CN110439074B - Pedal pneumatic flushing switch - Google Patents
Pedal pneumatic flushing switch Download PDFInfo
- Publication number
- CN110439074B CN110439074B CN201910813141.8A CN201910813141A CN110439074B CN 110439074 B CN110439074 B CN 110439074B CN 201910813141 A CN201910813141 A CN 201910813141A CN 110439074 B CN110439074 B CN 110439074B
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- Prior art keywords
- air
- circular
- pressure cap
- air pressure
- air guide
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
- E03D3/10—Flushing devices with pressure-operated reservoir, e.g. air chamber
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
- E03D5/08—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor directly by the foot combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising or lowering seat and cover and/or for swiveling the bowl
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a pedal type pneumatic flushing switch, which comprises a buckle cover and an air pressure cap, wherein a circular opening is arranged at the center of the buckle cover, the air pressure cap is a spherical cap with a circular edge, the air pressure cap also comprises an air guide plate, the air guide plate is a circular plate, the central area of the circular plate is upwards protruded to form a circular boss concentric with the circular plate, a downward sunken air guide notch is processed at the central position of the circular boss, an air nozzle is fixedly installed on the side surface of the air guide notch, an air vent communicated with the upper surface and the lower surface is processed on the circular boss, a stainless steel micropore is installed in the air vent, a one-way air nozzle is communicated with the inner cavity of the air guide notch, the air pressure cap is buckled on the circular boss, the circular edge of the air pressure cap is attached to the surface of the circular plate around the circular boss, an air pressure cavity is formed between the air pressure cap and the circular boss, the buckle cover is buckled on the air pressure cap and is fixedly, the spherical bulge of the air pressure cap protrudes upwards out of the round opening. The invention has the advantages of stable structure and long service life.
Description
Technical Field
The invention relates to the field of bathrooms, in particular to a pedal type pneumatic flushing switch applied to a toilet.
Background
The flush toilet is convenient for urban residents to go to the toilet, and a plurality of families and hotels adopt hand-press type flush switches under the current situation. The switch is touched by a dirty hand after the toilet is used every time, cross infection is easily caused, and the toilet is not sanitary.
In order to solve the problems, a person skilled in the art adopts a pedal type flushing switch which is generally divided into a mechanical switch and a pneumatic switch, and compared with the mechanical switch, the pneumatic switch has the characteristics of simple structure, small abrasion, stable performance and longer service life. For example, the prior patent numbers are: 201120490088.1, patent names: the utility model provides a sanitary conditions such as cross infection that closestool with console mode bath switch effectively avoids arousing with hand cross contact button, and the installation is simple to set up conveniently, can promote to each family and hotel.
However, the pedal pneumatic flush switch provided in the patent technical solution only utilizes a common air pump as a power source, is not perfect in stability and durability of use, and is easy to be damaged or leak after long-term use.
Disclosure of Invention
The invention aims to solve the problems and designs a pedal type pneumatic flushing switch.
The technical scheme of the invention for achieving the aim is that the pedal type pneumatic flushing switch comprises a buckle cover and a pneumatic cap, wherein a circular opening is arranged at the center of the buckle cover, the pneumatic cap is a spherical cap with a circular edge, the pedal type pneumatic flushing switch further comprises a gas guide plate, the gas guide plate is a circular plate, a circular boss concentric with the circular plate is formed by upward protrusion of the central area of the circular plate, a downward sunken gas guide notch is formed in the central position of the circular boss, a gas nozzle is fixedly installed on the side surface of the gas guide notch, a vent hole communicated with the upper surface and the lower surface is formed in the circular boss, a stainless steel micropore is installed in the vent hole, the one-way gas nozzle is communicated with the inner cavity of the gas guide notch, the pneumatic cap is buckled on the circular boss, the circular edge of the pneumatic cap is attached to the surface of the circular plate around the circular boss, a pneumatic cavity is formed between the pneumatic cap and the circular boss, the buckle cover is buckled on the air pressure cap and is fixedly connected with the air pressure cap, and the spherical bulge of the air pressure cap protrudes upwards out of the round opening.
The periphery of the air pressure cap and the periphery of the air guide plate are provided with corresponding threaded holes, and the periphery of the air pressure cap is fixedly connected with the periphery of the air guide plate through the threaded holes and the bolts and nuts matched with the threaded holes.
The edge of the lower surface of the air guide plate is provided with a plurality of fixed edges at equal intervals, the fixed edges are of arc-shaped sheet structures, and the lower edges of the fixed edges are provided with teeth for inserting and fixing.
The lower surface of the air guide plate is provided with a flange which takes the air guide notch as a circular center, the part of the flange, which faces the air tap, is provided with a notch, and the outer surface of the flange is provided with a plurality of reinforcing ribs which take the air guide notch as a center and are distributed at equal angles.
The upper surface of the circular boss is a concave surface with a low middle part and a high periphery.
The air guide notch at the center of the circular boss is a cylindrical notch with a sealed bottom surface, and the upper surface of the circular boss is provided with a cross-shaped stripe with the air guide notch as the center.
The round boss is provided with a vent hole communicated with the upper surface and the lower surface, a stainless steel micropore is arranged in the vent hole, and the stainless steel micropore is a one-way miniature air valve which is pointed to the upper surface from the lower surface of the round boss.
The air tap is connected with an air inlet of the pneumatic type flusher through an air pipe.
The buckle cover is a stainless steel buckle cover, sealing rubber strips are arranged at the edge of the lower surface of the buckle cover, fixing screw holes are formed in the four corners of the upper surface of the buckle cover, and the buckle cover is fixed on the bottom surface through the matching of the screw holes and screws.
The lower surface of the buckle cover is fixedly connected with the circular edge of the air pressure cap through glue.
The pedal type pneumatic flushing switch manufactured by the technical scheme of the invention adopts the stainless steel buckle cover as the protective shell, and utilizes the rubber pneumatic cap and the air guide plate to form an air source, so that the pedal type pneumatic flushing switch has the advantages of strong pressure resistance, difficult damage, good performance and long service life.
Drawings
FIG. 1 is an exploded view of the foot-operated pneumatic flush valve of the present invention;
FIG. 2 is a schematic view of the upper surface of the air guide plate according to the present invention;
FIG. 3 is a schematic view of the structure of the lower surface of the air guide plate according to the present invention;
in the figure, 1, a buckle cover; 2. a pneumatic cap; 3. a circular opening; 4. a gas guide plate; 5. a circular boss; 6. an air guide recess; 7. an air tap; 8. a vent hole; 9. stainless steel micropores; 10. fixing the edge; 11. teeth; 12. blocking edges; 13. opening the gap; 14. reinforcing ribs; 15. cross-shaped stripes; 16. sealing rubber strips; 17. and fixing the screw hole.
Detailed Description
The invention is described in detail below with reference to the drawings,
as shown in fig. 1-3, the creation point of the present application lies in setting up air guide plate 4, will air guide plate design circular plate, if need also can become square board, the central zone of circular plate upwards protruding form with circular plate concentric circular boss 5, circular boss's main effect is in the butt joint of atmospheric pressure cap, form airtight gasbag space between atmospheric pressure cap and the circular boss upper surface, circular boss's central point puts and is processed with air guide recess 6 of undercut, fixed mounting air cock 7 on the side surface of air guide recess, because the atmospheric pressure cap receives the extrusion back, the gas between atmospheric pressure cap and the circular boss upper surface can get into pneumatic flusher through the air cock and the trachea that is connected with the air cock to pneumatic bath action, after the external force of extrusion air pressure cap disappears, the atmospheric pressure cap can resume original state, because the restriction of air cock and trachea, in order to overcome the defect that the air pressure between the air pressure cap and the circular boss cannot be rapidly restored to the original state, the air pressure cap cannot be immediately bounced, and the using effect of the pedal switch is further influenced, the air vent 8 communicating the upper surface and the lower surface is processed on the circular boss, when the air nozzle cannot provide sufficient air, a part of air can be sucked into micropores in the air vent, the air pressure inside and outside the air pressure cap is balanced, and therefore the air pressure cap can be rapidly bounced to restore the using state; when the air pressure cap is quickly stepped and the air faucet is in a high-pressure air injection state, a certain amount of air can be discharged from the micropores in the vent hole, so that the purpose of pressure relief is achieved, and the situation that the pneumatic component exceeds a limit position and cannot fall back due to overlarge air pressure sprayed by the air faucet is prevented; in order to ensure that the pneumatic cap can provide enough driving force for the pneumatic flusher during extrusion, the stainless steel micropores 9 are arranged in the vent holes, so that gas can be prevented from flowing out of the vent holes in the extrusion process of the pneumatic cap, and the gas pressure output by the gas nozzle is reduced; the aperture of the stainless steel micropores is 0.1mm-0.3mm, so that a large amount of gas can not be discharged or sucked under the condition of ensuring ventilation, and the normal use of the air pressure cap is ensured. The one-way air cock is communicated with the inner cavity of the air guide notch, the annular edge of the air pressure cap is attached to the surface of the circular plate around the circular boss, a closed air pressure cavity is formed between the air pressure cap and the circular boss, the buckling cover is buckled on the air pressure cap and is fixedly connected with the air pressure cap, and the spherical bulge of the air pressure cap protrudes upwards to form a circular opening.
The periphery of the air pressure cap and the periphery of the air guide plate are provided with corresponding threaded holes, and the periphery of the air pressure cap is fixedly connected with the periphery of the air guide plate through the threaded holes and bolts and nuts matched with the threaded holes; the edge of the lower surface of the air guide plate 4 is provided with a plurality of fixing edges 10 at equal intervals, the fixing edges are of arc-shaped sheet structures, the fixing edges mainly serve to fix the switch at the position on the ground, the switch dislocation is avoided in the use process, and the lower edges of the fixing edges are provided with teeth 11 for inserting and fixing; the lower surface of the air guide plate 4 is provided with a flange 12 taking an air guide notch as a circular center, the part of the flange facing the air nozzle is provided with an opening 13, the main function of the flange is to protect an air vent, prevent particles from blocking air supply control through air flow guide, and influence the normal work of the switch, and meanwhile, the outer surface of the flange is provided with a plurality of reinforcing ribs 14 which take the air guide notch as a center and are distributed at equal angles, so that the protection effect of the flange is enhanced.
The upper surface of the circular boss 5 is a concave surface with a low middle part and a high periphery, so that the space between the air pressure cap and the circular boss is increased, the air inflation quantity is increased, and the output air pressure is further increased; the air guide notch in the center of the circular boss 5 is a cylindrical notch with a sealed bottom surface, and the cylindrical notch is easy to install an air tap and has a good air guide effect; the upper surface of the circular boss is provided with a cross stripe 15 taking an air guide notch as a center, and the cross stripe is matched with a concave surface with a low middle part and a high periphery of the circular boss to assist in guiding air flow.
The air cock passes through the trachea to be connected with the air inlet of pneumatic type flusher, and the pneumatic flushing structure that proposes in the background art can be selected to pneumatic flusher, also can adopt other pneumatic flushing structures, as long as can satisfy the flusher of the pneumatic washing by water of closestool that can start behind the input gas all can be applicable to the technical scheme of this application.
In order to improve the compressive capacity and the stability of switch, the stainless steel buckle closure has been selected in this application, in order to guarantee the leakproofness, is equipped with joint strip 16 at the lower surface edge of stainless steel buckle closure, buckle closure upper surface four corners department is equipped with fixed screw 17, and the buckle closure passes through screw hole and screw cooperation, fixes on the bottom surface.
In this application, the lower surface of buckle closure 1 passes through the ring limit fixed connection of glue and atmospheric pressure cap, and buckle closure and atmospheric pressure cap can adopt waterproof glue to bond, and fixed connection effect after the bonding can be better satisfy operation requirement.
When using, with the foot-operated starting switch fixed mounting that this application provided in stool pot the place ahead, can directly step on the protruding air pressure cap of buckle closure upper surface by the foot when needing to wash by water to export drive atmospheric pressure in air cock department, drive atmospheric pressure passes through trachea input atmospheric pressure flusher, starts atmospheric pressure flusher and washes by water, accomplishes the action of washing by water, then loosens foot-operated switch, atmospheric pressure cap reconversion.
Example 1
The technical scheme of the application is already made to be flat, and the finished product is tried out by putting the finished product into a public toilet at Shanghai, so that the reaction effect is good at present.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. A pedal pneumatic flushing switch comprises a buckle cover (1) and an air pressure cap (2), wherein a circular opening (3) is formed in the center of the buckle cover, the air pressure cap is a spherical cap with a circular ring edge, the pedal pneumatic flushing switch is characterized by further comprising an air guide plate (4), the air guide plate is a circular plate, a central area of the circular plate protrudes upwards to form a circular boss (5) concentric with the circular plate, a downward sunken air guide notch (6) is processed in the central position of the circular boss, an air tap (7) is fixedly installed on the side surface of the air guide notch, an air vent (8) communicated with the upper surface and the lower surface is processed on the circular boss, stainless steel micropores (9) are installed in the air vent, the one-way air tap is communicated with the inner cavity of the air guide notch, the air pressure cap is buckled on the circular boss, the circular ring edge of the air pressure cap is attached to the surface of the circular plate around the circular boss, an air pressure cavity is formed between the air pressure cap and the circular boss, the buckling cover is buckled on the air pressure cap and is fixedly connected with the air pressure cap, and the spherical bulge of the air pressure cap protrudes upwards out of the circular opening.
2. The pedal-powered pneumatic flush switch according to claim 1, wherein the periphery of the air pressure cap and the periphery of the air guide plate are provided with corresponding threaded holes, and the periphery of the air pressure cap is fixedly connected with the periphery of the air guide plate through the threaded holes and the bolts and nuts matched with the threaded holes.
3. The pedal-operated pneumatic flushing switch according to claim 1, wherein a plurality of fixing edges (10) are equidistantly arranged at the edge of the lower surface of the air guide plate (4), the fixing edges are arc-shaped sheet structures, and teeth (11) for inserting and fixing are arranged at the lower edge of the fixing edges.
4. The pedal-type pneumatic flushing switch according to claim 3, wherein a rib (12) taking the air guide notch as a circular center is arranged on the lower surface of the air guide plate (4), a part of the rib, which faces the air faucet, is provided with a notch (13), and a plurality of reinforcing ribs (14) which take the air guide notch as a center and are distributed at equal angles are arranged on the outer surface of the rib.
5. The pedal-operated pneumatic flush switch according to claim 1, wherein the upper surface of the circular boss (5) is a concave surface with a low middle part and a high periphery.
6. The pedal-operated pneumatic flushing switch according to claim 5, characterized in that the air guide notch at the center of the circular boss (5) is a cylindrical notch with a sealed bottom surface, and the upper surface of the circular boss is provided with a cross stripe (15) with the air guide notch as the center.
7. The pedal-operated pneumatic flushing switch according to claim 6, wherein the circular boss (5) is provided with a vent hole communicating the upper and lower surfaces, a stainless steel micro-hole is arranged in the vent hole, and the stainless steel micro-hole is a one-way micro air valve pointing from the lower surface of the circular boss to the upper surface.
8. The pedal-operated pneumatic flush switch according to claim 1, wherein the air faucet is connected to an air inlet of the pneumatic flush device through an air tube.
9. The pedal-type pneumatic flushing switch according to claim 1, wherein the buckle cover (1) is a stainless steel buckle cover, a sealing rubber strip (16) is arranged at the edge of the lower surface of the buckle cover, fixing screw holes (17) are formed in four corners of the upper surface of the buckle cover, and the buckle cover is fixed on the bottom surface through the matching of screw holes and screws.
10. The pedal-operated pneumatic flushing switch according to claim 9, characterized in that the lower surface of the buckle cover (1) is fixedly connected with the circular edge of the pneumatic cap through glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910813141.8A CN110439074B (en) | 2019-08-30 | 2019-08-30 | Pedal pneumatic flushing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910813141.8A CN110439074B (en) | 2019-08-30 | 2019-08-30 | Pedal pneumatic flushing switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110439074A CN110439074A (en) | 2019-11-12 |
| CN110439074B true CN110439074B (en) | 2020-09-22 |
Family
ID=68438472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910813141.8A Active CN110439074B (en) | 2019-08-30 | 2019-08-30 | Pedal pneumatic flushing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110439074B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777897A (en) * | 2019-11-14 | 2020-02-11 | 天津市仙浦阀门水应用技术有限公司 | Automatic flushing device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2118101U (en) * | 1991-12-20 | 1992-10-07 | 黄玉岭 | Full sealing type pedal closet |
| CN2183384Y (en) * | 1993-11-09 | 1994-11-23 | 李建军 | Hydraulic-control flushing valve |
| CN2184027Y (en) * | 1993-12-29 | 1994-11-30 | 冼镇滨 | Automatic flushing device for cistern |
| CN2326644Y (en) * | 1998-04-20 | 1999-06-30 | 钟景维 | Oil-pressure-driven type automatic flushing device for toilet closet |
| CN2496941Y (en) * | 2001-08-29 | 2002-06-26 | 汪伟华 | Automatic toilet flushing device |
| CN2505530Y (en) * | 2001-09-20 | 2002-08-14 | 深圳市幸昌顺实业发展有限公司 | Pressure flushing device for closet cistern |
| CN2679256Y (en) * | 2004-01-14 | 2005-02-16 | 孙宪初 | Embedded pedal delayed valve |
| US7003815B2 (en) * | 2004-02-06 | 2006-02-28 | Foot Flush International, Inc. | Foot operated flushing apparatus and method |
| KR101281948B1 (en) * | 2013-01-17 | 2013-07-03 | 이승재 | Water saving type flush toilet |
| KR101722874B1 (en) * | 2016-04-04 | 2017-04-04 | 중앙대학교 산학협력단 | Apparatus for solving clogged toilet bowl |
| CN205444364U (en) * | 2016-04-09 | 2016-08-10 | 梁海胜 | Energy -conserving flashing valve is stepped on to foot |
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2019
- 2019-08-30 CN CN201910813141.8A patent/CN110439074B/en active Active
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| Publication number | Publication date |
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| CN110439074A (en) | 2019-11-12 |
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