JPH025317A - Rotary switch unit - Google Patents

Abstract

PURPOSE:To make it possible to carry out the shift of plural cycles in a single rotation by providing a terminal group to carry out one cycle of shift responding to plural N numbers of sliding terminals to a shifting rotary body in the scope of 1/N. CONSTITUTION:At the right hand rotary switch mechanism, 8 sliding terminals 11, for example, are provided, while at the left hand rotary switch mechanism, 4 sliding terminals 12, for example, are provided, and one cycle of responding shift operations of contacts 21-41, and 51-65 are carried out in the scopes of 1/8 rotation and 1/4 rotation respectively. In other words, in the right hand rotary switch mechanism, the selection operation of various signals PHONO, CD, TUNER, and LINE in the right(R) side is carried out by the terminal group 21-25, for example, arranged in the scope of 1/8 rotation, while in the left hand rotary switch mechanism, the selection operation of verious signals PHONO, CD, TUNER, LINE, and TAPE 1-3 in the left(L) side is carried out by the terminal group 51-55, for example, arranged in the scope of 1/4 rotation.

Description

[Detailed Description of the Invention] [Object of the Invention] (Field of Industrial Application) The present invention provides a rotary switch S! In particular,
II for those that perform multiple cycle switching operations in one rotation
It is something that I do.

0 (Conventional trick) When operating a rotary switch with a remote controller, it is conceivable to operate the rotary switch at ℃ - night.

In this case, if one rotation of the rotary switch performs one cycle of operation, there is a problem in that the operation takes time.

(Problems to be Solved by the Invention) As described above, if one cycle of operation of the rotary switch f is performed by one rotation, there is a problem in that it takes time.

The present invention has been made in view of these points, and is intended to provide a rotary switch device that can perform multiple cycle switching operations in one rotation.

[Structure of the invention]

(Means for Solving the Problems) The rotary switch device according to claim 1 of the present invention has a base 1 that rotates a switching rotary body 3.4. In addition to being freely pivoted, a plurality of Nf stores υJ panes 11.12 are provided on the switching rotary body 3.4 at equal intervals along the rotational direction of the switching rotary bodies 3 and 4, and Contacts 21 that are switched open and closed by sliding terminals 11.12 of the switching rotary body 3.4
~44. 51~65 group sliding terminal 11.12 rotation pull
The contact points 21-44° 51-6! One cycle of switching operation is constructed by jlJ.

The rotary switch device according to a second aspect of the present invention is characterized in that, in the [l-tally switch device according to the first aspect, a plurality of multi-points 21 to 44. which constitute one cycle of different switching operations.
Groups 51 to 65 are arranged in different ranges of 1/N rotation of the base 1 along the direction of rotation of the P-motion paneers 11 and 12, respectively.

(Function) The rotary switch device of the present invention has a switching rotary body 3.
If 4 is rotated by 1/N, a switching operation of 11 nicles is possible, and especially in claim 2, ¥? , can be performed in parallel.

(Example) An example of the rotary switch device of the present invention will be described with reference to the drawings.

1 and 2, reference numeral 1 denotes a printed circuit board as a base, and this printed circuit board 1 is formed with a pair of support holes 1a, 1b.
Shaft portions 3a and 4 protrude from the lower side of a disk 3.4 as a switching rotary body through bearings 2, respectively, on 1b.
a is rotatably inserted through the disc 3.4, and the shaft portions 3a, 4a of each disc 3.4 are urged downward via the coil spring 5, spring receiver 6, washer 7, and screw 8. A disk 3.4 is rotatably supported on the upper surface of the printed circuit board 1 in a state where the disk 3.4 is oriented toward the upper surface of the printed circuit board 1 (=J1!A).

The lower surfaces of the pair of disks 3.4 each have a plurality of li!s as shown in FIGS. 3 and 4, respectively. ! Sen terminal 1
1.12 are installed at equal intervals along the rotational direction, and each support hole 1a on the surface of the printed circuit board 11
, 1b, a large number of contacts 21-44, 51-65 are formed as shown in FIG. 5, and these contacts 21-44, 51-65 are sliding! It is opened and closed by JI terminals 11 and 12, and a pair of rotary switch mechanisms are constructed on the circuit board 1.

Further, each of the shafts N53b, 4b protruding from the upper side of the pair of disks 3, 4 has an A-mu wheel 7.
A cylindrical boss portion 71a formed at 1.72 mm.

72a is rotatably fitted, and the boss portions 71a and 72a of the A-mov wheels 71 and 72 are cylindrical boss portions 3c and 4c that protrude from the upper surface of the disk 3°4, respectively.
In this state, each worm wheel 71.7
The two boss portions 71a and 72a are rotatably held by a holder 73 attached to the printed circuit board 1.

The boss portion 7 of each of the worm wheels 71 and 72 is
1a, boss portion 3 of disk 3.4 corresponding to 72a
c and 4C are connected by coil springs 76 having a rectangular cross section as shown in FIG.
A one-C quake clutch mechanism 77°78 is constructed between the two, and this one-way clutch mechanism 17°78
The rotation of the worm wheels 71, 72 in one direction only is transmitted to the corresponding disc 3.4.

In other words, this one-way clutch mechanism 77°78 is
The coil spring 76 is connected to the boss portions 71a, 72a and the boss portion 3.
c, 4c, and the boss portion 71a.

When 72a is rotated clockwise when viewed from above, the diameter of the coil spring 76 is reduced.
1a, 72a and the boss portions 3c, 4c are integrally tightened, and as a result, each worm wheel 7
At 1.72, the rotation in the rotational direction is transmitted to the disks 3 and 4, and conversely, when the boss portions 71a and 72a are rotated from above in the counterclockwise direction, the diameter of the coil spring 76 is expanded. , the coil spring 76 becomes loose with respect to the boss portions 71a, 72a, and as a result, the rotation of the worm wheels 71, 72 in the opposite direction is caused by the rotation of the disks 3, 4.
I'm trying not to get it across.)

Further, in the holder 73, there is rotatably mounted on the shaft an A-mem 81 which is located between the A-me wheels 71 and 72 of the above-mentioned -λj and which is connected to the pair of A-me wheels 71.72km. This arm 81 is driven by a motor 82 provided on the same holder 73 via a pulley 83, a belt 84, and a pulley 85.

In the rotary switch device of this embodiment, when the motor 82 is driven, the pair of arm wheels 71 and 72 rotate in opposite directions via the arm 81, but as described above, , one-way clutch mechanism 77, 7
8 is the clockwise rotation of the worm wheel 71.721
) is transmitted to the disk 3.4, so only one of the disks 3.4 is rotated by the drive of the motor 82, and the rotation fjJ
t, sliding terminal 11.1 provided on the disc 3, 71
2 switches contacts 21 to 44.51□-65 to open and close,
When the drive direction of the motor 82 is changed forward or reverse, the disks 3 and 4 rotated by the motor 82 are switched. be able to.

Next, the left and right rotary switches move each horizontal j-isk 3. /1 print! Print Kj by IJ terminal 11.12
Switching time of contacts 21 to 44 and 51 to 65 on circuit board 1!
J1 motion 1'1 will be specifically explained.

The rotary switch mechanism of this embodiment is used to switch the input system of the main amplifier of the audio system.As shown in FIG.
Contacts 21 to 44 and 51 to 65 receive the reproduction signals of the souffleo on the left (L) and right () of the normal analog switch 0 (
Terminal 91 for inputting (INPUT) one HON O>.
92, left (1-) right (R) i]rai iJ that restores the playback signal (PHON O), which has been processed by the recording frequency characteristics based on the RI△△ characteristics of the record, to its original state using the playback frequency characteristics. 'Amplifier 93.94 (EQ), Shi'-do reproduction signal (PHON O>) A moving coil (MC) type cartridge is used for the circuit configuration that matches the characteristics of a moving magnet (MM) type cartridge. element 95,96 for adapting the input impedance when
ONO) When using a moving coil (MC) type cartridge with a circuit configuration that matches the characteristics of a moving magnet (MM) type cartridge, it is necessary to adjust the amplification m by f amplifiers 93 and 94. Elements for 97.98, left of compact disc ([)
Input the right (R) stereo playback signal (CD) (INP)
UT) terminal 99. 100, Left (L, )W (R) stereo audio signal (-
Enter (I N P U T )
-'Jru terminal 101. 102, /IE (L) Right (R
) stereo audio signal (L, INF) is input (INP
UT) Tsuru terminal 103゜104. Stereo playback signal of left (L) and right (R) of three tape recorders (TAPEL
, 2.3) Input ([N P LJ T ) SuruQQ
terminals 111 to output (OUTPtJT) the left ([) right (R) stereo low end selected from the input signals of the Cholera platform scale to the preamplifier. 112 is connected.

In addition, each terminal 9 of the above input (INPUT) system
1゜92, 99 to 1101, all of them are the positive side of the bottle plug terminal, and the negative side of the paired bottle plug terminal is grounded, so the explanation will be omitted, but the printed circuit board 1 has /υ attached. It is located on the back panel of the Brimain amplifier.

There are eight sliding terminals 101 on the disk 3 of the outer rotary switch mechanism as shown in FIG. 3, and one terminal 12 on the disk 4 of the outer rotary switch mechanism as shown in FIG. There are four.

In FIG.
] - The four 1-moving ends of the tally switch structure j-12 are q
Let's start with the situation where there is an angle of 1.

In this state, the sliding terminal 11 of the right rotary switch mechanism connects contacts 21 and 22 and contact 2G.

27 is closed, and the sliding terminal 12 on the left side causes the contacts 51 and 52 and contacts 56 and 57 to be connected to I'JI, so that the left (L) and right (R) playback signals (P l- 1o
The human power from the terminals 91.92 that input (INPUT) the equalizer amplifiers 93.94 (E
After passing through Q), the left (L) is contact 22.21, wiring 121.
122゜123, 124, contact 52.51, wiring 1
25, right (R) is contact 27.26, wiring 126. 1
27. 128, contacts 57°, 56, and wiring 129, and output to terminals 111° and 112 (OUTPUT
In this state, the active terminal 11 on the right side closes the contacts 41 and 42, 43 and 44, 31 and 32, and 33 and 34. Element 95.9 for adapting a circuit configuration tailored to the characteristics of a magnet (MM) type cartridge to use with a moving coil (MC) type cartridge.
The 6.97°98 circuit is on, and therefore the record playback signal (P HON O) by a moving coil (MC) type cartridge is selected.

Then, when the eight sliding terminals 11 of the right rotary switch mechanism are turned to the angle b, the moving coil (MC) type cartridge element 95 changes from the state of the angle a.
．． The circuits 9G and 97.98 are turned off, and therefore the record playback signal (PHONO) by a moving magnet (MM) type cartridge is selected.

Then, when the eight sliding terminals 11 of the right rotary switch mechanism are rotated to the angle C, the contacts 21 and 22 and the contacts 26 and 27 are opened from the angle b, and 1 each point 2 is opened.
1.23, contacts 2J and 28 are closed, so the input from terminals 99° and 100 for inputting (INPUT) the playback signal (CD) of the left (L) and right (R) of the compact disc is
Terminal 111. Output to 112 (OUT' P LJ T
), and therefore the compact disc playback signal (CD) is selected.

Then, when the eight sliding terminals 11 of the right rotary switch mechanism are rotated to the angle d, the contacts 21 and 23 and the contacts 26 and 28 are opened from the angle C, and the contacts 21 and 26 are opened.
．． 24, contacts 2G and 29 are closed, so CH1-SKA6 (7) FIvl feed%'17) Left (L) Right (R) (
7) Input the audio signal (TUNER>
T) terminal 101. The input from 102 is connected to terminal 11.
1. 112, and therefore the audio signal (TUNER) from the TUNER
is selected.

Then, when the eight active terminals 11 of the right rotary switch mechanism are rotated to the angle e, the contacts 21, 24 and 26, 29 open from the angle d, and the contacts 21 and 26 open.
．． 25, contacts 26.30B are closed, so the city signal (/E (L,) right (R) from a video tape recorder etc.
A terminal 103 for inputting (INPUT) LINE>. 1
The input from terminal 111. Output to 112 (Ot
JTPUT), and therefore, the audio signal (LINE>) from a video tape recorder or the like is selected.

Note that there is no particular function when the eight sliding terminals 11 of the right rotary switch mechanism are rotated to an angle f.

In addition, when the eight sliding terminals 11 of the right rotary switch mechanism are rotated at angles a to e, the contacts 35
．． 36, between contacts 35 and 37, between contacts 35 and 38, between contacts 35 and 39, and between contacts 35 and 40. The timing of stopping the drive of the motor 82 is controlled by using the opening between the contacts 35 and 38 and between the contacts 35 and 39 and between the contacts 35 and 40 as encoder outputs.

Then, when the four sliding terminals 12 on the left [1-tally switch mechanical diagram] are rotated to an angle h, the state h\
Since the contacts 51, 52 and 56, 57 are opened, and the contacts 51, 53, and 56, 58 are closed, no matter which signal is selected with the rotary switch mechanism on the right side, this signal is connected to terminal 111. ．． Output to 112 (OLJTPIJT
) and the left side (L) of tape recorder 1.
Input the right (R) playback signal (TAPEI) (INPtJ
T) terminal 105. The input from 106 is on the left (L)
is contact 53.51, wiring 125, right (R) is) point 5
8.56, pass through the wiring 129, respectively, and connect the terminal 111
．． 112: Output (OUTPtJT), and therefore, the re/1. Shin@(T
When the four sliding terminals 12 of the left rotary switch mechanism are rotated to an angle of 416 degrees from the state where APEl) is selected, the angle between the contacts 51 and 53, and the contact 56 and 58 from the angle [] heard, between contacts 51 and 54, 1a
Since the points 5 (i and 59) are closed, the left (L) and right (R) playback signals (TAPE2> of the tape recorder 2 are input (I).
The inputs from terminals 107 and 108 to which N P LJ T ) are input to terminals 111 . Output to 112 (OUTPUT
), therefore, tape recorder 2
The reproduction signal (TAPE2) is selected.

Then, the four slides next to the rotary switch mechanism on the left
When the J terminal 12 is rotated to the angle j, the contacts 51.54 and 56.59 open from the angle i, and the contacts 51.55 and 56.60 close, so the tape recorder 3 left (L) right (R) playback signal (TAPE
3) terminals 10Q and 110 for inputting (INPUT)
The input from terminal 111. Output to 112 (OUTP
tJT), and therefore the reproduction signal (TAPE3) of the tape recorder 3 is selected.

It should be noted that there is no permanent geometry in the state in which the four sliding terminals 12 of the left rotary switch mechanism are rotated at an angle k.

Also, the four layers tj+ of the rotary switch mechanism on the left
When the terminal 12 is rotated at an angle q to j, the contact points 61.62, 61.63, and 61.611
The contact points 61.65, 61.62, 61.63, and 61.65 are closed in this order.
The openings between G4, adult fish 61.6', and + are used as one encoder output to control the timing of driving stop F of the -E-tor 82.

Here, in the rotary switch mechanism on the right, sliding terminal 1
1 are provided, and the rotary switch mechanism on the left side is provided with four sliding terminals 12, and contacts 21 to 12 are provided correspondingly.
44. 1 cycle of switching opening/closing operation from 51 to 65 is 1/
Since it is performed in 8 rotations and 1/4 rotation, the operating time for the 1→noicle switching operation is short, and different related switching operations can be performed simultaneously and in parallel.

1, that is, in the rotary switch mechanism on the right, 1/8
Terminal 21-258 yen arranged in the rotation range, left (L)
Various signals (PHONO), (CD>, (TUNER)
), (LINE> selection operation, and the various right (R) signals (PHONO), (CD), (TUNFR),
(LINE) selection operation, and the right (R
), the amplification 1 was adjusted depending on the moving coil (MC) type and moving magnet (MM') type, and terminals 3 arranged in different 1/8 rotation ranges were adjusted.
In the 3.34 group, the impedance of the right (R) side of the cartridge when the record playback signal (PHON O) is selected is adjusted based on the difference between moving coil (MC) type and moving magnet (MM) type cartridges. , terminals 35 to 35 arranged in different 1/8 rotation ranges
40 groups constitute an encoder that controls switching operation,
Regarding the impedance of the left (L) of the cartridge when the record playback signal (PHONO) is selected using terminals 41 and 42 groups arranged in different 1/8 rotation ranges, moving coil (MC) type and moving magnet ( MM
) Output of the left side (shi) of the cartridge when the record playback signal (PR0No) is selected with terminals 43 and 44 groups arranged in different 1/8 rotation ranges by adjusting for differences in type cartridges. Regarding the moving coil (
The amplification level is adjusted based on the difference between the MC) type and the moving magnet (MM) type. Also, in the []-tally switch mechanism on the left, the terminals 51 to 55 groups arranged in the 1/4 rotation range , various signals on the left (L)
NO), (CD), (TUNER
) , (1-INEW-rAP[El(-rAP[
E1 to E3) were selected and arranged in different 1/4 rotation ranges. )
, (LINE>(TAPE1-3) selection operation is performed, and the terminal 61 arranged in the range of 1/4 rotation around 5'!
~65/j7 constitutes an encoder that controls the 1.7J switching operation.

〔Effect of the invention〕

As described above, according to the present invention, a group of terminals that perform one cycle of switching operation is arranged in a range of 1/N according to λ·1 for a plurality of N rotations of sliding terminals, so that the switching rotation is body 1
/N rotations, a 1 (Noicle switching operation) can be performed, and therefore the operation time can be shortened, and furthermore, in claim 2, different switching operations can be performed in parallel.

[Brief explanation of the drawing]

The figure shows an embodiment of the rotary switch device j of the present invention.
Figure 2 is a plan view, Figure 2 is a vertical cross-sectional view, Figures 3 and 4 are plan views showing the arrangement of the sliding terminals, Figure 5 is a plan view showing the arrangement of sliding terminals.
The figure is a plan view of a printed circuit board as a base showing the arrangement of the contacts, and FIG. 6 is an exploded perspective view of the one-way clutch mechanism. 1. Printed circuit board as base, 3° 4. Disk as switching rotor, 11.12. Sliding @ terminal, 21-44. 51-65. Contact. Wataru Hado

Claims (2)

[Claims] (1) A switching rotary body is rotatably supported on the base, and a plurality of N sliding terminals are provided on the switching rotary body at equal intervals along the rotational direction of the switching rotary body. A group of contacts that are switched open and closed by the sliding terminal of the switching rotor are arranged in a range of 1/N rotation along the rotating direction of the sliding terminal, and switching is performed by the group of contacts within this 1/N rotation range. A rotary switch device comprising one cycle of operation. (2) A plurality of contact groups constituting one cycle of different switching operations are arranged in different ranges of 1/N rotation of the base along the rotating direction of the sliding terminal. The rotary switch device described.