CN201344632Y - Water tank heat exchanger and heat pump water heater - Google Patents
Water tank heat exchanger and heat pump water heater Download PDFInfo
- Publication number
- CN201344632Y CN201344632Y CNU2009200038821U CN200920003882U CN201344632Y CN 201344632 Y CN201344632 Y CN 201344632Y CN U2009200038821 U CNU2009200038821 U CN U2009200038821U CN 200920003882 U CN200920003882 U CN 200920003882U CN 201344632 Y CN201344632 Y CN 201344632Y
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- China
- Prior art keywords
- water tank
- heat exchanger
- refrigerant
- overcoat
- tank heat
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Abstract
The utility model discloses a water tank heat exchanger, which is used in a heat pump water heater, and comprises an inner sleeve and an outer sleeve, wherein the inner sleeve is equipped with a cylindrical outer surface, the edges of the two ends of the outer sleeve are sealed and connected with the inner sleeve, the outer sleeve is equipped with a concave portion which is helically extended, the concave portion is clung, sealed and connected with the inner sleeve, refrigerant channels which are helically extended are formed between the outer sleeve and the inter sleeve, and a refrigerant inlet pipe and a refrigerant outlet pipe are communicated with the refrigerant channels on the two ends of the outer sleeve. The utility model further discloses a heat pump water heater, which comprises a water tank and a host machine which is used to supply water heating, the water tank is sleeved with the water tank heat exchanger with the above structure, and the refrigerant inlet pipe and the refrigerant outlet pipe of the water tank heat exchanger are connected with the host machine. Compared with an external coil heat exchanger, the heat exchange area of the helical casing type water tank heat exchanger of the heat pump water heater is greatly increased, and the heat transfer rate of the unit cost is higher than an inner coil structure.
Description
Technical field
The utility model relates to the Teat pump boiler field, in particular to a kind of Teat pump boiler that is used for the water tank heat exchanger of Teat pump boiler and has this water tank heat exchanger.
Background technology
Teat pump boiler mainly divides two classes---directly-heated type and circulating.The big cost height of the directly-heated type power of the assembling unit.And the circulating power of the assembling unit is little, and relative cost is low, at present this kind modes that adopt more.
Circulating unit all needs to be equipped with water tank, by to the circulation of the water in water tank heating, reaches final serviceability temperature.The heat exchanger that heating is used to water mainly contains three kinds of versions at present, a kind of is package or the double-tube heat exchanger that is placed on the water tank outside, another kind is the inner coil pipe version that is placed in the water tank, and also having a kind of is the version that is placed on the outer outer coil pipe of water tank.
Adopt water tank inner coil pipe structure, have secondary refrigerant leakage after, the hidden danger of condensation contaminant water does not recommend to use from the angle of health.Adopt traditional outer coil pipe heat exchange radiating efficiency low, and the manufacturing cost height, result of use is undesirable at present.Adopt the unit of sleeve pipe or package, because the cost of package or sleeve pipe itself is higher, and must have water pump, thereby the whole cost height of unit.
Given this, await the water tank heat exchanger of existing Teat pump boiler is improved.
The utility model content
The purpose of this utility model is to provide a kind of spiral shell type water tank heat exchanger, and the raising heat exchange efficiency also reduces production costs.The purpose of this utility model also is to provide a kind of Teat pump boiler with water tank heat exchanger.
For this reason, the utility model provides a kind of water tank heat exchanger, is used for Teat pump boiler, and this water tank heat exchanger comprises: interior cover has cylindrical outer surface; Overcoat, the edge and the interior cover at two ends are tightly connected up and down for they, put outward and have the concave shaped portion that extends spirally, concave shaped portion and interior cover are close to and are tightly connected, form the refrigerant passage that extends spirally between overcoat and the interior cover, this water tank also heat rises and to comprise that also refrigerant inlet pipe and refrigerant go out pipe, is connected with the refrigerant passage at the two ends of overcoat.
Preferably, above-mentioned overcoat is the steel overcoat.
Preferably, above-mentioned overcoat is an aluminium matter overcoat.
Preferably, above-mentioned interior cover is cover in the steel.
Preferably, above-mentioned interior cover is cover in the aluminium matter.
Preferably, the edges at two ends of above-mentioned overcoat is welded in interior cover.
Preferably, above-mentioned refrigerant inlet pipe and refrigerant go out the top and bottom that pipe is respectively welded to overcoat.
In addition, the utility model also provides a kind of Teat pump boiler, comprises water tank and is used to provide the main frame that heats water, and wherein, be arranged with the water tank heat exchanger with said structure on the water tank, the refrigerant of this water tank heat exchanger is connected to main frame into and out of pipe.
In addition, the utility model also provides a kind of Teat pump boiler, comprises water tank and is used to provide the main frame that heats water, has water tank heat exchanger on this water tank according to said structure, wherein, the interior cover of water tank heat exchanger is the part of water tank, and the refrigerant of water tank heat exchanger is connected to main frame into and out of pipe.
The utility model water tank heat exchanger adopts the screw type refrigerant passage, compares outer coil heat exchanger heat exchange area and is greatly enhanced.And the heat exchange amount of unit cost is higher than the inner coil pipe structure.Adopt the Teat pump boiler of the utility model water tank heat exchanger, have the high and low resultant effect of production cost of heat exchange efficiency.
Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is in order to provide further instruction to claimed the utility model.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.Below with reference to figure, other purpose, feature and effect of the present utility model is described in further detail.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model.In the accompanying drawing:
Fig. 1 shows the structural representation according to water tank heat exchanger of the present utility model;
Fig. 2 shows the vertical view of water tank heat exchanger shown in Figure 1; And
Fig. 3 shows the enlarged drawing of the local A among Fig. 1.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.
Fig. 1 shows the structural representation according to water tank heat exchanger of the present utility model, and Fig. 2 shows the vertical view of water tank heat exchanger shown in Figure 1, and Fig. 3 shows the enlarged drawing of the local A among Fig. 1.As shown in Figure 1 to Figure 3, water tank heat exchanger 10 of the present utility model goes out pipe 17 by overcoat 11, interior cover 13, refrigerant inlet pipe 15 and refrigerant and forms.
The both sides of the edges at two ends 11A of overcoat 11,11B and interior cover weld together and form sealing.Have the concave shaped portion 11C that extends spirally on the overcoat 11, the outer surface of this concave shaped portion 11C and interior cover 13 is close to and is tightly connected, thereby forms spiral refrigerant passage 11D between the inside and outside cover.
For describing for purpose of brevity, also the overcoat 11 of this structure can be called " screw-casing ", and also the water tank heat exchanger 10 with this screw-casing can be called " spiral shell type water tank heat exchanger ".
Overcoat can be by being welded behind the sheet material volume circle, and adopt the method for rolling or roll extrusion, and form the concave shaped portion 11C that extends spirally at sleeve surface, treat the helical duct that refrigerant passes through thereby constitute between the adjacent concave shaped portion 11C, by the control machined parameters, can guarantee that the overcoat path is identical with interior cover external diameter.Interior cover can be by being welded behind the sheet material volume circle.Interior cover can be pressed in the overcoat by press-fiting, and the overcoat edge at two ends up and down adopts welding manner and interior cover to be tightly connected.Refrigerant inlet pipe, refrigerant go out pipe can adopt the welding manner welding on the coat.
Embodiment according to the utility model Teat pump boiler, it has water tank and is used to provide the main frame that heats water, wherein the water tank heat exchanger adopts ring type structure, agent structure is overlapped poststack mutually by interior cover and overcoat, periphery is welded, wherein overcoat is for having the helical form profile, the overcoat path is identical with the big footpath of interior cover, interior cover forms spirality channel by after press-fiting in the overcoat between the interior overcoat, increases the turnover pipe of refrigerant respectively in the starting and ending position of helical duct, be connected with the heat-pump hot-water machine host, heat exchanger tightly is enclosed within the inner bag surface of water tank, realizes the heat exchange of water in refrigerant and the water tank, heat hot water.
Another embodiment according to the utility model Teat pump boiler, it has water tank and is used to provide the main frame that heats water, the water tank heat exchanger that wherein has said structure on the water tank, the interior cover of this water tank heat exchanger constitutes the part of water tank, be a part of sidewall of water tank, the refrigerant of described water tank heat exchanger is connected to described main frame into and out of pipe.
The utility model spiral shell type heat pump heat exchanger water tank heat exchanger is compared outer coil heat exchanger heat exchange area and is greatly enhanced, and adopts steel plate or aluminium sheet manufacturing, and cost is low.The heat exchange amount of unit cost is higher than the inner coil pipe structure.
By test, the heat exchange effect of the heat exchange effect of water tank heat exchanger of the present utility model coil heat exchanger outside unidimensional.Simultaneously, the heat exchange effect of unit cost is higher than the inner coil pipe heat exchanger.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. a water tank heat exchanger is used for Teat pump boiler, it is characterized in that, comprising: interior cover has cylindrical outer surface;
Overcoat, the edge and the described interior cover at two ends are tightly connected up and down for they, described outer putting has the concave shaped portion that extends spirally, described concave shaped portion and described in cover be close to and be tightly connected, form the refrigerant passage that extends spirally between described overcoat and the described interior cover, described water tank heat exchanger comprises that also refrigerant inlet pipe and refrigerant go out pipe, is connected with the described refrigerant passage at the two ends of described overcoat.
2. water tank heat exchanger according to claim 1 is characterized in that, described overcoat is the steel overcoat.
3. water tank heat exchanger according to claim 1 is characterized in that, described overcoat is an aluminium matter overcoat.
4. water tank heat exchanger according to claim 1 is characterized in that, described interior cover is cover in the steel.
5. water tank heat exchanger according to claim 1 is characterized in that, described interior cover is cover in the aluminium matter.
6. water tank heat exchanger according to claim 1 is characterized in that,
The edge joint weld at described overcoat two ends is connected to and puts in described.
7. water tank heat exchanger according to claim 1 is characterized in that,
Described refrigerant inlet pipe and refrigerant go out the top and bottom that pipe is respectively welded to described overcoat.
8. Teat pump boiler, comprise water tank and be used to provide the main frame that heats water, it is characterized in that be arranged with on the described water tank according to each described water tank heat exchanger in the claim 1 to 7, the refrigerant of described water tank heat exchanger is connected to described main frame into and out of pipe.
9. Teat pump boiler, comprise water tank and be used to provide the main frame that heats water, it is characterized in that, have on the described water tank according to each described water tank heat exchanger in the claim 1 to 7, cover is the part of described water tank in described, and the refrigerant of described water tank heat exchanger is connected to described main frame into and out of pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200038821U CN201344632Y (en) | 2009-02-20 | 2009-02-20 | Water tank heat exchanger and heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200038821U CN201344632Y (en) | 2009-02-20 | 2009-02-20 | Water tank heat exchanger and heat pump water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201344632Y true CN201344632Y (en) | 2009-11-11 |
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ID=41276212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200038821U Expired - Lifetime CN201344632Y (en) | 2009-02-20 | 2009-02-20 | Water tank heat exchanger and heat pump water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201344632Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778037A (en) * | 2011-05-12 | 2012-11-14 | 周宇 | Heat exchange water tank structure of heat pump water heater |
| CN102980303A (en) * | 2012-11-20 | 2013-03-20 | 广东美的电器股份有限公司 | Heat-pump water heater and water tank thereof |
| CN104019680A (en) * | 2014-06-25 | 2014-09-03 | 江苏云之尚节能科技有限公司 | Heat exchanger of heating pump for heating water |
| CN104755871A (en) * | 2012-10-23 | 2015-07-01 | 株式会社瑰都啦咪 | Condensation heat exchanger having dummy pipe |
| CN105841404A (en) * | 2016-05-18 | 2016-08-10 | 珠海格力电器股份有限公司 | Heat exchange device, liquid storage tank with heat exchange device and water heater with heat exchange device |
| CN110926022A (en) * | 2019-11-13 | 2020-03-27 | 广东纽恩泰新能源科技发展有限公司 | Domestic heat pump water tank that can heat rapidly |
-
2009
- 2009-02-20 CN CNU2009200038821U patent/CN201344632Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778037A (en) * | 2011-05-12 | 2012-11-14 | 周宇 | Heat exchange water tank structure of heat pump water heater |
| CN104755871A (en) * | 2012-10-23 | 2015-07-01 | 株式会社瑰都啦咪 | Condensation heat exchanger having dummy pipe |
| CN104755871B (en) * | 2012-10-23 | 2017-02-15 | 株式会社瑰都啦咪 | Condensation heat exchanger having dummy pipe |
| CN102980303A (en) * | 2012-11-20 | 2013-03-20 | 广东美的电器股份有限公司 | Heat-pump water heater and water tank thereof |
| CN104019680A (en) * | 2014-06-25 | 2014-09-03 | 江苏云之尚节能科技有限公司 | Heat exchanger of heating pump for heating water |
| CN105841404A (en) * | 2016-05-18 | 2016-08-10 | 珠海格力电器股份有限公司 | Heat exchange device, liquid storage tank with heat exchange device and water heater with heat exchange device |
| CN110926022A (en) * | 2019-11-13 | 2020-03-27 | 广东纽恩泰新能源科技发展有限公司 | Domestic heat pump water tank that can heat rapidly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091111 |
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| CX01 | Expiry of patent term |