CN114664588B - Switch device capable of preventing accidental touch - Google Patents
Switch device capable of preventing accidental touch Download PDFInfo
- Publication number
- CN114664588B CN114664588B CN202210568308.0A CN202210568308A CN114664588B CN 114664588 B CN114664588 B CN 114664588B CN 202210568308 A CN202210568308 A CN 202210568308A CN 114664588 B CN114664588 B CN 114664588B
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- Prior art keywords
- limiting
- guide
- sliding
- switch device
- movable
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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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
- H01H21/22—Operating parts, e.g. handle
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/12—Bases; Stationary contacts mounted thereon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
Abstract
The invention discloses a switch device capable of preventing false touch, which comprises a base, movable arms, guide parts and handle parts, wherein the movable arms are positioned on two sides of the base and are arranged on a rotating shaft, the guide parts are arranged on two sides of the base, and the handle parts are used for rotating the movable arms. The base is provided with a first electric connector and a supporting part, the movable arm is provided with a second limiting disc connected with the first limiting disc, and the movable arm is further provided with a sliding part. The guide piece is provided with a guide groove, the movable arm is installed in the guide groove through the sliding piece, the two ends of the rotating shaft are provided with first nuts, and a first spring is arranged between each first nut and the corresponding sliding piece. The switch device capable of preventing false touch has the advantages of compact structure and ingenious design. When the pivot was not down pressed, can't drive the spacing dish of second and rotate, avoided the mistake to touch the switch and made second electric connector and first electric connector closed. The operation is simple, and the accidental touch of a user can be avoided, so that the power-on accident is avoided.
Description
Technical Field
The invention relates to a switch technology, in particular to a switch device capable of preventing mistaken touch.
Background
A switch is an electronic component that can open a circuit, interrupt current, or cause current to flow to other circuits. The most common switches are electromechanical devices operated by a person, in which there are one or several electrical contacts. The "closed" of a contact means that the electronic contact is conductive, allowing current to flow; an "open" of the switch indicates that the electrical contact is not conductive, creating an open circuit, and not allowing current to flow.
Most of the existing switches are directly used, the closing and opening of a circuit are directly controlled, the phenomenon of mistaken touch often occurs in daily life, and safety accidents also occur in serious cases.
CN107845523B discloses an accidental touching preventing device for switch mechanism, which is limited by a limiting plate, a baffle plate and a blocking groove, and then realizes the effect of accidental touching prevention, but is not beneficial to operation when in use.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a switch device capable of preventing false touch.
The technical scheme of the invention is realized as follows:
a false touch proof switching device comprising:
the base is provided with a first electric connector and a supporting part, the supporting part is provided with a first strip-shaped groove, a rotating shaft is arranged in the first strip-shaped groove, and a first limiting disc is arranged on the rotating shaft;
the movable arms are positioned on two sides of the base and are arranged on the rotating shaft, the movable arms are provided with second limiting discs used for being connected with the first limiting discs, and the movable arms are also provided with sliding pieces;
the guide pieces are arranged on two sides of the base, guide grooves are formed in the guide pieces, the movable arms are installed in the guide grooves through sliding pieces, first screw caps are arranged at two ends of the rotating shaft, and a first spring is arranged between each first screw cap and each sliding piece; and
a handle spare for rotating the digging arm, the one end of handle spare is passed through the rotary rod and is articulated with the one end of digging arm, and the other end setting is in the pivot, be equipped with an installation piece on the rotary rod, installation piece lower extreme be equipped with first electric connector complex second electric connector, still be equipped with the installation section of thick bamboo that is used for restricting handle spare on the base, be equipped with movable breach on the installation section of thick bamboo, the centre of installation section of thick bamboo has the second spring, second spring upper end and pivot contact, movable breach is arranged in to the pivot.
In the invention, the movable arm is provided with an elastic part.
In the invention, second screw thread portions are arranged at two ends of the rotating rod, second nuts are arranged on the second screw thread portions, symmetrical plane portions are arranged on the rotating rod, a limiting part is arranged between the movable arm and the second nuts, first mounting holes matched with the cross section of the rotating rod are formed in the limiting part and the mounting block, a limiting rod is arranged on the movable arm, and an arc-shaped groove for limiting the position of the limiting rod is formed in the limiting part.
In the present invention, the guide has a mounting end and an elastic end, the elastic end is composed of a sliding portion, a guide portion and a vertical portion, and the guide groove is located in the middle of the sliding portion, the guide portion and the vertical portion.
In the invention, the first limiting disc is arranged on the supporting part through the first limiting pin, the supporting part is provided with a second strip-shaped groove for the movement of the first limiting pin, and the second strip-shaped groove is positioned at two sides of the first strip-shaped groove.
In the invention, the second limiting disc and the sliding piece are connected with the movable arm through a second limiting pin, second mounting holes are arranged on the sliding piece and the movable arm, a limiting protrusion is arranged in each second mounting hole, and a limiting vertical groove matched with the limiting protrusion is arranged on the rotating shaft.
In the invention, the second electric connecting piece is provided with a contact end, and the first electric connecting piece is provided with an elastic sheet extending towards two ends.
The switch device for preventing the false touch has the following beneficial effects: the switch device capable of preventing false touch has the advantages of compact structure and ingenious design. When the pivot was not down pressed, can't drive the spacing dish of second and rotate, avoided the mistake to touch the switch and made second electric connector and first electric connector closed. When the first electric connector and the second electric connector need to be closed, the second hinge part of the handle part is pressed to compress the first spring and the second spring, the first limiting disc and the second limiting disc are separated, then the handle part is rotated around the rotating shaft, and the first electric connector is in contact with the second electric connector at the moment to connect the circuit. The operation is simple, and the accidental touch of a user can be avoided, so that the power-on accident is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a switch device for preventing accidental touch according to the present invention;
FIG. 2 is another schematic view of the structure of FIG. 1;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is a schematic structural view of the movable arm, the limiting member, the first nut, the second nut, the first spring, the guiding member, the sliding member, the first limiting plate and the second limiting plate shown in FIG. 1;
FIG. 5 is a schematic structural view of the first nut, the first spring, the guide, the sliding member, the first limiting plate and the second limiting plate shown in FIG. 4;
FIG. 6 is a schematic structural view of the movable arm and the limiting member shown in FIG. 4;
FIG. 7 is a schematic view of the first electrical connector, base, mounting barrel and second spring of FIG. 3;
FIG. 8 is a schematic view of the mounting block and second electrical connector of FIG. 3;
FIG. 9 is a schematic view of the structure of the rotating shaft in FIG. 3;
FIG. 10 is a schematic view of the rotary rod of FIG. 3;
fig. 11 is a schematic view of the closed state structure of fig. 1.
In the figure: the base 1, the rotating shaft 2, the movable arm 3, the guide member 4, the handle member 5, the first electric connecting member 6, the second electric connecting member 7, the contact end 8, the elastic sheet 9, the fastening portion 10, the supporting portion 11, the raised portion 12, the first strip-shaped groove 13, the first limiting disc 14, the first limiting pin 15, the second strip-shaped groove 16, the second limiting disc 17, the first limiting tooth 18, the second limiting tooth 19, the slider 20, the second limiting pin 21, the second mounting hole 22, the limiting protrusion 23, the limiting vertical groove 24, the second hinge portion 25, the guide groove 26, the mounting end 27, the elastic end 28, the sliding portion 29, the guide portion 30, the vertical portion 31, the annular groove 32, the first spring 33, the first nut 34, the first threaded portion 35, the first hinge portion 36, the rotating rod 37, the extending portion 38, the mounting block 39, the fixing portion 40, the fixing hole 41, the mounting bolt 42, the mounting barrel 43, the movable notch 44, the second spring 45, the contact portion 8, the elastic portion 9, the second limiting groove 17, the second limiting groove 19, the first limiting groove 19, the second groove 19, the first screw portion 35, the second groove 36, the second groove 25, the second groove 23, the second screw portion, the second groove 23, the second groove portion, the second screw portion, the second groove portion, the second screw portion, the second groove portion, the second screw portion, The limiting device comprises a limiting surface 46, an elastic part 47, a second nut 48, a plane part 49, a limiting piece 50, a first mounting hole 51, a limiting rod 52, an arc-shaped groove 53 and a second thread part 54.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 11, the switch device for preventing erroneous touch of the present invention includes a base 1, movable arms 3 provided on both sides of the base 1 and mounted on a rotating shaft 2, guides 4 provided on both sides of the base 1, and a handle 5 for rotating the movable arms 3. This prevent mistake and touch switching device can install base 1 on equipment or wall through fastening bolt, then presses the one end of handle spare 5, and the one end of rolling around pressing handle spare 5 again rotates, can realize the circuit closure with second electric connector 7 and the contact of first electric connector 6. The second electric connecting piece 7 is provided with a contact end 8, and the first electric connecting piece 6 is provided with an elastic sheet 9 extending towards two ends. The first electrical connector 6 is further provided with a fastening portion 10 for placing an electrical wire end.
The base 1 is provided with a first electric connector 6 and a supporting part 11, the base 1 is provided with a raised part 12, and the first electric connector 6 is positioned on the raised part 12. The supporting part 11 is perpendicular to the base 1, a first bar-shaped groove 13 is arranged on the supporting part 11, a rotating shaft 2 is arranged in the first bar-shaped groove 13, and the rotating shaft 2 can move up and down in the first bar-shaped groove 13. A first limiting disc 14 is arranged on the rotating shaft 2, and the first limiting disc 14 is installed on the supporting part 11 through a first limiting pin 15. The supporting portion 11 is provided with a second strip-shaped groove 16 for the movement of the first limit pin 15, and the second strip-shaped groove 16 is located on two sides of the first strip-shaped groove 13. Since the first limiting disk 14 is disposed on the rotating shaft 2, when the rotating shaft 2 moves up and down in the first strip-shaped groove 13, the first limiting disk 14 moves along with the rotating shaft 2, and the first limiting pin 15 moves in the second strip-shaped groove 16. However, when the rotating shaft 2 rotates, the second limiting disk 17 does not rotate together with the rotating shaft.
The movable arm 3 is provided with a second limiting disc 17 connected with the first limiting disc 14, the first limiting disc 14 is provided with a first limiting tooth 18, the second limiting disc 17 is provided with a second limiting tooth 19 matched with the first limiting tooth 18, and after the first limiting tooth 18 and the second limiting tooth 19 are meshed and contacted, the position of the second limiting disc 17 can be limited through the first limiting disc 14.
The movable arm 3 is further provided with a sliding member 20, and the sliding member 20 is mounted on the rotating shaft 2. The second limiting disc 17 and the sliding part 20 are connected with the movable arm 3 through a second limiting pin 21, a second mounting hole 22 is formed in the sliding part 20 and the movable arm 3, a limiting protrusion 23 is arranged in the second mounting hole 22, and a limiting vertical groove 24 matched with the limiting protrusion 23 is formed in the rotating shaft 2. The second limiting disc 17, the movable arm 3 and the sliding piece 20 can move on the rotating shaft 2 through the limiting bulge 23 and can rotate along with the rotating shaft 2. Meanwhile, the middle of the second hinge part 25 of the handle piece 5 is also provided with a limiting bulge 23, so that the rotating shaft 2 can be conveniently rotated through the handle piece 5 to drive the movable arm 3 to rotate.
The guide 4 has a guide groove 26 therein, and the movable arm 3 is mounted in the guide groove 26 via the slider 20. The guide 4 has a mounting end 27 and a resilient end 28, the resilient end 28 being composed of a sliding portion 29, a guide portion 30 and a vertical portion 31, the guide groove 26 being located intermediate the sliding portion 29, the guide portion 30 and the vertical portion 31. The sliding member 20 has an annular groove 32, and the annular groove 32 is engaged with the guide groove 26 to realize the sliding of the sliding member 20 in the guide groove 26 and move along with the shape of the guide groove 26. When the slider 20 is at the sliding portion 29, the first spring 33 is in a natural state, the first limiting disk 14 and the second limiting disk 17 are also in a contact state, and after the slider 20 is introduced into the vertical portion 31 through the guide portion 30, the first spring 33 is in a compressed state, and the elastic portion of the movable arm 3 is deformed to compress the first spring 33. The stopper protrusion 23 moves in the stopper vertical groove 24.
Meanwhile, the two ends of the rotating shaft 2 are provided with first screw caps 34, the two ends of the rotating shaft 2 are provided with first screw thread portions 35 matched with the first screw caps 34, a first spring 33 is arranged between the first screw caps 34 and the sliding part 20, when the first screw caps 34 are rotated, the elastic force state of the first spring 33 can be adjusted, and the distance between the first screw caps 34 and the sliding part 20 is changed.
The handle member 5 has a first hinge portion 36 at one end and a second hinge portion 25 at the other end, the first hinge portion 36 is mounted on the rotating rod 37, and the second hinge portion 25 is mounted on the rotating shaft 2. The handle member 5 is also provided with an extension 38 for the user to place his thumb.
The first hinge 36 of the handle member 5 is hinged to one end of the movable arm 3 via a rotating rod 37, and the other end is disposed on the rotating shaft 2 via the second hinge 25. The rotating rod 37 is provided with a mounting block 39, and the lower end of the mounting block 39 is provided with a second electric connector 7 matched with the first electric connector 6. The middle of the mounting block 39 is also provided with a first mounting hole 51 matched with the cross section of the rotating rod 37. The mounting block 39 is provided with a fixing portion 40, a fixing hole 41 is formed in the middle of the fixing portion 40, an electric wire is placed in the fixing hole 41, a connector of the electric wire is connected with the second electric connector 7 in an electroplating mode, and the electric wire is fixed through a mounting bolt 42.
The base 1 is further provided with an installation cylinder 43 used for limiting the handle part 5, a movable notch 44 is formed in the installation cylinder 43, a second spring 45 is arranged in the middle of the installation cylinder 43, the upper end of the second spring 45 is in contact with the rotating shaft 2, and the rotating shaft 2 is arranged in the movable notch 44. The movable notch 44 of the mounting tube 43 can enable the rotating shaft 2 to be placed therein, and the position of the second hinge portion 25 can be limited by the movable notch 44, so that the second hinge portion can only move between the two mounting tubes 43, and the lower end of the movable notch 44 is further provided with a limiting surface 46, wherein the limiting surface 46 is used for limiting the pressing stroke of the rotating shaft 2.
The movable arm 3 is provided with an elastic part 47, and the elastic part 47 enables one end of the movable arm 3 to be deformed under stress.
The stopper 50 is used to match the rotation of the movable arm 3, and when the movable arm 3 is pressed downward, the angle between the movable arm 3 and the mounting block 39 is changed to facilitate the contact between the second electrical connector 7 and the first electrical connector 6. When the second electric connecting piece 7 rotates downwards, the contact end 8 touches the elastic sheet 9, so that the mounting block 39 rotates, the rotation angle in the arc-shaped groove 53 is favorable for adjusting the position of the mounting block 39, and the second electric connecting piece 7 is better butted with the first electric connecting piece 6 to realize closing. The through hole of the first hinge part 36 and the cross section of the rotating rod 37 are different, so that the first hinge part and the rotating rod cannot rotate along with the through hole.
In use, the handle member 5 is held, the second hinge portion 25 is pressed downward, the rotating shaft 2 moves in the first linear groove 13, the sliding member 20 moves along with the shape of the guide groove 26, the first spring 33 and the second spring 45 are compressed, and the first limiting disk 14 and the second limiting disk 17 are separated. Then the handle 5 rotates around the rotating shaft 2, so that the second electric connector 7 contacts with the first electric connector 6, the applied pressure is removed, the second hinge part 25 moves upwards under the elastic force of the second spring 45, and the second limiting disc 17 contacts with the first limiting disc 14 again for limiting.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A switch device for preventing accidental contact, comprising:
the base is provided with a first electric connector and a supporting part, the supporting part is provided with a first strip-shaped groove, a rotating shaft is arranged in the first strip-shaped groove, a first limiting disc is arranged on the rotating shaft, the first limiting disc is installed on the supporting part through a first limiting pin, and the supporting part is provided with a second strip-shaped groove for the movement of the first limiting pin;
the movable arms are positioned on two sides of the base and are arranged on the rotating shaft, the movable arms are provided with second limiting discs used for being connected with the first limiting discs, the movable arms are also provided with sliding pieces, and the second limiting discs and the sliding pieces are connected with the movable arms through second limiting pins;
the guide pieces are arranged on two sides of the base, guide grooves are formed in the guide pieces, the movable arms are installed in the guide grooves through sliding pieces, first screw caps are arranged at two ends of the rotating shaft, and a first spring is arranged between each first screw cap and each sliding piece; and
a handle piece for rotating the movable arm, wherein one end of the handle piece is hinged with one end of the movable arm through a rotary rod, the other end of the handle piece is arranged on a rotary shaft, an installation block is arranged on the rotary rod, a second electric connector matched with the first electric connector is arranged at the lower end of the installation block, an installation barrel for limiting the handle piece is further arranged on the base, a movable gap is arranged on the installation barrel, a second spring is arranged in the middle of the installation barrel, the upper end of the second spring is contacted with the rotary shaft, and the rotary shaft is arranged in the movable gap,
the guide part is provided with an installation end and an elastic end, the elastic end is composed of a sliding part, a guide part and a vertical part, when the sliding part is arranged at the sliding part, the first spring is in a natural state, the first limiting disc and the second limiting disc are also in a contact state, and after the sliding part is guided into the vertical part through the guide part, the first spring at the moment is in a compression state, the elastic part of the movable arm deforms to compress the first spring, and the first limiting disc and the second limiting disc are separated.
2. The switch device of claim 1, wherein the movable arm is provided with a resilient portion.
3. The switch device of claim 1, wherein the two ends of the rotating rod are provided with second threaded portions, the second threaded portions are provided with second nuts, the rotating rod is provided with symmetrical planar portions, a limiting member is arranged between the movable arm and the second nuts, the limiting member and the mounting block are provided with first mounting holes matched with the cross section of the rotating rod, the movable arm is provided with a limiting rod, and the limiting member is provided with an arc-shaped groove for limiting the position of the limiting rod.
4. The switch device of claim 1, wherein the guide slot is located intermediate the sliding portion, the guide portion, and the vertical portion.
5. The switch device of claim 1, wherein the second strip-shaped groove is located on both sides of the first strip-shaped groove.
6. The switch device of claim 1, wherein the sliding member and the movable arm are provided with a second mounting hole, the second mounting hole is provided with a limiting protrusion, and the rotating shaft is provided with a limiting vertical slot matched with the limiting protrusion.
7. The switch device of claim 1, wherein the second electrical connector has a contact end, and the first electrical connector has a resilient tab extending toward both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210568308.0A CN114664588B (en) | 2022-05-24 | 2022-05-24 | Switch device capable of preventing accidental touch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210568308.0A CN114664588B (en) | 2022-05-24 | 2022-05-24 | Switch device capable of preventing accidental touch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114664588A CN114664588A (en) | 2022-06-24 |
| CN114664588B true CN114664588B (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210568308.0A Active CN114664588B (en) | 2022-05-24 | 2022-05-24 | Switch device capable of preventing accidental touch |
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| Country | Link |
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| CN (1) | CN114664588B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213483612U (en) * | 2020-09-24 | 2021-06-18 | 江苏木道智能家居有限公司 | Four-key type intelligent home switch with mistaken pressing prevention function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6275126B1 (en) * | 2000-04-06 | 2001-08-14 | Eaton Corporation | Molded case power switch with secondary cover removably secured by quick release fasteners |
| JP4127137B2 (en) * | 2003-07-03 | 2008-07-30 | 富士電機機器制御株式会社 | External circuit handle device for circuit breaker |
| JP4273862B2 (en) * | 2003-07-18 | 2009-06-03 | パナソニック電工株式会社 | Switch device |
| CN201681743U (en) * | 2010-03-30 | 2010-12-22 | 比亚迪股份有限公司 | Emergency maintenance switch |
| CN107845523B (en) * | 2017-12-10 | 2020-04-21 | 内蒙古民族大学 | Anti-misoperation device for switch mechanism |
| CN108461319A (en) * | 2018-06-06 | 2018-08-28 | 马鞍山虹迈专业化设计有限公司 | A kind of a kind of socket false-touch prevention switch and switched using the false-touch prevention |
| CN110571076B (en) * | 2019-09-11 | 2021-10-26 | 兰州城市学院 | Anti-false touch electromechanical electronic control switch |
| CN110767489A (en) * | 2019-12-05 | 2020-02-07 | 广东红禾朗电工有限公司 | Novel fire control switch of structure |
| CN112768307B (en) * | 2021-01-11 | 2023-06-27 | 嘉兴京硅智能技术有限公司 | Fixed unlocking device of plug-in electromechanical hybrid circuit breaker |
| CN216054370U (en) * | 2021-08-10 | 2022-03-15 | 武汉聚鑫源机电工程设备有限公司 | Power switch capable of preventing accidental touch |
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2022
- 2022-05-24 CN CN202210568308.0A patent/CN114664588B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213483612U (en) * | 2020-09-24 | 2021-06-18 | 江苏木道智能家居有限公司 | Four-key type intelligent home switch with mistaken pressing prevention function |
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| CN114664588A (en) | 2022-06-24 |
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Address after: 330000 Jinsha 1st Road, Xiaolan Economic Development Zone, Nanchang City, Jiangxi Province Patentee after: Jiangxi Kejian Auto Electric Co.,Ltd. Address before: 330000 Jinsha 1st Road, Xiaolan Economic Development Zone, Nanchang City, Jiangxi Province Patentee before: JIANGXI KEJIAN AUTOMOBILE ELECTRIC APPLIANCE CO.,LTD. |
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Effective date of registration: 20230516 Address after: 330000 Xiaolan Economic Development Zone, Nanchang County, Nanchang City, Jiangxi Province Patentee after: Jiangxi Xingxin Automobile Technology Co.,Ltd. Address before: 330000 Jinsha 1st Road, Xiaolan Economic Development Zone, Nanchang City, Jiangxi Province Patentee before: Jiangxi Kejian Auto Electric Co.,Ltd. |
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