CN203177480U - Water heater - Google Patents
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- CN203177480U CN203177480U CN 201320101442 CN201320101442U CN203177480U CN 203177480 U CN203177480 U CN 203177480U CN 201320101442 CN201320101442 CN 201320101442 CN 201320101442 U CN201320101442 U CN 201320101442U CN 203177480 U CN203177480 U CN 203177480U
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- assembly
- air source
- heat pump
- water heater
- heat
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Abstract
The utility model aims at providing a water heater which is flexible in heat supply, high in energy utilization rate and little in installation limitation. The water heater comprises a water inlet, a water outlet, a first temperature sensor, a second temperature sensor, an air source heat pump assembly, a fuel gas heating assembly and a controller assembly. The air source heat pump assembly and the fuel gas heating assembly are connected in series through pipelines for heating and coordinately work through the controller assembly. The air source heat pump assembly is arranged in front of the fuel gas heating assembly, water current is heated through the air source heat pump assembly, an air source heat pump can finish most heat energy supply, and the air source heat pump has the advantages of being high in heat efficiency, energy-saving and the like. However, response of instant temperature difference due to the fact that an air source is heated is insensitive, under the conditions that heat supply is insufficient and water current and water temperature fluctuate, the first temperature sensor detects that water outlet temperature of the air source heat pump assembly is lower than required water outlet temperature, the controller assembly starts the fuel gas heating assembly to heat water current which flows out from the air source heat pump assembly, the second temperature sensor detects that whether final water outlet temperature achieves the required water outlet temperature and then feeds the condition back to the controller assembly.
Description
Technical field
The utility model relates to a kind of water heater.
Background technology
Traditional storage-type and Instant heating type hot water apparatus be generally all by the single source heat supply, as: electric energy, combustion gas, solar energy, air source, water source, geothermal source etc.Because be subjected to the restriction of single source, following defective can occur: 1, when device breaks down, often heat supply will be interrupted, and can't guarantee normal instructions for use; 2, be subjected to the restriction of service condition easily, as: electric heater is subjected to the restriction of electric wire capacity, and solar energy is in overcast and rainy use etc.; The capital produces certain restriction to the use of hot water apparatus.Single energy source device energy utilization ratio is not high simultaneously, and it is used and does not also meet country to energy conservation and environment protection.
The utility model content
The purpose of this utility model is, a kind of flexible heat supply is provided, the capacity usage ratio height, and the few water heater of restriction is installed.
For achieving the above object, the utility model provides a kind of water heater, comprises water inlet, delivery port, first temperature sensor, second temperature sensor, air source heat pump assembly, combustion gas heating assembly and control assembly;
Described air source heat pump assembly comprises compressor, evaporimeter, condenser, throttling arrangement and first heat-exchanging chamber, and described condenser is connected with the conduction of first heat-exchanging chamber heat;
Described combustion gas heating assembly comprises combustion chamber, second heat-exchanging chamber, igniter, combustion gas air inlet, air intlet and exhaust outlet;
Water inlet, first heat-exchanging chamber, second heat-exchanging chamber and delivery port are passed through successively according to water (flow) direction in the water route of described water heater, described first temperature sensor is in the water route between first heat-exchanging chamber and second heat-exchanging chamber, and described second temperature sensor is in the water route between second heat-exchanging chamber and the delivery port;
Connect by pipeline between described first heat-exchanging chamber, second heat-exchanging chamber;
Air source heat pump assembly, combustion gas heating assembly, first temperature sensor and second temperature sensor are electrically connected with control assembly respectively.
Wherein, described combustion gas heating assembly also comprises adjustable speed fan, and described adjustable speed fan is electrically connected with control assembly, and links to each other with exhaust outlet on the air channel.
Wherein, described combustion gas heating assembly also comprises the blast switch that is connected with air channel, adjustable speed fan place, and described blast switch is electrically connected with control assembly.
Wherein, described combustion gas heating assembly also comprises the gas ratio valve of control fuel gas inlet amount, and described gas ratio valve is electrically connected with control assembly.
Wherein, described water heater also comprises control panel, and described control panel is provided with control button or touch-screen, and described control button or touch-screen are electrically connected with control assembly.
Wherein, described water heater also comprises electronic flowmeter, and described electronic flowmeter places between first heat-exchanging chamber and second heat-exchanging chamber in water heater water route, and described electronic flowmeter is electrically connected with control assembly.
Wherein, described water heater comprises a shell, and described air source heat pump assembly, combustion gas heating assembly and control assembly place in the same shell.
Wherein, described water heater comprises air source heat pump system shell and gas heating system shell, described compressor, evaporimeter, condenser, throttling arrangement and first heat-exchanging chamber place in the air source heat pump system shell, described combustion chamber, second heat-exchanging chamber, igniter place in the gas heating system shell, and described control assembly places in air source heat pump system shell or the gas heating system shell.
The water heater of difference and prior art, the utility model heats air source heat pump assembly, combustion gas heating assembly by the pipeline series connection, and by the control assembly co-ordination.The utility model places the air source heat pump assembly before the combustion gas heating assembly, current heat by the air source heat pump assembly earlier, most heat energy is supplied with and can be finished by air source heat pump, air source heat pump has thermal efficiency height, advantage such as energy-conservation, but the reaction of heating its instantaneous temperature difference owing to the air source is insensitive, therefore to the heat supply deficiency, the current fluctuation, under the situation of fluctuating temperature, second temperature sensor detects the leaving water temperature that combustion gas heating assembly leaving water temperature is lower than requirement, opening combustion gas heating assembly by control assembly heats the current that the air source heat pump assembly flows out, and by the final leaving water temperature of second temperature sensor monitors satisfactory leaving water temperature whether, feed back to control assembly.
Description of drawings
Fig. 1 is the structural representation of the described air source heat pump assembly of the utility model specific embodiment;
Fig. 2 is the structural representation of the described gas heating system of the utility model specific embodiment;
Fig. 3 is the structural representation of the described water heater of the utility model specific embodiment.
Label declaration:
Air source heat pump assembly 1, compressor 11, four-way change-over valve 12, filter 13, throttling arrangement 14, evaporimeter 15, motor 16, fan 17, automatically controlled plate 18, condenser 19;
Combustion gas heating assembly 2, gas heating system 21, gas heating system shell 212, adjustable speed fan 215, second heat-exchanging chamber 217, combustion chamber 213, blast switch 214, exhaust outlet 216, display operating panel 211, water inlet 220, delivery port 210, gas inlet 221, gas ratio valve 218, electronic flowmeter 219;
Water end 3, control assembly 4, inlet pipeline 5, first temperature sensor 6, second temperature sensor 7.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 3, the water heater of present embodiment comprises water inlet, delivery port, first temperature sensor 6, second temperature sensor 7, air source heat pump assembly 1, combustion gas heating assembly 2 and control assembly 4; Water inlet is connected with inlet pipeline 5 in the present embodiment.
As shown in Figure 1, the air source heat pump assembly comprises air source heat pump system and air source heat pump system shell, and wherein air source heat pump system comprises: compressor 11, four-way change-over valve 12, filter 13, throttling arrangement 14, evaporimeter 15, motor 16, fan 17, automatically controlled plate 18, condenser 19 etc.Wherein compressor 11, four-way change-over valve 12, filter 13, throttling arrangement 14, evaporimeter 15, condenser 19 connect by the copper pipe road, form a closed loop.Automatically controlled plate 18 is electrically connected with control assembly 4.During work, compressor 11 starts, and compression comes the low-temperature refrigerant gas of flash-pot 15, from 11 mouthfuls of refrigerant gas of discharging HTHP of compressor, enter condenser 19 through behind the four-way change-over valve 12, high temperature refrigerant enters the refrigerant flow path passage in the condenser 19, and with the condenser 19 of flowing through in waterway channel in water carry out heat exchange, with the water heat temperature raising.Become the liquid of temperature in the high pressure through the cold-producing medium after the heat release, pass through throttling arrangement 14 afterwards, cold-producing medium becomes the liquid of low-temp low-pressure, thereby enter evaporimeter 15, by blower fan it is carried out forced heat-exchanging, make the cold-producing medium fast Absorption from airborne heat, cold-producing medium behind the absorption heat becomes the gas of low-temp low-pressure, final gas is sucked back by compressor 11, thereby finishes a working cycles, and the water of the condenser of flowing through just constantly circulates by cold-producing medium and then constantly obtains heating.It more than is the cyclic process that heats of air source heat pump assembly, cross valve 12 is used for described air source heat pump assembly 1 and heats switching with kind of refrigeration cycle, when environment temperature lower, the evaporimeter 15 outside frostings of air source heat pump assembly and when needing defrosting, switch by cross valve 22, make the refrigerant gas of HTHP earlier through evaporimeter 15, the temperature of whole evaporimeter is raise, the frost of evaporimeter 15 outsides is melted.
As shown in Figure 2, combustion gas heating assembly 2 comprises: gas heating system shell 212, adjustable speed fan 215, second heat-exchanging chamber 217, combustion chamber 213, blast switch 214, exhaust outlet 216, water inlet 220, delivery port 210, gas inlet 221, igniter, gas ratio valve 218; Wherein adjustable speed fan 215, second heat-exchanging chamber 217, combustion chamber 213, blast switch 214, igniter, gas ratio valve 218 constitute gas heating system 21.
Water heater also is provided with electronic flowmeter 219, is equipped with display operating panel 211 at gas heating system shell 212.Its water inlet pipe 220 connects the outlet pipe of air source heat pump assembly, and its outlet pipe 210 connects water end 3.Electronic flow 219 places between first heat-exchanging chamber 114 and second heat-exchanging chamber 217 in water heater water route, and described electronic flowmeter 219 is electrically connected with control assembly 4.First temperature sensor 6 is in the water route between first heat-exchanging chamber and second heat-exchanging chamber, for example be installed near the position the electronic flowmeter 219, leaving water temperature for detection of air source heat pump assembly 1, second temperature sensor 7 is in the water route between second heat-exchanging chamber and the delivery port, for detection of the leaving water temperature of combustion gas heating assembly 2; And be electrically connected with control assembly 4 respectively.
Operation principle: when water end 3 is opened, electronic flowmeter 219 detects flow signal and sends control assembly 4 to, second temperature sensor detects the combustion gas leaving water temperature and is sent to control assembly 4, if leaving water temperature 〉=design temperature, then gas heater stuffiness igniting heating; If leaving water temperature＜design temperature, discharge is higher than when setting startup water yield lower limit simultaneously, control assembly starts adjustable speed fan 215 and runs up, preceding cleaning changed low cruise over to after 3 seconds, this moment, ignition controller began igniting, and opened switch electromagnetic valve and segmentation magnetic valve on the gas ratio valve 218.After lighting a fire successfully, control assembly 4 is controlled the aperture of gas ratio valve 218 and the rotating speed of adjustable speed fan 215 according to design temperature, inflow temperature signal and discharge size.When second temperature sensor detect leaving water temperature reach design temperature ± change fine setting over to 2 ℃ the time, and reach design temperature, continuously hot-water supply.When the water yield or inflow temperature change, control assembly 4 can be adjusted gas ratio valve 218 apertures and adjustable speed fan 215 rotating speeds rapidly, to guarantee effluent temperature constancy.When water end 3 is closed, or the water yield is lower than when setting water yield lower limit, electronic flowmeter 219 is given control assembly 4 according to the signal feedback that detects, control assembly 4 sends instruction, close all magnetic valves of fuel gas path, stop heating, cleaning was closed in 25 seconds after adjustable speed fan 215 transferred the top gear running to simultaneously.
Combustion gas heating assembly also comprises the blast switch 214 that is connected with air channel, adjustable speed fan place, and described blast switch 214 is electrically connected with control assembly 4.When blast switch 214 detects air channel and the external world and has negative pressure, illustrate that blower fan works, this moment, gas ratio valve 218 could be opened, connect combustion gas, otherwise in order to ensure safety, gas burning system can not ventilated and can not lighted a fire yet, prevent that blower fan from not working, combustion gas or unburnt waste gas are piled up and are caused potential safety hazard.
Control assembly comprises: main control module, combustion gas electronic control module, heat pump electronic control module, holding wire etc.; In certain embodiments, main control module, combustion gas electronic control module, heat pump electronic control module can be separately positioned on the different circuit boards, in certain embodiments, also can make up setting, for example, when the air source heat pump assembly, when combustion gas heating assembly places in the same shell, main control module, combustion gas electronic control module, heat pump electronic control module can be integrated on the same circuit board.When water heater comprises air source heat pump system shell and gas heating system shell, air source heat pump system places in the air source heat pump system shell, when gas heating system places in the gas heating system shell, for easy for installation, we can heat combustion gas assembly and be installed near the place to use, and the heat pump assembly is installed on outdoor or other solution spaces, this moment is for the ease of control, we place main control module and combustion gas electronic control module on the same circuit board, and separately the heat pump electronic control module is arranged on another circuit board, connect control by holding wire between the circuit board.Described control panel is provided with control button or touch-screen, and described control button or touch-screen are electrically connected with control assembly.The control assembly operation principle: the mode by manual direct control button is sent instruction, then instruction is passed to the automatically controlled plate of specifying assembly in the water heater, and automatically controlled plate is carried out corresponding control action.
Water end 3 can comprise: gondola water faucet, the fire hose are first-class.
Gas heater assembly 2 and air source heat pump assembly 1 can be positioned over same box house, also can placed apartly install.Control assembly 4 can be controlled combustion gas heating assembly 2 and air source heat pump assembly 1 respectively; Set requirement for guaranteeing that leaving water temperature arrives, the water inlet of combustion gas heating assembly 2 is installed in after the delivery port of air source heat pump assembly 1, can take full advantage of efficient, the energy-conservation advantage of air source heat pump simultaneously.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (8)
1. a water heater is characterized in that, comprises water inlet, delivery port, first temperature sensor, second temperature sensor, air source heat pump assembly, combustion gas heating assembly and control assembly;
Described air source heat pump assembly comprises compressor, evaporimeter, condenser, throttling arrangement and first heat-exchanging chamber, and described condenser is connected with the conduction of first heat-exchanging chamber heat;
Described combustion gas heating assembly comprises combustion chamber, second heat-exchanging chamber, igniter, combustion gas air inlet, air intlet and exhaust outlet;
Water inlet, first heat-exchanging chamber, second heat-exchanging chamber and delivery port are passed through successively according to water (flow) direction in the water route of described water heater, described first temperature sensor is in the water route between first heat-exchanging chamber and second heat-exchanging chamber, and described second temperature sensor is in the water route between second heat-exchanging chamber and the delivery port;
Connect by pipeline between described first heat-exchanging chamber, second heat-exchanging chamber;
Air source heat pump assembly, combustion gas heating assembly, first temperature sensor and second temperature sensor are electrically connected with control assembly respectively.
2. water heater according to claim 1 is characterized in that, described combustion gas heating assembly also comprises adjustable speed fan, and described adjustable speed fan is electrically connected with control assembly, and links to each other with exhaust outlet on the air channel.
3. water heater according to claim 2 is characterized in that, described combustion gas heating assembly also comprises the blast switch that is connected with air channel, adjustable speed fan place, and described blast switch is electrically connected with control assembly.
4. water heater according to claim 1 is characterized in that, described combustion gas heating assembly also comprises the gas ratio valve of control fuel gas inlet amount, and described gas ratio valve is electrically connected with control assembly.
5. water heater according to claim 1 is characterized in that, described water heater also comprises control panel, and described control panel is provided with control button or touch-screen, and described control button or touch-screen are electrically connected with control assembly.
6. water heater according to claim 1, it is characterized in that, described water heater also comprises electronic flowmeter, and described electronic flowmeter places between first heat-exchanging chamber and second heat-exchanging chamber in water heater water route, and described electronic flowmeter is electrically connected with control assembly.
7. according to any described water heater of claim 1 to 6, it is characterized in that described water heater comprises a shell, described air source heat pump assembly, combustion gas heating assembly and control assembly place in the same shell.
8. according to any described water heater of claim 1 to 6, it is characterized in that, described water heater comprises air source heat pump system shell and gas heating system shell, described compressor, evaporimeter, condenser, throttling arrangement and first heat-exchanging chamber place in the air source heat pump system shell, described combustion chamber, second heat-exchanging chamber, igniter place in the gas heating system shell, and described control assembly places in air source heat pump system shell or the gas heating system shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320101442 CN203177480U (en) | 2013-03-06 | 2013-03-06 | Water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320101442 CN203177480U (en) | 2013-03-06 | 2013-03-06 | Water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203177480U true CN203177480U (en) | 2013-09-04 |
Family
ID=49074168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320101442 Expired - Fee Related CN203177480U (en) | 2013-03-06 | 2013-03-06 | Water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203177480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192120A (en) * | 2017-07-10 | 2017-09-22 | 珠海格力电器股份有限公司 | Water Heater |
-
2013
- 2013-03-06 CN CN 201320101442 patent/CN203177480U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192120A (en) * | 2017-07-10 | 2017-09-22 | 珠海格力电器股份有限公司 | 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: 20130904 Termination date: 20190306 |