KR20190142276A - Wirelesss multi-channel switch and switchin system adopting the switch - Google Patents

Abstract

Disclosed are a wireless multi-channel switch in which a single generator is shared by multiple switching channels, and a wireless switching system. The wireless multi-channel switch includes a circuit part for generating switching signals of a plurality of channels; a self-generator which generates electric power for driving the circuit part by an external force; a switching plate operated by an external force in one direction to operate the self-generator; a plurality of buttons for selectively pressing an operating plate; and a plurality of switches operated by the plurality of buttons. Manufacturing costs can be reduced.

Description

Wireless multichannel switch and multichannel switching system using the same {Wirelesss multi-channel switch and switchin system adopting the switch}

The present invention relates to a wireless multi-channel switch and a switching system using the same, and more particularly, to a self-generating wireless multi-channel switch and a switching system.

Self-powered wireless switches generate their own power without an external power source, and use them to generate RF signals related to switching control.

For self-generation, there are generally piezoelectric and coil methods. When the switch operation by the user occurs, the piezoelectric or coil type generators are interlocked. The switch may be a single switch or a multi-switch. It is common for a single generator or multi-switch to have a separate generator for each switch element.

The present invention provides a wireless multichannel switch operated by a single generator and a wireless multichannel switching system employing the same.

Wireless multichannel switch according to the invention:

A circuit unit generating a multi-channel switching signal;

A self-generator for generating electric power for driving the circuit unit;

An operation plate for operating the self-generator by an external force; And

And simultaneously operating the switches and the operation plate to apply the external force to the operation plate to operate the self-generator, and simultaneously to operate any one of the plurality of switches connected to the circuit portion. .

According to an exemplary embodiment, the operating plate for operating the self-generator may have a rotating structure that rotates about one point.

According to an exemplary embodiment, the button may have a lever structure in which both ends thereof rotate about a rotation center.

According to an exemplary embodiment,

The button may be positioned above the operating plate such that a waist portion presses the operating plate, and both ends thereof have rotation support points corresponding to the support points of the lever.

According to an exemplary embodiment of the present invention, switches that are selectively operated by lever movement of the buttons may be provided below both sides of the button.

According to an exemplary embodiment, the rotation support point may have a projection-type locking jaw formed at both ends of the button, and the projection-type locking jaw may have a structure fitted into a locking groove provided in the structure in which the generator is installed. have.

The wireless multi-system according to an exemplary embodiment of the present invention further includes a substrate on which the circuit unit is provided, and a component mounting unit in which the generator and the substrate are installed. The component mounting unit includes a locking groove into which the protruding locking jaw is fitted. It can have a structure.

According to an exemplary embodiment, the locking groove may have a structure of a slit or long groove in which the locking jaw may move in one direction.

Wireless multi-channel switching system according to an exemplary embodiment:

The wireless multichannel switch; and

And an electronic device configured to perform switching control corresponding to the switching signal.

The circuit unit may include a transmitter configured to transmit a switching signal, and the electronic device may have a structure including a receiver configured to receive a switching signal from the transmitter.

According to the present invention, a wireless multi-channel switch generating a switching signal of a plurality of channels is operated by one self-generator. Therefore, the structure is simpler than the conventional multi-switch in which one generator is applied to one switching channel, and the number of used parts including the self-generator is greatly reduced, thereby significantly reducing the manufacturing cost.

1 is an external perspective view of a wireless multi-channel switch according to an exemplary embodiment.
Fig. 2 is an excerpt perspective view of a wireless multi-channel switch body in which a seesaw button is installed according to an exemplary embodiment.
FIG. 3 is a schematic perspective view of a circuit board installed in the space portion of the switch main body shown in FIG.
FIG. 4 is a perspective view showing the inside of the switch main body in which the circuit board shown in FIG. 2 is mounted.
FIG. 5 is a perspective view showing the inside of the switch body as shown in FIG. 4, illustrating the state in which the operation plate is lifted up.
6 to 8 are cross-sectional views illustrating the operation of a wireless switch according to an exemplary embodiment.
9-11 illustrate the operation of the actuation plate and thus the operation of the generator according to the selective actuation of a plurality of seesaw buttons, according to an exemplary embodiment.
12 is a block diagram illustrating a schematic structure of a wireless switching system according to an exemplary embodiment.

Hereinafter, exemplary embodiments of the inventive concept will be described in detail with reference to the accompanying drawings. However, embodiments of the inventive concept may be modified in many different forms, and the scope of the inventive concept should not be construed as limited by the embodiments set forth below. Embodiments of the inventive concept are preferably interpreted to be provided to those skilled in the art to more fully describe the inventive concept. Like numbers refer to like elements all the time. Furthermore, various elements and regions in the drawings are schematically drawn. Accordingly, the inventive concept is not limited by the relative size or spacing drawn in the accompanying drawings.

Terms such as first and second may be used to describe various components, but the components are not limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the inventive concept, the first component may be referred to as the second component, and vice versa, the second component may be referred to as the first component.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the inventive concepts. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, the expression “comprises” or “having” is intended to indicate that there is a feature, number, step, action, component, part, or combination thereof described in the specification, and that one or more other features or It should be understood that it does not exclude in advance the possibility of the presence or addition of numbers, operations, components, parts or combinations thereof. Unless defined otherwise, all terms used herein have the same meaning as commonly understood by one of ordinary skill in the art, including technical terms and scientific terms. Also, as used in the prior art, terms as defined in advance should be construed to have a meaning consistent with what they mean in the context of the technology concerned, and in an overly formal sense unless explicitly defined herein. It will be understood that it should not be interpreted.

In the accompanying drawings, for example, according to manufacturing techniques and / or tolerances, deformations of the illustrated shape may be expected. Accordingly, embodiments of the invention should not be construed as limited to the specific shapes of the regions shown herein, but should include, for example, changes in shape resulting from the manufacturing process. As used herein, the term "and / or" includes each and every combination of one or more of the components mentioned.

1 is an external perspective view of a wireless multichannel switch 100 according to an exemplary embodiment, and FIG. 2 is a housing or a main body 20 of a wireless multichannel switch 100 in which a button 10 is installed, and a button installed therein ( 10) is a perspective view.

In the wireless multi-channel switch 100 of FIG. 1, the bidirectional pivoting lever or seesaw button 10 is separated.

1 and 2, a wireless multi-channel switch 100 according to an exemplary embodiment includes three side by side buttons 10. According to another embodiment, the number of buttons 10 may be changed according to design specifications, and the number of such buttons 10 does not limit the technical scope of the present invention.

The button 10 has a bidirectional lever structure that operates in both directions. For this lever structure, a pivot point is provided at both ends 11 and 12 of the button 10 as a fulcrum in the lever structure. In an exemplary embodiment, the supporting point is realized by the projection shaft or the projection locking projections 11a and 12a provided at both ends 11 and 12 of the button and the slit locking grooves 22a and 22b supporting the projection shaft or protrusion. In the present embodiment, a pair of locking jaws 11a and 12a are formed on both sides of each of the end portions 11 and 12, and the slit-shaped locking grooves 22a and 22b are formed in the switch body 20.

The switch main body 20 in which the engaging grooves 22a and 22b are formed has a function as a component mounting portion in which components necessary for power generation are mounted. The component mounting part may be integrally provided in the switch body 20, and may be coupled to the switch body 20 after being manufactured as a separate component, and the switch body 20 itself corresponds to the switch component mounting part. I can do it.

In the present embodiment, the component mounting portion has a structure integrally formed in the switch body 20. In the present embodiment, the inner bottom of the switch main body 20 and the rim around it belong to the component mounting part.

An edge 21 having four walls 21a, 21b, 21c, and 21d forming a space portion 20a in which the buttons 10 are accommodated is provided, and the walls 21a facing each other at the edge 21 are provided. And locking grooves 22a and 22b into which both locking jaws 11a and 12a of the button 10 are fitted. The edge 21 may also be assembled to the switch body 20 after being manufactured as a separate component. The locking grooves 22a and 22a into which the locking jaws 11a and 12a are fitted have a form of a slit or a long groove extending a predetermined length in a direction of movement of the button 10, for example, perpendicular to the substrate. In addition to supporting the rotation of the button 10 with the projection jaws 11a and 12a as the center of rotation, the one-way movement of the locking jaws 11a and 12a of the button 10, for example, the rotation of the button 10. Allows vertical reciprocating movement in the direction. The switch body 20 in which the slit-type fixing grooves are formed may be configured by one component or a combination of a plurality of components, and the part in which the slit-type fixing grooves are formed is integrally formed in the switch body 20. It may be formed, but according to another embodiment may be formed in a separate component and then coupled to the switch body 20.

A circuit board 30 (see FIG. 3) and a generator 40 (see FIGS. 3 and 4) described later are mounted on an inner bottom of the space portion 20a. The inner bottom of the space portion 20a torsionally supporting the generator mounting portion 25 on which the generator 40 is mounted and the moving magnet portion 40b (see FIGS. 3 and 4) of the generator 40 from below. The second bias spring 27 is provided as a torsional spring. The second bias spring 27 is installed on a spring support 29 provided on the substrate. The spring support 29 may be formed on the inner bottom of the switch body 20 or may be coupled to the switch body 20 after being formed in a separate component.

Power generation of the generator 40 is made by the movement of the rotatable moving magnet portion 40b, which moves up and down with respect to the bottom of the space portion 20a, and the movement of the moving magnet portion 40b is described later. It is made by the pressing action of the operation plate 60 which rotates up and down in the same direction as the movement direction of the 40b, and the operation of the operation plate 60 is performed by the lever operation in both directions of the plurality of buttons 10.

A plurality of spring support pillars 28 are provided at the bottom of the space portion 20a in which the compression-type first bias spring 13 (see FIG. 4) for elastically supporting (biasing) the button 10 is provided at the bottom. have. And both sides of the moving coil mounting portion 25 is formed in the upright base support portion (26a, 26b) rotatably coupled to both the rotating shaft (60a, 60b) of the operation plate (see Fig. 4) to be described later.

3 is a schematic perspective view of the circuit board 30 provided in the space portion 20a of the switch body 20.

Referring to FIG. 3, a through hole 30b in which the generator 40 is positioned is formed approximately in the middle of the substrate 30. The through hole 30b is a portion through which the generator 40 fixed to the generator mounting portion 25 at the bottom of the space portion 20a passes. According to another embodiment, the generator 40 may be directly fixed to the substrate 30. The generator 40 includes a fixed coil portion 40a fixed to the bottom of the substrate 30 or the space portion 20a and a moving magnet portion 40b moving relative to the fixed coil portion 40a. The moving magnet part 40b is formed with the extension piece 40c supported by the 2nd bias spring 27 mentioned above. A plurality of switches 50a and 50b corresponding to both ends of the three buttons 10 are provided along both edges of the substrate 30. That is, two switches 50a and 50b are disposed at both ends of one button 10, and thus either one of the two switches 50a and 50b is operated in accordance with the operating direction of the button 10. The switches 50a and 50b are connected to the circuit unit 60. The circuit unit 60 is provided on one side of the substrate and has a circuit unit having a control element 60a such as a microprocessor and a pattern antenna 60b for data transmission. The power of the circuit portion 60 is provided from the generator 40, and since the circuit portion 60 uses minute power, it receives power from the generator 40 which is operated by the operation plate 60 for a short time. Accumulated and used for a predetermined time, the switching signal is transmitted through the antenna (60b). The switching signal is received by a separately provided lamp or receiving unit of the electronic device to perform an operation according to the signal, that is, a commonly known wireless switching operation.

4 is a perspective view showing the inside of the switch body 20 on which the circuit board 30 is mounted, and FIG. 5 illustrates a state in which the operation plate 60 is lifted up in the switch body 20.

4 and 5, the substrate 30 is installed on the inner bottom of the switch body 20. The moving coil portion 40b of the generator 40 is in a state of being elastically lifted upward by a second bias spring 27 that supports the extension piece 40c provided at the distal end thereof.

On the part where the extension piece 40c and the second bias spring 27 contact each other, the pressing part 60c in the middle of the operation plate 60 is placed. In this state, when an external force is applied to the operation plate 60 by the button 10 from above, the operation plate 60 rotates a predetermined angle vertically downward by relying on the rotation shafts 60a and 60b at both ends thereof. At this time, by the rotation of the operation plate 60, the pressurizing portion 60c of the operation plate 60, the extension piece 40c is lowered downward and the second bias spring 27 supporting it from below is elastically It will deform. When the external force is removed, the extension piece 40c and the operation plate 60 return to their original positions by the elastic restoring force of the bias spring 27. In this process, a current is generated in the fixed coil part 40a due to the magnetic field change caused by the moving magnet part 40b. The current generated in this way is used to drive the circuit unit 60.

6 to 8 are cross-sectional views of a wireless switch according to an exemplary embodiment, illustrating the movement of the operation plate according to the operation of the button and thus the operation of the generator.

Here, as mentioned in the description of FIGS. 4 and 5, the operation plate 60 rotates a predetermined angle vertically downward by relying on the rotation shafts 60a and 60b at both ends thereof. 6 to 8 representatively show the pressing portion 60c which directly contributes to the switching operation without showing the whole of the operation plate 60. As described above, the operation plate 60 is elastically biased upward by the second bias spring 27, and the button 10 is indirectly biased by the second bias spring and also the first bias spring. It is elastically biased directly by (13).

6 shows a normal state in which the three buttons 10 are not pressed.

In this state, as described above, the button 10 and the operation plate 60 are lifted up from the substrate 30 by the first bias spring 13 and the second bias spring 27 of the generator. Both switches 50a and 50b provided at the lower sides of both sides maintain the OFF state.

7 illustrates the operation of the switches 50a and 50b when one end 12 (the right part in the figure) of the button 10 is pressed. Referring to FIG. 7, when one side (right side in the drawing) of the button 12 is pressed, the protruding locking jaw 11a on the opposite left side is caught by the locking groove 22a provided in the switch body 20 as a pivot point. Works. Therefore, the switch 50b located at the lower right side of the button 10 is pressed to be in an ON state. At the same time, the intermediate portion of the lever button 10 presses the pressing portion 60c of the operating plate 60, and thus an extension piece 40c extending from the moving magnet portion 40b of the generator 40. Down). As the moving magnet portion 40b moves in this way, power generation from the generator 40 occurs. Power generation from the generator 40 occurs for a short time even by one movement of the moving magnet part 40b in one direction, and the generated current is transferred to the circuit part to operate the circuit part 60. The circuit unit 60 may include a power storage component such as a battery or a capacitor capable of accumulating the current, and the power storage component supplies the circuit unit 60 with a current required for operation for a given time. The circuit unit 60 starts operation by supplying current, detects the switch 50b pressed by the button 10, generates a corresponding switching signal, and wirelessly switches the switching signal of the corresponding switch 50b. send.

FIG. 8 illustrates the state when a force is applied to the button 10 in the opposite direction to FIG. Referring to FIG. 8, when the other side (the left side in the drawing) of the button 12 is pressed, the projecting locking jaw 12a on the opposite right side is caught by the locking groove 22b provided in the switch body 20 and operated as a hinge point. Therefore, the switch 50a located at the lower left of the button 10 is pressed to be in an ON state. At the same time, the intermediate portion of the lever button 10 presses the pressing portion 60c of the operating plate 60, and thus an extension piece 40c extending from the moving magnet portion 40b of the generator 40. ) Goes down (substrate direction). As the moving magnet portion 40b moves as described above, power generation from the generator 40 occurs, whereby the circuit portion 60 operates. The circuit unit 60 starts operation by supplying current, detects the switch 50a pressed by the button 10, generates a corresponding switching signal, and wirelessly transmits the switching signal of the corresponding switch 50a. do.

9-11 illustrate operation of the actuating plate 60 according to the selective actuation of the plurality of buttons 10 and thus the operation of the generator 40.

9 shows a state in which the three buttons 10 on one operation plate 60 are not pressed. The extension part 40c connected to the moving magnet part of the generator 40 in this state is a state lifted by the 2nd bias spring 27 mentioned above.

As shown in Fig. 10, when the button 10 in the middle of the three buttons 10 is pressed, this button 10 presses the operating plate 60 to extend the extension 40c connected to the moving magnet portion 40b. Start the generator by lowering). This button 10 actuates either of the two switches as described above.

As shown in Fig. 11, when the button 10 on the left side of the three buttons 10 is pressed, the button 10 presses the operation plate 60 to extend the extension portion 40c connected to the moving magnet portion 40b. Start the generator by lowering). This button 10 actuates either of the two switches as described above.

After operation of such a button, the button is returned to its original position by the first and second bias springs ().

12 is a block diagram illustrating a schematic structure of a wireless switch system according to an exemplary embodiment.

The wireless switch system includes the aforementioned wireless multi-channel switch 100 and the electronic device 200 controlled thereby. The wireless multi-channel switch 100 and the electronic device 200 include a transmitter 70c and a receiver 201. The circuit unit 70 of the wireless multi-channel switch 100 includes a microprocessor or a microcontroller 70c. The microcontroller 70c detects an on / off operation of the switches 50a and 50b to provide a corresponding switching signal. It transmits via the transmitter 70c. The circuit unit 70 includes a storage unit 70e that converts AC power from the generator 50 into DC and stores the same. The storage unit 70e provides driving power for the microcontroller 70a and the transmitter 70c and the like. The switches 50a and 50b operated by the buttons are connected to the microcontroller 70a through the key input circuit 70d.

Meanwhile, the electronic device 200 includes a receiver 201 that receives a signal from the transmitter 70c, and parses a switching signal received through the receiver 201 to perform an operation corresponding to the signal. A microcontroller 203 may be built in. The microcontroller 203 of the electronic device 200 may include various controllers such as an illumination 202, an outlet 204, a gas valve switching 205, and the like. In the above, the transmitter and the receiver may be selected from various known communication schemes such as Bluetooth, Wi-Fi, and Zigbee.

The switch of the present invention described above can be simplified in structure and significantly reduce the manufacturing cost compared to the conventional. In particular, in the past, a generator was provided for each switch. In an exemplary embodiment, a single generator may be used to operate a plurality of switches, thereby greatly reducing the manufacturing cost of a wireless multi-channel switch that controls a plurality of switches.

Although described in detail with respect to exemplary embodiments of the present invention as described above, those of ordinary skill in the art, without departing from the spirit and scope of the invention as defined in the appended claims Various modifications may be made to the invention. Therefore, changes in the future embodiments of the present invention will not depart from the technology of the present invention.

Claims (12)

A circuit unit generating a multi-channel switching signal;
A self-generator for generating electric power for driving the circuit unit;
An operation plate for operating the self-generator by an external force; And
And a plurality of buttons for simultaneously operating the switches and the operation plate to apply the external force to the operation plate to operate the self-generator and to operate any one of a plurality of switches connected to the circuit unit. Channel switch. The method of claim 1,
The operation plate has a rotation structure for operating the self-generator by rotating about one point, the wireless multi-channel switch. The method of claim 2,
The operation plate is disposed above the self-generator to pressurize the self-generator, the rotary shaft is provided on both sides of the body, the wireless multi-channel switch. The method according to any one of claims 1 to 3,
And said button has a lever structure that rotates both ends thereof to the center of rotation. The method of claim 4, wherein
And the button is located above the actuation plate, the waist portion of which presses the actuation plate, and at both ends thereof has a rotational support point corresponding to the support point of the lever. The method of claim 5,
The rotation support point is provided with a projection locking jaw formed on both side ends of the button,
The protruding locking jaw is fitted into a locking groove provided in the structure in which the generator is installed, the wireless multi-channel switch. The method of claim 6,
A substrate provided with the circuit portion: And
And a component mounting unit in which the generator and the substrate are installed.
The component mounting portion is a wireless multi-channel switch that is formed with a locking groove to which the projection locking jaw is fitted. The wireless multi-channel switch according to any one of claims 1 to 3;
And an electronic device configured to perform switching control corresponding to the switching signal.
The circuit unit comprises a; transmitting unit for transmitting the switching signal;
The electronic device includes a receiver for receiving a switching signal from the transmitter. The method of claim 8,
And said button has a lever structure that rotates both ends thereof to the center of rotation. The method of claim 9,
And the button is positioned above the actuation plate such that a waist portion presses the actuation plate, and at both ends thereof has a rotational support point corresponding to the support point of the lever. The method of claim 10,
The rotation support point is provided with a projection locking jaw formed on both side ends of the button,
The protruding locking step is fitted into a locking groove provided in the structure in which the generator is installed, wireless multi-channel switching system. The method of claim 11,
A substrate provided with the circuit portion: And
And a component mounting unit in which the generator and the substrate are installed.
Wherein the component mounting portion is a wireless multi-channel switching system that is formed with a locking groove is fitted into the projection locking jaw.

Images