CN210629323U - Power generation module and wireless control switch - Google Patents
Power generation module and wireless control switch Download PDFInfo
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- CN210629323U CN210629323U CN201921545638.8U CN201921545638U CN210629323U CN 210629323 U CN210629323 U CN 210629323U CN 201921545638 U CN201921545638 U CN 201921545638U CN 210629323 U CN210629323 U CN 210629323U
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Abstract
The utility model is suitable for the technical field of switches, and provides a power generation module and a wireless control switch, wherein the power generation module comprises a base; a driving member rotatably disposed on the base; a coil disposed on the base; and the magnetic circuit assembly comprises magnetic steel fixed on the driving piece, a first yoke and a second yoke which are fixed on the base, the first yoke and the second yoke penetrate through the coil, at least part of the magnetic steel is arranged between the first yoke and the second yoke, and the driving piece can drive the magnetic steel to be directly or indirectly lapped with the first yoke or the second yoke. The utility model provides a power generation module is through setting up magnet steel at least part between first yoke and second yoke for the magnet steel can with first yoke or the direct overlap joint of second yoke or indirect overlap joint, reduced the magnetic resistance between magnet steel and first yoke and the second yoke, reduced the magnetic leakage, and then effectively increased power generation module's generated energy.
Description
Technical Field
The utility model relates to the field of switch technology, concretely relates to power generation module and wireless control switch.
Background
With the rapid development of modern homes, in order to save the tedious steps of switch wiring, wireless control switches (such as doorbell switches and switch door control switches) are appeared on the market for controlling controlled equipment. The button of the wireless control switch is used for driving the power generation module inside the wireless control switch to generate electric energy when being pressed, the electric energy generated by the power generation module supplies power to the signal processing device, and the signal processing device transmits a wireless signal to the controlled equipment to enable the controlled equipment to execute corresponding actions.
In the prior art, a power generation module of a wireless control switch generally needs to be provided with two yokes penetrating through a coil at the same time, and one end of each of the two yokes is provided with magnetic steel. When the button of the wireless control switch is pressed, the button drives the magnetic steel to move, so that the magnetic steel and the corresponding yoke form a closed magnetic circuit penetrating through the coil, and the direction of a magnetic line penetrating through the coil is opposite to that of a magnetic line penetrating through the coil when the button is pressed and the button is not pressed, so that the magnetic flux penetrating through the coil is changed, and the coil generates electricity. Because the magnetic steel in the power generation module in the prior art is usually arranged outside the two yokes, when the magnetic steel and the corresponding yokes form a closed magnetic circuit, the magnetic steel is not lapped with the yokes, and the magnetic resistance between the magnetic steel and the yokes is large, so that the magnetic flux leakage is large, and the power generation amount of the power generation module is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a power generation module aims at solving prior art's wireless control switch's power generation module because the magnet steel not with the yoke overlap joint, the magnetic resistance is big between magnet steel and the yoke for the magnetic leakage is great, thereby influences the problem of power generation module's generated energy.
The utility model is realized in such a way, a power generation module comprises;
a base;
the driving piece is rotatably arranged on the base;
the coil is arranged on the base; and
the magnetic circuit assembly comprises magnetic steel fixed on the driving piece, and a first yoke and a second yoke which are fixed on the base, wherein the first yoke and the second yoke penetrate through the coil, the magnetic steel is at least partially arranged between the first yoke and the second yoke, and the driving piece can drive the magnetic steel to be directly or indirectly lapped with the first yoke or the second yoke.
Preferably, one end of the magnetic steel is arranged between the first yoke and the second yoke, and the end of the magnetic steel can be directly or indirectly lapped with the first yoke or the second yoke.
Preferably, the first yoke and the second yoke each include a first magnetic conductive portion passing through the coil and a second magnetic conductive portion bent and extended from the first magnetic conductive portion, an end portion of the magnetic steel is disposed between the two second magnetic conductive portions, and the magnetic steel can move between the two second magnetic conductive portions and directly or indirectly lap-joint with one of the second magnetic conductive portions.
Preferably, the length of the magnetic steel arranged between the two second magnetic conduction parts is 0.5-1 mm.
Preferably, the two first magnetic conduction parts are mutually overlapped, and the magnetic steel is arranged on one side of the two first magnetic conduction parts and is arranged at an interval with the two first magnetic conduction parts.
Preferably, the gap between the magnetic steel and the two first magnetic conduction parts is 0.1-0.2 mm.
Preferably, the power generation module comprises a coil frame, the coil is wound on the coil frame, and the first yoke and the second yoke penetrate through the coil frame simultaneously.
Preferably, the second yoke is buckled on the base.
Preferably, the magnetic circuit component further comprises a first armature and a second armature which are respectively adsorbed and fixed on two opposite sides of the magnetic steel, the magnetic steel is indirectly lapped with the first yoke through the first armature, and the magnetic steel is indirectly lapped with the second yoke through the second armature.
The utility model also provides a wireless control switch, including mount, button and foretell power module, power module is fixed in on the mount, the button rotate connect in the mount or power module is last, just the button with the driving piece drive is connected.
The utility model provides a power generation module is through setting up magnet steel at least part between first yoke and second yoke, the driving piece can drive magnet steel and first yoke or the direct overlap joint of second yoke or indirect overlap joint, because magnet steel and first yoke or the direct overlap joint of second yoke or indirect overlap joint, the magnetic field of magnet steel is the first yoke of orthoscopic business turn over or second yoke, the magnetic resistance between magnet steel and first yoke and the second yoke has been reduced, the magnetic field of magnet steel is first yoke or the second yoke of easy business turn over, magnetic leakage has been reduced, thereby power generation capacity of power generation module has been increased. The utility model provides a wireless control switch is through setting up above-mentioned power module, because power module has increased the generated energy to the reliability of on-off control controlled equipment has effectively been promoted.
Drawings
Fig. 1 is an exploded perspective view of a wireless control switch according to an embodiment of the present invention;
fig. 2 is a three-dimensional structure diagram of a button in a wireless control switch according to an embodiment of the present invention;
fig. 3 is a three-dimensional structure diagram of a power generation module in a wireless control switch according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a power generation module in a wireless control switch according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 4;
fig. 6 is a schematic cross-sectional structure diagram of a power generation module in a wireless control switch according to an embodiment of the present invention during operation;
fig. 7 is a schematic view of a cross-sectional structure of a power generation module in a wireless control switch provided by an embodiment of the present invention after a module cover is removed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the utility model provides a wireless control switch's power generation module is through setting up magnet steel at least part between first yoke and second yoke, and the driving piece drives magnet steel and first yoke or the direct overlap joint of second yoke or indirect overlap joint formation magnetic circuit, has reduced the magnetic resistance between magnet steel and first yoke and the second yoke, and the magnetic field of magnet steel is first yoke and second yoke of business turn over more easily, has reduced the magnetic leakage, and then has increased power generation module's generated energy.
Referring to fig. 1 and 2, an embodiment of the present invention provides a wireless control switch, including a fixing frame 1, a button 2, and a power generation module 3; the power generation module 3 is fixed on the fixing frame 1, the button 2 is rotatably connected on the fixing frame 1 or the power generation module 3, and the button 2 is in driving connection with the power generation module 3 and is used for driving the power generation module 3 to generate power.
Referring to fig. 3 to 7, the power generation module 3 includes: a base 31; a driving member 32 rotatably disposed on the base 31; a coil 33 provided on the base 31; and the magnetic circuit assembly comprises a magnetic steel 341 fixed on the driving member 32, a first yoke 342 and a second yoke 343 fixed on the base 31, the first yoke 342 and the second yoke 343 penetrate through the coil 33, the magnetic steel 341 is at least partially arranged between the first yoke 342 and the second yoke 343, and the driving member 32 can drive the magnetic steel 341 to be directly lapped or indirectly lapped with the first yoke 342 or the second yoke 343 so as to drive the coil 33 to generate power.
The utility model discloses wireless control switch's power module 3 is through setting up magnet steel 341 at least part between first yoke 342 and second yoke 343, and when driving piece 32 drove magnet steel 341 and moved between first yoke 342 and second yoke 343, magnet steel 341 can with first yoke 342 or second yoke 343 direct overlap joint or indirect overlap joint. Because the magnetic steel 341 and the first yoke 342 or the second yoke 343 are overlapped to form a magnetic circuit, the magnetic field of the magnetic steel 341 linearly enters and exits the first yoke 342 or the second yoke 343, the magnetic resistance of the magnetic steel 341 and the first yoke 342 and the second yoke 343 is reduced, the magnetic field of the magnetic steel 341 easily enters and exits the first yoke 342 or the second yoke 343, magnetic leakage is reduced, and the power generation amount of the power generation module is increased.
In the embodiment of the present invention, a tip of the magnetic steel 341 is disposed between the first yoke 342 and the second yoke 343, and the tip of the magnetic steel 341 can be directly or indirectly connected to the first yoke 342 or the second yoke 343. Since the magnetic field is mainly concentrated on the end surface of the magnetic steel 341, by disposing one end portion of the magnetic steel 341 between the first yoke 342 and the second yoke 343, the magnetic field of the magnetic steel 341 can easily enter and exit the first yoke 342 and the second yoke 343. In addition, the magnetic steel 341 may be entirely provided between the first yoke 342 and the second yoke 343.
In the embodiment of the present invention, the number of the power generation modules 3 corresponds to the number of the buttons 2. The number of buttons 2 may be one, two or more. When the number of the buttons 2 is one, the wireless control switch is a single control switch; when the number of the buttons 2 is two or more, the wireless control switch is a double-control switch or a multi-control switch. The wireless control switch shown in fig. 1 is a three-control switch, and the number of buttons 2 and the number of power generation modules 3 are three.
Referring again to fig. 2, in the embodiment of the present invention, the button 2 is drivingly connected to the driving member 32 of the power generation module 3. Each button 2 is provided with a connecting column 22, and one end of the driving member 32 is in snap connection with the connecting column 22. When the button 2 is pressed, the button 2 drives the corresponding driving member 32 to rotate, and the magnetic steel 341 is driven to move between the first yoke 342 and the second yoke 343 during the rotation of the driving member 32, so that the coil 33 generates electricity by induction.
Referring again to fig. 2 and 3, as an embodiment of the present invention, the power generation module 3 further includes a module cover 37 fastened and fixed with the base 31, so as to encapsulate each component in the power generation module 3. The module covers 37 of the power generation modules 2 may have the same or different structures.
As an embodiment of the present invention, the button 2 is rotatably connected to the module cover 37. In this embodiment, the module cover 37 is provided with a limiting hole 370, the button 2 is provided with a rotating shaft 21, and the button 2 is matched with the limiting hole 370 of the module cover 37 through the rotating shaft 21 to form a rotating connection. Each button 2 has two rotating shafts 21, two limiting holes 370 are arranged on each module cover 37, and each button 2 is in rotating connection with the two limiting holes 370 on the corresponding module cover 3 through the two rotating shafts 21 in a shaft hole matching mode. Besides the embodiment, the module cover 3 can be provided with a rotating shaft, the button 2 is provided with a limiting hole, and the button 2 is matched with a rotating shaft hole on the module cover 3 through the limiting hole to form rotating connection; or, a limit hole is arranged on the fixing frame 1, and the button 2 is matched with the limit hole on the fixing frame 1 through the rotating shaft 21 to form rotary connection.
The embodiment of the utility model provides an in, driving piece 32 forms a magnetic circuit that passes coil 33 when driving magnet steel 341 and first yoke 342 direct overlap joint or indirect overlap joint, and driving piece 32 forms another magnetic circuit that passes coil 33 when driving magnet steel 341 and second yoke 343 direct overlap joint or indirect overlap joint, and the magnetic circuit that two kinds of states formed passes coil 33's magnetic field size equal opposite direction to alright produce induced electromotive force and induced-current in coil 33.
As an embodiment of the present invention, the first yoke 342 and the second yoke 343 include the first magnetic conductive portion 3401 passing through the coil 33 and the second magnetic conductive portion 3402 extending by the first magnetic conductive portion 3401 being bent, one end of the magnetic steel 341 is disposed between the two second magnetic conductive portions 3402, and the magnetic steel 341 can move between the two second magnetic conductive portions 3402 and directly lap-joint or indirectly lap-joint with the second magnetic conductive portion 3402. The first yoke 342 and the second yoke 343 have the same structure and are U-shaped.
As shown in fig. 5, in this embodiment, one end of the magnetic steel 341 close to the first yoke 342 is an N pole, and one end of the magnetic steel 341 close to the second yoke 343 is an S pole. When the button 2 is not pressed, the driving member 32 is in an un-pressed state, due to the attraction between the magnetic steel 341 and the first yoke 342, one end of the magnetic steel 341 is directly or indirectly overlapped with the second magnetic conductive portion 3402 of the first yoke 342, at this time, the magnetic field of the magnetic steel 341 enters the second magnetic conductive portion 3402 of the first yoke 342 from the N pole, and then returns to the S pole of the magnetic steel 341 through the first magnetic conductive portion 3401 of the first yoke 342, and at this time, the magnetic force line passes through the coil 33 from right to left.
As shown in fig. 6, when the button 2 is pressed, the button 2 drives the driving member 32 to rotate, the driving member 32 drives the magnetic steel 341 to move toward the second yoke 343, the magnetic steel 341 is separated from the first yoke 342 until one end of the magnetic steel 341 is directly or indirectly overlapped with the second magnetic conductive portion 3402 of the second yoke 343, at this time, the magnetic field of the magnetic steel 341 enters the first magnetic conductive portion 3401 of the first yoke 342 from the N pole of the magnetic steel 341, then passes through the first magnetic conductive portion 3401 of the second yoke 343, and then returns to the S pole of the magnetic steel 341 through the second magnetic conductive portion 3402 of the second yoke 343, at this time, the magnetic field passes through the magnetic lines of force in the coil 33 from left to right. Since the driving member 32 passes through the coil 33 in both the non-pressed state and the pressed state with equal and opposite magnetic fields, induced electromotive force and induced current can be generated in the coil 33.
In addition to this embodiment, the end of the magnetic steel 341 close to the first yoke 342 may be an S-pole, the end of the magnetic steel 341 close to the second yoke 343 is an N-pole, and similarly, the driving member 32 passes through the coil 33 in the non-pressing state and the pressing state in the same direction and in the same direction, so that an induced electromotive force and an induced current are generated in the coil 33.
As an embodiment of the utility model, magnet steel 341 is direct and first yoke 342 or second yoke 343 the second magnetic conduction portion 3402 looks overlap joint to magnet steel 341's magnetic field directly passes in and out first yoke 342 or second yoke 343, has reduced the magnetic resistance, has reduced the magnetic leakage, has increased the generated energy of electricity generation module.
As a preferred embodiment of the present invention, the magnetic circuit assembly further includes a first armature 344 and a second armature 345 respectively fixed to two opposite sides of the magnetic steel 341, the magnetic steel 341 indirectly overlaps the first yoke 342 through the first armature 344, and the magnetic steel 341 indirectly overlaps the second yoke 343 through the second armature 345. Through setting up first armature 344 and second armature 345, utilize first armature 344 and second armature 345 to carry out the magnetic conduction, simplified the structure of magnet steel 341, the processing of magnet steel 341 of being convenient for, and can reduce the size of magnet steel 341, reduced the manufacturing cost of magnet steel 341.
As shown in fig. 5 and 6, in an embodiment of the present invention, the length L of the magnetic steel 341 between the two second magnetic conductive portions 3402 is 0.5 to 1 mm. The length L of the magnetic steel 341 between the two second magnetic conductive parts 3402 is set to be 0.5-1 mm, so that the magnetic field of the magnetic steel 341 can be ensured to completely enter and exit the first yoke 342 or the second yoke 343 as far as possible, the magnetic leakage between the magnetic steel 341 and the first yoke 342 or the second yoke 343 is small, and the magnetic steel 341 and the first yoke 342 or the second yoke 343 can be stably lapped.
As an embodiment of the utility model, two first magnetic conduction portions 3401 are folded each other and are established, and magnet steel 341 locates one side of two first magnetic conduction portions 3401 and sets up with two first magnetic conduction portions 3401 intervals. Since the two first magnetic conductive portions 3401 are overlapped with each other, the magnetic field of the magnetic steel 341 can easily enter and exit between the first magnetic conductive portion 3401 of the first yoke 342 and the first magnetic conductive portion 3401 of the second yoke 343, and the magnetic flux leakage can be further reduced.
As an embodiment of the utility model, magnet steel 341 and two first magnetic conduction portions 3401's clearance H are 0.1 ~ 0.2 mm. In this embodiment, magnetic steel 341 is close to or is lengthened by two first magnetic conduction portions 3401 towards two first magnetic conduction portions 3401, so as to reduce the air gap between the end portion of magnetic steel 341 and the two first magnetic conduction portions 3401, thereby greatly reducing the magnetic resistance between magnetic steel 341 and the two first magnetic conduction portions 3401, enabling the magnetic field at the end surface of magnetic steel 341 to smoothly enter first yoke 342 and second yoke 343 through the end surfaces of the two first magnetic conduction portions 3401, achieving high magnetic conduction efficiency, reducing magnetic flux leakage, and further increasing the power generation amount of the power generation module.
As an embodiment of the present invention, the power generation module 3 includes the bobbin 35, the coil 33 is wound on the bobbin 35, and the first yoke 342 and the second yoke 343 pass through the bobbin 35 at the same time.
Specifically, the two first magnetic conductive portions 3401 simultaneously penetrate through the bobbin 35. The coil frame 35 serves to fix the coil 33, so that the second yoke 343, the coil frame 35, the coil 33, and the first yoke 342 are integrally connected and fixed to the base 31, thereby facilitating installation of the power generation module 3.
As an embodiment of the present invention, the second yoke 343 is fastened to the base 31. In this embodiment, the second yoke 343 is fastened to the base 31, so that the second yoke 343 and the base 31 can be assembled conveniently, and the second yoke 343 is stably fixed to the base 31.
As an embodiment of the present invention, the power generation module 3 includes a return spring 36 fixed on the base 31, the return spring 36 is compressed when the driving member 32 is pressed, and the driving member 32 can be reset under the action of the return spring 36. By providing the return spring 36, the self-reset of the push button 2 is realized, which facilitates the next pressing operation of the push button 2.
The utility model discloses a wireless control switch's theory of operation as follows: as shown in fig. 5, when the push button 2 is not pressed, the driving member 32 is in a non-pressed state, the magnetic steel 341 overlaps the second magnetic conductive portion 3402 of the first yoke 342 via the first armature 344, and magnetic lines of force of the magnetic steel 341 sequentially pass through the first armature 344, the second magnetic conductive portion 3402 of the first yoke 342, the first magnetic conductive portion 3401 of the second yoke 343, and the second armature 345 to form a magnetic circuit, and in this state, the magnetic lines of force in the coil 33 pass from right to left.
As shown in fig. 6, when the push button 2 is pressed, the push button 2 drives the driving member 32 to rotate, at this time, the magnetic steel 341, the first armature 344 and the second armature 345 move along with the rotation of the driving member 32 until the driving member 32 swings downward to the end state, the driving member 32 compresses the return spring 36, the magnetic steel 341 overlaps the second magnetic conductive portion 3402 of the second yoke 343 through the second armature 345, and magnetic lines of force of the magnetic steel 341 sequentially pass through the first armature 344, the first magnetic conductive portion 3401 of the first yoke 342, the first magnetic conductive portion 3401 of the second yoke 343, the second magnetic conductive portion 3402 of the second yoke 343 and the second armature 345 to form a magnetic circuit, and in this state, the magnetic lines of force in the coil 33 pass from left to right. Since the two states of the button 2 passing through the coil 33 have equal and opposite magnetic fields when not pressed and pressed, induced electromotive force and induced current can be generated in the coil 33, the electric energy generated by the coil 33 supplies power to a signal processing device (not shown) electrically connected with the coil 33, and the signal processing device transmits a wireless signal to a controlled device to enable the controlled device to perform corresponding actions, such as controlling a doorbell, a lamp or other loads to work. After releasing the push button 2, the driving member 32 returns to the initial state by the restoring force of the return spring 36, thereby returning the push button 2.
The embodiment of the utility model provides a power generation module is through setting up magnet steel at least part between first yoke and second yoke, thereby the driving piece can drive magnet steel and first yoke or the direct overlap joint of second yoke or indirect overlap joint, because magnet steel and first yoke or the direct overlap joint of second yoke or indirect overlap joint form magnetic circuit, the magnetic field of magnet steel is first yoke or the second yoke of orthoscopic business turn over, the magnetic resistance between magnet steel and first yoke and the second yoke has been reduced, the magnetic field of magnet steel is first yoke or the second yoke of easy business turn over, magnetic leakage has been reduced, thereby power generation capacity of power generation module has been increased. The utility model provides a wireless control switch is through setting up above-mentioned power module, because power module has increased the generated energy to the reliability of on-off control controlled equipment has effectively been promoted.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A power generation module, comprising:
a base;
the driving piece is rotatably arranged on the base;
the coil is arranged on the base; and
the magnetic circuit assembly comprises magnetic steel fixed on the driving piece, and a first yoke and a second yoke which are fixed on the base, wherein the first yoke and the second yoke penetrate through the coil, the magnetic steel is at least partially arranged between the first yoke and the second yoke, and the driving piece can drive the magnetic steel to be directly or indirectly lapped with the first yoke or the second yoke.
2. The power generation module of claim 1, wherein an end portion of the magnetic steel is disposed between the first yoke and the second yoke, and the end portion of the magnetic steel may directly or indirectly overlap with the first yoke or the second yoke.
3. The power generation module of claim 1, wherein the first yoke and the second yoke each include a first magnetically permeable portion passing through the coil and a second magnetically permeable portion extending from the first magnetically permeable portion, an end of the magnetic steel is disposed between the two second magnetically permeable portions, and the magnetic steel is movable between the two second magnetically permeable portions and directly or indirectly overlaps one of the second magnetically permeable portions.
4. The power generation module of claim 3, wherein the length of the magnetic steel arranged between the two second magnetic conductive parts is 0.5-1 mm.
5. The power generation module of claim 3, wherein the two first magnetic conductive portions are stacked on each other, and the magnetic steel is disposed on one side of the two first magnetic conductive portions and spaced apart from the two first magnetic conductive portions.
6. The power generation module of claim 5, wherein the gap between the magnetic steel and the two first magnetic conductive parts is 0.1-0.2 mm.
7. The power generation module of claim 1, including a bobbin around which the coil is wound, the first and second yokes passing through the bobbin simultaneously.
8. The power generation module of claim 1, wherein the second yoke is snapped onto the base.
9. The power generation module according to claim 1, wherein the magnetic circuit assembly further includes a first armature and a second armature respectively attached to opposite sides of the magnetic steel, the magnetic steel indirectly overlaps the first yoke via the first armature, and the magnetic steel indirectly overlaps the second yoke via the second armature.
10. A wireless control switch, comprising a fixing frame, a button and the power generation module as claimed in any one of claims 1 to 9, wherein the power generation module is fixed on the fixing frame, the button is rotatably connected to the fixing frame or the power generation module, and the button is drivingly connected to the driving member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921545638.8U CN210629323U (en) | 2019-09-17 | 2019-09-17 | Power generation module and wireless control switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921545638.8U CN210629323U (en) | 2019-09-17 | 2019-09-17 | Power generation module and wireless control switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210629323U true CN210629323U (en) | 2020-05-26 |
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ID=70757433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921545638.8U Active CN210629323U (en) | 2019-09-17 | 2019-09-17 | Power generation module and wireless control switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210629323U (en) |
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2019
- 2019-09-17 CN CN201921545638.8U patent/CN210629323U/en active Active
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