CN104482588B - Fire electric complementary hot-water system - Google Patents

Fire electric complementary hot-water system Download PDF

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Publication number
CN104482588B
CN104482588B CN201410747038.5A CN201410747038A CN104482588B CN 104482588 B CN104482588 B CN 104482588B CN 201410747038 A CN201410747038 A CN 201410747038A CN 104482588 B CN104482588 B CN 104482588B
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electric
water
delivery port
water inlet
joint
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CN104482588A (en
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谢帆
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Wuhu Midea Smart Kitchen Appliance Manufacturing Co Ltd
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Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
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Abstract

The invention discloses one kind to fire electric complementary hot-water system, and firing electric complementary hot-water system includes:Gas heater;Some electric heaters, electric heater is interior to be provided with heating tube;Pipeline reversing service, pipeline reversing service is changeable between the first state and a second state, and pipeline reversing service has the first water inlet, the second water inlet, the first delivery port and the second delivery port;Temperature flow sensor, temperature flow sensor are located at electric heating water outlet;Controller, controller is connected with temperature flow sensor and heating tube respectively, when temperature flow sensor detects that the leaving water temperature of electric heater subtracts predetermined value less than design temperature, controller control heating tube heating, otherwise, controller control heating tube stops heating.Combustion electricity complementary hot-water system according to embodiments of the present invention can realize that electric heating water end (W.E.) goes out hot water immediately in the case where firing only pattern, and hot water endurance is strong, can avoid water temperature overtemperature, safe to use.

Description

Fire electric complementary hot-water system
Technical field
The present invention relates to electrical equipment manufacturing technology field, fires electric complementary hot-water system in particular to one kind.
Background technology
Combustion electricity complementary hot-water system in correlation technique, having the only pattern of combustion, electricity, solely syntype is replied in pattern and combustion by cable.Firing Under only pattern, electric heater does not work, and because system pipeline is using being connected in series, the current of electric heating water end (W.E.) can only be from electric hot water Flow out in device, but because electric heater does not work, therefore the hot water flowed out is unable to reach requirement, and gas heater outflow Hot water is neutralized by electric heat water tank, and water temperature reduces, and the hot water ultimately resulted in from electric heater outflow can not reach requirement immediately, The hot water of user's request temperature must could be flowed out after the water in whole electric heat water tank is by whole replacings (flowing to end).
In addition, in order to increase hot water endurance, some electric heaters are additionally arranged helical heating pipe, and helical heating pipe uses Flow controls or temperature control.Wherein, easily there is water in first use, the use of reduction flow and normal use in flow control Warm overheating problem and scald user;And temperature control causes to detect because the position of temp probe and helical heating pipe is inconsistent Water temperature is not inconsistent with actual water temperature, is still unavoidable from the generation of water temperature overheating problem.
The content of the invention
It is contemplated that at least solves one of above-mentioned technical problem in correlation technique to a certain extent.Therefore, this hair It is bright propose it is a kind of fire electric complementary hot-water system, the combustion electricity complementary hot-water system can be realized in the case where firing only pattern electric heating with water end (W.E.) i.e. When go out hot water, and hot water endurance is strong, can avoid water temperature overtemperature, safe to use.
The electric heating that the present invention also proposes that a kind of hot water endurance is strong, can avoid water temperature overtemperature, improving safety in utilization The heating tube temperature control assembly of hydrophone.
To achieve the above object, a kind of electric complementary hot-water system of combustion is proposed according to an embodiment of the invention, and the combustion electricity is mutually Concurrent heating water system includes:Gas heater, the gas heater, which has, fires hot water inlet and combustion hot water outlet;Some electric hot waters Device, the electric heater have electric heating water inlet and electric heating delivery port, heating tube are provided with the electric heater;Pipeline switching dress Put, the pipeline reversing service is switchably arranged between the first state and a second state on the electric heater or institute State on the connecting line between electric heater and the gas heater, the pipeline reversing service has and the hot water outlet of combustion First water inlet of mouthful connection, the second water inlet connected with the electric heating water inlet, connected with the electric heating delivery port the One delivery port and the second delivery port, wherein, the pipeline reversing service connects described first and entered when being in the first state The mouth of a river and second delivery port;The pipeline reversing service connects first water inlet and institute when being in second state State the second water inlet and first delivery port and second delivery port and cut-out first water inlet and described second Connection between delivery port;Temperature flow sensor, the temperature flow sensor are connected to first delivery port and described Between electric heating delivery port;Controller, the controller are connected with the temperature flow sensor and the heating tube respectively, work as institute When stating temperature flow sensor and detecting that the leaving water temperature of the electric heater subtracts predetermined value less than design temperature, the control Device controls the heating tube heating, and otherwise, the controller controls the heating tube to stop heating.
Combustion electricity complementary hot-water system according to embodiments of the present invention can realize that electric heating water end (W.E.) is instant in the case where firing only pattern Go out hot water, and hot water endurance is strong, can avoid water temperature overtemperature, it is safe to use.
In addition, the electric complementary hot-water system of combustion according to the above embodiment of the present invention can also have technology additional as follows special Sign:
According to one embodiment of present invention, the heating tube is helical heating pipe and is located at the upper of the electric heater Portion.
According to one embodiment of present invention, the predetermined value is 2 DEG C.
According to one embodiment of present invention, the pipeline reversing service includes:First joint, first water inlet and Second water inlet is formed on first joint and interconnected;Second joint, first delivery port are formed in institute State on the second joint;Control valve, the control valve are switchably connected between the first state and second state Between first joint and second joint, second delivery port is formed in the control valve, wherein, the control Valve connects the second delivery port of first joint and the control valve when being in the first state and cut-out described second connects Connection between head and the second delivery port of the control valve;The control valve connects described second when being in second state First delivery port of joint and the second delivery port of the control valve and cut-out first joint and the second of the control valve Connection between delivery port.
According to one embodiment of present invention, first joint is three-way connection, and the second joint is right angle duplex fitting.
According to one embodiment of present invention, the control valve is tee ball valve, and the control valve includes rotatable straight Angle valve core and the threeway valve rod with right angle valve element drive connection, the right angle valve element are provided with two central axis and mutually hung down Straight right angle valve core through hole.
According to one embodiment of present invention, the second water outlet of the control valve is connected with three-way pipe, the threeway Pipe is provided with plug.
According to one embodiment of present invention, the pipeline reversing service includes:First joint, first water inlet and Second water inlet is formed on first joint and interconnected;Second joint, first delivery port and described Two delivery ports are formed on second joint and interconnected;Control valve, the control valve is in the first state and described Switchably it is connected between second state between first joint and second joint, wherein, the control valve is in During the first state, first water inlet, the second water inlet, the first delivery port and the second delivery port communicate with each other;It is described Control valve cuts off the connection between first joint and second joint when being in second state.
According to one embodiment of present invention, first joint, the second joint are three-way connection.
According to one embodiment of present invention, the control valve is two-way ball valve, and the control valve includes rotatable straight Valve element and the bilateral valve rod with the straight valve element drive connection, the straight valve element overlap straight provided with two central axis Valve core through hole.
According to one embodiment of present invention, first joint and second joint respectively by bellows with it is described The electric heating water inlet of electric heater is connected with the electric heating delivery port.
According to one embodiment of present invention, the electric heating water inlet of second water inlet and the electric heater it Between be connected with the safety valve that leaks.
According to one embodiment of present invention, the electric heating water inlet of second water inlet and the electric heater it Between be connected with temperature flow sensor.
A kind of heating tube temperature control assembly of electric heater, the electric heater are also proposed according to an embodiment of the invention Heating tube temperature control assembly include:Electric heater, the electric heater has electric heating water inlet and electric heating delivery port, described Helical heating pipe is provided with electric heater, the helical heating pipe is located at the top of the electric heater;Temperature flow sensor, The temperature flow sensor is located at the electric heating water outlet;Controller, the controller pass with the temperature flow respectively Sensor is connected with the helical heating pipe, when the temperature flow sensor detects that the leaving water temperature of the electric heater is less than When design temperature subtracts predetermined value, the controller controls the helical heating pipe heating, otherwise, described in the controller control Helical heating pipe stops heating.
The heating tube temperature control assembly of electric heater according to embodiments of the present invention, hot water endurance is strong, can keep away Exempt from water temperature overtemperature, improve safety in utilization.
Brief description of the drawings
Fig. 1 is the structural representation of the electric complementary hot-water system of combustion according to embodiments of the present invention.
Fig. 2 is the partial structural diagram according to the electric complementary hot-water system of combustion of the first alternative embodiment of the invention.
Fig. 3 is to be in first according to the pipeline reversing service of the electric complementary hot-water system of combustion of the first alternative embodiment of the invention Structural representation during state.
Fig. 4 is to be in second according to the pipeline reversing service of the electric complementary hot-water system of combustion of the first alternative embodiment of the invention Structural representation during state.
Fig. 5 is the partial structural diagram according to the electric complementary hot-water system of combustion of the second alternative embodiment of the invention.
Fig. 6 is to be in first according to the pipeline reversing service of the electric complementary hot-water system of combustion of the second alternative embodiment of the invention Structural representation during state.
Fig. 7 is to be in second according to the pipeline reversing service of the electric complementary hot-water system of combustion of the second alternative embodiment of the invention Structural representation during state.
Reference:Fire electric complementary hot-water system 1, gas heater 100, the hot water inlet 110 of combustion, combustion hot water outlet 120, Electric heater 200, electric heating water inlet 210, electric heating delivery port 220, heating tube 230, pipeline reversing service 300, the first water inlet 310th, the second water inlet 320, the first delivery port 330, the second delivery port 340, the first joint 410, the second joint 420, control valve 430th, right angle valve element 431, threeway valve rod 432, right angle valve core through hole 433, three-way pipe 440, plug 441, straight valve element 531, bilateral Valve rod 532, straight valve core through hole 533, bellows 600, the safety valve 700 that leaks, temperature flow sensor 800, inside and outside tooth are directly managed 900。
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings combustion electricity complementary hot-water system 1 according to embodiments of the present invention is described.
As shown in Fig. 1-Fig. 7, if combustion electricity complementary hot-water system 1 according to embodiments of the present invention include gas heater 100, Dry electric heater 200 (electric heater 200 or multiple electric heaters 200), pipeline reversing service 300, temperature flow sensing Device 800 and controller (not shown).
Gas heater 100, which has, fires hot water inlet 110 and combustion hot water outlet 120.Electric heater 200 is intake with electric heating Mouth 210 and electric heating delivery port 220, electric heater 200 is interior to be provided with heating tube 230.Pipeline reversing service 300 is arranged on electric heater On connecting line on 200 or between electric heater 200 and gas heater 100, and pipeline reversing service 300 is in the first shape Changeable between state and the second state, there is pipeline reversing service 300 first water inlet 310, the second water inlet 320, first to go out The delivery port 340 of the mouth of a river 330 and second, the first water inlet 310 connect with the combustion hot water outlet 120 of gas heater 100, and second enters The mouth of a river 320 connects with the electric heating water inlet 210 of electric heater 200, the electric heating water outlet of the first delivery port 330 and electric heater 200 Mouth 220 is connected, and the second delivery port 340 is connected with electric heating with water end (W.E.).
When the pipeline reversing service is in the first state, the first water inlet 310 and the second delivery port 340 are connected. When the pipeline reversing service is in second state, connection the first water inlet 310 and the second water inlet 320, first is connected The delivery port 340 of delivery port 330 and second, and cut off the connection between the first water inlet 310 and the second delivery port 340.
Temperature flow sensor 800 is connected between the first delivery port 330 and electric heating delivery port 220, for detecting electric heating Water temperature and water-carrying capacity at delivery port 220.The controller is connected with temperature flow sensor 800 and heating tube 230 respectively, when When temperature flow sensor 800 detects that the leaving water temperature of electric heater 200 subtracts predetermined value less than design temperature, the control Device control heating tube 230 heats.When temperature flow sensor 800 detects that the leaving water temperature of electric heater 200 is more than or equal to When the design temperature subtracts the predetermined value, the controller control heating tube 230 stops heating.
It will be appreciated by those skilled in the art that ground is, the design temperature is the water temperature of user's setting, and described predetermined Value can carry out presetting according to practical application and requirement in the controller.
Combustion electricity complementary hot-water system 1 according to embodiments of the present invention, is provided with pipeline reversing service 300.When combustion electricity is complementary When hot-water heating system 1 is in combustion only pattern, pipeline reversing service 300 can be switched to the first state, gas heater 100 flows After the hot water gone out enters pipeline reversing service 300 by the first water inlet 310, due to the pressure of the inner bag of electric heater 200, hot water It will not enter in the inner bag of electric heater 200, but directly be flowed out from the second delivery port 340, with direct to electric heating water end (W.E.) Supplying hot water, it is possible thereby to which the hot water for flowing out gas heater 100 avoids electric heater 200, prevent gas heater 100 from flowing out Hot water and electric heater 200 in water neutralize and cool, so as to realize that electric heating water end (W.E.) goes out hot water immediately.When the electric complementary thermal of combustion Water system 1 is in electricity, and solely pattern or combustion when replying syntype by cable, can switch to pipeline reversing service 300 second state, fire The hot water that gas water heater 100 flows out enters electric heater 200, electric heating by the first water inlet 310 and the second water inlet 320 successively Water in hydrophone 200 feeds to electric heating water end (W.E.) by the first delivery port 330 and the second delivery port 340 successively, it is possible thereby to switch Cascade System operation is returned, so as to not influence to fire the normal use of electric complementary hot-water system 1.
In addition, by setting up heating tube 230 in electric heater 200, hot water endurance can be improved.Also, electric heating It is provided with temperature flow sensor 800 at delivery port 220, temperature flow sensor 800 is by the detection to flow and temperature to examine The leaving water temperature of electric heater 200 is measured, the controller controls heating tube 230 according to the leaving water temperature of electric heater 200 Start and stop, temperature detection is more accurate, and the predetermined value is added in logic control, when the leaving water temperature of electric heater 200 During the predetermined value lower than design temperature, just open heating tube 230, it is possible thereby to avoid the water temperature overtemperature of electric heater 200 and User is scalded, safety in utilization greatly improved.
Therefore, combustion electricity complementary hot-water system 1 according to embodiments of the present invention can realize electric heating water in the case where firing only pattern End goes out hot water immediately, and hot water endurance is strong, can avoid water temperature overtemperature, safe to use.
Below with reference to the accompanying drawings combustion electricity complementary hot-water system 1 according to the specific embodiment of the invention is described.
In some specific embodiments of the present invention, as shown in Fig. 1-Fig. 7, combustion electricity complementary thermal according to embodiments of the present invention Water system 1 includes gas heater 100, some electric heaters 200, pipeline reversing service 300, the and of temperature flow sensor 800 Controller.
Wherein, as shown in Figure 2 and Figure 5, heating tube 230 is helical heating pipe, and heating tube 230 is located at electric heater 200 Top.Above-below direction is using above-below direction during 200 normal use of electric heater as standard.
Alternatively, the predetermined value is 2 DEG C.Raising of the heating tube 230 to hot water endurance so can be both ensured, again Can avoid because heating tube 230 starts and caused by water temperature overtemperature.
In some specific embodiments of the present invention, as shown in figs 2-4, pipeline reversing service 300 includes the first joint 410th, the second joint 420 and control valve 430.Wherein, control valve 430 can be mechanical valve, or motor-driven valve.
First water inlet 310 and the second water inlet 320 are formed on the first joint 410 and interconnected.First delivery port 330 form on the second joint 420.Control valve 430 switchably connects between the first state and second state Between the first joint 410 and the second joint 420, the second delivery port 340 is formed in control valve 430.
When control valve 430 is in the first state, the first joint 410 and the second delivery port of control valve 430 are connected 340, and cut off the connection between the second joint 420 and the second delivery port 340 of control valve 430.Control valve 430 is in described the During two-state, the first delivery port 330 of the second joint 420 and the second delivery port 340 of control valve 430 are connected, and cut off first Connection between joint 410 and the second delivery port 340 of control valve 430.
Specifically, the first joint 410 is the male branch tee joint of an internal thread two, and the second joint 420 is external screw thread right angle Duplex fitting.
The course of work of pipeline reversing service 300 according to embodiments of the present invention is described below.
As shown in figure 3, when control valve 430 is in the first state, the hot water come is flowed through from gas heater 100 and is passed through First water inlet 310 of the first joint 410 enters pipeline reversing service 300, because control valve 430 is in the first state, Current at first delivery port 330 of the second joint 420 are blocked, and can not be flowed to from the first delivery port 330 of the second joint 420 Second delivery port 340 of control valve 430, due to the pressure of the inner bag of electric heater 200, the first water inlet of the first joint 410 Hot water at 310 can not also flow to the second water inlet 320 of the first joint 410, and the hot water at the first water inlet 310 is directly from Two delivery ports 340 flow out.Thus, electric complementary hot-water system 1 is fired in the case where firing only pattern, and hot water caused by gas heater 100 can Electric heating water end (W.E.) is flowed to directly to avoid electric heater 200, realizes the function of going out hot water immediately.
As shown in figure 4, when control valve 430 is in second state, the hot water warp come is flowed through from gas heater 100 Cross the first water inlet 310 and enter pipeline reversing service 300, because control valve 430 is in second state, the first water inlet Current at 310 are blocked not flowing out from the second delivery port 340, and current directly will enter electric hot water by the second water inlet 320 Device 200, the hot water flowed out from electric heater 200 flow to electric heating water through the first delivery port 330 and the second delivery port 340 successively End.Thus, electric complementary hot-water system 1 is fired in the case where electric solely pattern or combustion reply syntype by cable, and pipeline reversing service 300 may switch back to string Through transport row, so as to not influence to fire the normal use of electric complementary hot-water system 1.
Wherein, as shown in Figure 3 and Figure 4, control valve 430 is female branch tee ball valve, and control valve 430 includes right angle valve element 431 and threeway valve rod 432.Right angle valve element 431 has two right angle valve core through hole 433, the center of two right angle valve core through hole 433 Axis is mutually perpendicular to, and threeway valve rod 432 drives right angle valve element 431 to rotate, so that control valve 430 is in the first state and described Switch between second state.
In some specific examples of the present invention, as shown in Fig. 2 the second joint 420 senses with temperature flow for convenience The connection of device 800, the second joint 420 can be connected by bellows 600 with temperature flow sensor 800.For the ease of first The connection of joint 410 and electric heater 200, the first joint 410 can pass through the direct pipe 900 of inside and outside tooth and electric heater 200 Electric heating water inlet 210 is connected.
Further, as shown in Fig. 2 connecting between the direct pipe 900 of inside and outside tooth and the electric heating water inlet 210 of electric heater 200 The safety valve 700 that leaks is connected to, to carry out pressure release in superpressure, improves security.
Alternatively, as shown in Fig. 2 being connected with three-way pipe 440, three-way pipe 440 at the second delivery port 340 of control valve 430 Other both ends in one end be used to connect electric heating water end (W.E.) and the other end is provided with plug 441.Specifically, three-way pipe 440 is Male branch tee pipe, plug 441 are interior hexagonal plug.
In some specific embodiments of the present invention, as shown in Figure 5-Figure 7, pipeline reversing service 300 includes the first joint 410th, the second joint 420 and control valve 430.Wherein, control valve 430 can be mechanical valve, or motor-driven valve.
First water inlet 310 and the second water inlet 320 are formed on the first joint 410 and interconnected.First delivery port 330 and second delivery port 340 formed on the second joint 420 and interconnected.Control valve 430 is in the first state and described Switchably it is connected between second state between the first joint 410 and the second joint 420.
When control valve 430 is in the first state, the first water inlet 310, the second water inlet 320, the first delivery port 330 Communicated with each other with the second delivery port 340.When control valve 430 is in second state, the first joint 410 and the second joint are cut off Connection between 420.
Specifically, the first joint 410 and the second joint 420 are respectively male branch tee joint.
Below with reference to the accompanying drawings the course of work of pipeline reversing service 300 according to embodiments of the present invention is described.
As shown in fig. 6, when control valve 430 is in the first state, the hot water warp come is flowed through from gas heater 100 Cross the first water inlet 310 and enter pipeline reversing service 300, because control valve 430 is in the first state, the first water inlet 310 to the second delivery ports 340 are in the conduction state.According to hydrodynamics law, fluid is always before the minimum runner of selection resistance Enter.And the delivery port 340 of the second water inlet 320 to the second need to pass through electric heater 200, electric heater 200 will produce big water resistance, institute Directly flowed out with the hot water at the first water inlet 310 from the second delivery port 340.Now, because the electric heating of electric heater 200 is intake Mouthfuls 210 do not intake, and the first water inlet 310 flows to the hot water of the second delivery port 340 also can produce one to the first delivery port 330 Fixed water resistance, therefore the water in the inner bag of electric heater 200 will not flow out from electric heating delivery port 220.Thus, the complementary hot water of combustion electricity In the case where firing only pattern, hot water caused by gas heater 100 can directly avoid electric heater 200 and flow to electric heating water system 1 End, realize the function of going out hot water immediately.
As shown in fig. 7, when control valve 430 is in second state, the hot water warp come is flowed through from gas heater 100 Cross the first water inlet 310 and enter pipeline reversing service 300, because control valve 430 is in second state, the first water inlet Current at 310 are blocked not flowing out from the second delivery port 340, directly will enter electric heater by the second water inlet 320 200, the water in electric heater 200 flows to electric heating water end (W.E.) by the first delivery port 330 and the second delivery port 340 successively.Thus, Electric complementary hot-water system 1 is fired in the case where electric solely pattern or combustion reply syntype by cable, pipeline reversing service 300 may switch back to series operation, So as to not influence to fire the normal use of electric complementary hot-water system 1.
Wherein, as shown in Figure 6 and Figure 7, control valve 430 is internal thread two-way ball valve, and control valve 430 includes straight valve element 531 With bilateral valve rod 532.Straight valve element 531 has two straight valve core through hole 533, and the central axis of two straight valve core through hole 533 is mutual Overlap, bilateral valve rod 532 drives straight valve element 531 to rotate so that control valve 430 the first state and second state it Between switch.
In some specific examples of the present invention, as shown in figure 5, the first joint 510 of water inlet and the second joint for convenience 520 with the connection of electric heater 200, the first joint 510 and the second joint 520 pass through bellows 600 and electric heater 200 respectively Electric heating water inlet 210 be connected with temperature flow sensor 800.
Further, between the bellows 600 and the electric heating water inlet 210 of electric heater 200 that are connected on the first joint 510 The safety valve 700 that leaks is connected with, to carry out pressure release in superpressure, improves security.
Other of the electric complementary hot-water system 1 of combustion according to embodiments of the present invention are formed and operated for the common skill in this area All it is known for art personnel, is not detailed herein.
Below with reference to the accompanying drawings the heating tube temperature control assembly of electric heater according to embodiments of the present invention is described.
As shown in Figure 2 and Figure 5, the heating tube temperature control assembly of electric heater according to embodiments of the present invention includes electric heating Hydrophone 200, temperature flow sensor 800 and controller (not shown).
Electric heater 200 has electric heating water inlet 210 and electric heating delivery port 220, and spiral heating is provided with electric heater 200 Pipe 230, helical heating pipe 230 are located at the top of electric heater 200.Temperature flow sensor 800 is located at electric heating delivery port 220 Place.The controller is connected with temperature flow sensor 800 and helical heating pipe 230 respectively.When temperature flow sensor 800 is examined When measuring the leaving water temperature of electric heater 200 and subtracting predetermined value less than design temperature, the controller controls helical heating pipe 230 Heating.When temperature flow sensor 800 detects that the leaving water temperature of electric heater 200 subtracts more than or equal to the design temperature During the predetermined value, the controller control helical heating pipe 230 stops heating.
The heating tube temperature control assembly of electric heater according to embodiments of the present invention, hot water endurance is strong, can keep away Exempt from water temperature overtemperature, improve safety in utilization.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that at least two, such as two It is individual, three etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects Connect or electrically connect;Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under " Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of Fisrt feature level height is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office What combined in an appropriate manner in one or more embodiments or example.In addition, those skilled in the art can say this Different embodiments or example described in bright book are engaged and combined.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changed, replacing and modification.

Claims (8)

1. one kind fires electric complementary hot-water system, it is characterised in that including:
Gas heater, the gas heater, which has, fires hot water inlet and combustion hot water outlet;
Some electric heaters, the electric heater have electric heating water inlet and electric heating delivery port, are provided with and add in the electric heater Heat pipe;
Pipeline reversing service, the pipeline reversing service are switchably arranged on the electricity between the first state and a second state On connecting line on water heater or between the electric heater and the gas heater, the pipeline reversing service has The first water inlet connect with the combustion hot water outlet, the second water inlet, and the electric heating that are connected with the electric heating water inlet The first delivery port and the second delivery port of delivery port connection, wherein,
The pipeline reversing service connects first water inlet and second delivery port when being in the first state;
The pipeline reversing service connected when being in second state first water inlet and second water inlet and Connection between first delivery port and second delivery port and cut-out first water inlet and second delivery port;
Temperature flow sensor, the temperature flow sensor be connected to first delivery port and the electric heating delivery port it Between;
Controller, the controller are connected with the temperature flow sensor and the heating tube respectively, when the temperature flow When sensor detects that the leaving water temperature of the electric heater subtracts predetermined value less than design temperature, described in the controller control Heating tube heats, and otherwise, the controller controls the heating tube to stop heating;
The pipeline reversing service includes:
First joint, first water inlet and second water inlet are formed on first joint and interconnected;
Second joint, first delivery port are formed on second joint;
Control valve, the control valve are switchably connected to described first between the first state and second state and connect Between head and second joint, second delivery port is formed in the control valve, wherein,
The control valve connects the second delivery port of first joint and the control valve and cut when being in the first state The connection broken between second joint and the second delivery port of the control valve;
The control valve connected when being in second state second joint the first delivery port and the control valve Connection between two delivery ports and cut-out first joint and the second delivery port of the control valve.
2. the electric complementary hot-water system of combustion according to claim 1, it is characterised in that the heating tube be helical heating pipe and Positioned at the top of the electric heater.
3. the electric complementary hot-water system of combustion according to claim 1, it is characterised in that the predetermined value is 2 DEG C.
4. the electric complementary hot-water system of combustion according to claim 1, it is characterised in that first joint is three-way connection, Second joint is right angle duplex fitting.
5. the electric complementary hot-water system of combustion according to claim 1, it is characterised in that the control valve is tee ball valve, institute Stating control valve includes rotatable right angle valve element and the threeway valve rod with right angle valve element drive connection, on the right angle valve element Provided with the orthogonal right angle valve core through hole of two central axis.
6. the electric complementary hot-water system of combustion according to claim 1, it is characterised in that the second water outlet of the control valve Three-way pipe is connected with, the three-way pipe is provided with plug.
7. the electric complementary hot-water system of combustion according to any one of claim 1 to 6, it is characterised in that second water inlet The safety valve that leaks is connected between mouth and the electric heating water inlet of the electric heater.
8. the electric complementary hot-water system of combustion according to any one of claim 1 to 6, it is characterised in that second water inlet Temperature flow sensor is connected between mouth and the electric heating water inlet of the electric heater.
CN201410747038.5A 2014-12-08 2014-12-08 Fire electric complementary hot-water system Active CN104482588B (en)

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Publication number Priority date Publication date Assignee Title
CN104964459B (en) * 2015-07-30 2017-12-19 芜湖美的厨卫电器制造有限公司 Fire electric water heating system and fire the control method of electric water heating system
CN105135681B (en) * 2015-08-18 2018-07-13 芜湖美的厨卫电器制造有限公司 The control method of hot-water heating system and hot-water heating system

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CN203349359U (en) * 2013-05-16 2013-12-18 山东润泰智能电气有限公司 Electrical heating composite type heater
CN203949380U (en) * 2014-04-11 2014-11-19 徐永权 Split type intelligent attemperating unit
CN204438317U (en) * 2014-12-08 2015-07-01 芜湖美的厨卫电器制造有限公司 Fire the heating tube temperature Control Component of electric complementary hot-water system and electric heater

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GB2267337A (en) * 1992-05-28 1993-12-01 Ventank Products Ltd Water heating system control
CN202254399U (en) * 2011-08-26 2012-05-30 张伟 Control device for hot water supply by solar water heater and electric water heater or gas water heater
CN102809211A (en) * 2012-09-02 2012-12-05 上海宏曲电子科技有限公司 Instant heating type mixed water-saving and energy-saving water heater with storage function
CN203349359U (en) * 2013-05-16 2013-12-18 山东润泰智能电气有限公司 Electrical heating composite type heater
CN203949380U (en) * 2014-04-11 2014-11-19 徐永权 Split type intelligent attemperating unit
CN204438317U (en) * 2014-12-08 2015-07-01 芜湖美的厨卫电器制造有限公司 Fire the heating tube temperature Control Component of electric complementary hot-water system and electric heater

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