CN212909312U - Double-magnet power generation device and wireless switch with same - Google Patents
Double-magnet power generation device and wireless switch with same Download PDFInfo
- Publication number
- CN212909312U CN212909312U CN202021393662.7U CN202021393662U CN212909312U CN 212909312 U CN212909312 U CN 212909312U CN 202021393662 U CN202021393662 U CN 202021393662U CN 212909312 U CN212909312 U CN 212909312U
- Authority
- CN
- China
- Prior art keywords
- soft magnetic
- permanent magnet
- plate
- coil
- power generation
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model discloses a two magnet power generation facility and have this power generation facility's wireless switch. The utility model discloses a power generation device, including coil pack and permanent magnet subassembly, the permanent magnet subassembly includes first permanent magnet, second permanent magnet and soft magnetic frame, the coil pack includes soft magnetic plate and coil, initial condition, the left and right ends of soft magnetic plate form second closed magnetic circuit after contacting with second permanent magnet, mounting hole inner top surface respectively; when the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are respectively contacted with the first permanent magnet and the inner bottom surface of the mounting hole to form a first closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate in the second closed magnetic circuit. The utility model discloses a wireless switch, including the radio frequency control board, be used for controlling consumer's switch and power generation facility, power generation facility's coil and radio frequency control board electric connection.
Description
Technical Field
The utility model relates to a power generation facility and have this power generation facility's wireless switch, more specifically say, relate to a two magnet power generation facility and have this power generation facility's wireless switch.
Background
With the progress of science and technology, wireless controllers have been widely applied to various household appliances, and accordingly, wireless switches for controlling the household appliances by using wireless switches have appeared, the existing wireless switches can be divided into battery-type wireless switches and self-generating (passive) wireless switches, and the use of the wireless switches greatly facilitates the daily life of people, however, the existing wireless switches have many problems in use: 1. the battery type wireless switch needs to be provided with a rechargeable battery, the battery needs to be taken out frequently for charging because the switch is in a wireless connection state, and the user forgets to charge frequently, so that the power failure is judged by mistake when the electric appliance is used, and the use is inconvenient; 2. the existing self-generating wireless switch has the disadvantages of complex magnetic circuit of a self-generating device, inconvenient manufacture and increased manufacturing cost; 3. the conventional self-generating wireless switch has low power generation efficiency, weak current and insufficient power supply quantity, so that the control of household appliances is unstable.
Disclosure of Invention
1. Technical problem to be solved by the utility model
An object of the utility model is to overcome foretell not enough, provide a two magnet power generation facility and have this power generation facility's wireless switch, adopt the technical scheme of the utility model, power generation facility magnetic circuit is simple, and it is convenient to make, and the equipment is swift, and the generating efficiency is high, and the electric current is strong, and the power supply volume is sufficient, and wireless switch can realize passive wireless formula on-off control.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a double-magnet power generation device, including coil pack and permanent magnet subassembly, the permanent magnet subassembly include soft magnetic frame and relative first permanent magnet, the second permanent magnet that sets up from top to bottom, soft magnetic frame include soft magnetic vertical plate, the upper and lower both ends of soft magnetic vertical plate bend 90 degrees left and form respectively after forming upper soft magnetic horizontal plate, lower soft magnetic horizontal plate; the soft magnetic vertical plate is provided with a mounting hole, the first permanent magnet is adsorbed on the lower surface of the left end of the upper soft magnetic horizontal plate, and the second permanent magnet is adsorbed on the upper surface of the left end of the lower soft magnetic horizontal plate;
the coil component comprises a soft magnetic plate and a coil, the soft magnetic plate can be rotatably arranged relative to the permanent magnet component, the right end of the soft magnetic plate penetrates through the mounting hole, and the left end of the soft magnetic plate penetrates between the first permanent magnet and the second permanent magnet; the coil is wound in the middle of the soft magnetic plate;
in an initial state, the left end and the right end of the soft magnetic plate are respectively contacted with the second permanent magnet and the top surface in the mounting hole to form a second closed magnetic circuit; when the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are respectively contacted with the first permanent magnet and the inner bottom surface of the mounting hole to form a first closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate in the second closed magnetic circuit.
Furthermore, the gap between the first permanent magnet and the second permanent magnet is equal to the distance between the inner top surface and the inner bottom surface in the mounting hole.
Furthermore, the coil seat is further provided with a through groove, and the soft magnetic plate can be rotatably arranged in the through groove relative to the coil seat; the coil holder is of an integrally formed structure and comprises a coil winding section for winding a coil, a first soft magnetic fixing section and a second soft magnetic fixing section, wherein the first soft magnetic fixing section and the second soft magnetic fixing section are fixedly arranged at two ends of the coil winding section; an upper horizontal slot and a lower horizontal slot which are convenient for the left ends of the upper soft magnetic horizontal plate and the lower soft magnetic horizontal plate to be inserted in the front-back direction are formed in the rear side surface of the second soft magnetic fixing section; an upper mounting cavity for mounting a first permanent magnet and a lower mounting cavity for mounting a second permanent magnet are formed in the upper concave part of the left end surface of the second soft magnetic fixing section; the upper horizontal slot is communicated with the through slot through the upper mounting cavity, and the lower horizontal slot is communicated with the through slot through the lower mounting cavity.
Furthermore, two fulcrum parts which are opposite to each other and are used as the rotating fulcrums of the soft magnetic plate are arranged on the inner wall of the through groove.
Furthermore, the lower surface of the first permanent magnet is fixedly provided with an upper magnetic conduction plate, and the upper surface of the second permanent magnet is fixedly provided with a lower magnetic conduction plate.
The utility model discloses a wireless switch, including the radio frequency control board, be used for controlling consumer's switch and above-mentioned power generation facility, power generation facility's coil and radio frequency control board electric connection.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:
(1) the utility model discloses a double-magnet power generation device, in the initial state, the left and right ends of a soft magnetic plate are respectively contacted with a second permanent magnet and the top surface in a mounting hole to form a second closed magnetic circuit; when the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are respectively contacted with the first permanent magnet and the inner bottom surface of the mounting hole to form a first closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate in the second closed magnetic circuit, the direction of the magnetic force lines passing through the soft magnetic plate is changed by controlling the soft magnetic plate to rotate relative to the permanent magnet assembly, and the coil generates current according to the electromagnetic induction principle;
(2) the utility model discloses a double-magnet power generation device, its permanent magnet subassembly and coil pack itself constitute the part few, and the permanent magnet subassembly includes first permanent magnet, second permanent magnet and soft magnetic frame, and the soft magnetic frame is the integrative bending structure, and the processing manufacturing is convenient; the coil assembly comprises the soft magnetic plate and the coil, and the closed magnetic circuit formed by matching the permanent magnet assembly and the coil assembly is simple and convenient to manufacture, so that the production efficiency is greatly improved, and the manufacturing cost is reduced; in addition, the permanent magnet assembly and the coil assembly can be quickly assembled together through the coil base;
(3) the invention relates to a wireless switch, which comprises a radio frequency control board, a switch for controlling electric equipment and the power generation device, wherein a coil of the power generation device is electrically connected with the radio frequency control board, and the coil in the power generation device generates current to supply power to the radio frequency control board, so that the passive wireless switch control can be realized.
Drawings
Fig. 1 is a schematic structural diagram of a dual-magnet power generation device according to the present invention;
fig. 2 is an assembly view of the permanent magnet assembly, the coil assembly and the coil base in the dual-magnet power generation apparatus of the present invention;
fig. 3 is a sectional view of the double-magnet power generator according to the present invention, in which the permanent magnet assembly, the coil assembly and the coil base are assembled;
fig. 4 is a schematic structural diagram of a coil base in a dual-magnet power generation apparatus according to the present invention.
The reference numerals in the schematic drawings illustrate: 1. a first permanent magnet; 2. a second permanent magnet; 3-1, a soft magnetic vertical plate; 3-1-1, mounting holes; 3-2, arranging a soft magnetic horizontal plate; 3-3, a lower soft magnetic horizontal plate; 4. a soft magnetic plate; 5. a coil; 6-1, through grooves; 6-2, a coil winding section; 6-3, a first soft magnetic fixed segment; 6-3-1, a C-shaped vertical slot; 6-4, a second soft magnetic fixed section; 6-4-1, an upper horizontal slot; 6-4-2, a lower horizontal slot; 6-4-3, mounting a cavity; 6-4-4, a lower mounting cavity; 7. a spring plate; 8. a spring.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Examples
With reference to fig. 1, the double-magnet power generation device of the embodiment includes a coil assembly and a permanent magnet assembly, the permanent magnet assembly includes a soft magnetic frame, and a first permanent magnet 1 and a second permanent magnet 2 which are oppositely arranged up and down, the soft magnetic frame includes a soft magnetic vertical plate 3-1, and the soft magnetic vertical plate 3-1 is provided with a mounting hole 3-1-1; the upper end and the lower end of the soft magnetic vertical plate 3-1 are bent leftwards by 90 degrees to form an upper soft magnetic horizontal plate 3-2 and a lower soft magnetic horizontal plate 3-3 respectively; the first permanent magnet 1 is adsorbed on the lower surface of the left end of the upper soft magnetic horizontal plate 3-2, and the second permanent magnet 2 is adsorbed on the upper surface of the left end of the lower soft magnetic horizontal plate 3-3; the gap between the first permanent magnet 1 and the second permanent magnet 2 is equal to the distance between the inner top surface and the inner bottom surface in the mounting hole 3-1-1;
the coil component comprises a soft magnetic plate 4 and a coil 5, the soft magnetic plate 4 can be rotatably arranged relative to the permanent magnet component, the right end of the soft magnetic plate 4 penetrates through the mounting hole 3-1-1, and the left end of the soft magnetic plate 4 penetrates between the first permanent magnet 1 and the second permanent magnet 2; the coil 5 is wound in the middle of the soft magnetic plate 4;
the permanent magnet assembly and the coil assembly have few parts, the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet and a soft magnetic frame, and the soft magnetic frame is of an integrally bent structure and is convenient to process and manufacture; the coil assembly comprises the soft magnetic plate and the coil, and the closed magnetic circuit formed by matching the permanent magnet assembly and the coil assembly is simple and convenient to manufacture, so that the production efficiency is greatly improved, and the manufacturing cost is reduced;
in an initial state, the left end and the right end of the soft magnetic plate 4 are respectively contacted with the second permanent magnet 2 and the inner top surface of the mounting hole 3-1-1 to form a second closed magnetic circuit; when the soft magnetic plate 4 rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate 4 are respectively contacted with the first permanent magnet 1 and the inner bottom surface of the mounting hole 3-1-1 to form a first closed magnetic circuit; magnetic line of force direction through soft magnetic plate 4 in the first closed magnetic circuit is opposite with the magnetic line of force direction through soft magnetic plate 4 in the second closed magnetic circuit, rotate the magnetic line of force direction through soft magnetic plate about the relative permanent magnet subassembly of spring elasticity reset structure drive soft magnetic plate through the application of force, according to the electromagnetic induction principle, the coil produces electric current, again because what form is closed magnetic circuit, consequently the maximize magnetic flux through the coil, the generating efficiency is high, the electric current is strong, the power supply volume is sufficient, wherein spring elasticity reset structure is prior art, generally including setting firmly at soft magnetic plate 4 and stirring the shell fragment 7 of holding and setting up the spring 8 of holding the below at soft magnetic plate 4.
In order to maximize the magnetic force lines passing through the soft magnetic plate 4, the lower surface of the first permanent magnet 1 is fixedly provided with an upper magnetic conduction plate, the upper surface of the second permanent magnet 2 is fixedly provided with a lower magnetic conduction plate, the magnetic conduction plates can gather the magnetic force lines, and the magnetic force lines passing through the soft magnetic plate 4 can be further maximized.
Continuing and combining with the figures 2, 3 and 4, in order to rapidly assemble the coil component and the permanent magnet component together, the double-magnet power generation device of the utility model also comprises a coil seat, wherein a through groove 6-1 is arranged in the coil seat, and two fulcrum parts which are opposite to each other and are used as the rotation fulcrum of the soft magnetic plate 4 are arranged on the inner wall of the through groove 6-1; the soft magnetic plate 4 can be rotatably arranged in the through groove 6-1 relative to the coil seat; the coil base comprises a coil winding section 6-2 for winding a coil, a first soft magnetic fixing section 6-3 and a second soft magnetic fixing section 6-4 which are fixedly arranged at two ends of the coil winding section 6-2, wherein the rear side surface of the first soft magnetic fixing section 6-3 is provided with a C-shaped vertical slot 6-3-1 which is convenient for the front and back insertion of the soft magnetic vertical plate 3-1 and the right ends of the upper soft magnetic horizontal plate 3-2 and the lower soft magnetic horizontal plate 3-3 and can ensure that the mounting hole 3-1-1 is over against the notch of the through slot 6-1; the rear side surface of the second soft magnetic fixing section 6-4 is provided with an upper horizontal slot 6-4-1 and a lower horizontal slot 6-4-2 which are used for facilitating the insertion of the left ends of the upper soft magnetic horizontal plate 3-2 and the lower soft magnetic horizontal plate 3-3 in the front-back direction; an upper mounting cavity 6-4-3 for mounting the first permanent magnet 1 and a lower mounting cavity 6-4-4 for mounting the second permanent magnet 2 are formed on the left end face of the second soft magnetic fixing section 6-4 in a concave manner; the upper horizontal slot 6-4-1 is communicated with the through slot 6-1 through the upper mounting cavity 6-4-3, and the lower horizontal slot 6-4-2 is communicated with the through slot 6-1 through the lower mounting cavity 6-4-4.
When the coil component, the permanent magnet component and the first coil seat are assembled (see figure 3), the front and back directions of the left end of the upper soft magnetic horizontal plate 3-2 are inserted into the upper horizontal slot 6-4-1, the front and back directions of the left end of the lower soft magnetic horizontal plate 3-3 are inserted into the lower horizontal slot 6-4-2, the front and back directions of the soft magnetic vertical plate, the right ends of the upper soft magnetic horizontal plate 3-2 and the lower soft magnetic horizontal plate 3-3 are inserted into the C-shaped vertical slot 6-3-1, and the mounting hole 3-1-1 on the soft magnetic vertical plate is over against the notch of the through slot 6-1; the first permanent magnet 1 is arranged in the upper installation cavity 6-4-3 and adsorbed on the lower surface of the left end of the upper soft magnetic horizontal plate 3-2, and the second permanent magnet 2 is arranged in the lower installation cavity 6-4-4 and adsorbed on the upper surface of the left end of the lower soft magnetic horizontal plate 3-3; the soft magnetic plate 4 is of a T-shaped structure, the poking end of the soft magnetic plate 4 is inserted into the space between the first permanent magnet 1 and the second permanent magnet 2 and extends out of the first through groove 9-4, the soft magnetic plate 4 is rotatably supported on two fulcrum parts, and the soft magnetic plate 4 is arranged in such a way so as to increase the contact surface and improve the number of magnetic lines of force passing through the soft magnetic plate 4.
The utility model discloses a wireless switch, including the radio frequency control board, be used for controlling consumer's switch and foretell power generation facility, power generation facility's coil 5 and radio frequency control board electric connection, the power supply is given to radio frequency control board to coil generating current among the power generation facility, can realize passive wireless on-off control.
The utility model discloses a two magnet power generation facility and have this power generation facility's wireless switch, power generation facility magnetic circuit is simple, and it is convenient to make, low in manufacturing cost, and the equipment is swift, and the generating efficiency is high, and the electric current is strong, and the power supply volume is sufficient, and wireless switch can realize passive wireless formula on-off control.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (6)
1. A dual magnet power generation device, includes coil pack and permanent magnet subassembly, its characterized in that: the permanent magnet assembly comprises a soft magnetic frame, a first permanent magnet (1) and a second permanent magnet (2) which are arranged oppositely from top to bottom, the soft magnetic frame comprises a soft magnetic vertical plate (3-1), and the upper end and the lower end of the soft magnetic vertical plate (3-1) are bent leftwards by 90 degrees to form an upper soft magnetic horizontal plate (3-2) and a lower soft magnetic horizontal plate (3-3) respectively; the soft magnetic vertical plate (3-1) is provided with a mounting hole (3-1-1), the first permanent magnet (1) is adsorbed on the lower surface of the left end of the upper soft magnetic horizontal plate (3-2), and the second permanent magnet (2) is adsorbed on the upper surface of the left end of the lower soft magnetic horizontal plate (3-3);
the coil component comprises a soft magnetic plate (4) and a coil (5), the soft magnetic plate (4) can be rotatably arranged relative to the permanent magnet component, the right end of the soft magnetic plate (4) penetrates through the mounting hole (3-1-1), and the left end of the soft magnetic plate (4) penetrates between the first permanent magnet (1) and the second permanent magnet (2); the coil (5) is wound in the middle of the soft magnetic plate (4);
in an initial state, the left end and the right end of the soft magnetic plate (4) are respectively contacted with the second permanent magnet (2) and the inner top surface of the mounting hole (3-1-1) to form a second closed magnetic circuit; when the soft magnetic plate (4) rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate (4) are respectively contacted with the inner bottom surfaces of the first permanent magnet (1) and the mounting hole (3-1-1) to form a first closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate (4) in the first closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate (4) in the second closed magnetic circuit.
2. A dual magnet power plant according to claim 1, wherein: the gap between the first permanent magnet (1) and the second permanent magnet (2) is equal to the distance between the inner top surface and the inner bottom surface in the mounting hole (3-1-1).
3. A dual magnet power plant according to claim 1, wherein: the coil seat is internally provided with a through groove (6-1), and the soft magnetic plate (4) can be rotatably arranged in the through groove (6-1) relative to the coil seat; the coil base comprises a coil winding section (6-2) for winding a coil, and a first soft magnetic fixing section (6-3) and a second soft magnetic fixing section (6-4) which are fixedly arranged at two ends of the coil winding section (6-2), wherein the rear side surface of the first soft magnetic fixing section (6-3) is provided with a C-shaped vertical slot (6-3-1) which is convenient for the soft magnetic vertical plate (3-1) and the right ends of the upper soft magnetic horizontal plate (3-2) and the lower soft magnetic horizontal plate (3-3) to be inserted in the front-back direction and can ensure that the mounting hole (3-1-1) is just opposite to the notch of the through slot (6-1); the rear side surface of the second soft magnetic fixing section (6-4) is provided with an upper horizontal slot (6-4-1) and a lower horizontal slot (6-4-2) which are convenient for the left ends of the upper soft magnetic horizontal plate (3-2) and the lower soft magnetic horizontal plate (3-3) to be inserted in the front-back direction; the left end face of the second soft magnetic fixed section (6-4) is concavely provided with an upper mounting cavity (6-4-3) for mounting the first permanent magnet (1) and a lower mounting cavity (6-4-4) for mounting the second permanent magnet (2); the upper horizontal slot (6-4-1) is communicated with the through slot (6-1) through the upper mounting cavity (6-4-3), and the lower horizontal slot (6-4-2) is communicated with the through slot (6-1) through the lower mounting cavity (6-4-4).
4. A dual magnet power plant according to claim 3, wherein: two fulcrum parts which are opposite to each other and are used as the rotating fulcrum of the soft magnetic plate (4) are arranged on the inner wall of the through groove (6-1).
5. A dual magnet power plant according to claim 1, wherein: the lower surface of the first permanent magnet (1) is fixedly provided with an upper magnetic conduction plate, and the upper surface of the second permanent magnet (2) is fixedly provided with a lower magnetic conduction plate.
6. A wireless switch, characterized by: comprising a radio frequency control board, a switch for controlling the electric equipment and the electric generating apparatus of any one of claims 1 to 5, wherein the coil (5) of the electric generating apparatus is electrically connected with the radio frequency control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393662.7U CN212909312U (en) | 2020-07-15 | 2020-07-15 | Double-magnet power generation device and wireless switch with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393662.7U CN212909312U (en) | 2020-07-15 | 2020-07-15 | Double-magnet power generation device and wireless switch with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212909312U true CN212909312U (en) | 2021-04-06 |
Family
ID=75288380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021393662.7U Active CN212909312U (en) | 2020-07-15 | 2020-07-15 | Double-magnet power generation device and wireless switch with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212909312U (en) |
-
2020
- 2020-07-15 CN CN202021393662.7U patent/CN212909312U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112104184A (en) | Self-generating device and wireless switch using same | |
| CN212909312U (en) | Double-magnet power generation device and wireless switch with same | |
| CN212785124U (en) | Self-generating device and wireless switch using same | |
| CN212909311U (en) | C-type double-magnet miniature self-generating device and wireless switch applying same | |
| CN208674014U (en) | A kind of reduction contact back springing type relay | |
| CN111416495A (en) | Independent double-magnet seesaw type miniature power generation device and wireless switch with same | |
| CN111478548A (en) | C-type double-magnet micro power generation device and wireless switch with same | |
| CN212909310U (en) | Independent double-magnet rocker type micro power generation device and wireless switch using same | |
| CN212183372U (en) | Miniature dual-magnet self-generating device and wireless switch with same | |
| CN212588251U (en) | Enhanced double-magnet self-generating device and wireless switch with same | |
| CN213305227U (en) | Toggle type self-generating device and wireless switch with same | |
| CN213521620U (en) | Two-end double-magnet self-generating device and wireless switch using same | |
| CN212063802U (en) | Button with miniature self-generating device | |
| CN210271955U (en) | Push switch potentiometer | |
| CN213402768U (en) | Self-generating device and wireless switch | |
| CN107994752B (en) | Self-generating device and wireless switch with same | |
| CN208078856U (en) | A kind of self-generating device and the wireless switching with the power generator | |
| CN111865032A (en) | Double-magnet horizontal toggle type self-generating device and wireless switch with same | |
| CN207250359U (en) | A kind of embedded household electrical appliances intelligent switch | |
| CN207690739U (en) | A kind of buckle releaser of miniature circuit breaker | |
| CN111799978A (en) | Double-magnet seesaw type power generation device and wireless switch with same | |
| CN213402769U (en) | Single-magnet self-generating device and wireless switch | |
| CN207611696U (en) | A kind of wireless passive switch | |
| CN2129972Y (en) | High sensitive mini relay | |
| CN214591085U (en) | Unilateral contact type toggle type self-generating device and wireless switch using same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210517 Address after: No.1655, building 4, heimudan Science Park, Tianning District, Changzhou City, Jiangsu Province, 213000 Patentee after: Changzhou magneto optic New Energy Technology Co.,Ltd. Address before: 213032 No. 666 Liaohe Road, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU INSTITUTE OF TECHNOLOGY |
|
| TR01 | Transfer of patent right |