Heating system and electric heater
Technical field
The utility model relates to technical field of water heaters, in particular to a kind of heating system and a kind of electric heater.
Background technique
Traditional storage-type electric water heater is using water as heat-storage medium, and by the lower limitation of specific heat capacity of water, hot water amount is less, such as
Fruit will increase water, then need to occupy indoor more spaces using bigger volumetric water gallbladder;And as hot water is released outward, heat
Water temperature in the water storage bag of hydrophone is also gradually reduced, and water temperature and hot water amount is caused not to be able to satisfy the needs used.
Utility model content
The utility model aims to solve at least one of technical problems existing in the prior art or related technologies.
In view of this, one of the utility model is designed to provide a kind of heating system.
Another of the utility model is designed to provide a kind of electric heater.
To achieve the goals above, the technical solution of the utility model first aspect provides a kind of heating system, comprising:
Energy-storage box, energy-storage box is interior to be filled with phase-change material;Heat exchanger is set in energy-storage box;Circulation line, circulation line pass through energy storage
Case, and part circulation line is set in heat exchanger;Water gallbladder is set on circulation line, and heater is equipped in water gallbladder, passes through heater
To the fluid heating in water gallbladder, wherein phase-change material is to store through the heater through water gallbladder in heat exchanger and circulation line
The heat of fluid communication after heating.
In the technical scheme, energy-storage box is passed through by circulation line, and fills phase-change material in energy-storage box, with storage
By the heat of the fluid communication in heat exchanger and circulation line after the heating of the heater of water gallbladder, i.e., heat is provided with outside water gallbladder
Stocking mechanism is measured, improves heat storage performance and the heat transfer rate of heating system, and phase-change material specific heat capacity is larger, equally
The phase-change material of volume can store more heats than water, therefore use phase-change material heat accumulation, can save space, and with
When water, by phase-change material additional heat, water temperature is improved, and then increase the water of hot water, improve water heater and use just
Benefit and comfort.
Specifically, energy-storage box of the setting filled with phase-change material in heating system stores heat convenient for passing through phase-change material
Amount;Heat exchanger is set in energy-storage box, and circulation line passes through energy-storage box, and part circulation line is set in heat exchanger, is conducive to
Phase-change material in energy-storage box is exchanged heat by heat exchanger and the higher fluid of temperature in circulation line, to absorb and store
Heat in fluid;Also help makes phase-change material pass through the fluid in heat exchanger and circulation line again when using water heater
Secondary carry out heat exchange, the heat that it is stored are released to the lower fluid of temperature, improve the temperature of fluid, increase hot water
Water;Water gallbladder is set on circulation line, and heater is equipped in water gallbladder, is heated by heater to the fluid in water gallbladder, Ke Yiwei
Fluid provides heat, and is recycled in circulation line by heat through heat exchanger transfer by fluid to the phase transformation in energy-storage box
Material can also make fluid after completing heat transfer, be circulated back in water gallbladder and heat again, persistently to transfer heat to
Phase-change material is realized to further increase the heat storage capacity of heating system and the heat transfer rate of system and quickly uses hot water, subtract
Few period of reservation of number, increases the purpose of hot water water.
It is to be appreciated that exchanged heat to phase-change material by heat exchanger using fluid, rather than directly using heating
Device can also avoid phase-change material local temperature excessively high and lead to the possibility damaged to phase-change material heat supply.
In the above-mentioned technical solutions, further, water gallbladder specifically includes: gallbladder body, and heater includes be fixedly arranged on gallbladder body one
The heating tube of the end cap at end and the internal stretch to gallbladder body;Water inlet pipe is connected with circulation line, and water inlet pipe is set to gallbladder body and leans on
One end of proximal cover;Outlet pipe is connected with circulation line, and outlet pipe is set to the one end of gallbladder body far from end cap.
In the technical scheme, gallbladder body and heating tube, water inlet pipe and outlet pipe are specifically set in water gallbladder, and intake
Pipe, outlet pipe are connected with circulation line, convenient for being heated by heating tube to the cold water that water inlet pipe is put into water gallbladder, then
Enter circulation line by the hot water that outlet pipe is released after heating, carries out heat exchange with phase-change material, and recycle the above process, hold
The continuous thermal energy storage for realizing heating system improves the thermal storage performance in heating system, and then improves heat transfer rate and hot water amount;Add
Hot device includes the end cap for being fixedly arranged on one end of gallbladder body, convenient for reducing heat and leaking by end cap seal gallbladder body;Heating tube is to gallbladder body
Internal stretch improve the uniformity and heating efficiency of heating convenient for heating in gallbladder body to more fluids;It will water inlet
Pipe is set to one end that gallbladder body leans on proximal cover, and outlet pipe is set to the one end of gallbladder body far from end cap, keeps the position of inflow and outflow wrong
It opens, reduces the possibility that the cold water put into is directly released from outlet pipe, improve heating efficiency;Simultaneously as heating tube is to gallbladder
Body internal stretch, and be discharged and be set to the one end of gallbladder body far from end cap, the two cooperates, and the fluid for improving outlet pipe releasing is
The possibility of hot water, and then improve the heat exchange efficiency of system.
In the above-mentioned technical solutions, optionally, circulation line includes: the first heat exchange branch pipe, is set in heat exchanger, and first
One end of heat exchange branch pipe is connected with outlet pipe;Second heat exchange branch pipe, be set to heat exchanger in, and second heat exchange branch pipe one end with into
Water pipe is connected, wherein the first heat exchange branch pipe is connected with the second heat exchange branch pipe.
In the technical scheme, by the way that the first heat exchange branch pipe interconnected and the second heat exchange branch are arranged in heat exchanger
Pipe, and one end of the first heat exchange branch pipe is connected with outlet pipe;One end of second heat exchange branch pipe is connected with water inlet pipe, makes the first heat exchange
Branch pipe and the second heat exchange branch pipe and water inlet pipe, outlet pipe form the circulation line of closure, convenient for fluid in water gallbladder, energy storage
Reciprocation cycle flows between case, heat exchanger, and then enables fluid by the heating tube circulating-heating in water gallbladder, with the phase in energy-storage box
Become material circulation and carry out heat exchange, realizes that heating system carries out the purpose of heat accumulation by phase-change material, increase heating system
Thermal storage performance and heat exchange efficiency to not only can quickly use hot water, but also can improve the hot water amount of complete machine discharge.
In the above-mentioned technical solutions, optionally, heating system further include: disengaging branch pipe, be connected to the first heat exchange branch pipe with
Between second heat exchange branch pipe;First solenoid valve is set on the first heat exchange branch pipe;Second solenoid valve is set on disengaging branch pipe.
In the technical scheme, by the setting disengaging branch pipe between the first heat exchange branch pipe and the second heat exchange branch pipe, and will
First solenoid valve is set on the first heat exchange branch pipe, and the on-off of control the first heat exchange branch pipe, second solenoid valve is set on disengaging branch pipe,
The on-off of control disengaging branch pipe is the use of water heater, provides a variety of the circulation paths so as to realize different circulation routes
Line options improve convenience and comfort that water heater uses.
Specifically, the first solenoid valve close and second solenoid valve open when, first heat exchange branch pipe pipeline be truncated, from
And make the water of water gallbladder after outlet pipe discharge, it flows away from disengaging branch pipe without entering heat exchanger, heating system is without heat accumulation;This
When kind circulation route is less suitable for water consumption, is conducive to save the energy, reduces unnecessary heat accumulation.
When the first solenoid valve is opened and second solenoid valve is closed, the pipeline for passing in and out branch pipe is closed, the hot water of water gallbladder from
After outlet pipe discharge, the first heat exchange branch pipe can be flowed through, the phase-change material in heat exchanger, with energy-storage box carries out heat exchange, realize phase
Become the energy storage of material, water temperature reduces at this time, and the cold water after cooling back flows back into water gallbladder through the second heat exchange branch pipe, water inlet pipe, again
Into being reheated in water gallbladder, then heat exchanger is flowed to, reciprocation cycle increases thermal energy storage amount and the hot water in heating system
When water consumption is larger, using this circulation route, the convenience and comfort that water heater uses can be improved in water.
In the above-mentioned technical solutions, further, heating system further include: water inlet pipe, one end and water source of water inlet pipe connect
Logical, the other end of water inlet pipe is connected to circulation line.
In the technical scheme, one end of water inlet pipe is connected to water source, and the other end is connected to circulation line, for heating system
The circulation line of system provides water source, avoids the possibility of dry combustion method, improves the safety of heating system.
In the above-mentioned technical solutions, further, heating system further include: circulating pump is set in circulation line, with driving
Fluid flows in circulation line.
In the technical scheme, by the way that circulating pump is arranged in circulation line, driving fluid flows in circulation line, can
To accelerate flowing velocity of the fluid in circulation line, heat exchange efficiency is improved, and then improve the thermal storage performance and heat of heating system
Water improves convenience and comfort that water heater uses.
In any of the above-described technical solution, further, heating system further include: drainpipe, one end of drainpipe with
Circulation line connection.
In the technical scheme, by the way that drainpipe is arranged in heating system, and one end of drainpipe and circulation line connect
It is logical, convenient for discharging hot water outward by drainpipe, for users to use, to improve the convenience and comfort that water heater uses.
In the above-mentioned technical solutions, further, heating compartment further include: check valve is set on circulation line, and unidirectional
Valve be set between drainpipe and water inlet pipe, with limit fluid from the side that circulation line is connected with drainpipe to circulation line with enter
The connected side one-way flow of water pipe.
In the technical scheme, by the way that check valve is arranged between drainpipe and water inlet pipe, fluid is limited by circulation line
The side one-way flow that the side being connected with drainpipe is connected to circulation line with water inlet pipe, the fluid for avoiding water inlet pipe are direct
From drainpipe flow out and cause it is anhydrous in circulation line and water gallbladder there is the possibility of dry combustion method, improve the safety of heating system.
In the above-mentioned technical solutions, optionally, circulating pump is set in the circulation line between connection heat exchanger and water inlet pipe,
When entering circulation line to enable flow through water inlet pipe, driven through circulating pump.
In the technical scheme, circulating pump is set in the circulation line between connection heat exchanger and water inlet pipe, so that stream
It when body enters circulation line by water inlet pipe, is driven through circulating pump, can preferably accelerate the flow velocity of fluid in circulation line, subtract
Few possibility blocked at water inlet pipe, improves the heat exchange efficiency of heating system.
In the above-mentioned technical solutions, further, heating system further include: microcontroller, with the first solenoid valve, the second electricity
Magnet valve and circulating pump electrical connection, microcontroller is when receiving heating signal, the first solenoid valve of control and circulation pump, and second
Solenoid valve is opened, and to heat to the fluid in liner, microcontroller controls the first solenoid valve and follow when receiving heat accumulation signal
Ring pump is opened, and second solenoid valve is closed, so that phase change material stores heat amount.
In the technical scheme, it by being arranged microcontroller, and microcontroller and the first solenoid valve, second solenoid valve and follows
Ring pump electrical connection, microcontroller control the first solenoid valve and circulation pump, second solenoid valve are beaten when receiving heating signal
It opens, to heat to the fluid in liner, microcontroller controls the first solenoid valve and circulating pump is beaten when receiving heat accumulation signal
It opens, second solenoid valve is closed, so that phase change material stores heat amount, improves the degree of automation of heating system, and then is improved
The convenience and comfort that water heater uses.
The technical solution of the utility model second aspect provides a kind of electric heater, including appointing in above-mentioned first aspect
The heating system of one technical solution.
In the technical scheme, by using the heating system of any one of above-mentioned first aspect technical solution, thus
Whole beneficial effects of above-mentioned technical proposal are provided with, details are not described herein.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the heating system of one embodiment of the utility model;
Fig. 2 is the structural schematic diagram of the water gallbladder of one embodiment of the utility model.
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 2 are as follows:
10 energy-storage boxes, 12 phase-change materials, 14 heat exchangers, 16 water gallbladders, 160 gallbladder bodies, 162 water inlet pipes, 164 outlet pipes, 18 add
Hot device, 180 end caps, 182 heating tubes, 20 circulation lines, 200 first heat exchange branch pipes, 202 first heat exchange branch pipes, 22 disengaging branch pipes,
24 first solenoid valves, 26 second solenoid valves, 28 water inlet pipes, 30 drainpipes, 32 circulating pumps, 34 check valves.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
Some embodiments according to the present utility model are described referring to Fig. 1 to Fig. 2.
As shown in Figure 1 to Figure 2, according to the utility model proposes one embodiment heating system, including energy-storage box 10,
Heat exchanger 14, circulation line 20 and water gallbladder 16, wherein phase-change material 12 is filled in energy-storage box 10;Heat exchanger 14 is set to energy storage
In case 10;Circulation line 20 passes through energy-storage box 10, and part circulation line 20 is set in heat exchanger 14;Water gallbladder 16 is set to circulation pipe
On road 20.Further, it is equipped with heater 18 in water gallbladder 16, the fluid in water gallbladder 16 is heated by heater 18, wherein phase
Become material 12 to store through the fluid communication in heat exchanger 14 and circulation line 20 after the heater 18 of water gallbladder 16 heats
Heat.
In the present embodiment, energy-storage box 10 is passed through by circulation line 20, and fills phase-change material 12 in energy-storage box 10,
To store the heat by the fluid communication in heat exchanger 14 and circulation line 20 after the heater 18 of water gallbladder 16 heats, that is, exist
It is provided with heat storage mechanism outside water gallbladder 16, improves heat storage performance and the heat transfer rate of heating system, and phase transformation material
Expect that 12 specific heat capacities are larger, the phase-change material 12 of same volume can store more heats than water, therefore use phase-change material 12
Heat accumulation can save space, and when with water, by 12 additional heat of phase-change material, improve water temperature, and then increase hot water
Water improves convenience and comfort that water heater uses.
Specifically, energy-storage box 10 of the setting filled with phase-change material 12 in heating system, convenient for passing through phase-change material 12
Store heat;Heat exchanger 14 is set in energy-storage box 10, and circulation line 20 passes through energy-storage box 10, and part circulation line 20 is set to
In heat exchanger 14, the phase-change material 12 be conducive in energy-storage box 10 is higher by heat exchanger 14 and the temperature in circulation line 20
Fluid exchanges heat, to absorb and store the heat in fluid;It also helps when using water heater, passes through phase-change material 12
Fluid in heat exchanger 14 and circulation line 20 carries out heat exchange again, and it is lower that the heat that it is stored is released to temperature
Fluid improves the temperature of fluid, increases the water of hot water;Water gallbladder 16 is set on circulation line 20, and heater is equipped in water gallbladder 16
18, the fluid in water gallbladder 16 is heated by heater 18, heat can be provided for fluid, and by fluid in circulation line 20
Middle circulation and heat is passed into the phase-change material 12 in energy-storage box 10 by heat exchanger 14, fluid can also be made to complete heat
It after transmitting, is circulated back in water gallbladder 16 and heats again, persistently to transfer heat to phase-change material 12, to further increase
The heat storage capacity of heating system and the heat transfer rate of system realize and quickly use hot water, reduce period of reservation of number, increase hot water
The purpose of water.
It is to be appreciated that being exchanged heat to phase-change material 12 by heat exchanger 14 using fluid, rather than directly use
Heater 18 can also avoid 12 local temperature of phase-change material excessively high and lead to the possibility damaged to 12 heat supply of phase-change material.
In a specific embodiment of the utility model, heating system specifically includes energy-storage box 10, phase-change material 12, changes
Hot device 14, water gallbladder 16, circulating pump 32, water inlet pipe 162, circulation line 20, outlet pipe 164, check valve 34, the first solenoid valve 24,
Second solenoid valve 26 forms.
Water gallbladder 16 is made of gallbladder body 160, water inlet pipe 162, heater 18, outlet pipe 164.
Phase-change material 12 is filled in energy-storage box 10, and heat exchanger 14 is placed in phase-change material 12.
Water gallbladder 16, circulating pump 32, circulation line 20, check valve 34 and the first solenoid valve 24, are equipped with outside energy-storage box 10
Two solenoid valves 26.
Heating system can there are two types of usage modes, first way not to carry out heating energy storage to phase-change material 12, only will
The water of water gallbladder 16 is heated, and does not start circulating pump 32, and the first solenoid valve 24 is closed, and second solenoid valve 26 is opened;Second
Kind mode carries out heating energy storage to phase-change material 12, starts circulating pump 32, and the first solenoid valve 24 is opened, and second solenoid valve 26 is closed
It closes, heat is replaced by heat exchanger 14 to phase-change material 12, this process realizes the energy storage of phase-change material 12.Hot water passes through heat exchange
Device 14 replaces heat to phase-change material 12, and water temperature reduction becomes cold water, again passes by heating, flow to heat exchanger 14;Period is followed
Ring is completed until 12 energy storage of phase-change material.
Further, the heating system of the present embodiment, further includes: water inlet pipe 28 and drainpipe 30, one end of water inlet pipe 28
It is connected to water source, the other end of water inlet pipe 28 is connected to circulation line 20, to provide water source for circulation line 20, is avoided dry
The possibility of burning;One end of drainpipe 30 is connected to circulation line 20, will pass through the discharge hot water outward of drainpipe 30, for user
It uses.
On circulation line 20, between water inlet pipe 28 and drainpipe 30, it is additionally provided with check valve 34, to limit fluid by recycling
The side one-way flow that the side that pipeline 20 is connected with drainpipe 30 is connected to circulation line 20 with water inlet pipe 28, avoids into water
The water of pipe 28 directly from drainpipe 30 flow out and cause it is anhydrous in circulation line 20 and water gallbladder 16 there is the possibility of dry combustion method, improve
The safety of heating system also reduces the waste of water resource.
Optionally, in some embodiments of the utility model, heating system further include: circulating pump 32 is set to circulation pipe
In road 20, to drive fluid to flow in circulation line 20, accelerates flowing velocity of the fluid in circulation line 20, improve heat exchange
Efficiency.
Specifically, in some embodiments of the utility model, heater 18 includes the gallbladder body 160 for being fixedly arranged on water gallbladder 16
The end cap 180 of one end and heating tube 182 to 160 internal stretch of gallbladder body, water inlet pipe 162 are connected with circulation line 20, and into
Water pipe 162 is set to one end that gallbladder body 160 leans on proximal cover 180;Outlet pipe 164 is connected with circulation line 20, and outlet pipe 164 is set
In the one end of gallbladder body 160 far from end cap 180, in order to pass through the cold water that heating tube 182 is put into water inlet pipe 162 in water gallbladder 16
It is heated, then circulation line 20 is entered by the hot water that outlet pipe 164 is released after heating, carry out hot friendship with phase-change material 12
It changes, and recycles the above process, persistently realize the thermal energy storage of heating system, improve the thermal storage performance in heating system, Jin Erti
High heat transfer rate and hot water amount.
In some embodiments, further, circulation line 20 includes the first heat exchange branch pipe 200 in heat exchanger 14
It is connected with one end of the second branch pipe, and the first heat exchange branch pipe 200 with outlet pipe 164;One end of second heat exchange branch pipe 202 and water inlet
Pipe 162 is connected, and the first heat exchange branch pipe 200 and the second heat exchange branch pipe 202 and water inlet pipe 162, outlet pipe 164 is made to form closure
Circulation line 20, convenient for fluid between water gallbladder 16, energy-storage box 10, heat exchanger 14 reciprocation cycle flow, enable fluid by water
182 circulating-heating of heating tube in gallbladder 16, and heat exchange is carried out with the circulation of phase-change material 12 in energy-storage box 10, realize heating system
System carries out the purpose of heat accumulation by phase-change material 12.
In other embodiments of the utility model, heating system further include: disengaging branch pipe 22 is connected to the first heat exchange
Between branch pipe 200 and the second heat exchange branch pipe 202;First solenoid valve 24 is set on the first heat exchange branch pipe 200;Second solenoid valve 26,
On disengaging branch pipe 22, will pass through the on-off of the first solenoid valve 24 and second solenoid valve 26, different circulation routes is realized,
Improve convenience and comfort that water heater uses.
Specifically, the first solenoid valve 24 close and second solenoid valve 26 open when, first heat exchange branch pipe 200 pipeline cut
It is disconnected, to make the water of water gallbladder 16 after the discharge of outlet pipe 164, flow away from disengaging branch pipe 22 without entering heat exchanger 14, heating system
System is without heat accumulation;When such circulation route is less suitable for water consumption, is conducive to save the energy, reduces unnecessary heat accumulation.
When the first solenoid valve 24 is opened and second solenoid valve 26 is closed, the pipeline of disengaging branch pipe 22 is closed, water gallbladder 16
Hot water after the discharge of outlet pipe 164, the first heat exchange branch pipe 200, the phase-change material in heat exchanger 14, with energy-storage box 10 can be flowed through
12 carry out heat exchanges, realize the energy storage of phase-change material 12, and water temperature reduces at this time, cold water after cooling through the second heat exchange branch pipe 202,
Water inlet pipe 162 back flows back into water gallbladder 16, is again introduced into water gallbladder 16 and is reheated, then flows to heat exchanger 14, reciprocation cycle, increases
The thermal energy storage amount and hot water water in heating system are added, when water consumption is larger, using this circulation route, Ke Yiti
The convenience and comfort that high water heater uses.
Further, in some embodiments of the utility model, microcontroller, microcontroller and the first solenoid valve are additionally provided with
24, second solenoid valve 26 and circulating pump 32 are electrically connected, and microcontroller controls 24 He of the first solenoid valve when receiving heating signal
Circulating pump 32 is closed, and second solenoid valve 26 is opened, and to heat to the fluid in liner, microcontroller is receiving heat accumulation signal
When, it controlling the first solenoid valve 24 and circulating pump 32 is opened, second solenoid valve 26 is closed, so that phase-change material 12 stores heat, from
And the degree of automation of heating system is improved, and then improve convenience and comfort that water heater uses.
The electric heater that the embodiments of the present invention provide, including any one heating system in above-described embodiment, from
And whole beneficial effects of above-described embodiment are provided with, details are not described herein.
The technical solution of the utility model is had been described in detail above with reference to the accompanying drawings, by the technical solution of the utility model,
The heat effectively provided heater is stored, and the heat storage capacity and heat exchange efficiency of heating system is improved, identical
Water gallbladder volume under the hot water amount of water heater greatly improved.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as
Indication or suggestion relative importance;Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace
Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection
It is to be detachably connected, or be integrally connected;" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right
For those skilled in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
In the description of the utility model, it is to be understood that term " on ", "lower", "left", "right", "front", "rear" etc. refer to
The orientation or positional relationship shown be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the utility model and
Simplify description, rather than the device or unit of indication or suggestion meaning there must be specific direction, with specific orientation construction
And operation, it is thus impossible to be construed as a limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.