CN107192118A - A kind of water heater open-and-heating device and its control method - Google Patents
A kind of water heater open-and-heating device and its control method Download PDFInfo
- Publication number
- CN107192118A CN107192118A CN201710368998.4A CN201710368998A CN107192118A CN 107192118 A CN107192118 A CN 107192118A CN 201710368998 A CN201710368998 A CN 201710368998A CN 107192118 A CN107192118 A CN 107192118A
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- Prior art keywords
- outlet
- water
- preheating
- temperature
- water heater
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/0018—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters using electric energy supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
Abstract
The invention discloses a kind of water heater open-and-heating device and control method, water heater open-and-heating device includes including the preheating water tank of electric heater unit, the water inlet of preheating water tank is connected by water inlet pipe with water heater outlet, water inlet pipe is connected to the two ends of temperature-sensing valve with water heater outlet, 3rd end of temperature-sensing valve is connected by exit branch with outlet pipe, temperature-sensing valve includes valve body, there is the valve pocket for being provided with three valve ports in valve body, three valve ports are respectively the entrance being connected with water heater outlet, the first outlet being connected with the water inlet of preheating water tank and the second outlet being connected with exit branch, the first pipeline end socket for opening or blocking first outlet is provided with valve pocket, second outlet side is provided with the second pipeline end socket for opening or blocking the second outlet.A kind of water heater open-and-heating device of the present invention realizes water outlet hot water, and no cooled water discharge without waiting as long for, improves user's bath comfort, reduces the waste of water resource.
Description
Technical field
It is to be related to a kind of water heater open-and-heating device and its control specifically the present invention relates to technical field of water heaters
Method processed.
Background technology
Due to there is relatively long distance between installation site and bathroom, it is necessary to logical in existing gas heater, solar water heater
Cross water pipe and carry out long-distance sand transport, length of pipe is about at ten meters or so, and this causes user to need first to arrange before using bath hot water
Substantial amounts of cold water in pipeline is bled off, the waste of water resource had both been caused, user is had a strong impact on again and is tested with water body.
Existing water heater solution is summarized as following two:
One is that return pipe is set between the outlet pipeline and inlet pipeline of water heater, and by water heater, outlet pipeline, backwater
Circulating pump is set on the circulation line of pipeline composition, when user needs to use water, circulating pump, circulating pump driving cycle are opened in advance
Water in pipeline carries out warm-up cycle, will be heated with cold water pumpback to the water heater between water spot and water mixing valve.But it is this
Mode needs to lay return pipe again, is not appropriate for most consumers.
Two be by setting one section and the mixed water with water spot between the cold water pipe in outlet pipe and to supply cold water with water spot
Valve pipeline in parallel so that water heater, outlet pipe, parallel pipeline, cold water pipe formation circulation line, this scheme fully utilizes
Original cold water pipeline in user family, when mounted, it is not necessary to lay return pipe again, constructs easier.But using this
Solution, after user opens warm-up cycle function, the water in cold water pipeline also can constantly be heated in cyclic process, such as
Water temperature over-high in fruit cold water pipeline, after user is opening water mixing valve with water spot, the water temperature flowed out from water mixing valve can compare
Height, the risk that there is scald.
In addition, both the above scheme employs circulating pump, and its cost causes only high-end combustion more than 200 yuan
Gas water heater product just possesses the function of no cooled water discharge;With being both needed to carry out circulation preheating before water, instant-heating effect is not reached;
Personalized temperature adjusting can not be being carried out to water heater with water end (W.E.).
The content of the invention
In order to solve, the longer water heater of existing connecting pipe compares waste water resource to the present invention or needs set circulation
Pump increases the technical problem of cost, it is proposed that a kind of water heater open-and-heating device and its control method, can solve above-mentioned ask
Topic.
In order to solve the above-mentioned technical problem, the present invention is achieved using following technical scheme:
A kind of water heater open-and-heating device, including include the preheating water tank of electric heater unit, the water inlet of the preheating water tank
Be connected by water inlet pipe with water heater outlet, the delivery port of the preheating water tank by outlet pipe connection water spot, it is described enter
Water pipe and water heater outlet are connected to the two ends of temperature-sensing valve, the 3rd end of the temperature-sensing valve by exit branch with it is described
Outlet pipe is connected, and the temperature-sensing valve includes having the valve pocket for being provided with three valve ports in valve body, the valve body, three valve ports point
The entrance that Wei be connected with the water heater outlet, the first outlet being connected with the water inlet of the preheating water tank and with it is described
The first pipeline for opening or blocking the first outlet is provided with the second outlet of exit branch connection, the valve pocket
End socket, the second outlet side is provided with the second pipeline end socket for opening or blocking the second outlet, described
The opening of one pipeline end socket and the second pipeline end socket, envelope state are opposite.
Further, the wherein end face of the first pipeline end socket is towards the first outlet, for opening or sealing
The first outlet is blocked up, other end face is fixed by the free end of attachment structure and shape memory alloy spring, the shape
The fixing end of memory alloy spring is fixed on the inwall of the valve pocket.
Further, the valve body includes the one section of connection pipeline section stretched out from the second outlet, and described second goes out
Mouth is used for the cavity for connecting the valve pocket and the connection pipeline section, and the second pipeline end socket is arranged on the connection pipeline section
In cavity.
Further, the wherein end face of the second pipeline end socket is towards the second outlet, for opening or sealing
The free end of the stifled second outlet, other end face and biasing spring is fixed, and the fixing end of the biasing spring is fixed on institute
On the inwall for stating connection pipeline section.
Further, the check valve from water heater outlet to preheating water tank's one-way conduction is provided with the water inlet pipe.
Further, the control panel being connected with the electric heater unit, the control panel are provided with the preheating water tank
On be laid with preheating water tank's thermosistor and power carrier thermosistor, be respectively used to adjust preheating water tank in water preheating temperature and
The preheating temperature of water in remote adjustment preheating water tank.
A kind of water heater open-and-heating device control method, including foregoing water heater open-and-heating device, it is described
Water heater open-and-heating device control method comprises the following steps:
(1), electric heater unit work on power, the water of the preheating water tank is heated to design temperature;
(2), water heater outlet outflow coolant-temperature gage when being more than or equal to design temperature, the first pipeline end socket closure is described
First outlet, the second pipeline end socket opens the second outlet, water heater outlet by the temperature-sensing valve with it is described go out
Water pipe is connected, for use water spot supplying hot water;
When the coolant-temperature gage of water heater outlet outflow is less than design temperature, the first pipeline end socket opens the first outlet,
The second pipeline end socket blocks the second outlet, and water heater outlet is connected by the temperature-sensing valve and the preheating water tank
Logical, into the preheating water tank, the hot water in the preheating water tank is used to use water spot supplying hot water by outlet pipe.
Further, the wherein end face of the first pipeline end socket is towards the first outlet, for opening or sealing
The first outlet is blocked up, other end face is fixed by the free end of attachment structure and shape memory alloy spring, the shape
The fixing end of memory alloy spring is fixed on the inwall of the valve pocket, and the shape memory alloy spring is in water heater outlet
The coolant-temperature gage of outflow extends when being more than or equal to design temperature, for supporting the first pipeline end socket to seal the first outlet
Stifled, when the coolant-temperature gage of water heater outlet outflow is less than design temperature, the shape memory alloy spring shrinks, by described first
Pipeline end socket is opened.
Further, the valve body includes the one section of connection pipeline section stretched out from the second outlet, and described second goes out
Mouth is used for the cavity for connecting the valve pocket and the connection pipeline section, and the second pipeline end socket is arranged on the connection pipeline section
In cavity, when the coolant-temperature gage of water heater outlet outflow is more than or equal to design temperature, the first pipeline end socket is by described the
Pressure increase in one outlet closure, the valve pocket, compresses the biasing spring, the second pipeline end socket is opened;
When the coolant-temperature gage of water heater outlet outflow is less than design temperature, the first pipeline end socket beats the first outlet
Open, the pressure in the valve pocket reduces, the second pipeline end socket is promoted by institute under the screen resilience effect of the biasing spring
State second outlet closure.
Further, the control panel being connected with the electric heater unit, the control panel are provided with the preheating water tank
On be laid with preheating water tank's thermosistor and power carrier thermosistor, be respectively used to adjust preheating water tank in water preheating temperature and
The preheating temperature of water in remote adjustment preheating water tank, the water heater open-and-heating device control method also include it is local or
The step of preheating temperature of water in remote adjustment preheating water tank, the control panel adds according to the preheating temperature control electricity
Thermal is heated.
Compared with prior art, advantages and positive effects of the present invention are:A kind of water heater open-and-heating dress of the present invention
Put, 1, user's water when, the cold water in pipeline can only enter preheating water tank and discharge the hot water having had been warmed up for users to use,
Water outlet hot water is realized, no cooled water discharge, without waiting as long for, improves user's bath comfort, reduces water resource
Waste.
2nd, the water heater open-and-heating device can automatic switching-over pipeline, realization persistently exports hot water, and bathing, washing are whole
Without cold water.
3rd, preheating water tank's volume is small, heating power is small, suitable with electric kettle product, low to circuit requirement, preheating and protects
Warm energy consumption is small.
4th, preheating water tank and temperature-sensing valve cost are low, will not increase larger cost to water heater product.
It is read in conjunction with the figure after the detailed description of embodiment of the present invention, the other features and advantages of the invention will become more
Plus it is clear.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of example structure schematic diagram of water heater open-and-heating device proposed by the invention;
Fig. 2 is temperature-sensing valve state diagram when entering cold water in Fig. 1;
Fig. 3 is temperature-sensing valve state diagram when entering hot water in Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment one
The present embodiment proposes a kind of water heater open-and-heating device, as shown in figure 1, the preheating water including including electric heater unit
Case 11, the water inlet of preheating water tank 11 is connected by water inlet pipe 12 with water heater outlet 13, and the delivery port of preheating water tank 11 leads to
The connection water spot of outlet pipe 14 is crossed, water inlet pipe 12 is connected to the two ends of temperature-sensing valve 15, temperature-sensing valve with water heater outlet 13
15 the 3rd end is connected by exit branch 16 with outlet pipe, as shown in Figure 2 and Figure 3, and temperature-sensing valve 15 includes valve body 151, valve body
There is in 151 the valve pocket 152 for being provided with three valve ports, three valve ports be respectively the entrances 153 that be connecteds with water heater outlet 13 and
In the first outlet 154 of the water inlet connection of preheating water tank 11 and the second outlet 155 being connected with exit branch 16, valve pocket 152
The first pipeline end socket 17 for opening or blocking the first outlet 154 is provided with, the side of second outlet 155 is provided with use
In open or closure second outlet 155 the second pipeline end socket 18, the opening of the first pipeline end socket 17 and the second pipeline end socket 18,
Envelope state is opposite.When the coolant-temperature gage that water heater outlet flows out is more than or equal to design temperature, the first pipeline end socket 17 is by the
One outlet closure, the second pipeline end socket 18 opens second outlet 155, and water heater outlet 13 passes through temperature-sensing valve 15 and outlet pipe 14
Directly connect, for use water spot supplying hot water.When the coolant-temperature gage that water heater outlet flows out is less than design temperature, the first pipeline
End socket 17 opens first outlet, and the second pipeline end socket 18 blocks second outlet 155, and water heater outlet 13 passes through temperature-sensing valve
15 connect with preheating water tank 11, and the water at low temperature of water heater outlet outflow enters in preheating water tank 11, has in preheating water tank 11
High-temperature water in the high-temperature water heated in advance, preheating water tank 11 is used to use water spot supplying hot water by outlet pipe.Therefore, this reality
The water heater open-and-heating device of example is applied, during user's water, if the water of water heater outlet outflow is higher than certain temperature, by heat
Hydrophone direct heating water, otherwise, the water at low temperature of water heater outlet outflow then enter in preheating water tank, by preheating water tank's heat supply
Water, realizes the purpose that user opens tap instant-heating and outlet hot, and no cooled water discharge, without waiting as long for, improves user and washed
Comfortableness is bathed, the waste of water resource is reduced.In addition, this water heater open-and-heating device can automatic switching-over pipeline, realization holds
Continuous output hot water, bathing, washing whole process are without cold water.
The water heater open-and-heating device of the present embodiment is particularly suitable for use in the longer water heater of pipeline, such as gas heater
And solar water heater, this open-and-heating device is heated as the auxiliary of water heater and used, and preheating water tank's volume is small, heating power
Small, suitable with electric kettle product, low to circuit requirement, preheating and insulation energy consumption are small.
As a preferred embodiment, the wherein end face of the first pipeline end socket 17 is towards first outlet 154, for opening
Open or block first outlet 154, other end face dorsad first outlet 154, the end face passes through attachment structure 19 and remembered with shape
The free end for recalling alloy spring 20 is fixed, and the fixing end of shape memory alloy spring 20 is fixed on the inwall of valve pocket 152.This reality
The mode by using shape memory alloy spring 20 in example is applied, realizes that automatically turning on or block first at different temperatures goes out
The effect of mouth 154, specifically, when user is opened using hot water, as shown in Fig. 2 the low-temperature cold water retained in pipeline is via warm
When hydrophone outlet pipe enters temperature-sensing valve, the shape memory alloy spring in temperature-sensing valve valve pocket is in shortening state, positioned at shape note
The the first pipeline end socket for recalling alloy spring free end is separated with first outlet and keeps certain distance, namely first outlet is opened,
So that low-temperature cold water can only enter in preheating water tank, the hot water having been had been warmed up in preheating water tank is discharged by outlet pipe, for
Family is used, and realizes water outlet hot water.
It is preferred that, valve body 151 includes the one section of connection pipeline section 156 stretched out from second outlet 155, second outlet 155
For connecting valve pocket 152 and connecting the cavity of pipeline section 156, the second pipeline end socket 18 is arranged in the cavity of connection pipeline section 156.
Second pipeline end socket 18 is used to blocking or opening second outlet 155, and the opening of the second pipeline end socket 18, envelope state and the first pipe
Road end socket 17 is on the contrary, that is, the water of water heater outlet 13 is entered after valve pocket by entrance 153, it is necessary to by first outlet and
One of outflow of second outlet, by different outlets, that is, realizes different heat supply aqueous modes.
The wherein end face of second pipeline end socket 18 is towards second outlet 155, for opening or blocking second outlet
155, other end face dorsad second outlet 155, and the free end of the end face and biasing spring 21 fixes, biasing spring 21 is consolidated
Fixed end is fixed on the inwall of connection pipeline section 156.Under normal condition, under the screen resilience effect of biasing spring 21, second is pushed down
Pipeline end socket 18, for second outlet 155 to be blocked, when the low-temperature cold water retained in pipeline is via water heater outlet entrance temperature
When controlling valve, the shape memory alloy spring in temperature-sensing valve valve pocket is in shortening state, positioned at shape memory alloy spring free end
The first pipeline end socket separated with first outlet and keep certain distance, namely first outlet open so that low-temperature cold water can only
Into in preheating water tank, the hydraulic pressure now in valve pocket is smaller, and the screen resilience of biasing spring is more than hydraulic pressure, therefore, the second pipeline envelope
Head keeps blocking second outlet.
When the high-temperature-hot-water flowed out by water heater is via water heater outlet and entrance temperature-sensing valve, as shown in figure 3, temperature control
Shape memory alloy spring in valve lower interface by thermal stretching, the first pipeline end socket 17 of shape memory alloy spring end by
Pressure increase in step closing first outlet 154, valve pocket 152, under the driving of tap water hydraulic, biasing spring 21 is progressively received
Contracting, progressively separates between the second pipeline end socket 18 and second outlet 155 of the end of biasing spring 21 and keeps certain distance so that
High-temperature-hot-water is discharged through exit branch 16 into outlet pipe 14, for users to use, realizes the lasting output of hot water.The present embodiment
Water heater open-and-heating device is particularly suitable for use in for the longer water heater of pipeline, prevents what the cold water in pipeline from slatterning to ask
Topic, the amount of preheating water is almost 2-3 times of the water retained in pipeline in preheating water tank, for example, retained in pipeline
Cold water 1-2L, then preheating water tank's volume 2-5L, after the cold water in pipeline is all discharged into preheating water tank, water heater outlet 13
The water temperature rise of outflow, the first pipeline end socket 17 blocks first outlet 154, and also hot water does not enter preheating water tank, therefore, in advance
The volume of boiler is arranged between 2-5L, the power 500-1800W of electric heater unit, electric heater unit without too big
Power it is smaller, and temperature-sensing valve be physical mechanical valve, without automatically controlled, idle, therefore, the preheating water tank of the present embodiment and temperature control
Valve holistic cost is low, will not increase larger cost to water heater product.
When user is finished with water, there is no water flowing in device water route, the temperature in water heater outlet, temperature-sensing valve is progressively
Reduction, shape memory alloy spring Stepwize Shrink, the first pipeline end socket of shape memory alloy spring end progressively goes out with first
Mouth departs from;At the same time, hydraulic pressure reduction makes biasing spring reply and block second outlet again in valve pocket, and device is returned to initially
State.
The check valve 22 from water heater outlet 13 to the one-way conduction of preheating water tank 11 is provided with water inlet pipe 12, this is unidirectional
Valve 22 causes water to enter preheating water tank by the water inlet pipe and can not be flowed out by the water inlet pipe.
Laid as shown in figure 1, being provided with preheating water tank 11 on the control panel 23 being connected with electric heater unit, control panel 23
There are preheating water tank's thermosistor 24 and power carrier thermosistor 25, be respectively used to adjust the preheating temperature of the water in preheating water tank and remote
The preheating temperature of water in journey regulation preheating water tank.Wherein, preheating water tank's thermosistor be used for user according to personal bathing, washing
The preheating temperature of water in temperature hobby regulation preheating water tank, it is preferred that temperature adjustment interval is 35-45 DEG C;Power carrier thermosistor
By household electricity circuit to water heater transmission of control signals user can be facilitated to go out with water end remote control water heater
Coolant-temperature gage.
Embodiment two
The present embodiment proposes a kind of water heater open-and-heating device control method, including such as hot water described in embodiment one
Device open-and-heating device, for details, reference can be made to embodiment one and accompanying drawing 1-3, will not be described here, and the water heater of the present embodiment is
Heating device control method is opened to comprise the following steps:
S1, electric heater unit are worked on power, and the water of preheating water tank is heated into design temperature;
When S2, the coolant-temperature gage of water heater outlet outflow are more than or equal to design temperature, the first pipeline end socket closure first outlet,
Second pipeline end socket opens second outlet, and water heater outlet connected by temperature-sensing valve with outlet pipe, for use water spot heat supply
Water;
When the coolant-temperature gage of water heater outlet outflow is less than design temperature, the first pipeline end socket opens first outlet, the second pipeline
End socket blocks second outlet, and water heater outlet is connected by temperature-sensing valve with preheating water tank, into preheating water tank, preheating water tank
In hot water be used for by outlet pipe to use water spot supplying hot water.Design temperature can be electric control field category, namely the first pipeline
The deformation that end socket and the second pipeline end socket occur by automatically controlled control or physical material in different temperatures circle point, it is real
Existing first pipeline end socket and the second pipeline end socket pass through physical mechanical control.The water heater open-and-heating controlling party of the present embodiment
Method, during user's water, if the water of water heater outlet outflow is higher than certain temperature, by water heater direct heating water, otherwise, heat
The water at low temperature of hydrophone outlet pipe outflow then enters in preheating water tank, by preheating water tank's supplying hot water, realizes user and opens tap
The purpose of instant-heating and outlet hot, no cooled water discharge, without waiting as long for, improves user's bath comfort, reduces water resource
Waste.In addition, this method can automatic switching-over pipeline, realization persistently exports hot water, and bathing, washing whole process are without cold water.
The wherein end face of first pipeline end socket is towards first outlet, for opening or blocking first outlet, and in addition one
End face is fixed by the free end of attachment structure and shape memory alloy spring, and the fixing end of shape memory alloy spring is fixed on
On the inwall of the valve pocket, shape memory alloy spring is more than or equal to design temperature in the coolant-temperature gage that water heater outlet flows out
Shi Shenchang, for supporting the first pipeline end socket to block first outlet, the coolant-temperature gage of water heater outlet outflow, which is less than, to be set
When constant temperature is spent, shape memory alloy spring is shunk, and the first pipeline end socket is opened.
Wherein, for shape memory alloy spring, design temperature noted before is not the setting of electric control field
Temperature, but shape memory alloy spring is when manufacturing, and by controlling each component ratio parameter, realizes different temperatures circle point
It is lower to occur corresponding deformation.
Valve body includes the one section of connection pipeline section stretched out from the second outlet, and the second outlet is used to connect described
The cavity of valve pocket and the connection pipeline section, the second pipeline end socket is arranged in the cavity of the connection pipeline section, water heater
When the coolant-temperature gage of outlet pipe outflow is more than or equal to design temperature, the first pipeline end socket blocks the first outlet, institute
The pressure increase in valve pocket is stated, the biasing spring is compressed, the second pipeline end socket is opened;
When the coolant-temperature gage of water heater outlet outflow is less than design temperature, the first pipeline end socket beats the first outlet
Open, the pressure in the valve pocket reduces, the second pipeline end socket is promoted by institute under the screen resilience effect of the biasing spring
State second outlet closure.
It is provided with preheating water tank on the control panel being connected with electric heater unit, control panel and is laid with preheating water tank's thermosistor
With power carrier thermosistor, it is respectively used to adjust the water in the preheating temperature and remote adjustment preheating water tank of the water in preheating water tank
Preheating temperature, the water heater open-and-heating device control method also include locally or remotely regulation preheating water tank in water
Preheating temperature the step of, the control panel controls the electric heater unit to heat according to the preheating temperature.Preheating water tank adjusts
Warm device is used for preheating temperature of the user according to the water in personal bathing, the temperature hobby regulation preheating water tank of washing, it is preferred that adjust
It is 35-45 DEG C between warm area;Power carrier thermosistor can be convenient to use by household electricity circuit to water heater transmission of control signals
Family is with water end remote control outlet water temperature of water heater.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the those of ordinary skill in domain is made in the essential scope of the present invention, should also belong to this hair
Bright protection domain.
Claims (10)
1. a kind of water heater open-and-heating device, it is characterised in that the preheating water tank including including electric heater unit, the preheating
The water inlet of water tank is connected by water inlet pipe with water heater outlet, and the delivery port of the preheating water tank is connected by outlet pipe to be used
Water spot, the water inlet pipe is connected to the two ends of temperature-sensing valve with water heater outlet, and the 3rd end of the temperature-sensing valve is by going out
Water branch pipe is connected with the outlet pipe, and the temperature-sensing valve includes having the valve pocket for being provided with three valve ports, institute in valve body, the valve body
It is respectively the entrance being connected with the water heater outlet, be connected with the water inlet of the preheating water tank first to state three valve ports
It is provided with to go out for opening or blocking described first in outlet and the second outlet being connected with the exit branch, the valve pocket
First pipeline end socket of mouth, the second outlet side is provided with the second pipeline for opening or blocking the second outlet
End socket, the opening of the first pipeline end socket and the second pipeline end socket, envelope state are opposite.
2. water heater open-and-heating device according to claim 1, it is characterised in that the first pipeline end socket is wherein
End face is towards the first outlet, for opening or blocking the first outlet, other end face by attachment structure with
The free end of shape memory alloy spring is fixed, and the fixing end of the shape memory alloy spring is fixed on the inwall of the valve pocket
On.
3. water heater open-and-heating device according to claim 2, it is characterised in that the valve body is included from described second
The one section of connection pipeline section stretched out is exported, the second outlet is used for the chamber for connecting the valve pocket and the connection pipeline section
Body, the second pipeline end socket is arranged in the cavity of the connection pipeline section.
4. water heater open-and-heating device according to claim 3, it is characterised in that the second pipeline end socket is wherein
End face is towards the second outlet, for opening or blocking the second outlet, other end face and biasing spring from
Fixed by end, the fixing end of the biasing spring is fixed on the inwall of the connection pipeline section.
5. the water heater open-and-heating device according to claim any one of 1-4, it is characterised in that set in the water inlet pipe
It is equipped with the check valve from water heater outlet to preheating water tank's one-way conduction.
6. the water heater open-and-heating device according to claim any one of 1-4, it is characterised in that on the preheating water tank
It is provided with the control panel being connected with the electric heater unit, the control panel and is laid with preheating water tank's thermosistor and power carrier
Thermosistor, is respectively used to adjust the preheating temperature and the preheating temperature of the water in remote adjustment preheating water tank of the water in preheating water tank
Degree.
7. a kind of water heater open-and-heating device control method, it is characterised in that be including water heater as claimed in claim 1
Heating device is opened, the water heater open-and-heating device control method comprises the following steps:
(1), electric heater unit work on power, the water of the preheating water tank is heated to design temperature;
(2), water heater outlet outflow coolant-temperature gage when being more than or equal to design temperature, the first pipeline end socket closure is described
First outlet, the second pipeline end socket opens the second outlet, water heater outlet by the temperature-sensing valve with it is described go out
Water pipe is connected, for use water spot supplying hot water;
When the coolant-temperature gage of water heater outlet outflow is less than design temperature, the first pipeline end socket opens the first outlet,
The second pipeline end socket blocks the second outlet, and water heater outlet is connected by the temperature-sensing valve and the preheating water tank
Logical, into the preheating water tank, the hot water in the preheating water tank is used to use water spot supplying hot water by outlet pipe.
8. water heater open-and-heating device control method according to claim 7, it is characterised in that the first pipeline envelope
The wherein end face of head is towards the first outlet, and for opening or blocking the first outlet, other end face passes through even
The free end of binding structure and shape memory alloy spring is fixed, and the fixing end of the shape memory alloy spring is fixed on the valve
On the inwall of chamber, the shape memory alloy spring is when the coolant-temperature gage that water heater outlet flows out is more than or equal to design temperature
Elongation, for supporting the first pipeline end socket to block the first outlet, the coolant-temperature gage of water heater outlet outflow is less than
During design temperature, the shape memory alloy spring is shunk, and the first pipeline end socket is opened.
9. water heater open-and-heating device control method according to claim 8, it is characterised in that the valve body is included certainly
One section of connection pipeline section that the second outlet stretches out, the second outlet is used to connect the valve pocket and the connecting tube
The cavity of section, the second pipeline end socket is arranged in the cavity of the connection pipeline section, the coolant-temperature gage of water heater outlet outflow
During more than or equal to design temperature, the first pipeline end socket blocks the first outlet, the pressure increase in the valve pocket,
The biasing spring is compressed, the second pipeline end socket is opened;
When the coolant-temperature gage of water heater outlet outflow is less than design temperature, the first pipeline end socket beats the first outlet
Open, the pressure in the valve pocket reduces, the second pipeline end socket is promoted by institute under the screen resilience effect of the biasing spring
State second outlet closure.
10. the water heater open-and-heating device control method according to claim any one of 7-9, it is characterised in that described
It is provided with preheating water tank on the control panel being connected with the electric heater unit, the control panel and is laid with preheating water tank's thermosistor
With power carrier thermosistor, it is respectively used to adjust the water in the preheating temperature and remote adjustment preheating water tank of the water in preheating water tank
Preheating temperature, the water heater open-and-heating device control method also include locally or remotely regulation preheating water tank in water
Preheating temperature the step of, the control panel controls the electric heater unit to heat according to the preheating temperature.
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CN109373568A (en) * | 2018-11-21 | 2019-02-22 | 王强 | A kind of conduit temperature regulating device |
CN109724256A (en) * | 2018-12-29 | 2019-05-07 | 钱娟娟 | Water heater pipeline |
CN109764530A (en) * | 2018-12-14 | 2019-05-17 | 马万连 | A kind of gas heater with water-saving function |
CN112090604A (en) * | 2020-09-15 | 2020-12-18 | 何海洋 | Water-saving shower nozzle |
CN112484293A (en) * | 2020-11-20 | 2021-03-12 | 青岛经济技术开发区海尔热水器有限公司 | Instant electric water heater |
CN112781226A (en) * | 2020-03-06 | 2021-05-11 | 青岛经济技术开发区海尔热水器有限公司 | Water heater |
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