CN203909513U - Water purifier with infrared screen protection - Google Patents
Water purifier with infrared screen protection Download PDFInfo
- Publication number
- CN203909513U CN203909513U CN201420333536.0U CN201420333536U CN203909513U CN 203909513 U CN203909513 U CN 203909513U CN 201420333536 U CN201420333536 U CN 201420333536U CN 203909513 U CN203909513 U CN 203909513U
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- China
- Prior art keywords
- infrared
- water purification
- signal
- purification machine
- infrared ray
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- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 238000000746 purification Methods 0.000 claims description 40
- 230000005855 radiation Effects 0.000 claims description 15
- 230000003321 amplification Effects 0.000 claims description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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- Water Treatment By Sorption (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model belongs to the water purifier field, and provides a water purifier with infrared screen protection. The water purifier comprises a display screen, an infrared ray emission circuit, an infrared ray receiving circuit and a main control board. The main control board is connected with the infrared ray emission circuit, the infrared ray receiving circuit and the display screen. The infrared ray emission circuit emits an infrared ray signal, when a user leaves the water purifier, the infrared ray receiving circuit cannot receive the reflected infrared ray signal and then outputs a corresponding level signal to the main control board. The main control board controls to start screen protection, and the display screen is turned off. When the user is close to the water purifier, the infrared ray receiving circuit receives the infrared ray signal reflected by the body of the user, and then outputs a corresponding level signal to the main control board. The main control board controls to quit screen protection, and the display screen is turned on. The screen protection intelligent control scheme can raise flexibility and intelligence of the product, the user experience satisfaction degree is raised and the water purifier is convenient and pleasant to use for users.
Description
Technical field
The utility model water purification machine field, relates in particular to a kind of water purification machine with infrared screen protection.
Background technology
Water purification machine is in when work, and screen can Chang Liang, if but user leaves water purification machine and to water purification machine during without operation, if water purification machine screen also light yellow can waste electricity, and easily damage screen.Given this, water purification machine screen protection system is set just necessary.At present, on market, water purification machine is of a great variety, has the water purification machine of screen protection system, and its principle of work is: after water purification machine is without operation certain hour, enter screen protection, exit screen protection in the time having button operation.This mode is not had a dirigibility, and intelligent not high.
Utility model content
In view of the above problems, the purpose of this utility model is to provide the water purification machine with infrared screen protection, is intended to solve not intelligent, the technical matters that still can waste certain electric weight of tool of existing water purification machine timing screen protection scheme.
The utility model is achieved in that a kind of water purification machine with infrared screen protection, comprises display screen, and described water purification machine also comprises: infrared transmitter, for launching corresponding infrared signal according to driving signal; Infrared radiation receiving circuit, for receiving the infrared signal being reflected back, and exports corresponding level signal to master control borad; Master control borad, enters or exits screen protection for output drive signal and according to corresponding control of the level signal receiving; Described master control borad is connected with infrared transmitter, infrared radiation receiving circuit and display screen.
Preferably, described infrared transmitting circuit comprises: amplification module, for amplifying the driving signal of master control borad output; Infrared-emitting diode, for receiving the driving signal after amplification, and launches the infrared signal of respective strengths.
Preferably, described infrared receiving circuit comprises the Receiver being reflected back for receiving, described Receiver has three pins, wherein the first pin accesses to working power by resistance R 38, and described working power is connected to ground by capacitor C 25, the second pin is also connected to ground, between described the first pin, the second pin, be also parallel with electric capacity E7 and capacitor C 29, described the 3rd pin is pulled to working power by resistance R 43, and described Receiver generates level signal and exports described master control borad to by the 3rd pin.
Preferably, described infrared-emitting diode and Receiver are below water purification machine panel, between button.
Preferably, described water purification machine panel is right against infrared-emitting diode and Receiver position, is provided with perforate.
The beneficial effects of the utility model are: this practicality provides a kind of water purification machine with infrared screen protection, infrared transmitter constantly sends infrared signal, in the time that user leaves water purification machine, infrared radiation receiving circuit does not receive infrared signal, to a high level of master control borad output; When user is during near water purification machine; infrared radiation receiving circuit receives the infrared signal that user is reflected back; to a low level of master control borad output; startup screen defencive function when master control borad receives high level signal, exits screen saver function if receive low level, lights screen; this screen protection control program dirigibility that can improving product and intelligent; promote its satisfaction of users, allow more convenient, more satisfactory that vast user uses.In addition, the utility model adopts infrared triggering mode, and infrared ray can not disturb other electric equipment, also can not affect surrounding enviroment, and circuit debugging is simple.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of the water purification machine with infrared screen protection that provides of the utility model embodiment;
Fig. 2 is the structural drawing of the infrared transmitter that provides of the utility model embodiment;
Fig. 3 is the circuit diagram of the infrared radiation receiving circuit that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
For technical scheme described in the utility model is described, describe below by specific embodiment.
Fig. 1 shows the structure of the water purification machine with infrared screen protection that the utility model embodiment provides, and only shows for convenience of explanation the part relevant to the utility model embodiment.
The water purification machine that the present embodiment provides comprises display screen 1, and described water purification machine also comprises:
Infrared transmitter 3, for launching corresponding infrared signal according to driving signal;
Infrared radiation receiving circuit 4, for receiving the infrared signal being reflected back, and exports corresponding level signal to master control borad;
Master control borad 2, enters or exits screen protection for output drive signal and according to corresponding control of the level signal receiving;
Described master control borad 2 is connected with infrared transmitter 2, infrared radiation receiving circuit 4 and display screen 1.
Here only enumerated the necessary structure of water purification machine, some common structures are also unlisted, such as button, feed circuit, panel etc., it should be noted that, the present embodiment structure comprises above-mentioned display screen 1, master control borad 2, infrared transmitter 3, infrared radiation receiving circuit 4, but is not limited to this.
After switching on power, water purification machine is in the time of work, after overdriving, infrared transmitter 3 continues to launch to the external world corresponding infrared signal, when subscriber station is in water purification machine front when (within default distance range), infrared radiation receiving circuit receives the infrared signal returning from user with it, then export corresponding level signal to master control borad, such as in the time receiving the infrared signal being reflected back, infrared radiation receiving circuit output low level signal, user leaves after water purification machine, infrared radiation receiving circuit does not receive infrared signal, now export high level signal to master control borad, in the time that master control borad receives high level signal, display screen startup screen defencive function is closed in control, in the time that master control borad receives low level signal, control unlatching display screen and exit screen saver function.Without any manual operation, can automatically realize screen protection control like this, the dirigibility of improving product and intelligent, allows more convenient, more satisfactory that vast user uses.In addition, the present embodiment adopts infrared triggering mode, and infrared ray can not disturb other electric equipment, also can not affect surrounding enviroment, and circuit debugging is simple.Here it should be noted that; it is that a kind of example is enumerated that above-mentioned master control borad enters or exit screen saver function by high level signal and the next corresponding control of low level signal; can certainly pass through other level signal patterns; when receiving when infrared radiation receiving circuit the infrared signal being reflected back; output square-wave signal; otherwise output sawtooth signal, the level signal that needs only output is had any different, and master control borad can be offered an explanation out.
As the concrete preferred structure of one of infrared transmitting circuit, as shown in Figure 2, shown in infrared transmitting circuit 3 comprise:
Amplification module 31, for amplifying the driving signal of master control borad output;
Infrared-emitting diode 32, for receiving the driving signal after amplification, and launches the infrared signal of respective strengths.
Described driver module is connected with master control borad; be used for driving infrared-emitting diode; in this preferred structure; by the enlargement factor of amplification module is rationally set; can adjust the intensity of the driving signal of output; thereby realize the coverage of adjusting infrared triggering; adjust the triggering distance of user and water purification machine; in the time driving signal strong; infrared-emitting diode is launched the infrared signal that power is larger; user just can be reflected back infrared radiation receiving circuit by infrared signal at a distance, realizes and automatically enters or exit screen saver function.
As the concrete preferred structure of one of infrared receiving circuit, as shown in Figure 3, described infrared receiving circuit 3 comprises the Receiver being reflected back for receiving, described Receiver has three pins, wherein the first pin accesses to working power (+5V) by resistance R 38, and described working power is connected to ground by capacitor C 25, the second pin is also connected to ground, described the first pin, between the second pin, be also parallel with electric capacity E7 and capacitor C 29, described the 3rd pin is pulled to working power by resistance R 43, described Receiver generates level signal and exports described master control borad to by the 3rd pin.Wherein the first pin and the second pin provide operating voltage for Receiver, and the 3rd pin is exported corresponding level signal, and master control borad carries out screen protection control according to level signal.
As a kind of mounting means, described infrared-emitting diode and Receiver, below water purification machine panel, between button, make the transmit direction of infrared-emitting diode and the receive direction of Receiver just to front; Described water purification machine panel is right against infrared-emitting diode and Receiver position, is provided with perforate.In addition, preferred, described water purification machine panel is two-layer, comprises plastic front board and face glass, and plastic front board is positioned at inner side, and punching processing, just the face glass at infrared light emitting diode and Receiver place is removed to look processing.The punching processing of plastic front board and face glass strengthened the effect of infrared emitting and reception except look processing, promoted sensitivity.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a water purification machine with infrared screen protection, comprises display screen, it is characterized in that, described water purification machine also comprises:
Infrared transmitter, for launching corresponding infrared signal according to driving signal;
Infrared radiation receiving circuit, for receiving the infrared signal being reflected back, and exports corresponding level signal to master control borad;
Master control borad, enters or exits screen protection for output drive signal and according to corresponding control of the level signal receiving;
Described master control borad is connected with infrared transmitter, infrared radiation receiving circuit and display screen.
2. water purification machine as claimed in claim 1, is characterized in that, described infrared transmitting circuit comprises:
Amplification module, for amplifying the driving signal of master control borad output;
Infrared-emitting diode, for receiving the driving signal after amplification, and launches the infrared signal of respective strengths.
3. water purification machine as claimed in claim 2, it is characterized in that, described infrared receiving circuit comprises the Receiver being reflected back for receiving, described Receiver has three pins, wherein the first pin accesses to working power by resistance R 38, and described working power is connected to ground by capacitor C 25, the second pin is also connected to ground, between described the first pin, the second pin, be also parallel with electric capacity E7 and capacitor C 29, described the 3rd pin is pulled to working power by resistance R 43, and described Receiver generates level signal and exports described master control borad to by the 3rd pin.
4. water purification machine as claimed in claim 3, is characterized in that, described infrared-emitting diode and Receiver are below water purification machine panel, between button.
5. water purification machine as claimed in claim 4, is characterized in that, described water purification machine panel is right against infrared-emitting diode and Receiver position, is provided with perforate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420333536.0U CN203909513U (en) | 2014-06-20 | 2014-06-20 | Water purifier with infrared screen protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420333536.0U CN203909513U (en) | 2014-06-20 | 2014-06-20 | Water purifier with infrared screen protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203909513U true CN203909513U (en) | 2014-10-29 |
Family
ID=51783766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420333536.0U Expired - Lifetime CN203909513U (en) | 2014-06-20 | 2014-06-20 | Water purifier with infrared screen protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203909513U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104503267A (en) * | 2014-11-14 | 2015-04-08 | 深圳创维－Rgb电子有限公司 | Electric appliance equipment and power-on/standby control method thereof |
| CN104820454A (en) * | 2015-04-27 | 2015-08-05 | 武汉水泡泡环保科技有限公司 | Water purifier intelligent detection system with heat-sensitive induction |
-
2014
- 2014-06-20 CN CN201420333536.0U patent/CN203909513U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104503267A (en) * | 2014-11-14 | 2015-04-08 | 深圳创维－Rgb电子有限公司 | Electric appliance equipment and power-on/standby control method thereof |
| CN104820454A (en) * | 2015-04-27 | 2015-08-05 | 武汉水泡泡环保科技有限公司 | Water purifier intelligent detection system with heat-sensitive induction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141029 |