CN200953101Y - Vehicular water heater - Google Patents
Vehicular water heater Download PDFInfo
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- CN200953101Y CN200953101Y CN 200620115433 CN200620115433U CN200953101Y CN 200953101 Y CN200953101 Y CN 200953101Y CN 200620115433 CN200620115433 CN 200620115433 CN 200620115433 U CN200620115433 U CN 200620115433U CN 200953101 Y CN200953101 Y CN 200953101Y
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Abstract
This utility model relates to one automatic water heating machine that is mounted on a motor vehicle or a pleasure boat. It consists of control panel, heating box, water container and control circuit. The circuit part consists of mains control circuit, startup and working mode selective circuit, water control circuit, heating control circuit, water supply and drainage control circuit and auxiliary circuit. This product has a rational design and simple structure and can be used in a safe, convenient and reliable manner. Its control panel, heating box and water container are designed to be separate from one another to save space and make it convenient for installation and use. It is capable of automatic water discharge and applicable for various altitudes, climates and road conditions.
Description
Technical field
The utility model relates to a kind of vehicle-mounted hot water machine that can heat automatically that is contained on motor vehicle, car, lorry, truck, station wagon, farm tractor, line fishing boat, the pleasure-boat.
Background technology
Increase day by day along with automobile, the date that people spend on automobile is also more and more, the drinking-water problem that solves numerous driver and conductors is also more and more urgent, at present, generally the drinking method of Cai Yonging is to provide cool-bag for oneself, as thermos, owing to be subjected to the restriction of space and capacity, and overturning and breakage easily in running car, bring numerous inconveniences to the user, so, there are many manufacturers to catch this business opportunity, develop the various equipment that hot water can be provided that can be loaded on the vehicle, if any a kind of automobile-used water dispenser that is loaded on the truck, can be suspended on the rear wall of pilothouse, can heat, but moisture storage capacity is little, uses, operation is all inconvenient, and Chinese patent 992279267 discloses a kind of by controller, well heater, the vehicle-mounted hot water machine that tank constitutes, usage space in the car and stable problem have been solved, operate also very convenient, but since design also owe rationally still to exist many defectives, as: China is vast in territory, geography and climate difference is very big, winter pipeline, water can freeze in the heating box, makes machine cause damage to use; Because the vehicle body instability after the abominable and car of road conditions condition starts, the water in the container spilt drain in the compartment, cause the pollution in compartment, use also inconveniently, if the problems referred to above can not get solving, this vehicle-mounted hot water machine also is to be difficult to obtain popularization.
The utility model content
The purpose of this utility model is to develop a kind of simple in structurely, installs arbitrarily, is not subjected to space constraint, handled easily, human oriented design be applicable to various vehicles, various road conditions, the vehicle-mounted hot water machine of various weathers.
Vehicle-mounted hot water machine of the present utility model is made of control panel, heating box, tank, control circuit, control panel is by hummer, last water, water-break switch, cold water hot water mode conversion switch, relay indicating light, hot and cold water pattern pilot lamp, water delivering orifice, circuit plug and infrared inductor constitute; Heating box is made of water pump, water heater, in the junction of water heater and upper hose a solenoid valve is installed;
Circuit part is by power control circuit, starts and mode of operation selection circuit, and the water receiving control circuit, heating control circuit, last water and draining control circuit, auxiliary circuit constitutes:
1, power control circuit: connection terminal J1-1 connects+12V, J1-2 ground connection, K1-1 connects the positive pole of commutation diode D1, and the negative pole of D1 connects the input utmost point of three-terminal voltage-stabilizing pipe V1, and the negative pole of D1 is also received relay K 1, K2, the power input workpower of K3, V1-2 ground connection, V1-3 output+5V, capacitor C 16 is connected between the input utmost point and ground of V1, capacitor C 15 is connected on+5V and ground between;
System's general supply electric current is after the J1-1 input; input end through overprotection diode D1; and the output voltage of D1 is a relay K 1; K2; the operating voltage of K3 is again the input voltage of three-terminal voltage-stabilizing pipe V1 simultaneously, after the input voltage process V1 voltage stabilizing; the V1-3 output end voltage is+5V to be the whole system operation power supply.C15 wherein, C16 plays the voltage regulation filtering effect.
2. start and mode of operation selection circuit: 9 pin of main control chip U8 are received 1 pin of JK flip-flop U1A, 21 of U8,22,23,24,25,26, the mutual short circuit of 27 pin, 1 and 28 pin of U8 meet VCC, the 14 pin ground connection of U8,1 pin of relay K 1 meets working power workpower, 16 pin of K1 connect 1 pin of triode Q7, and 4 pin of K1 meet VCC, and 13 pin of K1 are received 1 pin of line row JP1,6 and the 9 pin ground connection of K1,8 pin of K1 are received+5V, and 2 pin of Q7 are received 15 pin of JK flip-flop U1B, the 3 pin ground connection of Q7 by resistance R 33,5 pin of JP1 are received 3 pin of U1A, 6 pin of JP1 are received 13 pin of U1B, capacitor C 1 and C2 be connected on respectively+5V and U1A-3 and U1B-13 between, 7 pin of JP1 connect+16 pin of 5VU1A connect+5V;
When start-up system, thereby being input to U1B-13, JP1-6 output negative edge signal from high to low makes U1B-15 output high level, drive the Q7 action through R33, make K1-16 become low level, start K1 work, system starts working.Normal temperature and heating mode are selected: the negative edge signal that JP1-5 exports respectively from high to low is input to U1A-3, and the U1A-1 output low level is a heating mode, and U1A-1 output high level is the normal temperature pattern.The U1A-1 output signal is to U8-9, and U8-9 is according to the mode of operation of the level state decision systems of input signal, and C1, C2 strobe.
3. go up water and draining control circuit:
13 pin of main control chip U8 are received 13 pin with gate logic U6D, U8-13 also receives 2 pin of triode Q6 by resistance R 25, by resistance R 26 ground connection, 12 pin of amplifier U5D are by resistance R 15 ground connection, meet VCC by resistance R 14,13 pin of U5D are received VCC by resistance R 13,14 pin of U5D are received 12 pin of U6D, 11 pin of U6D are received the positive pole of diode D11, the negative pole of D11 is received 3 pin of amplifier U7A, 2 pin of U7A are received+5V by resistance R 41, receive ground by resistance R 42,1 pin of U7A is received the positive pole of diode D12, and the negative pole of D12 is received 2 pin of triode Q8 by resistance R 37,3 pin of U7A are by resistance R 43 ground connection, also by capacitor C 20 ground connection.5 pin of amplifier U7B are by resistance R 44 ground connection, and also by capacitor C 21 and resistance R 45 ground connection, diode D14 reversal connection is between U7B-5 and ground, 6 pin of U7B are received+5V by R47, by R46 ground connection, 7 pin of U7B are received the positive pole of diode D13, and the negative pole of D13 and the negative pole of D12 are received together.The 3 pin ground connection of triode Q6,1 pin of Q6 is received 16 pin of relay K 2,13 pin of K2 are received 13 pin of relay K 3, the 4 pin ground connection of K2 are received 1 pin of water pump connection terminal J4 behind 11 pin of K2 and the 8 pin short circuits, and are received 2 pin of J4 behind 6 pin of K2 and the 9 pin short circuits, capacitor C 8 is connected between J4-1 and the J4-2, diode D3 is connected between K2-16 and the K2-1, and 2 are connected between K2-13 and the K2-4, and E1 is connected between K2-13 and the K2-4.The 3 pin ground connection of triode Q8,1 pin is received 16 pin of K3.Connection terminal J3 water receiving position pin, J3-2 connects 13 pin of reversing controller U4F, J3-2 is by resistance R 12 ground connection, by capacitor C 5 ground connection, 12 pin of U4F are received 8 pin of main control chip U8 by resistance R 9, and U8-8 is by C3 ground connection, U8-2 ground connection, U8-3 is by C14 ground connection, and U8-3 is connected with U8-18 by R34;
After the system works, water management function in the startup, U8-13 exports high level, and through resistance R 25 control triode Q6 actions, Q6 drives relay K 2 work; Amplifier U5-12 input high level causes U5-14 output high level simultaneously; the U5-14 signal outputs to U6-12; because the U8-13 high-level control signal outputs to U6-13; through U6 conversion back U6-11 output high level; the U6-11 high level signal enters U7A-3 after protecting through D11; U7A carry out signal relatively after; output also is high level to U7A-1 through D12; this control signal is through resistance R 37 back control triode Q8 actions; thereby drive relay K 3 work; make K3-13 have electric current to export to relay K 2-13, cause J4 (water pump that connects) work to be the positive revolving die formula of last water.And J3 connects is the water-level detecting pin, when water level put in place, J3-2 was the U4-13 input high level, after the U4 conversion, U4-12 becomes low level, after resistance R 9, be input to U8-7, after U8-7 detects low level, immediately with U8-13 output low level signal, close triode Q6, slew relay K2 work, water pump stops operating, and makes process thereby finish water conservancy project.
When drain function starts, U8-13 output low level signal, relay K 2 quits work, U7B-7 output high level is given the positive pole of diode D13, the negative pole of D13 is also exported high level, drive relay K 3 actions through resistance R 37, reverse voltage is added on the water pump, the water pump draining begins, because capacitor C 21 begins slow discharge through R44 and R45, guaranteed the prolongation of U7B-7 high level time, and U7B-5 voltage descends slowly, when the voltage ratio U7B-6 of U7B-5 hangs down, the U7B-7 output low level, block system relay K3 work, water pump stops operating, and the drainage works process finishes.Resistance R 26 is the biasing resistor of triode Q6, and diode D3, D2 play protection K2 effect; electric capacity E1 strobes, and capacitor C 8 plays the effect of filtering protection motor, C20; R43 plays of short duration filtering wave by prolonging time shaping operation; R41, R42 play dividing potential drop detection effect, R12; C5; C3 plays the signal filtering shaping operation, and R14, R15 play the dividing potential drop detection effect.Diode D14, D13 play the reverse protection effect, resistance R 44, and R45 is the RC discharge resistance, resistance R 47, R46 plays the dividing potential drop detection effect.
4. heating control circuit: 18 pin of main control chip U8 are received 2 pin of triode Q3 by resistance R 35, the 3 pin ground connection of Q3,1 pin of Q3 is received 2 pin of relay K 4,1 pin and 3 pin of K4 connect+12V, 6 pin of K4 meet working power workpower, 5 pin of K4 connect heating wire, and diode D4 is connected between K4-6 and the K4-2.6 pin of main control chip U8 are received 7 pin of amplifier U5B, and 7 pin of U5B are received 1 pin of amplifier U5A by resistance R 18 and R19, and 6 pin of U5B meet VCC by resistance R 29 ground connection by resistance R 16, and 5 pin of U5B link to each other by 7 pin of R18 and U5B.3 pin of U5A are received 5 pin of temperature sensor terminals J4, and 2 pin of U5A link to each other by 1 pin of resistance R 20 and U5A, and also by resistance R 21 ground connection, 4 pin of U5A meet VCC to 2 pin of U5A, the 11 pin ground connection of U5A, the input of the temperature sensor that J4-4 and J4-5 connect;
If the selection heating mode, after water conservancy project was finished in the system, master control U8-18 exported high-level control signal, through resistance R 35 control triode Q3 actions, was in mode of operation thereby drive relay K 4 (connecing heating wire), began heating.Water temperature is controlled by J4-5 (jointing temp sensor), when water temperature reached the demarcation temperature, J4-5 was a U5A-3 input high level signal, through conversion back U5A-1 output high level, be input to U5B-5 through R19, U5B-7 output high level after relatively changing, because U5B-7 directly is connected with U8-6, U8-6 detects high level, U8-18 output low level control signal immediately then, by triode Q3 block system relay K4 work, stop the heat control that adds of heating wire, system is in the water receiving standby mode.Illustrate:, after last water is finished, directly enter the water receiving standby mode if the normal temperature pattern does not then have heating process.Resistance R 21, R20, R18 shields, resistance R 16, R29 plays the dividing potential drop detection effect, and diode D4 plays the reverse protection effect.
5. water receiving control circuit: 19 pin of main control chip U8 connect 11 pin of reverser U4E, 10 pin of U4E are received 9 pin of reverser U4D, 8 pin of U4D are connected by 10 pin of resistance R 7 and line bank JP1,8 pin of JP1 are received 3 pin of reverser U4B, 8 pin of JP1 also connect+5V by resistance R 10,4 pin of U4B connect 8 pin of U8, and capacitor C 6 is connected between 4 pin and ground of U4B.When system is in the water receiving standby mode, master control U8-19 output high level is given U4E-11, after conversion, the U4E-10 output low level, i.e. U4D-9 input low level, U4D-8 output high level after changing, be input to JP1-10 by resistance R 7, this moment the U4B-3 input high level, the U4B-4 output low level is so the U8-8 input also is a low level.When the water tumbler water receiving, the JP1-8 output low level, promptly U4B-3 becomes low level, and U4B-4 is output as high level, and U8-8 is input as high level, after U8 detects high level, just exports the water pump control signal immediately, allows water flow in the water tumbler.When water tumbler was taken away, U8-8 moment detected low level signal, closes the water receiving controlling output circuit immediately.R7 is a current-limiting resistance, and R10 is a pull-up resistor, and C6 strobes.
6. auxiliary circuit: 9 pin of main control chip U8 are received 1 pin with gate logic U2A, and by resistance R 31 ground connection, 2 pin of U2A meet VCC, and 3 pin of U2A connect 3 pin of JP1 by resistance R 1.16 pin of U8 connect or 9 pin of gate logic U3C, 8 pin of U3C connect 9 pin of JP1 by resistance R 6,17 pin of U8 connect 9 pin with gate logic U2C, and 8 pin of U2C connect the hummer control signal, and 10 pin of U2C and 10 pin of U3C link to each other, 10 pin of U2C are received 8 pin of amplifier U5C, 8 pin of U2C are received 2 pin of triode Q2 by resistance R 8, the 3 pin ground connection of Q2, and 1 pin of Q2 is received 3 pin of triode Q1 by resistance R 3,1 pin of Q2 is received 2 pin of Q1 by resistance R 2, and 1 pin of Q1 is received on the hummer.10 pin of amplifier U5C are received 8 pin of U5C by resistance R 17, and 9 pin of U5C are received 8 pin of U5C by resistance R 23, also by capacitor C 9 ground connection, by resistance R 24 ground connection, meet VCC by R22 simultaneously;
Amplifier U5C, resistance R 22, R24, R23, R17 are combined as the oscillatory circuit that the generation cycle is 1S, and U5C-8 exports oscillating impulse, offers U3C-10, and U2C-10 is for the auditory tone cues of system plays the periodic Control effect.U8-17 exports high-level control signal, is input to U2C-9, and U2C-8 output control signal is by R8 control triode Q2 action, and resistance R 2 is passed through in Q2 output, resistance R 3 control triode Q1 actions, thus driving sound control circuit work, auditory tone cues begins.U8-16 output indicator signal is to U3C-9, and U3C-8 output led state indicator signal is passed through R6 after the U3C conversion, export to JP1-9, U8-9 output mode condition indicative signal is to U2A-1, and U2A-3 output led state indicator signal is exported to JP1-1 through after the resistance R 1 after changing.R1, R6 are current-limiting resistance, and R31 is a pull down resistor, resistance R 2, and R3 plays metering function, and C9 plays the filter shape effect.
Adopted technology such as gate array, over-current and-load protection, voltage detecting, sound and light alarm prompting, water-break automatically, heating automatically, duty prompting, infrared induction control, made this product safe in utilization on automobile, convenient, reliable; Structurally adopted control panel; heating box; the design that tank separates; save local; easy to install and use; with power lead that storage battery is connected on insurance is housed; adopt the thermistor fuse to do the secondary insurance in the heating box; when working temperature surpasses the normal temperature of setting; two thermistor insurances will fuse; play the effect of absolute protection; in the water storage bottle, do not have water; when situations such as water pipe is extruded cause the heating box lack of water; the green light flicker of control enclosure; hummer begins to report to the police simultaneously, after you finish using, and can be automatically pipeline; hot water in the heating box falls back in the water storage bottle; pipeline when preventing that winter from stopping; freeze in the heating box; damage product and bring unnecessary trouble to vehicle, can be after guaranteeing to use at pipeline; residual hot water in the heating box is when having stopped mishap to occur in the running car; hot water spills scalds the passenger, causes the possibility of secondary injury.Unique circuit and water circuit system in the variation of various sea level elevations, atmospheric pressure, can both use this product by heating potable water easily.
Description of drawings:
The vehicle-mounted hot water machine power control circuit of Fig. 1 part.
The vehicle-mounted hot water machine of Fig. 2 starts and the mode selection circuit part.
Water and draining control circuit part on the vehicle-mounted hot water machine of Fig. 3.
The vehicle-mounted hot water machine heating control circuit of Fig. 4 part.
The vehicle-mounted hot water machine water receiving of Fig. 5 control circuit part.
The vehicle-mounted hot water machine auxiliary circuit of Fig. 6 part.
The vehicle-mounted hot water machine panel construction of Fig. 7 synoptic diagram.
The vehicle-mounted hot water machine heating box of Fig. 8 structural representation.
The vehicle-mounted hot water machine scheme of installation of Fig. 9.
Wherein: 1 water inlet pipe, 2 upper hose junctions, 3 water pumps, 4 solenoid valves, 5 water heaters, 6, hummer, 7 infrared inductors, 8 control panels, 9 storage batterys, 10 heating boxs, 11 tanks, 12 circuit plugs.
Embodiment
The design of adopting control panel (8), heating box (10), tank (11) to separate on the vehicle-mounted hot water machine structure of the present utility model, power supply is connected on the vehicular power-bottle (9), and control panel is made of hummer (6), last water, water-break switch, cold water hot water mode conversion switch, relay indicating light, hot and cold water pattern pilot lamp, water delivering orifice, circuit plug (12) and infrared inductor (7); Heating box is made of water pump (3), water heater's (5) upper hose and water inlet pipe (1), water heater and upper hose junction (2) solenoid valve (4) is installed, and water pump is connected with water inlet pipe.
It is JK flip-flop MC14027B that circuit part is selected U1A, U1B, U2A, U2B, U2C are and gate logic MC74HC08A, U3A is or gate logic MC74HC32, U4A, U4B, U4C, U4D, U4E, U4F are reverser MC74HC04, U5A, U5B, U5C, U5D are amplifier LM324, U6D is and gate logic MC74HC08A, U7A, U7B are amplifier LM358, U8 is programmable logic chip M27C256, V1 is three terminal regulator MC7805, K1, K2, K3 is relay G5V-2, and K4 is relay G8P.
1, power circuit: connection terminal J1-1 connects+12V, J1-2 ground connection, J1-1 connects the positive pole of commutation diode D1, and the negative pole of D1 connects the input utmost point of three-terminal voltage-stabilizing pipe V1, and the negative pole of D1 is also received relay K 1, K2, the power input workpower of K3, V1-2 ground connection, V1-3 output+5V, capacitor C 16 is connected between the input utmost point and ground of V1, capacitor C 15 is connected on+5V and ground between;
2. start and mode of operation selection circuit: 9 pin of main control chip U8 are received 1 pin of JK flip-flop U1A, 21 of U8,22,23,24,25, the mutual short circuit of 26,27 pin, 1 and 28 pin of U8 meet VCC, the 14 pin ground connection of U8,1 pin of relay K 1 meets working power workpower, and 16 pin of K1 connect 1 pin of triode Q7, and 4 pin of K1 meet VCC, 13 pin of K1 are received 1 pin of line row JP1,6 and the 9 pin ground connection of K1,8 pin of K1 are received+5V, and 2 pin of Q7 are received 15 pin of JK flip-flop U1B by resistance R 33, the 3 pin ground connection of Q7,5 pin of JP1 are received 3 pin of U1A, and 6 pin of JP1 are received 13 pin of U1B, capacitor C 1 and C2 be connected on respectively+5V and U1A-3 and U1B-13 between, 7 pin of JP1 connect+5V, and 16 pin of U1A connect+5V;
3. go up water management and draining control circuit: 13 pin of main control chip U8 are received 13 pin with gate logic U6D, U8-13 also receives 2 pin of triode Q6 by resistance R 25, by resistance R 26 ground connection, 12 pin of amplifier U5D are by resistance R 15 ground connection, meet VCC by resistance R 14,13 pin of U5D are received VCC by resistance R 13,14 pin of U5D are received 12 pin of U6D, 11 pin of U6D are received the positive pole of diode D11, the negative pole of D11 is received 3 pin of amplifier U7A, 2 pin of U7A are received+5V by resistance R 41, receive ground by resistance R 42,1 pin of U7A is received the positive pole of diode D12, and the negative pole of D12 is received 2 pin of triode Q8 by resistance R 37,3 pin of U7A are by resistance R 43 ground connection, also by capacitor C 20 ground connection.5 pin of amplifier U7B are by resistance R 44 ground connection, also by capacitor C 21 and resistance R 45 ground connection, diode D14 reversal connection is between U7B-5 and ground, 6 pin of U7B are received+5V by R47, by R46 ground connection, 7 pin of U7B are received the positive pole of diode D13, the negative pole of D13 and the negative pole of D12 are received together, the 3 pin ground connection of triode Q6,1 pin of Q6 is received 16 pin of relay K 2, and 13 pin of K2 are received 13 pin of relay K 3, the 4 pin ground connection of K2, receive 1 pin of water pump connection terminal J4 behind 11 pin of K2 and the 8 pin short circuits, and receive 2 pin of J4 behind 6 pin of K2 and the 9 pin short circuits, and capacitor C 8 is connected between J4-1 and the J4-2, and diode D3 is connected between K2-16 and the K2-1,2 are connected between K2-13 and the K2-4, and E1 is connected between K2-13 and the K2-4.The 3 pin ground connection of triode Q8,1 pin is received 16 pin of K3.Connection terminal J3 water receiving position pin, J3-2 connects 13 pin of reversing controller U4F, J3-2 is by resistance R 12 ground connection, by capacitor C 5 ground connection, 12 pin of U4F are received 8 pin of main control chip U8 by resistance R 9, and U8-8 is by C3 ground connection, U8-2 ground connection, U8-3 is by C14 ground connection, and U8-3 is connected with U8-18 by R34;
4. heating control circuit: 18 pin of main control chip U8 are received 2 pin of triode Q3 by resistance R 35, the 3 pin ground connection of Q3,1 pin of Q3 is received 2 pin of relay K 4,1 pin and 3 pin of K4 connect+12V, 6 pin of K4 meet working power workpower, 5 pin of K4 connect heating wire, and diode D4 is connected between K4-6 and the K4-2.6 pin of main control chip U8 are received 7 pin of amplifier U5B, and 7 pin of U5B are received 1 pin of amplifier U5A by resistance R 18 and R19, and 6 pin of U5B meet VCC by resistance R 29 ground connection by resistance R 16, and 5 pin of U5B link to each other by 7 pin of R18 and U5B.3 pin of U5A are received 5 pin of temperature sensor terminals J4, and 2 pin of U5A link to each other by 1 pin of resistance R 20 and U5A, and also by resistance R 21 ground connection, 4 pin of U5A meet VCC to 2 pin of U5A, the 11 pin ground connection of U5A, the input of the temperature sensor that J4-4 and J4-5 connect;
5. water receiving control circuit: 19 pin of main control chip U8 connect 11 pin of reverser U4E, 10 pin of U4E are received 9 pin of reverser U4D, 8 pin of U4D are connected by 10 pin of resistance R 7 and line bank JP1,8 pin of JP1 are received 3 pin of reverser U4B, 8 pin of JP1 also connect+5V by resistance R 10,4 pin of U4B connect 8 pin of U8, and capacitor C 6 is connected between 4 pin and ground of U4B;
6. auxiliary circuit: 9 pin of main control chip U8 are received 1 pin with gate logic U2A, and by resistance R 31 ground connection, 2 pin of U2A meet VCC, and 3 pin of U2A connect 3 pin of JP1 by resistance R 1.16 pin of U8 connect or 9 pin of gate logic U3C, 8 pin of U3C connect 9 pin of JP1 by resistance R 6,17 pin of U8 connect 9 pin with gate logic U2C, and 8 pin of U2C connect the hummer control signal, and 10 pin of U2C and 10 pin of U3C link to each other, 10 pin of U2C are received 8 pin of amplifier U5C, 8 pin of U2C are received 2 pin of triode Q2 by resistance R 8, the 3 pin ground connection of Q2, and 1 pin of Q2 is received 3 pin of triode Q1 by resistance R 3,1 pin of Q2 is received 2 pin of Q1 by resistance R 2, and 1 pin of Q1 is received on the hummer.10 pin of amplifier U5C are received 8 pin of U5C by resistance R 17, and 9 pin of U5C are received 8 pin of U5C by resistance R 23, also by capacitor C 9 ground connection, by resistance R 24 ground connection, meet VCC by R22 simultaneously.
Claims (1)
1. vehicle-mounted hot water machine, it is made of control panel, heating box, tank, control circuit, and control panel is made of hummer, Shang Shui, water-break switch, cold water hot water mode conversion switch, relay indicating light, hot and cold water pattern pilot lamp, water delivering orifice, circuit plug and infrared inductor; Heating box is made of water pump, water heater, it is characterized in that: a solenoid valve is installed in the junction of water heater and upper hose;
Circuit part be by:
(1), power circuit: connection terminal J1-1 connects+12V, J1-2 ground connection, J1-1 connects the positive pole of commutation diode D1, and the negative pole of D1 connects the input utmost point of three-terminal voltage-stabilizing pipe V1, and the negative pole of D1 is also received relay K 1, K2, the power input workpower of K3, V1-2 ground connection, V1-3 output+5V, capacitor C 16 is connected between the input utmost point and ground of V1, capacitor C 15 is connected on+5V and ground between;
(2). start and mode of operation selection circuit: 9 pin of main control chip U8 are received 1 pin of JK flip-flop U1A, 21 of U8,22,23,24,25, the mutual short circuit of 26,27 pin, 1 and 28 pin of U8 meet VCC, the 14 pin ground connection of U8,1 pin of relay K 1 meets working power workpower, and 16 pin of K1 connect 1 pin of triode Q7, and 4 pin of K1 meet VCC, 13 pin of K1 are received 1 pin of line row JP1,6 and the 9 pin ground connection of K1,8 pin of K1 are received+5V, and 2 pin of Q7 are received 15 pin of JK flip-flop U1B by resistance R 33, the 3 pin ground connection of Q7,5 pin of JP1 are received 3 pin of U1A, and 6 pin of JP1 are received 13 pin of U1B, capacitor C 1 and C2 be connected on respectively+5V and U1A-3 and U1B-13 between, 7 pin of JP1 connect+5V, and 16 pin of U1A connect+5V;
(3) go up water management and draining control circuit:
13 pin of main control chip U8 are received 13 pin with gate logic U6D, U8-13 also receives 2 pin of triode Q6 by resistance R 25, by resistance R 26 ground connection, 12 pin of amplifier U5D are by resistance R 15 ground connection, meet VCC by resistance R 14,13 pin of U5D are received VCC by resistance R 13,14 pin of U5D are received 12 pin of U6D, 11 pin of U6D are received the positive pole of diode D11, the negative pole of D11 is received 3 pin of amplifier U7A, 2 pin of U7A are received+5V by resistance R 41, receive ground by resistance R 42,1 pin of U7A is received the positive pole of diode D12, the negative pole of D12 is received 2 pin of triode Q8 by resistance R 37,3 pin of U7A are by resistance R 43 ground connection, also by capacitor C 20 ground connection, 5 pin of amplifier U7B are by resistance R 44 ground connection, also by capacitor C 21 and resistance R 45 ground connection, diode D14 reversal connection is between U7B-5 and ground, 6 pin of U7B are received+5V by R47, by R46 ground connection, 7 pin of U7B are received the positive pole of diode D13, the negative pole of D13 and the negative pole of D12 are received together, the 3 pin ground connection of triode Q6,1 pin of Q6 is received 16 pin of relay K 2,13 pin of K2 are received 13 pin of relay K 3, the 4 pin ground connection of K2, receive 1 pin of water pump connection terminal J4 behind 11 pin of K2 and the 8 pin short circuits, and receive 2 pin of J4 behind 6 pin of K2 and the 9 pin short circuits, capacitor C 8 is connected between J4-1 and the J4-2, diode D3 is connected between K2-16 and the K2-1,2 are connected between K2-13 and the K2-4, and E1 is connected between K2-13 and the K2-4, the 3 pin ground connection of triode Q8,1 pin is received 16 pin of K3, connection terminal J3 water receiving position pin, J3-2 connects 13 pin of reversing controller U4F, and J3-2 is by resistance R 12 ground connection, by capacitor C 5 ground connection, 12 pin of U4F are received 8 pin of main control chip U8 by resistance R 9, and U8-8 is by C3 ground connection, U8-2 ground connection, U8-3 is by C14 ground connection, and U8-3 is connected with U8-18 by R34;
(4) heating control circuit: 18 pin of main control chip U8 are received 2 pin of triode Q3 by resistance R 35, the 3 pin ground connection of Q3,1 pin of Q3 is received 2 pin of relay K 4,1 pin and 3 pin of K4 connect+12V, 6 pin of K4 meet working power workpower, 5 pin of K4 connect heating wire, diode D4 is connected between K4-6 and the K4-2,6 pin of main control chip U8 are received 7 pin of amplifier U5B, and 7 pin of U5B are received 1 pin of amplifier U5A by resistance R 18 and R19, and 6 pin of U5B are by resistance R 29 ground connection, meet VCC by resistance R 16,5 pin of U5B link to each other by 7 pin of R18 and U5B, and 3 pin of U5A are received 5 pin of temperature sensor terminals J4, and 2 pin of U5A link to each other by 1 pin of resistance R 20 and U5A, 2 pin of U5A are also by resistance R 21 ground connection, 4 pin of U5A meet VCC, the 11 pin ground connection of U5A, the input of the temperature sensor that J4-4 and J4-5 connect;
(5) water receiving control circuit: 19 pin of main control chip U8 connect 11 pin of reverser U4E, 10 pin of U4E are received 9 pin of reverser U4D, 8 pin of U4D are connected by 10 pin of resistance R 7 and line bank JP1,8 pin of JP1 are received 3 pin of reverser U4B, 8 pin of JP1 also connect+5V by resistance R 10,4 pin of U4B connect 8 pin of U8, and capacitor C 6 is connected between 4 pin and ground of U4B;
(6) auxiliary circuit: 9 pin of main control chip U8 are received 1 pin with gate logic U2A, by resistance R 31 ground connection, 2 pin of U2A meet VCC, 3 pin of U2A connect 3 pin of JP1 by resistance R 1,16 pin of U8 connect or 9 pin of gate logic U3C, 8 pin of U3C connect 9 pin of JP1 by resistance R 6,17 pin of U8 connect 9 pin with gate logic U2C, 8 pin of U2C connect the hummer control signal, 10 pin of U2C and 10 pin of U3C link to each other, 10 pin of U2C are received 8 pin of amplifier U5C, and 8 pin of U2C are received 2 pin of triode Q2, the 3 pin ground connection of Q2 by resistance R 8,1 pin of Q2 is received 3 pin of triode Q1 by resistance R 3,1 pin of Q2 is received 2 pin of Q1 by resistance R 2, and 1 pin of Q1 is received on the hummer, and 10 pin of amplifier U5C are received 8 pin of U5C by resistance R 17,9 pin of U5C are received 8 pin of U5C by resistance R 23, also, by resistance R 24 ground connection, meet VCC simultaneously by R22 by capacitor C 9 ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620115433 CN200953101Y (en) | 2006-05-16 | 2006-05-16 | Vehicular water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620115433 CN200953101Y (en) | 2006-05-16 | 2006-05-16 | Vehicular water heater |
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| CN200953101Y true CN200953101Y (en) | 2007-09-26 |
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| CN 200620115433 Expired - Fee Related CN200953101Y (en) | 2006-05-16 | 2006-05-16 | Vehicular water heater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641083A (en) * | 2011-02-16 | 2012-08-22 | 罗红光 | Double-path water supply vehicle-mounted water dispenser |
| CN102910096A (en) * | 2011-08-01 | 2013-02-06 | 罗红光 | Multifunctional vehicle-mounted pyrogenic water bag backrest |
-
2006
- 2006-05-16 CN CN 200620115433 patent/CN200953101Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641083A (en) * | 2011-02-16 | 2012-08-22 | 罗红光 | Double-path water supply vehicle-mounted water dispenser |
| CN102910096A (en) * | 2011-08-01 | 2013-02-06 | 罗红光 | Multifunctional vehicle-mounted pyrogenic water bag backrest |
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