CN205248160U - Key device - Google Patents
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- CN205248160U CN205248160U CN201521104413.0U CN201521104413U CN205248160U CN 205248160 U CN205248160 U CN 205248160U CN 201521104413 U CN201521104413 U CN 201521104413U CN 205248160 U CN205248160 U CN 205248160U
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- keypad
- piston cylinder
- piston
- piston component
- flexible sheet
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Abstract
The utility model discloses a key device, including the fixing base, be equipped with the piston cylinder on the fixing base, the piston cylinder in be equipped with gliding piston assembly about can be in it, piston assembly include with the cooperation of the casing wall of piston cylinder and can be in the piston cylinder flexible sheet of up -and -down motion, piston assembly still can be along with the keypad of its up -and -down motion on the flexible sheet including connecting, the lower part of piston cylinder is equipped with the gas vent, be equipped with between piston assembly and the piston cylinder when the piston assembly downstream and sealed and can be opened when the piston assembly upward movement and supply the airflow channel of outside air current in getting into the piston cylinder by piston assembly, still be equipped with the reset spring who promotes the piston assembly upward movement and reset between fixing base and the keypad. The utility model discloses simple structure, convenient operation, no jamming moves.
Description
[technical field]
The utility model relates to a kind of key device.
[background technology]
Existing panel class key device is varied, and button is all the guiding that adopts guide pillar and holeCoordinate, and realize with spring reset, owing to there being a certain amount of gap between guide pillar and hole,When in the time that button one side is pressed, just there is the phenomenon tilting to opposite side in button, easily causes cardStagnant, the feel when affecting very much button and pressing with press after outward appearance. And due to be guide pillar withCooperation between hole, in the time pushing button, can cause guide pillar to stretch out certain length from back side of panel,Thereby increase the waste in installation and use space.
[utility model content]
The utility model object is to have overcome the deficiencies in the prior art, provides a kind of simple in structure,Easy to operate, motion is without the key device of clamping stagnation.
The utility model is achieved through the following technical solutions:
A kind of key device 100, is characterized in that: comprise holder 1, described holder1 is provided with piston cylinder 2, in described piston cylinder 2, is provided with the piston that can slide up and down thereinAssembly 3, described piston component 3 comprises and coordinating with the casing wall of piston cylinder 2 and can be at piston cylinderThe flexible sheet 31 moving up and down in 2, described piston component 3 also comprises and is connected to elastic membraneThe keypad 32 that also can move up and down with it on sheet 31, the bottom of described piston cylinder 2 is provided withExhaust outlet 4, is provided with at piston component 3 downward between described piston component 3 and piston cylinder 2When motion, sealed by piston component 3 and in the time that piston component 3 moves upward, can be opened and supplyOuter gas stream enters the gas channel 5 in piston cylinder 2, described holder 1 and keypad 32Between be also provided with promote piston component 3 move upward reset back-moving spring 6.
Key device 100 as above, is characterized in that: described flexible sheet 31Periphery is connected with keypad 32, described gas channel 5 for be located at keypad 32 middle parts andWhen piston component 3 moves downward by the middle part of flexible sheet 31 sealing and piston component 3 toThe through hole of being opened by flexible sheet 32 when upper motion.
Key device 100 as above, is characterized in that: described holder 1 and buttonBetween plate 32, be also provided with for making piston component 3 liftings scissors-type lifting stably, described inScissors-type lifting comprise be enclosed within piston cylinder 2 outer and be hinged and intersect first cut frame71 and second cut frame 72, and the second described upper end 72a and keypad 32 of cutting frame 72 cuts with scissorsConnect, described first to cut bottom 71a and the holder 1 of frame 71 hinged, and described firstThe upper end 72a that the bottom 71a and second that cuts frame 71 cuts frame 72 is positioned at the same of piston cylinder 2One side, is also respectively equipped with horizontal upper bar hole on described keypad 32 He on holder 173 and lower bar hole 74, the second described lower end of cutting frame 72 is provided with and extend into lower bar holeUnder in 74, slide post 75, the first described upper end of cutting frame 71 is provided with and extend into bar holeOn in 73, slide post 76.
Key device 100 as above, is characterized in that: on exhaust outlet 4, connect toiletDraining air bag time, the top of the casing wall of described piston cylinder 2 is also provided with gas pressure relief slot.
Key device 100 as above, is characterized in that: described holder 1 is provided withVertical slots 11, the bottom land middle part of described vertical slots 11 is provided with centre bore 12, described buttonPlate 32 is provided with the lead 32a that also can slide in vertical slots 11 through centre bore 12,Described lead 32a is upper to be provided with in the time that keypad 32 moves upward away from keypad 32 one endThe location-plate 13 that can be blocked by vertical slots 11 bottom lands, described back-moving spring 6 is enclosed within leadOn 32a.
Key device 100 as above, is characterized in that: described piston component 3 also wrapsDraw together annular fixed block 33, described fixed block 33 is connected with keypad 32 and by elastic membraneSheet 31 is clamped between the two.
Key device 100 as above, is characterized in that: on described keypad 32, connectBe connected to straight panel bed 8, on described panel bed 8, be connected with panel 9.
Compared with prior art, the utility model has the following advantages:
1,, when keypad of the present utility model is pressed, flexible sheet coordinates with piston cylinder casing wall,Flexible sheet and keypad all move downward, and in the process of motion, piston component sealing air-flow is logicalRoad, the gas in piston cylinder can only discharge from the exhaust outlet of piston cylinder bottom, pins when unclampingWhen keypad, piston component moves upward under the effect of back-moving spring, and now piston component is notSeal gas channel, extraneous gas enters in piston cylinder from gas channel again, due to elasticity againDiaphragm coordinates with piston cylinder casing wall, so keypad there will not be clamping stagnation in the process of pressingPhenomenon, and the motion of piston component is always in piston cylinder, makes space hold rate very little,More save space. The utility model key device is highly suitable for the button as closestool flushing valveDevice, as long as the exhaust outlet of piston cylinder bottom and the draining air bag of toilet join, when pressing downwardsWhen keypad, the gas in piston cylinder is filled in the draining air bag of toilet, due to draining air bagExpand, thereby drive draining pull bar to open draining valve, complete closet flushing, such button dressPut and can avoid traditional closet flushing need to adopt the draining side of inflator pump to draining airbag aerationFormula, greatly reduces cost.
2, the periphery of flexible sheet of the present utility model is connected with keypad, and gas channel isBe located at keypad middle part and in the time that piston component moves downward by the sealing of the middle part of flexible sheet andThe through hole of being opened by flexible sheet in the time that piston component moves upward. In the time that keypad is pressed,Gas in piston cylinder can produce and upward pressure flexible sheet middle part, therefore flexible sheet envelopeClose through hole, thereby ensure that the gas in piston cylinder discharges from exhaust outlet, when piston component is upwards transportedWhen moving, because flexible sheet is no longer subject to gas pressure upwards, flexible sheet no longer seals logicalHole, so gas enters in piston cylinder from through hole again.
3, between holder of the present utility model and keypad, be also provided with for making piston componentLifting is scissors-type lifting stably, and scissors-type lifting comprises that being enclosed within piston cylinder cuts with scissors outward and mutuallyConnect and intersect first cut frame and second and cut frame, second to cut upper end and the keypad of frame hinged,Described first to cut bottom and the holder of frame hinged, and cut the first bottom and second of cutting frameThe upper-end part of driving of frame, in the same side of piston cylinder, is also respectively equipped with horizontal stroke on keypad He on holderTo upper bar hole and lower bar hole, the second lower end of cutting frame is provided with and extend in lower bar holeUnder slide post, the first upper end of cutting frame be provided with extend in bar hole on slide post. Therefore,In the time that keypad is pressed, it is relative respectively that the upper end of frame is cut in the first bottom and second of cutting frameHolder and keypad rotate, and first cut frame upper end on slide just cunning in upper bar hole of postMoving, second cut frame lower end under slide post and just in lower bar hole, slide, so press at keypadUnder process in, first cuts frame and second cuts frame have folding process on vertical, thereby ensuresPiston component is more steady in the process declining.
4, holder of the present utility model is provided with vertical slots, and establish at the bottom land middle part of vertical slotsHave centre bore, keypad is provided with the lead that also can slide in vertical slots through centre bore,On lead, being provided with away from keypad one end can be by vertical slots bottom land in the time that keypad moves upwardThe location-plate blocking, back-moving spring is enclosed within on lead. In the time that keypad is pressed, reset bulletSpring is compressed, and lead passes centre bore and slides in vertical slots, when unclamping the button of pressingPlate, back-moving spring extends, and promotes keypad and moves upward, and moves to certain distance, location-plateJust blocked by the bottom land of vertical slots, realize the spacing of keypad.
5, the utility model is simple in structure, easy to operate, is applicable to promoting.
[brief description of the drawings]
Fig. 1 is one of the utility model stereogram;
Fig. 2 is two of the utility model stereogram;
Fig. 3 is one of cutaway view of the present utility model;
Fig. 4 is the cutaway view of the utility model along A-A line in Fig. 3;
Fig. 5 is the cutaway view of the utility model along C-C line in Fig. 3;
Fig. 6 is two of cutaway view of the present utility model;
Fig. 7 is the cutaway view of the utility model along B-B line in Fig. 6;
Fig. 8 is three of cutaway view of the present utility model;
Fig. 9 of the present utility model first cuts frame and second and cuts the stereogram of frame.
[detailed description of the invention]
Below in conjunction with accompanying drawing, the utility model is further described:
As shown in Figures 1 to 5, a kind of key device 100, comprises holder 1, describedHolder 1 is provided with piston cylinder 2, in described piston cylinder 2, is provided with and can slides up and down thereinPiston component 3, described piston component 3 comprises and coordinating with the casing wall of piston cylinder 2 and can beThe flexible sheet 31 moving up and down in piston cylinder 2, described piston component 3 also comprises connectionThe keypad 32 that also can move up and down with it on flexible sheet 31, described piston cylinder 2Bottom is provided with exhaust outlet 4, between described piston component 3 and piston cylinder 2, is provided with in piston groupWhen moving downward, sealed by piston component 3 part 3 and can be by the time that piston component 3 moves upwardOpen and enter the gas channel 5 in piston cylinder 2 for outer gas stream, described holder 1 withBetween keypad 32, be also provided with promote piston component 3 move upward reset back-moving spring 6.When keypad 32 is pressed, flexible sheet 31 coordinates with piston cylinder 2 casing walls, flexible sheet 31All move downward with keypad 32, in the process of motion, piston component 3 seals gas channel5, the gas in piston cylinder 2 can only be discharged (Fig. 3 from the exhaust outlet 4 of piston cylinder 2 bottomsArrow shows discharge directions), in the time unclamping the keypad 32 of pinning, piston component 3 is multipleUnder the effect of position spring 6, move upward, now piston component 3 no longer seals gas channel 5,Extraneous gas enters in piston cylinder 2 from gas channel 5 again, because flexible sheet 31 is with alivePlug cylinder 2 casing walls coordinate, so keypad 32 there will not be showing of clamping stagnation in the process of pressingResemble, and the motion of piston component 3 is always in piston cylinder 2, makes space hold rate veryLittle, more save space.
As shown in Fig. 3, Fig. 8, the periphery of described flexible sheet 31 is connected with keypad 32,Described gas channel 5 is for being located at keypad 32 middle parts and in the time that piston component 3 moves downwardBy the middle part of flexible sheet 31 sealing and in the time that piston component 3 moves upward by flexible sheet 32The through hole of opening. In the time that keypad 32 is pressed, the gas in piston cylinder 2 can be to elastic membraneSheet 31 middle parts produce and upward pressure, and therefore flexible sheet 31 seals through hole, thereby ensure to liveGas in plug cylinder 2 is discharged from exhaust outlet 4, in the time that piston component 3 moves upward, due to bulletProperty diaphragm 31 is no longer subject to gas pressure upwards, and flexible sheet 31 no longer seals through hole, instituteEnter in piston cylinder 2 from through hole again with gas.
As shown in Fig. 3 to Fig. 9, between described holder 1 and keypad 32, be also provided with useIn making piston component 3 liftings scissors-type lifting stably, described scissors-type lifting comprisesBe enclosed within piston cylinder 2 outer and be hinged and intersect first cut frame 71 and second and cut frame 72, instituteState second to cut upper end 72a and the keypad 32 of frame 72 hinged, described first cuts frame71 bottom 71a and holder 1 are hinged, and described first cuts the bottom 71a of frame 71Be positioned at the same side of piston cylinder 2, described keypad with the second upper end 72a that cuts frame 72On 32 He on holder 1, be also respectively equipped with horizontal upper bar hole 73 and lower bar hole 74, instituteThe second lower end of cutting frame 72 of stating be provided with extend in lower bar hole 74 under slide post 75,The first described upper end of cutting frame 71 be provided with extend in bar hole 73 on slide post 76.In the time that keypad 32 is pressed, the first bottom 71a and second that cuts frame 71 cuts frame 72Upper end 72a rotates relative to holder 1 and keypad 32 respectively, and first cuts frame 71 upper endsOn slide post 76 just in the interior slip of upper bar hole 73, second cut frame 72 lower ends under slidePost 75 is just in the interior slip of lower bar hole 74, so in the process of pressing at keypad 32,One cuts frame 71 and second cuts frame 72 have folding process on vertical, thereby ensures piston component3 is more steady in the process declining.
As shown in Figure 2, Figure 4 shows, described holder 1 is provided with vertical slots 11, and described is perpendicularThe bottom land middle part of straight trough 11 is provided with centre bore 12, described keypad 32 be provided with through inHeart hole 12 the lead 32a that can slide in vertical slots 11, on described lead 32aBeing provided with away from keypad 32 one end can be by vertical slots 11 bottom land in the time that keypad 32 moves upwardThe location-plate 13 blocking, described back-moving spring 6 is enclosed within on lead 32a. At keypad32 when be pressed, and back-moving spring 6 is compressed, and lead 32a is through centre bore 12 and perpendicularThe interior slip of straight trough 11, when unclamping the keypad 32 of pressing, back-moving spring 6 extends, and promotes to pressKey plate 32 moves upward, and moves to certain distance, and location-plate 13 is just by the groove of vertical slots 11The end, is blocked, and realizes the spacing of keypad 32.
As shown in Fig. 3, Fig. 8, described piston component 3 also comprises annular fixed block 33,Described fixed block 33 and keypad 32 are connected and flexible sheet 31 are clamped between the two.It is more firm that such design can make that flexible sheet 31 is fixed.
As shown in Figure 3, on described keypad 32, be connected with straight panel bed 8, described inPanel bed 8 on be connected with panel 9. Arranging of panel 9 can make key device 100 moreAttractive in appearance.
The utility model key device 100 is highly suitable for the button dress as closestool flushing valvePut, as long as the exhaust outlet of piston cylinder 2 bottoms 4 joins with the draining air bag of toilet, when pressing downwardsWhen moving keypad 32, the gas in piston cylinder 2 is filled in the draining air bag of toilet, due toDraining air bag expands, thereby drives draining pull bar to open draining valve, completes the bath of toilet, thisThe key device of sample can avoid traditional closet flushing need to adopt inflator pump to fill draining air bagThe drainage pattern of gas, greatly reduces cost.
And the key device of the flashing valve of toilet generally all comprises large row's button that displacement is largeDevice and the little float key device of displacement. Be applied at the utility model key device 100On toilet drain valve time, can be arranged side by side two key devices 100, one of them button dressPut 100 and use as large row's key device, and the overall dimensions of another key device 100 slightlyA little bit smaller, the volume of the gas that therefore piston cylinder 2 is discharged is just slightly little, thereby plays the work of floatWith, Fig. 6 be the schematic diagram when arranging greatly key device and pressing, and Fig. 8 be float key device bySchematic diagram when lower.
Connect the draining air bag of toilet on exhaust outlet 4 time, the casing wall of described piston cylinder 2Top can also be provided with gas pressure relief slot (not shown in FIG.). In the time that moving downward, piston component 3 livesGas in plug cylinder 3 is driven in draining air bag, and gas has upwards flexible sheet 31Pressure, thereby make flexible sheet 31 seal the through hole at keypad 32 middle parts, and when reset bulletWhen spring 6 promotes keypad 32 and moves upward, owing to there being gas pressure relief slot, so when keypad 32While arriving piston cylinder 2 top, gas pressure relief slot is to the air pressure quick pressure releasing in piston cylinder 2, piston cylinder2 inside and outside air pressure balances, flexible sheet 31 no longer seals the through hole on keypad 32, outsideGas just can enter in piston cylinder 2 by through hole again.
Claims (7)
1. a key device (100), is characterized in that: comprise holder (1), instituteThe holder (1) of stating is provided with piston cylinder (2), and in described piston cylinder (2), being provided with can beThe piston component (3) sliding up and down in it, described piston component (3) comprises and piston cylinder(2) flexible sheet (31) that casing wall coordinates and can move up and down in piston cylinder (2),Described piston component (3) also comprises that to be connected to flexible sheet (31) upper and can be upper and lower with itThe keypad (32) of motion, the bottom of described piston cylinder (2) is provided with exhaust outlet (4), instituteBetween the piston component (3) of stating and piston cylinder (2), be provided with at piston component (3) and transport downwardsWhen moving, can be opened in the time that piston component (3) moves upward by piston component (3) sealingAnd enter the gas channel (5) in piston cylinder (2), described holder (1) for outer gas streamAnd between keypad (32), be also provided with promote piston component (3) move upward reset resetSpring (6).
2. key device according to claim 1 (100), is characterized in that: instituteThe periphery of the flexible sheet (31) of stating is connected with keypad (32), described gas channel (5)For being located in the middle part of keypad (32) and in the time that piston component (3) moves downward by flexible sheet(31) sealing of middle part and in the time that piston component (3) moves upward by flexible sheet (32)The through hole of opening.
3. key device according to claim 1 and 2 (100), is characterized in that:Between described holder (1) and keypad (32), be also provided with for making piston component (3)Lifting is scissors-type lifting stably, and described scissors-type lifting comprises and is enclosed within piston cylinder (2)Outer and be hinged and intersect first cut frame (71) and second and cut frame (72), described theTwo upper ends (72a) of cutting frame (72) are hinged with keypad (32), and described first cutsThe bottom (71a) of frame (71) and holder (1) are hinged, and described first cuts frame (71)The upper end (72a) of cutting frame (72), bottom (71a) and second be positioned at piston cylinder (2)The same side, on the upper and holder (1) of described keypad (32), be also respectively equipped with horizontalUpper bar hole (73) and lower bar hole (74), described second cuts the lower end of frame (72)Be provided with extend in lower bar hole (74) under slide post (75), described first cuts frame (71)Upper end be provided with extend in bar hole (73) on slide post (76).
4. key device according to claim 1 and 2 (100), is characterized in that:Connect the draining air bag of toilet on exhaust outlet 4 time, the casing wall of described piston cylinder (2)Top is also provided with gas pressure relief slot.
5. key device according to claim 1 and 2 (100), is characterized in that:Described holder (1) is provided with vertical slots (11), the bottom land of described vertical slots (11)Middle part is provided with centre bore (12), and described keypad (32) is provided with through centre bore (12)And the lead (32a) that can slide in vertical slots (11), described lead (32a)Upper being provided with away from keypad (32) one end can be by vertical slots in the time that keypad (32) moves upward(11) location-plate (13) that bottom land blocks, described back-moving spring (6) is enclosed within lead (32a)On.
6. key device according to claim 1 and 2 (100), is characterized in that:Described piston component (3) also comprises annular fixed block (33), described fixed block (33)And keypad (32) is connected and flexible sheet (31) is clamped between the two.
7. key device according to claim 1 and 2 (100), is characterized in that:On described keypad (32), be connected with straight panel bed (8), described panel bed (8)On be connected with panel (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521104413.0U CN205248160U (en) | 2015-12-24 | 2015-12-24 | Key device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521104413.0U CN205248160U (en) | 2015-12-24 | 2015-12-24 | Key device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205248160U true CN205248160U (en) | 2016-05-18 |
Family
ID=55947239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521104413.0U Active CN205248160U (en) | 2015-12-24 | 2015-12-24 | Key device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205248160U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317066A (en) * | 2018-04-10 | 2018-07-24 | 中山市康丽洁卫浴科技有限公司 | A kind of driving panel component of air pump and a kind of toilet cistern |
| CN110060899A (en) * | 2019-05-14 | 2019-07-26 | 重庆比蒙电子科技有限公司 | A kind of dust-proof computor-keyboard pushbotton |
-
2015
- 2015-12-24 CN CN201521104413.0U patent/CN205248160U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317066A (en) * | 2018-04-10 | 2018-07-24 | 中山市康丽洁卫浴科技有限公司 | A kind of driving panel component of air pump and a kind of toilet cistern |
| CN108317066B (en) * | 2018-04-10 | 2024-03-26 | 中山市康丽洁卫浴科技有限公司 | Air pump and driving panel assembly of toilet flushing water tank |
| CN110060899A (en) * | 2019-05-14 | 2019-07-26 | 重庆比蒙电子科技有限公司 | A kind of dust-proof computor-keyboard pushbotton |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |