CN108649975A - A kind of disc machine radio channel selection device - Google Patents
A kind of disc machine radio channel selection device Download PDFInfo
- Publication number
- CN108649975A CN108649975A CN201810644043.1A CN201810644043A CN108649975A CN 108649975 A CN108649975 A CN 108649975A CN 201810644043 A CN201810644043 A CN 201810644043A CN 108649975 A CN108649975 A CN 108649975A
- Authority
- CN
- China
- Prior art keywords
- rotary shaft
- channel selection
- panel
- movable plate
- pinion gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/08—Constructional details, e.g. cabinet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Structure Of Receivers (AREA)
Abstract
The invention discloses a kind of disc machine radio channel selection devices, including panel 6, the inside of the panel 6 is equipped with circuit main board 2, 6 outside of the panel is equipped with revolvable table adjusting knob 7, rotary shaft 8 is fixed in the table adjusting knob 7, the circuit main board 2 is equipped with the trim-pot 9 being connected electrically and for selecting radio station, the trim-pot 9 is equipped with the movable plate axis 10 for capableing of channel selection in rotation, it is equipped with for the gear pair for the two deceleration transmission between the rotary shaft 8 and movable plate axis 10, the gear pair includes fixed pinion gear 14 on rotating shaft 8, the gear wheel 15 being meshed with pinion gear 14 is fixed on the movable plate axis 10.When needing channel selection, table adjusting knob 7 is rotated, by the transmission of rotary shaft 8 and gear pair, 10 rotation tuning of driving movable plate axis.By the deceleration transmission of gear pair, adjusting can be made more accurate, channel selection that can be more convenient.
Description
【Technical field】
The present invention relates to a kind of disc machine radio channel selection devices.
【Background technology】
Disc machine currently on the market is generally all and with function of radio receiver, and the channel selection of radio station is typically all by adjusting platform
The direct rotary tuning potentiometer of knob carries out, and adjusts platform low precision, often in order to which a radio station needs within the scope of one repeatedly
It adjusts.
The present invention is namely based on what such case was made.
【Invention content】
The purpose of the present invention is to overcome the shortcomings of the prior art and to provide it is a kind of it is simple in structure, channel selection degree of regulation is good sings
Piece machine radio channel selection device.
A kind of disc machine radio channel selection device of the present invention, is achieved through the following technical solutions：It is described including panel 6
The inside of panel 6 is equipped with circuit main board 2, and the outside of the panel 6 is equipped with revolvable table adjusting knob 7, in the table adjusting knob 7
It is fixed with rotary shaft 8, the circuit main board 2 is equipped with the trim-pot 9 being connected electrically and for selecting radio station, institute
It states trim-pot 9 and is equipped with the movable plate axis 10 for capableing of channel selection in rotation, be equipped with and use between the rotary shaft 8 and movable plate axis 10
In the gear pair for the two deceleration transmission.
A kind of disc machine radio channel selection device as described above, the gear pair include fixed small tooth on rotating shaft 8
14 are taken turns, the gear wheel 15 being meshed with pinion gear 14 is fixed on the movable plate axis 10.
A kind of disc machine radio channel selection device as described above, the side towards panel 6 is equipped with one on the circuit main board 2
A multi-leg bracket 16, the holder 16 are equipped with axle sleeve 17, and the rotary shaft 8 is multi-diameter shaft small in the end and big in the middle, the rotation
8 one end of shaft passes through axle sleeve 17 and fixes pinion gear 14, and the shaft shoulder and pinion gear of the rotary shaft 8 in traversing through end from front to back
14 are limited to rotary shaft 8 on axle sleeve 17 from front-rear direction, and the pinion gear 14 is vacantly in the bottom of holder 16.
A kind of disc machine radio channel selection device as described above, the side towards panel 6, which is equipped with, on the circuit main board 2 uses
In the LCD display 18 of display radio reception modulated signal, the panel 6, which is equipped with, is set in 8 outside of rotary shaft and by non-transparent material
Shutter 19 made of matter, the shutter 19 are equipped with display through-hole 20 corresponding with the display screen of LCD display 18, institute
It states to be located above shutter 19 to be equipped on panel 6 and is set in 8 outside of rotary shaft and light-transmitting plate 21 made of light-transmitting materials.
Compared with prior art, the present invention has the following advantages：It is equipped between rotary shaft and movable plate axis for subtracting for the two
The gear pair of speed transmission can be such that adjusting more refines by the deceleration transmission of gear pair, and degree of regulation is high, can be more
Convenient channel selection, and it is simple in structure, it is easily fabricated.
【Description of the drawings】
The specific implementation mode of the present invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is the schematic diagram that the present invention is assembled on disc machine；
Fig. 2 is the structural schematic diagram of the present invention；
Fig. 3 is the explosive view of the present invention.
【Specific implementation mode】
The invention will be further described below in conjunction with the accompanying drawings：
A kind of disc machine radio channel selection device as shown in Figure 1 to Figure 3, including panel 6, the inside of the panel 6 are equipped with
Circuit main board 2,6 outside of the panel are equipped with revolvable table adjusting knob 7, rotary shaft 8 are fixed in the table adjusting knob 7,
The circuit main board 2 is equipped with the trim-pot 9 being connected electrically and for selecting radio station, the trim-pot 9
It is equipped with the movable plate axis 10 for capableing of channel selection in rotation, is equipped between the rotary shaft 8 and movable plate axis 10 for slowing down for the two
The gear pair of transmission, it is preferable that the gear pair includes the pinion gear 14 of fixation on rotating shaft 8, is consolidated on the movable plate axis 10
Surely there is the gear wheel 15 being meshed with pinion gear 14.When needing channel selection, table adjusting knob 7 is rotated, by rotary shaft 8 and gear pair
Transmission, 10 rotation tuning of driving movable plate axis.By the deceleration transmission of gear pair, adjusting can be made more accurate, it can be more
Convenient channel selection.
Side towards panel 6 on the circuit main board 2 is set there are one multi-leg bracket 16, preferably four foot supports, the branch
Frame 16 is equipped with axle sleeve 17, and the rotary shaft 8 is multi-diameter shaft small in the end and big in the middle, and 8 one end of the rotary shaft is worn from front to back
It crosses axle sleeve 17 and fixes pinion gear 14 in traversing through end, and the shaft shoulder of the rotary shaft 8 and pinion gear 14 will be rotated from front-rear direction
Axis 8 is limited on axle sleeve 17, and the pinion gear 14 vacantly in the bottom of holder 16, keeps the rotation of pinion gear 14 more smooth, is led to
It crosses and holder 16 is fixed on circuit main board 2, then rotary shaft 8 is fixed by holder 16, drive pinion gear 14 to rotate in rotary shaft 8
In the process, enable pinion gear 14 is opposite with the centre-to-centre spacing of gear wheel 15 to remain unchanged, so that transmission is more stablized, degree of regulation is more
It is good and simple in structure.
Side towards panel 6 on the circuit main board 2 is equipped with the LCD display 18 for showing radio reception modulated signal,
The panel 6, which is equipped with, is set in 8 outside of rotary shaft and the shutter 19 made of non-transparent material, is set on the shutter 19
There is display through-hole 20 corresponding with the display screen of LCD display 18, is equipped with and is arranged positioned at 19 top of shutter on the panel 6
It is simple in structure in 8 outside of rotary shaft and light-transmitting plate 21 made of light-transmitting materials, convenient for the corresponding FM or AM of display radio station
Value.
Claims (4)
1. a kind of disc machine radio channel selection device, it is characterised in that：Including panel (6), the inside of the panel (6) is equipped with circuit
Mainboard (2), panel (6) outside are equipped with revolvable table adjusting knob (7), rotation are fixed on the table adjusting knob (7)
Axis (8), the circuit main board (2) are equipped with the trim-pot (9) being connected electrically and for selecting radio station, the tune
Humorous potentiometer (9) is equipped with the movable plate axis (10) for capableing of channel selection in rotation, is set between the rotary shaft (8) and movable plate axis (10)
It is useful for the gear pair for the two deceleration transmission.
2. a kind of disc machine radio channel selection device according to claim 1, it is characterised in that：The gear pair includes fixing
Pinion gear (14) in rotary shaft (8) is fixed with the gear wheel being meshed with pinion gear (14) on the movable plate axis (10)
(15)。
3. a kind of disc machine radio channel selection device according to claim 2, it is characterised in that：On the circuit main board (2)
Side towards panel (6) is set there are one multi-leg bracket (16), and the holder (16) is equipped with axle sleeve (17), the rotary shaft
(8) it is multi-diameter shaft small in the end and big in the middle, described rotary shaft (8) one end passes through axle sleeve (17) and consolidates in traversing through end from front to back
Determine pinion gear (14), and rotary shaft (8) is limited to axle sleeve by the shaft shoulder of the rotary shaft (8) and pinion gear (14) from front-rear direction
(17) on, the pinion gear (14) is vacantly in the bottom of holder (16).
4. a kind of disc machine radio channel selection device according to claim 3, it is characterised in that：On the circuit main board (2)
Side towards panel (6) is equipped with the LCD display (18) for showing radio reception modulated signal, and the panel (6) is equipped with set
It is located on the outside of rotary shaft (8) and the shutter made of non-transparent material (19), the shutter (19) is equipped with and is shown with LCD
The corresponding display through-hole (20) of display screen of device (18), is located on the panel (6) to be equipped with above shutter (19) and is set in
Rotary shaft (8) outside and the light-transmitting plate made of light-transmitting materials (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644043.1A CN108649975A (en) | 2018-06-21 | 2018-06-21 | A kind of disc machine radio channel selection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644043.1A CN108649975A (en) | 2018-06-21 | 2018-06-21 | A kind of disc machine radio channel selection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108649975A true CN108649975A (en) | 2018-10-12 |
Family
ID=63753156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810644043.1A Pending CN108649975A (en) | 2018-06-21 | 2018-06-21 | A kind of disc machine radio channel selection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108649975A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0818401A (en) * | 1994-06-29 | 1996-01-19 | Aiwa Co Ltd | Gear rotation device |
| JPH0818400A (en) * | 1994-06-27 | 1996-01-19 | Aiwa Co Ltd | Gear device |
| JP2008216886A (en) * | 2007-03-07 | 2008-09-18 | Sony Corp | Panel for display and electronic equipment |
| CN205304777U (en) * | 2016-01-13 | 2016-06-08 | 刘成航 | New radio receiver |
| CN206835212U (en) * | 2017-06-01 | 2018-01-02 | 山东协和学院 | A kind of adjustable computer camera |
| CN208539889U (en) * | 2018-06-21 | 2019-02-22 | 广东理丹电子科技股份有限公司 | A kind of disc machine radio channel selection mechanism |
-
2018
- 2018-06-21 CN CN201810644043.1A patent/CN108649975A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0818400A (en) * | 1994-06-27 | 1996-01-19 | Aiwa Co Ltd | Gear device |
| JPH0818401A (en) * | 1994-06-29 | 1996-01-19 | Aiwa Co Ltd | Gear rotation device |
| JP2008216886A (en) * | 2007-03-07 | 2008-09-18 | Sony Corp | Panel for display and electronic equipment |
| CN205304777U (en) * | 2016-01-13 | 2016-06-08 | 刘成航 | New radio receiver |
| CN206835212U (en) * | 2017-06-01 | 2018-01-02 | 山东协和学院 | A kind of adjustable computer camera |
| CN208539889U (en) * | 2018-06-21 | 2019-02-22 | 广东理丹电子科技股份有限公司 | A kind of disc machine radio channel selection mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181012 |