CN2927303Y - Multi-gear rotary switch - Google Patents
Multi-gear rotary switch Download PDFInfo
- Publication number
- CN2927303Y CN2927303Y CN 200620057917 CN200620057917U CN2927303Y CN 2927303 Y CN2927303 Y CN 2927303Y CN 200620057917 CN200620057917 CN 200620057917 CN 200620057917 U CN200620057917 U CN 200620057917U CN 2927303 Y CN2927303 Y CN 2927303Y
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- CN
- China
- Prior art keywords
- elastic arm
- fixed touching
- touching plate
- rotary switch
- stepping
- 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.)
- Expired - Fee Related
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model relates to a multi-switching rotary switch, belonging to a switch technology field, which comprises an insulation shell, a rotating shaft, contact blades, stepping contact blades and moving contact blades. The utility model solves the problem that the prior art fails to meet the requirements when the stepping contact blades of different switching transfer to two fixed outputs. The multi-switching rotary switch comprises an insulation shell (1) and a rotating shaft (2) arranged in the insulation shell (1). A first fixed contact blade (3), a second fixed contact blade (4) and at least two stepping contact blades (5) are arranged on the insulation shell (1), the first fixed contact blade (3) and the second fixed contact blade (4) are of arc shape, and the two arc shaped contact blades (3) and the second fixed contact blade (4) are coaxial and are provided with a circumferential interval, the stepping contact blades (5) are distributed with an interval and are of coaxial arc shape; a cantilever (6) extending radially is arranged on the rotating shaft (2), and a moving contact blade (7), which can press elastically on the first fixed contact blade (3), the second fixed contact blade (4) and the stepping contact blades (5), is arranged on the cantilever (6).The power supplies with different switching can switch two fixed outputs by rotating the rotating shaft.
Description
Technical field
The utility model belongs to the switching technique field, is a kind of insulation shell that has, rotating shaft, contact, stepping contact, many gears rotary switch of movable contact spring.
Background technology
In 200320119343.7 of China Patent No. are called the utility model patent specification of Gear-shift switch, disclose a kind of Gear-shift switch, comprised base, switch shaft, lid, public contact and stepping contact; Wherein public contact and stepping contact are fixed in the base; Described switch shaft is towards two the contact chambeies that have of base one side symmetry, and order is placed spring and slip contact in each contact chamber.The Gear-shift switch of this structure can only realize that different stepping contacts contacts with a public contact respectively, realizes the gear shift break-make of power supply.And in the use of some electrical equipment, requiring the stepping contact of different gears to be converted to the fixing output of two-way, prior art then can't meet the demands.
The utility model content
The purpose of this utility model be to provide a kind of can rotary knob, the power supply transfer of realizing different gears electrically contacts reliable many gears rotary switch to the fixing output of two-way.
For realizing the purpose of this utility model, described many gears rotary switch comprises insulation shell, be arranged on the rotating shaft in the described insulation shell, on described insulation shell, be provided with first fixed touching plate, second fixed touching plate and at least two stepping contacts, it is spaced that described first fixed touching plate and second fixed touching plate are two sections concentric arc shapeds, it is spaced apart that described stepping contact is the concentric camber line, described rotating shaft is provided with the cantilever that radially extends, and described cantilever is provided with the movable contact spring that can suppress on described first fixed touching plate, second fixed touching plate and stepping contact.
Because rotating shaft is provided with cantilever, described cantilever is provided with movable contact spring, when rotating shaft, movable contact spring will rotate along with rotating shaft, this moment, movable contact spring can keep contacting with first fixed touching plate, second fixed touching plate, can contact with the stepping contact respectively again simultaneously, when adding voltage on the stepping contact at each different gear, the power supply transfer that can realize different gears is to the fixing output of two-way.
Description of drawings
The drawing of accompanying drawing is described as follows:
Fig. 1 is the three-dimensional assembly structure figure of one of them embodiment of many gears of the utility model rotary switch.
Fig. 2 is the wherein three-dimensional assembly structure figure of another embodiment of many gears of the utility model rotary switch.
Fig. 3 is the view that removes among Fig. 1, Fig. 2 behind the cover.
Fig. 4 is corresponding to the B-B cutaway view of Fig. 2 among Fig. 3.
Fig. 5 is the A-A cutaway view among Fig. 3.
The three-dimensional structure diagram that Fig. 6 oppositely looks for rotating shaft.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of many gears of the utility model rotary switch is described in further detail:
As shown in FIG., many gears rotary switch described in the utility model comprises insulation shell 1, rotating shaft 2, the first fixed touching plates 3, the second fixed touching plates 4, stepping contact 5, cantilever 6, movable contact spring 7, groove 8, lug boss 9, first elastic arm, 10, the second elastic arms 11, spring 12, draw-in groove 13.
As shown in Fig. 1,2,4,5, described insulation shell 1 comprises cover 14 and base 15, is respectively equipped with button hook 19 on cover 14 and the base 15 and colludes groove 20, by button hook 19 and the combination of colluding groove 20, can make cover 14 and base 15 synthetic insulation shells 1.Cover 14 and base 15 are provided with axis hole 21, make rotating shaft 2 can be arranged on rotationally in the described insulation shell 1.On described insulation shell 1, be provided with first fixed touching plate 3, second fixed touching plate 4 and three stepping contacts 5, it is spaced that described first fixed touching plate 3 and second fixed touching plate 4 are two sections concentric arc shapeds, it is spaced apart that described stepping contact 5 is the concentric camber line, described rotating shaft 2 is provided with the cantilever 6 that radially extends, and described cantilever 6 is provided with the movable contact spring 7 that can suppress on described first fixed touching plate 3, second fixed touching plate 4 and stepping contact 5.When cantilever 6 drove movable contact spring 7 rotations, movable contact spring 7 kept and first fixed touching plate 3, second fixed touching plate 4, and contacts with three stepping contacts 5 respectively.First fixed touching plate 3, second fixed touching plate 4 are distributed in the sector region that three stepping contacts 5 and axle center constitute, and as shown in Figure 3, when cantilever 6 went to the two ends end, 7 of movable contact springs separated with first fixed touching plate 3, second fixed touching plate 4.
Described insulation shell 1 is provided with groove 8, and described first fixed touching plate 3 is arranged on described groove 8 outsides, and described second fixed touching plate 4 and stepping contact 5 are arranged on the bottom surface of described groove 8.Because first fixed touching plate 3 and second fixed touching plate 4 are in the inside and outside position of groove 8 respectively, both axially have certain creepage distance, and that can paste diametrically is very near, dwindles bulk radially.
Described movable contact spring 7 is provided with and suppresses at first elastic arm 10 on described first fixed touching plate 3 and suppress second elastic arm 11 between described second fixed touching plate 4 and stepping contact 5.When cantilever 6 rotated to certain stepping contact 5 position, first elastic arm 10 of movable contact spring 7 contacted with first fixed touching plate 3, and second elastic arm 11 of movable contact spring 7 contacts with stepping contact 5 with second fixed touching plate 4.When being added with voltage on the stepping contact 5, voltage can pass on its first elastic arm 10 and second elastic arm 11 through movable contact spring 7, is added on first fixed touching plate 3 and second fixed touching plate 4 through first elastic arm 10 and second elastic arm 11 again.Can realize first fixed touching plate 3 and 4 whiles and three stepping contact 5 electric connections of second fixed touching plate.The rest may be inferred, if the stepping contact 5 more than three is arranged, can realize that the switch of many gears is regulated.
Described first elastic arm 10 and the extension of second elastic arm, 11 afterbodys fuse.First elastic arm 10 and second elastic arm, the 11 general metals of conduction that adopt are made, and present embodiment adopts the strip copper sheet, by bending, forms afterbody and extends two elastic arms that fuse.
Be provided with spring 12 between described first elastic arm 10 and second elastic arm 11.Spring 12 withstands between two elastic arms, can strengthen the downward elastic force of second elastic arm 11, be convenient to and the stepping contact 5 and first fixed touching plate 3 between excellent contact is arranged.
As shown in Figure 2, be provided with spring 12 between described first elastic arm 10 and second elastic arm 11.First elastic arm 10 and second elastic arm 11 are realized electric connection by spring 12, and spring 12 also is that second elastic arm 11 increases downward elastic force simultaneously, and can make equally between second elastic arm 11 and stepping contact 5 and first fixed touching plate 3 has excellent contact.
Described cantilever 6 is provided with the lug boss 9 that extends in the groove 8, and the slip of cantilever 6 can be limited in the two ends of described lug boss 9 in groove 8.Described lug boss 9 is provided with draw-in groove 13, and as shown in Fig. 4,6, described movable contact spring 7 is arranged in the draw-in groove 13.Described first elastic arm 10 is arranged on the bottom of described draw-in groove 13, be provided with spring 12 between second elastic arm 11 and first elastic arm 10, second elastic arm 11 is provided with card 16, and described card 16 is stuck in the wall groove 17 of draw-in groove 13, makes second elastic arm 11 that a up and down stroke space be arranged.
Be provided with blind hole 16 in the described insulation shell 1, described blind hole 16 is arranged in the sidewall of insulation shell 1 inner chamber.Be provided with retainer spring 17 and steel ball 18 in the described blind hole 16, described rotating shaft 2 side wall surfaces are provided with location notch hole 19, when described rotating shaft 2 rotates to movable contact spring 7 when contacting with each stepping contact 5, described steel ball 18 can head in the location notch hole 19 under the elastic force effect of retainer spring 17, realizes the location that gear is regulated.
Claims (9)
1. gear rotary switch more than a kind, comprise insulation shell (1), be arranged on the rotating shaft (2) in the described insulation shell (1), it is characterized in that on described insulation shell (1), being provided with first fixed touching plate (3), second fixed touching plate (4) and at least two stepping contacts (5), it is spaced that described first fixed touching plate (3) and second fixed touching plate (4) are two sections concentric arc shapeds, it is spaced apart that described stepping contact (5) is the concentric camber line, described rotating shaft (2) is provided with the cantilever (6) that radially extends, and described cantilever (6) is provided with and can suppresses at described first fixed touching plate (3), movable contact spring (7) on second fixed touching plate (4) and the stepping contact (5).
2. many gears rotary switch according to claim 1, it is characterized in that described insulation shell (1) is provided with groove (8), described first fixed touching plate (3) is arranged on described groove (8) outside, described second fixed touching plate (4) and stepping contact (5) and is arranged on the bottom surface of described groove (8).
3. many gears rotary switch according to claim 1 and 2 is characterized in that described movable contact spring (7) is provided with to suppress at first elastic arm (10) on described first fixed touching plate (3) and suppress second elastic arm (11) between described second fixed touching plate (4) and stepping contact (5).
4. many gears rotary switch according to claim 3 is characterized in that the extension of described first elastic arm (10) and second elastic arm (11) afterbody fuses.
5. many gears rotary switch according to claim 4 is characterized in that being provided with spring (12) between described first elastic arm (10) and second elastic arm (11).
6. many gears rotary switch according to claim 3 is characterized in that being provided with spring (12) between described first elastic arm (10) and second elastic arm (11).
7. many gears rotary switch according to claim 3, it is characterized in that described cantilever (6) is provided with the lug boss (9) that extends in the groove (8), described lug boss (9) is provided with draw-in groove (13), and described movable contact spring (7) is arranged in the draw-in groove (13).
8. many gears rotary switch according to claim 7, it is characterized in that described first elastic arm (10) is arranged on the bottom of described draw-in groove (13), be provided with spring (12) between second elastic arm (11) and first elastic arm (10), second elastic arm (11) is provided with card (16), and described card (16) is stuck in the wall groove (17) of draw-in groove (13).
9. many gears rotary switch according to claim 1 and 2, it is characterized in that being provided with in the described insulation shell (1) blind hole (16), be provided with retainer spring (17) and steel ball (18) in the described blind hole (16), described rotating shaft (2) is provided with location notch hole (19), when described rotating shaft (2) rotates to movable contact spring (7) and each stepping contact (5) when contacting, described steel ball (18) can head in the location notch hole (19) under the elastic force effect of retainer spring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620057917 CN2927303Y (en) | 2006-04-18 | 2006-04-18 | Multi-gear rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620057917 CN2927303Y (en) | 2006-04-18 | 2006-04-18 | Multi-gear rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2927303Y true CN2927303Y (en) | 2007-07-25 |
Family
ID=38281556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620057917 Expired - Fee Related CN2927303Y (en) | 2006-04-18 | 2006-04-18 | Multi-gear rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2927303Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575710A (en) * | 2016-01-27 | 2016-05-11 | 苏州权素船舶电子有限公司 | Rotary switch employing rolling ball |
-
2006
- 2006-04-18 CN CN 200620057917 patent/CN2927303Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575710A (en) * | 2016-01-27 | 2016-05-11 | 苏州权素船舶电子有限公司 | Rotary switch employing rolling ball |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070725 Termination date: 20120418 |