CN111478548A - C-type double-magnet micro power generation device and wireless switch with same - Google Patents
C-type double-magnet micro power generation device and wireless switch with same Download PDFInfo
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- CN111478548A CN111478548A CN202010484434.9A CN202010484434A CN111478548A CN 111478548 A CN111478548 A CN 111478548A CN 202010484434 A CN202010484434 A CN 202010484434A CN 111478548 A CN111478548 A CN 111478548A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/17—Stator cores with permanent magnets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/34—Reciprocating, oscillating or vibrating parts of the magnetic circuit
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Abstract
The invention discloses a C-type double-magnet micro power generation device and a wireless switch with the same. The power generation device comprises a coil assembly and a permanent magnet assembly, wherein the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet and a C-shaped soft magnetic frame, the coil assembly comprises a soft magnetic plate and a coil, the soft magnetic plate can be rotatably arranged in a C-shaped cavity of the C-shaped soft magnetic frame relative to the permanent magnet assembly, and in an initial state, the left end and the right end of the soft magnetic plate are connected with the right end of an upper soft magnetic plate and the left end of a lower soft magnetic plate through the second permanent magnet to form a first 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 connected with the left end of the upper soft magnetic plate and the right end of the lower soft magnetic plate through the first permanent magnet to form a second closed magnetic circuit. The wireless switch comprises a radio frequency control board, a switch for controlling electric equipment and a self-generating device, wherein a coil of the self-generating device is electrically connected with the radio frequency control board.
Description
Technical Field
The invention relates to a power generation device, in particular to a C-type double-magnet micro power generation device and a wireless switch with the same.
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 electromagnetic 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 invention
The invention aims to overcome the defects and provides the C-type double-magnet micro power generation device and the wireless switch with the power generation device.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention discloses a C-type double-magnet micro power generation device, which comprises a coil component and a permanent magnet component, wherein the permanent magnet component comprises a first permanent magnet, a second permanent magnet and a C-shaped soft magnetic frame, and the C-shaped soft magnetic frame comprises an upper soft magnetic plate, a lower soft magnetic plate and a middle soft magnetic plate connected with the upper soft magnetic plate and the lower soft magnetic plate; the first permanent magnet and the second permanent magnet are both arranged in a C-shaped cavity of the C-shaped soft magnetic frame, the first permanent magnet is fixed at the left end of the upper soft magnetic plate, and the second permanent magnet is fixed at the left end of the lower soft magnetic plate; or the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet, a C-shaped soft magnetic frame, an upper magnetic conduction plate and a lower magnetic conduction plate, wherein the C-shaped soft magnetic frame comprises an upper soft magnetic plate, a lower soft magnetic plate and a middle soft magnetic plate connected with the upper soft magnetic plate and the lower soft magnetic plate; the first permanent magnet and the second permanent magnet are both arranged in a C-shaped cavity of the C-shaped soft magnetic frame, the first permanent magnet is fixed between the left end of the upper soft magnetic plate and the upper magnetic conduction plate, and the second permanent magnet is fixed between the left end of the lower soft magnetic plate and the lower magnetic conduction plate;
the coil assembly comprises a soft magnetic plate and a coil, and the coil is wound on the middle part of the soft magnetic plate; the soft magnetic plate can be rotatably arranged in a C-shaped cavity of the C-shaped soft magnetic frame relative to the permanent magnet assembly, and in an initial state, the left end and the right end of the soft magnetic plate are connected with the right end of the upper soft magnetic plate and the left end of the lower soft magnetic plate through the second permanent magnet to form a first 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 connected with the left end of the upper soft magnetic plate and the right end of the lower soft magnetic plate through the first permanent magnet to form a second 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, notches are formed in the middle positions of the upper soft magnetic plate and the lower soft magnetic plate.
Furthermore, cushion blocks are fixedly arranged at the right end of the upper soft magnetic plate and the right end of the lower soft magnetic plate; the gap between the first permanent magnet and the second permanent magnet is equal to the gap between the two cushion blocks; the cushion block is made of soft magnetic materials or permanent magnet materials.
Furthermore, an upper vertical plate is integrally formed at the right end of the upper soft magnetic plate, and a lower vertical plate is integrally formed at the right end of the lower soft magnetic plate; the clearance between the upper vertical plate and the lower vertical plate is equal to the clearance between the first permanent magnet and the second permanent magnet.
The invention discloses a C-shaped double-magnet micro power generation device which comprises a coil component and a permanent magnet component, wherein the permanent magnet component comprises a first permanent magnet, a second permanent magnet and two C-shaped soft magnetic frames which are arranged oppositely, and the two C-shaped soft magnetic frames are connected together to form a rectangular cavity; the first permanent magnet and the second permanent magnet are both arranged in the rectangular cavity, the first permanent magnet is fixed at the left end of the upper surface of the rectangular cavity, and the second permanent magnet is fixed at the left end of the lower surface of the rectangular cavity; or the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet, two C-shaped soft magnetic frames which are arranged oppositely, an upper magnetic conduction plate and a lower magnetic conduction plate, and the two C-shaped soft magnetic frames are connected together to form a rectangular cavity; the first permanent magnet and the second permanent magnet are both arranged in the rectangular cavity, the first permanent magnet is fixed between the left end of the upper surface of the rectangular cavity and the upper magnetic conductive plate, and the second permanent magnet is fixed between the left end of the lower surface of the rectangular cavity and the lower magnetic conductive plate;
the coil assembly comprises a soft magnetic plate and a coil, and the coil is wound on the middle part of the soft magnetic plate; the soft magnetic plate can be rotatably arranged in the rectangular cavity relative to the permanent magnet assembly, and in an initial state, the left end and the right end of the soft magnetic plate are connected with the left end of the lower surface of the rectangular cavity and the right end of the upper surface of the rectangular cavity through the second permanent magnet to form a third closed magnetic circuit; after the soft magnetic plate rotates relative to the permanent magnet assembly, the left end and the right end of the soft magnetic plate are connected with the left end of the upper surface of the rectangular cavity and the right end of the lower surface of the rectangular cavity through the first permanent magnet to form a fourth closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate in the third closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate in the fourth closed magnetic circuit.
Furthermore, the two C-shaped soft magnetic frames are oppositely arranged left and right, and notches are formed in the middle positions of the upper soft magnetic plate and the lower soft magnetic plate of the C-shaped soft magnetic frames.
Furthermore, the two C-shaped soft magnetic frames are arranged oppositely up and down.
Furthermore, cushion blocks are fixedly arranged at the right end of the upper surface of the rectangular cavity and the right end of the lower surface of the rectangular cavity; the gap between the first permanent magnet and the second permanent magnet is equal to the gap between the two cushion blocks; the cushion block is made of soft magnetic materials or permanent magnet materials.
Furthermore, an upper vertical plate is integrally formed at the right end of the upper surface of the rectangular cavity, and a lower vertical plate is integrally formed at the right end of the lower surface of the rectangular cavity; the clearance between the first permanent magnet and the second permanent magnet is equal to the clearance between the upper vertical plate and the lower vertical plate.
The invention relates to a wireless switch, a radio frequency control panel, a switch for controlling electric equipment and the self-generating device.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) the invention relates to a C-type double-magnet micro power generation device, which is characterized in that in an initial state, the left end and the right end of a soft magnetic plate are connected with the right end of an upper soft magnetic plate and the left end of a lower soft magnetic plate through second permanent magnets to form a first closed magnetic circuit; or in an initial state, the left end and the right end of the soft magnetic plate are connected with the left end of the lower surface of the rectangular cavity and the right end of the upper surface of the rectangular cavity through the second permanent magnet to form a third closed magnetic circuit; the direction of magnetic lines of force passing through the soft magnetic plate is changed by controlling the soft magnetic plate to rotate relative to the permanent magnet assembly, the coil generates current according to the electromagnetic induction principle, and a closed magnetic circuit is formed, so that the magnetic flux passing through the coil is maximized, the power generation efficiency is high, the current is strong, and the power supply quantity is sufficient;
(2) the permanent magnet assembly and the coil assembly of the C-type double-magnet micro power generation device have few components, and the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet and a C-shaped soft magnetic frame, or the permanent magnet assembly comprises a first permanent magnet, a second permanent magnet and two C-shaped soft magnetic frames which are oppositely arranged; the coil assembly comprises a soft magnetic plate and a coil; the closed magnetic circuit formed by matching the permanent magnet assembly and the coil assembly is simple, convenient to manufacture, low in manufacturing cost and quick to assemble;
(3) according to the C-type double-magnet micro power generation device, the soft magnetic plate can be rotatably arranged in the C-shaped cavity of the C-shaped soft magnetic frame relative to the permanent magnet assembly, or the soft magnetic plate can be rotatably arranged in the rectangular cavity relative to the permanent magnet assembly, so that a seesaw type switch which can be pressed at one side or two sides can be made according to the requirement;
(4) according to the C-type double-magnet micro power generation device, the notches are formed in the middle positions of the upper soft magnetic plate and the lower soft magnetic plate, so that materials are saved, and the manufacturing cost is further reduced;
(5) the invention relates to a wireless switch, which comprises a radio frequency control panel, a switch for controlling electric equipment and a self-generating device, wherein a coil of the self-generating device is electrically connected with the radio frequency control panel, and the coil of the self-generating device generates current to supply power to the radio frequency control panel, so that the control of a passive wireless switch can be realized.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment 1 of a C-type dual-magnet micro-generator according to the present invention;
FIG. 2 is a schematic structural diagram of an embodiment 2 of a C-type dual-magnet micro-generator according to the present invention;
FIG. 3 is a schematic structural view of a further improved C-type dual-magnet micro-generator in accordance with an embodiment 1 of the present invention;
FIG. 4 is a schematic structural diagram of an embodiment 5 of a C-type dual-magnet micro-generator according to the present invention;
FIG. 5 is a schematic structural diagram of an embodiment 3 of a C-type dual-magnet micro-generator according to the present invention;
FIG. 6 is a schematic structural diagram of a mounting base I in embodiment 1 of a C-type dual-magnet micro-generator according to the present invention;
FIG. 7 is a schematic structural diagram of a mounting seat II in embodiment 3 of a C-type dual-magnet micro-generator of the present invention;
fig. 8 is a sectional view of an assembly structure of a coil block and a permanent magnet block in embodiment 3 of a C-type dual-magnet micro generator according to the present invention.
The reference numerals in the schematic drawings illustrate: 1. a first permanent magnet; 2. a second permanent magnet; 3. a C-shaped soft magnetic frame; 3-1, an upper soft magnetic plate; 3-2, a lower soft magnetic plate; 3-3, an intermediate soft magnetic plate; 3-4, groove cutting; 3-5, an upper vertical plate; 3-6, lower vertical plate; 4. a soft magnetic plate; 5. a coil; 6. cushion blocks; 7. a mounting seat I; 7-1, a coil winding section I; 7-2, a soft magnetic frame fixing section I; 7-3, a first upper plug hole; 7-4, a first lower plug hole; 7-5, a first mounting cavity; 7-6, a first connecting cavity; 8. a mounting base II; 8-1, and a coil winding section II; 8-2, a soft magnetic frame fixing section II; 8-3, a second mounting cavity; 8-4, a second connecting cavity; 8-5 and a fulcrum part.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Example 1
With reference to fig. 1, the C-type dual-magnet micro power generation device of the present embodiment includes a coil component and a permanent magnet component, the permanent magnet component includes a first permanent magnet 1, a second permanent magnet 2, and a C-shaped soft magnetic frame 3, the C-shaped soft magnetic frame 3 includes an upper soft magnetic plate 3-1, a lower soft magnetic plate 3-2, and a middle soft magnetic plate 3-3 connecting the upper soft magnetic plate 3-1 and the lower soft magnetic plate 3-2; the first permanent magnet 1 and the second permanent magnet 2 are both arranged in a C-shaped cavity of the C-shaped soft magnetic frame 3, the first permanent magnet 1 is fixed at the left end of the upper soft magnetic plate 3-1, and the second permanent magnet 2 is fixed at the left end of the lower soft magnetic plate 3-2; the coil component comprises a soft magnetic plate 4 and a coil 5, and the coil 5 is wound on the middle part of the soft magnetic plate 4; the soft magnetic plate 4 can be rotatably arranged in a C-shaped cavity of the C-shaped soft magnetic frame 3 relative to the permanent magnet assembly, and in an initial state, the left end and the right end of the soft magnetic plate 4 are connected with the right end of the upper soft magnetic plate 3-1 and the left end of the lower soft magnetic plate 3-2 through the second permanent magnet 2 to form a first 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 connected with the left end of the upper soft magnetic plate 3-1 and the right end of the lower soft magnetic plate 3-2 through the first permanent magnet 1 to form a second 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; the direction of magnetic lines of force passing through the soft magnetic plate is changed by controlling the soft magnetic plate to rotate relative to the permanent magnet assembly, the coil generates current according to the electromagnetic induction principle, and a closed magnetic circuit is formed, so that the magnetic flux passing through the coil is maximized, the power generation efficiency is high, the current is strong, and the power supply quantity is sufficient;
in order to further reduce the manufacturing cost, notches 3-4 (shown in figure 3) are formed in the middle positions of the upper soft magnetic plate 3-1 and the lower soft magnetic plate 3-2, and manufacturing materials are saved.
The specific coil component and permanent magnet component assembly structure is as follows: the mounting seat I7 (shown in figure 6) comprises a coil winding section I7-1 and two soft magnetic frame fixing sections I7-2 formed at the left end and the right end of the coil winding section I7-1; the side surfaces of the two soft magnetic frame fixing sections I7-2 are respectively provided with a first upper plug-in hole 7-3 and a first lower plug-in hole 7-4 for the upper soft magnetic plate and the lower soft magnetic plate to be inserted into; the end faces of the two soft magnetic frame fixing sections I7-2 are recessed inwards to form two first mounting cavities 7-5 for communicating the first upper inserting holes 7-3 with the first lower inserting holes 7-4; the middle part of the mounting seat I7 is provided with a first connecting cavity 7-6 which penetrates through the mounting seat I7 from left to right, the left end and the right end of the first connecting cavity 7-6 are communicated with two first mounting cavities 7-5 on the left side and the right side, and the width of the first mounting cavity 7-5 is larger than that of the first connecting cavity 7-6; the left end and the right end of an upper soft magnetic plate 3-1 of the C-shaped soft magnetic frame 3 are respectively inserted into the left first upper inserting hole 7-3 and the right end of a lower soft magnetic plate 3-2 of the C-shaped soft magnetic frame 3 are respectively inserted into the left first lower inserting hole 7-4 and the right first lower inserting hole 7-4; the first permanent magnet 1 and the second permanent magnet 2 are arranged in the two first mounting cavities 7-5 on the right side, the first permanent magnet 1 is adsorbed at the left end of the upper soft magnetic plate 3-1, and the second permanent magnet 2 is adsorbed at the left end of the lower soft magnetic plate 3-2; the coil 5 is wound on a coil winding section I7-1; the soft magnetic plate 4 is rotatably arranged in the first connecting cavity 7-6, the driving end of the soft magnetic plate extends out of the mounting seat I, and the driving end of the soft magnetic plate 4 is fixedly provided with an energy storage elastic sheet and can be made into a seesaw type switch which can be pressed at one side or two sides according to requirements; two fulcrum parts 8-5 which are opposite to each other and are used as the rotating fulcrum of the soft magnetic plate I are arranged on the inner wall of the first connecting cavity 7-6; the permanent magnet assembly and the coil assembly have few components, and a closed magnetic circuit formed by matching the permanent magnet assembly and the coil assembly is simple, convenient to manufacture, low in manufacturing cost and quick to assemble;
in order to ensure that the fulcrum part 8-5 is positioned in the middle of two contact points of the soft magnetic plate, cushion blocks 6 are fixedly arranged at the right end of the upper soft magnetic plate 3-1 and the right end of the lower soft magnetic plate 3-2 (see figure 1); the gap between the first permanent magnet 1 and the second permanent magnet 2 is equal to the gap between the two cushion blocks 6; the cushion block 6 is made of soft magnetic materials or permanent magnet materials; after the two cushion blocks 6 are arranged in the first mounting cavity 7-5 on the left side, the two cushion blocks 6 are fixedly connected with the right end of the upper soft magnetic plate 3-1 and the right end of the lower soft magnetic plate 3-2 respectively.
In order to maximize the magnetic force lines passing through the soft magnetic plate 4, the C-type dual-magnet micro-generator of the present embodiment further includes an upper magnetic conductive plate 10 and a lower magnetic conductive plate 11 (see fig. 3), the upper magnetic conductive plate 10 is fixed on the lower surface of the first permanent magnet 1, the lower magnetic conductive plate 11 is fixed on the upper surface of the second permanent magnet 2, the magnetic force lines can be gathered by using the magnetic conductive plates, and the magnetic force lines passing through the soft magnetic plate 4 can be further maximized.
In the wireless switch of the embodiment, the radio frequency control board, the switch for controlling the electric equipment and the self-generating device are electrically connected with the coil of the self-generating device.
Example 2
With reference to fig. 2, the basic structure of a C-type dual-magnet micro-generator of this embodiment is the same as that of embodiment 1, except that: an upper vertical plate 3-5 is integrally formed at the right end of the upper soft magnetic plate 3-1, and a lower vertical plate 3-6 is integrally formed at the right end of the lower soft magnetic plate 3-2; the gap between the upper vertical plate 3-5 and the lower vertical plate 3-6 is equal to the gap between the first permanent magnet 1 and the second permanent magnet 2; one side surfaces of the two first installation cavities 7-5 on the left side of the installation seat I7 penetrate through the soft magnetic frame fixing sections I7-2, so that when the right end of the upper soft magnetic plate 3-1 and the right end of the lower soft magnetic plate 3-2 are inserted into the first upper inserting hole 7-3 and the first lower inserting hole 7-4 respectively, the upper vertical plate 3-5 and the lower vertical plate 3-6 are inserted into the upper first installation cavity 7-5 and the lower first installation cavity 7-5 together.
Example 3
With reference to fig. 5, the C-type dual-magnet micro power generation device of the present embodiment includes a coil component and a permanent magnet component, where the permanent magnet component includes a first permanent magnet 1, a second permanent magnet 2, and two C-shaped soft magnetic frames 3 arranged in opposite directions, the two C-shaped soft magnetic frames 3 are arranged in opposite directions, and the two C-shaped soft magnetic frames 3 are connected together to form a rectangular cavity; the first permanent magnet 1 and the second permanent magnet 2 are both arranged in the rectangular cavity, the first permanent magnet 1 is fixed at the left end of the upper surface of the rectangular cavity, and the second permanent magnet 2 is fixed at the left end of the lower surface of the rectangular cavity; the coil component comprises a soft magnetic plate 4 and a coil 5, and the coil 5 is wound on the middle part of the soft magnetic plate 4; the soft magnetic plate 4 can be rotatably arranged in the rectangular cavity relative to the permanent magnet assembly, and in an initial state, the left end and the right end of the soft magnetic plate 4 are connected with the left end of the lower surface of the rectangular cavity and the right end of the upper surface of the rectangular cavity through the second permanent magnet 2 to form a third closed magnetic circuit; after 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 connected with the left end of the upper surface of the rectangular cavity and the right end of the lower surface of the rectangular cavity through the first permanent magnet 1 to form a fourth closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate 4 in the third closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate 4 in the fourth closed magnetic circuit; the direction of magnetic lines of force passing through the soft magnetic plate 4 is changed by controlling the soft magnetic plate 4 to rotate relative to the permanent magnet assembly, the coil generates current according to the electromagnetic induction principle, and a closed magnetic circuit is formed, so that the magnetic flux passing through the coil is maximized, the power generation efficiency is high, the current is strong, and the power supply quantity is sufficient;
the specific coil component and permanent magnet component assembly structure is as follows (see fig. 8): the two C-shaped soft magnetic frames 3 are fixed together in an up-and-down surrounding manner, and the mounting seat II 8 is arranged in a rectangular cavity formed by the two C-shaped soft magnetic frames; the mounting seat II 8 (shown in figure 7) comprises a coil winding section II 8-1 and two soft magnetic frame fixing sections II 8-2 formed at the left end and the right end of the coil winding section II 8-1; the end surfaces of the two soft magnetic frame fixing sections II 8-2 are recessed inwards to form two second mounting cavities 8-3, the second mounting cavity 8-3 at the upper side penetrates through the upper surface of the soft magnetic frame fixing section II 8-2, and the second mounting cavity 8-3 at the lower side penetrates through the lower surface of the soft magnetic frame fixing section II 8-2; a second connecting cavity 8-4 penetrating through the mounting base II 8 from left to right is arranged in the mounting base II 8, the left end and the right end of the second connecting cavity 8-4 are respectively communicated with two second mounting cavities 8-3 on the left side and the right side, and the width of the second connecting cavity 8-4 is smaller than that of the second mounting cavity 8-3; after the first permanent magnet 1 and the second permanent magnet 2 are respectively arranged in the two second mounting cavities 8-3 on the right side, the first permanent magnet 1 is adsorbed at the left end of the middle soft magnetic plate 3-3 of the C-shaped soft magnetic frame 3 on the upper side, and the second permanent magnet 2 is adsorbed at the left end of the middle soft magnetic plate 3-3 of the C-shaped soft magnetic frame 3 on the lower side; the coil 5 is wound on the coil winding section II 8-1; the soft magnetic plate 4 is rotatably arranged in the second connecting cavity 8-4, the driving end of the soft magnetic plate 4 extends out of the mounting seat II, and the soft magnetic plate 4 is supported between two fulcrum parts 8-5 which are formed on the inner wall of the second connecting cavity 8-4 and used as rotating fulcrums of the soft magnetic plate; the driving end of the soft magnetic plate 4 is fixedly provided with an energy storage elastic sheet;
in order to ensure that the fulcrum part 8-5 is positioned in the middle of two contact points of the soft magnetic plate, cushion blocks 6 are fixedly arranged at the right end of the upper surface of the rectangular cavity and the right end of the lower surface of the rectangular cavity; the gap between the first permanent magnet 1 and the second permanent magnet 2 is equal to the gap between the two cushion blocks 6; the cushion block 6 is made of soft magnetic materials or permanent magnet materials; particularly, cushion blocks 6 are fixedly arranged at the right end of the middle soft magnetic plate 3-3 of the C-shaped soft magnetic frame 3 at the upper side and the right end of the middle soft magnetic plate 3-3 of the C-shaped soft magnetic frame 3 at the lower side in the embodiment;
in order to maximize the magnetic force lines passing through the soft magnetic plate 4, the C-type dual-magnet micro-generator of the embodiment further includes an upper magnetic conductive plate 10 and a lower magnetic conductive plate 11, the upper magnetic conductive plate 10 is fixed on the lower surface of the first permanent magnet 1, the lower magnetic conductive plate 11 is fixed on the upper surface of the second permanent magnet 2, the magnetic force lines can be gathered by using the magnetic conductive plates, and the magnetic force lines passing through the soft magnetic plate 4 can be further maximized.
In the wireless switch of the embodiment, the radio frequency control board, the switch for controlling the electric equipment and the self-generating device are electrically connected with the coil of the self-generating device.
Example 4
The basic structure of a C-type dual-magnet micro-generator of this embodiment is the same as that of embodiment 3, except that: an upper vertical plate 3-5 is integrally formed at the right end of the upper surface of the rectangular cavity, and a lower vertical plate 3-6 is integrally formed at the right end of the lower surface of the rectangular cavity; the gap between the first permanent magnet 1 and the second permanent magnet 2 is equal to the gap between the upper vertical plate 3-5 and the lower vertical plate 3-6; specifically, in the embodiment, an upper vertical plate 3-5 is integrally formed at the right end of the middle soft magnetic plate 3-3 of the upper C-shaped soft magnetic frame 3, and a lower vertical plate 3-6 is integrally formed at the right end of the middle soft magnetic plate 3-3 of the lower C-shaped soft magnetic frame 3.
Example 5
With reference to fig. 4, the basic structure of a C-type dual-magnet micro-generator of this embodiment is the same as that of embodiment 3, except that: the two C-shaped soft magnetic frames 3 are arranged in the left-right direction; the two C-shaped soft magnetic frames 3 are fixed together in a left-right embracing way; the left ends of upper soft magnetic plates 3-1 of the two C-shaped soft magnetic frames 3 are connected together through a first permanent magnet 1 arranged in a second mounting cavity at the upper right side; the left ends of the lower soft magnetic plates 3-2 of the two C-shaped soft magnetic frames 3 are connected together through a second permanent magnet 2 arranged in a second mounting cavity on the lower right side;
in order to ensure that the fulcrum part 8-5 is positioned in the middle of two contact points of the soft magnetic plates, the right ends of the upper soft magnetic plates 3-1 of the two C-shaped soft magnetic frames 3 are connected together through a cushion block 6 of a second mounting cavity arranged on the left upper side; the right ends of the lower soft magnetic plates 3-2 of the two C-shaped soft magnetic frames 3 are connected together through a cushion block 6 of a second mounting cavity arranged on the left lower side.
In order to further reduce the manufacturing cost, notches 3-4 are formed in the middle positions of an upper soft magnetic plate 3-1 and a lower soft magnetic plate 3-2 of the C-shaped soft magnetic frame 3, and manufacturing materials are saved.
Example 6
The basic structure of a C-type dual-magnet micro-generator of this embodiment is the same as that of embodiment 5, except that: an upper vertical plate 3-5 is integrally formed at the right end of the upper soft magnetic plate 3-1, and a lower vertical plate 3-6 is integrally formed at the right end of the lower soft magnetic plate 3-2.
The C-type double-magnet micro power generation device and the wireless switch with the power generation device have the advantages that the magnetic circuit of the self power generation device is simple, the manufacturing is convenient, the power generation efficiency is high, the current is strong, the power supply quantity is sufficient, and the wireless switch can realize passive wireless switch control.
The present invention and its embodiments have been described above schematically, without limitation, 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, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. The utility model provides a miniature power generation facility of two magnets of C type, includes coil pack and permanent magnet subassembly, its characterized in that: the permanent magnet assembly comprises a first permanent magnet (1), a second permanent magnet (2) and a C-shaped soft magnetic frame (3), wherein the C-shaped soft magnetic frame (3) comprises an upper soft magnetic plate (3-1), a lower soft magnetic plate (3-2) and a middle soft magnetic plate (3-3) connected with the upper soft magnetic plate (3-1) and the lower soft magnetic plate (3-2); the first permanent magnet (1) and the second permanent magnet (2) are both arranged in a C-shaped cavity of the C-shaped soft magnetic frame (3), the first permanent magnet (1) is fixed at the left end of the upper soft magnetic plate (3-1), and the second permanent magnet (2) is fixed at the left end of the lower soft magnetic plate (3-2); or the permanent magnet assembly comprises a first permanent magnet (1), a second permanent magnet (2), a C-shaped soft magnetic frame (3), an upper magnetic conductive plate (10) and a lower magnetic conductive plate (11), wherein the C-shaped soft magnetic frame (3) comprises an upper soft magnetic plate (3-1), a lower soft magnetic plate (3-2) and a middle soft magnetic plate (3-3) connected with the upper soft magnetic plate (3-1) and the lower soft magnetic plate (3-2); the first permanent magnet (1) and the second permanent magnet (2) are both arranged in a C-shaped cavity of the C-shaped soft magnetic frame (3), the first permanent magnet (1) is fixed between the left end of the upper soft magnetic plate (3-1) and the upper magnetic conductive plate (10), and the second permanent magnet (2) is fixed between the left end of the lower soft magnetic plate (3-2) and the lower magnetic conductive plate (11);
the coil assembly comprises a soft magnetic plate (4) and a coil (5), and the coil (5) is wound on the middle part of the soft magnetic plate (4); the soft magnetic plate (4) can be rotatably arranged in a C-shaped cavity of the C-shaped soft magnetic frame (3) relative to the permanent magnet assembly; in an initial state, the left end and the right end of the soft magnetic plate (4) are connected with the right end of the upper soft magnetic plate (3-1) and the left end of the lower soft magnetic plate (3-2) through the second permanent magnet (2) to form a first 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 connected with the left end of the upper soft magnetic plate (3-1) and the right end of the lower soft magnetic plate (3-2) through the first permanent magnet (1) to form a second 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. The C-type dual-magnet micro-generator of claim 1, wherein: notches (3-4) are formed in the middle positions of the upper soft magnetic plate (3-1) and the lower soft magnetic plate (3-2).
3. The C-type dual-magnet micro-generator of claim 1, wherein: cushion blocks (6) are fixedly arranged at the right end of the upper soft magnetic plate (3-1) and the right end of the lower soft magnetic plate (3-2); the gap between the first permanent magnet (1) and the second permanent magnet (2) is equal to the gap between the two cushion blocks (6); the cushion block (6) is made of soft magnetic materials or permanent magnet materials.
4. The C-type dual-magnet micro-generator of claim 1, wherein: an upper vertical plate (3-5) is integrally formed at the right end of the upper soft magnetic plate (3-1), and a lower vertical plate (3-6) is integrally formed at the right end of the lower soft magnetic plate (3-2); the gap between the upper vertical plate (3-5) and the lower vertical plate (3-6) is equal to the gap between the first permanent magnet (1) and the second permanent magnet (2).
5. The utility model provides a miniature power generation facility of two magnets of C type, includes coil pack and permanent magnet subassembly, its characterized in that: the permanent magnet assembly comprises a first permanent magnet (1), a second permanent magnet (2) and two C-shaped soft magnetic frames (3) which are arranged oppositely, wherein the two C-shaped soft magnetic frames (3) are connected together to form a rectangular cavity; the first permanent magnet (1) and the second permanent magnet (2) are both arranged in the rectangular cavity, the first permanent magnet (1) is fixed at the left end of the upper surface of the rectangular cavity, and the second permanent magnet (2) is fixed at the left end of the lower surface of the rectangular cavity; or the permanent magnet assembly comprises a first permanent magnet (1), a second permanent magnet (2), two C-shaped soft magnetic frames (3) which are arranged oppositely, an upper magnetic conduction plate (10) and a lower magnetic conduction plate (11), and the two C-shaped soft magnetic frames (3) are connected together to form a rectangular cavity; the first permanent magnet (1) and the second permanent magnet (2) are both arranged in the rectangular cavity, the first permanent magnet (1) is fixed between the left end of the upper surface of the rectangular cavity and the upper magnetic conductive plate (10), and the second permanent magnet (2) is fixed between the left end of the lower surface of the rectangular cavity and the lower magnetic conductive plate (11);
the coil assembly comprises a soft magnetic plate (4) and a coil (5), and the coil (5) is wound on the middle part of the soft magnetic plate (4); the soft magnetic plate (4) can be rotatably arranged in the rectangular cavity relative to the permanent magnet assembly; in an initial state, the left end and the right end of the soft magnetic plate (4) are connected with the left end of the lower surface of the rectangular cavity and the right end of the upper surface of the rectangular cavity through the second permanent magnet (2) to form a third closed magnetic circuit; after 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 connected with the left end of the upper surface of the rectangular cavity and the right end of the lower surface of the rectangular cavity through the first permanent magnet (1) to form a fourth closed magnetic circuit; the direction of the magnetic force lines passing through the soft magnetic plate (4) in the third closed magnetic circuit is opposite to the direction of the magnetic force lines passing through the soft magnetic plate (4) in the fourth closed magnetic circuit.
6. The C-type dual-magnet micro-generator of claim 7, wherein: the two C-shaped soft magnetic frames (3) are oppositely arranged left and right, and notches (3-4) are formed in the middle positions of the upper soft magnetic plate and the lower soft magnetic plate of each C-shaped soft magnetic frame (3).
7. The C-type dual-magnet micro-generator of claim 7, wherein: the two C-shaped soft magnetic frames (3) are arranged oppositely up and down.
8. The C-type dual-magnet micro-generator of claim 7, wherein: cushion blocks (6) are fixedly arranged at the right end of the upper surface of the rectangular cavity and the right end of the lower surface of the rectangular cavity; the gap between the first permanent magnet (1) and the second permanent magnet (2) is equal to the gap between the two cushion blocks (6); the cushion block (6) is made of soft magnetic materials or permanent magnet materials.
9. The C-type dual-magnet micro-generator of claim 7, wherein: an upper vertical plate (3-5) is integrally formed at the right end of the upper surface of the rectangular cavity, and a lower vertical plate (3-6) is integrally formed at the right end of the lower surface of the rectangular cavity; the gap between the first permanent magnet (1) and the second permanent magnet (2) is equal to the gap between the upper vertical plate (3-5) and the lower vertical plate (3-6).
10. A wireless switch, characterized by: comprising a radio frequency control board, a switch for controlling an electric device, and a self-generating device according to any of claims 1-9, wherein the coil of the self-generating device is electrically connected to the radio frequency control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010484434.9A CN111478548A (en) | 2020-06-01 | 2020-06-01 | C-type double-magnet micro power generation device and wireless switch with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010484434.9A CN111478548A (en) | 2020-06-01 | 2020-06-01 | C-type double-magnet micro power generation device and wireless switch with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111478548A true CN111478548A (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010484434.9A Withdrawn CN111478548A (en) | 2020-06-01 | 2020-06-01 | C-type double-magnet micro power generation device and wireless switch with same |
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| Country | Link |
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| CN (1) | CN111478548A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021244308A1 (en) * | 2020-06-01 | 2021-12-09 | 常州磁光新能源科技有限公司 | C-shaped dual-magnet miniature self-power generation device and wireless switch using same |
-
2020
- 2020-06-01 CN CN202010484434.9A patent/CN111478548A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021244308A1 (en) * | 2020-06-01 | 2021-12-09 | 常州磁光新能源科技有限公司 | C-shaped dual-magnet miniature self-power generation device and wireless switch using same |
| GB2610504A (en) * | 2020-06-01 | 2023-03-08 | Changzhou Ciguang New Energy Tech Co Ltd | C-shaped dual-magnet miniature self-power generation device and wireless switch using same |
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