CN205448340U - Gas heater of remotely adjusting temperature - Google Patents
Gas heater of remotely adjusting temperature Download PDFInfo
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- CN205448340U CN205448340U CN201620000666.1U CN201620000666U CN205448340U CN 205448340 U CN205448340 U CN 205448340U CN 201620000666 U CN201620000666 U CN 201620000666U CN 205448340 U CN205448340 U CN 205448340U
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Abstract
The utility model discloses a gas heater of remotely adjusting temperature, gas heater adopts the combustion power who changes gas heater through two way hot water flow's of water valve remote control method including two hot water delivery ports, combines entry cold water temperature and entry cool water flowrate to carry out the method control water heater mouth of a river hot water temperature who compensates to combustion power, when first hot water delivery port hot water flow increase relatively, when second hot water delivery port hot water flow reduces relatively, the controlled temperature increases, when first hot water delivery port hot water flow reduce relatively, when second hot water delivery port hot water flow increases relatively, the controlled temperature reduces. The device need not wiredly or the wireless remote control ware, can realize gas heater hot water temperature's remotely adjusting, adjusts reliable and stablely as a result.
Description
Technical field
This utility model relates to a kind of gas heater, the gas heater of a kind of remote adjustment temperature.
Background technology
If gas heater temperature sets improper, will make troubles to people, particularly when shower, the gas heater temperature without wireless remote control or remote line traffic control cannot regulate, and is easily caused again gas heater with water mixing valve interpolation cold water and stops working.Using wireless remote control regulating gas water heater temperature, limited by installation site, a lot of occasion remote controller signals are not transferred to gas heater.When using remote line traffic control mode, special waterproof wire remote control devices cost is high, needs to sunken cord in advance, works for a long time under the wet environments such as bathroom, and the wire remote control devices fault rate of electronic type is high.
Summary of the invention
The purpose of this utility model is to provide a solution for the hot water temperature of distant control gas heater, i.e. can regulate the gas heater of temperature at a distance.
To achieve these goals, this utility model provides the gas heater of a kind of remote adjustment temperature, including:
Described gas heater includes controller, heat exchanger, the first Hall water flow sensor, the second Hall water flow sensor, cold water temperature sensor, gas flow control driving module, the first hot water outlet, the second hot water outlet, cold water inlet and cold water pipe, main hot-water line, the first hot-water line, the second hot-water line.
Described cold water pipe is connected between cold water inlet and heat exchanger；One end of described first hot-water line is connected to the first hot water outlet, and other end is communicated to main hot-water line water side；One end of described second hot-water line is connected to the second hot water outlet, and other end is communicated to main hot-water line water side；The water intake end of described main hot-water line is connected to heat exchanger.
Described first Hall water flow sensor is arranged on the first hot-water line, for outlet hot water's flow of detection the first hot water outlet；Described second Hall water flow sensor is arranged on the second hot-water line, for outlet hot water's flow of detection the second hot water outlet；Described cold water temperature sensor is arranged on cold water pipe, for detecting the entrance cold water temperature of cold water inlet.
Described first Hall water flow sensor is provided with the first pulse signal output end, and the second Hall water flow sensor is provided with the second pulse signal output end；Described controller is provided with the first pulse signal input terminal and the second pulse signal input terminal, and described first pulse signal input terminal, the second pulse signal input terminal are respectively connecting to the first pulse signal output end, the second pulse signal output end.
Described cold water temperature sensor is provided with cold water temperature signal output part, and described controller is provided with cold water temperature signal input part, and described cold water temperature signal output part is connected to cold water temperature signal input part；Described gas flow controls to drive module to be provided with gas valve driving signal input, and described controller is provided with gas valve and drives signal output part, and described gas valve driving signal input is connected to gas valve and drives signal output part.
First hot water outlet of described gas heater, the second hot water outlet are connected to 2 water inlets of water mixing valve respectively by water pipe.Or, the first hot water outlet of described gas heater, the second hot water outlet are respectively connecting to the first regulation valve, the water inlet of the second regulation valve through water pipe；Described first regulation valve, the outlet connection of the second regulation valve are a water side.
Described first Hall water flow sensor, the second Hall water flow sensor are the Hall water flow sensor of same range ability.
Described gas flow controls to drive module to be made up of gas ratio valve and associated driver circuitry.
Described gas heater also includes that power module, air-blower control drive module, IGNITION CONTROL and flame detection modules.
The beneficial effects of the utility model are, it is not necessary to wired or Digiplex, use the method controlling two-way hot water flow by water valve, it is achieved the remote adjustment of gas heater hot water temperature, and regulation result is reliable and stable.
Accompanying drawing explanation
Fig. 1 is gas heater embodiment 1 structured flowchart of remote adjustment temperature.
Fig. 2 is gas heater embodiment 2 structured flowchart of remote adjustment temperature.
Fig. 3 is detection control circuit theory diagram.
Fig. 4 is that controller carries out thermoregulator flow chart.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, this utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Gas heater embodiment 1 structured flowchart of remote adjustment temperature is as shown in Figure 1, wherein, gas heater includes heat exchanger the 101, first Hall water flow sensor the 201, second Hall water flow sensor the 202, first hot water outlet the 203, second hot water outlet 204, cold water inlet 205, cold water temperature sensor 206, cold water pipe 401, main hot-water line the 402, first hot-water line the 403, second hot-water line 404；And water mixing valve the 301, first connecting water pipe 405, second connecting water pipe 406 of remote adjustment temperature, heat of mixing water pipe 407, Water outlet spray head 302 is jointly realized with gas heater.
Described gas heater has 1 cold water inlet and 2 hot water outlets, and cold water pipe 401 is connected between cold water inlet 205 and heat exchanger 101；One end of first hot-water line 403 is connected to the first hot water outlet 203, and other end is communicated to main hot-water line 402 water side；One end of second hot-water line 404 is connected to the second hot water outlet 204, and other end is communicated to main hot-water line 402 water side；The water intake end of main hot-water line 402 is connected to heat exchanger 101.Described first Hall water flow sensor 201 is arranged on the first hot-water line 403, and the second Hall water flow sensor 202 is arranged on the second hot-water line 404.Described cold water temperature sensor 206 is arranged on cold water pipe 401.
2 water inlets of water mixing valve 301 are connected to first hot water outlet the 203, second hot water outlet 204 of gas heater respectively by first connecting water pipe the 405, second connecting water pipe 406；The outlet of water mixing valve 301 is connected to Water outlet spray head 302 by heat of mixing water pipe 407.When water mixing valve 301 is cold water, hot water water mixing valve, the first connecting water pipe 405 is connected to the water inlet of hot water of water mixing valve 301, and the second connecting water pipe 406 is connected to the cold water inlet of water mixing valve 301.
Gas heater embodiment 2 structured flowchart of remote adjustment temperature, as in figure 2 it is shown, be with the difference of embodiment 1, use the first regulation valve 303, second to regulate valve 304 and replaces water mixing valve 301；The water inlet of the first regulation valve 303 is connected to the first hot water outlet 203 of gas heater through the first connecting water pipe 405, and the water inlet of the second regulation valve 304 is connected to the second hot water outlet 204 of gas heater through the second connecting water pipe 406.It is that a water side is connected with heat of mixing water pipe 407 that first regulation valve 303, second regulates the outlet connection of valve 304.
Described gas heater also includes controller 210, gas flow controls to drive module 211, and gas heater detection control circuit theory diagram is as shown in Figure 3.First Hall water flow sensor 201 is provided with the first pulse signal output end OUT1, and for outlet hot water's flow of detection the first hot water outlet 203, the signal type of the first pulse signal is pulse frequency.Second Hall water flow sensor 202 is provided with the second pulse signal output end OUT2, and for outlet hot water's flow of detection the second hot water outlet 204, the signal type of the second pulse signal is pulse frequency.Cold water temperature sensor 206 is provided with cold water temperature signal output part OUT3, and for detecting the entrance cold water temperature of cold water inlet 205, cold water temperature signal is the signal of telecommunication, and signal type is digital signal, or voltage, or is electric current.
Gas flow controls to drive module 211 to be provided with gas valve driving signal input IN4, and for driving the aperture controlling burnt gas valve, combustion gas valve drive signal is the signal of telecommunication, and signal type is pwm pulse.
Controller 210 is provided with the first pulse signal input terminal IN1, the second pulse signal input terminal IN2, cold water temperature signal input part IN3, gas valve driving signal output part OUT4；First pulse signal input terminal IN1, the second pulse signal input terminal IN2 are respectively connecting to the first pulse signal output end OUT1, the second pulse signal output end OUT2；Cold water temperature signal input part IN3 is connected to cold water temperature signal output part OUT3；Gas valve drives signal output part OUT4 to be connected to gas valve driving signal input IN4.
The operation principle of the gas heater of described remote adjustment temperature is:
Regulating mixed water valve 301, or regulation the first regulation valve 303, second regulates valve 304 and changes outlet hot water's flow of first hot water outlet the 203, second hot water outlet 204；The aperture of burnt gas valve is controlled by the relative size of outlet hot water's flow of first hot water outlet the 203, second hot water outlet 204；When outlet hot water's flow of the first hot water outlet 203 relatively increase, outlet hot water's flow of the second hot water outlet 204 relatively reduced time, the aperture controlling burnt gas valve increases；Otherwise, the aperture controlling burnt gas valve reduces.The aperture of burnt gas valve is compensated by the entrance cold water temperature superposition of cold water inlet 205；When the entrance cold water temperature of cold water inlet 205 reduces, the aperture controlling burnt gas valve increases；Otherwise, the aperture controlling burnt gas valve reduces.The aperture of burnt gas valve is compensated by the entrance cold water flow superposition of cold water inlet 205；When the entrance cold water flow of cold water inlet 205 increases, the aperture controlling burnt gas valve increases；Otherwise, the aperture controlling burnt gas valve reduces.
The aperture of burnt gas valve increases, then gas heater combustion power increases, and outlet of water heater hot water temperature increase；The aperture of burnt gas valve reduces, then gas heater combustion power reduces, and outlet of water heater hot water temperature reduces.
If outlet hot water's flow of first hot water outlet the 203, second hot water outlet 204 is respectivelyQ1、Q2, the entrance cold water temperature of cold water inlet 205 isT1, then the aperture controlling value of burnt gas valvePAccording to formula
Calculate, wherein,PIt is the aperture controlling value of burnt gas valve,Q1、Q2 is outlet hot water's flow of the first hot water outlet, the second hot water outlet respectively,T1 is entrance cold water temperature；T0 is standard of compensation temperature value, and interval is 30～40；K1 is sensitivity coefficient, and interval is 0.4～1；K2 is superposition penalty coefficient, and interval is 0～0.003；PminFor the minimum aperture controlling value of burnt gas valve, interval is 0～0.5.
Described flowQ1、QThe unit of 2 is L/min；Entrance cold water temperatureT1, standard of compensation temperature valueTThe unit of 0 is DEG C.
FlowQ1、QThe 2 pulse frequency direct proportionality exported with first Hall water flow sensor the 201, second Hall water flow sensor 202 respectively.
Described controller 210 is made up of microcontroller and peripheral circuit.The preferred single-chip microcomputer of microcontroller, or select other devices such as ARM, DSP.First pulse signal input terminal IN1, the second pulse signal input terminal IN2 are the counting input end of microcontroller enumerator.
When the cold water temperature signal of cold water temperature sensor 206 output is digital signal, cold water temperature signal input part IN3 is the corresponding interface that microcontroller mates with cold water temperature sensor 206 output interface；When cold water temperature signal is analogue signal, it is voltage, or during electric current, cold water temperature signal input part IN3 is the input end of analog signal of A/D converter, described A/D converter reads data by microprocessor controls and by microcontroller, preferably, described A/D converter is included in microcontroller.
Described gas flow controls to drive module 211 to be made up of gas ratio valve and associated driver circuitry, and combustion gas valve drive signal is pwm pulse, and the dutycycle of pwm pulse is the aperture controlling value of burnt gas valveP；PWhen=1, the dutycycle of pwm pulse is 100%；PWhen=0.5, the dutycycle of pwm pulse is 50%.AforementionedPminEffect one be the controlling dead error avoiding gas ratio valve；Two is the minimum discharge maintaining combustion gas, it is to avoid gas heater stops working.
Described gas heater also includes that air-blower control drives module, IGNITION CONTROL and flame detection modules etc..Further, the part of module during described gas heater the most optionally includes hot water temperature's detection module, temperature value display module, blast detection module, buzzer module or whole module.
Described constant temp gas water heater also includes power module, for controlling to drive module 211 and other module for power supply to controller 210, first flow sensor 201, second flow sensor 202, cold water temperature sensor 206, gas flow.
Controller 210 carries out thermoregulator flow process as shown in Figure 4, the steps include:
Step S1, initializes；
Step S2, the outlet hot water's flow to first hot water outlet the 203, second hot water outlet 204Q1、Q2 sample；Entrance cold water temperature to cold water inlet 205T1 samples；
Step S3, calculates the aperture controlling value of burnt gas valveP；
Step S4, according toPChange the aperture of burnt gas valve, control gas heater temperature；
Step S5, other process and wait；Sampling instant next time then, forwards step S2 to.
Controller 210, in addition to controlling gas heater temperature, is also performed to other and controls.Described other process and wait, the air-blower control driving that needed including controller 210, IGNITION CONTROL etc., and wait.
Described sampling instant next time control then, controller 210 uses software delay, or intervalometer timing realizes.
The Hall water flow sensor of the described first Hall water flow sensor preferred same range ability of the 201, second Hall water flow sensor 202.
The integrated sensor of described cold water temperature sensor 206 preferably band digital signal output interface.
The core of controller 210 either preferred single-chip microcomputer, or select other devices such as ARM, DSP, realize flow, temperature sampling with it, carrying out temperature regulation is the routine techniques that those skilled in the art is grasped.
The foregoing is only embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in right of the present utility model.
Claims (6)
1. the gas heater of a remote adjustment temperature, it is characterised in that:
Described gas heater includes controller, heat exchanger, the first Hall water flow sensor, the second Hall water flow sensor, cold water temperature sensor, gas flow control driving module, the first hot water outlet, the second hot water outlet, cold water inlet and cold water pipe, main hot-water line, the first hot-water line, the second hot-water line；
Described cold water pipe is connected between cold water inlet and heat exchanger；One end of described first hot-water line is connected to the first hot water outlet, and other end is communicated to main hot-water line water side；One end of described second hot-water line is connected to the second hot water outlet, and other end is communicated to main hot-water line water side；The water intake end of described main hot-water line is connected to heat exchanger；
Described first Hall water flow sensor is arranged on the first hot-water line, for outlet hot water's flow of detection the first hot water outlet；Described second Hall water flow sensor is arranged on the second hot-water line, for outlet hot water's flow of detection the second hot water outlet；Described cold water temperature sensor is arranged on cold water pipe, for detecting the entrance cold water temperature of cold water inlet；
Described first Hall water flow sensor is provided with the first pulse signal output end, and the second Hall water flow sensor is provided with the second pulse signal output end；Described controller is provided with the first pulse signal input terminal and the second pulse signal input terminal, and described first pulse signal input terminal, the second pulse signal input terminal are respectively connecting to the first pulse signal output end, the second pulse signal output end；
Described cold water temperature sensor is provided with cold water temperature signal output part, and described controller is provided with cold water temperature signal input part, and described cold water temperature signal output part is connected to cold water temperature signal input part；Described gas flow controls to drive module to be provided with gas valve driving signal input, and described controller is provided with gas valve and drives signal output part, and described gas valve driving signal input is connected to gas valve and drives signal output part.
2. the gas heater of remote adjustment temperature as claimed in claim 1, it is characterised in that: the first hot water outlet of described gas heater, the second hot water outlet are connected to 2 water inlets of water mixing valve respectively by water pipe.
3. the gas heater of remote adjustment temperature as claimed in claim 1, it is characterised in that: the first hot water outlet of described gas heater, the second hot water outlet are respectively connecting to the first regulation valve, the water inlet of the second regulation valve through water pipe；Described first regulation valve, the outlet connection of the second regulation valve are a water side.
4. the gas heater of remote adjustment temperature as claimed in claim 1, it is characterised in that: described first Hall water flow sensor, the second Hall water flow sensor are the Hall water flow sensor of same range ability.
5. the gas heater of remote adjustment temperature as claimed in claim 1, it is characterised in that: described gas heater also includes that power module, air-blower control drive module, IGNITION CONTROL and flame detection modules.
6. the gas heater of remote adjustment temperature as claimed in claim 1, it is characterised in that: described gas flow controls to drive module to be made up of gas ratio valve and associated driver circuitry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620000666.1U CN205448340U (en) | 2016-01-04 | 2016-01-04 | Gas heater of remotely adjusting temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620000666.1U CN205448340U (en) | 2016-01-04 | 2016-01-04 | Gas heater of remotely adjusting temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205448340U true CN205448340U (en) | 2016-08-10 |
Family
ID=56600591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620000666.1U Expired - Fee Related CN205448340U (en) | 2016-01-04 | 2016-01-04 | Gas heater of remotely adjusting temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205448340U (en) |
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2016
- 2016-01-04 CN CN201620000666.1U patent/CN205448340U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20160810 Termination date: 20170104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |