CN111682365A - Thing networking device is with preventing mistake and pulling out socket-outlet machine plug - Google Patents
Thing networking device is with preventing mistake and pulling out socket-outlet machine plug Download PDFInfo
- Publication number
- CN111682365A CN111682365A CN202010571581.XA CN202010571581A CN111682365A CN 111682365 A CN111682365 A CN 111682365A CN 202010571581 A CN202010571581 A CN 202010571581A CN 111682365 A CN111682365 A CN 111682365A
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- China
- Prior art keywords
- socket
- block
- plug
- fixedly connected
- magnetic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
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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
- H01R13/6205—Two-part coupling devices held in engagement by a magnet
-
- 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
-
- 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
- H01R13/62933—Comprising exclusively pivoting lever
-
- 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
- H01R13/62933—Comprising exclusively pivoting lever
- H01R13/62944—Pivoting lever comprising gear teeth
-
- 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
- H01R13/64—Means for preventing incorrect coupling
- H01R13/642—Means for preventing incorrect coupling by position or shape of contact members
-
- 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
- H01R2201/04—Connectors or connections adapted for particular applications for network, e.g. LAN connectors
Abstract
The utility model provides a thing networking device is with preventing mistake plug of socket machine, relates to the relevant equipment technical field of thing networking, including the socket, the equal fixedly connected with spring one of the both sides inner wall of socket bottom, the inboard fixedly connected with ratch of spring one, the middle part fixedly connected with magnetic path one of ratch, the inner wall swing joint of socket bottom have with ratch swing joint's gear, the top fixedly connected with of gear and the inner wall swing joint's of socket bull stick. This thing networking device is with preventing mistake plug socket machine plug, use through the cooperation of kicking block and fixture block, when the plug inserts in the socket, at this moment the kicking block rebound under the effect of bull stick, remove the movable block of both sides to both sides, make the fixture block stretch out to both sides to make fixture block and draw-in groove 17 joint, effectively restrict the removal of plug, thereby reached the effect that prevents the plug mistake and extract, guaranteed the stable use of thing networking device, the service life of equipment is prolonged, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of Internet of things related equipment, in particular to an anti-misplug socket phone plug for Internet of things equipment.
Background
The internet of things is that any object or process needing monitoring, connection and interaction is collected in real time through various devices and technologies such as various information sensors, radio frequency identification technologies, global positioning systems, infrared sensors, laser scanners and the like, various required information such as sound, light, heat, electricity, mechanics, chemistry, biology, positions and the like is collected, ubiquitous connection of objects and objects, and ubiquitous connection of objects and people are realized through various possible network accesses, and intelligent sensing, identification and management of the objects and the processes are realized.
Present thing networking equipment makes mostly to realize its function through electric power connection, electric power connects electric power plug and the socket that just needs to correspond, present electric power socket is the plug-in type mostly, during the use, directly peg graft in the socket with electric power plug, realize the electric power intercommunication, but present electric power socket is when using, the condition that the plug drops often can appear, lead to power transmission to break off, lead to thing networking equipment to break off and use, influence the result of use, and also can cause the damage of thing networking equipment, shorten the life of equipment, and delay the production progress, and the work efficiency is reduced.
Therefore, the problem that the thing networking device solves with preventing mistake plug of socket machine is put forward, uses through the cooperation of kicking block and fixture block, has reached the effect that prevents the plug mistake and extract, has guaranteed the stable use of thing networking device, has improved the life of equipment, has improved production efficiency, uses through the cooperation of electromagnet and magnetic sheet, has reached the effect of being convenient for extract, has realized the repeatable plug of plug, has improved the practicality.
Disclosure of Invention
The invention adopts the following technical scheme for realizing the technical purpose: a plug of an anti-misplug socket machine for Internet of things equipment comprises a socket, wherein the inner walls of two sides of the bottom of the socket are fixedly connected with a first spring, the inner side of the first spring is fixedly connected with a toothed bar, the middle part of the toothed bar is fixedly connected with a first magnetic block, the inner wall of the bottom of the socket is movably connected with a gear movably connected with the toothed bar, the top of the gear is fixedly connected with a rotating bar movably connected with the inner wall of the socket, the outer side of the rotating bar is provided with uniformly distributed rotating grooves, the outer side of the rotating bar is sleeved with a top block, the inner side of the top block is fixedly connected with a limiting block inserted into the rotating grooves, the inner wall of the socket is movably connected with a movable block movably connected with the top of the top block, the middle part of the movable block is fixedly connected with an electromagnet, the outer side of the movable block is fixedly connected with, plugs are inserted into two sides of the socket, a second magnetic block is fixedly connected to the inner wall of the bottom of each plug, and a clamping groove is formed in the top of the inner side of each plug.
The invention has the following beneficial effects:
1. this thing networking device is with preventing mistake plug socket machine plug, use through the cooperation of kicking block and fixture block, when the plug inserts in the socket, at this moment the kicking block rebound under the effect of bull stick, remove the movable block of both sides to both sides, make the fixture block stretch out to both sides to make fixture block and draw-in groove 17 joint, effectively restrict the removal of plug, thereby reached the effect that prevents the plug mistake and extract, guaranteed the stable use of thing networking device, the service life of equipment is prolonged, and the production efficiency is improved.
2. This thing networking device is with preventing mistake plug-in socket plug, use through the cooperation of electromagnet and magnetic sheet, when the plug need be extracted, the circuit of intercommunication electromagnet makes the electromagnet produce magnetism, and the magnetic sheet can be in the magnetism of electromagnet and inhale the inboard shrink under the effect mutually, drives the fixture block and to the inboard shrink, compresses spring two to make the plug no longer with socket relatively fixed, thereby reached the effect of being convenient for extract, realized the repeatable plug of plug, improved the practicality.
Further, the socket is made of hard high-strength materials and does not have conductivity and magnetic conductivity, the first spring is a compression spring, and the diameter of the first spring is smaller than the width of the rack rod.
Further, the toothed bar is made of a hard high-strength material, a tooth groove matched with the gear is formed in the inner side of the toothed bar, the magnetism of the outer side of the first magnetic block is the same as that of the inner side of the second magnetic block, and the first magnetic block is made of a rubidium magnet material.
Furthermore, the gear is made of hard high-strength materials and does not have conductivity and magnetic conductivity, the rotating rod is made of hard high-strength materials and is cylindrical, the rotating groove is spiral, and the depth of the rotating groove is smaller than the radius of the rotating rod.
Furthermore, the ejector block is made of hard high-strength materials, the top of the ejector block is conical, the limiting block is made of hard high-strength materials, the movable block is made of hard high-strength materials, and the inner side of the movable block is provided with a chute matched with the top of the ejector block.
Further, the magnetism outside the electromagnet is the same with the magnetism of magnetic sheet inboard and the size of electromagnet is less than the size of movable block, the material of fixture block is stereoplasm high strength material and the fixture block does not have electric conductivity and magnetic conductivity, the material of magnetic sheet is rubidium magnet material and the size of magnetic sheet is less than the size of fixture block.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged partial view of portion A of FIG. 1; (ii) a
FIG. 3 is a partial enlarged view of the portion B in FIG. 1 according to the present invention
FIG. 4 is a schematic diagram of a clamping structure of the clamping block of the present invention;
FIG. 5 is an enlarged partial view of the portion C of FIG. 4 according to the present invention;
FIG. 6 is an enlarged partial view of the portion D in FIG. 4 according to the present invention.
In the figure: 1. a socket; 2. a first spring; 3. a rack bar; 4. a first magnetic block; 5. a gear; 6. a rotating rod; 7. Rotating the groove; 8. a top block; 9. a limiting block; 10. a movable block; 11. an electromagnet; 12. a second spring; 13. a clamping block; 14. a magnetic plate; 15. a plug; 16. a second magnetic block; 17. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an anti-unplugging plug for internet of things equipment comprises a socket 1, the socket 1 plays a role in fixing each component, the socket 1 is made of a hard high-strength material, the socket 1 does not have conductivity and magnetic conductivity, a spring I2 is a compression spring, the diameter of the spring I2 is smaller than the width of a toothed bar 3, the inner walls of the two sides of the bottom of the socket 1 are fixedly connected with the spring I2, the spring I2 plays a role in contracting the toothed bar 3 to two sides, the inner side of the spring I2 is fixedly connected with the toothed bar 3, the toothed bar 3 plays a role in transmission, the toothed bar 3 is made of the hard high-strength material, the inner side of the toothed bar 3 is provided with a tooth groove matched with a gear 5, the magnetism of the outer side of a magnetic block I4 is the same as the magnetism of the inner side of a magnetic block II 16, the material of the magnetic block I4 is made of a, the first magnetic block 4 plays a role in magnetic transmission.
The inner wall of the bottom of the socket 1 is movably connected with a gear 5 movably connected with a toothed bar 3, the gear 5 plays a role in transmission, the gear 5 is made of hard high-strength material, the gear 5 does not have conductivity and magnetic conductivity, the rotating bar 6 is made of hard high-strength material, the rotating bar 6 is cylindrical, the rotating groove 7 is spiral and the depth of the rotating groove 7 is smaller than the radius of the rotating bar 6, the top of the gear 5 is fixedly connected with the rotating bar 6 movably connected with the inner wall of the socket 1, the rotating bar 6 plays a role in transmission, the rotating groove 7 is uniformly distributed on the outer side of the rotating bar 6, the rotating groove 7 plays a role in transmission, the outer side of the rotating bar 6 is sleeved with a top block 8, the top block 8 plays a role in extruding a movable block 10 to two sides, the top block 8 is made of hard high-strength material, the top block 8 is conical, and the limiting block 9 is made of hard high-strength material, the material of movable block 10 is stereoplasm high strength material and the inboard of movable block 10 offer with the chute of 8 top looks adaptations of kicking block, the inboard fixedly connected with of kicking block 8 and the stopper 9 of 7 grafting of rotary groove, stopper 9 plays driven effect.
The inner wall of the socket 1 is movably connected with a movable block 10 movably connected with the top of the jacking block 8, the movable block 10 plays a role in transmission, the middle part of the movable block 10 is fixedly connected with an electromagnet 11, the electromagnet 11 plays a role in magnetic transmission, the magnetism of the outer side of the electromagnet 11 is the same as that of the inner side of a magnetic plate 14, the size of the electromagnet 11 is smaller than that of the movable block 10, the material of a fixture block 13 is a hard high-strength material, the fixture block 13 does not have conductivity and magnetic conductivity, the material of the magnetic plate 14 is a rubidium magnet material, the size of the magnetic plate 14 is smaller than that of the fixture block 13, the outer side of the movable block 10 is fixedly connected with a second spring 12, the second spring 12 plays a role in outwards ejecting the fixture block 13, the outer side of the second spring 12 is fixedly connected with the fixture block 13 movably connected with the inner wall of the socket 1, the fixture block 13 plays a role in relatively fixing, magnetic sheet 14 plays the driven effect of magnetism, and socket 1's both sides are all pegged graft and are had plug 15, and plug 15 plays the effect of fixed each part, and plug 15's bottom inner wall fixedly connected with magnetic block two 16, and magnetic block two 16 play driven effect, and draw-in groove 17 has been seted up at the top of plug 15 inboard, and draw-in groove 17 plays the effect that restriction plug 15 removed.
The working principle is as follows: as shown in fig. 1 in an initial state, at this time, the clamping block 13 is not clamped with the clamping groove 17, the rack bar 3 contracts to two sides under the action of the first spring 2, the top block 8 is also positioned at the bottommost part, meanwhile, the inner side of the movable block 10 is attached to the top of the top block 8, the clamping block 13 contracts into the socket 1, and at this time, the electromagnet 11 is not electrified, so that magnetism is not generated;
after the plug 15 is inserted into the socket 1, as shown in fig. 4, at this time, the rack bar 3 moves towards the middle under the magnetic repulsion acting force of the first magnetic block 4 and the second magnetic block 16, and drives the gear 5 to rotate, the gear 5 drives the rotating rod 6 to rotate, the rotating rod 6 drives the ejector block 8 to move upwards through the rotating groove 7 and the limiting block 9, at this time, the ejector block 8 can squeeze the movable block 10 towards two sides, so that the movable block 10 is contracted into the socket 1, and the clamping block 13 extends towards two sides through the transmission of the second spring 12, so that the clamping block 13 is clamped with the clamping groove 17, the socket 1 and the plug 15 are relatively fixed together, and the erroneous extraction is effectively prevented;
when the plug 15 needs to be pulled out, the circuit of the electromagnet 11 is started firstly, the electromagnet 11 generates magnetism, the magnetic plate 14 drives the clamping block 13 to retract into the socket 1 together after receiving the action force of the magnetic attraction of the electromagnet 11, at this time, the clamping block 13 is not clamped with the clamping groove 17 any more, and the plug 15 can move freely, so that the plugging and the unplugging are convenient, and the practicability is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a thing networking device is with preventing mistake and pulls out socket-phone plug, includes socket (1), its characterized in that: the inner walls of two sides of the bottom of the socket (1) are fixedly connected with a first spring (2), the inner side of the first spring (2) is fixedly connected with a toothed bar (3), the middle part of the toothed bar (3) is fixedly connected with a first magnetic block (4), the inner wall of the bottom of the socket (1) is movably connected with a gear (5) movably connected with the toothed bar (3), the top of the gear (5) is fixedly connected with a rotating bar (6) movably connected with the inner wall of the socket (1), the outer side of the rotating bar (6) is provided with uniformly distributed rotating grooves (7), the outer side of the rotating bar (6) is sleeved with a top block (8), the inner side of the top block (8) is fixedly connected with a limiting block (9) inserted with the rotating grooves (7), the inner wall of the socket (1) is movably connected with a movable block (10) movably connected with the top of the top block (8), the middle part of the movable block (10) is fixedly connected with an electromagnet (11), the outer side of the second spring (12) is fixedly connected with a clamping block (13) movably connected with the inner wall of the socket (1), the middle of the clamping block (13) is fixedly connected with a magnetic plate (14), plugs (15) are inserted into two sides of the socket (1), the inner wall of the bottom of each plug (15) is fixedly connected with a second magnetic block (16), and the top of the inner side of each plug (15) is provided with a clamping groove (17).
2. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the socket (1) is made of hard high-strength materials, and the socket (1) does not have conductivity and magnetic permeability.
3. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the first spring (2) is a compression spring, and the diameter of the first spring (2) is smaller than the width of the toothed bar (3).
4. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the toothed bar (3) is made of hard high-strength material, and tooth grooves matched with the gears (5) are formed in the inner side of the toothed bar (3).
5. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the magnetism of the outer side of the first magnetic block (4) is the same as that of the inner side of the second magnetic block (16), and the first magnetic block (4) is made of rubidium magnet material.
6. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the material of gear (5) is stereoplasm high strength material and gear (5) do not have electric conductivity and magnetic permeability, the material of bull stick (6) is stereoplasm high strength material and the shape of bull stick (6) is cylindric, the shape of revolving groove (7) is the heliciform and the degree of depth of revolving groove (7) is less than the radius of bull stick (6).
7. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the material of kicking block (8) is stereoplasm high strength material and the shape at kicking block (8) top is coniform, the material of stopper (9) is stereoplasm high strength material, the chute of seting up with kicking block (8) top looks adaptation is for the inboard of stereoplasm high strength material and movable block (10) to the material of movable block (10).
8. The Internet of things equipment misplug prevention plug of the socket machine as claimed in claim 1, wherein the plug comprises: the magnetism of the outer side of the electromagnet (11) is the same as that of the inner side of the magnetic plate (14), the size of the electromagnet (11) is smaller than that of the movable block (10), the clamping block (13) is made of a hard high-strength material, the clamping block (13) does not have conductivity and magnetic conductivity, the magnetic plate (14) is made of a rubidium magnet material, and the size of the magnetic plate (14) is smaller than that of the clamping block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571581.XA CN111682365A (en) | 2020-06-22 | 2020-06-22 | Thing networking device is with preventing mistake and pulling out socket-outlet machine plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010571581.XA CN111682365A (en) | 2020-06-22 | 2020-06-22 | Thing networking device is with preventing mistake and pulling out socket-outlet machine plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111682365A true CN111682365A (en) | 2020-09-18 |
Family
ID=72456022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010571581.XA Withdrawn CN111682365A (en) | 2020-06-22 | 2020-06-22 | Thing networking device is with preventing mistake and pulling out socket-outlet machine plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111682365A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448232A (en) * | 2020-10-29 | 2021-03-05 | 张旭 | Data line anti-drop safety charging equipment for radio frequency identification payment |
| CN112531401A (en) * | 2020-11-30 | 2021-03-19 | 杜存瑞 | Plug-pull assembly capable of absorbing through magnetic attraction for information system integration service |
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| CN108054581A (en) * | 2017-12-18 | 2018-05-18 | 陈佳佳 | A kind of novel electric appliance equipment Power Supply Assembly |
| CN109980399A (en) * | 2019-05-06 | 2019-07-05 | 天台卫冕智能科技有限公司 | A kind of intelligent instrumentation data-bus connector |
| CN110932015A (en) * | 2019-12-18 | 2020-03-27 | 湖南工业大学 | Air conditioner is socket for power convenient to plug and pull out and prevent mistake and pull out |
| CN110994263A (en) * | 2019-12-18 | 2020-04-10 | 郑贤会 | Self-locking socket and plug based on capacitance change |
| CN110994241A (en) * | 2019-12-17 | 2020-04-10 | 林小帅 | Intelligent household safety socket |
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2020
- 2020-06-22 CN CN202010571581.XA patent/CN111682365A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054581A (en) * | 2017-12-18 | 2018-05-18 | 陈佳佳 | A kind of novel electric appliance equipment Power Supply Assembly |
| CN109980399A (en) * | 2019-05-06 | 2019-07-05 | 天台卫冕智能科技有限公司 | A kind of intelligent instrumentation data-bus connector |
| CN110994241A (en) * | 2019-12-17 | 2020-04-10 | 林小帅 | Intelligent household safety socket |
| CN110932015A (en) * | 2019-12-18 | 2020-03-27 | 湖南工业大学 | Air conditioner is socket for power convenient to plug and pull out and prevent mistake and pull out |
| CN110994263A (en) * | 2019-12-18 | 2020-04-10 | 郑贤会 | Self-locking socket and plug based on capacitance change |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448232A (en) * | 2020-10-29 | 2021-03-05 | 张旭 | Data line anti-drop safety charging equipment for radio frequency identification payment |
| CN112448232B (en) * | 2020-10-29 | 2022-01-28 | 深圳市吉瑞通电子有限公司 | Data line anti-drop safety charging equipment for radio frequency identification payment |
| CN112531401A (en) * | 2020-11-30 | 2021-03-19 | 杜存瑞 | Plug-pull assembly capable of absorbing through magnetic attraction for information system integration service |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200918 |