CN205156363U - Return water controlling means of air -source heat pump water heater - Google Patents
Return water controlling means of air -source heat pump water heater Download PDFInfo
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- CN205156363U CN205156363U CN201520894312.1U CN201520894312U CN205156363U CN 205156363 U CN205156363 U CN 205156363U CN 201520894312 U CN201520894312 U CN 201520894312U CN 205156363 U CN205156363 U CN 205156363U
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Abstract
The utility model discloses a return water controlling means of air -source heat pump water heater, including the main control board, still include the power reduction voltage circuit, in the main circulating water route that water tank, each tap, circulating water pump, first check valve were formed by connecting, signal receiver installs the infra red ray induction device beyond the water heater, human infrared ray backward signal receiving arrangement transmission radio signal is sensed to the infra red ray induction device, signal receiver output signal is to the main control board, by main control board driving cycle water pump. The utility model discloses a human infrared inductor through received signal, conveys to the water heater circulating water pump control circuit in through wireless data, and the drive circulating water pump start, gets up hot -water circulation in the water in the water pipe and the water tank, guarantee the user when opening for the tap hot water, affect using not.
Description
Technical field
The utility model belongs to air energy heat pump water heater technical field, and more particularly, it relates to a kind of back water controlling apparatus of air energy heat pump water heater.
Background technology
Today of, global warming serious threat socio-economic development nervous in global energy situation and human health life, countries in the world all seeking new forms of energy substituted pesticides, in the hope of sustainable development.On February 16th, 2005, the Kyoto Protocol of the global warming that is intended to limit greenhouse-gas emissions, contain comes into force, and encourages energetically, promotes environmental protection new forms of energy and application product becomes inevitable choice.China is populous, average resource per capita is lower than world average level, the demand of consuming with economic development and people's lives is compared, the breach of energy supply is very large, and energy consumption structure is unreasonable, energy resource supply based on coal causes serious atmosphere pollution and greenhouse gas emission, and the current CO2 discharge capacity of China occupies second place of the world.And highlighting of the problems such as energy shortage, power cuts to limit consumption, combustion gas rise in price, also result in the concern of international community, therefore, economize energy and to develop task that is clean, regenerative resource very urgent.In recent years, air energy heat pump water heater is because height is safe, height is energy-conservation, the life-span long, do not discharge the plurality of advantages such as poison gas, and effectively can solve current domestic relevant department to economize energy, environmental protection, security and various aspects comparatively stubborn problem, and be subject to the extensive concern of all sectors of society.Recently, because it is given prominence in energy-conservation novel aspects achievement, Teat pump boiler is listed in " torch plan " by the Ministry of Science and Technology.4th kind of water heater of air energy heat pump water heater domestic appearance after having become relay water heater, gas heater and solar water heater.
Along with the people's applying air energy heat pump water heater, a lot of family uses air energy heat pump water heater, and as the needs meeting daily life hot water, all-weather can provide hot water for life, it has energy-saving and environmental protection, safety, efficiently advantage, obtains the accreditation of users.And in actual application, there are some inevitable problems.As, because there is certain distance in the water storage box of air energy heat pump water heater and the region of hot water such as shower cabinet, kitchen, if our uninterrupted circulation-supplied hot water, can electric energy be wasted undoubtedly; If but need just to start hot-water supply during hot water at our tap of fetching boiling water, the hot water originally in hot-water line is ice-cold already.How let us a dozen turn on the tap and just have hot water to use, but can using water wisely be reached again simultaneously, economize energy? for this reason, this case utility model people researches and develops a kind of intelligent backwater controller applying infrared sensing switch, wireless data transmission technology, to solve the problem of air energy heat pump water heater all-weather hot water supply.
Utility model content
The utility model provides a kind of back water controlling apparatus of air energy heat pump water heater, by using the intelligent backwater controller of infrared sensing switch, realizes the supply of water heater all-weather hot water, to overcome the deficiencies in the prior art.
The technical scheme in the invention for solving the technical problem is: a kind of back water controlling apparatus of air energy heat pump water heater, comprise master control borad, also comprise power voltage step down circuit, the major cycle water route be formed by connecting by water tank, each depotition cock, water circulating pump, the first check valve, signal receiving device, be arranged on the infrared induction device beyond water heater, described infrared induction device senses human body infrared backward signal receiving system wireless signal emission, and described signal receiving device outputs signal master control borad, drives water circulating pump by master control borad.
Described power voltage step down circuit comprises and forms bridge rectifier by triode Q1, Q3 and diode D2, D3, also comprise two groups of switches, condenser networks, described condenser network forms multilevel decompression by electric capacity C2, C3, C4 and triode Q4, Q5, first group of switch-linear hybrid is at the input side of electric capacity C2, for disconnecting bridge rectifier and condenser network, second group of switch-linear hybrid is at the outlet side of electric capacity C2, for disconnecting electric capacity C2 and rear class reduction voltage circuit, closed when two groups of switches are different; The base stage of triode Q1, Q3, Q4, Q5 connects single-chip microcomputer.
Connect the first output voltage detecting circuit at the input of described first group of switch, described output voltage detecting circuit is made up of resistance R7, R8, R9, and resistance R8 connects described single-chip microcomputer.
Connect the second output voltage detecting circuit at the output of electric capacity C4, described second output voltage detecting circuit is made up of resistance R12, R13, R14, and resistance R13 connects described single-chip microcomputer simultaneously.
Described water circulation system also comprises the water inlet branch road connecting water tank, and described water inlet branch road arranges the second check valve; Described signal receiving device comprises wireless signal receiver.
The beneficial effects of the utility model are:
1) human body infrared inductor is adopted, by Received signal strength, through Wireless data transmission in water heater water circulating pump control circuit, driving water circulating pump starts, hot water circuit in water in water pipe and water tank being got up, ensureing that user is when fetching boiling water hot water for taps, does not affect use.Replace traditional employment hand starting backwater switch through outside line inductor, go the operation driving water circulating pump, improve intelligentized control method level; When it also avoid constant temperature maintenance conduit temperature, long-time water pump of opening circulates, and the energy loss caused, greatly improves the operating efficiency of air energy heat pump water heater and extend its service life.
2) the testing circuit structure be made up of the device such as infrared sensor, photo resistance and logical operation circuit thereof is simple, wiring is few, reliability is high, both the production cost of circuit had been reduced, also later maintenance and inspection are facilitated, and by the expansion of the parameter realizing circuit of adjustment detection means, the practicality of circuit can be improved.
Accompanying drawing explanation
Fig. 1 is signal receiving device receiver module circuit of the present utility model and interface microcontroller circuit diagram.
Fig. 2 is the structural representation of infrared induction device of the present utility model.
Fig. 3 is the radio emitting modular circuit figure of infrared induction device of the present utility model.
Fig. 4 is water circulation system for water heater structural representation of the present utility model.
Fig. 5 is water heater master control borad structural representation of the present utility model.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
As Figure 1-5, a kind of back water controlling apparatus of air energy heat pump water heater, comprise master control borad 1, also comprise power voltage step down circuit 4, the major cycle water route be formed by connecting by water tank 21, each depotition cock 22, water circulating pump 23, first check valve 24, signal receiving device, be arranged on the infrared induction device 30 beyond water heater, described infrared induction device senses human body infrared backward signal receiving system wireless signal emission, and described signal receiving device 2 outputs signal to master control borad, drives water circulating pump by master control borad.
See Fig. 5, described power voltage step down circuit 4 comprises and forms bridge rectifier by triode Q1, Q3 and diode D2, D3, also comprise two groups of switches, condenser networks, described condenser network forms multilevel decompression by electric capacity C2, C3, C4 and triode Q4, first group of switch-linear hybrid is at the input side of electric capacity C2, for disconnecting bridge rectifier and condenser network, second group of switch-linear hybrid is at the outlet side of electric capacity C2, for disconnecting electric capacity C2 and rear class reduction voltage circuit, closed when two groups of switches are different; The base stage of triode Q1, Q3, Q4 connects single-chip microcomputer.Connect the first output voltage detecting circuit at the input of described first group of switch, described output voltage detecting circuit is made up of resistance R7, R8, R9, and resistance R8 connects described single-chip microcomputer.Connect the second output voltage detecting circuit at the output of electric capacity C4, described second output voltage detecting circuit is made up of resistance R12, R13, R14, and resistance R13 connects described single-chip microcomputer simultaneously.
Power voltage step down circuit realizes the effect of grammed switch Secure isolation power supply by multiple functional circuits such as singlechip chip control program, the program control rectification circuit of high voltage transistor, capacitor step-down programme control circut, program control bridge switch Secure isolation circuit, low frequency voltage stabilizing programme control circut, PWM pulse-width modulation circuits.Triode Q1, Q3 and diode D2, D3 tetra-transistors form program control rectification circuit.Electric capacity C2, C3, C4 and triode Q4 form condenser type direct-current voltage reducing circuit, low frequency voltage stabilizing programme control circut and PWM pulse-width modulation circuit.Its pulse width is also controlled by B4 by program.
The course of work of K1-K4 tetra-switches is: when K1 and K2 connects, K3 and K4 must close, and now, rectification circuit charges to electric capacity C2; When K1 and K2 closes, K3 and K4 can close, and also can close, and is generally be in closure state.Now, rectification circuit stops, to C2 charging, starting triode Q4, being controlled the Kai Heguan of triode Q4 by program by port B4, charges to respectively electric capacity C3 and C4 in the mode of PWM pulsewidth modulation.Due to now, K1 and K2 closes, so AC power circuit is above completely isolated, so DC power supply circuit is below Secure isolation.K1-K4 switch according to the needs of application scenario can selective light lotus root, optoelectronic switch or relay etc.
Described water circulation system also comprises the water inlet branch road connecting water tank, described water inlet branch road is arranged the second check valve 25; Described signal receiving device comprises wireless signal receiver.
Signal receiving device comprises wireless signal receiver.Master control borad is provided with for the hand switch 12 of operation cycle water pump operation, in addition for sixteen bit toggle switch 11, the indicator lamp 13 of controlled circulation water pump operation time.Wireless signal receiver be arranged on the infrared induction device of doorway, bathroom or kitchen geting started and set up wireless connections, and export water circulating pump control signal 3, by master control borad MCU driving water circulating pump startup optimization.
Infrared induction device 30 comprises Fresnel Lenses 31, infrared induction head 32, amplifier 33, comparator 34, wireless transmitter module 35, Fresnel Lenses is arranged on the front of infrared induction head, and infrared induction head 32, amplifier 33, comparator 34, wireless transmitter module 35 are linked in sequence.The remote controller single-chip microcomputer 28 that signal receiving device comprises wireless receiving module 27, is connected with master control borad single chip communication.The heat energy of human body is by Fresnel Lenses 31 by infrared induction head is known, signal outputs to wireless transmitter module 35 after amplifier and comparator process, by the signal receiving device transmission signal of wireless transmitter module to water heater.
Be provided with the triode for strengthening wireless signal in signal receiving device, the base stage of triode connects the output of wireless receiving module 27, and the colelctor electrode of triode connects the input of remote controller single-chip microcomputer 28.Remote controller single-chip microcomputer 28 receives the signal of wireless receiving module 27 and after treatment, then transmits a signal to master control borad single-chip microcomputer, and makes the time interval of adjacent twice emitting signal be 5 minutes or more.
Between triode with wireless receiving module, be connected current limliting bleeder circuit, the colelctor electrode of triode connects pull-up resistor R1.Current limliting bleeder circuit is made up of resistance R2, resistance R3, and R2 realizes current-limiting function, and R3 realizes a point compression functions.Current limliting bleeder circuit is parallel with diode, thus protection triode is without prejudice.
The water circulation system of air energy heat pump water heater of the present utility model comprises two circulation waterways, one is the major cycle water route be formed by connecting by water tank, each depotition cock, water circulating pump, the first check valve, two is the water inlet branch roads connecting water tank, and water inlet branch road arranges the second check valve.The drived control of water circulating pump completes primarily of infrared induction device and signal receiving device.And, master control borad is also provided with for the hand switch 12 of operation cycle water pump operation, in addition for sixteen bit toggle switch 11, the indicator lamp 13 of controlled circulation water pump operation time.Wireless signal receiver be arranged on the infrared induction device of doorway, bathroom or kitchen geting started and set up wireless connections, and export water circulating pump control signal, by master control borad MCU driving water circulating pump startup optimization.The light current input of master control borad is provided by power circuit.
The hot-water heating system circulation of air energy heat pump water heater is by realizations such as water tank, water circulating pump, check valve, connecting water pipe and depotition cocks, when water circulating pump receives the signal starting backwater circulation, water circulation in hot-water heating system is got up, makes each depotition cock place have hot water to provide in time and use with standby user.The signal of controlled circulation pump working is from infrared induction device, it is arranged on toilet or kitchen and enters doorway place, by the infrared ray that infrared induction head reception human body sends, output drive signal after amplifier and comparator process, drive water circulating pump, water pump to operate about 5min by setting-up time, until water temperature remain on 40 DEG C and above time water pump quit work, continue to perform aforesaid operations when infrared signal receives again next time.
Infrared induction device can also be arranged on the front of tap, when people having been detected near tap, system judges may need to use hot water, infrared induction device passes through wireless data transmission module, the signal detected is sent to the signal receiving device of water heater master control borad, backwater controller starts hot water supply at once, when we fetch boiling water tap, just can use hot water at once.In Fig. 1, signal receiving device receives and enters from being arranged on toilet or kitchen the human infrared signal that doorway place sends, through master control borad collection, and send 12V direct current signal to water circulating pump control relay coil, coil forms loop, produce electromagnetic force, normally opened contact adhesive, water circulating pump startup optimization.After infrared signal receives, after water circulating pump continues to run 5min, the conduit temperature signal that master control borad feeds back according to temperature collection circuit, carry out logic analysis, logical calculated, provide whether allow water pump continue to run instruction (water temperature after 5min in water pipe to 40 DEG C and above time water pump quit work, water temperature does not reach 40 DEG C of water pumps and continues to run).When infrared receiver fault, directly can press hand switch, water circulating pump starts at once, and the water pump control mode that quits work is the same with noted earlier.Indicator lamp display mode can be used as and judges master control borad and the whether out of order one prompting of peripheral circuit, and dependent failure information is shown in Table 1:
The table 1 Teat pump boiler water circulating pump master control borad indicator lamp fault message table of comparisons
| Sequence number | LED status | Fault message |
| 1 | Chang Liang | Normal operation |
| 2 | Quick flashing | Sensor fault |
| 3 | Slow sudden strain of a muscle | Infrared receiving device fault |
The running time of water heater backwater control can be adjusted by sixteen bit toggle switch 11.By stirring the dial-up of master control borad sixteen bit toggle switch, the setting water pump operation time.Switch is divided into 16 water pump operation periods, stirs the fine setting that different gear realizes length running time.
Water inside the water pipe of water circulation system stops flowing beyond more than 8 minutes, the power supply of master control borad force disconnect water circulating pump, but once infrared induction device sends signal, water pump i.e. horse back operation.
Although illustrate and described embodiment of the present utility model; those of ordinary skill in the art is to be understood that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim; scope of the present utility model limited by claim and equivalent replacement thereof; in the improvement etc. done without creative work, all should be included within protection domain of the present utility model.
Claims (3)
1. the back water controlling apparatus of an air energy heat pump water heater, comprise master control borad, it is characterized in that: also comprise power voltage step down circuit, the major cycle water route be formed by connecting by water tank, each depotition cock, water circulating pump, the first check valve, signal receiving device, be arranged on the infrared induction device beyond water heater, described infrared induction device senses human body infrared backward signal receiving system wireless signal emission, and described signal receiving device outputs signal master control borad, drives water circulating pump by master control borad.
2. the back water controlling apparatus of air energy heat pump water heater according to claim 1, it is characterized in that: described power voltage step down circuit comprises by triode Q1, Q3 and diode D2, D3 forms bridge rectifier, also comprise two groups of switches, condenser network, described condenser network is by electric capacity C2, C3, C4 and triode Q4 forms multilevel decompression, first group of switch-linear hybrid is at the input side of electric capacity C2, for disconnecting bridge rectifier and condenser network, second group of switch-linear hybrid is at the outlet side of electric capacity C2, for disconnecting electric capacity C2 and rear class reduction voltage circuit, two groups of switches are closed time different, the base stage of triode Q1, Q3, Q4 connects single-chip microcomputer.
3. the back water controlling apparatus of air energy heat pump water heater according to claim 2, it is characterized in that: connect the first output voltage detecting circuit at the input of described first group of switch, described output voltage detecting circuit is made up of resistance R7, R8, R9, and resistance R8 connects described single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520894312.1U CN205156363U (en) | 2015-11-11 | 2015-11-11 | Return water controlling means of air -source heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520894312.1U CN205156363U (en) | 2015-11-11 | 2015-11-11 | Return water controlling means of air -source heat pump water heater |
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| Publication Number | Publication Date |
|---|---|
| CN205156363U true CN205156363U (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520894312.1U Expired - Fee Related CN205156363U (en) | 2015-11-11 | 2015-11-11 | Return water controlling means of air -source heat pump water heater |
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| CN (1) | CN205156363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299912A (en) * | 2015-11-11 | 2016-02-03 | 顺德职业技术学院 | Water returning control device of air energy heat pump water heater |
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2015
- 2015-11-11 CN CN201520894312.1U patent/CN205156363U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299912A (en) * | 2015-11-11 | 2016-02-03 | 顺德职业技术学院 | Water returning control device of air energy heat pump water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20191111 |