CN201195876Y - Automatic flushing water economizer of human body induction urinal - Google Patents
Automatic flushing water economizer of human body induction urinal Download PDFInfo
- Publication number
- CN201195876Y CN201195876Y CNU200820077244XU CN200820077244U CN201195876Y CN 201195876 Y CN201195876 Y CN 201195876Y CN U200820077244X U CNU200820077244X U CN U200820077244XU CN 200820077244 U CN200820077244 U CN 200820077244U CN 201195876 Y CN201195876 Y CN 201195876Y
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- China
- Prior art keywords
- processing device
- human body
- flushing water
- automatic flushing
- pyroelectric sensor
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 20
- 230000006698 induction Effects 0.000 title claims abstract description 13
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 206010070834 Sensitisation Diseases 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012857 repacking Methods 0.000 description 2
- 230000008313 sensitization Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
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- Sanitary Device For Flush Toilet (AREA)
Abstract
The utility model discloses an automatic flushing water economizer of a body induction urinal, which comprises a pyroelectric sensor, a processing device, a voltage comparing device, a relay control circuit, direct current electromagnetic valves and a direct current power supply, wherein the pyroelectric sensor is electrically connected with the processing device, the processing device is electrically connected with the voltage comparing device, the voltage comparing device is electrically connected with the relay control circuit, the relay control circuit is electrically connected with the direct current electromagnetic valves, the direct current power supply provides electricity for the components, when the pyroelectric sensor senses body movements, the processing device sends a trigger signal, the processing device outputs a high level after receiving the trigger signal, and after the voltage comparing device receives the high voltage, all direct current electromagnetic valves are opened through the relay control circuit. The automatic flushing water economizer is safer and has simple structure, easy modification, long service life and low energy consumption.
Description
Technical field
The utility model relates to a kind of water saving fixtures of field of sanitary ware, is meant a kind of human body induction urinal automatic flushing water saver especially.
Background technology
Along with development of science and technology, the electronic equipment cost is more and more cheaper, makes a lot of fields all use electronic equipment to control in order to save resource.In field of sanitary ware, Artificial Control was adopted in urinal bath in the past always, but the situation of not washing by water is often arranged in communal bathroom, flushometer also might occur and break down and cause wasting the situation of a lot of water.In order to address this problem, the water economizer of auto-flushing has appearred.Its structural principle comprises infrared launcher, infrared receiving device as shown in Figure 1, audio decoding apparatus, output signal device, SCR control circuit and alternating current electromagnetic valve.These devices all belong to prior art very ripe in the electronic applications, and its structure is not given unnecessary details one by one at this.The infrared launcher emission is through the infrared signal of 38KHz signal modulation when work, if someone is in the urinal front then can and have infrared receiving device to receive with infrared signal reflection, and the signal that receives sent into audio decoder, audio decoder is decoded to signal, if decoded signal is the signal of 38KHz, then export high level (this is in order to prevent that extraneous infrared signal from disturbing), this high level makes the work of SCR control circuit, control alternating electromagnetic opening of valves, the urinal bath.When nobody the time receiving tube do not receive the modulation signal of 38KHz, thereby audio decoder output low level, the SCR control circuit is not worked, the alternating current electromagnetic valve closure, urinal is not washed by water.
The water economizer of existing auto-flushing is used for the water saving control of urinal, has played water saving effect to a certain extent.But this product exists its intrinsic shortcoming: the one, and this controller adopts the traditional circuit method for designing, is difficult to carry out in its function expansion and the change; The 2nd, this controller adopts forceful electric power (220V) directly to control, if electric leakage is then dangerous big; The 3rd, because electromagnetic valve adopts the interchange valve of 220V, the life-span of this electromagnetic valve lack (generally about 10000 times), and its power (generally about 20W) greatly.
The utility model content
At defective that exists in the prior art and deficiency, the purpose of this utility model is to propose a kind of human body induction urinal automatic flushing water saver, the existing urinal automatic flushing water saver of comparing is safer, and simple in structure, be easy to repacking, the life-span is long, power consumption is low.
In order to achieve the above object, of the present utility modelly proposed a kind of human body induction urinal automatic flushing water saver, it is characterized in that, having comprised: pyroelectric sensor, treating apparatus, voltage comparator device, control relay circuit, DC electromagnetic valve and dc source; Described pyroelectric sensor is electrically connected described treating apparatus, described treating apparatus is electrically connected described voltage comparator device, described voltage comparator device is electrically connected described control relay circuit, described control relay circuit is electrically connected described DC electromagnetic valve, and described dc source is above-mentioned each parts power supply;
Described pyroelectric sensor sends a triggering signal to described treating apparatus when having sensed human body and move, described treating apparatus is exported a high level after receiving this triggering signal, and described voltage comparator device is opened described DC electromagnetic valve by described control relay circuit after receiving this high voltage.
Preferred as technique scheme, treating apparatus is provided with delay unit, described treating apparatus starts described delay unit and exports high level after receiving described triggering signal, and the output with described treating apparatus behind the described delay unit arrival Preset Time changes low level into.
Preferred as technique scheme, the output of described treating apparatus connects described voltage comparator through operational amplifier.
Preferred as technique scheme, the control relay of described DC electromagnetic valve is the open type relay.
Preferred as technique scheme, described pyroelectric sensor is a SDO2 type pyroelectric sensor, and its Fresnel lens is 7801 types, and described treating apparatus is the AT89C2051 single-chip microcomputer.
The utility model proposes a kind of human body induction urinal automatic flushing water saver, pyroelectric sensor constantly detects, and when the people was mobile before instrument, the infrared rays process Fresnel Lenses optically focused that human body sends was in sensitization unit.Thereby, human body causes voltage output because moving the generation temperature difference, after low frequency bandpass amplifier amplifies, this voltage signal is delivered on the I/O input port P3.2 that the single-chip microcomputer signal processing unit is connected with sensor, processing unit is by programme-control, judge whether to export high level, if output high level then delay time is set, the signal of single-chip microcomputer output port P3.3 output is through after amplifying, and DC potential is raised and is 0.5VDD, and output signal is sent into voltage comparator, when input voltage during less than 0.2VDD, output low level does not have triggering signal to transmit downwards, when input voltage during greater than 0.2VDD, enters delay cycle, signal is sent into control relay circuit then, this relay is a normally opened relay, if signal is arranged, then adhesive produces action, form path this moment, and DC electromagnetic valve is opened bath; Otherwise,, then produce opposite action if there is not human body to move.When nobody the time, the pyroelectric sensor output low level, the single-chip microcomputer output low level makes normally opened relay be failure to actuate behind comparator, so the DC electromagnetic valve closure, urinal is not washed by water; As man-hour, pyroelectric sensor output high level, single-chip microcomputer output high level makes normally opened relay move behind comparator, so DC electromagnetic valve is opened just groove pond bath.The human body induction urinal automatic flushing water saver that the utility model proposes existing urinal automatic flushing water saver of comparing is safer, and simple in structure, be easy to repacking, the life-span is long, power consumption is low.
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.For the person of ordinary skill in the field, from detailed description of the invention, described and other purposes of the present invention, feature and advantage will be apparent.
Description of drawings
Fig. 1 is the schematic block diagram of existing urinal automatic flushing water saver;
Fig. 2 is the schematic block diagram of urinal automatic flushing water saver of the present utility model;
Structural representation when Fig. 3 is actual use.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
The utility model preferred embodiment comprises shown in Fig. 2,3: pyroelectric sensor 1, treating apparatus 2, operational amplifier, voltage comparator device, control relay circuit, DC electromagnetic valve 3 and dc source; Described pyroelectric sensor 1 is electrically connected described treating apparatus 2, described treating apparatus 2 electricity connect described voltage comparator device by operational amplifier, described voltage comparator device is electrically connected described control relay circuit, described control relay circuit is electrically connected described DC electromagnetic valve 3, and described dc source is above-mentioned each parts power supply; Described pyroelectric sensor 1 sends a triggering signal to described treating apparatus when having sensed human body and move, described treating apparatus 2 is exported a high level after receiving this triggering signal, and described voltage comparator device is opened described DC electromagnetic valve 3 by described control relay circuit after receiving this high voltage.Wherein DC electromagnetic valve 3 is the open type relay.
In order to realize the time-delay bath, be that the people leaves maintenance bath in some time of investigative range, treating apparatus 2 is provided with delay unit, described treating apparatus 2 starts described delay unit and exports high level after receiving described triggering signal, and the output with described treating apparatus 2 behind the described delay unit arrival Preset Time changes low level into.
Wherein said pyroelectric sensor is a SDO2 type pyroelectric sensor, and its Fresnel lens is 7801 types, and described treating apparatus is the AT89C2051 single-chip microcomputer.
Whether pyroelectric sensor 1 continuous detection has human body to move, when the people is mobile before instrument, the infrared rays process Fresnel Lenses optically focused that human body sends is in sensitization unit, because human body moves the generation temperature difference, thereby cause voltage output, after low frequency bandpass amplifier amplifies, this voltage signal is delivered to the I/O input port P3.2 last (the single-chip microcomputer signal processing unit is treating apparatus 2) that the single-chip microcomputer signal processing unit is connected with sensor, treating apparatus 2 is by programme-control, judge whether to export high level, if output high level then delay time is set, the signal of single-chip microcomputer output port P3.3 output is through after amplifying, DC potential is raised and is 0.5VDD, output signal is sent into voltage comparator, when input voltage during less than 0.2VDD, output low level does not have triggering signal to transmit downwards, when input voltage greater than in 0.2VDD the time, enter delay cycle, signal is sent into control relay circuit then, this relay is a normally opened relay, if signal is arranged, then adhesive produces action, form path this moment, and DC electromagnetic valve 3 is opened bath; Otherwise,, then produce opposite action if there is not human body to move.
The utility model also can have other embodiment; under the situation that does not deviate from the utility model spirit and essence thereof; the person of ordinary skill in the field works as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of claim of the present utility model.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820077244XU CN201195876Y (en) | 2008-05-20 | 2008-05-20 | Automatic flushing water economizer of human body induction urinal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820077244XU CN201195876Y (en) | 2008-05-20 | 2008-05-20 | Automatic flushing water economizer of human body induction urinal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201195876Y true CN201195876Y (en) | 2009-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820077244XU Expired - Fee Related CN201195876Y (en) | 2008-05-20 | 2008-05-20 | Automatic flushing water economizer of human body induction urinal |
Country Status (1)
| Country | Link |
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| CN (1) | CN201195876Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362183A (en) * | 2012-03-29 | 2013-10-23 | 倪明旺 | Water-saving intelligent water tank for water flush toilet |
| CN103758193A (en) * | 2014-02-18 | 2014-04-30 | 吴圣铎 | Automatic human body proximity flushing device of urinal |
| CN111501930A (en) * | 2019-01-31 | 2020-08-07 | 厦门科牧智能技术有限公司 | Defecation identification method, toilet flushing control device and toilet |
-
2008
- 2008-05-20 CN CNU200820077244XU patent/CN201195876Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362183A (en) * | 2012-03-29 | 2013-10-23 | 倪明旺 | Water-saving intelligent water tank for water flush toilet |
| CN103758193A (en) * | 2014-02-18 | 2014-04-30 | 吴圣铎 | Automatic human body proximity flushing device of urinal |
| CN111501930A (en) * | 2019-01-31 | 2020-08-07 | 厦门科牧智能技术有限公司 | Defecation identification method, toilet flushing control device and toilet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090218 Termination date: 20130520 |