CN111585109A - Socket for non-medical entertainment equipment based on electrorheological fluid - Google Patents
Socket for non-medical entertainment equipment based on electrorheological fluid Download PDFInfo
- Publication number
- CN111585109A CN111585109A CN202010507689.2A CN202010507689A CN111585109A CN 111585109 A CN111585109 A CN 111585109A CN 202010507689 A CN202010507689 A CN 202010507689A CN 111585109 A CN111585109 A CN 111585109A
- Authority
- CN
- China
- Prior art keywords
- socket
- fixedly connected
- medical
- wall
- rubber strip
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- 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
-
- 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
- H01R13/6616—Structural association with built-in electrical component with built-in single component with resistor
-
- 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
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
- H01R13/7035—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part comprising a separated limit switch
Landscapes
- Fluid-Damping Devices (AREA)
Abstract
The utility model provides a socket for non-medical amusement equipment based on electrorheological fluids, relates to non-medical nature health information consultation technical field, including the socket, the middle part fixedly connected with evenly distributed's of socket electromagnet, the inner wall fixedly connected with evenly distributed's of socket spring, the outside fixedly connected with of spring and the inner wall swing joint's of socket movable block. This a socket for non-medical entertainment equipment based on electrorheological fluid, use through the cooperation of rubber strip and spacing groove, when the plug inserts the socket, at this moment the rubber strip can take place the inflation under the extrusion of movable block and electrorheological fluid, lead to the rubber strip earlier with the spacing groove laminating, it becomes solid-state to make the electrorheological fluid circular telegram again, the shape that makes the rubber strip is fixed, thereby make plug and socket relatively fixed, increase the stability that both peg graft, thereby the effect of preventing the mistake to extract has been reached, the steady operation of non-medical equipment has been guaranteed, the practicality and the safety of non-medical equipment have been improved.
Description
Technical Field
The invention relates to the technical field of non-medical health information consultation, in particular to a socket for non-medical entertainment equipment based on electrorheological fluid.
Background
The non-medical service is beneficial to the reasonable allocation and utilization of medical and health resources, develops the non-medical service, can promote various medical institutions at all levels to reevaluate the change and development situation of the medical and health service requirements of residents, enhances the reform power, deepens the internal reform, adapts to the requirement of the reasonable allocation of resources, determines the functions and service positioning of the residents, and adjusts the operation strategy.
Present non-medical equipment is mostly placed in the hospital, the personnel of hospital are more, including doctor, patient and family members, it is great to lead to personnel's density, but non-medical facility is power equipment mostly, need carry out power connection when using, but because personnel's density is great, personnel flow in-process, the phenomenon of colliding with often can appear, lead to tearing off non-medical equipment's power transmission joint carelessly, lead to non-medical equipment power disconnection, influence non-medical equipment's use, the practicality of non-medical equipment has been reduced, and break off power connection suddenly, the damage of non-medical equipment still can cause, use cost is increased.
Therefore, we provide a socket for non-medical entertainment equipment based on electrorheological fluid to solve the above problems, and the socket is used with the cooperation of spacing groove through the rubber strip, has reached the effect of preventing the mistake to extract, has guaranteed non-medical equipment's steady operation, has improved non-medical equipment's practicality and safety, uses through the cooperation of dielectric plate one and dielectric plate two, has reached the effect of controlling step by step, guarantees the normal operating of each part, has improved the practicality.
Disclosure of Invention
The invention adopts the following technical scheme for realizing the technical purpose: a socket for non-medical entertainment equipment based on electrorheological fluid comprises a socket, wherein the middle part of the socket is fixedly connected with electromagnets which are uniformly distributed, the inner wall of the socket is fixedly connected with springs which are uniformly distributed, the outer side of each spring is fixedly connected with a movable block which is movably connected with the inner wall of the socket, the inner wall of each movable block is fixedly connected with a magnetic block which is close to the outer side of the electromagnet, the middle part of each movable block is fixedly connected with a first dielectric plate, the outer side of each movable block is fixedly connected with a conductive block, the inner wall of the socket is fixedly connected with a rubber strip which is close to the outer side of the movable block, the inner wall of the socket is fixedly connected with a first positive plate which is close to the top of the movable block, the inner wall of the socket is fixedly connected with a first negative plate which is electrically connected with the conductive block, the inner wall of the, the middle inner wall of the socket is fixedly connected with a second resistor electrically connected with a second negative plate, the top of the socket is plugged with a plug, the inner side of the plug is provided with uniformly distributed limiting grooves, and the inner wall of the plug is fixedly connected with a second dielectric plate.
The invention has the following beneficial effects:
1. this a socket for non-medical entertainment equipment based on electrorheological fluid, use through the cooperation of rubber strip and spacing groove, when the plug inserts the socket, at this moment the rubber strip can take place the inflation under the extrusion of movable block and electrorheological fluid, lead to the rubber strip earlier with the spacing groove laminating, it becomes solid-state to make the electrorheological fluid circular telegram again, the shape that makes the rubber strip is fixed, thereby make plug and socket relatively fixed, increase the stability that both peg graft, thereby the effect of preventing the mistake to extract has been reached, the steady operation of non-medical equipment has been guaranteed, the practicality and the safety of non-medical equipment have been improved.
2. This non-medical amusement for equipment socket based on electrorheological fluids, use through the cooperation of dielectric plate one and dielectric plate two, under the initial condition, dielectric plate one reduces the relative area of positive plate one and negative plate one to minimum, at this moment the voltage through resistance one is less than the minimum access voltage of resistance one, and the relative area of positive plate two and negative plate two is big, circuit voltage is greater than the maximum access voltage of resistance two, the electromagnet is in the outage state, can not work, when dielectric plate one and dielectric plate two remove, just can change the relative area of positive plate one and negative plate one and positive plate two and negative plate two, thereby reached the effect of controlling step by step, guarantee the normal operating of each part, the practicality has been improved.
Furthermore, the socket is made of hard high-strength materials and does not have magnetic conductivity and electric conductivity, the magnetism of the outer side of the electromagnet is the same as that of the inner side of the magnetic block, the number of the electromagnets is two, the springs are compression springs, and the number of the springs is four.
Further, the movable blocks are made of hard high-strength materials, the number of the movable blocks is four, the movable blocks are cylindrical, the magnetic blocks are made of rubidium magnet materials, and the magnetic blocks are rectangular.
Furthermore, the size of the first dielectric plate is the same as that of the first positive plate, the size of the first dielectric plate is smaller than that of the socket, the conductive block is made of a material with good conductivity, and the conductive block is made of a hard high-strength material.
Further, the rubber strip is made of soft rubber materials, the rubber strip is in a cuboid shape, electrorheological fluid is movably connected to the inner side of the rubber strip, the size of the first positive plates is the same as that of the first negative plates, the number of the first positive plates is four, the first resistors are piezoresistors, and the minimum path voltage of the first resistors is smaller than the maximum circuit voltage of the first negative plates.
The second resistor is a piezoresistor, the maximum path voltage of the second resistor is greater than the minimum circuit voltage passing through the second negative plate, the plug is made of a hard high-strength material, and the plug is made of a material with good conductivity.
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;
FIG. 3 is a schematic view of the outward movement structure of the movable block according to the present invention;
FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.
In the figure: 1. a socket; 2. an electromagnet; 3. a spring; 4. a movable block; 5. a magnetic block; 6. a first dielectric plate; 7. a conductive block; 8. a rubber strip; 9. a first positive plate; 10. a first negative plate; 11. a first resistor; 12. a second positive plate; 13. a negative plate II; 14. a second resistor; 15. a plug; 16. a limiting groove; 17. and a second dielectric plate.
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. 1-4, a socket for non-medical entertainment equipment based on electrorheological fluid 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 and the socket 1 does not have magnetic permeability and electric conductivity, the magnetism of the outer side of an electromagnet 2 is the same as that of the inner side of a magnetic block 5, the number of the electromagnets 2 is two, springs 3 are compression springs and the number of the springs 3 is four, the electromagnets 2 are fixedly connected to the middle of the socket 1 and uniformly distributed, the electromagnets 2 play a role in magnetic transmission, the inner wall of the socket 1 is fixedly connected with the springs 3 which are uniformly distributed, the springs 3 play a role in contracting a movable block 4 to the inner side, the outer side of the springs 3 is fixedly connected with a movable block 4 movably connected with the inner wall of the socket 1, the movable block 4 plays a role in fixing each component and transmission, the movable block 4 is made of a hard high-strength material, the number of the movable block 4 is four The magnetic block 5 is made of a rubidium magnet material, the magnetic block 5 is rectangular, the magnetic block 5 is fixedly connected to the inner wall of the movable block 4 and the outer side close to the electromagnet 2, and the magnetic block 5 plays a role in magnetic transmission.
The middle part of the movable block 4 is fixedly connected with a dielectric plate 6, the dielectric plate 6 plays a role of changing the size of circuit voltage passing through a negative plate 10, the size of the dielectric plate 6 is the same as that of a positive plate 9, the size of the dielectric plate 6 is smaller than that of the socket 1, the material of the conductive block 7 is a material with good conductivity, the material of the conductive block 7 is a hard high-strength material, the outer side of the movable block 4 is fixedly connected with the conductive block 7, the conductive block 7 plays a role of controlling the state of electrorheological fluid, the inner wall of the socket 1 and the outer side close to the movable block 4 are fixedly connected with a rubber strip 8, the rubber strip 8 plays a role of facilitating deformation and clamping with a limiting groove 16, the material of the rubber strip 8 is a soft rubber material, the shape of the rubber strip 8 is a cuboid, the inner side of the rubber strip 8 is movably connected with electrorheological fluid, the size of the positive plate 9 is the same as that of the negative plate, resistance 11 is piezo-resistor and resistance 11's minimum path voltage is less than the maximum circuit voltage through negative plate 10, and socket 1's inner wall just is close to the top fixedly connected with positive plate 9 of movable block 4, and socket 1's inner wall just is close to the bottom fixedly connected with negative plate 10 of movable block 4, and positive plate 9 and negative plate 10 play the effect that changes through resistance 11 circuit voltage size together.
The inner wall of the socket 1 is fixedly connected with a resistor I11 electrically connected with the conductive block 7, the resistor I11 plays a role in controlling the electrical communication state of the conductive block 7, the inner wall of the left side of the socket 1 is fixedly connected with a positive plate II 12, the positive plate II 12 and the negative plate II 13 play a role in changing the voltage of the resistor II 14 together, the inner wall of the right side of the socket 1 is fixedly connected with a negative plate II 13, the inner wall of the middle part of the socket 1 is fixedly connected with a resistor II 14 electrically connected with the negative plate II 13, the resistor II 14 plays a role in controlling the point circuit communication state of the electromagnet 2, the resistor II 14 is a voltage dependent resistor, the maximum circuit voltage of the resistor II 14 is greater than the minimum circuit voltage of the negative plate II 13, the plug 15 is made of a hard high-strength material, the plug 15 is made of a material with good electrical conductivity, the plug 15, the inner side of the plug 15 is provided with evenly distributed limiting grooves 16, the limiting grooves 16 play a role in limiting the movement of the plug 15, the inner wall of the plug 15 is fixedly connected with a second dielectric plate 17, and the second dielectric plate 17 plays a role in changing the circuit voltage passing through the second resistor 14.
The working principle is as follows: as shown in fig. 1, in an initial state, the plug 15 is not plugged into the socket 1, the movable block 4 contracts into the inner side of the socket 1 under the action of the spring 3, the dielectric plate one 6 reduces the relative area of the positive plate one 9 and the negative plate one 10 to the minimum, so that the circuit voltage passing through the resistor one 11 is smaller than the minimum on-state voltage of the resistor one 11, the resistor one 11 is in an off-state, the conductive block 7 is also in an off-state, the electrorheological fluid is not electrified, the electrorheological fluid is in a liquid state, the relative area of the positive plate two 12 and the negative plate two 13 is large, the voltage passing through the resistor two 14 is larger than the maximum on-state voltage of the resistor two 14, the resistor two 14 is in an off-state, the electromagnet 2 is in an off-state, and;
when the socket 1 is inserted into the plug 15, the relative area of the second positive plate 12 and the second negative plate 13 is reduced to the minimum by the second dielectric plate 17, the circuit voltage passing through the second resistor 14 is smaller than the maximum path voltage of the second resistor 14, the second resistor 14 is in a path state, the electromagnet 2 is electrified and generates magnetism the same as that of the inner side of the magnetic block 5, the magnetic block 5 drives the movable block 4 to move outwards under the action of repulsion of like poles to squeeze electrorheological fluid outwards, so that the rubber strip 8 expands and is clamped with the limiting groove 16, meanwhile, the movable block 4 drives the first dielectric plate 6 to move outwards together with the outermost side, the relative area of the first positive plate 9 and the first negative plate 10 is in the maximum state, the circuit voltage passing through the first resistor 11 is larger than the minimum path voltage of the first resistor 11, so that the conductive block 7 is electrified, the electrorheological fluid is electrified and becomes solid, and the clamping effect of the rubber strip 8 and the limiting groove 16 is enhanced, the plug 15 and the socket 1 are relatively fixed, the plug 15 is effectively prevented from being pulled out by mistake, the practicability of the non-medical equipment is improved, and the stable use of the non-medical equipment is effectively guaranteed.
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. A socket for non-medical entertainment equipment based on electrorheological fluid comprises a socket (1) and is characterized in that: the middle of the socket (1) is fixedly connected with evenly distributed electromagnets (2), the inner wall of the socket (1) is fixedly connected with evenly distributed springs (3), the outer side of each spring (3) is fixedly connected with a movable block (4) movably connected with the inner wall of the socket (1), the inner wall of each movable block (4) is fixedly connected with a magnetic block (5) close to the outer side of the electromagnet (2), the middle of each movable block (4) is fixedly connected with a dielectric plate I (6), the outer side of each movable block (4) is fixedly connected with a conductive block (7), the inner wall of the socket (1) is fixedly connected with a rubber strip (8) close to the outer side of each movable block (4), the inner wall of the socket (1) is fixedly connected with a positive plate I (9) close to the top of each movable block (4), and the inner wall of the socket (1) is fixedly connected with a negative plate I (10, the inner wall fixedly connected with of socket (1) and conducting block (7) electric connection's resistance one (11), the left side inner wall fixedly connected with positive plate two (12) of socket (1), the right side inner wall fixedly connected with negative plate two (13) of socket (1), the middle part inner wall fixedly connected with of socket (1) and negative plate two (13) electric connection's resistance two (14), plug (15) have been pegged graft at the top of socket (1), evenly distributed's spacing groove (16) have been seted up to the inboard of plug (15), the inner wall fixedly connected with of plug (15) dielectric plate two (17).
2. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the socket (1) is made of hard high-strength materials, and the socket (1) does not have magnetic permeability and electric conductivity.
3. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the magnetism of the outer side of each electromagnet (2) is the same as that of the inner side of each magnetic block (5), the number of the electromagnets (2) is two, the springs (3) are compression springs, and the number of the springs (3) is four.
4. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the movable blocks (4) are made of hard high-strength materials, the number of the movable blocks (4) is four, and the movable blocks (4) are cylindrical.
5. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the magnetic block (5) is made of a rubidium magnet material, and the shape of the magnetic block (5) is cuboid.
6. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the size of the dielectric plate I (6) is the same as that of the positive plate I (9), the size of the dielectric plate I (6) is smaller than that of the socket (1), the conductive block (7) is made of a material with good conductivity, and the conductive block (7) is made of a hard high-strength material.
7. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the rubber strip (8) is made of soft rubber materials, the rubber strip (8) is rectangular, electrorheological fluid is movably connected to the inner side of the rubber strip (8), the size of the first positive plates (9) is the same as that of the first negative plates (10), the number of the first positive plates (9) is four, the first resistors (11) are piezoresistors, and the minimum pass voltage of the first resistors (11) is smaller than the maximum circuit voltage of the first negative plates (10).
8. A socket for a non-medical entertainment device based on an electro-rheological fluid according to claim 1, wherein: the second resistor (14) is a piezoresistor, the maximum path voltage of the second resistor (14) is greater than the minimum circuit voltage passing through the second negative plate (13), the plug (15) is made of a hard high-strength material, and the plug (15) is made of a material with good conductivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010507689.2A CN111585109A (en) | 2020-06-05 | 2020-06-05 | Socket for non-medical entertainment equipment based on electrorheological fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010507689.2A CN111585109A (en) | 2020-06-05 | 2020-06-05 | Socket for non-medical entertainment equipment based on electrorheological fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111585109A true CN111585109A (en) | 2020-08-25 |
Family
ID=72125592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010507689.2A Withdrawn CN111585109A (en) | 2020-06-05 | 2020-06-05 | Socket for non-medical entertainment equipment based on electrorheological fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111585109A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112018565A (en) * | 2020-08-31 | 2020-12-01 | 李顺清 | Anti-drop power plug and socket for koji machine |
| CN112156479A (en) * | 2020-09-26 | 2021-01-01 | 罗永才 | Anti-soaking device suitable for overwater tourism project |
| CN112186440A (en) * | 2020-09-27 | 2021-01-05 | 广州众盈达贸易有限公司 | Anti-misplug plug and socket for household ornaments |
| CN112290285A (en) * | 2020-10-21 | 2021-01-29 | 曾鸿宇 | Intelligent storage insertion equipment for preventing unreadable magnetorheological fluid |
| CN112397931A (en) * | 2020-11-06 | 2021-02-23 | 杭州久协科技有限公司 | Computer peripheral equipment connects fixing device |
| CN112864705A (en) * | 2021-01-28 | 2021-05-28 | 成都裕隆洪辉商贸有限公司 | Self-service parking area is with intelligent charging stake of preventing mistake pulling out |
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| CN108199174A (en) * | 2017-12-28 | 2018-06-22 | 佛山市南海惠家五金制品有限公司 | Robot is used convenient for the power outlet of plug and plug method |
| US20190176634A1 (en) * | 2017-12-13 | 2019-06-13 | Hyundai Motor Company | Locking mechanism for vehicle |
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| CN110512540A (en) * | 2019-09-04 | 2019-11-29 | 温州幻际贸易有限公司 | A kind of electric current becomes the mushy stage conversion speed-reducing rubber band of principle |
| CN110943343A (en) * | 2019-12-18 | 2020-03-31 | 李德昌 | Waterproof power socket based on electromagnetic control and capacitance change |
| CN110994263A (en) * | 2019-12-18 | 2020-04-10 | 郑贤会 | Self-locking socket and plug based on capacitance change |
| CN111173351A (en) * | 2020-01-06 | 2020-05-19 | 曾瑞堂 | Collapse prevention electric power stringing pole based on capacitance change |
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| US20190176634A1 (en) * | 2017-12-13 | 2019-06-13 | Hyundai Motor Company | Locking mechanism for vehicle |
| CN108199174A (en) * | 2017-12-28 | 2018-06-22 | 佛山市南海惠家五金制品有限公司 | Robot is used convenient for the power outlet of plug and plug method |
| CN110445298A (en) * | 2019-08-23 | 2019-11-12 | 杭州芯意智能科技有限公司 | A kind of centrifugation protection electromagnetic adsorption type electric current change glass-frame riser motor |
| CN110512540A (en) * | 2019-09-04 | 2019-11-29 | 温州幻际贸易有限公司 | A kind of electric current becomes the mushy stage conversion speed-reducing rubber band of principle |
| CN110943343A (en) * | 2019-12-18 | 2020-03-31 | 李德昌 | Waterproof power socket based on electromagnetic control and capacitance change |
| CN110994263A (en) * | 2019-12-18 | 2020-04-10 | 郑贤会 | Self-locking socket and plug based on capacitance change |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112018565A (en) * | 2020-08-31 | 2020-12-01 | 李顺清 | Anti-drop power plug and socket for koji machine |
| CN112156479A (en) * | 2020-09-26 | 2021-01-01 | 罗永才 | Anti-soaking device suitable for overwater tourism project |
| CN112186440A (en) * | 2020-09-27 | 2021-01-05 | 广州众盈达贸易有限公司 | Anti-misplug plug and socket for household ornaments |
| CN112290285A (en) * | 2020-10-21 | 2021-01-29 | 曾鸿宇 | Intelligent storage insertion equipment for preventing unreadable magnetorheological fluid |
| CN112397931A (en) * | 2020-11-06 | 2021-02-23 | 杭州久协科技有限公司 | Computer peripheral equipment connects fixing device |
| CN112864705A (en) * | 2021-01-28 | 2021-05-28 | 成都裕隆洪辉商贸有限公司 | Self-service parking area is with intelligent charging stake of preventing mistake pulling out |
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Application publication date: 20200825 |