CN204006340U - Defrosting frost-proof air conditioner - Google Patents
Defrosting frost-proof air conditioner Download PDFInfo
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- CN204006340U CN204006340U CN201420410326.7U CN201420410326U CN204006340U CN 204006340 U CN204006340 U CN 204006340U CN 201420410326 U CN201420410326 U CN 201420410326U CN 204006340 U CN204006340 U CN 204006340U
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- coil pipe
- defrosting
- heat exchanger
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- premises station
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Abstract
The utility model relates to air-conditioner technical field, a kind of defrosting frost-proof air conditioner is disclosed, comprise off-premises station and indoor set, in described off-premises station, be provided with outdoor heat exchanger, in described outdoor heat exchanger bottom, defrosting coil pipe is set, described defrosting coil pipe is connected on described indoor set to the return line of described off-premises station.Antifreeze coil pipe is set on described bottom plate of outdoor unit, and described antifreeze coil pipe is at described indoor set to the return line of described off-premises station, and described antifreeze coil pipe and described drip tray pipe are connected in series.The utility model has solved the problem of existing super low temperature heat pump air-conditioner defrosting water discharge and anti-freeze, effectively realizing defrosting water discharges rapidly and prevents that defrosting water freezing phenomenon from occurring, guarantee air-conditioner can outdoor temperature lower than the low temperature of-25 DEG C, high humidity environment under operation continuously, and realize the function of constant temperature dehumidification, constant temperature humidification.
Description
Technical field
The utility model relates to air-conditioner technical field, particularly a kind of defrosting frost-proof air conditioner.
Background technology
Cold district use the defrosting of super low temperature heat pump air-conditioner after, defrosting water electrode be easily gathered in heat exchanger bottom and in bottom plate of outdoor unit quick freezing Cheng Bing, stop up discharge outlet, cause defrosting water not discharge.Along with defrosting, the carrying out of freezing, ice sheet progressive additive, until spread to heat exchanger bottom, causes heat exchanger thermal resistance, fan resistance to increase on the one hand, and recurrent ice sheet freeze thawing has also increased the possibility that heat exchanger bottom heat-transfer pipe damages; On the other hand, also may cause heat exchanger fan to be frozen in ice body, cause fan electromotor to burn.
Utility model content
The utility model, in order to solve the problems of the technologies described above, provides a kind of defrosting frost-proof air conditioner, by first the high temperature returning in indoor set, highly pressurised liquid being entered to defrosting coil pipe and antifreeze coil pipe, the situation that makes air-conditioner there will not be frosting and freeze.
To achieve these goals, the utility model provides following technical scheme:
A kind of defrosting frost-proof air conditioner, comprise off-premises station and indoor set, in described off-premises station, be provided with outdoor heat exchanger, it is characterized in that, in described outdoor heat exchanger bottom, defrosting coil pipe is set, described defrosting coil pipe is connected on described indoor set to the return line of described off-premises station.
Further, antifreeze coil pipe is set on described bottom plate of outdoor unit, described antifreeze coil pipe is at described indoor set to the return line of described off-premises station, and described antifreeze coil pipe and described drip tray pipe are connected in series.
Further, in the Liquid Flow direction along described return line, described defrosting coil pipe is arranged on the front of described antifreeze coil pipe.
Further, described indoor set also comprises dehydrating unit, and described dehydrating unit comprises dehumidifying flow controller and dehumidifying magnetic valve, and described dehydrating unit is connected with described indoor heat exchanger.
Further, in indoor fan one side of described indoor set, humidifying component is set, described humidifying component comprises humidifier, adds wet blower, water compensating valve, adds the front of wet blower described in described humidifier is arranged on.
Further, described humidifier is far infrared humidifier or water heater.
The beneficial effects of the utility model are:
Solve the problem of existing super low temperature heat pump air-conditioner defrosting water discharge and anti-freeze, effectively realizing defrosting water discharges rapidly and prevents that defrosting water freezing phenomenon from occurring, guarantee air-conditioner can outdoor temperature lower than the low temperature of-25 DEG C, high humidity environment under operation continuously, and realize the function of constant temperature dehumidification, constant temperature humidification.
Brief description of the drawings
Fig. 1 is the system architecture schematic diagram of the utility model air-conditioner;
Fig. 2 is humidifying component structural representation in the utility model.
In figure: 1 for compressor, 2 for cross valve, 3 for outdoor heat exchanger, 4 for outdoor throttling arrangement, 5 for humidifying component, 6 for indoor heat exchanger, 7 for dehumidifying magnetic valve, 8 for dehumidifying throttling arrangement, 9 for indoor throttling arrangement, 10 for add wet blower, 11 for far infrared humidifier, 12 for moisturizing magnetic valve or motor-driven valve, 13 for water source, 14 for defrosting coil pipe, 15 for antifreeze coil pipe, 16 for magnetic valve, 17 be capillary.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the utility model defrosting frost-proof air conditioner is elaborated.
Defrosting frost-proof air conditioner comprises ultra-low temperature constant temperature constant humidity system and the humidifying component of the discharge of defrosting water and anti-freeze.
Referring to accompanying drawing 1, the discharge of defrosting water comprises off-premises station and indoor set with the ultra-low temperature constant temperature constant humidity system of anti-freeze, off-premises station comprises compressor 1, cross valve 2, outdoor heat exchanger 3, outdoor throttling arrangement 4, defrosting coil pipe 14, antifreeze coil pipe 15, magnetic valve 16 and capillary 17, indoor set comprises indoor heat exchanger 6, indoor throttling arrangement 9, dehumidifying throttling arrangement 8, dehumidifying magnetic valve 7 and indoor fan, four ports of cross valve 2 respectively with the blast pipe of compressor 1, the air intake duct of compressor 1, one end of outdoor heat exchanger 3 is connected with one end of indoor heat exchanger 6, indoor heat exchanger 6 is divided into upper and lower two halves, one end of indoor heat exchanger the first half is connected with one end of indoor throttling arrangement 9, the other end is connected with dehumidifying magnetic valve 7 with dehumidifying throttling arrangement 8, indoor heat exchanger the latter half is connected with dehumidifying magnetic valve 8 with dehumidifying throttling arrangement 8.The other end of indoor throttling arrangement 9 is connected with the other end of antifreeze coil pipe 15.One end of antifreeze coil pipe 15 is connected with the other end of defrosting coil pipe 14, and one end of defrosting coil pipe 14 is connected with the other end of outdoor throttling arrangement 4.One end of outdoor throttling arrangement 4 is connected with the other end of outdoor heat exchanger 3.One end of magnetic valve 16 and capillary 17 is connected with the other end of antifreeze coil pipe 15, and the other end is connected with the air intake duct of compressor 1.Indoor set humidifying component 5 is arranged on indoor fan one side, humidifying component 5 by far infrared humidifier 11, add wet blower 10, water compensating valve 12 forms.
Compressor can be constant speed compressor or frequency-changeable compressor.
Throttling arrangement can be capillary, heating power expansion valve or electric expansion valve.
Referring to accompanying drawing 2, humidifying component can arrange water tank water source 13, and water heater part also can be set.Moisturizing can adopt straight water supplementing method, also can adopt circular water replenishing mode.When direct subsidy water, directly mended to water tank through moisturizing magnetic valve or motor-driven valve 12 by source water.
Operation principle of the present utility model is as follows:
Referring to accompanying drawing 1, in outdoor heat exchanger bottom, defrosting coil pipe is set, using a few row's heat exchanger coils of outdoor heat exchanger bottom as defrosting coil pipe.When heating operation, first the high temperature, the highly pressurised liquid that from indoor set, return enter in defrosting coil pipe, by thermal release to pipe outer air, prevent these coil surface frostings, and then enter evaporation in outdoor heat exchanger, absorb airborne heat, can ensure a few row's heat exchanger coils surface, outdoor heat exchanger bottom frost-free.
Antifreeze coil pipe is set on bottom plate of outdoor unit, and only employing arranges the measure of defrosting coil pipe and can not ensure that defrosting water flows out bottom plate of outdoor unit smoothly, and therefore antifreeze coil pipe also need be closely set on bottom plate of outdoor unit.Allow the high temperature, the highly pressurised liquid that from indoor set, return be introduced into the antifreeze coil pipe being arranged on bottom plate of outdoor unit, then enter in defrosting coil pipe, utilize the heat of high-temperature high-pressure refrigerant to ensure that defrosting water does not accumulate, freezes on chassis.
When refrigeration: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, it is cooling after outdoor heat exchanger 3 carries out exchange heat, become gas-liquid mixture or liquid, then pass through outdoor throttling arrangement 4, now outdoor throttling arrangement 4 standard-sized sheets, in defrosting coil pipe 14 and antifreeze coil pipe 15, must be cold through the condensed cold-producing medium of outdoor heat exchanger, now magnetic valve 16 cuts out, deliver to indoor throttling arrangement 9, become the gas-liquid mixture of low-temp low-pressure, again by indoor heat exchanger 6, the magnetic valve 7 that now dehumidifies is opened, indoor heat exchanger 6 by exchange heat in room air to cold-producing medium, indoor air temperature reduces, give indoor refrigeration.Cold-producing medium becomes the gas of low-temp low-pressure after indoor heat exchanger heat exchange, by cross valve, then is sucked by compressor, then by the gas that turns HTHP after compressor compresses, completes kind of refrigeration cycle.
While heating: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to indoor heat exchanger 6, cooling after indoor heat exchanger 6 carries out exchange heat, indoor air is warmed and produces and heat, and the magnetic valve 7 that now dehumidifies is opened.Cooled cold-producing medium becomes gas-liquid mixture or the liquid of high pressure, deliver to indoor throttling arrangement 9, now indoor throttling arrangement 9 standard-sized sheets, the condensed liquid refrigerant antifreeze coil pipe 15 of flowing through, now magnetic valve 16 cuts out, make unlikely the freezing of water in bottom plate of outdoor unit and discharge compared with hot liquid refrigerant, warm liquid refrigerant enters defrosting coil pipe 14, make heat exchanger bottom plate tube outer surface frost-free, then pass through outdoor throttling arrangement 4, become the gas-liquid mixture of low-temp low-pressure, again by outdoor heat exchanger 3, cold-producing medium exchange heat is arrived outdoor air by outdoor heat exchanger 3.Cold-producing medium becomes the gas of low-temp low-pressure after outdoor heat exchanger heat exchange, then by cross valve, is sucked, then by the gas that turns HTHP after compressor compresses, complete and heat circulation by compressor.
When constant temperature dehumidification: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, carry out after part exchange heat at outdoor heat exchanger 3, then pass through outdoor throttling arrangement 4, now outdoor throttling arrangement 4 standard-sized sheets, cold-producing medium flow through defrosting coil pipe 14 and antifreeze coil pipe 15, now magnetic valve 16 cuts out, deliver to indoor throttling arrangement 9, now indoor throttling arrangement 9 standard-sized sheets, deliver to indoor heat exchanger 6 heat exchange, heat up to room air in indoor heat exchanger 6 the first half, cold-producing medium becomes gas-liquid mixture or the liquid of high pressure and delivers to dehumidifying throttling arrangement 8, become the gas-liquid mixture of low-temp low-pressure, deliver to again indoor heat exchanger 6 the latter halfs, the magnetic valve 7 that now dehumidifies cuts out, indoor heat exchanger 6 by room air exchange heat to cold-producing medium, because indoor heat exchanger temperature is low, the indoor air humidity supersaturation of flowing through and produce condensation, condensed water is discharged, thereby give indoor air dehumidification, in dehumidification process, indoor heat exchanger the latter half and indoor heat exchanger the first half are given respectively indoor refrigeration and are heated, thereby reach the object of constant temperature dehumidification.Cold-producing medium becomes the gas of low-temp low-pressure after indoor heat exchanger, by cross valve, then is sucked by compressor, then by the gas that turns HTHP after compressor compresses, completes constant temperature dehumidification circulation.
When constant temperature humidification: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, carry out after part exchange heat at outdoor heat exchanger 3, then pass through outdoor throttling arrangement 4, now outdoor throttling arrangement 4 standard-sized sheets, cold-producing medium flow through defrosting coil pipe 14 and antifreeze coil pipe 15, now magnetic valve 16 cuts out, and delivers to indoor throttling arrangement 9, becomes the gas-liquid mixture of low-temp low-pressure.Humidifying component work, far infrared humidifier 11 makes water surface under infrared ray action, produce heat and then rapid evaporation by infrared emanation, indoor to indoor humidification thereby warm moist air is sent to.By indoor heat exchanger 6, the magnetic valve 7 that now dehumidifies is opened again, and indoor heat exchanger 6 is by exchange heat in room air to cold-producing medium, and in humidification, indoor heat exchanger and humidifying component are given respectively indoor refrigeration and heated, thereby reaches the object of constant temperature humidification.Cold-producing medium becomes the gas of low-temp low-pressure after indoor heat exchanger heat exchange, by cross valve, then is sucked by compressor, then by the gas that turns HTHP after compressor compresses, completes the circulation of constant temperature humidification.
When defrosting: cross valve 2 commutates, cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, then pass through outdoor throttling arrangement 4, now outdoor throttling arrangement 4 standard-sized sheets, outdoor fan stops, cold-producing medium flow through defrosting coil pipe 14 and antifreeze coil pipe 15, the frost layer of melting heat exchanger surface, now magnetic valve 16 is opened, and after capillary 17 decompressions, returns to compressor suction duct, sucked by compressor, complete defrost cycle.Now indoor throttling arrangement 9 cuts out, and indoor fan stops, and can prevent that indoor temperature from excessively reducing, thereby improves its comfortableness.
Referring to accompanying drawing 2, humidifying component work: by adding that wet blower 10 is blown or air-breathing, air stream is through far infrared humidifier 11, humidifier water tank is directly mended by moisturizing magnetic valve or motor-driven valve 12 in the water source 13 that water charging system is used humidification, far infrared humidifier makes water surface under infrared ray action, produce heat and then rapid evaporation by infrared emanation, moisture is evaporated in air-flow, thereby warm moist air is sent to the indoor function reaching to indoor humidification.
The implementation of this utility model can have following improvement mode:
Cancel far infrared humidifier, replaced by water heater part, the effect of heating water is equal to far infrared humidifier, and far infrared humidifier plays equalized temperature effect in constant temperature humidification.
Cancel the antifreeze coil pipe on bottom plate of outdoor unit, replaced by Electrothermic wire, the effect of Electrothermic wire is equal to antifreeze coil pipe, and antifreeze coil pipe plays heat effect in heating process.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a defrosting frost-proof air conditioner, comprise off-premises station and indoor set, in described off-premises station, be provided with outdoor heat exchanger, it is characterized in that: in described outdoor heat exchanger bottom, defrosting coil pipe is set, described defrosting coil pipe is connected on described indoor set to the return line of described off-premises station.
2. defrosting frost-proof air conditioner according to claim 1, it is characterized in that: antifreeze coil pipe is set on described bottom plate of outdoor unit, described antifreeze coil pipe is at described indoor set to the return line of described off-premises station, and described antifreeze coil pipe and described drip tray pipe are connected in series.
3. defrosting frost-proof air conditioner according to claim 1, is characterized in that: in the Liquid Flow direction along described return line, described defrosting coil pipe is arranged on the front of described antifreeze coil pipe.
4. according to the defrosting frost-proof air conditioner described in any one in claims 1 to 3, it is characterized in that: described indoor set also comprises dehydrating unit, described dehydrating unit comprises dehumidifying flow controller and dehumidifying magnetic valve, and described dehydrating unit is connected with described indoor heat exchanger.
5. according to the defrosting frost-proof air conditioner described in any one in claims 1 to 3, it is characterized in that: in indoor fan one side of described indoor set, humidifying component is set, and described humidifying component comprises humidifier, adds wet blower, water compensating valve, adds the front of wet blower described in described humidifier is arranged on.
6. defrosting frost-proof air conditioner according to claim 5, is characterized in that: described humidifier is far infrared humidifier or water heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410326.7U CN204006340U (en) | 2014-07-21 | 2014-07-21 | Defrosting frost-proof air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410326.7U CN204006340U (en) | 2014-07-21 | 2014-07-21 | Defrosting frost-proof air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN204006340U true CN204006340U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420410326.7U Expired - Fee Related CN204006340U (en) | 2014-07-21 | 2014-07-21 | Defrosting frost-proof air conditioner |
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| CN (1) | CN204006340U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596102A (en) * | 2015-01-12 | 2015-05-06 | 深圳北纯能源科技有限公司 | Complementary energy recovery system and complementary energy recovery method based on heat pump technology |
| CN109556245A (en) * | 2018-10-24 | 2019-04-02 | 珠海格力电器股份有限公司 | Humidify water compensating control method and air-conditioner set |
| CN112413818A (en) * | 2019-08-23 | 2021-02-26 | Tcl空调器(中山)有限公司 | Control method of air conditioner, air conditioner and storage medium |
-
2014
- 2014-07-21 CN CN201420410326.7U patent/CN204006340U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596102A (en) * | 2015-01-12 | 2015-05-06 | 深圳北纯能源科技有限公司 | Complementary energy recovery system and complementary energy recovery method based on heat pump technology |
| CN109556245A (en) * | 2018-10-24 | 2019-04-02 | 珠海格力电器股份有限公司 | Humidify water compensating control method and air-conditioner set |
| CN112413818A (en) * | 2019-08-23 | 2021-02-26 | Tcl空调器(中山)有限公司 | Control method of air conditioner, air conditioner and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518001 Shenzhen, Nanshan District Bay, the Gulf of CITIC Bay, building B303, 5, Patentee after: Shenzhen Wohaisen Technology Co. Ltd. Address before: 518001 Shenzhen, Nanshan District Bay, the Gulf of CITIC Bay, building B303, 5, Patentee before: SHENZHEN WOSEN AIR-CONDITIONING TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20190721 |