CN105333614A - water tank of heat pump water heater - Google Patents
water tank of heat pump water heater Download PDFInfo
- Publication number
- CN105333614A CN105333614A CN201510789378.9A CN201510789378A CN105333614A CN 105333614 A CN105333614 A CN 105333614A CN 201510789378 A CN201510789378 A CN 201510789378A CN 105333614 A CN105333614 A CN 105333614A
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- CN
- China
- Prior art keywords
- coil pipe
- water tank
- heat
- inner bag
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 117
- 230000006698 induction Effects 0.000 claims abstract description 34
- 239000012530 fluid Substances 0.000 claims description 28
- 230000008676 import Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 15
- 238000010438 heat treatment Methods 0.000 abstract description 13
- 239000007788 liquid Substances 0.000 abstract description 7
- 239000003507 refrigerant Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a water tank of a heat pump water heater, which comprises: an inner container; the outer coil pipe is wound on the outer wall of the inner container; the air inlet coil is connected with the inlet at the lower end of the outer coil; the liquid outlet coil is connected with the outlet of the outer coil, the liquid outlet coil is arranged around the outer side of the air inlet coil, and the air inlet coil and the liquid outlet coil are arranged on the outer side of the bottom of the inner container; the conical water flow induction nozzle is arranged inside the inner container and is positioned at the bottom of the inner container. Through the technical scheme, the original static water becomes to flow, the heat exchange effect of the water side is enhanced, the heating time of the water tank is shortened, and the problem that the bottom area of the static water tank is poor in static heat exchange effect is solved.
Description
Technical field
The present invention relates to art of heat pumps, in particular to a kind of heat-pump water-heater water tank.
Background technology
Along with global energy is short and environmental pollution is more and more serious, advocate the policies such as the utilization of energy-conservation, regenerative resource in recent years energetically, the heat energy of air source hot pump water heater draw air carrys out heating domestic hot water, belong to a kind of equipment utilizing regenerative resource, therefore, in recent years short, domestic many air-conditioning producers and conventional gas hot water machine producer develop air source hot pump water heater miscellaneous, occur a kind of scene that a hundred flowers blossom.
Air source hot pump water heater forms primarily of heat pump main frame and hot water, carries out mode of heating from the water inside water tank, and static type can be divided into heat and circulating heating.Wherein, to be compressor HTHP cold media gas out carry out heat exchange by the water be coiled in the copper pipe of inner water tank outside wall surface and water tank courage in static type heating, thus the water of inner water tank is heated to required domestic hot-water.The maximum feature of this water tank is exactly, and refrigerant indirectly the conducting heat by wall of water static inside water tank and high temperature, water is in the static passive heating of one, is therefore referred to as static water tank.
Fig. 1 shows the structural representation of static water tank of the prior art.As shown in Figure 1, water tank of the prior art comprises inner bag 1, outer coil pipe 2, collector tube 9, air inlet pipeline section 10, fluid pipeline section 11, wherein, air inlet pipeline section 10 is connected with the lower end import of outer coil pipe 2, outer tube dish 2 is wrapped on the outer wall of inner bag 1, and the outlet of its upper end is connected (please refer to Fig. 3) with the fluid coil pipe 4 being arranged on inner bag 1 bottom outside by collector tube 9.As shown in Figure 2, inner bag 1 is also provided with hot water outlet 13, magnesium rod 14, RTD 15 and water supplement port 12.
The principle of heating of the water tank in Fig. 1 to 3 is as follows: the refrigerant of HTHP enters from air inlet pipeline section 10, then spirals up to top from the lower part of outer coil pipe 2, thus heated the wall of inner bag 1, with the water in heating inner liner.After refrigerant after heat exchange is condensed into liquid, after collector tube 9, enter fluid coil pipe 4 and flowed out by fluid pipeline section 11.Wherein, in fluid coil pipe 4, heat exchange can be carried out with the low head of inner bag, thus water is heated, so far, the water completing inner bag heats, and refrigerant completes and become middle temperature high-pressure liquid from high pressure gaseous, finally become the exothermic process of supercooled state simultaneously.
But the static water tank of this external coiled pipe type, in heating process, because the active mobility of the water of inner bag inside is poor, mainly carries out heat exchange by the mode of heat conduction, cause heat temperature raising slow, the heat time is long.
Summary of the invention
A kind of heat-pump water-heater water tank is provided in the embodiment of the present invention, long to solve the heat time of water tank in prior art, and static water tank bottom section is in the problem of static heat transfer effect difference.
For achieving the above object, the embodiment of the present invention provides a kind of heat-pump water-heater water tank, comprising: inner bag; Outer coil pipe, is wrapped on the outer wall of inner bag; Air inlet coil pipe, is connected with the lower end import of outer coil pipe; Fluid coil pipe, is connected with the outlet of outer coil pipe, and fluid coil pipe is around the arranged outside of air inlet coil pipe, and air inlet coil pipe and fluid coil pipe are arranged on the outside bottom inner bag; The current induction nozzle of taper, is arranged on inner bag inside, and is positioned at the bottom of inner bag.
As preferably, the lower end sidewall of current induction nozzle is provided with water hole.
As preferably, the diameter of the lower surface of current induction nozzle is greater than the maximum outline diameter of air inlet coil pipe.
As preferably, the diameter of the lower surface of current induction nozzle is less than the minimum Internal periphery diameter of fluid coil pipe.
As preferably, heat-pump water-heater water tank also comprises cylindric dividing plate, and the circumferential side wall of dividing plate is formed with circular hole.
As preferably, the circumferential side wall of dividing plate comprises the upper area, central region and the lower area that set gradually from top to bottom, wherein, central region and lower area is respectively arranged with multiple circular hole.
As preferably, the multiple circular holes in central region and lower area are all divided into multiple circular hole group by the axis of dividing plate, arrange alternately successively respectively between the circular hole group in central region and lower area in the circumference of dividing plate.
As preferably, the distance between the maximum outward flange of current induction nozzle and the inwall of inner bag is the twice of the distance between the outward flange of dividing plate and the inwall of inner bag.
As preferably, the lower surface of current induction nozzle is connected with the inner bottom surface of inner bag.
As preferably, the lower surface of dividing plate is connected with the inner bottom surface of inner bag.
By technique scheme, original static water is become and flows, enhance the heat transfer effect of water side, thus reduce the heat time of water tank, solve the problem that static water tank bottom section is in static heat transfer effect difference.
Accompanying drawing explanation
Fig. 1 is the structural representation of heat-pump water-heater water tank of the prior art;
Fig. 2 is the B-B sectional view of Fig. 1;
Fig. 3 is the schematic diagram of fluid coil pipe of the prior art;
Fig. 4 is the structural representation of the heat-pump water-heater water tank in the present invention;
Fig. 5 is the B-B sectional view of Fig. 4;
Fig. 6 is the position relation schematic diagram of air inlet coil pipe in the present invention and fluid coil pipe;
Fig. 7 is the structural representation of dividing plate;
Fig. 8 is the structural representation of current induction nozzle;
Fig. 9 is the schematic diagram of outer coil pipe, collector tube and fluid coil pipe;
Figure 10 is the schematic diagram of air inlet coil pipe.
Description of reference numerals: 1, inner bag; 2, outer coil pipe; 3, air inlet coil pipe; 4, fluid coil pipe; 5, current induction nozzle; 6, water hole; 7, dividing plate; 8, circular hole; 9, collector tube; 10, air inlet pipeline section; 11, fluid pipeline section; 12, water supplement port; 13, hot water outlet; 14, magnesium rod; 15, RTD.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but not as a limitation of the invention.
Please refer to Fig. 4 to Figure 10, the invention provides a kind of heat-pump water-heater water tank, comprising: inner bag 1; Outer coil pipe 2, is wrapped on the outer wall of inner bag 1; Air inlet coil pipe 3, is connected with the lower end import of outer coil pipe 2; Fluid coil pipe 4, is connected with the outlet of outer coil pipe 2, and fluid coil pipe 4 is around the arranged outside of air inlet coil pipe 3, and air inlet coil pipe 3 and fluid coil pipe 4 are arranged on the outside bottom inner bag 1; The current induction nozzle 5 of taper, is arranged on inner bag 1 inner, and is positioned at the bottom of inner bag 1.In one embodiment, inner bag 1 comprises and is disposed with upper cover, courage body and low head from top to bottom, forms described inner bag 1 after triplicity.
Please refer to Fig. 5, inner bag 1 is also provided with hot water outlet 13, magnesium rod 14, RTD 15 and water supplement port 12.
Please refer to Fig. 5-6, the refrigerant of HTHP enters air inlet coil pipe 3 from air inlet pipeline section 10, and then enters outer coil pipe 2 and spiral up, until the top of outer coil pipe 2, heated the wall of inner bag thus, thus the water in heating inner liner.After refrigerant after heat exchange is condensed into liquid, enter fluid coil pipe 4 through collector tube 9, and flowed out by fluid pipeline section 11.After fluid pipeline section 11 carries out heat exchange with the water in the low head of inner bag further thus heats water, flow out water tank, thus the heating completed the water in inner bag, meanwhile, refrigerant completes and is become middle temperature high-pressure liquid from high pressure gaseous, finally become the exothermic process of supercooled state.
Because air inlet coil pipe 3 and fluid coil pipe 4 are arranged on the outside bottom inner bag 1, therefore, the bottom of inner bag 1 is divided into the high and low temperature thermal treatment zone, wherein, region corresponding to air inlet coil pipe 3 is high-temperature area, and the low-temperature region that to be temperature relatively low of the region corresponding to fluid coil pipe 4.By this large temperature difference, can cause under the effect of the density contrast of water, the water in inner bag is flowed, thus provide the drive source caused by the temperature difference for the Static Water inside inner bag.
In heat transfer process, owing to being provided with current induction nozzle 5 in the bottom of inner bag 1, therefore, the flared section bottom it can make the water in it up flow under the effect of thermal expansion, and flow velocity reduces, static pressure increases; When the converging transition of water ingoing stream induction nozzle 5 upper end of upwards flowing, in the acting in conjunction of buoyancy and static pressure, in converging transition, the static pressure of water converts dynamic pressure to, thus the flow velocity of water is increased, and when after arrival convergent mouth, flow velocity reaches maximum.When water upwards sprays from convergent mouth with certain speed and temperature, can inducing action be caused, thus the water constantly entrainmenting surrounding upwards flows together, so that form the flowing of water in water tank, enhance the heat exchange of inner bag water side.
Visible, by technique scheme, original static water is become and flows, enhance the heat transfer effect of water side, thus reduce the heat time of water tank, solve the problem that static water tank bottom section is in static heat transfer effect difference.
Preferably, the lower end sidewall of current induction nozzle 5 is provided with water hole 6.
Preferably, the diameter D of the lower surface of current induction nozzle 5 is greater than the maximum outline diameter G of air inlet coil pipe 3.Preferably, the diameter D of the lower surface of current induction nozzle 5 is less than the minimum Internal periphery diameter H of fluid coil pipe 4.Like this, can more adequately in current induction nozzle 5 exterior domain formed the temperature difference.
Preferably, heat-pump water-heater water tank also comprises cylindric dividing plate 7, the circumferential side wall of dividing plate 7 is formed with circular hole 8.The water flow situation of inner bag can be effectively improved by circular hole 8.Preferably, the circumferential side wall of dividing plate 7 comprises the upper area, central region and the lower area that set gradually from top to bottom, wherein, central region and lower area is respectively arranged with multiple circular hole 8.
Preferably, the multiple circular holes 8 in central region and lower area are all divided into multiple circular hole group by the axis of dividing plate 7, arrange alternately successively respectively between the circular hole group in central region and lower area in the circumference of dividing plate 7.
Below, in above-described embodiment, flow process and the principle of inner bag water side are described in detail.
Please refer to Fig. 5, current induction nozzle 5 and dividing plate 7 is equipped with owing to being provided with air inlet coil pipe 3 and fluid coil pipe and setting up in inner bag inside on inner bag bottom outer surface, therefore, the wall of inner water tank three temperature provinces be can be divided into, high-temperature region A, middle warm area B, secondary high-temperature region C are respectively.For high-temperature region A, water in it is by after the high-temperature heating of air inlet coil pipe 3, upwards flow under the driving of thermal expansion, after pressure effect is rotated in the flared section reduction of speed boosting of current induction nozzle 5 and the static pressure of convergent mouth, exit upwards sprays with the form of jet with certain flow velocity at an upper portion thereof.Now, be constantly involved in the water of surrounding in the peripheral region of outlet jet, thus form a kind of flowing of induction, namely, warm area B forms the flowing of induction in nozzle outlet area, thus enhances the heat convection of water and inner bag.
Simultaneously, at the lowest part of high-temperature region A, upwards flow because hydro-thermal expansion is swollen, and the lower part water temperature of middle warm area B is lower than the water temperature bottom the A of high-temperature region, under the driving force of density contrast and high-temperature region A bottommost upwards flow and cause two of low pressure kinds to do the effect of power, the water bottom middle warm area B is made to flow to the bottom of high-temperature region A from the circular hole of the bottom of current induction nozzle 5; For the water in the A of high-temperature region, the backward upper flowing of heating by inner bag wall thus cause bottom low pressure, the coolant-temperature gage density contrast that cause different from the temperature of high-temperature region A now bottom middle warm area B, under the active force that density contrast is formed, the water of middle warm area B bottom enters high-temperature region A by the hole bottom dividing plate 7, and the circular hole in the middle part of dividing plate 7 has the laminar flow layer destroying baffle surface, and increase the effect of the disturbance of a-quadrant water, thus the water of high-temperature region A and the heat convection of wall are strengthened..
Visible, the present invention has the current induction nozzle 5 of flared section and convergent mouth and the dividing plate of the round-meshed cylindrical shape of tool by increasing in inner water tank water side, can pass through to spray the Static Water around induction nozzle around the outlet of convergent mouth, thus the subregional water of the first half solving static water tank be in the problem of static heat transfer effect difference.
Please refer to Fig. 8, preferably, the cone that current induction nozzle 5 comprises taper and the base of inversed taper platform shape be connected with the lower limb of described cone, water hole 6 is arranged on described base.Therefore, form maximum outward flange between cone and base, it has maximum diameter.
Please refer to Fig. 5, preferably, the distance F between the maximum outward flange of current induction nozzle 5 and the inwall of inner bag 1 is the twice of the distance E between the outward flange of dividing plate 7 and the inwall of inner bag 1.
Preferably, the lower surface of current induction nozzle 5 is connected with the inner bottom surface of inner bag 1, such as, connects by spot welding.Preferably, the lower surface of dividing plate 7 is connected with the inner bottom surface of inner bag 1, such as, connects by spot welding.
The present invention passes through the high and low temperature thermal treatment zone bottom inner bag, and dividing plate and current induction nozzle, the water in water tank is divided into different temperature provinces, like this, under the effect of the temperature difference and injection stream, form the induction type flowing of passive drive, enhance the heat convection in water and hot wall face in water tank, thus enhance heat transfer effect, the heat time of water is not only made to shorten, and the heat exchange of copper pipe side is also strengthened, the degree of supercooling of drain pipe strengthens, and is conducive to system cloud gray model.
Certainly, be more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art, under the prerequisite not departing from its general principles, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a heat-pump water-heater water tank, is characterized in that, comprising:
Inner bag (1);
Outer coil pipe (2), is wrapped on the outer wall of described inner bag (1);
Air inlet coil pipe (3), is connected with the lower end import of described outer coil pipe (2);
Fluid coil pipe (4), be connected with the outlet of described outer coil pipe (2), described fluid coil pipe (4) is around the arranged outside of described air inlet coil pipe (3), and described air inlet coil pipe (3) and described fluid coil pipe (4) are arranged on the outside of described inner bag (1) bottom;
The current induction nozzle (5) of taper, is arranged on described inner bag (1) inner, and is positioned at the bottom of described inner bag (1).
2. heat-pump water-heater water tank according to claim 1, is characterized in that, the lower end sidewall of described current induction nozzle (5) is provided with water hole (6).
3. heat-pump water-heater water tank according to claim 1, is characterized in that, the diameter of the lower surface of described current induction nozzle (5) is greater than the maximum outline diameter of described air inlet coil pipe (3).
4. heat-pump water-heater water tank according to claim 3, is characterized in that, the diameter of the lower surface of described current induction nozzle (5) is less than the minimum Internal periphery diameter of described fluid coil pipe (4).
5. heat-pump water-heater water tank according to claim 1, is characterized in that, described heat-pump water-heater water tank also comprises cylindric dividing plate (7), the circumferential side wall of described dividing plate (7) is formed with circular hole (8).
6. heat-pump water-heater water tank according to claim 5, it is characterized in that, the circumferential side wall of described dividing plate (7) comprises the upper area, central region and the lower area that set gradually from top to bottom, wherein, described central region and described lower area are respectively arranged with multiple described circular hole (8).
7. heat-pump water-heater water tank according to claim 6, it is characterized in that, described multiple circular hole (8) in described central region and described lower area is all divided into multiple circular hole group by the axis of described dividing plate (7), arranges alternately successively respectively between the described circular hole group in described central region and described lower area in the circumference of described dividing plate (7).
8. heat-pump water-heater water tank according to claim 5, it is characterized in that, the distance between the maximum outward flange of described current induction nozzle (5) and the inwall of described inner bag (1) is the twice of the distance between the outward flange of described dividing plate (7) and the inwall of described inner bag (1).
9. heat-pump water-heater water tank according to claim 1, is characterized in that, the lower surface of described current induction nozzle (5) is connected with the inner bottom surface of described inner bag (1).
10. heat-pump water-heater water tank according to claim 5, is characterized in that, the lower surface of described dividing plate (7) is connected with the inner bottom surface of described inner bag (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510789378.9A CN105333614B (en) | 2015-11-17 | 2015-11-17 | water tank of heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510789378.9A CN105333614B (en) | 2015-11-17 | 2015-11-17 | water tank of heat pump water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105333614A true CN105333614A (en) | 2016-02-17 |
| CN105333614B CN105333614B (en) | 2017-12-26 |
Family
ID=55284287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510789378.9A Active CN105333614B (en) | 2015-11-17 | 2015-11-17 | water tank of heat pump water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105333614B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068237A (en) * | 2019-04-30 | 2019-07-30 | 张国华 | A kind of anti-supply radiator storing energy |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0161167A1 (en) * | 1984-04-13 | 1985-11-13 | Compagnie Europeenne Pour L'equipement Menager "Cepem" | Hot water apparatus with a cold water nozzle |
| CN102954588A (en) * | 2011-08-25 | 2013-03-06 | 珠海格力电器股份有限公司 | Heat pump water heater water tank and heat pump water heater |
| CN204227703U (en) * | 2014-11-04 | 2015-03-25 | 广东万和电气有限公司 | Inner water tank and there is its Teat pump boiler |
| CN204285808U (en) * | 2014-11-20 | 2015-04-22 | Tcl空调器(中山)有限公司 | Press-bearing water tank |
| CN105202757A (en) * | 2014-06-05 | 2015-12-30 | 广东纽恩泰新能源科技发展有限公司 | Air pump water heater |
| CN205261930U (en) * | 2015-11-17 | 2016-05-25 | 珠海格力电器股份有限公司 | water tank of heat pump water heater |
-
2015
- 2015-11-17 CN CN201510789378.9A patent/CN105333614B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0161167A1 (en) * | 1984-04-13 | 1985-11-13 | Compagnie Europeenne Pour L'equipement Menager "Cepem" | Hot water apparatus with a cold water nozzle |
| CN102954588A (en) * | 2011-08-25 | 2013-03-06 | 珠海格力电器股份有限公司 | Heat pump water heater water tank and heat pump water heater |
| CN105202757A (en) * | 2014-06-05 | 2015-12-30 | 广东纽恩泰新能源科技发展有限公司 | Air pump water heater |
| CN204227703U (en) * | 2014-11-04 | 2015-03-25 | 广东万和电气有限公司 | Inner water tank and there is its Teat pump boiler |
| CN204285808U (en) * | 2014-11-20 | 2015-04-22 | Tcl空调器(中山)有限公司 | Press-bearing water tank |
| CN205261930U (en) * | 2015-11-17 | 2016-05-25 | 珠海格力电器股份有限公司 | water tank of heat pump water heater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068237A (en) * | 2019-04-30 | 2019-07-30 | 张国华 | A kind of anti-supply radiator storing energy |
| CN110068237B (en) * | 2019-04-30 | 2023-03-07 | 张国华 | Anti-supply heat abstractor of storable energy |
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| Publication number | Publication date |
|---|---|
| CN105333614B (en) | 2017-12-26 |
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