CN106128832A - A kind of circular key switch - Google Patents
A kind of circular key switch Download PDFInfo
- Publication number
- CN106128832A CN106128832A CN201610737100.1A CN201610737100A CN106128832A CN 106128832 A CN106128832 A CN 106128832A CN 201610737100 A CN201610737100 A CN 201610737100A CN 106128832 A CN106128832 A CN 106128832A
- Authority
- CN
- China
- Prior art keywords
- key
- key lever
- rotating disk
- action
- disk sheet
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/72—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/012—Household appliance
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Push-Button Switches (AREA)
Abstract
The present invention relates to key switch field, disclose a kind of circular key switch, press upper cover top action key circumferentially, press under action key drive action key lever, rotating disk sheet is driven while pressing under action key lever, contact is pressed under the pressure grain that action key lever card sets, movable contact spring deformation also makes electrical contact with static contact, stroke is pressed under stop mechanism restriction action key lever, simultaneously, action key lever card is stopped at key mapping under the effect of torsion spring by rotating disk sheet, press the reset key that upper cover top is arranged, reset key drives and presses under reset key lever, reset key lever drives rotating disk sheet again, and discharge the action key lever that card stops, action key lever resets under the effect of multiple key spring, action key is in circumferentially, occupy little space, profile with household electrical appliance is arranged in pairs or groups well.
Description
Technical field
The present invention relates to key switch field, specifically a kind of circular key switch.
Background technology
Household electrical appliance are such as: blender, masticator, and squeezing the juice etc. all can be provided with key switch, on existing key switch
Button is all that a row is arranged, the space that takies of button so arranged relatively greatly, be installed on household electrical appliance can not preferably with
The profile of household electrical appliance is arranged in pairs or groups.
Summary of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of circular key switch, and action key, in circumferentially, accounts for
Few with space, the profile with household electrical appliance is arranged in pairs or groups well.
The technical solution adopted for the present invention to solve the technical problems:
A kind of circular key switch, includes upper cover, and the hard-wired base of upper cover, stop mechanism, described upper cover top
Being provided with more than one button, described button includes reset key and the action circumferentially being arranged on upper cover top
Key, is provided with multiple key spring between described button and upper cover, between described upper cover and base, circumference plug-in mounting goes out multiple action key lever
And movable contact spring, described key lever upper end plug-in mounting is fixed in button, and described movable contact spring and the supporting setting of action key lever are described
Also being fitted with reset key lever between upper cover and base, described multiple key spring is respectively fitted on action key lever and reset key lever, described
Base is built-in with static contact, and described action key lever is arranged with pressure grain, and described action key lever drives and presses contact under pressure grain, described
Movable contact spring deformation also makes electrical contact with static contact, described stop mechanism in order to limit the action key throw of lever, described upper cover and base
Between be provided with rotating disk sheet, described base is fixed with torsion spring, and one end of described torsion spring hangs and rides on rotating disk sheet and drive rotating disk
Sheet resets, and described action key lever drives rotating disk sheet, and action key lever card is stopped at key mapping under the effect of torsion spring by described rotating disk sheet, institute
Stating reset key lever and drive rotating disk sheet again, and discharge the action key lever that card stops, action key lever resets under the effect of multiple key spring.
Further, described base is provided with circular column, and the periphery of described circular column is circumferentially provided with placement table, described
Rotating disk sheet ringwise and is enclosed within circular column, and described rotating disk sheet lower surface is shelved on placement table.
Further, described rotating disk sheet periphery is provided with convex sheet, and described action key lever side is provided with operating angle
Sheet, described action gusset plate and convex sheet are correspondingly arranged and pass through convex sheet and drive rotating disk sheet to rotate around circular column.
Further, described circular column side is provided with breach, is provided with in breach circumference inside described rotating disk sheet
The reseting plate of motion, described reset key lever is folded over reset gusset plate, and described reset gusset plate and reseting plate are correspondingly arranged and pass through multiple
Bit slice drives rotating disk sheet to rotate around circular column, makes action latch rod return.
Further, described stop mechanism includes and is arranged on placement table and the storage tank of annular intercolumniation, described
Being provided with the groove connected with storage tank outside placement table, be placed with locking plate in described storage tank, described action key lever side is rolled over
Turning over limited bit slice, described banking stop is correspondingly arranged with locking plate, and described banking stop is placed in groove, and described locking plate is spacing
Arrange under sheet.
Further, described storage tank cross section is curved, and described locking plate is arc flap-type.
Further, described locking plate is provided with inclined-plane in itself and banking stop contact position.
Further, described base is provided with annular groove, and described static contact is that fracture is ring-type and be inserted in annular groove.
Further, described action key lever includes crawl key lever, and described rotating disk sheet periphery is provided with a moving plate,
Described some moving plate presses the folded over extension in direction under crawl key lever.
Further, described base is provided with reset mouth, and described reset mouth is hung with torsion spring and ridden over the one end on rotating disk sheet
It is correspondingly arranged.
Further, described reset key is arranged on the center on upper cover top.
Further, described movable contact spring bending is the convex of bottom opening.
Further, the side that described pressure grain contacts with movable contact spring is semi-cylindrical.
Further, described multiple key spring is frustum type.
Further, described pressure grain is plastics.
Further, described upper cover and base are in disk form.
The invention has the beneficial effects as follows: press upper cover top action key circumferentially, under action key drive action key lever
Pressure, drives rotating disk sheet, press contact under the pressure grain that action key lever card sets under action key lever while pressing, movable contact spring deformation with quiet
Contact make electrical contact with, press stroke under stop mechanism restriction action key lever, meanwhile, rotating disk sheet under the effect of torsion spring by action key lever card
Being stopped at key mapping, press the reset key that upper cover top is arranged, reset key drives and presses under reset key lever, and reset key lever drives rotating disk again
Sheet, and discharge the action key lever that card stops, action key lever resets under the effect of multiple key spring, and action key, in circumferentially, takies
Space is few, and the profile with household electrical appliance is arranged in pairs or groups well.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the decomposing schematic representation of the present invention；
Fig. 3 is by the decomposing schematic representation of the present invention moved on rotating disk sheet.
Detailed description of the invention
With reference to Fig. 1 ~ 3, a kind of circular key switch, include upper cover 1, and the hard-wired base of upper cover 12, stop machine
Structure, upper cover 1 top is provided with more than one button, and button includes reset key 31 and the circumference cloth being arranged on upper cover 1 top
The action key 32 put, is provided with multiple key spring 4 between button and upper cover 1, between upper cover 1 and base 2, circumference plug-in mounting goes out multiple action key
Bar 51 and movable contact spring 6, key lever 51 upper end plug-in mounting is fixed in button, movable contact spring 6 and the supporting setting of action key lever 51, upper cover 1 He
Also being fitted with reset key lever 52 between base 2, multiple key spring 4 is respectively fitted on action key lever 51 and reset key lever 52, and base 2 is built-in
Having static contact 7, action key lever 51 to be arranged with pressure grain 53, action key lever 51 band dynamic pressure grain presses contact 6, movable contact spring 6 deformation for 53 times
And make electrical contact with static contact 7, stop mechanism, in order to limit action key lever 51 stroke, is provided with rotating disk sheet 8 between upper cover 1 and base 2,
Base 2 is fixed with torsion spring 81, and one end of torsion spring 81 hangs and rides on rotating disk sheet 8 and drive rotating disk sheet 8 to reset, and action key lever 51 drives
Rotating disk sheet 8, action key lever 51 card is stopped at key mapping by rotating disk sheet 8, and reset key lever 52 drives rotating disk sheet 8 again, and moving of discharging that card stops
Make key lever 51, action key lever 51 is resetted.
Pressing upper cover 1 top action key 32 circumferentially, action key 32 drives action key lever to press for 51 times, action key lever 51
Rotating disk sheet 8, the pressure grain that action key lever 51 card sets is driven to press contact 6 for 53 times while lower pressure, movable contact spring 6 deformation and static contact
7 electrical contacts, stop mechanism restriction action key lever presses stroke 51 times, meanwhile, rotating disk sheet 8 under the effect of torsion spring 81 by action key lever
51 cards are stopped at key mapping, press the reset key 31 that upper cover 1 top is arranged, and reset key 31 drives reset key lever to press for 52 times, reset key lever
52 drive rotating disk sheet 8 again, and discharge the action key lever 51 that card stops, and action key lever 51 resets under the effect of multiple key spring 4, action
Key 32, in circumferentially, occupies little space, and the profile with household electrical appliance is arranged in pairs or groups well.
Base 2 is provided with circular column 22, and the periphery of circular column 22 is circumferentially provided with placement table 23, and rotating disk sheet 8 ringwise and overlaps
On circular column 22, rotating disk sheet 8 lower surface is shelved on placement table 23, and the action of rotating disk sheet 8 is to rotate around circular column 22
To complete a series of actions, structure is ingenious, simple and practical, occupies little space, and uses element few.
Rotating disk sheet 8 periphery is provided with convex sheet 84, and action key lever 51 side is provided with action gusset plate 54, action gusset plate 54 with
Convex sheet 84 is correspondingly arranged and passes through convex sheet 84 and drives rotating disk sheet 8 to rotate around circular column 22, and rotating disk sheet 8 is again at the work of torsion spring 81
With lower, action key lever 51 card is stopped at key mapping.
Circular column 22 side is provided with breach 24, is provided with the reseting plate 82 of circumferential movement in breach 24 inside rotating disk sheet 8,
Reset key lever 52 is folded over reset gusset plate 55, and reset gusset plate 55 and reseting plate 82 are correspondingly arranged and pass through reseting plate 82 and drive rotating disk
Sheet 8 rotates around circular column 22, makes action key lever 51 reset, and action key lever 51 card is stopped under the effect of torsion spring 81 by rotating disk sheet 8
Key mapping, reset key lever presses for 52 times, 55 times pressure reseting plates 82 of reset gusset plate, and reseting plate 82 drives rotating disk sheet 8 to rotate around circular column 22,
Action key lever 51 is finally made to reset under the effect of multiple key spring 4.
Stop mechanism includes the storage tank 28 being arranged between placement table 23 and circular column 22, be provided with outside placement table 23 with
The groove 26 of storage tank 28 connection, is placed with locking plate 25 in storage tank 28, the folded over limited bit slice 56 in action key lever 51 side, limit
Bit slice 56 is correspondingly arranged with locking plate 25, and banking stop 56 is placed in groove 26, and locking plate 25 is arranged for 56 times at banking stop, spacing
Sheet 56 is inserted in groove 26, and when action key lever is pressed for 51 times, the locking plate 25 placed in storage tank 28 offsets with banking stop 56,
Restriction action key lever is pressed for 51 times, and the setting of storage tank 28 and locking plate 25 makes the minimizing that takes up room, simple in construction, also allows for simultaneously
The replacing of locking plate 25 and adjustment.
Storage tank 28 cross section is curved, and locking plate 25 is in arc flap-type, adaptive with circular column 22, simple and practical.
Locking plate 25 is provided with inclined-plane 27 in itself and banking stop 56 contact position, owing to action key lever 51 is repeatedly used for a long, and will
Locking plate 25 is set as inclined-plane 27 in itself and banking stop 56 contact position, it is possible to reduce abrasion and the impact to banking stop 56, extends dynamic
Make the service life of key lever 51.
Base 2 is provided with annular groove 29, and static contact 7 is ring-type in fracture and is inserted in annular groove 29, simple and practical, element
Few, it is simple to each movable contact spring 6 contacts.
Action key lever 51 includes crawl key lever 57, and rotating disk sheet 8 periphery is provided with a moving plate 83, and some moving plate 83 is along crawl key
Bar 57 times pressures folded over extension in direction, the when that 57 times pressure points of crawl key lever moving, some moving plate 83 drives rotating disk sheet 8 to rotate, but due to
Point moving plate 83 is along the 57 times pressures folded over extension in direction of crawl key lever, even if crawl key lever 57 is pressed spacing under arriving, rotating disk sheet 8 also will not
Under the effect of torsion spring 81, action key lever 51 card is stopped at key mapping, only crawl key lever 57 can be made again to reset, complete crawl effect.
Base 2 is provided with reset mouth 21, and reset mouth 21 and torsion spring 81 are hung the one end ridden on rotating disk sheet 8 and be correspondingly arranged, permissible
By reset mouth 21, rotating disk sheet 8 is carried out hand-reset.
Reset key 31 is arranged on the center on upper cover 1 top, compact conformation, connection and reasonable arrangement.
Movable contact spring 6 bending is the convex of bottom opening, it is simple to plug-in mounting and pressure grain are pressed for 53 times.
The side that pressure grain 53 contacts with movable contact spring 6 is semi-cylindrical, reduces abrasion and fatigue, beneficially life-time service.
Multiple key spring 4 is in frustum type, it is simple to will reset and transmission pressure.
Pressure grain 53 be plastics, durable in use, with the movable contact spring 6 of metal material carry out with the use of.
Upper cover 1 and base 2 are in disk form, and action key 32, in circumferentially, occupies little space, well with household electrical appliance
Profile is arranged in pairs or groups.
The above, the simply better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as
It reaches the technique effect of the present invention with any same or similar means, all should fall under the scope of the present invention.
Claims (10)
1. a circular key switch, it is characterised in that: include upper cover (1), and upper cover (1) hard-wired base (2), only
Motivation structure, described upper cover (1) top is provided with more than one button, and described button includes and is arranged on upper cover (1) top
The reset key (31) of end and action key (32) circumferentially, be provided with multiple key spring (4) between described button and upper cover (1),
Between described upper cover (1) and base (2), circumference plug-in mounting goes out multiple action key lever (51) and movable contact spring (6), described key lever (51)
Upper end plug-in mounting is fixed in button, described movable contact spring (6) and action key lever (51) supporting setting, described upper cover (1) and the end
Also being fitted with reset key lever (52) between seat (2), described multiple key spring (4) is respectively fitted over action key lever (51) and reset key lever
(52) on, described base (2) is built-in with static contact (7), and described action key lever (51) is arranged with pressure grain (53), described action key
Pressing contact (6) under bar (51) band dynamic pressure grain (53), (6) deformation of described movable contact spring also makes electrical contact with static contact (7), described stop
Mechanism, in order to limit action key lever (51) stroke, is provided with rotating disk sheet (8), the described end between described upper cover (1) and base (2)
Seat (2) is fixed with torsion spring (81), and one end extension of described torsion spring (81) rides over rotating disk sheet (8) and above and drives rotating disk sheet (8) to reset,
Described action key lever (51) drives rotating disk sheet (8), and action key lever (51) is blocked under the effect of torsion spring (81) by described rotating disk sheet (8)
Being stopped at key mapping, described reset key lever (52) drives rotating disk sheet (8) again, and discharges the action key lever (51) that card stops, described action key
Bar (51) resets under the effect of multiple key spring (4).
A kind of circular key switch the most according to claim 1, it is characterised in that: described base (2) is provided with circular column
(22), the periphery of described circular column (22) is circumferentially provided with placement table (23), and described rotating disk sheet (8) ringwise and is enclosed within annular
On post (22), described rotating disk sheet (8) lower surface is shelved on placement table (23).
A kind of circular key switch the most according to claim 2, it is characterised in that: described rotating disk sheet (8) periphery is arranged
Convex sheet (84), described action key lever (51) side is had to be provided with action gusset plate (54), described action gusset plate (54) and convex sheet
(84) it is correspondingly arranged and passes through convex sheet (84) drive rotating disk sheet (8) around circular column (22) rotation.
4. according to a kind of circular key switch described in Claims 2 or 3, it is characterised in that: described circular column (22) side
Being provided with breach (24), described rotating disk sheet (8) inner side is provided with the reseting plate (82) of circumferential movement in breach (24), described reset
Key lever (52) is folded over reset gusset plate (55), and described reset gusset plate (55) and reseting plate (82) are correspondingly arranged and pass through reseting plate
(82) drive rotating disk sheet (8) to rotate around circular column (22), make action key lever (51) reset.
A kind of circular key switch the most according to claim 1 and 2, it is characterised in that: described stop mechanism includes
The storage tank (28) being arranged between placement table (23) and circular column (22), described placement table (23) outside is provided with and storage tank
(28) groove (26) connected, is placed with locking plate (25) in described storage tank (28), described action key lever (51) side is folded over
Limited bit slice (56), described banking stop (56) is correspondingly arranged with locking plate (25), and described banking stop (56) is placed on groove (26)
In, described locking plate (25) is arranged under banking stop (56).
A kind of circular key switch the most according to claim 5, it is characterised in that: described storage tank (28) cross section is arc
Shape, described locking plate (25) is in arc flap-type.
A kind of circular key switch the most according to claim 6, it is characterised in that: described locking plate (25) is at it and limits
Bit slice (56) contact position is provided with inclined-plane (27).
A kind of circular key switch the most according to claim 1 and 2, it is characterised in that: described base (2) is provided with annular groove
(29), described static contact (7) is ring-type in fracture and is inserted in annular groove (29).
A kind of circular key switch the most according to claim 1 and 2, it is characterised in that: described action key lever (51) bag
Having included crawl key lever (57), described rotating disk sheet (8) periphery is provided with a moving plate (83), and described some moving plate (83) is along crawl key lever
(57) the pressure folded over extension in direction down.
A kind of circular key switch the most according to claim 1 and 2, it is characterised in that: described base (2) is provided with multiple
Position mouth (21), described reset mouth (21) and torsion spring (81) are hung the one end ridden on rotating disk sheet (8) and are correspondingly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737100.1A CN106128832B (en) | 2016-08-26 | 2016-08-26 | A kind of circular key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737100.1A CN106128832B (en) | 2016-08-26 | 2016-08-26 | A kind of circular key switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106128832A true CN106128832A (en) | 2016-11-16 |
| CN106128832B CN106128832B (en) | 2018-02-23 |
Family
ID=57274867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610737100.1A Active CN106128832B (en) | 2016-08-26 | 2016-08-26 | A kind of circular key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106128832B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2755861C2 (en) * | 1977-12-15 | 1982-10-07 | Daut & Rietz KG Fabrik für Elektrofeinmechanik GmbH & Co, 8500 Nürnberg | Typing keyboard |
| CN2113549U (en) * | 1992-02-12 | 1992-08-19 | 韩小平 | Plane arrangement key push-buttom switch |
| US5233140A (en) * | 1990-11-30 | 1993-08-03 | Toyo Denso Kabushiki Kaisha | Multiple switch assembly with interlock |
| CN1808653A (en) * | 2006-01-27 | 2006-07-26 | 中山市永联电器制品有限公司 | Multi-digit shaped key switch |
| CN2874746Y (en) * | 2005-12-29 | 2007-02-28 | 富士康(昆山)电脑接插件有限公司 | Switch |
| CN205959842U (en) * | 2016-08-26 | 2017-02-15 | 江门市江海区柏健电器制造有限公司 | Circular key board switch |
-
2016
- 2016-08-26 CN CN201610737100.1A patent/CN106128832B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2755861C2 (en) * | 1977-12-15 | 1982-10-07 | Daut & Rietz KG Fabrik für Elektrofeinmechanik GmbH & Co, 8500 Nürnberg | Typing keyboard |
| US5233140A (en) * | 1990-11-30 | 1993-08-03 | Toyo Denso Kabushiki Kaisha | Multiple switch assembly with interlock |
| CN2113549U (en) * | 1992-02-12 | 1992-08-19 | 韩小平 | Plane arrangement key push-buttom switch |
| CN2874746Y (en) * | 2005-12-29 | 2007-02-28 | 富士康(昆山)电脑接插件有限公司 | Switch |
| CN1808653A (en) * | 2006-01-27 | 2006-07-26 | 中山市永联电器制品有限公司 | Multi-digit shaped key switch |
| CN205959842U (en) * | 2016-08-26 | 2017-02-15 | 江门市江海区柏健电器制造有限公司 | Circular key board switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106128832B (en) | 2018-02-23 |
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