CN213402769U

CN213402769U - Single-magnet self-generating device and wireless switch

Info

Publication number: CN213402769U
Application number: CN202021918589.0U
Authority: CN
Inventors: 李春光
Original assignee: Changzhou Institute of Technology
Current assignee: Changzhou Institute of Technology
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-06-08
Anticipated expiration: 2030-09-05

Abstract

The utility model provides a single magnet is from power generation facility and wireless switch, includes from power generation facility: a soft magnetic plate configured to be rotatably mounted; a coil disposed around the soft magnetic plate; the permanent magnet, be provided with first magnetic conduction board and second magnetic conduction board on the permanent magnet, first magnetic conduction board is located the first side of soft magnetic plate, the both ends of first magnetic conduction board are buckled towards soft magnetic plate direction, form first contact site, first contact site is located the first side of soft magnetic plate, second magnetic conduction board extends along its width direction then buckles in order to form C shape bending segment towards soft magnetic plate, the extension end of C shape bending segment is buckled towards soft magnetic plate direction, form the second contact site, the second contact site is located the second side of soft magnetic plate, the magnetism of first contact site and second contact site is opposite, the problem that adopts two at least permanent magnets to lead to the magnetic circuit complicacy and manufacturing cost high among the current spontaneous power generation device has been solved, use single magnet to realize spontaneous power generation, the magnetic circuit is simple, and manufacturing cost is reduced.

Description

Single-magnet self-generating device and wireless switch

Technical Field

The utility model relates to a magnetic power generation technical field especially relates to a magnetic power generation device and wireless switch of single magnet.

Background

With the development of technology, wireless controllers have been widely used in various household appliances, and accordingly, wireless switches for controlling the household appliances have appeared, and the existing wireless switches can be classified into battery-type wireless switches and self-generating (passive) wireless switches, the use of the wireless switches greatly facilitates the daily life of people, however, the traditional wireless switches need to be provided with rechargeable batteries when in use, the switch is in a wireless connection state, the battery needs to be taken out for charging frequently, the user forgets to charge frequently, the power failure is judged by mistake when the user uses the electric appliance, the user is inconvenient to use, further, a self-generating wireless switch has been developed, but in a conventional self-generating device, at least two permanent magnets are often used, which results in a complicated magnetic circuit and a high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a single magnet is from power generation facility has solved and has adopted two at least permanent magnets to lead to the problem that the magnetic circuit is complicated and manufacturing cost is high among the current self-generating device, uses single magnet to realize from the electricity generation, and the magnetic circuit is simple, has reduced manufacturing cost.

In order to achieve the above object, the technical solution of the present invention is specifically realized as follows:

the utility model discloses a single-magnet self-generating device, which comprises a soft magnetic plate, wherein the soft magnetic plate is configured to be rotatably installed; a coil disposed around the soft magnetic plate; the permanent magnet is provided with a first magnetic conduction plate and a second magnetic conduction plate, the first magnetic conduction plate is located on the first side of the soft magnetic plate, two ends of the first magnetic conduction plate bend towards the soft magnetic plate to form a first contact part, the first contact part is located on the first side of the soft magnetic plate, the second magnetic conduction plate extends along the width direction of the second magnetic conduction plate and then bends towards the soft magnetic plate to form a C-shaped bending section, the extending end of the C-shaped bending section bends towards the soft magnetic plate to form a second contact part, the second contact part is located on the second side of the soft magnetic plate, and the magnetism of the first contact part is opposite to that of the second contact part; in an initial state, the first end of the soft magnetic plate is contacted with the second contact part, and the second end of the soft magnetic plate is contacted with the first contact part to form a first magnetic loop; when the soft magnetic plate rotates relative to the permanent magnet, the first end of the soft magnetic plate contacts the first contact part, and the second end of the soft magnetic plate contacts the second contact part to form a second magnetic loop.

Furthermore, the single-magnet self-generating device further comprises a coil bracket, the coil bracket is configured to be fixedly installed, the soft magnetic plate is arranged in the coil bracket in a penetrating mode, a winding groove is formed in the outer portion of the coil bracket, and the coil is wound in the winding groove.

Furthermore, two supporting parts are symmetrically arranged at the center of the inner wall of the coil support and support the soft magnetic plate so that the soft magnetic plate can rotate around the supporting parts.

Further, the middle of the soft magnetic plate is configured as a rotation fulcrum, the second end of the soft magnetic plate is mounted with an elastic member and the end is formed as an operation end, and the first end of the soft magnetic plate is formed as a free end.

Further, the elastic component is a spring sheet.

The utility model discloses an on the other hand discloses a wireless switch, include the radio frequency control board, be used for controlling the switch of consumer and as before from power generation facility, from power generation facility's coil and radio frequency control board electric connection.

The beneficial technical effects are as follows:

1. the utility model discloses a single-magnet self-generating device, which comprises a soft magnetic plate, wherein the soft magnetic plate is configured to be rotatably installed; a coil disposed around the soft magnetic plate; a permanent magnet, wherein a first magnetic conduction plate and a second magnetic conduction plate are arranged on the permanent magnet, the first magnetic conduction plate is positioned at the first side of the soft magnet plate, two ends of the first magnetic conduction plate bend towards the direction of the soft magnetic plate to form a first contact part, the first contact part is positioned at the first side of the soft magnetic plate, the second magnetic conduction plate extends along the width direction of the second magnetic conduction plate and then is bent towards the soft magnetic plate to form a C-shaped bent section, the extending end of the C-shaped bending section bends towards the direction of the soft magnetic plate to form the second contact part, the second contact part is positioned on the second side of the soft magnetic plate, the magnetism of the first contact part is opposite to that of the second contact part, the problems of complex magnetic circuit and high manufacturing cost caused by the fact that at least two permanent magnets are adopted in the existing self-generating device are solved, self-generation is achieved by using a single magnet, the magnetic circuit is simple, and the manufacturing cost is reduced;

2. the utility model discloses in, elastomeric element and this end formation are formed as the operation end to soft magnetic plate's second end is installed, promotes user's operation and feels.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic diagram of an initial state structure of a single-magnet self-generating device according to the present invention;

fig. 2 is a cross-sectional view of an initial state structure of a single-magnet self-generating device according to the present invention;

fig. 3 is a structural schematic diagram of a pressed state of a single-magnet self-generating device according to the present invention.

The magnetic field coil comprises a 1-soft magnetic plate, a 2-coil, a 3-permanent magnet, a 4-first magnetic conduction plate, a 41-first contact part, a 5-second magnetic conduction plate, a 51-second contact part, a 6-elastic part and a 7-coil support.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

7. The utility model discloses a single magnet is from power generation facility, refer to fig. 1, including soft magnetic plate 1, coil 2, permanent magnet 3, first magnetic conduction board 4 and second magnetic conduction board 5, wherein, soft magnetic plate 1 is configured as rotatable installation, soft magnetic plate 1 middle part is configured as the rotation fulcrum, soft magnetic plate 1's second end is installed flexible part 6 and this end forms into the operation end, preferably, flexible part is the shell fragment, the lower extreme of shell fragment is connected with the spring, the shell fragment is connected to one end of spring, the other end is fixed on the base, soft magnetic plate 1's first end forms into the free end; the coil 2 is arranged around the soft magnetic plate 1; be provided with first magnetic conduction plate 4 and second magnetic conduction plate 5 on permanent magnet 3, first magnetic conduction plate 4 is located the first side of soft magnetic plate, the both ends of first magnetic conduction plate 4 are buckled towards soft magnetic plate 1 direction, form first contact site 41, first contact site 41 is located the first side of soft magnetic plate 1, second magnetic conduction plate 5 extends along its width direction and then buckles in order to form C shape bending segment towards soft magnetic plate 1, the extension end of C shape bending segment is buckled towards soft magnetic plate 1 direction, form second contact site 51, second contact site 51 is located the second side of soft magnetic plate 1, first contact site 41 is opposite with the magnetism of second contact site 51, the problem that adopts two at least permanent magnets to lead to the magnetic circuit complicated and manufacturing cost is high in the current spontaneous electrical apparatus has been solved, use single magnet to realize spontaneous electricity, the magnetic circuit is simple, manufacturing cost has been reduced.

As an embodiment of the present invention, the self-generating device further comprises a coil support 7, the coil support 7 is configured to be fixedly installed, the soft magnetic plate 1 penetrates through the inside of the coil support 7, a winding slot is arranged outside the coil support, and the coil 2 is wound in the winding slot; two supporting parts are symmetrically arranged at the center of the inner wall of the coil support and support the soft magnetic plate so that the soft magnetic plate can rotate around the supporting parts.

In the initial state, the free end of the first end of the soft magnetic plate 1 contacts the second contact part 51, and the second end of the soft magnetic plate 1 contacts the first contact part 41 to form a first magnetic loop; when the soft magnetic plate 1 rotates relative to the permanent magnet, the first end of the soft magnetic plate 1 contacts the first contact part 41, and the second end operation end of the soft magnetic plate 1 contacts the second contact part 51, so that a second magnetic loop is formed.

The utility model relates to a single magnet is from power generation facility's concrete theory of operation:

in the initial state, the first end free end of the soft magnetic plate 1 contacts the second contact part 51, and the second end operating end of the soft magnetic plate 1 contacts the first contact part 41 to form a first magnetic loop; when external force is applied to the elastic sheet on the operation end of the soft magnetic plate 1, the elastic sheet is bent to drive the soft magnetic plate 1 to rotate relative to the permanent magnet, the free end of the first end of the soft magnetic plate 1 is contacted with the first contact part 41, the operation end of the second end of the soft magnetic plate 1 is contacted with the second contact part 51, the magnetic field direction in the soft magnetic plate 1 is changed by 180 degrees due to the opposite magnetism of the first contact part 41 and the second contact part 51, magnetic flux in the coil is changed, induced voltage is further generated, one-time power generation is completed, when the soft magnetic plate 1 is restored to the initial state due to the elastic restoring force of the spring, the free end of the first end of the soft magnetic plate 1 is disconnected from the first contact part 41 and is contacted with the second contact part 51, the operation end of the second end of the soft magnetic plate 1 is contacted with the first contact part 41, and the magnetic field direction in the soft magnetic plate 1 is changed by 180 degrees again due to, and can complete one-time power generation, thus realizing continuous power generation by circulating and reciprocating.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

Claims

1. A single-magnet self-generating device, comprising:

a soft magnetic plate (1) configured to be rotatably mounted;

a coil (2), said coil (2) being arranged around said soft magnetic plate (1);

the permanent magnet (3), a first magnetic conduction plate (4) and a second magnetic conduction plate (5) are arranged on the permanent magnet (3), the first magnetic conduction plate (4) is located on the first side of the soft magnetic plate, two ends of the first magnetic conduction plate (4) bend towards the soft magnetic plate (1) to form a first contact part (41), the first contact part (41) is located on the first side of the soft magnetic plate (1), the second magnetic conduction plate (5) extends along the width direction of the second magnetic conduction plate and then bends towards the soft magnetic plate (1) to form a C-shaped bending section, the extending end of the C-shaped bending section bends towards the soft magnetic plate (1) to form a second contact part (51), the second contact part (51) is located on the second side of the soft magnetic plate (1), and the magnetism of the first contact part (41) and the magnetism of the second contact part (51) are opposite;

in an initial state, the first end of the soft magnetic plate (1) is contacted with the second contact part (51), and the second end of the soft magnetic plate (1) is contacted with the first contact part (41) to form a first magnetic loop; when the soft magnetic plate (1) rotates relative to the permanent magnet, the first end of the soft magnetic plate (1) contacts the first contact part (41), and the second end of the soft magnetic plate (1) contacts the second contact part (51), so that a second magnetic loop is formed.

2. A single-magnet self-generating device according to claim 1, further comprising a coil support (7), wherein the coil support (7) is configured to be fixedly installed, the soft magnetic plate (1) is inserted into the coil support (7), a winding slot is provided on the outside of the coil support (7), and the coil (2) is wound in the winding slot.

3. A single-magnet self-generating device according to claim 1, wherein two supports are symmetrically provided at the center of the inner wall of the coil support (7), and the two supports support the soft-magnetic plate (1) so that the soft-magnetic plate can rotate around the supports.

4. A single-magnet self-generating device according to claim 1, wherein the soft-magnetic plate (1) is arranged with its middle part configured as a pivot point, the second end of the soft-magnetic plate (1) is mounted with an elastic member (6) and this end is formed as an operating end, and the first end of the soft-magnetic plate (1) is formed as a free end.

5. A single-magnet self-generating device according to claim 4, wherein the elastic member (6) is a spring.

6. A wireless switch, characterized by: comprising a radio frequency control board, a switch for controlling the electric equipment and the self-generating device of any one of claims 1-5, wherein the coil of the self-generating device is electrically connected with the radio frequency control board.