CN208703239U - Digital control constant temperature constant current tap - Google Patents
Digital control constant temperature constant current tap Download PDFInfo
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- CN208703239U CN208703239U CN201821270046.5U CN201821270046U CN208703239U CN 208703239 U CN208703239 U CN 208703239U CN 201821270046 U CN201821270046 U CN 201821270046U CN 208703239 U CN208703239 U CN 208703239U
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Abstract
The utility model relates to daily lifes, and bath apparatus more particularly to a kind of digital control constant temperature constant current tap is washed with water.It not only increases the comfort level with water, and debugs the water and the energy wasted during water temperature before having saved people's shower, and no longer need to fall into a long wait heating.Faucet body including shell, in shell;The faucet body includes Y shape valve body, and cold water interface, interface of hot water and mixed water out are provided on Y shape valve body;It is provided with the cold water switch that can control aperture on the cold water channel of Y shape valve body, the hot-water switch that can control aperture is provided on the hot water channel of Y shape valve body;And cold water temperature sensor is provided in the cold water channel, it is provided with hot water temperature sensor in hot water channel, is provided with water-mixing temperature sensor in mixed aquaporin.The cold water switch is connected by a cylindricality connector with a steering engine, and the hot-water switch is connected by another cylindricality connector with another steering engine.
Description
Technical field
The utility model relates to daily lifes, and bath apparatus more particularly to a kind of digital control constant temperature constant current tap is washed with water.
Background technique
Currently, several frequently seen tap, tradition list first must open up combustion taps before on the market
Then water handle out touches leaving water temperature with hand, the position that also control repeatedly regulation handle makes the mixed water outlet of hot and cold water
Temperature is relatively suitble to, and wastes a large amount of water resource.
Double-knob (Two Handle Mixer), user need to rotate the knob of control hot water or cold water to adjust
The inflow of hot and cold water, its core are a potsherd temp regulating valve cores, and mixing water is adjusted in user's handle that swings
Temperature swings up and down the size of handle cistern capable of regulating drainage rate.When the hydraulic pressure of hot water or cold water changes suddenly or hot water
Temperature when change suddenly, both the above combination tap must all go to readjust water temperature by manual operation.Too
Positive energy water heater, since the hot water temperature that solar water heater generates changes greatly, cold and hot differential water pressures are big, and are benefit again in bathing
It is worked with tap water pressure, if hydraulic pressure shakiness or many places water, are easy for that cold-hot water proportion is caused to change, to water temperature occur
Sometimes hot and sometimes cold phenomenon, or even will appear the case where scalding people.Especially old man and child are even more that hidden danger is heavy.Perseverance on the market
Warm hydrophone can only control out water termostat, but cannot control flow, and heating needs the regular hour, need to wait.
The utility model designs a with raising water quality, it is ensured that water safety and section aiming at the above problem
Water, the new model terminal watering equipment not limited by watering condition.The design is that a realization is discharged thermostatically controlled tap,
It is realized on the basis of this and water flow is precisely controlled, improve user's comforts of use;Entire design uses Digital Control, can
So that user realizes " follow one's inclinations and bathed ", it is precisely controlled water temperature and flow;It reduces simultaneously and causes to waste when shower is preceding to adjust water temperature, reach
To the purpose of energy-saving and water-saving;Included heating device, plug and play.It provides more convenience for owner, safety, comfortable, intelligence.
Summary of the invention
The utility model provides a kind of digital control constant temperature constant current tap, no aiming at defect of the existing technology
The comfort level with water is improved only, and debugs the water and the energy wasted during water temperature before having saved people's shower, and no longer
Need to fall into a long wait heating.Whole process keeps constant-temperature constant-current, occurs when taking leave of shower sometimes hot and sometimes cold.Itself may be implemented
Constant-temperature constant-current, digitalization precision control, can also with water heater perfect combination, realize the most comfortable, safety shower enjoy, for
Family provides better service.
To achieve the above object, the utility model adopts the following technical solution, the tap including shell, in shell
Body;The faucet body includes Y shape valve body, and cold water interface, interface of hot water and mixed water out are provided on Y shape valve body.
It is provided with the cold water switch that can control aperture on the cold water channel of Y shape valve body, is set on the hot water channel of Y shape valve body
It is equipped with the hot-water switch that can control aperture;And cold water temperature sensor is provided in the cold water channel, it is set in hot water channel
It is equipped with hot water temperature sensor, is provided with water-mixing temperature sensor in mixed aquaporin.
The cold water switch is connected by a cylindricality connector with a steering engine, and the hot-water switch is connected by another cylindricality
Body is connected with another steering engine.
As a kind of preferred embodiment of the utility model, the Y shape valve body is that the Y-type three way type of W Wan Delong company production is mixed
Water valve.
As another preferred embodiment of the utility model, the interface of hot water is connected with water heater.
As another preferred embodiment of the utility model, the one of the output shaft of the steering engine and hollow cylindricality connector
End is connected, and the other end of the cylindricality connector is connected with cold water switch or hot-water switch;Output shaft rotation, passes through cylindricality connector
Drive hot-water switch or cold water switch rotation.
As another preferred embodiment of the utility model, the cylindricality connector is made by 3D printing.
As another preferred embodiment of the utility model, it is additionally provided with cold water flow sensor in the cold water channel,
It is additionally provided with hot water flow sensor in the hot water channel, is provided with mixed water flow sensor in mixed aquaporin.
As another preferred embodiment of the utility model, two steering engines are connected with main control module, and the main control module is also
It is passed respectively with hot water temperature sensor, hot water flow sensor, cold water temperature sensor, cold water flow sensor, water-mixing temperature
Sensor, mixed water flow sensor are connected.
As another preferred embodiment of the utility model, still there is heating device in the cold water channel.
As another preferred embodiment of the utility model, it is provided with end cap on the shell, is provided on end cap
LCD1602 LCD MODULE;The main control module core chips use STC89C52RC single-chip microcontroller, the single-chip microcontroller also respectively with
One alarm module, a HC-05 bluetooth module, a leakage protection module are connected.
As another preferred embodiment of the utility model, the leakage protection module includes current-control type pulsewidth modulation
Chip UC3842 and the voltage comparator circuit being made of two amplifier chip lM358;The end COMP of chip UC3842 passes through triode
QT1 is connected with positive pole, and the end VREF of chip UC3842 is grounded after being connected with resistance R12 by capacitor CT1, and the end RT/CT is logical
Cross capacitor CT1 ground connection;OUT terminal is connected with the grid of N-channel field-effect tube, and the source electrode of field-effect tube connects power supply by resistance R11
The drain electrode of anode, field-effect tube is connected with the negative input end of coil T;The input UIN of coil T is connected with household electrical source, with two poles
Pipe N4, filter capacitor C1 constitute power supply circuit;The power supply circuit output cathode accesses electricity by the bleeder circuit being made of R8, R9
The positive input terminal of a LM358 chip in comparison circuit is pressed, the negative input end of the LM358 chip accesses a reference voltage UREF;For
The negative input end of another LM358 chip in electric circuit output cathode access voltage comparator circuit;The positive input of another LM358 chip
Another reference voltage UREF is accessed by the bleeder circuit being made of resistance R6, R7 in end.
The utility model beneficial effect compared with prior art
The utility model can ensure that water safety and new model terminal watering equipment that is water-saving, not limited by watering condition.This
Design is that a realization is discharged thermostatically controlled tap, and realization is precisely controlled water flow, improves user's comforts of use
Property;Entire design uses Digital Control, and family can be used and realize " follow one's inclinations and bathed ", be precisely controlled water temperature and flow;Subtract simultaneously
It causes to waste when adjusting water temperature before few shower, achievees the purpose that energy-saving and water-saving;Included heating device, plug and play.For owner
It provides more convenience, safety, comfortable, intelligence.
The utility model not only increases the comfort level with water, and debugs wave during water temperature before having saved people's shower
The water and the energy taken, and no longer need to fall into a long wait heating.Whole process keeps constant-temperature constant-current, and what farewell occurred when taking a shower neglects
It is cold to neglect heat.Itself may be implemented constant-temperature constant-current, digitalization precision control, can also with water heater perfect combination, realize the most comfortable,
The shower of safety is enjoyed, and provides better service for user.
Detailed description of the invention
The utility model is described further with reference to the accompanying drawings and detailed description.Scope of protection of the utility model
It is not only limited to the statement of the following contents.
Fig. 1 is the utility model principle block diagram.
Fig. 2 is the utility model structure diagram.
Fig. 3 is the utility model Y shape valve and steering engine connection schematic diagram.
Fig. 4 is the utility model Y shape threshold switch schematic diagram.
Fig. 5 is utility model works flow chart.
Fig. 6 is the utility model main control module circuit diagram.
Fig. 7 is the utility model display module circuit diagram.
Fig. 8 is the utility model leakage protection module circuit diagram.
Fig. 9 is the utility model main control module and bluetooth module schematic diagram.
In figure, 1 it is end cap, 2 is LCD MODULE, 3 is cold water interface, 4 is interface of hot water, 5 is mixed water out, 6 is
Steering engine, 7 be Y shape valve body, 8 be cylindricality connector, 9 be cold water switch, 10 be hot-water switch.
Specific embodiment
As shown in figs 1-9, the utility model includes shell, the faucet body in shell;The faucet body includes Y shape
Valve body is provided with cold water interface, interface of hot water and mixed water out on Y shape valve body;It is characterized in that, the cold water channel of Y shape valve body
On be provided with the cold water switch that can control aperture, being provided on the hot water channel of Y shape valve body can control the hot water of aperture and opens
It closes;And cold water temperature sensor is provided in the cold water channel, it is provided with hot water temperature sensor in hot water channel, it is logical to mix water
Water-mixing temperature sensor is provided in road;The cold water switch is connected by a cylindricality connector with a steering engine, and the hot water is opened
Pass is connected by another cylindricality connector with another steering engine.
As a kind of preferred embodiment of the utility model, the Y shape valve body is Y type (4 points of spiral shells of W Wan Delong company production
+ 4 points of screw sockets of mouth) three-way water mixing valve.
As another preferred embodiment of the utility model, the interface of hot water is connected with water heater.
As another preferred embodiment of the utility model, the one of the output shaft of the steering engine and hollow cylindricality connector
End is connected, and the other end of the cylindricality connector is connected with cold water switch or hot-water switch;Output shaft rotation, passes through cylindricality connector
Drive hot-water switch or cold water switch rotation.
As another preferred embodiment of the utility model, the cylindricality connector is made by 3D printing.
As another preferred embodiment of the utility model, it is additionally provided with cold water flow sensor in the cold water channel,
It is additionally provided with hot water flow sensor in the hot water channel, is provided with mixed water flow sensor in mixed aquaporin.
As another preferred embodiment of the utility model, two steering engines are connected with main control module, and the main control module is also
It is passed respectively with hot water temperature sensor, hot water flow sensor, cold water temperature sensor, cold water flow sensor, water-mixing temperature
Sensor, mixed water flow sensor are connected.
As another preferred embodiment of the utility model, still there is heating device in the cold water channel.(user's setting
Temperature and the hot water that is provided by water heater of flow and when cold water mix when cannot reach user's set temperature and flow, electric heating
Silk carry out improve water temperature, the time can be shortened, realize user's zero-waiting, can also in water heater without hot water when, open
Heating wire provides a part of hot water, shower is carried through to the end.)
As another preferred embodiment of the utility model, it is provided with end cap on the shell, is provided on end cap
LCD1602 LCD MODULE;The main control module core chips use STC89C52RC single-chip microcontroller, the single-chip microcontroller also respectively with
One alarm module, a HC-05 bluetooth module, a leakage protection module are connected.
As another preferred embodiment of the utility model, the leakage protection module includes current-control type pulsewidth modulation
Chip UC3842 and the voltage comparator circuit being made of two amplifier chip lM358;The end COMP of chip UC3842 passes through triode
QT1 is connected with positive pole, and the end VREF of chip UC3842 is grounded after being connected with resistance R12 by capacitor CT1, and the end RT/CT is logical
Cross capacitor CT1 ground connection;OUT terminal is connected with the grid of N-channel field-effect tube, and the source electrode of field-effect tube connects power supply by resistance R11
The drain electrode of anode, field-effect tube is connected with the negative input end of coil T;Coil T(transformer T) input UIN and household electrical source phase
Even, power supply circuit is constituted with diode N4, filter capacitor C1;The power supply circuit output cathode passes through the partial pressure that is made of R8, R9
Circuit accesses the positive input terminal of a LM358 chip in voltage comparator circuit, and the negative input end access one of the LM358 chip is with reference to electricity
Press UREF;Power supply circuit output negative pole accesses the negative input end of another LM358 chip in voltage comparator circuit;Another LM358 core
The positive input terminal of piece accesses another reference voltage UREF by the bleeder circuit being made of resistance R6, R7.
UC3842 is a kind of current-control type pulse width modulating chip of function admirable.The modulator Single-end output, can be directly
Drive ambipolar power tube or field-effect tube.Its major advantage is that its pin effect is few, and peripheral circuit is simple, voltage regulation factor
Up to 0.01%, working frequency is up to 500KHz, and starting current is less than 1mA, running current 5mA, and using high frequency
Transformer realization is isolated with power grid.The integrated chip oscillator, high-gain error amplifier, electric current with high temperature compensation
Detection comparator, totem output electric current, input and benchmark under-voltage lock-in circuit and PWM latch circuit.
Leakage protection is two aspects: existing during this when one, preventing from household electrical source accessing control circuit
The problem of voltage instability, leads to device failure.Two, leakage protection module is used for heating device, if reaches rated power, if
The detection of overload etc..The working principle of leakage protection module are as follows: as shown in figure 8, UIN is input terminal;UIN connects household electrical source,
Mono- tunnel UREF connects Master control chip (main control module), and another way connects heating device, and figure coil represents the utility model using non-
Contact mutual induction of voltage principle uses lm358 amplifier chip in figure, by reversed computing circuit by input voltage and reference voltage
It compares.The course of work: being compared by electric current, voltage detecting and reference voltage, and the moment detects whether to be more than threshold value, control
On-off processed.
Specifically, collected temperature data as single-chip microcomputer input is passed through single-chip processor i/o by temperature sensor in Fig. 1
Single-chip microcontroller is passed in oral instructions;Single-chip microcontroller can carry out the setting of temperature by external input (such as: reading key value);Bluetooth module
As communication module, the interaction of user and single-chip microcontroller will be carried out by serial ports;Steering engine module is as single-chip microcomputer output, single-chip microcontroller
The rotation of the different angle of steering engine is controlled by exporting different PWM, relay can lead to as single-chip microcomputer output, single-chip microcontroller
Control level is crossed to cut-off to control;LCD1602 shows the data that single-chip microcontroller is handled as single-chip microcomputer output.This is practical
The novel accuracy controlling that PWM is carried out using pid algorithm, to realize the accurate control to steering engine angle.
The utility model passes through temperature collecting module-water proof type ds18b20 using STC89C52RC single-chip microcontroller as control core
Module, temperature collecting module write collected analog quantity in the register of itself, and single-chip microcontroller passes through the reading to register
Collected temperature is handled.LCD MODULE LCD1602 shows the temperature value that single-chip microcontroller is handled.
When user's booting sets required temperature, single-chip microcontroller will start to carry out real time temperature reading, and single-chip microcontroller passes through
Whether temperature reaches user's setting value at this time for judgement, carries out the switch to instant heating type tap, rotation and electric furnace by steering engine
The heating of silk, it is instant heating type no longer to work when the temperature of steering engine adjustment reaches user's set temperature, while steering engine will be according to not
Equality of temperature angle value is adjusted in real time by algorithm.Especially by increment type PID operation function △ u (k)=Ae (k)-Be (k-1)+Ce
(k-2) adjustment for carrying out PWM wave achievees the purpose that constant temperature to realize the regulation to steering engine accurate angle.Constant current described above
It is to carry out steering engine regulation by acquiring the data of accurate formula flowmeter, the adjustment process and the regulation of constant temperature steering engine are consistent.Simultaneously
System will constantly carry out unusual condition detection, send cell phone application by bluetooth module for temperature and system operation situation in time
On.The utility model is equipped with alarm module, and when system detection to temperature is beyond the setting upper limit, system will automatically power off suspend mode simultaneously
It is sent to user;When circuit load overload occurs in system, system will force to power off, and not continue to work.The design will be auxiliary
When helping heating wire in water heater without hot water, heating wire is opened, a part of hot water is provided, shower is carried through to the end.
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment, those skilled in the art should understand that, it still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect;Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (10)
1. digital control constant temperature constant current tap, the faucet body including shell, in shell;The faucet body includes Y shape valve body,
Cold water interface, interface of hot water and mixed water out are provided on Y shape valve body;It is characterized in that, being arranged on the cold water channel of Y shape valve body
There is the cold water switch that can control aperture, the hot-water switch that can control aperture is provided on the hot water channel of Y shape valve body;And institute
It states and is provided with cold water temperature sensor in cold water channel, be provided with hot water temperature sensor in hot water channel, set in mixed aquaporin
It is equipped with water-mixing temperature sensor;
The cold water switch is connected by a cylindricality connector with a steering engine, the hot-water switch by another cylindricality connector and
Another steering engine is connected.
2. digital control constant temperature constant current tap according to claim 1, it is characterised in that: the Y shape valve body is W Wan Delong public
Take charge of the Y-type three way type water mixing valve of production.
3. digital control constant temperature constant current tap according to claim 1, it is characterised in that: the interface of hot water and water heater phase
Even.
4. digital control constant temperature constant current tap according to claim 1, it is characterised in that: the output shaft of the steering engine with it is hollow
Cylindricality connector one end be connected, the other end of the cylindricality connector is connected with cold water switch or hot-water switch;Output shaft turns
It is dynamic, drive hot-water switch or cold water switch to rotate by cylindricality connector.
5. digital control constant temperature constant current tap according to claim 4, it is characterised in that: the cylindricality connector is beaten by 3D
Printing is made.
6. digital control constant temperature constant current tap according to claim 1, it is characterised in that: be additionally provided in the cold water channel
Cold water flow sensor is additionally provided with hot water flow sensor in the hot water channel, is provided with mixed water flow in mixed aquaporin
Sensor.
7. digital control constant temperature constant current tap according to claim 1, it is characterised in that: two steering engines and main control module phase
Even, the main control module also respectively with hot water temperature sensor, hot water flow sensor, cold water temperature sensor, cold water flow
Sensor, water-mixing temperature sensor, mixed water flow sensor are connected.
8. digital control constant temperature constant current tap according to claim 1, it is characterised in that: still have in the cold water channel and add
Thermal.
9. digital control constant temperature constant current tap according to claim 7, it is characterised in that: it is provided with end cap on the shell,
LCD1602 LCD MODULE is provided on end cap;The main control module core chips uses STC89C52RC single-chip microcontroller, the list
Piece machine is also connected with an alarm module, a HC-05 bluetooth module, a leakage protection module respectively.
10. digital control constant temperature constant current tap according to claim 9, it is characterised in that: the leakage protection module includes
Current-control type pulse width modulating chip UC3842 and the voltage comparator circuit being made of two amplifier chip lM358;Chip UC3842
The end COMP be connected with positive pole by triode QT1, the end VREF of chip UC3842 passes through capacitor after being connected with resistance R12
CT1 ground connection, the end RT/CT is grounded by capacitor CT1;OUT terminal is connected with the grid of N-channel field-effect tube, the source electrode of field-effect tube
Positive pole is connect by resistance R11, the drain electrode of field-effect tube is connected with the negative input end of coil T;The input UIN of coil T and family
Front yard power supply is connected, and constitutes power supply circuit with diode N4, filter capacitor C1;The power supply circuit output cathode passes through by R8, R9 structure
At bleeder circuit access voltage comparator circuit in a LM358 chip positive input terminal, the LM358 chip negative input end access
One reference voltage UREF;Power supply circuit output negative pole accesses the negative input end of another LM358 chip in voltage comparator circuit;It is another
The positive input terminal of LM358 chip accesses another reference voltage UREF by the bleeder circuit being made of resistance R6, R7.
Priority Applications (1)
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CN201821270046.5U CN208703239U (en) | 2018-08-08 | 2018-08-08 | Digital control constant temperature constant current tap |
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CN201821270046.5U CN208703239U (en) | 2018-08-08 | 2018-08-08 | Digital control constant temperature constant current tap |
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CN208703239U true CN208703239U (en) | 2019-04-05 |
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ID=65940949
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020224034A1 (en) * | 2019-05-06 | 2020-11-12 | 广东吉宝电器科技有限公司 | Constant-temperature and constant-flow water mixing valve |
CN113404894A (en) * | 2021-05-12 | 2021-09-17 | 胡勇军 | Instant heating type faucet with built-in water-blocking insulation auxiliary dismounting structure |
WO2023033156A1 (en) * | 2021-09-03 | 2023-03-09 | Lixil Corporation | Method for manufacturing faucet housing for sanitary faucet, faucet housing for sanitary faucet, and sanitary faucet |
-
2018
- 2018-08-08 CN CN201821270046.5U patent/CN208703239U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020224034A1 (en) * | 2019-05-06 | 2020-11-12 | 广东吉宝电器科技有限公司 | Constant-temperature and constant-flow water mixing valve |
CN113404894A (en) * | 2021-05-12 | 2021-09-17 | 胡勇军 | Instant heating type faucet with built-in water-blocking insulation auxiliary dismounting structure |
WO2023033156A1 (en) * | 2021-09-03 | 2023-03-09 | Lixil Corporation | Method for manufacturing faucet housing for sanitary faucet, faucet housing for sanitary faucet, and sanitary faucet |
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