CN2295965Y - Gas water heater with fuzzy control - Google Patents
Gas water heater with fuzzy control Download PDFInfo
- Publication number
- CN2295965Y CN2295965Y CN 97217127 CN97217127U CN2295965Y CN 2295965 Y CN2295965 Y CN 2295965Y CN 97217127 CN97217127 CN 97217127 CN 97217127 U CN97217127 U CN 97217127U CN 2295965 Y CN2295965 Y CN 2295965Y
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- water
- circuit
- valve assembly
- fuzzy
- valve
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Abstract
The utility model relates to a gas water heater with fuzzy control, which is composed of a shell structure, a fuzzy controller assembly, a main burner, a heat exchanger, etc. The utility model is characterized in that the fuzzy controller assembly is composed of a fuzzy controller, a valve subassembly, a water valve control subassembly, an igniter, a fire detecting device, a water temperature sensor, a manipulator and a wire controller. The utility model has the functions of timely protection when encountering unexpected flameout, over-voltage protection of AC commercial power, chambered installation, line control operations, digital temperature display, convenient water temperature regulation and automatic thermostatic control of the controller.
Description
The utility model is a kind of gas heater.
Existing gas instantaneous water heater generally comprises following components:
1) shell mechanism
2) igniter
3) gas control device
4) water-control device
5) main burner
6) heat exchanger
7) safety guard
This water heater inside is divided into two stream systems, and one is that current are from the beginning, and another is a gas-flow system.
The shell of shell mechanism is made up of procapsid and back casing two parts, and the points outside of back casing is burn-on to hang and hung structure, so that install on wall.The internals of whole water heater all is fixed on the back cover; Procapsid also leaves the hole that device is regulated knob or control button except having the flame observation window; The outer bottom blow-by is so that air enters from the bottom during burner operation; Cold water inlet, the hot water outlet pipe, gas supply Guan Jun is placed in outer casing bottom.
Igniter adopts the electronic impulser igniting mostly.
Gas heater is transported to each pipeline to combustion gas by the water heater performance need by air valve, with control flow of combustion gas and opening and closing of combustion gas.Water-control device is that control cold water enters the device of the flow size of water heater, also is simultaneously the device of control heat outputting coolant-temperature gage.It and air valve cooperatively interact, and common the adjusting just can obtain desirable hot water temperature.At present, the method that water control, gas control device adopt armstrong's patent to regulate or regulate respectively mostly.
The aqueous vapor linkage
The effect of aqueous vapor linkage is to guarantee at hydraulic pressure enough, and the water that is introduced into heat exchanger is when flowing, and combustion gas could be led to burner; And stop or during insufficient pressure, the air feed path that cuts off combustion gas automatically prevents to burn out water heater because of lack of water when current.Commonly used is differential aqueous vapor linkage at present.
Main burner
Main burner carries out the assemblies such as device that secondary mixes by exhaust gas nozzle, nozzle and combustion gas and air and constitutes.
Heat exchanger
Heat exchanger is the parts of the heat transferred water that produced during with gas fuel combustion.Safety guard
Safety guard has multiple, for example flame-out safeguard protection, and hypoxia protection is crossed gentle overvoltage protection, gas leakage alarm or the like.Wherein most importantly flame-out safety guard, it is parts indispensable in the modern water heater.
The flue gas fume extractor
The flue gas fume extractor mainly is meant the hood that is positioned at cover top portion.
In sum, gas instantaneous water heater has various burning, manually regulating the qi flowing in the channels, cold water heating and the devices such as manual adjustments, automatic protection of making.These devices have organically constituted two stream systems: current system and gas-flow are from the beginning.
The purpose of utility model:
The objective of the invention is to realize the fuzzy control gas heater with one chip microcomputer control system assembly with fuzzy control function.
The utility model technical scheme:
This practical described gas heater fuzzy controller assembly is made up of following components:
Fuzzy controller, comprise a microcontroller system, clock generator, house dog and under-voltage protection reset circuit ,+12V ,+5V supply line, temperature sensor is selected and interface circuit, water heater is selected, air-valve assembly drive circuit and failure detector circuit, water valve assembly drive circuit and discharge testing circuit, IGNITION CONTROL and flame detection circuit, keyer, line control machine interface circuit and compositions such as buzzer and drive circuit thereof;
Air-valve assembly: comprise two electromagnet cut off valve and a gas ratio magnetic valve;
The water valve assembly: by water inlet pipe, overvoltage and frost valve, the measuring water flow device, the water ratio regulates motor-driven valve and outlet pipe is formed;
Igniter and flame detecting device;
Sensor: be used to measure coolant-temperature gage;
The executor combination: this assembly can use one or two executor simultaneously, and one is the keyer that is positioned on the shell, and another is the line control machine that is suitable for far operating.
Two LED seven-segment displaies, three light emitting diodes and four buttons are arranged on the executor; Two LED seven-segment displaies are used for demonstration temperature, leaving water temperature and failure code are set; Three light emitting diodes are respectively that power supply indicator, water suspend indicator lamp and cold/hot water switches indicator lamp; Four buttons are that water time-out/water suspends cancel key, cold/hot water switch key, leaving water temperature setting+1 key and leaving water temperature setting-1 key.
Constant temperature, leaving water temperature control fast
Constant temperature, leaving water temperature control fast are the most basic advantages of the present invention.The present invention uses variable domain, and the principle of multilayer film lake control is the center with the single-chip microcomputer, by the automatic control of current system and gas-flow system is from the beginning reached the purpose that makes leaving water temperature constant temperature, controls fast.The variation of its energy self adaptation hydraulic pressure, air pressure guarantees constant-temperature effluent.The present invention is all can regulate automatically to system of current from the beginning and gas-flow, guaranteed Various Seasonal, different region users' instructions for use.
The utlity model has overheated function, have the accident extinguishing defencive function, the over-voltage protecting function of electric main, locellus is installed, line traffic control is operated, digital displays temperature, the adjusting water temperature is very convenient, after temperature is set, controller is realized thermostatic control automatically, and leaving water temperature can not change because of the variation of hydraulic pressure, discharge, air pressure; Function is many, full-automatic.
Fig. 1 is a fuzzy controller assembly block diagram.
Fig. 2 is a fuzzy control gas heater structure principle chart.
Fig. 3 is the main controller circuit diagram.
Fig. 4 is the line control machine circuit diagram.
Fig. 5 is the keyer circuit diagram.
Fig. 6 is a water valve modular construction schematic diagram.
Further specify below in conjunction with accompanying drawing:
House dog and under-voltage protection reset circuit (1); mains-supplied voltage detecting circuit and air-valve assembly supply line (2); + 12V+5V supply line (3); temperature sensor is selected and interface circuit (4); water heater is selected (5); clock generator (6); air-valve assembly drive circuit and failure detector circuit (7); air-valve assembly (8); water valve assembly drive circuit and measuring water flow circuit (9); water valve assembly (10); IGNITION CONTROL and flame detection circuit (11); igniter and flame detecting device (12); igniting pin (13); flame test bar (14); keyer and line control machine interface circuit (15); keyer (16); line control machine (17); buzzer drive circuit (18); buzzer (19); one-chip computer (20); supply main (21); cooling-water temperature sensor (22) fuzzy controller (23); the stube cable of keyer and line control machine (24); the water ratio is regulated motor-driven valve (25); turbulator (26); water flow sensing unit (27); overvoltage and frost valve (28); water slip through the net (29); combustion gas ratio adjusting valve (30); cut-off electromagnetic valve (31); cut-off electromagnetic valve (32); gas filter screen (33); igniter (34); burner (35); combustion chamber (36); exhaust fume collecting hood (37); heat exchanger (38); motor.
The house dog of main controller circuit diagram and under-voltage protection reset circuit are by R1, R2, C1, IC1:C and this pierce circuit of C1:D primordial; R3, R4, C3, C4, VD2, VD3, V2I and IC4:A constitute the testing circuit of watchdog microcontroller output signal; R5, R6, R7, VD1, V1 constitute low-voltage detection circuit; the output of above circuit is through IC1:D, IC1:B and IC1:A combination; constitute house dog and under-voltage protection reset circuit, its output is connected to the reset pin of single-chip microcomputer.After the one group of winding process full-wave rectification of VD4, VD5, VD6 and VD7 of mains-supplied voltage detecting circuit and air-valve assembly supply line,, export the power supply of air-valve assembly to as air-valve assembly through C12 filtering by transformer; Through the filtering of C13, C14 and R9, R10 dividing potential drop, insert an A/D input pin of single-chip microcomputer after the C15 filtering, constitute the mains-supplied voltage detecting circuit.+ 12V power supply lines be a winding of transformer after the full-wave rectification of VD8, VD9, VD10 and VD11, through C16, C17 filtering, constitute through C18, C19 filtering again after the VD16 voltage stabilizing; + 5V power supply lines be a winding by transformer after the full-wave rectification of VD12, VD13, VD14 and VD15, through C20, C21 filtering, constitute through C22, C23 and VD28 filtering again after the VD17 voltage stabilizing.Air-valve assembly drives and control circuit is that the compound drive circuit of an output pin by R12, IC2:E, IC5:A, R3 and V3, V4 formation of single-chip microcomputer is connected to a cut-off electromagnetic valve in the air-valve assembly, VD18 is the protecting component of this magnetic valve, and R16, R17 and IC2:C constitute an input pin of the fault detect circuit access single-chip microcomputer of this cut-off electromagnetic valve and drive circuit; The compound drive circuit that an output pin of single-chip microcomputer constitutes by R11, IC2:F, IC5:D, R15 and V7, V8 is connected to a cut-off electromagnetic valve in the air-valve assembly, VD20 is the protecting component of this magnetic valve, and R20, R21 and IC2:D constitute an input pin of the fault detect circuit access single-chip microcomputer of this cut-off electromagnetic valve and drive circuit; The compound drive circuit that an output pin of single-chip microcomputer constitutes by IC2:A, R14 and V5, the V6 ratio that is connected to is regulated magnetic valve, and VD19, R22 and C24 are the holding circuits that ratio is regulated magnetic valve.The water valve assembly drives and testing circuit is that two output pins of single-chip microcomputer are formed one four drive circuit of four bats or four phase eight beat stepper motor mutually through IC3:D, R23, V11, R26, V12 and IC3:E, R24, V9, R25, V10 respectively, and VD21, VD22, VD23 and VD24 are the protecting components of stepper motor four phase coils.The water flow sensor signal deteching circuit is the water flow sensor output signal inserts single-chip microcomputer through R47, IC4:C, IC4:B, C11 a input pin.
IGNITION CONTROL and flame detection are an output pin of single-chip microcomputer is connected to igniter and flame detecting device through R27, IC3:F, R28 IGNITION CONTROL ends; The flame of igniter and flame detecting device detects feedback signal is connected to single-chip microcomputer through R29, R30 and IC3:C a input pin; R46, VD25 and C29 constitute the supply line of igniter and flame detecting device.Keyer, line control machine interface circuit are two output pins of single-chip microcomputer constitute two LED seven-segment displaies and two light emitting diodes on keyer, the line control machine respectively through R34, R35, R36, V13 and R37, R38, R39, V14 digit selection lines; An output pin of single-chip microcomputer constitutes serial data signal through IC6:C and is connected to keyer, line control machine; An output pin of single-chip microcomputer constitutes the serial data clock signal through IC6:B, IC6:D and is connected to keyer, line control machine; The button return line of keyer is connected to an input pin of single-chip microcomputer through R33 and C27, and the button return line of line control machine is connected to an input pin of single-chip microcomputer through R31, R32 and C26; Above-mentioned holding wire and+5V power supply and ground wire be connected to keyer, line control machine respectively through stube cable.Buzzer drive circuit is that an output pin of single-chip microcomputer is connected to buzzer VD27 through IC6:D, IC4:F, IC6:A, R45, VD26 and V15.Temperature sensor is selected and interface circuit is the leaving water temperature sensor output signal inserts single-chip microcomputer through R44 and C28 an A/D input; R40 by change inserting an A/D input of single-chip microcomputer and the resistance of R41 are selected the temperature sensor of different model.It is to insert the R42 of an A/D input of single-chip microcomputer and the resistance of R43 by change that water heater is selected, and selects the water heater of different hot water productive rates, for example 7L/min, 8L/min, 9L/min.C2 and XTAL constitute the required clock of single-chip microcomputer work.
Keyer is connected with main controller by a seven core cable, comprises one+5V power line, a ground wire, a serial data line, a serial data clock line, two two seven sections light-emitting diode displays and two luminous tube digit selection lines and a button return line.Serial data on the cable and clock line are connected to the input of IC3:C through R5, C2, C3 and C4 filtering, and two digit selection lines on the cable are respectively through R1, R4, V2; Be connected to another input of IC3:C behind R2, R3, the V1 by the IC3:D combination, the output of IC3:C is connected to the serial data clock end of IC1 through R6; Serial data on the cable is connected to the serial data input of IC1 through R7, C7 filtering; Seven deferent segments of IC1 are connected to IC2 by R12, R13, R14, R15, R16, R17 and R18 respectively, the 8th output is connected to VD1 and VD2, eight outputs of IC1 wherein four respectively as the scanning linear of button PAUSE, UP, DOWN and H/C, the return line of these four buttons is connected to cable by R8 and IC3:A.Two digit selection lines on the cable also respectively by R10 be connected to VD1, R11 is connected to VD2, R19, VD13 are the power supply indicator circuits.
The circuit of line control machine is added with IC3:D on the basis of keyer output also is connected to the input of IC3:B by R20, R21, V3.The other end of IC3:B serial data line direct and cable joins.The output of IC3:B directly links to each other with the buzzer other end, links to each other with the buzzer other end with V4 by R22, R23 simultaneously.
Claims (3)
1, a kind of fuzzy control gas heater is made up of shell mechanism, fuzzy controller assembly, main burner, heat exchanger etc., and it is characterized in that: the fuzzy control assembly is made up of fuzzy controller, air-valve assembly, water valve assembly, igniter and flame detecting device, cooling-water temperature sensor, keyer, line control machine.
2, fuzzy control gas heater according to claim 1; it is characterized in that: fuzzy controller is by house dog and under-voltage protection reset circuit; mains-supplied voltage detecting circuit and air-valve assembly supply line; temperature sensor is selected and interface circuit; water heater is selected; clock generator; air-valve assembly drive circuit and failure detector circuit; the water valve assembly drives and the measuring water flow circuit; IGNITION CONTROL and flame detection circuit; keyer, the line control machine interface circuit is connected with one-chip computer respectively with buzzer and drive circuit thereof.
3, fuzzy control gas heater according to claim 1 is characterized in that: the water valve assembly regulates motor-driven valve by water inlet pipe, overvoltage and frost valve, measuring water flow device, water ratio and outlet pipe is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97217127 CN2295965Y (en) | 1997-05-26 | 1997-05-26 | Gas water heater with fuzzy control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97217127 CN2295965Y (en) | 1997-05-26 | 1997-05-26 | Gas water heater with fuzzy control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2295965Y true CN2295965Y (en) | 1998-10-28 |
Family
ID=33933808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97217127 Expired - Fee Related CN2295965Y (en) | 1997-05-26 | 1997-05-26 | Gas water heater with fuzzy control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2295965Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987514A (en) * | 2015-02-04 | 2016-10-05 | 深圳市福田区青少年科技教育协会 | System and device for overheat protection of water heater |
| CN110726258A (en) * | 2016-01-04 | 2020-01-24 | 湖南工业大学 | Control method of gas proportional regulating valve with cold water temperature compensation for gas water heater |
-
1997
- 1997-05-26 CN CN 97217127 patent/CN2295965Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987514A (en) * | 2015-02-04 | 2016-10-05 | 深圳市福田区青少年科技教育协会 | System and device for overheat protection of water heater |
| CN110726258A (en) * | 2016-01-04 | 2020-01-24 | 湖南工业大学 | Control method of gas proportional regulating valve with cold water temperature compensation for gas water heater |
| CN110726257A (en) * | 2016-01-04 | 2020-01-24 | 湖南工业大学 | Method for controlling on-off and flow of gas for gas water heater |
| CN110726257B (en) * | 2016-01-04 | 2021-02-26 | 湖南工业大学 | Method for controlling on-off and flow of gas for gas water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CU03 | Correction of utility model patent gazette |
Correction item: Termination of patent right Correct: Patent right False: Termination of patent right Number: 30 Page: 131 Volume: 16 |
|
| ERR | Gazette correction |
Free format text: CORRECT: CESSATION OF PATENT RIGHT; FROM: CESSATION OF PATENT RIGHT TO: EFFECTIVE PATENT |
|
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: AIPU ELECTRONIC INDUSTRY CO., LTD., HAINAN PROV. TO: HAINAN AIPU INTELLIGENT MOTOR CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: No. 6, industrial road, Hainan, Haikou No. 168 workshop, C, Haikou Free Trade Zone Patentee after: Hainan Aipu Intelligent Machine Co. Ltd. Address before: Haikou Free Trade Zone, Haikou, Hainan Patentee before: Aipu Electronic Industry Co., Ltd., Hainan Prov. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |