CN104949332B - Liquid heating and heat pump water-heating machine - Google Patents
Liquid heating and heat pump water-heating machine Download PDFInfo
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- CN104949332B CN104949332B CN201510382977.9A CN201510382977A CN104949332B CN 104949332 B CN104949332 B CN 104949332B CN 201510382977 A CN201510382977 A CN 201510382977A CN 104949332 B CN104949332 B CN 104949332B
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Abstract
The invention discloses a kind of liquid heating and heat pump water-heating machine, liquid heating therein includes the water tank (1) with delivery port and water inlet, isolated part (2) is provided with the water tank (1), space in the water tank (1) is isolated to form the first space and second space by the isolated part (2), the position in the first space is arranged so that the liquid in the first space can flow out prior to the liquid of second space from the delivery port, and the liquid in second space can be entered in the first space；The liquid heating also include being at least partially disposed in first space for the heater element (3) that is heated to the liquid in first space.Liquid heating and heat pump water-heating machine that the present invention is provided, when hot water demand's amount is less, temperature needed for only the water in the first space need to be heated to, without integrally being heated to the water in water tank, beneficial to saving energy consumption, it is to avoid waste.
Description
Technical field
The present invention relates to technical field of electric appliances, in particular it relates to a kind of liquid heating and heat pump water-heating machine.
Background technology
Existing water tank for heat pump water heater is generally provided with electric auxiliary heating device, and the electric auxiliary heating device can be
Heat pump water-heating machine less efficient (when such as environmental condition is more severe) and cause to enable when the firing rate of water in water tank is slower, when
Water temperature, which reaches, in water tank can stop heating after set temperature.
Under normal conditions, the electric auxiliary heating device of water tank is arranged on water tank middle and lower part position, for whole water tank
Interior water is heated, this heating mode, is had no problem when hot water demand's amount is larger, but when hot water demand's amount is small
When, the waste of electric energy can be caused by carrying out heating to the water in whole water tank.
The content of the invention
It is an object of the invention to provide a kind of liquid heating and heat pump water-heating machine, for solving in the prior art to whole
Water in individual water tank carries out the problem of heating can cause waste of energy.
To achieve these goals, the present invention provides a kind of liquid heating, including with delivery port and water inlet
Isolated part is provided with water tank, the water tank, the isolated part isolates the space in the water tank to form the first space
And second space, the position in first space is arranged so that the liquid in first space can be prior to the second space
Liquid flowed out from the delivery port, and the liquid in the second space can be entered in first space；
The liquid heating also includes being at least partially disposed at being used for first space in first space
In the heater element that is heated of liquid.
Preferably, the isolated part is the structure with cavity, and the cavity is formed as first space, positioned at institute
State the space in the water tank outside isolated part be formed as being provided with the second space, the isolated part with it is described
First opening of cavity connection and the second opening for introducing liquid to the cavity from the second space, described first
The delivery port of the neighbouring water tank of opening and set the liquid in the cavity can be conveyed towards the delivery port
To the delivery port.
Preferably, the isolated part is elongated tubular structure, and the opening of one end of the tubular structure is described the
One opening, the opening of the other end is the described second opening；
The end with the described first opening of the tubular structure surrounds the delivery port of the water tank and is close to institute
The internal face for stating water tank is set.
The heater element is from the described second opening extend into the cavity of the isolated part.
Preferably, the end with the described first opening of the isolated part is formed as the first horn-like structure.
Preferably, the end with the described second opening of the isolated part is formed as the second horn-like structure, described
The large port footpath of first horn-like structure is more than the large port footpath of the described second horn-like structure.
Preferably, the isolated part be located between the described first horn-like structure and the second horn-like structure
At least part inwall side sets fluted.
Preferably, the groove type on the isolated part inwall side turns into helicoidal structure.
Preferably, the water tank is cylinder-like structure, and the central axis upright of the isolated part intersects at the water tank
Central axis.
Preferably, the delivery port of the water tank is located at the upper position of the water tank, the water tank it is described enter water
Mouth is located at the lower position of the water tank.
Preferably, the diverse location in the water tank is respectively disposed with temperature sensor, and one of those described temperature is passed
Sensor is located at the position of the delivery port in first space and close to the water tank.
Preferably, the liquid heating also includes control unit, the temperature sensor and the heater element
Described control unit is respectively connecting to, described control unit can be according to the temperature control that the temperature sensor is sensed
Heater element is in the first heating mode or the second heating mode；
In first heating mode, the TEMP of the switch of the heater element in first space
Temperature that device is sensed is controlled；
In second heating mode, the switch of the heater element is according to multiple TEMPs in the water tank
The average value of the temperature that device is sensed is controlled.
Preferably, in first heating mode, the power of the heater element is according to the first preset temperature and described
The difference for the temperature that the temperature sensor in one space is sensed is adjusted；
In second heating mode, the power of the heater element is according to more in the second preset temperature and the water tank
The difference of the average value for the temperature that the individual temperature sensor is sensed is adjusted；
The difference is bigger, and the power of the heater element is bigger；The difference is smaller, and the power of the heater element is got over
It is small.
The present invention also provides a kind of heat pump water-heating machine, and the heat pump water-heating machine includes liquid heating dress as described above
Put.
Liquid heating and heat pump water-heating machine that the present invention is provided, by the way that the space in water tank is separated to form into first
Space and second space so that heater element is heated to the liquid in the first space first, when hot water demand's amount is less,
Temperature needed for water in first space is heated to, without integrally being heated to the water in water tank, beneficial to saving energy consumption,
Avoid wasting.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
The structural representation for the liquid heating that Fig. 1 provides for the present invention；
Fig. 2 is the enlarged diagram at A in Fig. 1；
Fig. 3 is the structural representation of isolated part in liquid heating；
Fig. 4 is the overlooking the structure diagram that isolated part is connected with water tank.
Description of reference numerals
1- water tanks；11- delivery ports；
12- water inlets；2- isolated parts；
21- first is open；22- second is open；
23- grooves；3- heater elements；
The temperature sensors of 4- first；5- second temperature sensors；
6- three-temperature sensors.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The present invention provides a kind of liquid heating, and the liquid heating is included with delivery port 11 and water inlet 12
Isolated part 2 is provided with water tank 1, water tank 1, isolated part 2 isolates the space in water tank 1 to form the first space and the second sky
Between, the position in first space be arranged so that the first space liquid can prior to the second space liquid from water outlet
Mouth 11 is flowed out, and the liquid in the second space can be entered in first space；The liquid heating also includes
The heater element 3 in first space is at least partially disposed at, the heater element 3 can be controlled as in first space
Liquid heated.
The basic fundamental thought of the present invention is by the way that the space in water tank 1 is separated to form into the first space and the second sky
Between so that heater element 3 is heated to the liquid in the first space first, when hot water demand's amount is less, by the first space
In water be heated to needed for temperature, from the delivery port of water tank 1 flow out first be the first space in hot water, such nothing
Water in water tank 1 need to integrally be heated, so that beneficial to saving energy consumption, it is to avoid waste.
In a preferred embodiment of the invention, as shown in figure 1, the isolated part 2 in water tank 1 is the knot with cavity
The cavity in structure, the isolated part 2 is formed as first space, the space in the water tank 1 outside isolated part 2
Be formed as being provided with the first opening 21 for being connected with the cavity on the second space, isolated part 2 and for from described the
Introduce the second opening 22 of liquid in two spaces to the cavity, the first opening 21 adjacent to water tank 1 delivery port 11 and towards going out
The mouth of a river 11 is set the liquid in the cavity of isolated part 2 (following by taking water as an example) can be transported into the delivery port 11.
Herein it should be noted that, the space in water tank 1 can be divided into the first space and second space in the present invention
Isolated part 2 is not limited to the structure with cavity in present embodiment, and such as isolated part 2 can also be can be by water tank 1
The plate body structure that separates of space or crimp of cavity etc. can be collectively forming with the inwall of water tank 1.
Preferably, as shown in Figure 3 and Figure 4, isolated part 2 is elongated tubular structure, and one end of the tubular structure is opened
Mouth is the described first opening 21, and the opening of the other end is the described second opening 22；The tubular structure has the first opening 21
End surrounds the delivery port 11 of water tank 1 and is close to the internal face setting of water tank 1, so that the water for obtaining the outflow of delivery port 11 is from isolation
The water flowed out in the cavity of part 2.Wherein, the material of isolated part 2 is preferably the inwall identical metal material with water tank 1,
So that one end with the first opening 21 of isolated part 2 can be fixed by welding on the inwall of water tank 1.
In addition, heater element 3 is from the second opening 22 of isolated part 2 extend into the cavity of isolated part 2, preferentially to this
Water in cavity is heated, and the heater element 3 can be electric heating device.
Isolated part 2 in present embodiment uses elongated tubular structure, allows for water and is flowed in thinner cavity
When dynamic, with certain flowing velocity, in the case where current have certain speed, the speed of the fouling of heater element 3 can be reduced.
To enable heater element 3 easily to extend into tubular structure, the central axis upright phase of isolated part 2
Meet at the central axis of water tank 1 so that heater element 3 can be right against the center insertion of water tank 1.Wherein, water tank 1 is preferably cylinder
Shape structure.
In present embodiment, the end with the first opening 21 of isolated part 2 is formed as the first horn-like structure, passes through
The end is set to horn-like structure, when water is flowed to from the cavity of tubular structure in the horn-like structure, due to cutting
Face becomes big, and the flow velocity of water is reduced (i.e. at delivery port 11) in this place, may be such that the even water temperature at this is consistent.
The end with the second opening 22 of isolated part 2 is formed as the second horn-like structure, the first horn-like structure
Large port footpath is more than the large port footpath of the second horn-like structure, is set in the end with the second opening 22 of isolated part 2
Relatively small horn-like structure, can be conducive to water to be flowed into described cavity.
As shown in Fig. 2 isolated part 2 be located between the described first horn-like structure and the second horn-like structure
At least part inwall side sets fluted 23, and the groove 23 is formed as helicoidal structure, and current can shape when by groove 23
Into turbulent flow, so not only it is beneficial to the quick heating of water, also may be such that the water temperature in cavity is more balanced.Groove 23 is not limited to be formed
For helicoidal structure, any groove for enabling to current to form turbulent flow.
In addition, in present embodiment, the delivery port 11 of water tank 1 is located at the upper position of water tank 1, water tank 1 it is described enter water
Mouth 12 is located at the lower position of the water tank 1.So isolated part 2 is located at the upper position of water tank 1, enables to heater element
The higher water of 3 temperature heated concentrates on top, and the relatively low water of the temperature having just enter into concentrates on lower position, beneficial to preventing
Hot water spreads to whole casing.
To better control over the heating-up temperature of water in casing 1, the diverse location in water tank 1 is respectively disposed with TEMP
Device, one of temperature sensor is located at the position of the delivery port 11 in first space and close to water tank 1.
Specifically as shown in figure 1, being disposed with the first temperature sensor 4, second temperature sensor in water tank 1 from top to bottom
5 and three-temperature sensor 6, wherein, the first temperature sensor 4 is located in the cavity of isolated part 2 and close to the water outlet of water tank 1
The position of mouth 11, to detect the temperature of the water at the delivery port 11, and being located at delivery port 11 due to isolated part 2
One end is formed as horn-like structure, and the current in the horn-like structure are relatively slow so that even water temperature is consistent at this, so that the
The temperature that one temperature sensor 4 is sensed is consistent with the temperature for the water that delivery port 11 flows out.
The liquid heating also includes control unit, and each temperature sensor is respectively connecting to this with heater element 3
Control unit, the temperature control heater part 3 that the control unit can be sensed according to the temperature sensor is in the first heating
Pattern or the second heating mode.When hot water demand's amount is less, it can control heater element 3 and be in the first heating mode, and hot water
When demand is more, control heater element 3 is in the second heating mode.
In the first heating mode, the temperature that the temperature sensor of the switch of heater element 3 in the first space is sensed
To control, that is, the temperature T according to detected by the first temperature sensor 41To control, detected in the first temperature sensor 4
Temperature T1Reach the first preset temperature TaWhen, heater element 3 is closed, and less than the first preset temperature TaWhen, heater element 3
Open.First preset temperature T thereinaThe temperature required heat to for the hot water set in the first heating mode.
And in first heating mode, the power of heater element 3 is according to the first preset temperature TaIn the first space
The temperature T that first temperature sensor 4 is sensed1Difference (i.e. Ta-T1) be adjusted.The difference is bigger, the work(of heater element 3
Rate is bigger；Difference is smaller, and the power of heater element 3 is smaller.Specifically can heater element 3 power and difference (Ta-T1) between set
Fixed certain functional relation, such as functional relation can be the functional relation or other curvilinear function relations of direct ratio.
In the second heating mode, what the switch of heater element 3 can be sensed according to multiple temperature sensors in water tank 1
The average value of temperature is controlled, that is, the first temperature sensor 4, the and of second temperature sensor 5 in present embodiment
Average value (the T of temperature detected by three-temperature sensor 61+T2+T3)/3 are controlled.In the average value (T1+T2+T3)/3
Reach the second preset temperature TbWhen, heater element 3 is closed, and less than the second preset temperature TbWhen, heater element 3 is opened.Wherein should
Second preset temperature TbThe temperature required heat to for the hot water set in the second heating mode.
In the second heating mode, the power of heater element 3 is according to the second preset temperature TbWith it is multiple in water tank 1
Difference (the i.e. T of the average value for the temperature that temperature sensor is sensedb- (T1+T2+T3)/3) are adjusted；The difference is bigger,
The power of heater element 3 is bigger；Difference is smaller, and the power of heater element 3 is smaller.Specifically also can the heater element 3 power
With difference (Tb- (T1+T2+T3Certain functional relation is set between)/3).
Wherein, the functional relation in the first heating mode between the power and difference of heater element 3 and the second heating mode
Functional relation between the power and difference of middle heater element 3 can be identical, also can be different；First preset temperature TaIt is pre- with second
If temperature TbCan be identical, also can be different.
The present invention also provides a kind of heat pump water-heating machine, and the heat pump water-heating machine includes liquid heating as described above.
By using liquid heating as described above in heat pump water-heating machine, need hot water amount it is smaller when, by water tank 1 the
Water in one space is heated to preset temperature, without the water in whole water tank 1 is all heated into preset temperature, so as to
Save energy consumption.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, still, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, a variety of letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (11)
1. a kind of liquid heating, including the water tank (1) with delivery port (11) and water inlet (12), it is characterised in that institute
State and isolated part (2) is provided with water tank (1), the space in the water tank (1) is isolated to form first by the isolated part (2)
Space and second space, the position in first space are arranged so that the liquid in first space can be prior to described second
The liquid in space flows out from the delivery port (11), and the liquid in the second space can enter first space
In；
The liquid heating also includes being at least partially disposed at being used in first space in first space
The heater element (3) that liquid is heated,
The isolated part (2) is the structure with cavity, and the cavity is formed as first space, positioned at the isolation part
The space in the water tank (1) outside part (2) is formed as being provided with and institute on the second space, the isolated part (2)
State the first opening (21) of cavity connection and the second opening for introducing liquid to the cavity from the second space
(22), the delivery port (11) of the neighbouring described water tank (1) of first opening (21) and set towards the delivery port (11)
So that the liquid in the cavity can be transported to the delivery port (11), the isolated part (2) is elongated tubular structure, institute
The opening for stating one end of tubular structure is the described first opening (21), and the opening of the other end is the described second opening (22)；
The tubular structure have described first opening (21) end around the water tank (1) the delivery port (11) and
The internal face for being close to the water tank (1) is set；
The heater element (3) is from the described second opening (22) extend into the cavity of the isolated part (2).
2. liquid heating according to claim 1, it is characterised in that the isolated part (2) has described the
The end of one opening (21) is formed as the first horn-like structure.
3. liquid heating according to claim 2, it is characterised in that the isolated part (2) has described the
The end of two openings (22) is formed as the second horn-like structure, and the large port footpath of the first horn-like structure is more than described second
The large port footpath of horn-like structure.
4. liquid heating according to claim 3, it is characterised in that the isolated part (2) is located at described the
At least part inwall side between one horn-like structure and the second horn-like structure sets fluted (23).
5. liquid heating according to claim 4, it is characterised in that the institute on isolated part (2) the inwall side
State groove (23) and be formed as helicoidal structure.
6. liquid heating according to claim 1, it is characterised in that the water tank (1) is cylinder-like structure, described
The central axis upright of isolated part (2) intersects at the central axis of the water tank (1).
7. liquid heating according to claim 1, it is characterised in that the delivery port (11) of the water tank (1)
Upper position positioned at the water tank (1), the water inlet (12) of the water tank (1) is located at the lower portion of the water tank (1)
Put.
8. the liquid heating according to any one in claim 1-7, it is characterised in that in the water tank (1)
Diverse location is respectively disposed with temperature sensor, and one of those described temperature sensor is located in first space and close
The position of the delivery port (11) of the water tank (1).
9. liquid heating according to claim 8, it is characterised in that the liquid heating also includes control
Unit, the temperature sensor is respectively connecting to described control unit with the heater element (3), and described control unit being capable of root
Heater element (3) is in the first heating mode or the second heating mode described in the temperature control sensed according to the temperature sensor；
In first heating mode, the TEMP of the switch of the heater element (3) in first space
Temperature that device is sensed is controlled；
In second heating mode, the switch of the heater element (3) is passed according to multiple temperature in the water tank (1)
The average value of the temperature that sensor is sensed is controlled.
10. liquid heating according to claim 9, it is characterised in that in first heating mode, the heating
The difference for the temperature that the temperature sensor of the power of device (3) in the first preset temperature and first space is sensed
Value is adjusted；
In second heating mode, the power of the heater element (3) is according in the second preset temperature and the water tank (1)
The difference of the average value for the temperature that multiple temperature sensors are sensed is adjusted；
The difference is bigger, and the power of the heater element (3) is bigger；The difference is smaller, the power of the heater element (3)
It is smaller.
11. a kind of heat pump water-heating machine, it is characterised in that the heat pump water-heating machine includes any one institute in claim 1-10
The liquid heating stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510382977.9A CN104949332B (en) | 2015-07-01 | 2015-07-01 | Liquid heating and heat pump water-heating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510382977.9A CN104949332B (en) | 2015-07-01 | 2015-07-01 | Liquid heating and heat pump water-heating machine |
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| Publication Number | Publication Date |
|---|---|
| CN104949332A CN104949332A (en) | 2015-09-30 |
| CN104949332B true CN104949332B (en) | 2017-08-29 |
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ID=54164196
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510382977.9A Active CN104949332B (en) | 2015-07-01 | 2015-07-01 | Liquid heating and heat pump water-heating machine |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008241168A (en) * | 2007-03-28 | 2008-10-09 | Daikin Ind Ltd | Heat pump type hot water supply device |
| CN202403429U (en) * | 2011-11-28 | 2012-08-29 | 江西泰斗能源科技有限公司 | Double-inner-container water tank of solar water heater |
| KR101227167B1 (en) * | 2011-04-04 | 2013-01-28 | 한국에너지기술연구원 | Boiler flue gas heat recovery system using heat pump |
| CN204187834U (en) * | 2014-08-28 | 2015-03-04 | 珠海格力电器股份有限公司 | A kind of water tank and Teat pump boiler |
-
2015
- 2015-07-01 CN CN201510382977.9A patent/CN104949332B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008241168A (en) * | 2007-03-28 | 2008-10-09 | Daikin Ind Ltd | Heat pump type hot water supply device |
| KR101227167B1 (en) * | 2011-04-04 | 2013-01-28 | 한국에너지기술연구원 | Boiler flue gas heat recovery system using heat pump |
| CN202403429U (en) * | 2011-11-28 | 2012-08-29 | 江西泰斗能源科技有限公司 | Double-inner-container water tank of solar water heater |
| CN204187834U (en) * | 2014-08-28 | 2015-03-04 | 珠海格力电器股份有限公司 | A kind of water tank and Teat pump boiler |
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|---|---|
| CN104949332A (en) | 2015-09-30 |
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