CN201434546Y - Free-frost air-cooled heat pump heat exchanger - Google Patents
Free-frost air-cooled heat pump heat exchanger Download PDFInfo
- Publication number
- CN201434546Y CN201434546Y CN2009203035524U CN200920303552U CN201434546Y CN 201434546 Y CN201434546 Y CN 201434546Y CN 2009203035524 U CN2009203035524 U CN 2009203035524U CN 200920303552 U CN200920303552 U CN 200920303552U CN 201434546 Y CN201434546 Y CN 201434546Y
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- China
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- air
- heat exchanger
- heat exchange
- exchange pipe
- fin
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Abstract
The utility model relates to an air-cooled heat pump heat exchanger for an air conditioner, which comprises a cabinet, hot water inlet and outlet, an induced draft fan and a fin heat exchange pipe; the outside of the fin heat exchange pipe is provided with a plurality of spray lances which are provided with spray openings; the spray lances are communicated with the hot water inlet; a main pipe ofthe spray lances is provided with a pipe control valve; a signal input end of the control valve is connected with a control unit; a signal input end of the control unit is respectively connected witha temperature sensor and a pressure sensor; the temperature sensor is arranged outside the fin heat exchange pipe; and the pressure sensor is arranged inside the fin heat exchange pipe. The air-cooledheat pump heat exchanger can effectively prevent frosting on the surface of a fin to improve the heat exchange capacity and service life of the heat exchanger.
Description
Technical field
The utility model relates to a kind of air-conditioning equipment, especially relates to a kind of air-cooled heat pump heat exchanger of air-conditioning equipment.
Background technology
Fin heat exchanger is a kind of air-condition heat exchanger commonly used, and the fin of its air-out one side is under the environment under low pressure of air-introduced machine work formation, so it coagulates frost easily.He cause easily air-conditioning when heating under the exchange capability of heat will, also can influence simultaneously the service life of heat exchanger, thus solve air-condition heat exchanger fin to coagulate white problem very necessary.At present comparatively common prevents that coagulating white method is that electrothermal tube is installed outside fin, to reach the purpose of heating, this method exists problems such as uneconomical, that service life is limited, so still need to improve.The patent No. is that the utility model of 98243569.X discloses a kind of high-temperature high-pressure refrigerant defroster that utilizes, it is on liquid back pipe and drain pipe cross valve to be installed, simultaneously on drain pipe, be installed in parallel check valve, adjusted cross valve the flow direction of tube refrigerant is changed with adjustable expansion valve; As without check valve and cross valve, also can be installed in parallel two control valves of single enclosed without condenser and adjustable expansion valve on the drain pipe.Utilize this device that the frost that coagulates of evaporimeter is melted than fast to evaporimeter heating defrost speed with electric heating tube separately.But this method structure is still comparatively complicated, and the effect of heating is bad.
Summary of the invention
The utility model mainly be solve existing in prior technology complex structure, service life short, add bad etc. the technical problem of thermal effect, provide a kind of simple in structure, easy to use, cost is low, the nothing of long service life is coagulated white air-cooled heat pump heat exchanger.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of nothing is coagulated white air-cooled heat pump heat exchanger, comprise cabinet, the hot water entrance, air-introduced machine and fin heat exchange pipe, it is characterized in that described fin heat exchange pipe is provided with several spray lances outward, spray lance is provided with nozzle, this spray lance is connected with hot water inlet, the main line of described spray lance is provided with a pipe-line control valve, the signal input part of this control valve links to each other with a control module, the signal input part of this control module links to each other with a pressure inductor with a temperature inductor respectively, and described temperature inductor is located at the outside of fin heat exchange pipe; Pressure inductor is located at the inboard of fin heat exchange pipe.Pressure inductor can be surveyed the pressure in the fin heat exchange pipe, and this pressure and its temperature have corresponding relation, by control module force value is converted to temperature value, and compare with temperature signal that temperature inductor obtains, when the temperature difference reaches certain value, control module primer line by-pass valve control is connected the spray lance main line.Injection spray pipe reaches hot water about 40 degrees centigrade by spraying from what hot water inlet attracted, and the fin heat exchange pipe surrounding environment is heated, and can prevent effectively that fin surface from coagulating frost, with the exchange capability of heat that improves heat exchanger with and service life.
As preferably, the V-shaped structure distribution of described fin heat exchange pipe, the both sides of V-structure are air inlet, and the end suitable for reading of V-structure is an air outlet, and described air-introduced machine is located at the end suitable for reading of V-structure.
As preferably, described spray lance is evenly distributed on the inboard of fin heat exchange pipe V-structure, and V-shaped distribution.This V-type, equally distributed spray lance and fin heat exchange pipe V-structure match, to reach maximum area the fin heat exchange pipe surface is heated.
As preferably, nozzle evenly distributes on spray lance.Because the distribution of spray lance is uniformly, and the nozzle on the spray lance also evenly distributes,, thereby reach the uniform heating effect in the distribution of spray lance so the effect of spraying is uniformly.
As preferably, described air-introduced machine is a big blade axial flow low noise air-introduced machine.
The beneficial effect that brings of the present utility model is, solved existing in prior technology complex structure, service life short, add bad etc. the technical problem of thermal effect, realized that the air-cooled heat pump heat exchanger structure is simple, easy to use, cost is low, the characteristics of long service life.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is a kind of structural representations of the present utility model.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: accompanying drawing 1 is a kind of structural representation of the present utility model; Accompanying drawing 2 is a kind of structural representations of the present utility model.The utility model is that a kind of nothing is coagulated white air-cooled heat pump heat exchanger, comprise cabinet 4, hot water entrance, air-introduced machine 1 and fin heat exchange pipe 3, the V-shaped structure distribution of fin heat exchange pipe, the both sides of V-structure are air inlet, the end suitable for reading of V-structure is an air outlet, and described air-introduced machine is located at the end suitable for reading of V-structure.Fin heat exchange pipe is provided with several inboards that is evenly distributed on V-structure outward, and the spray lance 2 of V-shaped distribution, and spray lance is provided with equally distributed nozzle, and this spray lance is connected with hot water inlet.The main line of spray lance is provided with a pipe-line control valve, the signal input part of this control valve links to each other with a control module, the signal input part of this control module links to each other with a pressure inductor with a temperature inductor respectively, and described temperature inductor is located at the outside of fin heat exchange pipe; Pressure inductor is located at the inboard of fin heat exchange pipe.
Pressure inductor can be surveyed the pressure in the fin heat exchange pipe, and this pressure and its temperature have corresponding relation, by control module force value is converted to temperature value, and compare with temperature signal that temperature inductor obtains, when the temperature difference reaches certain value, control module primer line by-pass valve control, connect the spray lance main line, injection spray pipe reaches hot water about 40 degrees centigrade by spraying from what hot water inlet attracted, the fin heat exchange pipe surrounding environment is heated, can prevent effectively that fin surface from coagulating frost, with the exchange capability of heat that improves heat exchanger with and service life.V-type, equally distributed spray lance and fin heat exchange pipe V-structure match, to reach maximum area the fin heat exchange pipe surface is heated.Because the distribution of spray lance is uniformly, and the nozzle on the spray lance also evenly distributes,, thereby reach the uniform heating effect in the distribution of spray lance so the effect of spraying is uniformly.
So the utlity model has simple in structure, easy to use, the features such as cost is low, long service life.
Claims (6)
1. a nothing is coagulated white air-cooled heat pump heat exchanger, comprise cabinet (4), the hot water entrance, air-introduced machine (1) and fin heat exchange pipe (3), it is characterized in that described fin heat exchange pipe is provided with several spray lances (2) outward, spray lance is provided with nozzle, this spray lance is connected with hot water inlet, the main line of described spray lance is provided with a pipe-line control valve, the signal input part of this control valve links to each other with a control module, the signal input part of this control module links to each other with a pressure inductor with a temperature inductor respectively, and described temperature inductor is located at the outside of fin heat exchange pipe; Pressure inductor is located at the inboard of fin heat exchange pipe.
2. a kind of nothing according to claim 1 is coagulated white air-cooled heat pump heat exchanger, it is characterized in that the V-shaped structure distribution of described fin heat exchange pipe, the both sides of V-structure are air inlet, and the end suitable for reading of V-structure is an air outlet, and described air-introduced machine is located at the end suitable for reading of V-structure.
3. a kind of nothing according to claim 2 is coagulated white air-cooled heat pump heat exchanger, it is characterized in that described spray lance is evenly distributed on the inboard of V-structure, and V-shaped distribution.
4. coagulate white air-cooled heat pump heat exchanger according to claim 1 or 3 described a kind of nothings, it is characterized in that described nozzle evenly distributes on spray lance.
5. coagulate white air-cooled heat pump heat exchanger according to claim 1 or 2 or 3 described a kind of nothings, it is characterized in that described air-introduced machine is a big blade axial flow low noise air-introduced machine.
6. a kind of nothing according to claim 4 is coagulated white air-cooled heat pump heat exchanger, it is characterized in that described air-introduced machine is a big blade axial flow low noise air-introduced machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203035524U CN201434546Y (en) | 2009-05-25 | 2009-05-25 | Free-frost air-cooled heat pump heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203035524U CN201434546Y (en) | 2009-05-25 | 2009-05-25 | Free-frost air-cooled heat pump heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201434546Y true CN201434546Y (en) | 2010-03-31 |
Family
ID=42053355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203035524U Expired - Fee Related CN201434546Y (en) | 2009-05-25 | 2009-05-25 | Free-frost air-cooled heat pump heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201434546Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788461A (en) * | 2011-05-18 | 2012-11-21 | 珠海格力电器股份有限公司 | Intelligent defrosting method |
-
2009
- 2009-05-25 CN CN2009203035524U patent/CN201434546Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788461A (en) * | 2011-05-18 | 2012-11-21 | 珠海格力电器股份有限公司 | Intelligent defrosting method |
| CN102788461B (en) * | 2011-05-18 | 2014-05-21 | 珠海格力电器股份有限公司 | Intelligent defrosting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20140525 |