room 103, Building 12, No. 6 East Second Lane, Xiegang Square Middle Road, Xiegang Town, Dongguan City, Guangdong Province, 523000 Patentee after: Guanjia Technology Co.,Ltd. Country or region after: China Address before: No.7 Putian Road, puLong Industrial Zone, Puxin lake, Tangxia Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN GUAN JIA ELECTRONIC EQUIPMENT Co.,Ltd. Country or region before: China |
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