CN201820680U - 22.5-degree square rotary switch - Google Patents
22.5-degree square rotary switch Download PDFInfo
- Publication number
- CN201820680U CN201820680U CN2010205250320U CN201020525032U CN201820680U CN 201820680 U CN201820680 U CN 201820680U CN 2010205250320 U CN2010205250320 U CN 2010205250320U CN 201020525032 U CN201020525032 U CN 201020525032U CN 201820680 U CN201820680 U CN 201820680U
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- CN
- China
- Prior art keywords
- reed
- movable contact
- lid
- contact spring
- drain pan
- 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 - Lifetime
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model discloses a 22.5-degree square rotary switch which comprises a cover, a knob handle, a movable contact spring, a reed and a bottom case, wherein the knob handle is arranged on a knob seat which is provided with a clamping slot for the movable contact spring, the movable contact spring is provided with a movable contact spring boss and a movable contact spring conductive foot, the movable contact spring is arranged on the knob seat and fixed through the movable contact spring boss, the movable contact spring conductive foot is clamped into the clamping slot for the movable contact spring, the reed is fixed and arranged in the bottom case through a reed fixing pin, the side surface of the knob seat is provided with a through spring hole, a spring is arranged in the spring hole, two ends of the spring are provided with steel balls, a 16-equant internal spline is arranged in the cover, and the steel balls correspond to the internal spline in position. The 22.5-degree square rotary switch is lightsome in dynamics and clear in gears in rotation, and can guarantee continuous energization of large current, meet the need of 22.5-degree gear rotation, and meet actual using demand for small-sized heaters with multi-gear and high-power.
Description
Technical field
The utility model belongs to the appliance switch technical field, especially a kind of many gears of needs that are used for, the square rotary switch of the degree of 22.5 in the powerful small-sized warmer.
Background technology
Existing rotary switch is directly to contact energising with reed substantially, there is not silver contact, and also be difficult to guarantee its excellent contact state between reed, do not reach powerful requirement, particularly, the anglec of rotation of knob is bigger than normal, can not satisfy the needs of many gears, from those many gears, the actual user demand of powerful small-sized warmer, can't satisfy, therefore be necessary the rotary switch of prior art is improved.
Summary of the invention
The purpose of this utility model is to provide a kind of many gears that have for the deficiency that solves above-mentioned prior art existence, and the big square rotary switch of 22.5 degree of gear is clear, contact is reliable, used warmer power height, range of application.
To achieve these goals, the square rotary switch of a kind of 22.5 degree provided by the utility model, comprise lid, the knob handle, movable contact spring, reed and drain pan, the knob handle is fixed on the knob base, knob base is provided with the movable contact spring draw-in groove, movable contact spring is provided with movable contact spring boss and movable contact spring conductive feet, movable contact spring is contained on the knob base, and fix by the movable contact spring boss, the movable contact spring conductive feet snaps in the movable contact spring draw-in groove, and reed is fixed and is arranged in the drain pan by the reed steady pin, is provided with axisymmetric four reeds in drain pan, all be provided with silver contact on each reed, each silver contact cooperates with the movable contact spring conductive feet; Be provided with the spring eye that runs through in the knob base side, be provided with spring in spring eye, spring two is provided with steel ball; Be provided with knob hole at the lid center, be provided with the knob location hole at the drain pan center, the knob handle is fixed between the lid and bottom shell by knob hole and knob location hole, in lid, be provided with the internal spline of 16 five equilibriums, the position of steel ball is corresponding with internal spline, spring withstands steel ball and locatees on internal spline, forms the knob anglec of rotation of 22.5 degree.During work, knob base utilizes the elastic force of spring to withstand steel ball and locatees on internal spline, thus the anglec of rotation of the knob base under the rotation of fixed knob handle.
Described reed adopts beryllium-bronze material, and reed is provided with twice reed bending part, makes reed constitute zigzag, all is provided with the reed steady pin on the drain pan position of twice reed bending part correspondence.Guarantee the relative fixed of reed position and obtain sufficient elastic force, thereby make silver contact withstand the movable contact spring conductive feet all the time that make knob base when rotated, silver contact can withstand movable contact spring all the time, keeps energising.
On knob base, can be provided with positive stop lug boss, thus the rigging position of fixed knob seat and lid and rotary stopper.
Can be provided with the reed connecting groove on reed, the reed connecting groove is corresponding with wiring notch on the drain pan.To make things convenient for to external connection.
Cover alignment pin covering to be provided with, on drain pan, be provided with and cover location hole, the lid and bottom shell is located by lid alignment pin and lid location hole.Improve assembly quality and speed thus, also can not cause the dislocation between the position between each gear and the silver contact.
The square rotary switch of 22.5 degree that the utility model obtains, utilize being equipped with of the internal spline of 16 five equilibriums and spring, hoodle, the needs of 22.5 degree gear rotations have been realized, setting and the Mechanical Builds of reed and the feature qualification of fixed form by silver contact, guaranteed the relative fixed of reed position and obtained sufficient elastic force, thereby made silver contact withstand the movable contact spring conductive feet all the time, made the knob handle when rotated, silver contact can withstand movable contact spring all the time, has kept the lasting energising of big electric current.Anglec of rotation fixed form of the present utility model, dynamics is slim and graceful when also making rotation, and gear is clear.Reed adopts beryllium-bronze material, has guaranteed the combination properties such as elasticity, toughness of reed, and it is long to have prolonged its life-span, has also satisfied many gears, the actual user demand of powerful small-sized warmer.
Description of drawings
Fig. 1 is the parts decomposition texture schematic diagram of embodiment;
Fig. 2 is the package assembly schematic diagram of embodiment;
Fig. 3 is provided with the internal spline structural representation in embodiment covers;
Fig. 4 is the integral outer structural representation after the present embodiment assembling;
Fig. 5 is embodiment 2 is provided with positive stop lug boss on knob base 8 a structural representation;
Fig. 6 is provided with the structural representation that covers alignment pin and lid location hole among the embodiment 4.
Among the figure: lid 1, knob hole 2, lid alignment pin 3, internal spline 4, knob handle 5, spring 6, steel ball 7, knob base 8, positive stop lug boss 9, spring eye 10, movable contact spring draw-in groove 11, movable contact spring conductive feet 12, movable contact spring boss 13, silver contact 14, reed connecting groove 15, reed 16, lid location hole 17, wiring notch 18, knob location hole 19, reed steady pin 20, drain pan 21, movable contact spring 22, reed bending part 23.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Embodiment 1:
As depicted in figs. 1 and 2, the square rotary switch of a kind of 22.5 degree that present embodiment provides, comprise and cover 1, knob handle 5, movable contact spring 22, reed 16 and drain pan 21, knob handle 5 is fixed on the knob base 8, knob base 8 is provided with movable contact spring draw-in groove 11, movable contact spring 22 is provided with movable contact spring boss 13 and movable contact spring conductive feet 12, movable contact spring 22 is contained on the knob base 8, and it is fixing by movable contact spring boss 13, movable contact spring conductive feet 12 snaps in the movable contact spring draw-in groove 11, reed 16 is fixed and is arranged in the drain pan 21 by reed steady pin 20, in drain pan 21, be provided with axisymmetric four reeds 16, all be provided with silver contact 14 on each reed 16, each silver contact 14 cooperates with movable contact spring conductive feet 12; Be provided with the spring eye 10 that runs through in knob base 8 sides, be provided with spring 6 in spring eye 10, spring 6 two are provided with steel ball 7; Be provided with knob hole 2 at lid 1 center, be provided with knob location hole 19 at drain pan 21 centers, knob handle 5 by knob hole 2 and knob location hole 19 be fixed on cover 1 and drain pan 21 between, as shown in Figure 3, in lid 1, be provided with the internal spline 4 of 16 five equilibriums, the position of steel ball 7 is corresponding with internal spline 4, and spring 6 withstands steel ball 7 and locatees on internal spline 4, forms the knob anglec of rotation of 22.5 degree.During work, knob base 8 utilizes the elastic force of spring 6 to withstand steel ball 7 and locatees on internal spline 4, thus the anglec of rotation of the knob base 8 under 5 rotations of fixed knob handle.Described reed 16 adopts beryllium-bronze material, and reed 16 is provided with twice reed bending part 23, makes reed 16 constitute zigzag, all is provided with reed steady pin 20 on drain pan 21 positions of twice reed bending part 23 correspondences.Thus, guarantee the relative fixed of reed 16 positions and obtained sufficient elastic force, thereby made silver contact 14 withstand movable contact spring conductive feet 12 all the time that make knob base 8 when rotated, silver contact 14 can withstand movable contact spring 22 all the time, kept energising.
Embodiment 2:
As shown in Figure 5, the square rotary switch of a kind of 22.5 degree that present embodiment provides, what be different from embodiment 1 is to be provided with positive stop lug boss 9 on knob base 8, spacing when the rigging position of positive stop lug boss 9 fixed knob seats 8 and lid 1 and rotation.
Embodiment 3:
As shown in Figure 4, present embodiment provides the square rotary switch of a kind of 22.5 degree, what be different from embodiment 1 and 2 is can be provided with reed connecting groove 15 on reed 16, reed connecting groove 15 is corresponding with wiring notch 18 on the drain pan 21, to make things convenient for external connection.
Embodiment 4:
As shown in Figure 6, present embodiment provides the square rotary switch of a kind of 22.5 degree is to be provided with cover alignment pin 3 on lid 1, on drain pan 21, be provided with and cover location hole 17, by lid alignment pin 3 and cover location hole 17 will cover 1 and drain pan 21 locate.Improve assembly quality and speed thus, also can not cause the dislocation between the position between each gear and the silver contact.All the other architectural features are identical with above-mentioned other embodiment.
Claims (9)
1. spend square rotary switch for one kind 22.5, comprise lid (1), knob handle (5), movable contact spring (22), reed (16) and drain pan (21), it is characterized in that knob handle (5) is located on the knob base (8), knob base (8) is provided with movable contact spring draw-in groove (11), movable contact spring (22) is provided with movable contact spring boss (13) and movable contact spring conductive feet (12), movable contact spring (22) is contained on the knob base (8), and it is fixing by movable contact spring boss (13), movable contact spring conductive feet (12) snaps in the movable contact spring draw-in groove (11), reed (16) is fixed and is arranged in the drain pan (21) by reed steady pin (20), in drain pan (21), be provided with axisymmetric four reeds (16), all be provided with silver contact (14) on each reed (16), each silver contact (14) cooperates with movable contact spring conductive feet (12); Be provided with the spring eye (10) that runs through in knob base (8) side, be provided with spring (6) in spring eye (10), spring (6) two is provided with steel ball (7); Be provided with knob hole (2) at lid (1) center, be provided with knob location hole (19) at drain pan (21) center, knob handle (5) is fixed between lid (1) and the drain pan (21) by knob hole (2) and knob location hole (19), in lid (1), be provided with the internal spline (4) of 16 five equilibriums, the position of steel ball (7) is corresponding with internal spline (4), spring (6) withstands steel ball (7) and goes up the location at internal spline (4), forms the knob anglec of rotation of 22.5 degree.
2. the square rotary switch of 22.5 degree according to claim 1, it is characterized in that on reed (16), being provided with twice reed bending part (23), make reed (16) constitute zigzag, all be provided with reed steady pin (20) on drain pan (21) position of twice reed bending part (23) correspondence.
3. the square rotary switch of 22.5 degree according to claim 1 and 2 is characterized in that being provided with positive stop lug boss (9) on knob base (8).
4. the square rotary switch of 22.5 degree according to claim 1 and 2 is characterized in that being provided with reed connecting groove (15) on reed (16), reed connecting groove (15) is corresponding with wiring notch (18) on the drain pan (21).
5. the square rotary switch of 22.5 degree according to claim 3 is characterized in that being provided with reed connecting groove (15) on reed (16), reed connecting groove (15) is corresponding with wiring notch (18) on the drain pan (21).
6. the square rotary switch of 22.5 degree according to claim 1 and 2, it is characterized in that on lid (1), being provided with and cover alignment pin (3), on drain pan (21), be provided with and cover location hole (17), will cover (1) and drain pan (21) location by lid alignment pin (3) and lid location hole (17).
7. the square rotary switch of 22.5 degree according to claim 3, it is characterized in that on lid (1), being provided with and cover alignment pin (3), on drain pan (21), be provided with and cover location hole (17), will cover (1) and drain pan (21) location by lid alignment pin (3) and lid location hole (17).
8. the square rotary switch of 22.5 degree according to claim 4, it is characterized in that on lid (1), being provided with and cover alignment pin (3), on drain pan (21), be provided with and cover location hole (17), will cover (1) and drain pan (21) location by lid alignment pin (3) and lid location hole (17).
9. the square rotary switch of 22.5 degree according to claim 5, it is characterized in that on lid (1), being provided with and cover alignment pin (3), on drain pan (21), be provided with and cover location hole (17), will cover (1) and drain pan (21) location by lid alignment pin (3) and lid location hole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205250320U CN201820680U (en) | 2010-09-10 | 2010-09-10 | 22.5-degree square rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205250320U CN201820680U (en) | 2010-09-10 | 2010-09-10 | 22.5-degree square rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820680U true CN201820680U (en) | 2011-05-04 |
Family
ID=43918626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205250320U Expired - Lifetime CN201820680U (en) | 2010-09-10 | 2010-09-10 | 22.5-degree square rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201820680U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944451A (en) * | 2010-09-10 | 2011-01-12 | 宁波嘉林电子有限公司 | 22.5-degree square rotary switch |
| CN102403153A (en) * | 2011-12-01 | 2012-04-04 | 珠海市敏夫光学仪器有限公司 | Rotary multiple-gear switch |
| CN103133675A (en) * | 2011-11-28 | 2013-06-05 | 北汽福田汽车股份有限公司 | Variable-speed control device, variable-speed control system and automobile |
| CN105250037A (en) * | 2015-09-16 | 2016-01-20 | 上海波鸿医疗器械科技有限公司 | Cold light source lighting device |
| CN110279383A (en) * | 2019-07-02 | 2019-09-27 | 上海澳华光电内窥镜有限公司 | A kind of endoscope handwheel retaining mechanism and endoscope |
| CN110301881A (en) * | 2019-07-02 | 2019-10-08 | 上海澳华光电内窥镜有限公司 | A kind of endoscope handwheel retaining mechanism and endoscope |
-
2010
- 2010-09-10 CN CN2010205250320U patent/CN201820680U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944451A (en) * | 2010-09-10 | 2011-01-12 | 宁波嘉林电子有限公司 | 22.5-degree square rotary switch |
| CN101944451B (en) * | 2010-09-10 | 2012-10-03 | 宁波嘉林电子有限公司 | 22.5-degree square rotary switch |
| CN103133675A (en) * | 2011-11-28 | 2013-06-05 | 北汽福田汽车股份有限公司 | Variable-speed control device, variable-speed control system and automobile |
| CN103133675B (en) * | 2011-11-28 | 2015-05-20 | 北汽福田汽车股份有限公司 | Variable-speed control device, variable-speed control system and automobile |
| CN102403153A (en) * | 2011-12-01 | 2012-04-04 | 珠海市敏夫光学仪器有限公司 | Rotary multiple-gear switch |
| CN102403153B (en) * | 2011-12-01 | 2014-01-22 | 珠海市敏夫光学仪器有限公司 | Rotary multiple-gear switch |
| CN105250037A (en) * | 2015-09-16 | 2016-01-20 | 上海波鸿医疗器械科技有限公司 | Cold light source lighting device |
| CN110279383A (en) * | 2019-07-02 | 2019-09-27 | 上海澳华光电内窥镜有限公司 | A kind of endoscope handwheel retaining mechanism and endoscope |
| CN110301881A (en) * | 2019-07-02 | 2019-10-08 | 上海澳华光电内窥镜有限公司 | A kind of endoscope handwheel retaining mechanism and endoscope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110504 Effective date of abandoning: 20121003 |