CN110970767B - Emergency protection device for power supply extension socket - Google Patents
Emergency protection device for power supply extension socket Download PDFInfo
- Publication number
- CN110970767B CN110970767B CN202010007166.1A CN202010007166A CN110970767B CN 110970767 B CN110970767 B CN 110970767B CN 202010007166 A CN202010007166 A CN 202010007166A CN 110970767 B CN110970767 B CN 110970767B
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- end wall
- block
- cavity
- threaded
- chamber
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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
- H01R13/633—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 disengagement only
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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
- H01R13/66—Structural association with built-in electrical component
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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
- H01R13/66—Structural association with built-in electrical component
- H01R13/6608—Structural association with built-in electrical component with built-in single component
- H01R13/6633—Structural association with built-in electrical component with built-in single component with inductive component, e.g. transformer
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses an emergency protection device for power supply extension sockets, which comprises a protection block, wherein a containing cavity is arranged in the protection block, a rotating shaft with the right end penetrating through the right end wall of the containing cavity is rotatably arranged on the left end wall of the containing cavity, a placing cavity with an upward opening is arranged in the upper end surface of the protection block, two positioning mechanisms are arranged on the rotating shaft in the containing cavity, and each positioning mechanism comprises a threaded sleeve fixedly arranged on the rotating shaft in the containing cavity.
Description
Technical Field
The invention relates to the field of power utilization emergency protection, in particular to an emergency protection device for a power supply extension socket.
Background
The extension socket is the multi-position socket with wire promptly, the popular name is wiring board, the extension socket, the more than one power plug can be connected to the extension socket of academic or vocational study electric wire extension subassembly or extension line socket, both saved the space and saved the circuit, by wide use, and the extension socket is in the use, if insert more powerful electrical apparatus or insert more electrical apparatus, can give off a large amount of heats, both can influence the life who arranges to insert, also probably make the extension burning when serious, cause the conflagration, there is the potential safety hazard.
Disclosure of Invention
The invention aims to provide an emergency protection device for a power supply extension socket, which overcomes the problems of potential safety hazards caused by overheating during the operation of the extension socket and the like.
The invention is realized by the following technical scheme.
The emergency protection device for the power supply extension socket comprises a protection block, wherein a containing cavity is arranged in the protection block, a rotating shaft with the right end penetrating through the right end wall of the containing cavity is rotatably arranged on the left end wall of the containing cavity, and a placing cavity with an upward opening is arranged in the upper end face of the protection block;
the rotating shaft in the containing cavity is provided with two positioning mechanisms, each positioning mechanism comprises a threaded sleeve fixedly arranged on the rotating shaft in the containing cavity, a threaded block is meshed with the threaded sleeve in a threaded manner, the threaded block is slidably connected with the containing cavity, the threads on the two threaded sleeves are opposite, the threaded sleeve can be driven to rotate when the rotating shaft rotates, and the two threaded blocks can be close to or far away from each other through the threaded connection between the threaded sleeve and the threaded block;
the protection block is used as a center, two detection mechanisms are symmetrically arranged on the left and right sides, each detection mechanism comprises a top rod, a heat conduction plate is fixedly arranged at the right end of each top rod, the socket is placed in the placement cavity, and the heat conduction plates can rise along with the temperature of the socket after the temperature of the socket rises;
the protection device is characterized in that two protection mechanisms are symmetrically arranged in the left end wall and the right end wall of the placing cavity, each protection mechanism comprises a blowing cavity, a fan blade group is arranged in each blowing cavity, a controller is fixedly arranged on the upper end face of each protection block, a telescopic rod is controlled in each controller, a clamping block is fixedly arranged at the upper end of each telescopic rod and used for clamping electric wires, and the fan blade groups can rotate to blow and cool the extension socket.
Preferably, a rotating block is fixedly arranged at the right end of the rotating shaft, a moving groove with an upward opening is formed in the lower end wall of the placing cavity, two moving blocks are symmetrically arranged in the moving groove in a sliding mode, a moving spring is fixedly arranged between the moving blocks and the end wall of the moving groove, a moving rod with the upper end located in the placing cavity is fixedly arranged on the upper end face of each moving block, and a clamping plate penetrating through the upper end wall of the placing cavity is fixedly arranged on the upper end of each moving rod.
Preferably, positioning mechanism still include with thread piece fixed connection's bracing piece, bracing piece one end is located external space, in the external space the fixed pole that accomodates that is equipped with of bracing piece up end, be equipped with opening guide way up in the pole up end of accomodating, the fixed electro-magnet that is equipped with of wall under the guide way, the fixed guide spring that is equipped with of electro-magnet up end, the fixed guide spring upper end be equipped with guide way sliding connection's iron plate, the fixed upper end that is equipped with in iron plate upper end runs through the guide bar of guide way upper end wall, the top pole is fixed to be set up the guide bar upper end.
Preferably, detection mechanism still include with the heat-conducting plate is kept away from place the terminal surface fixed connection's of chamber delay sensor, the delay sensor downside be equipped with the heat-conducting plate is kept away from place the terminal surface fixed connection's of chamber temperature sensor, temperature sensor with delay sensor is connected through the data line.
Preferably, protection mechanism still including inlaying and establishing blow the chamber and keep away from place the filter screen in the end wall in chamber, it is close to blow the chamber fixed being equipped with the motor on the end wall of placing the chamber, motor control has the motor shaft, fan blade group is fixed to be set up on the motor shaft, it is close to blow the chamber be equipped with the opening court in the end wall of placing the chamber blow the exhaust chamber in chamber, exhaust chamber upper end wall inlays and is equipped with the blast pipe, the blast pipe upper end is located external space and installs the folding tube.
Preferably, the folding tube can be twisted, and the latch is made of an elastic material.
The invention has the beneficial effects that: the invention can detect the temperature of the power supply extension socket, can reduce the temperature through blowing when the power supply extension socket is hot, ensures the normal use of the extension socket, can pull out the plug from the extension socket when the power supply extension socket is overheated, protects the extension socket from being burnt, thereby ensuring the safe power utilization.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the embodiment of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 1;
FIG. 4 is a schematic view of the embodiment of the present invention in the direction D-D in FIG. 1;
FIG. 5 is a schematic view of the embodiment of the present invention in the direction of C-C in FIG. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The emergency protection device for power supply extension socket described in conjunction with fig. 1-5 comprises a protection block 10, wherein a containing cavity 11 is arranged in the protection block 10, a rotating shaft 54 with the right end penetrating through the right end wall of the containing cavity 11 is rotatably arranged on the left end wall of the containing cavity 11, and a placing cavity 42 with an upward opening is arranged in the upper end surface of the protection block 10;
two positioning mechanisms 70 are arranged on the rotating shaft 54 in the accommodating cavity 11, each positioning mechanism 70 comprises a threaded sleeve 12 fixedly arranged on the rotating shaft 54 in the accommodating cavity 11, a threaded block 14 is engaged with the threaded sleeve 12 in a threaded manner, the threaded block 14 is slidably connected with the accommodating cavity 11, the threads on the two threaded sleeves 12 are opposite, the rotating shaft 54 can drive the threaded sleeves 12 to rotate when rotating, and the two threaded blocks 14 can be close to or far away from each other through the threaded connection between the threaded sleeves 12 and the threaded blocks 14;
two detection mechanisms 71 are symmetrically arranged left and right by taking the protection block 10 as a center, each detection mechanism 71 comprises a top rod 23, a heat conduction plate 36 is fixedly arranged at the right end of each top rod 23, the row plug is placed in the placement cavity 42, and the heat conduction plates 36 can rise along with the temperature of the row plug after the temperature of the row plug rises;
two protection mechanisms 72 are symmetrically arranged in the left end wall and the right end wall of the placing cavity 42, each protection mechanism 72 comprises an air blowing cavity 48, a fan blade group 51 is arranged in each air blowing cavity 48, a controller 30 is fixedly arranged on the upper end face of each protection block 10, an expansion rod 33 is controlled in each controller 30, a clamping block 34 is fixedly arranged at the upper end of each expansion rod 33, each clamping block 34 is used for clamping an electric wire, and the fan blade groups 51 rotate to blow air and cool the extension plugs.
Beneficially, a rotating block 53 is fixedly arranged at the right end of the rotating shaft 54, a moving groove 43 with an upward opening is arranged in the lower end wall of the placing cavity 42, two moving blocks 13 are arranged in the moving groove 43 in a sliding manner, the moving springs 39 are fixedly arranged between the moving blocks 13 and the end wall of the moving groove 43, a moving rod 40 with an upper end located in the placing cavity 42 is fixedly arranged on the upper end surface of the moving block 13, and a clamping plate 41 penetrating through the upper end wall of the placing cavity 42 is fixedly arranged on the upper end of the moving rod 40.
Beneficially, the positioning mechanism 70 further includes a supporting rod 16 fixedly connected to the thread block 14, one end of the supporting rod 16 is located in an external space, a receiving rod 18 is fixedly disposed on an upper end face of the supporting rod 16 in the external space, a guide groove 19 with an upward opening is disposed in an upper end face of the receiving rod 18, an electromagnet 17 is fixedly disposed on a lower end wall of the guide groove 19, a guide spring 20 is fixedly disposed on an upper end face of the electromagnet 17, an iron block 21 slidably connected to the guide groove 19 is fixedly disposed on an upper end of the guide spring 20, a guide rod 22 with an upper end penetrating through an upper end wall of the guide groove 19 is fixedly disposed on an upper end of the iron block 21, and the top rod 23 is fixedly disposed on an upper end of the guide rod 22.
Advantageously, the detection mechanism 71 further comprises a time delay sensor 35 fixedly connected to the end surface of the heat conducting plate 36 far away from the placing cavity 42, a temperature sensor 31 fixedly connected to the end surface of the heat conducting plate 36 far away from the placing cavity 42 is arranged on the lower side of the time delay sensor 35, and the temperature sensor 31 and the time delay sensor 35 are connected through a data line 32.
Beneficially, the protection mechanism 72 further includes a filter screen 49 embedded in the end wall of the blowing cavity 48 far from the placing cavity 42, the blowing cavity 48 near the end wall of the placing cavity 42 is fixedly provided with a motor 44, the motor 44 controls a motor shaft 50, the fan blade set 51 is fixedly provided on the motor shaft 50, the blowing cavity 48 near the end wall of the placing cavity 42 is provided with an exhaust cavity 45 with an opening facing the blowing cavity 48, an exhaust pipe 46 is embedded in the upper end wall of the exhaust cavity 45, and the upper end of the exhaust pipe 46 is located in the external space and is provided with a folding pipe 47.
Advantageously, the folding tube 47 can be twisted, and the latch 34 is made of an elastic material.
In the initial state, the moving spring 39 is in the normal state, and the guide spring 20 is in the relaxed state.
Manually pushing the two clamping plates 41 to enable the two clamping plates 41 to be far away from each other, compressing the movable spring 39, placing the extension socket into the placing cavity 42, enabling the upper end of the extension socket to be located on the upper side of the upper end of the clamping plate 41, and enabling the two movable springs 39 to reset to drive the two clamping plates 41 to be close to each other to clamp the extension socket;
the rotating block 53 is manually rotated to drive the rotating shaft 54 to rotate, the rotating shaft 54 drives the threaded sleeve 12 to rotate, the two threaded blocks 14 are driven to approach each other through threaded connection of the threaded sleeve 12 and the threaded block 14, the threaded block 14 drives the supporting rod 16 to move towards the accommodating cavity 11, the heat conducting plate 36 moves along with the supporting rod 16, the heat conducting plate 36 moves to the position close to the jack position on the extension socket, and the rotating block 53 stops rotating;
the electromagnet 17 is electrified to generate magnetic force, the iron block 21 is attracted to descend, the guide spring 20 is compressed, the iron block 21 drives the guide rod 22 to descend, so that the heat conducting plate 36 is driven to descend, the heat conducting plate 36 descends to be in contact with the extension socket without shielding the jack, a plug of an electric appliance needing electricity is inserted into the jack, and an electric wire is placed into the fixture block 34 to be clamped;
when the electric appliance works, the extension socket generates heat, the temperature of the heat conducting plate 36 rises along with the heat of the extension socket, the temperature sensor 31 detects the temperature of the heat conducting plate 36, when the temperature sensor 31 detects that the temperature of the heat conducting plate 36 reaches a certain value, the temperature sensor 31 enables the motor 44 and the delay sensor 35 to start, the motor 44 drives the motor shaft 50 to rotate, the motor shaft 50 drives the fan blade set 51 to rotate, the fan blade set 51 rotates, air in the external space is sucked into the air blowing cavity 48 through the filter screen 49 and blown onto the extension socket through the exhaust cavity 45, the exhaust pipe 46 and the folding pipe 47, the folding pipe 47 is twisted, air can be directed at a plug on the extension socket to cool the plug, if the temperature is cooled below a set temperature, the temperature sensor 31 detects that the temperature is normal, the motor 44 and the delay sensor 35 are controlled to be closed, if the temperature cannot be cooled to the set temperature, the delay sensor 35 receives, the controller 30 is controlled by the delay sensor 35 to work, the controller 30 controls the telescopic rod 33 to ascend, the telescopic rod 33 drives the clamping block 34 to ascend, and the plug is pulled out of the socket by pulling the electric wire.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. An emergency protection device that power supply row inserted, includes the protection block, its characterized in that: a containing cavity is arranged in the protection block, a rotating shaft with the right end penetrating through the right end wall of the containing cavity is rotatably arranged on the left end wall of the containing cavity, and a placing cavity with an upward opening is arranged in the upper end face of the protection block;
the rotating shaft in the containing cavity is provided with two positioning mechanisms, each positioning mechanism comprises a threaded sleeve fixedly arranged on the rotating shaft in the containing cavity, a threaded block is meshed with the threaded sleeve in a threaded manner, the threaded block is slidably connected with the containing cavity, the threads on the two threaded sleeves are opposite, the threaded sleeve can be driven to rotate when the rotating shaft rotates, and the two threaded blocks can be close to or far away from each other through the threaded connection between the threaded sleeve and the threaded block;
the protection block is used as a center, two detection mechanisms are symmetrically arranged on the left and right sides, each detection mechanism comprises a top rod, a heat conduction plate is fixedly arranged at the right end of each top rod, the socket is placed in the placement cavity, and the heat conduction plates can rise along with the temperature of the socket after the temperature of the socket rises;
the protection device is characterized in that two protection mechanisms are symmetrically arranged in the left end wall and the right end wall of the placing cavity, each protection mechanism comprises a blowing cavity, a fan blade group is arranged in each blowing cavity, a controller is fixedly arranged on the upper end face of each protection block, a telescopic rod is controlled in each controller, a clamping block is fixedly arranged at the upper end of each telescopic rod and used for clamping electric wires, and the fan blade groups can rotate to blow and cool the extension socket.
2. An emergency protection device for power strip according to claim 1, wherein: the movable block is characterized in that a rotating block is fixedly arranged at the right end of the rotating shaft, a moving groove with an upward opening is formed in the lower end wall of the placing cavity, two movable blocks are symmetrically arranged in the moving groove in a sliding mode, a moving spring is fixedly arranged between each movable block and the end wall of the corresponding moving groove, a movable rod with the upper end located in the placing cavity is fixedly arranged on the upper end face of each movable block, and a clamping plate penetrating through the upper end wall of the placing cavity is fixedly arranged on the upper end of each movable rod.
3. An emergency protection device for power strip according to claim 1, wherein: positioning mechanism still include with thread piece fixed connection's bracing piece, bracing piece one end is located external space, in the external space the bracing piece up end is fixed to be equipped with and to accomodate the pole, it is equipped with opening guide way up in the pole up to accomodate, the fixed electro-magnet that is equipped with of wall under the guide way, the fixed guide spring that is equipped with of electro-magnet up end, the fixed guide spring upper end be equipped with guide way sliding connection's iron plate, the fixed upper end that is equipped with in iron plate upper end runs through the guide bar of guide way upper end wall, the top pole is fixed to be set up the guide bar upper end.
4. An emergency protection device for power strip according to claim 1, wherein: the detection mechanism further comprises a time delay sensor fixedly connected with the end face of the placing cavity, which is far away from the heat conducting plate, the lower side of the time delay sensor is provided with a temperature sensor fixedly connected with the end face of the placing cavity, which is far away from the heat conducting plate, and the temperature sensor is connected with the time delay sensor through a data line.
5. An emergency protection device for power strip according to claim 1, wherein: protection mechanism still including inlaying and establishing blow the chamber and keep away from place the filter screen in the end wall in chamber, it is close to blow the chamber fixed being equipped with the motor on the end wall of placing the chamber, motor control has the motor shaft, fan blade group is fixed to be set up on the motor shaft, it is close to blow the chamber be equipped with the opening court in the end wall of placing the chamber blow the exhaust chamber in chamber, exhaust chamber upper end wall inlays and is equipped with the blast pipe, the blast pipe upper end is located external space and installs folding pipe.
6. An emergency protection device for power strip according to claim 5, wherein: the folding tube can be twisted, and the clamping blocks are made of elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010007166.1A CN110970767B (en) | 2020-01-03 | 2020-01-03 | Emergency protection device for power supply extension socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010007166.1A CN110970767B (en) | 2020-01-03 | 2020-01-03 | Emergency protection device for power supply extension socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110970767A CN110970767A (en) | 2020-04-07 |
| CN110970767B true CN110970767B (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010007166.1A Active CN110970767B (en) | 2020-01-03 | 2020-01-03 | Emergency protection device for power supply extension socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110970767B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7154402B2 (en) * | 2004-01-29 | 2006-12-26 | Michael Dayoub | Power strip with smoke detection auto-shutoff |
| CN204289926U (en) * | 2014-12-23 | 2015-04-22 | 金乡县金地电力有限责任公司 | A kind of heat radiation insert row |
| JP6176304B2 (en) * | 2015-10-29 | 2017-08-09 | 三菱電機株式会社 | Outlet, cover plate thereof and refrigerant detection device, and environmental monitoring system including outlet or refrigerant detection device |
| CN207116792U (en) * | 2017-08-22 | 2018-03-16 | 河南城建学院 | A kind of electrical engineering electric energy reading socket device |
| CN207801089U (en) * | 2017-11-20 | 2018-08-31 | 惠州市惠和祥泰电子有限公司 | Integral type socket inflaming retarding shell |
| CN208401173U (en) * | 2018-06-29 | 2019-01-18 | 沈倩芳 | One kind having intelligent protection structure socket |
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2020
- 2020-01-03 CN CN202010007166.1A patent/CN110970767B/en active Active
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| CN110970767A (en) | 2020-04-07 |
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Effective date of registration: 20210408 Address after: 325608 No. 15 Lane 428 Xinfeng Road, Hongqiao Town, Yueqing, Wenzhou, Zhejiang Applicant after: Hu Haiming Address before: 315000 No.17, Gangxi Road, xiashen village, Xizhou Town, Xiangshan County, Ningbo City, Zhejiang Province Applicant before: Xiangshan Royal Electronics Technology Co.,Ltd. |
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