JP2011091038A - Knob switch - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a knob switch having easy operability and capable of controlling power failure of one or more loads. <P>SOLUTION: A knob switch is used for connecting a plurality of loads to a power supply and includes: a stationary base on which a plurality of second conductive pieces are provided; a rotation mechanism that is rotatably provided in a bored manner on the stationary base and that is provided with a plurality of first conductive pieces; and an adjusting lock. When the rotation mechanism rotates, the plurality of first conductive pieces are each allowed to contact the second conductive pieces. Each of the second conductive pieces includes a first conductive portion that is electrically connected to the power supply and a second conductive portion that is electrically connected to a load. The first conductive portion and the second conductive portion are predeterminedly spaced from each other. When the rotation mechanism rotates, each of the first conductive pieces achieves electrical connection between the corresponding pair of first and second conductive portions. By adjusting the adjusting lock, each of the first conductive pieces is able to cut the electrical connection between the corresponding pair of first and second conductive portions. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a knob switch.

  Currently, an electronic switch system such as a home switch system generally includes one main switch and a plurality of assistant switches. The main switch is connected between the power supply device and the plurality of loads, and is used to turn on or off the electrical connection between the power supply device and the plurality of loads. The plurality of assistant switches are respectively connected between the main switch and the plurality of loads, and when the main switch turns on an electrical connection between the power supply device and the plurality of loads, The electrical connection between the power supply and the load corresponding to each assistant switch is turned on or off so that the power supply controls the power supply to the load corresponding to each assistant switch.

  However, due to the control of the main switch, the plurality of loads are all supplied with power or are all interrupted, and it is not possible to control the power supply and the power outage of the single load and a part of the loads in the plurality of loads. In order to save wires, the assistant switch is generally mounted near the load corresponding to the assistant switch, so that the position of the assistant switch is relatively dispersed. Therefore, in order to control the power supply and power failure of a specific load among a plurality of loads, the user needs to arrive at the position of the assistant switch corresponding to the specific load and perform an operation.

  In view of the above problems, the present invention provides a knob switch that is easy to operate and can control one or more power outages.

  A knob switch according to the present invention is used to connect a power supply device and a plurality of loads, and includes a fixed base on which a plurality of second conductive pieces are installed, a plurality of the plurality of second conductive pieces that are rotatably drilled and a plurality of A rotation mechanism on which the first conductive piece is installed; and an adjustment lock; when the rotation mechanism rotates, the plurality of first conductive pieces can contact the second conductive piece, Each second conductive piece includes a first conductive portion electrically connected to the power supply device and a second conductive portion electrically connected to the load, and the first conductive portion and the second conductive portion are When the rotation mechanism rotates with a certain interval, each first conductive piece is connected to the first conductive portion and the second conductive portion of the second conductive piece corresponding to the first conductive piece. Each first conductive piece by conducting and adjusting the adjustment lock , It is possible to turn off the electrical connection of the first conductive portion and the second conductive portion of the second conductive strip corresponding to said one conductivity strips.

  Compared with the prior art, the knob switch according to the present invention has a second conductive piece including a first conductive part and a second conductive part, and when the rotation mechanism is rotated, the adjustment lock is adjusted. The first conductive piece selectively turns on or off the electrical connection between the first conductive portion and the second conductive portion of the second conductive piece, so that the operation is simple and one or more Can control road power outages.

It is a three-dimensional view of the knob switch according to the present invention. It is a figure which shows the structure inside the knob switch shown in FIG. FIG. 2 is an exploded view of a knob switch portion shown in FIG. 1. FIG. 4 is a cross-sectional view taken along the line IV-IV of the knob switch shown in FIG. 2. It is a figure which shows the structure of the shaft of the knob switch shown in FIG. It is a figure which shows the 1st state which the 1st conductive piece and the 2nd conductive piece contacted. It is a figure which shows the 2nd state which the 1st conductive piece and the 2nd conductive piece contacted.

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

  Referring to FIG. 1, a knob switch 100 according to an embodiment of the present invention is electrically connected to a power supply device (not shown) and a plurality of loads 200, and between the power supply device and the plurality of loads 200. Used to selectively turn on or off electrical connections. When the knob switch 100 turns on an electrical connection between the power supply device and the plurality of loads 200, the plurality of loads 200 are operated by receiving a voltage from the power supply device. When the knob switch 100 turns off the electrical connection between the power supply device and the plurality of loads 200, the plurality of loads 200 are not supplied with voltage from the power supply device, and thus stop operating. The load 200 is a television, an illumination lamp, an electric fan, a refrigerator, or the like. In this embodiment, the load 200 is a light emitting diode (LED).

  2 and 3, the knob switch 100 includes a hollow rectangular parallelepiped housing 10, a fixed base 20, a fixed sleeve 30, a rotating mechanism 40, a fixed holder 50, and an adjustment lock accommodated in the housing 10. 60. The plurality of loads 200 are installed outside the housing 10.

  The housing 10 has a detachable structure, and is connected perpendicularly to the bottom plate 12, the first side plate 14 connected perpendicularly to the bottom plate 12, and the bottom plate 12 and the first side plate 14. A second side plate 15. The bottom plate 12, the first side plate 14, and the second side plate 15 all have a rectangular plate shape.

  The fixed base 20 includes a pedestal 22 fixed to the bottom plate 12 of the housing 10 and a first sleeve 24 fixed to the pedestal 22. The first sleeve 24 is a hollow cylinder. A plurality of cylindrical first through holes 250 are formed at equal intervals along the central axis direction of the first sleeve 24. The plurality of first through holes 250 are located on one straight line.

  The fixed sleeve 30 includes a fixed plate 32 fixed to the second side plate 15 of the housing 10 and a hollow cylindrical second sleeve 34 having one end fixed to the fixed plate 32.

  Referring to FIGS. 4 and 5, the rotation mechanism 40 includes a shaft 42 formed in the first sleeve 24, a knob 44 detachably installed at one end of the shaft 42, and the shaft 42. Corresponding to the plurality of first convex teeth 45 installed on the outer peripheral surface, the plurality of first conductive pieces 46, the fixed shaft 49 installed inside the shaft 42, and the plurality of first conductive pieces 46 And a second elastic unit 48 installed on the fixed shaft 49.

  The shaft 42 is a hollow cylinder, and one end of the shaft 42 is detachably attached to the knob 44 through the first sleeve 24 of the fixed base 20, and the other end of the shaft 42 is the first of the fixed sleeve 30. The two sleeves 34 are rotatably mounted inside. The plurality of first convex teeth 45 are located between the first sleeve 24 and the second sleeve 34. In this embodiment, the number of teeth of the plurality of first convex teeth 45 is 12, and the 12 convex teeth are arranged on the outer peripheral surface of the shaft 42 at equal intervals.

  A plurality of cylindrical second through holes 420 corresponding to the plurality of first through holes 250 are formed along the central axis direction of the shaft 42, and the second through holes 420 are formed on the shaft 42. Corresponding to the plurality of first convex teeth 45 along the circumferential direction.

  In the inner wall of the shaft 42 corresponding to the fixed shaft 49, a plurality of cross-shaped concave grooves 43 communicating with the plurality of second through holes 420 are formed. The cross-shaped concave groove 43 includes a first concave portion 434 and a second concave portion 435 that are orthogonal to each other. The first recess 434 and the second recess 435 all have a rectangular parallelepiped shape.

  The plurality of first conductive pieces 46 are respectively installed in the plurality of second through holes 420. The first conductive piece 46 has a “T” shape, and includes a contact portion 460 and a protruding portion 462 connected perpendicularly to the midpoint of the contact portion 460. The abutting portion 460 has a rectangular parallelepiped shape, and the length thereof is larger than the diameter of the second through hole 420. The protrusion 462 has a cylindrical shape, and the diameter thereof is smaller than that of the second through hole 420. The protruding portion 462 protrudes from the surface of the shaft 42 that is separated from the fixed shaft 49 through the second through hole 420. The contact portion 460 can be received in the first recess 434 or the second recess 435 of the cross-shaped recess 43. In the initial state, the contact portion 460 is accommodated in the first recess 434.

  A rectangular parallelepiped groove is formed at an end of the protruding portion 462 far from the abutting portion 460 to form a first connecting portion 464 and a second connecting portion 465 that face each other. The first connection part 464 and the second connection part 465 are parallel to each other and have a constant interval. The first connection part 464 and the second connection part 465 are all made of a conductive material.

  The fixed shaft 49 has a cylindrical shape. One end of the second elastic unit 48 is fixed to the fixed shaft 49, and the other end of the second elastic unit 48 is in contact with the first conductive piece 46. In the present embodiment, the second elastic unit 48 is a spring.

  The fixed holder 50 includes a support 52, an engagement unit 54, and a first elastic unit 56. The support 52 is connected to a connecting portion 520 fixed to the first side plate 14 of the housing 10 and a first support fixed to the bottom plate 12 of the housing 10 and connected perpendicularly to one end of the connecting portion 520. And a second support part 524 connected in parallel to the first support part 522 and orthogonal to the other end of the connection part 520. The connecting part 520, the first support part 522, and the second support part 524 all have a rectangular parallelepiped shape. The first support 522 has a first opening 532, and the second support 524 has a second opening 534 corresponding to the first opening 532.

  The engagement unit 54 includes a long meshing portion 540 and a first fixing portion 542 and a second fixing portion 544 that are removably assembled to both ends of the meshing portion 540. The length of the meshing portion 540 and the length of the connecting portion 520 are substantially equal. One end of the meshing portion 540 passes through the first opening 532 of the first support portion 522 and is fixedly connected to the first fixing portion 542, and the other end of the meshing portion 540 is the second support. The second fixing portion 544 is fixedly connected to the second opening 534 of the portion 524.

  Two second convex teeth 550 that mesh with the first convex teeth 45 are provided in the middle of the surface corresponding to the first convex teeth 45 of the meshing portion 540. The plurality of first convex teeth 45 and the two second convex teeth 550 constitute a feedback device 70. When the shaft 42 rotates, the feedback device 70 can make a sound. One end of the first elastic unit 56 is fixed to the connecting portion 520 of the support 52, and the other end of the first elastic unit 56 is fixed to the engagement portion 540 of the engagement unit 54. The part 540 can be pressed. In the present embodiment, the meshing portion 540 is made of an elastically stretchable material, and the first elastic unit 56 is a spring.

  When the knob 44 is rotated, the shaft 42 is rotated, and the plurality of first convex teeth 45 are rotated in conjunction with each other to be accommodated in a space between the two second convex teeth 550. Since the first convex teeth 45 press and move the second convex teeth 550, the meshing portion 540 is elastically deformed toward the connecting portion 520 and compresses the first elastic unit 56. When the first convex teeth 45 exceed the second convex teeth 550, the meshing portion 540 is elastically recovered toward the first convex teeth 45 by the elasticity of the first elastic unit 56, and the first convex teeth 45 Another first convex tooth 45 adjacent to one convex tooth 45 is accommodated in the space between the two second convex teeth 550. Thus, when the knob 44 is rotated, the feedback device 70 makes a “click” sound, giving the user a hint that the knob switch 100 is constantly inspired.

  The adjustment lock 60 has a “T” shape and includes a cylindrical pressing portion 62 and a cylindrical adjusting portion 64. The diameter of the pressing part 62 is larger than the diameter of the first through hole 250 of the first sleeve 24, and the diameter of the adjusting part 64 is smaller than the diameter of the first through hole 250. The adjusting portion 64 is inserted through the first through hole 250 and into a rectangular parallelepiped groove of the first conductive piece 46 corresponding to the first through hole 250. The contact portion 460 of the first conductive piece 46 can be accommodated in the first concave portion 434 or the second concave portion 435 by rotating the first conductive piece 46 using the adjustment lock 60. The adjustment lock 60 is made of an insulating material.

  Referring to FIGS. 6 and 7, the knob switch 100 includes a plurality of knob switches 100 installed at equal intervals along the central axis direction of the first sleeve 24 on the inner wall corresponding to the shaft 42 of the first sleeve 24. The second conductive piece 240 is further provided. When the shaft 42 rotates, when one first convex tooth 45 in the plurality of first convex teeth 45 is accommodated in the space between the two second convex teeth 550, the plurality of first convex teeth 45 are accommodated. The two conductive pieces 240 can come into contact with a set of the plurality of first conductive pieces 46 disposed along the central axis direction of the shaft 42.

  The second conductive piece 240 includes a first conductive portion 242 and a second conductive portion 244 made of a conductive material. The first conductive part 242 and the second conductive part 244 are parallel to each other and have a constant interval. The first conductive portion 242 is electrically connected to a power supply device (not shown), and the second conductive portion 244 is electrically connected to the load 200 through the first sleeve 24 by a conductive wire.

  When the knob switch 100 is used, the knob 44 is rotated to bring the first conductive piece 46 into contact with the second conductive piece 240. As shown in FIG. 6, since the contact portion 460 of the first conductive piece 46 is accommodated in the first recess 434 in the initial state, the first connection portion 464 of the first conductive piece 46 and The end surface of the second connection portion 465 is connected to the end surfaces of the first conductive portion 242 and the second conductive portion 244 of the second conductive piece 240. Accordingly, the first connection portion 464 and the second connection portion 465 conduct the first conductive portion 242 and the second conductive portion 244, and the load 200 corresponding to the second conductive piece 240 receives power from the power supply device. Can be supplied and operated.

  The method of accommodating the contact portion 460 of the first conductive piece 46 in the second recess 435 using the adjustment lock 60 includes the following steps. First, the adjustment portion 64 of the adjustment lock 60 is inserted into the rectangular groove of the first conductive piece 46 corresponding to the first through hole 250 after passing through the first through hole 250, and the contact portion 460. The second elastic unit 48 is compressed by applying a pressure to the contact portion 460 to be detached from the first recess 434. Then, by rotating the adjustment lock 60, the first conductive piece 46 is rotated 90 ° in conjunction with the rotation of the first conductive piece 46. 435.

  When the contact portion 460 of the first conductive piece 46 is accommodated in the second recess 435 by rotating the knob 44, the end surface of the first connection portion 464 of the first conductive piece 46 is The end surfaces of the first conductive portions 242 of the two conductive pieces 240 are joined in parallel, and the end surfaces of the second connection portions 465 of the first conductive pieces 46 are parallel to the end surfaces of the second conductive portions 244 of the second conductive pieces 240. Jointly. As shown in FIG. 7, the first connection portion 464 and the second connection portion 465 do not conduct the first conductive portion 242 and the second conductive portion 244, and thus the load 200 corresponding to the second conductive piece 240. Cannot operate by confusing power from the power supply.

  In this embodiment, the knob switch 100 selectively controls the operation of a load in the plurality of loads 200 by adjusting the direction of the first connection portion 464 and the second connection portion 465 of the first conductive piece 46. Can be stopped. Further, the knob switch 100 is further provided with a knob 44, and the user adjusts the direction of the first connection portion 464 and the second connection portion 465 of the first conductive piece 46 to operate the plurality of loads 200. The stopping method can be set in advance, and then the plurality of loads 200 can be controlled by rotating the knob 44.

  The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to the above-described embodiments, and various modifications or corrections are possible within the scope of the present invention. Needless to say, it is also included in the scope of the claims of the present invention.

100 Knob Switch 200 Load 10 Housing 12 Bottom Plate 14 First Side Plate 15 Second Side Plate 20 Fixed Base 22 Base 24 First Sleeve 240 Second Conductive Piece 242 First Conductive Portion 244 Second Conductive Portion 250 First Through Hole 30 Fixed Sleeve 32 Fixed plate 34 Second sleeve 40 Rotating mechanism 42 Shaft 420 Second through-hole 43 Cross-shaped concave groove 434 First concave portion 435 Second concave portion 44 Knob 45 First convex tooth 46 First conductive piece 460 Contact portion 462 Protruding portion 464 First One connection portion 465 Second connection portion 48 Second elastic unit 49 Fixed shaft 50 Fixed holder 52 Strut 520 Connecting portion 522 First support portion 524 Second support portion 532 First opening 534 Second opening 54 Engagement unit 540 Interlocking portion 542 1st fixing | fixed part 544 2nd fixing | fixed part 550 2nd convex tooth 56 1st elastic uni DOO 60 adjustment lock 62 pressing portion 64 adjusting unit 70 feedback device

Claims (9)

In a knob switch used to connect a power supply and a plurality of loads,
A fixed base on which a plurality of second conductive pieces are installed, a rotation mechanism that is rotatably drilled in the fixed base and on which a plurality of first conductive pieces are installed, and an adjustment lock,
When the rotating mechanism rotates, the plurality of first conductive pieces can contact the second conductive pieces, respectively, and each of the second conductive pieces is electrically connected to the power supply device. A conductive portion and a second conductive portion electrically connected to the load, wherein the first conductive portion and the second conductive portion are spaced apart from each other when the rotation mechanism rotates The conductive piece conducts the electrical connection of the first conductive part and the second conductive part of the second conductive piece corresponding to the first conductive piece, and each of the first conductive pieces is adjusted by adjusting the adjustment lock. The knob switch, wherein the electrical connection between the first conductive portion and the second conductive portion of the second conductive piece corresponding to the first conductive piece can be turned off.   The rotating mechanism includes a shaft in which a plurality of concave grooves corresponding to the first conductive piece are formed, the concave groove includes a first concave portion and a second concave portion, and the first conductive piece is a contact portion. And a projecting portion connected to the abutting portion, wherein the projecting portion is provided with a first connecting portion and a second connecting portion having a constant interval manufactured by a conductive material, The first conductive piece is used for accommodating a contact portion of one conductive piece in the first concave portion or the second concave portion, and when the contact portion of the first conductive piece is received in the first concave portion. The end surfaces of the first connection portion and the second connection portion are connected to the end surfaces of the first conductive portion and the second conductive portion of the second conductive piece, and the contact portion of the first conductive piece is connected to the second concave portion. When housed, the end face of the first connection part is joined in parallel to the end face of the first conductive part, and the end face of the second connection part , Knob switch according to claim 1, characterized in that parallel to the junction to the second conductive end face.   The knob switch according to claim 2, wherein the knob switch further includes a feedback device, and the feedback device can make a sound when the shaft is rotated.   The knob switch further includes a fixed holder, a fixed shaft installed inside the shaft, and a plurality of first convex teeth installed on an outer peripheral surface of the shaft, and the concave groove is configured to fix the shaft. A plurality of first through holes corresponding to the plurality of first convex teeth and the plurality of first conductive pieces are provided along an axial direction of the shaft along the central axis direction of the shaft; , Two second convex teeth meshing with the first convex teeth are installed, the feedback device is composed of the first convex teeth and the second convex teeth, and the plurality of concave grooves are the plurality of first convex teeth. The first conductive piece is protruded from a surface of the first conductive piece that protrudes from the fixed shaft of the shaft through the first through hole corresponding to the protruding portion. The knob switch according to 3.   The fixed base further includes a pedestal and a first sleeve fixed to the pedestal, the shaft is drilled in the first sleeve, and the second conductive piece is in a direction of a central axis of the first sleeve. Is installed on the inner wall corresponding to the shaft of the first sleeve, and a second through hole corresponding to the first through hole is opened along the central axis direction of the first sleeve. And an adjustment portion, and the adjustment portion rotates through the first conductive piece corresponding to the second through hole after passing through the second through hole, thereby contacting the first conductive piece. The knob switch according to claim 4, wherein the first recess or the second recess is accommodated.   The knob switch further includes a plurality of first elastic units installed corresponding to the plurality of first conductive pieces, one end of the first elastic unit being connected to the fixed shaft, and the first elastic unit. The knob switch according to claim 4, wherein the other end of the knob is in contact with a contact portion of the first conductive piece.   The fixed holder further includes a support, an engagement unit, and a second elastic unit, and the support is connected to a connection part, a first support part connected perpendicularly to one end of the connection part, and the first support part. A second support portion connected in parallel and perpendicular to the other end of the connection portion, the first support portion having a first opening, and the second support portion including the first support portion; A second opening corresponding to the opening is opened, and the engagement unit includes a meshing part, a first fixing part and a second fixing part that are detachably assembled at both ends of the meshing part, Convex teeth are installed on the surface of the meshing portion that is separated from the connecting portion, and one end of the meshing portion is fixedly connected to the first fixing portion through the first opening of the first support portion. And the other end of the engagement portion is fixedly connected to the second fixing portion through the second opening of the second support portion, One end of the second elastic unit is fixed to the connecting part, and the other end of the second elastic unit is fixed to the meshing part and used to press the meshing part. The knob switch according to claim 2.   The knob switch further includes a housing, and the housing includes a bottom plate, a first side plate connected to the bottom plate, a second side plate connected to the bottom plate and the first side plate, and the connecting portion. The knob switch according to claim 7, wherein the knob switch is fixed to the first side plate, and the first support portion is fixed to the bottom plate.   The knob switch further includes a fixing sleeve and a knob, the fixing sleeve includes a fixing plate and a second sleeve fixed to the fixing plate, and one end of the shaft passes through the first sleeve of the fixing base. The knob switch according to claim 2, wherein the knob switch is installed on the knob, and the other end of the shaft is rotatably installed inside the second sleeve.

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