CN108589867A - Communal toilet excrement groove gates flushometer - Google Patents
Communal toilet excrement groove gates flushometer Download PDFInfo
- Publication number
- CN108589867A CN108589867A CN201810416431.4A CN201810416431A CN108589867A CN 108589867 A CN108589867 A CN 108589867A CN 201810416431 A CN201810416431 A CN 201810416431A CN 108589867 A CN108589867 A CN 108589867A
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- circuit
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- npn transistor
- time base
- gnd
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Classifications
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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
- E03D5/06—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 door
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
The present invention relates to a kind of communal toilet excrement grooves to gate flushometer, and feature includes：12V DC power supply starts charging and discharging circuit, monostable time delay circuit, level-conversion circuit, electric-controlled tap driving circuit, working state indicating circuit；The monostable time delay circuit：It is made of time base circuit IC1 and capacitance C2, the model NE555 that time base circuit IC1 is used.Communal toilet excrement groove gate flushometer of the present invention looks for another way, it changes common toilet stool slot bath pattern, is particularly suitable for that single squatting position excrement groove, has the public lavatory of independent private room to install and use.When someone goes to the toilet, toilet door is closed with keeper first, when such as complete lavatory and when opening lavatory keeper, gate flushometer automatically turns on bath.Its advantage is that：It solves the problems, such as auto-flushing, effectively prevent forgetting to rush or leaking the embarrassing phenomenons such as punching, other several modes of operation that compare want clean hygiene many.
Description
Technical field
It is to gate flushometer about a kind of communal toilet excrement groove the invention belongs to application of electronic technology field.
Background technology
Communal toilet excrement groove bath mode common are 3 kinds, first, the mechanical Time-delay water valve that accounting is most, its more peace
Metope medium position mounted in excrement groove rear；Second is that water tank float-ball type drawstring is washed by water, it is that height hangs over excrement groove rear
Metope top；Third, standard machinery formula ball valve, its advantage is that installation is simple, cheap, the disadvantage is that comparing water wasting.
Communal toilet excrement groove gate flushometer of the present invention looks for another way, it changes common toilet stool slot punching
Aqueous mode is particularly suitable for that single squatting position excrement groove, has the public lavatory of independent private room to install and use.When someone goes to the toilet, use first
Keeper closes toilet door, and when such as complete lavatory and when opening lavatory keeper, gate flushometer automatically turns on bath.Its advantage is that：Solution
It has determined auto-flushing problem, effectivelying prevent forgetting to rush or leak embarrassing phenomenons, other several modes of operation that compare such as punching totally to defend
It is raw many.The flushometer is suitble to install and use in public arenas such as hotel, office building, hospital, passenger station, airports.It has
It is simple in structure, cheap, have many advantages, such as in use easy to operate, hygienic.
It is involved in implementation process that communal toilet excrement groove of the present invention described further below gates flushometer
Necessary, key technique content.
Invention content
Goal of the invention and advantageous effect：Communal toilet excrement groove gate flushometer of the present invention looks for another way, it
Common toilet stool slot bath pattern is changed, is particularly suitable for that single squatting position excrement groove, has the public lavatory of independent private room to install and use.
When someone goes to the toilet, toilet door is closed with keeper first, when such as complete lavatory and when opening lavatory keeper, gate flushometer is opened automatically
Open bath.Its advantage is that：It solves the problems, such as auto-flushing, effectively prevent forgetting to rush or leaking the embarrassing phenomenons such as punching, comparing, other are several
Kind mode of operation wants clean hygiene many.The flushometer is suitble in the public field such as hotel, office building, hospital, passenger station, airport
Conjunction is installed and used.It has many advantages, such as it is simple in structure, cheap, in use have it is easy to operate, hygienic.
Circuit operation principle：The core of communal toilet excrement groove gate flushometer is charged and discharged circuit, list by starting
Steady-state circuit two parts form.When someone goes to the toilet, it is normally opened tactile that lavatory keeper dog back control switchs (single-pole double throw microswitch)
When point MK-1, normally opened contact MK-1 and common end Com becomes on-state from normally open, and at this moment electrolytic capacitor C1 is filled rapidly
Electricity makes NPN transistor VT1 be connected, and then make time base circuit IC1 because the base stage of NPN transistor VT1 has bias voltage
The 2nd foot and the 6th foot be high level, then the 3rd foot of time base circuit IC1 exports low level, the base stage of NPN transistor VT2 because
Ended to cannot get bias voltage, thus the collector of NPN transistor VT2 is made to be in high potential；Due to lavatory keeper
While withstanding gate controlled switch (single-pole double throw microswitch) normally opened contact MK-1, by normally-closed contact MK-2 and common end Com by
Normally off goes off state, even if the grid of enhanced N-channel field-effect tube VT3 is in high potential, can not drive electricity
Control tap SLT discharges water.Until having gone to the toilet and having opened lavatory keeper, keeper restores normally opened contact MK-1 and common end Com
To normally open, when normally-closed contact MK-2 and common end Com is restored to normally off so that enhanced N-channel field-effect tube VT3
Conducting circuit is established, driving electric-controlled tap SLT discharges water flushing.After waiting for monostable circuit delay time to reach, time base circuit
The low level overturning of the 3rd feet of IC1 output is high level, and the conducting of NPN transistor VT2 makes enhanced N-channel field-effect tube VT3
Grid lose bias voltage and be changed into cut-off, at this moment electric-controlled tap SLT dead electricity stop rinse.
Linear potentiometer RP works required time, under normal circumstances, linear potential for adjusting electric-controlled tap SLT
The resistance value of device RP is transferred to most ambassador's delay state.Green LED LED is used for working status indication.
Technical characteristic：Communal toilet excrement groove gates flushometer, it includes 12V DC power supply, starts charging and discharging
Circuit, monostable time delay circuit, level-conversion circuit, electric-controlled tap driving circuit, working state indicating circuit, feature exist
In：
Start and is charged and discharged circuit：It is by normally opened contact MK-1, timing capacitor C1, NPN transistor VT1 and linear electricity
Position device RP compositions, normally opened contact MK-1 meet the anode of the base stage and timing capacitor C1 of NPN transistor VT1, normally opened contact MK-1
Common end Com, NPN transistor VT1 collector be connected with circuit anode VCC, the cathode of timing capacitor C1 is with connecing circuit
GND, the emitter of NPN transistor VT1 connect one end of linear potentiometer RP, the other end and its movable end of linear potentiometer RP
With connecing circuit GND；
Monostable time delay circuit：It is made of time base circuit IC1 and capacitance C2, the model that time base circuit IC1 is used
NE555, the 4th foot of time base circuit IC1 and the 8th foot meet circuit anode VCC, and the 2nd foot of time base circuit IC1 and the 6th foot connect NPN type
The emitter of transistor VT1, GND, the 5th foot of time base circuit IC1 pass through capacitance C2 to the 1st foot of time base circuit IC1 with connecing circuit
With connecing circuit GND；
Level-conversion circuit：It is made of resistance R2, NPN transistor VT2, resistance R3, the 3rd foot of time base circuit IC1
The base stage of NPN transistor VT2 is connect by resistance R2, the collector of NPN transistor VT2 connects circuit anode by resistance R3
The emitter of VCC, NPN transistor VT2 with connecing circuit GND；
Electric-controlled tap driving circuit：It is by enhanced N-channel field-effect tube VT3, normally-closed contact MK-2 and the automatically controlled fire hose
Head SLT compositions, the grid of enhanced N-channel field-effect tube VT3 connect the collector of NPN transistor VT2, enhanced N-channel field
The drain electrode of effect pipe VT3 connects one end of electric-controlled tap SLT driving coils, another termination of electric-controlled tap SLT driving coils
The source electrode of normally-closed contact MK-2, enhanced N-channel field-effect tube VT3 with connecing circuit GND；
Working state indicating circuit：It is made of resistance R1, green LED LED, the 3rd foot of time base circuit IC1
The anode of green LED LED, the cathode of green LED LED pass through resistance R1 with connecing circuit GND；
The anode of 12V DC power supply meets circuit anode VCC, the cathode of 12V DC power supply with connecing circuit GND.
Description of the drawings
Attached drawing 1 is one embodiment circuit fundamental diagram of communal toilet excrement groove gate flushometer.
Specific implementation mode
According to attached excrement groove gate flushometer circuit fundamental diagram in communal toilet shown in FIG. 1 and description of the drawings, and
According to connection relation between component in each section circuit described in invention content and the component skill described in embodiment
Art parameter request and circuit production main points carry out implementing that the present invention can be realized, with reference to embodiments to the related skill of the present invention
Art is further described.
The technical parameter of component and selection require
IC1 is time base circuit, and the model NE555 or LM555 of selection, packing forms are 8 pin of dual inline type；Each foot
Function：1st foot with connecing circuit GND；2nd foot is triggering end；3rd foot output end；4th pin preset end；5th foot voltage in order to control；
6th foot thresholding (threshold value)；7th foot is discharge end；8th foot meets positive pole VCC；
VT1, VT2 are NPN transistor, and the model of selection is 2SC9015, it is desirable that β value >=180；
VT3 is enhanced N-channel field-effect tube, the model IRFZ30 of selection；
It is 1K Ω that resistance R1, which selects 1/4W metalfilmresistors, resistance value,；Resistance R2 selects 1/4W metalfilmresistors, resistance value
For 47K Ω；It is 220K Ω that resistance R3, which selects 1/4W metalfilmresistors, resistance value,；
RP is linear potentiometer, and resistance value is 33K Ω；
C1 is timing capacitor, and it is the electrolytic capacitor of 10 μ F/25V to select capacity, and C2 is capacitance, and it is 0.01 μ F's to select capacity
Ceramic disc capacitor；
SLT is electric-controlled tap, select model DF0618L, water supply bore 20mm, electric-controlled tap coil it is straight
Galvanic electricity pressure is l2V, maximum operating currenbt is about 220mA, power consumption about 3.6W, and the electromagnetism in industrial washing machine can also be used
Water valve；
Normally opened contact MK-1 and normally-closed contact MK-2 in gate controlled switch are integrated single-pole double throw microswitch.
Circuit production main points and circuit debugging
Because the circuit structure of public toilet stool pod door control flushometer is fairly simple, as long as the electricity selected under normal circumstances
Sub- component performance is intact, and the component connection relation in attached drawing 1 is welded to specifications, physical connection line and welding
After going through correctly, circuit of the invention only needs to carry out simply debugging to be worked normally quality；
The delay time length of monostable time delay circuit, can be by adjusting the resistance value that RP is linear potentiometer, or tune
The capacity of timing capacitor C1 is saved to realize, recommends delay time range 15~40 seconds.
Circuit structure design, the shape of components' placement and its appearance and the size etc. of the present invention be not
The key technology of the present invention, nor claimed key technique content, because not influencing specific implementation of the present invention
The realization of process and goal of the invention, therefore do not illustrate one by one in the description.
Claims (1)
1. a kind of communal toilet excrement groove gates flushometer, it includes 12V DC power supply, starts charging and discharging circuit, list
Stable state delay circuit, level-conversion circuit, electric-controlled tap driving circuit, working state indicating circuit, it is characterised in that：
The startup is charged and discharged circuit by normally opened contact MK-1, timing capacitor C1, NPN transistor VT1 and linear electricity
Position device RP compositions, normally opened contact MK-1 meet the anode of the base stage and timing capacitor C1 of NPN transistor VT1, normally opened contact MK-1
Common end Com, NPN transistor VT1 collector be connected with circuit anode VCC, the cathode of timing capacitor C1 is with connecing circuit
GND, the emitter of NPN transistor VT1 connect one end of linear potentiometer RP, the other end and its movable end of linear potentiometer RP
With connecing circuit GND；
The monostable time delay circuit is made of time base circuit IC1 and capacitance C2, the model that time base circuit IC1 is used
NE555, the 4th foot of time base circuit IC1 and the 8th foot meet circuit anode VCC, and the 2nd foot of time base circuit IC1 and the 6th foot connect NPN type
The emitter of transistor VT1, GND, the 5th foot of time base circuit IC1 pass through capacitance C2 to the 1st foot of time base circuit IC1 with connecing circuit
With connecing circuit GND；
The level-conversion circuit is made of resistance R2, NPN transistor VT2, resistance R3, and the 3rd foot of time base circuit IC1 is logical
The base stage that resistance R2 meets NPN transistor VT2 is crossed, the collector of NPN transistor VT2 meets circuit anode VCC by resistance R3,
The emitter of NPN transistor VT2 with connecing circuit GND；
The electric-controlled tap driving circuit is by enhanced N-channel field-effect tube VT3, normally-closed contact MK-2 and electric-controlled tap
SLT is formed, and the grid of enhanced N-channel field-effect tube VT3 connects the collector of NPN transistor VT2, enhanced N-channel field effect
Should the drain electrode of pipe VT3 connect one end of electric-controlled tap SLT driving coils, another termination of electric-controlled tap SLT driving coils is normal
The source electrode of closed contact MK-2, enhanced N-channel field-effect tube VT3 with connecing circuit GND；
The working state indicating circuit is made of resistance R1, green LED LED, and the 3rd foot of time base circuit IC1 is green
The anode of color Light-emitting diode LED, the cathode of green LED LED pass through resistance R1 with connecing circuit GND；
The 12V DC positive pole meets circuit anode VCC, 12V DC power cathode with connecing circuit GND.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810416431.4A CN108589867A (en) | 2018-05-03 | 2018-05-03 | Communal toilet excrement groove gates flushometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810416431.4A CN108589867A (en) | 2018-05-03 | 2018-05-03 | Communal toilet excrement groove gates flushometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108589867A true CN108589867A (en) | 2018-09-28 |
Family
ID=63620680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810416431.4A Withdrawn CN108589867A (en) | 2018-05-03 | 2018-05-03 | Communal toilet excrement groove gates flushometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108589867A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367647Y (en) * | 1998-05-06 | 2000-03-08 | 纪善忠 | Door-controlled automatic flushing cistern |
| CN2404936Y (en) * | 1999-11-22 | 2000-11-08 | 周红 | Automatic toilet flushing device for school use |
| CN203878704U (en) * | 2014-03-03 | 2014-10-15 | 吴圣铎 | Automatic flushing device for male urinal of public toilet |
| CN105133712A (en) * | 2015-10-11 | 2015-12-09 | 吴建堂 | High-power automatic spraying device for male urinal |
| CN105421549A (en) * | 2015-11-17 | 2016-03-23 | 徐州工业职业技术学院 | Door-controlled public washroom automatic flush toilet control system |
| CN105604150A (en) * | 2016-02-25 | 2016-05-25 | 吴圣铎 | Cyclic flushing controller for male urinal |
| CN106869272A (en) * | 2017-03-23 | 2017-06-20 | 南京师范大学 | A kind of half mechanical automatic flushing device for toilet and flushing method based on magnetic valve |
-
2018
- 2018-05-03 CN CN201810416431.4A patent/CN108589867A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367647Y (en) * | 1998-05-06 | 2000-03-08 | 纪善忠 | Door-controlled automatic flushing cistern |
| CN2404936Y (en) * | 1999-11-22 | 2000-11-08 | 周红 | Automatic toilet flushing device for school use |
| CN203878704U (en) * | 2014-03-03 | 2014-10-15 | 吴圣铎 | Automatic flushing device for male urinal of public toilet |
| CN105133712A (en) * | 2015-10-11 | 2015-12-09 | 吴建堂 | High-power automatic spraying device for male urinal |
| CN105421549A (en) * | 2015-11-17 | 2016-03-23 | 徐州工业职业技术学院 | Door-controlled public washroom automatic flush toilet control system |
| CN105604150A (en) * | 2016-02-25 | 2016-05-25 | 吴圣铎 | Cyclic flushing controller for male urinal |
| CN106869272A (en) * | 2017-03-23 | 2017-06-20 | 南京师范大学 | A kind of half mechanical automatic flushing device for toilet and flushing method based on magnetic valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180928 |
|
| WW01 | Invention patent application withdrawn after publication |