CN105546808B - A kind of working method of thick-film electric water heater - Google Patents
A kind of working method of thick-film electric water heater Download PDFInfo
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- CN105546808B CN105546808B CN201610052936.8A CN201610052936A CN105546808B CN 105546808 B CN105546808 B CN 105546808B CN 201610052936 A CN201610052936 A CN 201610052936A CN 105546808 B CN105546808 B CN 105546808B
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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
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
- F24H1/202—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply with resistances
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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
-
- 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
- F24H9/2021—Storage 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
- F24H2250/00—Electrical heat generating means
- F24H2250/02—Resistances
Abstract
The present invention relates to electric heater technical fields, more particularly to a kind of thick-film electric water heater, including heater (1), water storage bag (2), insulating layer (3) and shell (4), it further include temperature sensing device (8), the temperature sensing device (8) includes the first water temperature probe (80), the second water temperature probe (81) and temperature limiter inserting tube (82)；The working method of heating mode not of the same race is provided using the water heater the invention further relates to a kind of, first water temperature probe (80) sets that operating temperature is Ta and second water temperature probe (81) sets operating temperature as Tb, by the numerical value that Ta is arranged, the numerical value and Ta of Tb, quantity difference between Tb adjusts and controls the working condition of heater, and then adjust leaving water temperature, keeping warm mode can be enable to terminate in advance, increase the hot water amount in water storage bag (2), solve the problems, such as that winter hot water output is insufficient, it is low with power, the feature that occupied area is small and structure is simple.
Description
Technical field
The present invention relates to electric heater technical field more particularly to a kind of thick-film electric water heaters, and are mentioned using the water heater
For the working method of heating mode not of the same race.
Background technique
Currently, the hot water output of water heater is often insufficient when use in winter water heater, the using effect of user is influenced.
To solve this problem, a kind of double-core bimodulus water heater is developed in market, which uses double-core and two mode field to increase
The water supply of hot water；But this kind of water heater structure complexity, price is higher, and power is high, high-power to cause use scope serious
It is limited；At the same time, a kind of storage-type electric water heater is capable of providing more hot water amount, but this kind of water heater needs additional one
A water storage tower causes the occupation area of equipment larger, and use occasion is restricted and unsightly；In addition, to improve hot water reserves, mesh
It is preceding to have a kind of water heater on the market, it is worked in time by the way that Hall resistance is arranged in water inlet with controlling heater, improves hot water
Water rate makes, and in actual use, due to the region of water quality inferiority, the time is not had to the long or normal time, it is easy to cause leaf
Wheel blocks failure by scale, and the structure of the water heater is also complicated, assembling trouble, and stability is poor.In conclusion one kind can
Guarantee that hot water output, occupied area is small, power is low and the simple water heater of structure will be a kind of market trend.
Summary of the invention
An object of the present invention is the problem of overcoming existing water heater in view of the deficiencies of the prior art, is mentioned
For a kind of thick-film electric water heater.
A kind of thick-film electric water heater, including heater, water storage bag, insulating layer and shell, the heater are located at the storage
It further include water inlet pipe, outlet pipe and magnesium bar, which leads to water for the water inside water storage bag described in electric heating inside water gallbladder
After crossing water inlet introducing water storage bag, after heated device heating, it further includes temperature sensing device that hot water is discharged by outlet pipe, temperature-sensitive dress
One end for installing in the water storage bag and being located at the heater, for detecting the temperature of water in water storage bag；The temperature-sensitive
Device includes the second water temperature probe, the second water temperature probe and the second temperature probe；The second water temperature probe is arranged described second
The top of water temperature probe, second temperature probe are located between second water temperature probe and second water temperature probe, and the
The vertical range of two water temperatures probe and the second water temperature probe is d；The second water temperature probe positions are higher than the bottom of the heater
End position, while the water inlet water discharging direction the second water temperature probe positions of direction.
As a preference, the second water temperature probe is located at the axial centerline of the water storage bag.
As a preference, the inner diameter values of the water storage bag are D, d/D=0.4~0.9.
As a preference, d=50~the 70mm.
As a preference, further include inclined inserting tube, the first water temperature probe, the second water temperature probe and temperature limiter inserting tube
It is successively set in the inclined inserting tube.
As a preference, temperature limiter inserting tube is liquid expanding mechanical thermostat.
Beneficial effects of the present invention:
(1) there are two water temperatures to pop one's head in for the setting of this water heater, can increase the function of monitoring water inlet temperature, can pass through monitoring
The temperature of first water temperature probe and the second water temperature probe, and above-described temperature transition is adjusted at electric signal by program
With the working condition of control heater, when water heater reaches operating temperature, keeping warm mode can be terminated in advance, and increase water storage bag
Interior hot water amount, to improve the water yield of hot water, especially in winter state when, when the temperature of water inlet is lower, water storage
When temperature-difference in gallbladder is larger, the problem of hot water output deficiency.
(2) this structure is simple, does not need double-core bimodulus, it is only necessary to which low function can be realized by adding temp probe and setting program
Rate heat supply, and practical occupied area is small.
It is another object of the present invention in view of the deficiencies of the prior art, overcome existing water heater, mention
For a kind of working method of thick-film water heater: the first water temperature probe sets operating temperature as Ta, and second water temperature is visited
Head sets operating temperature as Tb, and the numerical value of the Ta and Tb can be adjusted；By be arranged the numerical value of Ta, Tb numerical value and
Quantity difference between Ta, Tb adjusts and controls the working condition of the first water temperature probe and the second water temperature probe, first water
Temperature probe and the controllable heater work of second water temperature probe, the heater increase the temperature of water in water storage bag, from
And adjust the water outlet leaving water temperature of outlet pipe.
As an implementation, the thick-film electric water heater includes following operating mode: the thick-film electric water heater packet
Include following operating mode:
Initial heating mode: the initial heating mode carrying out practically is as follows: the setting work of the first water temperature probe
Temperature is Ta, second water temperature probe sets operating temperature as Tb=Ta-20~30；During initialization, described
One water temperature probe with monitoring temperature Ta ', the Tb ' that second water temperature is popped one's head in be respectively lower than its corresponding setting work temperature a,
Tb, at this time the second water temperature probe priority acccess control heater work；The heater is heated to the prison of the first water temperature probe
Stop heating after testing temperature Ta ' to Ta；
With water heating mode: after initial heating mode, user's water, the second water temperature probe monitors its prison first
Testing temperature Tb ' decline, when the Tb ' is down to Tb-5 or less, and the first water temperature probe monitors temperature Ta ' is no more than Ta+5
When, the second water temperature probe priority acccess control heater work；
Holding mode: after initial heating mode, user does not have to water, and into keeping warm mode, first water temperature is visited at this time
Monitoring temperature Ta ' the decline of head, due to the effect of mixed flow, the monitoring temperature Tb ' of the second water temperature probe is higher than it and sets work
Make temperature Tb, at this point, first water temperature probe priority acccess control heater work carries out concurrent heating, the first water temperature probe control
Heater works repeatedly keeps the work temperature a of water temperature and setting in water storage bag almost the same.
As an implementation, the holding mode further include: after warm mode, user's water, second water
Warm probe monitors are to water temperature drop, if its temperature Tb ' monitored is lower than the work temperature b of its setting at this time, described at this time the
The probe control heater work of two water temperatures carries out concurrent heating；If additional heat be greater than the water outlet heat, water temperature will increase until
The monitoring temperature Ta ' of the first water temperature probe reaches its set temperature Ta+5, and the second water temperature probe stops heating work at this time.
As an implementation, the holding mode further include: after warm mode, user's water, second water
Warm probe monitors are to water temperature drop, if its temperature Tb ' monitored is lower than the work temperature b of its setting at this time, described at this time the
The probe control heater work of two water temperatures；The monitoring temperature Ta ' of the first water temperature probe is higher than Ta+3 and is lower than Ta+5 at this time,
And the monitoring temperature Tb ' of the second water temperature probe lower than Tb-2 and is higher than Tb-5, if user continues conventional water, increases at this time
One Conditions Temperature C, i.e., when the monitoring temperature of the second water temperature probe (81) is lower than Tb-C, the second water temperature probe (81) control
Heater (1) work, heater (1) stop working condition: the monitoring temperature Tb ' to second water temperature probe (81) is not less than
The monitoring temperature Ta ' of Tb and first water temperature probe (80) is not less than Ta+5, and can be popped one's head in (81) i.e. control by the second water temperature
Heater (1) continuous work to second water temperature pop one's head in (81) reach its set work temperature b.
As an implementation, unconventional water-use model: user directly puts high-temperature-hot-water, since intake pressure is big, storage
Water mixed flow in water gallbladder, the monitoring temperature Ta ' of the first water temperature probe is down to Ta-2 hereinafter, second water temperature is popped one's head at this time
Monitoring temperature Tb ' be higher than its setting work temperature b, at this time the first water temperature probe control heater heating.
As an implementation, Ta=70~80 DEG C.
As an implementation, the C is 5~10 DEG C.
Beneficial effects of the present invention:
The operating temperature that set of (1) first water temperature probe sets operating temperature as Tb as Ta and the second water temperature probe, Ta
When containing 75 DEG C for 75 degree or more, in keeping warm mode, the water heater of general list temp probe works as it and detects temperature lower than 5 DEG C
When, heater is started to work, and cold water enters water heater at this time, will form hydrothermal area and cold water area in water storage bag, at this time when
The water of cold water area, which enters in water storage bag, expands the range of cold water area, until influencing hydrothermal area and its temperature being down to temperature
When the monitoring temperature of probe is lower than 5 DEG C of operating temperature, water heater is just started to work；And this water heater is used, it is visited in the first water temperature
When head monitors that its operating temperature is lower than the temperature of its setting, setting one lower than the first water temperature probe and the second water temperature probe
Temperature value allows heater to carry out heating work in advance, i.e., the Heat preservation temperature difference in, 5 degree of low-temperature space be automatically converted into 2 or 1
Degree, can shift to an earlier date the concurrent heating time, control program according to the information of upper and lower probe detection, according to the heating of various different type of machines speed
Degree, calculates the in due course concurrent heating time, and start to work program, to increase hot water effluent's amount.This kind of operating mode solves at present
Power utilization environment is in 2.5 squares of power supply lines, and power is in the middle or small volume water heater of the 3-50kW inadequate problem of water yield in winter.
When winter user takes a shower or needs the occasion of more hot water, timely concurrent heating can be shifted to an earlier date, increase water supply.
(2) use water heating mode: after initial heating mode, user's water, the second water temperature probe monitors first
Its monitoring temperature Tb ' decline, when the Tb ' is down to Tb-5 or less, and the first water temperature probe monitors temperature Ta ' is no more than
When Ta+5, the second water temperature probe priority acccess control heater work；The second water temperature probe has monitored water at low temperature first at this time
Into water storage bag, it can pop one's head in compared with the first water temperature and monitor temperature change first, more single water temperature probe can carry out concurrent heating in advance.
(3) holding mode: after initial heating mode, user does not have to water, into keeping warm mode, first water temperature at this time
The monitoring temperature Ta ' of probe declines, due to the effect of mixed flow, inventors have found that the monitoring temperature Tb ' of second water temperature probe
Work temperature b is set higher than it, at this point, first water temperature probe priority acccess control heater work progress concurrent heating, described first
Water temperature probe control heater works repeatedly and keeps the work temperature a of water temperature and setting in water storage bag almost the same.This kind of mode
It can guarantee that the water temperature in water storage bag keeps substantially constant.
(4) after warm mode, user's water, the second water temperature probe monitors are to water temperature drop, if it is monitored at this time
The temperature Tb ' arrived is lower than the work temperature b of its setting, at this time the second water temperature probe control heater work；It is described at this time
The monitoring temperature Ta ' of first water temperature probe is higher than Ta+3 and is lower than Ta+5, and the monitoring temperature Tb ' of second water temperature probe is low
In Tb-2 and it is higher than Tb-5, if user continues conventional water, increases by a Conditions Temperature C at this time, i.e., when the second water temperature pops one's head in (81)
Monitoring temperature when being lower than Tb-C, second water temperature probe (81) control heater (1) work, heater (1) stops working
Condition: monitoring temperature of the monitoring temperature Tb ' of the second water temperature probe (81) not less than Tb and first water temperature probe (80)
It spends Ta ' and is not less than Ta+5, (81) i.e. control heater (1) continuous work to described second water temperature that can be popped one's head in by the second water temperature is visited
Head (81) reaches it and sets work temperature b.Set a Conditions Temperature at this time, can continuously use water when, especially winter when,
Heater can be made to carry out timely and effectively concurrent heating, guarantee the continuous effluent of hot water.
In conclusion the present invention is reasonably solved using dual probe, current double-core is double to be touched to improve water yield and designs
The problem of.The working procedure of dual probe can be calculated by temperature rise rate by heating time.Second water temperature probe is set as virtual temperature
Degree, the setting of temperature difference root test data.It is being worked normally such as under the heating of base temperature and normal shower state, and working procedure is by normal
Regulation sort run.The mode of program is according to condition, and the first water temperature probe and the second water temperature probe add according to priority condition control
Hot device work, the first water temperature probe and the second water temperature probe alternating rotation work, guarantee the ability of heating, heat preservation and concurrent heating, energy
It is enough to carry out concurrent heating in advance, it ensure that heat accumulation energy and heat supply outlet capacity, while will not stop working because temperature is excessively high.When
So, in actual operation, the operating temperature of lower probe setting will not change, only the number tool of probe detection is changing, root of popping one's head in
Have signals at number according to the temperature transition of detection, the signal of relay work is opened or closed by chip output, allows heater work
Make or stops working.
Detailed description of the invention
It, below will be to required use in embodiment description for the clearer technical solution for illustrating the embodiment of the present invention
Attached drawing be briefly described, it should be apparent that, drawings discussed below is only some embodiments of the present invention, for ability
For the those of ordinary skill in domain, without creative efforts, it is attached to can also be obtained according to these attached drawings other
Figure.
Fig. 1 is a kind of thick-film electric water heater structural schematic diagram.
Fig. 2 is a kind of working method schematic diagram of one initial heating mode of thick-film electric water heater embodiment.
Fig. 3 is a kind of working method schematic diagram of water heating mode of thick-film electric water heater embodiment two.
Fig. 4 is a kind of working method schematic diagram of three holding mode of thick-film electric water heater embodiment.
Fig. 5 is a kind of working method schematic diagram of thick-film electric water heater example IV holding mode.
Fig. 6 is a kind of working method schematic diagram of the unconventional water-use model of thick-film electric water heater embodiment five.
Label declaration:
1. heater, 2. water storage bags, 3. insulating layers, 4. shells, 5. water inlet pipes, 5a. water inlet, 6. outlet pipes, 6a. water outlet
Mouthful, 7. magnesium bars, 8. temperature sensing devices, 80. first water temperatures probe, 81. second water temperatures probe, 82. temperature limiter inserting tubes, the spy of 9. inclineds
Pipe.
Specific embodiment
Technical solution in the embodiment of the present invention is clearly and completely illustrated with reference to the accompanying drawing.
Embodiment one
Fig. 1 is a kind of thick-film electric water heater structural schematic diagram.As shown in Figure 1, a kind of thick-film electric water heater, including heater
1, water storage bag 2, insulating layer 3 and shell 4, the heater 1 are located inside the water storage bag 2 for water storage bag 2 described in electric heating
Internal water further includes water inlet pipe 5, outlet pipe 6 and magnesium bar 7, after which introduces water storage bag 2 by water inlet 5a for water,
After heated device 1 heats, it further includes temperature sensing device 8 that hot water is discharged by outlet pipe 6, which is arranged in the water storage bag
One end in 2 and positioned at the heater 1, for detecting the temperature of water in water storage bag 2；The temperature sensing device 8 includes the first water
Temperature the 80, second water temperature of probe probe 81 and temperature limiter inserting tube 82；First water temperature probe, 80 setting is visited in second water temperature
First 81 top, the temperature limiter inserting tube 82 are located between first water temperature probe 80 and second water temperature probe 81, and
The vertical range of first water temperature probe 80 and the second water temperature probe 81 is d；The second water temperature probe, 81 positions are higher than described add
The bottom position of hot device 1, while 81 positions of water inlet 5a water discharging direction direction the second water temperature probe.
In the present embodiment, the first water temperature probe 80 is located at the axial centerline of the water storage bag 2.
The inner diameter values of the water storage bag 2 are D, d/D=0.4~0.9.
D=50~the 70mm.Certain distance is not limited thereto, and shows that the distance can be compared with by many experiments
The temperature detection for realizing the first water temperature probe and the second water temperature probe 81 well, can be preferably by its temperature gap and heater
1 concurrent heating time is corresponding, realizes preferable concurrent heating effect.
It further include inclined inserting tube, the 80, second water temperature of the first water temperature probe probe 81 and temperature limiter inserting tube 82 are successively set
It sets in the inclined inserting tube 9.The temperature limiter inserting tube 82 is liquid expanding mechanical thermostat.Certainly in the present embodiment, the sense
Warm device 8 is not limited to this kind of structure, can install the first water temperature probe the 80, second water temperature probe respectively using double temperature-sensing pipes
81 and liquid expansion type temperature controller structure, or silica gel can be used using the position that the second water temperature probe 81 is mounted on water inlet pipe 5
Or other are fixed material and are fixed.
Embodiment two
Fig. 2 is a kind of working method schematic diagram of one initial heating mode of thick-film electric water heater embodiment.As shown in Fig. 2,
First water temperature probe 80 sets operating temperature as Ta, and second water temperature, which is popped one's head in, 81 sets operating temperature as Tb, institute
The numerical value for stating Ta and Tb can be adjusted；It is adjusted simultaneously by the quantity difference being arranged between the numerical value of Ta, the numerical value and Ta, Tb of Tb
Control the working condition of the first water temperature probe 80 and the second water temperature probe 81, the first water temperature probe 80 and second water temperature
The controllable heater 1 of probe 81 works, which increase the temperature of water in water storage bag 2, to adjust outlet pipe 6
Water outlet 6a leaving water temperature.
The initial heating mode carrying out practically is as follows: the first water temperature probe 80 sets operating temperature as Ta, institute
That states the second water temperature probe 81 sets operating temperature as Tb=Ta-20~30；During initialization, the first water temperature probe
80 are respectively lower than its corresponding setting work temperature a, Tb with monitoring temperature Ta ', the Tb ' of second water temperature probe 81, at this time
The second water temperature probe, 81 priority acccess control heaters 1 work；The heater 1 is heated to the monitoring of the first water temperature probe 80
Stop heating after temperature Ta ' to Ta；
In the present embodiment, the Ta is 80 DEG C, and described Tb=55 DEG C, inventor has found during actual test, when
After stopping heating, due to the waste heat effect of heater, the temperature Ta ' that the first water temperature probe 80 monitors can be in the work of setting
Make to rise 3 degree or so on the basis of temperature, so showing that its temperature is 83 DEG C in embodiment.
In addition, the especially suitable winter mode of this kind of operating mode, i.e., carry out in the case of winter using effect is more obvious.
Embodiment three
Fig. 3 is a kind of working method schematic diagram of water heating mode of thick-film electric water heater embodiment two.As shown in figure 3,
After initial heating mode, user's water, the second water temperature probe 81 monitors that its monitoring temperature Tb ' declines first, works as institute
When stating Tb ' and being down to Tb-5 or less, and first water temperature pops one's head in 80 monitoring temperature Ta ' when being no more than Ta+5, second water temperature
81 priority acccess control heaters 1 of popping one's head in work；In addition, this kind of operating mode especially suitable spring, autumn and summer mode, in this kind of environment
Lower use, effect are more obvious.
Example IV
Fig. 4 is a kind of working method schematic diagram of three holding mode of thick-film electric water heater embodiment.As shown in figure 4, through just
After beginning heating mode, user does not have to water, and into keeping warm mode, the monitoring temperature Ta ' of the first water temperature probe 80 declines at this time,
Due to the effect of mixed flow, the monitoring temperature Tb ' of the second water temperature probe 81 is higher than it and sets work temperature b, at this point, described
Probe 80 priority acccess control heaters 1 work of first water temperature carries out concurrent heating, and the first water temperature probe 80 controls the work repeatedly of heaters 1
Make to keep the work temperature a of water temperature and setting in water storage bag 2 almost the same.After warm mode, user's water, described second
Water temperature probe 81 monitors water temperature drop, if its temperature Tb ' monitored is lower than the work temperature b of its setting at this time, institute at this time
It states the 81 control work of heater 1 of the second water temperature probe and carries out concurrent heating；If additional heat is greater than the water outlet heat, water temperature will be risen
Height is until the monitoring temperature Ta ' of first water temperature probe 80 reaches its set temperature Ta+5, and the second water temperature probe 81 stops at this time
Only heating work.
Embodiment five
Fig. 5 is a kind of working method schematic diagram of thick-film electric water heater example IV holding mode.As shown in figure 5, described
Holding mode further include: after warm mode, user's water, the second water temperature probe 81 monitors water temperature drop, if at this time
Its temperature Tb ' monitored is lower than the work temperature b of its setting, at this time 81 control 1 work of heater of the second water temperature probe
Make；The monitoring temperature Ta ' of the first water temperature probe 80 is higher than Ta+3 and is lower than Ta+5 at this time, and second water temperature probe 81
Monitoring temperature Tb ' lower than Tb-2 and be higher than Tb-5,
If user continues conventional water, increase by a Conditions Temperature C at this time, i.e., when the monitoring temperature of the second water temperature probe 81 is low
When Tb-C, second water temperature probe, 81 control heaters 1 work, and heater (1) stops working condition: second water temperature
The monitoring temperature Tb ' of probe 81 is not less than Ta+5, Ji Keyou not less than the monitoring temperature Ta ' of Tb and first water temperature probe 80
Second water temperature probe 81 i.e. control 1 continuous work of heater reaches it to second water temperature probe 81 and sets work temperature b
In the present embodiment, C value is 10 DEG C, because the temperature of its water inlet may be lower, when being winter in fact, and the second water
Temperature probe 81 can pre-cooling concurrent heating, ensure that the concurrent heating amount of heater, be able to solve that the temperature into cold water is lower to lead to second
When water temperature probe is not up to lower than 5 DEG C of its set temperature, the second water temperature probe not can control the problem of heater works, Neng Gouti
The preceding water in water storage bag heats.
Embodiment six
Fig. 6 is a kind of working method schematic diagram of the unconventional water-use model of thick-film electric water heater embodiment five.Such as Fig. 6 institute
Showing, unconventional water-use model: user directly puts high-temperature-hot-water, since intake pressure is big, water mixed flow in water storage bag 2, institute at this time
The monitoring temperature Ta ' for stating the first water temperature probe 80 is down to Ta-2 hereinafter, the monitoring temperature Tb ' of second water temperature probe 81 is higher than
Its work temperature b set, 80 control heater 1 of the first water temperature probe heats at this time.Ta=70~80 DEG C.The C is
5~10 DEG C.
In embodiment two into embodiment six, the Ta is 80 DEG C, described Tb=55 DEG C, in embodiment, 80 DEG C, 55 DEG C and
80 DEG C are only preferred value, do not represent the numerical value as fixed numbers, those skilled in the art can use feelings according to actual
Condition is changed and adjusts in a certain range, as long as belonging to technical side of the invention using what this principle worked
Case.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (5)
1. a kind of working method of thick-film electric water heater, including heater (1), water storage bag (2), insulating layer (3) and shell (4),
The heater (1) is located at water internal for water storage bag (2) described in electric heating inside the water storage bag (2), further includes into water
(5), outlet pipe (6) and magnesium bar (7) are managed, it is heated after which introduces water storage bag (2) by water inlet (5a) for water
After device (1) heating, hot water is discharged by outlet pipe (6), which is characterized in that further includes temperature sensing device (8), which sets
One end for setting in the water storage bag (2) and being located at the heater (1), for detecting the temperature of water storage bag (2) interior water；It is described
Temperature sensing device (8) includes the first water temperature probe (80), the second water temperature probe (81) and temperature limiter inserting tube (82)；First water temperature
(80) setting pop one's head in the top of second water temperature probe (81), the temperature limiter inserting tube (82) is located at first water temperature spy
Head (80) and second water temperature probe (81) between, and the first water temperature probe (80) and the second water temperature pop one's head in (81) it is vertical away from
From for d；The second water temperature probe (81) position is higher than the bottom position of the heater (1), while the water inlet (5a)
Water discharging direction direction the second water temperature probe (81) position；The first water temperature probe (80) is located at positioned at the water storage bag (2)
At axial centerline；The first water temperature probe (80) sets operating temperature as Ta, and second water temperature pops one's head in (81)
Operating temperature is set as Tb, the numerical value of the Ta and Tb can be adjusted；By the way that the numerical value of Ta, the numerical value and Ta, Tb of Tb is arranged
Between quantity difference adjust and control the first water temperature probe (80) and the second water temperature pop one's head in (81) working condition, described first
Water temperature is popped one's head in (80) and controllable heater (1) work of second water temperature probe (81), the heater (1) make water storage bag
(2) temperature of interior water increases, to adjust water outlet (6a) leaving water temperature of outlet pipe (6)；The thick-film electric water heater includes
Following operating mode: initial heating mode: the initial heating mode carrying out practically is as follows: the first water temperature probe (80)
Set operating temperature as Ta, second water temperature pop one's head in (81) set operating temperature as Tb=Ta-20~30；Initialization
Cheng Zhong, first water temperature probe (80) and second water temperature pop one's head in (81) monitoring temperature Ta ', that Tb ' is respectively lower than its is right
Setting work temperature a, Tb answered, at this time the second water temperature probe (81) priority acccess control heater (1) work；The heater
(1) stop heating after being heated to the monitoring temperature Ta ' to Ta of the first water temperature probe (80)；With water heating mode: through initial
After heating mode, user's water, the second water temperature probe (81) monitors that its monitoring temperature Tb ' declines first, as the Tb '
When being down to Tb-5 or less, and when first water temperature probe (80) monitoring temperature Ta ' is no more than Ta+5, second water temperature probe
(81) priority acccess control heater (1) works；Holding mode: after initial heating mode, user does not have to water, into keeping warm mode,
Monitoring temperature Ta ' the decline of the first water temperature probe (80) at this time, due to the effect of mixed flow, second water temperature pops one's head in (81)
Monitoring temperature Tb ' be higher than its set work temperature b, at this point, first water temperature probe (80) priority acccess control heater (1)
Work carries out concurrent heating, and first water temperature probe (80) control heater (1) works repeatedly and makes water temperature in water storage bag (2) and set
Fixed work temperature a is almost the same.
2. a kind of working method of thick-film electric water heater described in claim 1, which is characterized in that the holding mode also wraps
Include: after warm mode, user's water, second water temperature probe (81) monitors water temperature drop, if it is monitored at this time
Temperature Tb ' is lower than the work temperature b of its setting, and the second water temperature probe (81) control heater (1) work is mended at this time
Heat；If additional heat is greater than the water outlet heat, water temperature will increase the monitoring temperature until first water temperature probe (80)
Ta ' reaches its set temperature Ta+5, and the second water temperature probe (81) stops heating work at this time.
3. a kind of working method of thick-film electric water heater as claimed in claim 2, which is characterized in that the holding mode also wraps
Include: after warm mode, user's water, second water temperature probe (81) monitors water temperature drop, if it is monitored at this time
Temperature Tb ' is lower than the work temperature b of its setting, at this time the second water temperature probe (81) control heater (1) work；At this time
The monitoring temperature Ta ' of the first water temperature probe (80) is higher than Ta+3 and is lower than Ta+5, and second water temperature probe (81)
Monitoring temperature Tb ' is lower than Tb-2 and is higher than Tb-5, if user continues conventional water, increases by a Conditions Temperature C at this time, i.e., when second
When the monitoring temperature of water temperature probe (81) is lower than Tb-C, the second water temperature probe (81) control heater (1) work, heater
(1) stop working condition: the monitoring temperature Tb ' of the second water temperature probe (81) is not less than Tb and first water temperature is popped one's head in
(80) monitoring temperature Ta ' is not less than Ta+5, (81) i.e. control heater (1) continuous work that can be popped one's head in by the second water temperature to institute
It states the second water temperature probe (81) and reaches its setting work temperature b.
4. a kind of working method of any thick-film electric water heater of claims 1 to 3, which is characterized in that unconventional to use water
Mode: user directly puts high-temperature-hot-water, and since intake pressure is big, water mixed flow in water storage bag (2), first water temperature is visited at this time
The monitoring temperature Ta ' of head (80) is down to Ta-2 hereinafter, the monitoring temperature Tb ' of second water temperature probe (81) is higher than its setting
Work temperature b, at this time the first water temperature probe (80) control heater (1).
5. a kind of working method of thick-film electric water heater as claimed in claim 3, which is characterized in that the C is 5~10 DEG C.
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| DE3346513A1 (en) * | 1983-12-22 | 1985-07-11 | Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co. KG, 7000 Stuttgart | Apparatus for heating water |
| EP1063480A2 (en) * | 1999-06-22 | 2000-12-27 | Rinnai Kabushiki Kaisha | Combustion Device |
| CN101055118A (en) * | 2007-05-11 | 2007-10-17 | 海尔集团公司 | Electric water heater top layer heating method and quick electric water heater |
| CN101881507A (en) * | 2010-07-14 | 2010-11-10 | 宁波方太厨具有限公司 | Electric water heater for automatically adjusting heating mode and adjusting method thereof |
| CN104848521A (en) * | 2015-03-30 | 2015-08-19 | 芜湖美的厨卫电器制造有限公司 | Electric water heater and heating method thereof |
| CN205351750U (en) * | 2016-01-26 | 2016-06-29 | 沈闵江 | Thick film electric water heater |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3346513A1 (en) * | 1983-12-22 | 1985-07-11 | Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co. KG, 7000 Stuttgart | Apparatus for heating water |
| EP1063480A2 (en) * | 1999-06-22 | 2000-12-27 | Rinnai Kabushiki Kaisha | Combustion Device |
| CN101055118A (en) * | 2007-05-11 | 2007-10-17 | 海尔集团公司 | Electric water heater top layer heating method and quick electric water heater |
| CN101881507A (en) * | 2010-07-14 | 2010-11-10 | 宁波方太厨具有限公司 | Electric water heater for automatically adjusting heating mode and adjusting method thereof |
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| CN205351750U (en) * | 2016-01-26 | 2016-06-29 | 沈闵江 | Thick film electric water heater |
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