CN208186499U - Central hot-water system and central heater - Google Patents
Central hot-water system and central heater Download PDFInfo
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- CN208186499U CN208186499U CN201820624474.7U CN201820624474U CN208186499U CN 208186499 U CN208186499 U CN 208186499U CN 201820624474 U CN201820624474 U CN 201820624474U CN 208186499 U CN208186499 U CN 208186499U
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Abstract
The utility model proposes a kind of central hot-water system and central heaters, are related to technical field of water heaters.The central heater includes central heater ontology, the first cold water inlet pipe and the first hot water out pipe, first cold water inlet pipe and the first hot water out pipe are connect with central heater ontology, one end of water heater and electric check valve to be launched connects, the connection of the other end of first cold water inlet pipe and electric check valve, the first hot water out pipe are connected to water heater to be launched；Central heater ontology includes master controller, water flow sensor and temperature sensor, master controller calculates hot water total load according to the inflow of water flow sensor acquisition and the inflow temperature of temperature sensor acquisition, it controls electric check valve according to hot water total load to open or close, so that water heater to be launched starts or keep state to be launched.The central heater by controlling the start and stop state of water heater to be launched, solve the problems, such as central hot-water system in winter inflow temperature it is low or when water consumption is big water outlet it is not hot.
Description
Technical field
The utility model relates to technical field of water heaters, in particular to a kind of central hot-water system and central hot water
Device.
Background technique
With the development of science and technology and living standards of the people step up, and requirement of the people to domestic hot water is also increasingly
It is high.Traditional water heater needs to bleed off the cold water in pipeline when in use, this not only causes the waste of water resource, also increases use
The family bathing waiting time, user experience is excessively poor, and the appearance of central hot-water system is so that user is opening tap or shower
It can be possibly realized using hot water, user without waiting, provides convenience for user's life.
Domestic central hot water system generally only installs a water heater at present, and winter inflow temperature is low, the water consumption of user
Greatly, lead to the upper load limit beyond water heater, occur being discharged not hot phenomenon, it is especially outstanding in the big-room and luxury housing projects hot-water heating system such as villa
Be it is common, seriously affected user's normal use hot water.
It is underload as existing for the central hot-water system in the large-scale place such as hotel, villa in order to solve the problems, such as, usually
By the way of multi-machine parallel connection, this mode need to generally be equipped with independent control, and pipe-line layout and electrical wiring are complicated, cost compared with
Height is not suitable for domestic central hot water system.
Utility model content
The purpose of this utility model is to provide a kind of central hot-water systems, to solve existing domestic central hot water system
Inflow temperature is low in winter and is discharged not hot problem in the case that user's water consumption is big.
To achieve the goals above, the utility model embodiment the technical solution adopted is as follows:
In a first aspect, the utility model embodiment proposes a kind of central hot-water system, during the central hot-water system includes
Entreat water heater, water heater to be launched and electric check valve, the central heater include central heater ontology, the first cold water into
Pipe and the first hot water out pipe, the first cold water inlet pipe and first hot water out pipe connect with the central heater ontology
It connects, the water heater to be launched is connect with one end of the electric check valve, the first cold water inlet pipe and the electronic cut-off
The other end of valve connects, and first hot water out pipe is connected to the water heater to be launched；The central heater ontology includes
Master controller, water flow sensor and temperature sensor, the electric check valve are communicated with master controller foundation, the water
Flow sensor and the temperature sensor are electrically connected with the master controller；The master controller is used for according to the water flow
The inflow of quantity sensor acquisition and the inflow temperature of temperature sensor acquisition calculate hot water total load, and according to described
Hot water total load controls the electric check valve and opens or closes, so that the water heater to be launched starts or keep shape to be launched
State.
Second aspect, the utility model embodiment also propose a kind of central heater, are applied to central hot-water system, described
Central hot-water system includes water heater and electric check valve to be launched, the water heater to be launched and the one of the electric check valve
End connection, the central heater includes central heater ontology, the first cold water inlet pipe and the first hot water out pipe, and described first is cold
Water inlet pipe and first hot water out pipe are connect with the central heater ontology, the first cold water inlet pipe with it is described electronic
The other end of shut-off valve connects, and first hot water out pipe is connected to the water heater to be launched；The central heater ontology
Including master controller, water flow sensor and temperature sensor, the electric check valve is communicated with master controller foundation, institute
It states water flow sensor and the temperature sensor is electrically connected with the master controller；The master controller is used for according to described in
The inflow of water flow sensor acquisition and the inflow temperature calculating hot water total load of temperature sensor acquisition, and according to
The hot water total load controls the electric check valve and opens or closes, so that the water heater to be launched starts or keeps wait open
Dynamic state.
Compared with the prior art, the utility model embodiment has the advantages that
Central hot-water system and central heater provided by the embodiment of the utility model, the central hot-water system include center
Water heater, water heater to be launched and electric check valve, the central heater include central heater ontology, the first cold water inlet pipe
And first hot water out pipe, the first cold water inlet pipe and first hot water out pipe are connect with the central heater ontology,
The water heater to be launched is connect with one end of the electric check valve, the first cold water inlet pipe and the electric check valve
Other end connection, first hot water out pipe are connected to the water heater to be launched；The central heater ontology includes master control
Device, water flow sensor and temperature sensor processed, the electric check valve are communicated with master controller foundation, the water flow
Sensor and the temperature sensor are electrically connected with the master controller；The master controller is used to pass according to the water flow
The inflow of sensor acquisition and the inflow temperature of temperature sensor acquisition calculate hot water total load, and according to the hot water
Total load controls the electric check valve and opens or closes, so that the water heater to be launched starts or keep state to be launched.
Therefore, which can be when user uses water, and master controller is flowed into according to what water flow sensor acquired in real time
The inflow of central heater and according to temperature sensor acquire in real time flow into central heater inflow temperature calculate in
The current hot water total load of water heater is entreated, and controls the start and stop state of water heater to be launched according to hot water total load, so that central
Hot-water heating system can in winter inflow temperature it is low with or burden requirement needed for meeting in the case that water consumption is big, to solve existing
Inflow temperature is low in winter and is discharged not hot problem in the case that user's water consumption is big for domestic central hot water system, realizes big
The more people of house type house bathing simultaneously, hot water temperature is uniform, no perm formula, better user experience.
Other feature and advantage of the utility model embodiment will illustrate in subsequent specification, also, partly from froming the perspective of
It is become apparent in bright book, or by implementing the utility model embodiment understanding.The purpose of this utility model is excellent with other
Point can be achieved and obtained by structure specifically indicated in the written description, claims, and drawings.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows the structural schematic diagram of central hot-water system provided by the utility model embodiment.
Fig. 2 shows the control principle block diagrams of central heater provided by the utility model embodiment.
Fig. 3 shows central hot-water system provided by the utility model embodiment when entreating water heater to be in circulation pattern
Water flows to schematic diagram.
Fig. 4 shows central hot-water system provided by the utility model embodiment when water heater to be launched does not start
Water flows to schematic diagram.
Fig. 5 shows the water when water heater to be launched starts of central hot-water system provided by the utility model embodiment
Flow to schematic diagram.
Fig. 6 shows the stream of the water in electric check valve failure of central hot-water system provided by the utility model embodiment
To schematic diagram.
Fig. 7 shows the stream of the water in central heater failure of central hot-water system provided by the utility model embodiment
To schematic diagram.
Icon: 100- central hot-water system；110- central heater；120- water heater to be launched；130- electric check valve；
140- hand stop valve；150- cold water pipe；160- hot-water line；170- water circulating pump；180- check valve；190- water inlet manifold；
101- triple valve；102- water spot；103- cold water connecting tube；104- hot water connecting tube；The total inlet valve of 105-；106- cold valves；
107- hot water valve；111- central heater ontology；112- the first cold water inlet pipe；The first hot water out pipe of 113-；121- heat to be launched
Hydrophone ontology；122- the second cold water inlet pipe；The second hot water out pipe of 123-；1111- master controller；1112- water flow sensor；
1113- temperature sensor；1114- heat exchanger.
Specific embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below
The range of claimed invention, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile it is practical new at this
In the description of type, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relatively important
Property.
Fig. 1 is please referred to, is the structural schematic diagram of central hot-water system 100 provided by the utility model embodiment.In this
Centre hot-water heating system 100 can satisfy the more people of big-room and luxury housing project house simultaneously bathing, hot water temperature is uniform, no perm formula, user experience compared with
It is good.As shown in Figure 1, the central hot-water system 100 includes central heater 110, water heater to be launched 120 and electric check valve
130。
The central heater 110 includes central heater ontology 111, the first cold water inlet pipe 112 and the first hot water out pipe
113, the first cold water inlet pipe 112 and first hot water out pipe 113 are connect with the central heater ontology 111.
The water heater to be launched 120 is connect with one end of the electric check valve 130, the first cold water inlet pipe 112
It is connect with the other end of the electric check valve 130, first hot water out pipe 113 is connected to the water heater 120 to be launched.
Specifically, the water heater to be launched 120 includes water heater body 121 to be launched, the second cold water inlet pipe 122 and the
Two hot water out pipe 123, first hot water out pipe 113 pass through second hot water out pipe 123 and the water heater sheet to be launched
Body 121 is connected to, and the second cold water inlet pipe 122 and the first cold water inlet pipe 112, the water heater body 121 to be launched are equal
Connection, wherein the second cold water inlet pipe 122 is connect with the first cold water inlet pipe 112 by triple valve 101, described electronic
Shut-off valve 130 is arranged in the second cold water inlet pipe 122.In this way, water heater body 121 to be launched and the first cold water inlet pipe 112
Whether connection can be controlled by the open and-shut mode of electric check valve 130, when electric check valve 130 is in an open state, wait open
Dynamic water heater body 121 is connected to the first cold water inlet pipe 112, at this point, water a part in the first cold water inlet pipe 112 enters center
Water heater body 111, and the second cold water of another part inlet pipe 122 enters water heater body 121 to be launched, water heater body to be launched
121 start and carry out heating work；When electric check valve 130 is in off state, water heater body 121 to be launched and first cold
Water inlet pipe 112 is separated by electric check valve 130, and the first cold water inlet pipe 112 cannot be entered by the second cold water inlet pipe 122 at this time
Water heater body 121 to be launched, water heater body 121 to be launched not will start.
The central heater ontology 111 includes master controller 1111, water flow sensor 1112 and temperature sensor
1113, the electric check valve 130 is communicated with the master controller 1111 foundation, the water flow sensor 1112 and the temperature
Degree sensor 1113 is electrically connected with the master controller 1111, as shown in Fig. 2, the control for the central heater 110 is former
Manage block diagram.
In the present embodiment, the water flow sensor 1112 and the temperature sensor 1113 are all set in described first
Cold water inlet pipe 112, when water flow enters central heater ontology 111 by the first cold water inlet pipe 112, water flow sensor 1112
And temperature sensor 1113 can acquire the inflow and inflow temperature of central heater 110 respectively.
It in the present embodiment, can be by the way of being electrically connected between electric check valve 130 and the master controller 1111
It realizes wire communication, can also realize that wireless communication, the application are without limitation using modules such as WiFi, bluetooths.
The inflow and the temperature that the master controller 1111 is used to acquire according to the water flow sensor 1112
The inflow temperature that sensor 1113 acquires calculates hot water total load, and controls the electric check valve according to the hot water total load
130 open or close, so that the water heater to be launched 120 starts or keep state to be launched.
In the present embodiment, the master controller 1111 is stored with given threshold, and the master controller 1111 is used in institute
When stating hot water total load less than the given threshold, control the electric check valve 130 close with separate first cold water into
Pipe 112 and the water heater 120 to be launched, and then the water heater to be launched 120 is made to keep state to be launched, the main control
Device 1111 is also used to control the electric check valve 130 when the hot water total load is greater than or equal to the given threshold and beat
It opens to be connected to the first cold water inlet pipe 112 and the water heater 120 to be launched, and then opens the water heater to be launched 120
It is dynamic.
In the present embodiment, the inflow that water flow sensor 1112 acquires is Q, the water inlet that temperature sensor 1113 acquires
Temperature is T, and master controller 1111 can calculate hot water total load W=Q × T according to inflow Q and inflow temperature T, and the hot water is total
Load W is compared with the given threshold P of storage, as hot water total load W < given threshold P, is shown without departing from central hot water
The upper load limit of device 110 starts without water heater 120 to be launched；As hot water total load W >=given threshold P, show to have exceeded
The upper load limit of central heater 110 is unable to satisfy user using hot water, need to say that water heater 120 to be launched starts, realize center
The load variations of hot-water heating system 100 provide hot water with central heater 110 by water heater 120 to be launched, so that solution has decided jointly
The not hot problem of water.
In the present embodiment, which can be regarded as hot water load's upper limit of central heater 110, work as central hot water
When the current hot water total load of device 110 is more than hot water load's upper limit, it will lead to be discharged not hot phenomenon, can also manage in this way
Solution, if the water of 16L can be heated to 45 DEG C by 20 DEG C within the set time by central heater 110, when water inlet temperature in winter
Spend it is low and in the case that user's water consumption is big, central heater 110 within the set time can only be by the water of 16L by 5 DEG C of (water inlet temperature
Degree) 35 DEG C are heated to, it results in being discharged not hot phenomenon in this way, influences user's normal use hot water；And work as water heater to be launched
After 120 startings, 16L water can be heated by central heater 110 and water heater to be launched 120 jointly, this ensures that intaking
Temperature is low and in the case that water consumption is big, also the water of 16L can be heated to 45 DEG C by 5 DEG C within the set time, thus will not shadow
Ring user's normal use hot water.
It is appreciated that central heater 110 is typically in working condition in the central hot-water system 100 of the present embodiment,
And water heater 120 to be launched is typically in state to be launched (also can be regarded as standby mode), whether water heater 120 to be launched opens
It is dynamic then controlled by central heater 110.Therefore, central heater 110 is in the work that inflow temperature is low, water consumption is big
When environment, the start and stop of central heater 110 can be controlled according to current hot water total load, realize entire central hot-water system
100 load variations do not influence the normal use of user's hot water.
Further, in the present embodiment, the central hot-water system 100 further includes hand stop valve 140, described manual
One end of shut-off valve 140 is connect with the first cold water inlet pipe 112, and the other end of the hand stop valve 140 is with described wait open
Dynamic water heater 120 connects.
It is appreciated that in the present embodiment, the hand stop valve 140 is also disposed at the second cold water inlet pipe 122, and with
Electric check valve 130 is in parallel, which is in normally off, can open manually.In this way, working as central heater 110
Or electric check valve 130, when breaking down, user can open the hand stop valve 140 manually, so that water heater to be launched 120
It is actuated for work.
Further, in the present embodiment, the central heater ontology 111 further includes heat exchanger 1114, it is described in
Centre hot-water heating system 100 further includes cold water pipe 150, hot-water line 160, water circulating pump 170, check valve 180, water inlet manifold 190 and extremely
Few one with water spot 102, the water circulating pump 170, water flow sensor 1112 and the temperature sensor 1113 are all set in
The first cold water inlet pipe 112, the first cold water inlet pipe 112, heat exchanger 1114, the first hot water out pipe 113, hot-water line
160 and the cold water pipe 150 successively join end to end and constitute circulation loop, the water inlet manifold 190 and the cold water pipe 150 and institute
The first cold water inlet pipe 112 is stated to be all connected with.
Specifically, one end of the first cold water inlet pipe 112 protrude into central heater ontology 111 and with heat exchanger 1114
One end connection, the other end of the first cold water inlet pipe 112 are then connect with water inlet manifold 190 and cold water pipe 150, the first hot water out pipe
113 one end is protruded into central heater ontology 111 and is connect with the other end of heat exchanger 1114, the first hot water out pipe 113
The other end then connect with hot-water line 160.
The cold water pipe 150 is connect with the hot-water line 160 by the check valve 180, so that in the hot-water line 160
The water that enough flows into the cold water pipe 150 and the cold water pipe 150 of water energy cannot flow into the hot-water line 160.It can manage
Solution, when needing to lead the water in hot-water line 160 into cold water pipe 150, which should be opened.
It is described at least one be all connected with water spot 102 and the hot-water line 160 and the cold water pipe 150.Wherein, it is described extremely
Few one is connect by cold water connecting tube 103 with the cold water pipe 150 with water spot 102, and pass through hot water connecting tube 104 with it is described
Hot-water line 160 connects；When user will be opened with water spot 102, the cold water in cold water pipe 150 can be oriented to by cold water connecting tube 103
With water spot 102, hot water connecting tube 104 can be by the hot water guiding water spot 102 in hot-water line 160.
In the present embodiment, it is additionally provided with total inlet valve 105 on the water inlet manifold 190, total inlet valve 105 is for controlling
Water inlet manifold 190 intakes or does not intake；The first cold water inlet pipe 112 is equipped with cold valves 106, which is used for
Control whether the first cold water inlet pipe 112 imports the cold water in water inlet manifold 190 in central heater ontology 111；Described first
Hot water out pipe 113 is equipped with hot water valve 107, and the hot water valve 107 is for controlling whether the first hot water out pipe 113 imports hot water
In hot-water line 160.
With continued reference to Fig. 2, the water circulating pump 170 is also electrically connected with the master controller 1111, the master controller
1111 for controlling the rotation of water circulating pump 170 or stopping operating.
In the present embodiment, which is equipped with circulation pattern, it is assumed that the hot water in central hot-water system 100
Water in pipe 160, cold water pipe 150 is stationary state, and the water in hot-water line 160 is cooled into cold after a period of time has passed
Water uses water spot 102 if directly opening, needing to wait for a period of time will be cold in hot-water line 160 when user needs using hot water
It but, could normal use hot water after the water discharge fallen；If user sets the central heater 110 before opening water spot 102
In circulation pattern, master controller 1111 controls the water circulating pump 170 rotation at this time, by the water circulating pump 170 by cold water pipe 150
In cold water be extracted into the water in heat exchanger 1114 being heated, and being cooled away in hot-water line 160 and then flow into cold water pipe 150,
In this way when user arbitrarily open it is one or more hot water can be used with water spot 102, that is, realize central hot-water system 100 i.e.
Immediate thermal function is opened, without waiting, the user experience is improved by user.In practical applications, the starting of central heater 110 can be set
After circulation pattern, circulation pattern is automatically closed after reaching setting time, with ensure the cold water in hot-water line 160 just all into
Enter cold water pipe 150, not only ensure that user opens in this way can use hot water with water spot 102, without waiting, and not influence
User uses cold water, improves user experience.
The working principle of central hot-water system 100 provided by the utility model embodiment is: central hot-water system 100 exists
Under original state, check valve 180, total inlet valve 105, cold valves 106, hot water valve 107 are opened, electric check valve 130 and hand
Dynamic shut-off valve 140 is turned off, when central heater 110 is in circulation pattern, 170 turns of 1111 control loop water pump of master controller
Dynamic, the cold water in cold water pipe 150 is extracted into heat exchanger 1114 and heats by water circulating pump 170, cools away in hot-water line 160
Water then flow into cold water pipe 150, at this time in central hot-water system 100, the flow direction of water is as shown in figure 3, hot-water line 160 at this time
Water be the hot water heated through over-heat-exchanger 1114.When user, which opens at least one, uses hot water with water spot 102, main control
Device 1111 calculates hot water total load W according to current inflow Q and inflow temperature T, and judges whether hot water total load W is greater than
Given threshold P, without starting water heater 120 to be launched, controls electric check valve when hot water total load W is less than given threshold P
130 close, and provide hot water with water spot 102 to be each by central heater 110, at this time in central hot-water system 100, the flow direction of water
As shown in Figure 4；When hot water total load W is greater than or equal to given threshold P, master controller 1111 controls electric check valve 130 and beats
It opens, so that the first cold water inlet pipe 112 is connected to by electric check valve 130 with water heater body 121 to be launched, heat to be launched at this time
After hydrophone 120 starts and heats to the water in the second cold water inlet pipe 122, the first hot water is imported by the second hot water out pipe 123
Outlet pipe 113 provides hot water with water spot 102 to be each to flow to hot-water line 160 together with the hot water in the first hot water out pipe 113,
At this time in central hot-water system 100, the flow direction of water is as shown in Figure 5；When electric check valve 130 breaks down, user can hand
Dynamic to open hand stop valve 140, the first cold water inlet pipe 112 passes through hand stop valve 140 and water heater body 121 to be launched at this time
Connection, the starting of water heater 120 to be launched simultaneously provides hot water with water spot 102 to be each jointly with central heater 110, at this time in center
In hot-water heating system 100, the flow direction of water is as shown in Figure 6；When central heater 110 breaks down, user can open manually manually
Shut-off valve 140, the first cold water inlet pipe 112 are connected to by hand stop valve 140 with water heater body 121 to be launched, heat to be launched
Hydrophone 120 starts, and provides hot water with water spot 102 to be each by water heater 120 to be launched, at this time in central hot-water system 100, water
Flow direction it is as shown in Figure 7.
In conclusion central hot-water system and central heater provided by the utility model embodiment, the central hot water
System includes central heater, water heater to be launched, electric check valve, cold water pipe, hot-water line and water circulating pump, the center heat
Hydrophone includes central heater ontology, the first cold water inlet pipe and the first hot water out pipe, the first cold water inlet pipe and described first
Hot water out pipe is connect with the central heater ontology, and one end of the water heater to be launched and the electric check valve connects
Connect, the first cold water inlet pipe is connect with the other end of the electric check valve, first hot water out pipe with it is described to be launched
Water heater connection；The central heater ontology includes master controller, water flow sensor and temperature sensor, and described electronic section
Only valve is communicated with master controller foundation, and the water flow sensor and the temperature sensor are electric with the master controller
Connection, water circulating pump, water flow sensor and the temperature sensor are all set in the first cold water inlet pipe, the first cold water into
Pipe, heat exchanger, the first hot water out pipe, hot-water line and the cold water pipe successively join end to end and constitute circulation loop；The master control
The inflow temperature of inflow and temperature sensor acquisition that device processed is used to acquire according to the water flow sensor calculates
Hot water total load controls the electric check valve and closes to separate when the hot water total load is less than the given threshold
The first cold water inlet pipe and the water heater to be launched are stated, and then the water heater to be launched is made to keep state to be launched；Described
When hot water total load is greater than or equal to the given threshold, control the electric check valve open be connected to first cold water into
Pipe and the water heater to be launched, and then make the water heater starting to be launched.Therefore, in this application, the central hot water system
System not only realizes instant-heating when user opens with water spot, but also master controller can acquire in real time according to water flow sensor
The inflow for flowing into central heater and the inflow temperature for flowing into central heater acquired in real time according to temperature sensor
The current hot water total load of central heater is calculated, and controls the start and stop state of water heater to be launched according to hot water total load, is made
Central hot-water system in winter inflow temperature it is low with or burden requirement needed for meeting in the case that water consumption is big, to solve existing
Having domestic central hot water system, inflow temperature is low in winter and is discharged not hot problem in the case that user's water consumption is big, realizes
The more people of big-room and luxury housing project house bathing simultaneously, hot water temperature is uniform, no perm formula, better user experience；In addition, the central hot-water system
Composition is simple, easy to operate, convenient for safeguarding.
It should be noted that, in this document, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.It should be noted that
To: similar label and letter indicate similar terms in following attached drawing, therefore, once determined in a certain Xiang Yi attached drawing
Justice does not need then that it is further defined and explained in subsequent attached drawing.
Claims (10)
1. a kind of central hot-water system, which is characterized in that the central hot-water system includes central heater, water heater to be launched
And electric check valve, the central heater include central heater ontology, the first cold water inlet pipe and the first hot water out pipe, it is described
First cold water inlet pipe and first hot water out pipe are connect with the central heater ontology, the water heater to be launched and institute
One end connection of electric check valve is stated, the first cold water inlet pipe is connect with the other end of the electric check valve, and described first
Hot water out pipe is connected to the water heater to be launched；The central heater ontology include master controller, water flow sensor and
Temperature sensor, the electric check valve are communicated with master controller foundation, and the water flow sensor and the temperature pass
Sensor is electrically connected with the master controller；
What the inflow and the temperature sensor that the master controller is used to acquire according to the water flow sensor acquired
Inflow temperature calculates hot water total load, and controls the electric check valve according to the hot water total load and open or close, so that
The water heater starting to be launched keeps state to be launched.
2. central hot-water system as described in claim 1, which is characterized in that the master controller is stored with given threshold, institute
Master controller is stated for the electric check valve being controlled and being closed to separate when the hot water total load is less than the given threshold
The first cold water inlet pipe and the water heater to be launched, and then the water heater to be launched is made to keep state to be launched；
The master controller is also used to control described electronic section when the hot water total load is greater than or equal to the given threshold
Only valve is opened to be connected to the first cold water inlet pipe and the water heater to be launched, and then makes the water heater starting to be launched.
3. central hot-water system as described in claim 1, which is characterized in that the water heater to be launched includes hot water to be launched
Device ontology, the second cold water inlet pipe and the second hot water out pipe, first hot water out pipe by second hot water out pipe with it is described
Water heater body's connection to be launched, the second cold water inlet pipe and the first cold water inlet pipe, the water heater body to be launched
It is all connected with, the electric check valve is arranged in the second cold water inlet pipe.
4. central hot-water system as described in claim 1, which is characterized in that the central heater ontology further includes heat exchange
Device, the central hot-water system further include cold water pipe, hot-water line and water circulating pump, the water circulating pump, water flow sensor and
The temperature sensor is all set in the first cold water inlet pipe, and the first cold water inlet pipe, heat exchanger, the first hot water go out
Pipe, hot-water line and the cold water pipe successively join end to end and constitute circulation loop.
5. central hot-water system as claimed in claim 4, which is characterized in that the central hot-water system further includes check valve,
The cold water pipe is connect with the hot-water line by the check valve, so that the water energy in the hot-water line enough flows into the cold water
It manages and the water in the cold water pipe cannot flow into the hot-water line.
6. central hot-water system as claimed in claim 4, which is characterized in that the central hot-water system further includes at least one
With water spot, it is described at least one be all connected with water spot and the hot-water line and the cold water pipe.
7. central hot-water system as claimed in claim 6, which is characterized in that it is described at least one with water spot pass through cold water connect
Pipe is connect with the cold water pipe, and is connect by hot water connecting tube with the hot-water line.
8. central hot-water system as claimed in claim 4, which is characterized in that the central hot-water system further includes always intaking
Pipe, the water inlet manifold are all connected with the cold water pipe and the first cold water inlet pipe.
9. central hot-water system as described in claim 1, which is characterized in that the central hot-water system further includes manual shutoff
Valve, one end of the hand stop valve are connect with the first cold water inlet pipe, the other end of the hand stop valve and it is described to
Start water heater connection.
10. a kind of central heater is applied to central hot-water system, which is characterized in that the central hot-water system includes wait open
Dynamic water heater and electric check valve, the water heater to be launched are connect with one end of the electric check valve, the central hot water
Device includes central heater ontology, the first cold water inlet pipe and the first hot water out pipe, the first cold water inlet pipe and first heat
Water outlet pipe is connect with the central heater ontology, and the other end of the first cold water inlet pipe and the electric check valve connects
It connects, first hot water out pipe is connected to the water heater to be launched；The central heater ontology includes master controller, water flow
Quantity sensor and temperature sensor, the foundation of the electric check valve and the master controller communicate, the water flow sensor and
The temperature sensor is electrically connected with the master controller；
What the inflow and the temperature sensor that the master controller is used to acquire according to the water flow sensor acquired
Inflow temperature calculates hot water total load, and controls the electric check valve according to the hot water total load and open or close, so that
The water heater starting to be launched keeps state to be launched.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820624474.7U CN208186499U (en) | 2018-04-27 | 2018-04-27 | Central hot-water system and central heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820624474.7U CN208186499U (en) | 2018-04-27 | 2018-04-27 | Central hot-water system and central heater |
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| CN208186499U true CN208186499U (en) | 2018-12-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489072A (en) * | 2018-04-27 | 2018-09-04 | 广东万家乐燃气具有限公司 | Central hot-water system, central heater and water heater control method |
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2018
- 2018-04-27 CN CN201820624474.7U patent/CN208186499U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489072A (en) * | 2018-04-27 | 2018-09-04 | 广东万家乐燃气具有限公司 | Central hot-water system, central heater and water heater control method |
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