CN204665668U - The outer machine of the air source water heater that a kind of thermal conversion efficiency is high - Google Patents
The outer machine of the air source water heater that a kind of thermal conversion efficiency is high Download PDFInfo
- Publication number
- CN204665668U CN204665668U CN201520318098.5U CN201520318098U CN204665668U CN 204665668 U CN204665668 U CN 204665668U CN 201520318098 U CN201520318098 U CN 201520318098U CN 204665668 U CN204665668 U CN 204665668U
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- China
- Prior art keywords
- heat
- evaporimeter
- generating pipe
- refrigerant conduit
- compressor
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- 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.)
- Withdrawn - After Issue
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
Abstract
The utility model discloses a kind of outer machine of air source water heater.Include casing, casing is provided with blower fan, blower fan back is provided with evaporimeter, evaporimeter one end is connected with the compressor on right side, opposite side is connected with choke valve, compressor is connected with catheter interface respectively with choke valve, compressor and be provided with baffle plate between choke valve and evaporimeter, and baffle plate is provided with control system; Wherein said evaporimeter includes the flat-shaped refrigerant conduit of S type, refrigerant conduit is provided with groove, refrigerant conduit is connected in alternately laminated mode with arc heat absorbing fins, refrigerant conduit is also connected with arc heat-generating pipe, the contact site of refrigerant conduit and heat absorbing fins snaps in the bow portion of heat-generating pipe side respectively, heat-generating pipe is connected with the automatic switch of control system, control system also includes central processing unit and temperature monitor, automatic switch is connected with central processing unit, and central processing unit is connected with temperature monitor.The utility model has that heat exchange efficiency is high, energy utilization rate is high, and the beneficial effect of evaporimeter low temperature frost-free.
Description
Technical field
The utility model relates to a kind of outer machine of air source water heater, the outer machine of the air source water heater that particularly a kind of thermal conversion efficiency is high.
Background technology
Air source water heater generally comprises indoor section and outdoor section, and wherein indoor section is water tank, and outdoor section is also called outer machine or peripheral hardware machine, is mainly used in absorbing the temperature in external environment.Prior art China and foreign countries machine part is primarily of a few part composition of casing, evaporimeter, compressor, choke valve and blower fan, it adopts the inverse circulation in Kano, and determine that entropic spueezing, refrigerant isobaricly cool by refrigerant isothermal evaporation, refrigerant steam, refrigerant liquid determines entropy four cyclic processes of expanding and forms.During work, it utilizes evaporimeter that the low temperature heat energy in air is absorbed, after refrigerant in evaporimeter and low temperature heat energy heat exchange, isothermal evaporation forms refrigerant steam, compressor sucks refrigerant steam and the cold media gas being compressed into HTHP enters in condenser and cools, the heat that in cooling procedure, refrigerant carries and cold water carry out exchange heat, finally, refrigerant completes in choke valve to be determined to get back in evaporimeter after entropy expands to repeat with cocycle, thus realizes utilizing air-source its heat energy to be passed to the heating of cold water realization to cold water.But when winter makes outdoor temperature is lower, evaporimeter particularly easily frosting on heat absorbing fins, the gap between heat absorbing fins is blocked by frost, whole evaporimeter can be frozen into ice cube after unit works long hours, energy consumption increases, and heat absorption efficiency is sharply declined, and final thermal conversion efficiency is zero.In prior art, the refrigerant conduit of evaporimeter is pipe, pipe is attached thereto through the through hole on heat absorbing fins, and cause the contact surface of pipe and heat absorbing fins very little, heat transfer effect is undesirable, technology is separately had to adopt assisted heating device to reach the object of defrosting, but existing defrosting equipment is only arrange heating tape one-sided, heating tape itself is little with refrigerant catheter contact surface, causes defrosting effect poor, energy utilization rate is low, greatly reduces the operating efficiency of water heater.
Summary of the invention
The purpose of this utility model is, provides the outer machine of the air source water heater that a kind of thermal conversion efficiency is high.Refrigerant conduit of the present utility model and heat-generating pipe and heat absorbing fins contact area large, there is higher thermal conversion efficiency and energy utilization rate, and the frosting of evaporimeter low temperature can be avoided.
The technical solution of the utility model: the outer machine of the air source water heater that a kind of thermal conversion efficiency is high, include casing, casing front left side is provided with blower fan, evaporimeter is provided with in the casing at blower fan back, evaporimeter one end is connected with the compressor on the right side of box house, and opposite side is connected with the choke valve on compressor side, and compressor and choke valve are connected with the catheter interface in casing outer right wall respectively, compressor and be provided with baffle plate between choke valve and evaporimeter, baffle plate is provided with control system; Wherein said evaporimeter includes the flat-shaped refrigerant conduit of S type, refrigerant conduit is provided with groove, refrigerant conduit is connected in alternately laminated mode with arc heat absorbing fins, refrigerant conduit is also connected with arc heat-generating pipe, the contact site of refrigerant conduit and heat absorbing fins snaps in the bow portion of heat-generating pipe side respectively, heat-generating pipe is connected with the automatic switch of control system, control system also includes central processing unit and temperature monitor, automatic switch is connected with central processing unit, and central processing unit is connected with temperature monitor.
The outer machine of the air source water heater that aforesaid a kind of thermal conversion efficiency is high, the spacing between described adjacent two heat-generating pipes is 2-3cm.
The outer machine of the air source water heater that aforesaid a kind of thermal conversion efficiency is high, described heat-generating pipe is located at the windward side of evaporimeter when blower fan works.
The outer machine of the air source water heater that aforesaid a kind of thermal conversion efficiency is high, on described heat-generating pipe, exposed aerial part is coated with watertight composition.
The beneficial effects of the utility model: the utility model is by being arranged to flat by refrigerant conduit, heat absorbing fins is arranged to arc, alternately laminated mode is adopted to arrange between refrigerant conduit and heat absorbing fins, considerably increase the contact area between refrigerant conduit and heat absorbing fins, and on refrigerant conduit, groove is set, increase the contact area of refrigerant conduit and air, improve the heat exchange efficiency of evaporimeter, the utility model is also provided with heat-generating pipe on refrigerant conduit simultaneously, heat-generating pipe is arc design, the contact site of refrigerant conduit and heat absorbing fins is stuck in the bow portion of heat-generating pipe side respectively, add the contact area of heat-generating pipe and refrigerant conduit, improve the rate of heat exchange between heat-generating pipe and refrigerant conduit, certainly the energy utilization rate of heat-generating pipe is also improved, heat-generating pipe two ends are connected with control system in addition, the automatic switch of temperature monitor and control heat-generating pipe circuit is provided with in control system, temperature monitor and being connected by wire between automatic switch with central processing unit, control system controls heat-generating pipe energising intensification when the temperature of the surroundings is low, ensure that environment temperature is higher than frosting temperature, avoid evaporimeter frosting.Experiment shows, by adopting above technical scheme, make the utility model when hot-cast socket power ascension 70W, the thermal efficiency adds 25%, and the thermal efficiency of the outer machine of air source water heater is promoted to the highest by 3.5 from 2.6 of prior art, when the utility model to be connected with water tank use time, to heat 100L water, this large bright employing 75 formula compressor of the heating-up temperature that in same time, prior art adopts 95 formula compressors to reach can reach, and improves efficiency, has saved energy consumption.In addition, spacing between two heat-generating pipes is 2-3cm, the thermal conversion efficiency of heat-generating pipe and the comprehensive good cost performance of economic indicator, if because spacing is too large, the heat of heat-generating pipe can reach the object comprehensively covering evaporimeter, and the thermal efficiency is not high, if spacing is too little, heat-generating pipe use amount can be caused to increase, add cost; Heat-generating pipe is located at the windward side of evaporimeter when blower fan works, and improves the energy utilization rate of heat-generating pipe, has good comprehensive benefit.In addition, the exposed aerial part of heat-generating pipe of the present utility model applies watertight composition, can quick landing when rainwater drops on heat-generating pipe, avoid rainwater to attach on heat-generating pipe, antifrost better effects if.In sum, the utility model has that thermal conversion efficiency is high, energy utilization rate is high, and the beneficial effect of evaporimeter low temperature frost-free.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is the structural representation of evaporimeter;
Accompanying drawing 3 is that the A-A of accompanying drawing 2 is to sectional view;
Accompanying drawing 4 is Control system architecture schematic diagram;
Description of reference numerals: 1-casing, 2-refrigerant conduit, 3-heat-generating pipe, 4-catheter interface, 5-heat absorbing fins, 6-blower fan, 7-evaporimeter, 8-compressor, 9-choke valve, 10-control system, 11-baffle plate, 12-temperature monitor, 13-central processing unit, 14-automatic switch, 15-groove, 16-bow portion.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described, but not as the foundation limited the utility model.
Embodiment of the present utility model: the outer machine of the air source water heater that a kind of thermal conversion efficiency is high, as shown in accompanying drawing 1-4, include casing 1, casing 1 front left side is provided with blower fan 6, evaporimeter 7 is provided with in the casing 1 at blower fan 6 back, evaporimeter 7 one end is connected with the compressor 8 of casing 1 inner right side, opposite side is connected with the choke valve 9 on compressor 8 side, compressor 8 and choke valve 9 are connected with the catheter interface 4 in casing 1 outer right wall respectively, compressor 8 and be provided with baffle plate 11 between choke valve 9 and evaporimeter 7, baffle plate 11 is provided with control system 10; Wherein said evaporimeter 7 includes the flat-shaped refrigerant conduit 2 of S type, refrigerant conduit 2 is provided with groove 15, refrigerant conduit 2 is connected in alternately laminated mode with arc heat absorbing fins 5, refrigerant conduit 2 is also connected with arc heat-generating pipe 3, refrigerant conduit 2 snaps in the bow portion 16 of heat-generating pipe 3 side respectively with the contact site of heat absorbing fins 5, heat-generating pipe 3 is connected with the automatic switch 14 of control system 10, control system 10 also includes central processing unit 13 and temperature monitor 12, automatic switch 14 is connected with central processing unit 13, and central processing unit 13 is connected with temperature monitor 12.
Spacing between described adjacent two heat-generating pipes 3 is 2-3cm.
Described heat-generating pipe 3 is located at the windward side of evaporimeter 7 when blower fan 6 works.
On described heat-generating pipe 3, exposed aerial part is coated with watertight composition.
During utility model works, blower fan 6 rotates, air is driven to flow through the evaporimeter 7 of its behind, evaporimeter 7 absorbs the low temperature heat energy in air come in, after refrigerant in evaporimeter 7 and low temperature heat energy heat exchange, isothermal evaporation forms refrigerant steam, compressor 8 sucks refrigerant steam and the cold media gas being compressed into HTHP enters in condenser and cools, the heat that in cooling procedure, refrigerant carries and cold water carry out exchange heat, finally, refrigerant completes in choke valve 9 to be determined to get back in evaporimeter 7 after entropy expands to repeat with cocycle, thus realize utilizing air-source its heat energy to be passed to the heating of cold water realization to cold water.In order to reach the high thermal conversion efficiency of outer machine and avoid the object of frosting, refrigerant conduit 2 is made flat by the utility model, and groove 15 is set thereon, separately heat absorbing fins 5 is done archwise, refrigerant conduit 2 and heat absorbing fins 5 adopt the alternately laminated mode of placing one deck heat absorbing fins 5 between every two-layer refrigerant conduit 2 to place, considerably increase the contact area of refrigerant conduit 2 and heat absorbing fins 5, improve the heat exchange efficiency of evaporimeter 7, and arc heat-generating pipe 3 is installed on refrigerant conduit 2, refrigerant conduit 2 is stuck in the bow portion 16 of heat-generating pipe 3 side respectively with the contact site of heat absorbing fins 5, add the contact area of heat-generating pipe 3 and refrigerant conduit 2, improve the heat exchange efficiency between heat-generating pipe 3 and refrigerant conduit 2, in addition, heat-generating pipe 3 two ends are connected through wire with the automatic switch 14 in control system 10, automatic switch 14 is connected with central processing unit 13 through wire with temperature monitor 12, when temperature monitor 12 detects environment temperature at 5 DEG C-10 DEG C, signal is transported to central processing unit 13, then central processing unit 13 controls automatic switch 14 and closes, the electric current at conducting heat-generating pipe 3 two ends, heat-generating pipe 3 is energized heat up, improve the environment temperature around evaporimeter 7, avoid evaporimeter 7 frosting, heat of high temperature directly passes to refrigerant by heat-generating pipe 3 and the contact surface of refrigerant conduit 2 simultaneously, improve evaporimeter 7 thermal conversion efficiency at low ambient temperatures.
As preferably, distance between described adjacent two heat-generating pipes 3 is 2-3cm, the use of heat-generating pipe 3 is reduced again while maximum using heat-generating pipe 3, have good comprehensive benefit, if because spacing is too large, the heat of heat-generating pipe can reach the object comprehensively covering evaporimeter, the thermal efficiency is not high, if spacing is too little, heat-generating pipe use amount can be caused to increase, add cost.
As preferably, described heat-generating pipe 3 is installed on blower fan 6 when working, and the windward side of evaporimeter 7, enables the hot-air around heat-generating pipe 3 and refrigerant conduit 2 and heat absorbing fins 5 comprehensive engagement, improve the heat utilization efficiency of evaporimeter 7.
As preferably, the exposed aerial part of heat-generating pipe 3 applies one deck watertight composition, can quick landing when rainwater drops on heat-generating pipe 3, avoid rainwater to attach on heat-generating pipe 3, antifrost better effects if.
Claims (4)
1. the outer machine of the air source water heater that a thermal conversion efficiency is high, it is characterized in that: include casing (1), casing (1) front left side is provided with blower fan (6), evaporimeter (7) is provided with in the casing (1) at blower fan (6) back, evaporimeter (7) one end is connected with the compressor (8) of casing (1) inner right side, opposite side is connected with the choke valve (9) on compressor (8) side, compressor (8) and choke valve (9) are connected with the catheter interface (4) in casing (1) outer right wall respectively, compressor (8) and be provided with baffle plate (11) between choke valve (9) and evaporimeter (7), baffle plate (11) is provided with control system (10), wherein said evaporimeter (7) includes the flat-shaped refrigerant conduit (2) of S type, refrigerant conduit (2) is provided with groove (15), refrigerant conduit (2) is connected in alternately laminated mode with arc heat absorbing fins (5), refrigerant conduit (2) is also connected with arc heat-generating pipe (3), refrigerant conduit (2) snaps in the bow portion (16) of heat-generating pipe (3) side respectively with the contact site of heat absorbing fins (5), heat-generating pipe (3) is connected with the automatic switch (14) of control system (10), control system (10) also includes central processing unit (13) and temperature monitor (12), automatic switch (14) is connected with central processing unit (13), central processing unit (13) is connected with temperature monitor (12).
2. the outer machine of the air source water heater that a kind of thermal conversion efficiency according to claim 1 is high, is characterized in that: the spacing between described adjacent two heat-generating pipes (3) is 2-3cm.
3. the outer machine of the air source water heater that a kind of thermal conversion efficiency according to claim 1 and 2 is high, is characterized in that: described heat-generating pipe (3) is located at the windward side of evaporimeter (7) when blower fan (6) works.
4. the outer machine of the air source water heater that a kind of thermal conversion efficiency according to claim 1 and 2 is high, is characterized in that: the upper exposed aerial part of described heat-generating pipe (3) is coated with watertight composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520318098.5U CN204665668U (en) | 2015-05-18 | 2015-05-18 | The outer machine of the air source water heater that a kind of thermal conversion efficiency is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520318098.5U CN204665668U (en) | 2015-05-18 | 2015-05-18 | The outer machine of the air source water heater that a kind of thermal conversion efficiency is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204665668U true CN204665668U (en) | 2015-09-23 |
Family
ID=54136045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520318098.5U Withdrawn - After Issue CN204665668U (en) | 2015-05-18 | 2015-05-18 | The outer machine of the air source water heater that a kind of thermal conversion efficiency is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204665668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833088A (en) * | 2015-05-18 | 2015-08-12 | 都匀市嘉予新能源科技发展有限公司 | Outer machine of air source water heater |
-
2015
- 2015-05-18 CN CN201520318098.5U patent/CN204665668U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833088A (en) * | 2015-05-18 | 2015-08-12 | 都匀市嘉予新能源科技发展有限公司 | Outer machine of air source water heater |
| CN104833088B (en) * | 2015-05-18 | 2018-05-18 | 都匀市嘉予新能源科技发展有限公司 | A kind of outer machine of air source water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150923 Effective date of abandoning: 20180518 |
|
| AV01 | Patent right actively abandoned |