CN101256016A - Dual-purpose integrated machine for air conditioner and water heater - Google Patents
Dual-purpose integrated machine for air conditioner and water heater Download PDFInfo
- Publication number
- CN101256016A CN101256016A CNA2008100905395A CN200810090539A CN101256016A CN 101256016 A CN101256016 A CN 101256016A CN A2008100905395 A CNA2008100905395 A CN A2008100905395A CN 200810090539 A CN200810090539 A CN 200810090539A CN 101256016 A CN101256016 A CN 101256016A
- Authority
- CN
- China
- Prior art keywords
- water
- compressor
- valve
- magnetic valve
- hot
- 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.)
- Pending
Links
Images
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A dual-purpose integrated machine which can be used as a conditioner or a water heater is formed by connecting a refrigeration compressor (1), a gas-liquid separator (2), a water joint (3), a hot water pump (4), a bimetal temperature controller (5), a hot water chamber (6), a minisize shell and tube heat exchanger (7), an electro-magnetism four-way valve (8), a pressure controller (9), a pressure controller (9B), a condenser (10), a filter (11), an electromagnetic valve (12), a throttle pipe (13), a throttle pipe (14), an evaporator (15), a break valve (16), a temperature controller (17), a hot water valve (18), an electromagnetic valve (19), a water storage bucket (20), a water storage bucket (21), a water storage bucket (22), a respiratory tube (23), a respiration and overflow pipe (23B), a ball float valve (24), and a tap water valve (25). Heat exchanging materials are saved maximumly, temperature lifting of the compressor is limited by water, pressure discharging of the compressor is reduced, shaft power of the compressor is lowered, and energy efficiency ratio is increased remarkably.
Description
Affiliated technical field; The air regulator field.
Background technology;
It is to regulate air themperature that present known air-conditioner mainly acts on.
Summary of the invention:
Dual-purpose integrated machine for air conditioner and water heater, in air-conditioner refrigeration, heat in, the air-conditioner of hot water can be provided, it still is a Teat pump boiler.A kind of compressor with water cavity.A kind of miniature shell and tube heat exchanger.
Existing dual-purpose integrated machine for air conditioner and water heater uses effective material more.
The invention has the beneficial effects as follows;
Two kinds of purposes of air-conditioner-water heater, effectively material is many for the heat exchangers of saving etc., and water has limited the temperature rise of compressor, has improved the air-conditioner condensation effect, has prolonged the service life of compressor.
Water has reduced the compressor row pressure, has reduced compressor shaft power, and Energy Efficiency Ratio is significantly improved.
Freeze, heat, Teat pump boiler concentrates one.
Dual-purpose integrated machine for air conditioner and water heater by this technology is produced can reduce dual-purpose machine cost to greatest extent, is the social economical with materials and the energy.Utilize used heat, heating health hot water and hot water for kitchen use have avoided the use combustion gas to add hot water, have reduced the discharging of carbon dioxide, have purified atmospheric environment.
The technical scheme that the present invention solves its technical problem, employing is:
By refrigeration (heat) system, shell and tube heat exchanger, hot water line and water storage system connect and compose.At housing be on the compressor case of high pressure, welding or a bonding sealing water chamber, on water chamber, connect the Inlet and outlet water joint, form heat exchanger.High temperature enclosure when utilizing compressor operating and the water chamber inner surface that is connected, realization hydrothermal exchange.
At the exhaust outlet of compressor end, connect miniature shell and tube heat exchanger, increase heat exchange area, improve the used heat utilization rate.
Subregion in the air-conditioner hot-water heating system; Adopt the retaining of 3 plastics water storage barrel subregions, form high, medium and low 3 hot water subregions, promptly strengthen the hot water capacity, but shorten the hot water supply time again.Design temperature controller and magnetic valve are realized the control of hot water subregion.Water lines connects the miniature magnetic water pump, forces thermal cycle, improves heat exchanger effectiveness.
In air-conditioner refrigeration (heat) system; Compressor row pressure when design all is connected high pressure controller, detection system refrigeration (heat) on high pressure and low pressure line.According to detected row pressure height, control magnetic valve automatically and realize that two throttle pipes or single throttle pipe supply cold-producing medium, keep the compressor efficiency operation.
The specific embodiment;
The present invention is further described below in conjunction with drawings and Examples:
Fig. 1 is; The dual-purpose integrated machine for air conditioner and water heater schematic diagram, Fig. 2 is; The hot water circulating pump circuit diagram, Fig. 3 is; Indoor fan control circuit figure, Fig. 4 is; Cold-producing medium throttling control circuit figure, Fig. 5 is; Hot water subregion control circuit figure, Fig. 6 is; Compressor installs hot-water cavity figure additional, and Fig. 7 is; Miniature shell and tube heat exchanger figure.
Fig. 1 is; The dual-purpose integrated machine for air conditioner and water heater schematic diagram, in the drawings, with the refrigeration compressor (1) of hot-water cavity, compressor Gas-liquid separator (2), Inlet and outlet water joint (3), hot water circulating pump (4), bi-metal temperature controller (5), hot-water cavity (6), Miniature shell and tube heat exchanger (7), solenoid operated four-way valve (8), pressure controller (9), pressure controller (9B), condenser (10), Filter (11), magnetic valve (12), magnetic valve (12B), throttle pipe (13), throttle pipe (14), evaporimeter (15) cuts End valve (16), temperature controller (17), hot water uses valve (18), magnetic valve (19), high warm water butt (20), in warm storage Bucket (21), Low Temperature Thermal water butt (22), respiratory siphon (23) is breathed and overflow pipe (23B) ball-cock assembly (24), running water Valve (25).
Fig. 1 description of drawings: the flow path of hot water is; Inlet and outlet water joint (3) on hot water circulating pump (4) → compressor → Miniature shell and tube heat exchanger (7) → stop valve (16) → hot water circulating pipeline and valve (18) → high warm water butt (20) → hot water circulating pump (4).
Bi-metal temperature controller (5) is close to and is installed on the hot water line, its temperature setting valve is 70 ℃ of degree, the temperature control contact is connected in hot water circulating pump (4) circuit, temperature on the hot water line reaches 70 ℃ of degree, the temperature control contact disconnects, hot water circulating pump (4) shuts down, and reduces the wearing and tearing and the running electricity charge of hot water circulating pump (4), and at this moment hot water transfers convection circulation to.Hot water circulating pump (4) adopts the miniature magnetic pump, and power is that 5W gets final product.
The temperature detector of temperature controller (17) is close to and is installed on the hot outlet pipeline, its temperature setting valve is 45 ± 0.5 ℃ of degree, temperature controller (17) detects this temperature, send control signal, magnetic valve (19) is connected, 2/5ths hot water, enter low warm water butt (22), improve low warm water butt (22) water temperature gradually by magnetic valve (19).Water temperature is lower than 45 negative 3 ℃ of degree, and temperature controller (17) moves again, and magnetic valve (19) cuts out again, and hot water all enters elevated temperature heat bucket (20).
The bore of ball-cock assembly (24) is the 3-5 millimeter, adopts brass or stainless steel to process on lathe, and ball float adopts the polyester plastics ball.Also can directly buy small-bore ball-cock assembly is installed in the low warm water butt (22).Water valve (25) is connected running water.3 hot water butts adopt the PEF Plastic Drums, and elevated temperature heat water butt (20) capacity is 50, can shorten the hot water supply time, and other is 2 only respectively being 100 liters, the rubber and plastic boards insulation.The bucket installation site is higher than compressor, is lifted in kitchen or the toilet furred ceiling layer.
The flow path of cold-producing medium is; The refrigeration compressor (1) of refrigeration compressor (1) → miniature shell and tube heat exchanger (7) → solenoid operated four-way valve (8) → condenser (10) → filter (11) → magnetic valve (12) → throttle pipe (13) → Yan Faqi (15) → solenoid operated four-way valve (8) → gas-liquid separator for compressor (the 2) → band hot-water cavity of band hot-water cavity.
In the drawings; The refrigeration compressor blast pipe connects miniature shell and tube heat exchanger (7) upper end air inlet pipe, last air inlet, and following exhaust is beneficial to the compressor oil return.
During air conditioner refrigerating; Pressure controller (9) setting value of pressure is that (south is 2.5 ± 0.05Mpa) to 2.35 ± 0.05Mpa, when detecting this pressure, sends control signal, and magnetic valve (12) dead electricity is closed, and throttle pipe does not have cold-producing medium to pass through in (14), single throttle pipe (13) work.Pressure controller (9) recloses magnetic valve (12) when being lower than this pressure 0.3Mpa, recovers binodal stream plumber and does, and improves compressor operating efficient.
When air-conditioning heats; Switch, Fig. 2 (5B), disconnection hot water circulating pump (4) circuit.Pressure controller (9B) setting value of pressure is that (south is 2.5 ± 0.05Mpa) to 2.35 ± 0.05Mpa, when detecting this pressure, sends control signal, and magnetic valve (12) dead electricity is closed, and throttle pipe does not have cold-producing medium to pass through in (14), single throttle pipe (13) work.
When being lower than pressure controller (9B) setting value of pressure 0.2Mpa; Pressure controller (9B) recloses magnetic valve (12), recovers binodal stream plumber and does, and improves compressor operating efficient.2 normally-closed contacts of pressure controller (9) and pressure controller (9B) are connected and are controlled magnetic valve (12), see Fig. 4.When heating, air-conditioning closes Fig. 1; Valve (16) and hot water circulating pump, open valve 16 and hot water circulating pump when needing hot water
Magnetic valve (12) adopts 2 with magnetic valve (12B), oppositely pipeline tandem working.This is because the fluid of magnetic valve flows directionality to be arranged, if adopt a magnetic valve (12) work, when heating; Reciprocal high-pressure refrigerant will be washed electromagnetic valve core open, effect out of hand.For the magnetic valve that does not have flow direction, can only adopt one.
The solenoid parallel connection of 2 magnetic valves (12), controller that is stressed (9) and pressure controller (9B) control.See Fig. 4.
When air-conditioning heats; Close stop valve (16), a small amount of reverse convection current of hot water enters boiler, and provides warm water to the user.
Teat pump boiler work; For detachable air conditioner, it is converted to the heat-pump hot-water pattern, circuit diagram 3; Relay J disconnects synchronously, close chamber's inner blower, and outdoor fan remains in operation, and absorbs atmosphere heat heating health hot water.
For window air conditioner as Teat pump boiler work; Because it has only a fan electromotor, have only its running, absorb the atmosphere heat, at this moment indoor have a small amount of hot gas (or cold air) to enter, people can feel under the weather, and efficient does not have detachable air conditioner as Teat pump boiler work height, and this has limited the application of window air conditioner as Teat pump boiler work to a certain extent.Magnetic valve (12) latus rectum; According to air-conditioner watt level, employing 2-5 millimeter.Hot water circulating pump (4) adopts miniature magnetic pump or canned motor pump, and power 5-10W gets final product.The hot water line adopts the PP-R hot-water line, the rubber plastic pipe insulation.
Air-conditioner should have good earth connection and earth leakage protective, prevents that air-conditioner electric leakage from hurting sb.'s feelings by water.
Other control circuit of air-conditioner is not chatted superfluous here with reference to existing ac control circuit.
Fig. 2 is; The hot water circulating pump circuit diagram.
In the drawings; Hot water circulating pump (4), bi-metal temperature controller (5), hot water circulating pump power switch (5B).
Fig. 2 description of drawings: when needing hot water, closed hot water circuit switch pump (5B), when air-conditioning heats (if not needing hot water) close hot water circuit switch pump (5B).When the hot water temperature reaches bi-metal temperature controller (5) temperature setting valve; Contact (5) disconnects, and hot water circulating pump (4) shuts down, and reduces the water pump wearing and tearing, also can prevent the too high generation scald of hot water temperature people accident.
Fig. 3 is; Indoor fan control circuit figure.
In the drawings; Indoor fan motor (KM), relay (J).
Fig. 3 description of drawings: when air-conditioning was converted to Teat pump boiler work, relay J disconnected, the inner blower motor KM of close chamber.
Fig. 4 is; Cold-producing medium throttling control circuit figure.
In the drawings; Refrigeration side high pressure controller contact (9) heats side high pressure controller contact (9B), throttling control magnetic valve (12).
Fig. 4 description of drawings: refrigeration side high pressure controller contact (9) with heat side high pressure controller contact (9B) series connection control throttle solenoid valve (12).In the drawings; Though refrigeration with heat, high pressure surpasses setting valve, all disconnects throttling control magnetic valve (12), reduces refrigerant flow.
Refrigeration side high pressure controller contact (9) with heat side high pressure controller contact (9B), recover automatically to connect when high pressure is lower than setting valve, open throttling control magnetic valve (12), strengthen refrigerant flow, keep the running of compressor high efficiency.
Fig. 5 is; Hot water subregion control circuit figure.
In the drawings; Hot water subregion temperature controller contact (17), hot water subregion magnetic valve (19).
Fig. 5 description of drawings: the hot water temperature is lower than setting valve, and the no electricity of hot water subregion magnetic valve (19) is closed, and hot water all enters the high-temperature boiler.The hot water temperature reaches setting valve, hot water subregion temperature controller contact (17) closure, and hot water subregion magnetic valve (19) is opened, and part hot water enters the low-temperature water heating case, improves low-temperature water heating oven temperature, degree gradually.
Fig. 6 is; Compressor installs hot-water cavity figure additional.
In the drawings; Refrigeration compressor (1), gas-liquid separator for compressor (2), water supply connector (3), water out adapter (4), hot-water cavity (5), metal (5B), plastic foil (5C), compressor exhaust pipe (6), electric source connecting box (7), compressor fixing feet (8).Fig. 6 description of drawings: housing is the refrigeration compressor of high pressure, and case temperature utilizes this temperature heating health hot water up to 95-110 ℃ of degree during work, has; Saved heat exchanger material to greatest extent, water has limited the temperature rise of compressor, has reduced the compressor row pressure, has reduced compressor shaft power, and Energy Efficiency Ratio is significantly improved.
The refrigeration compressor of band hot-water cavity, best method is the good hot-water cavity of compressor factory time processing.If own a small amount of processing, the compressor of band hot-water cavity can adopt following method.
With the gas-liquid separator for compressor (2) on the refrigeration compressor (1) dismounting, the soldering of refrigeration compressor shell connect or bonding 0.05 millimeters thick stainless steel foil or 0.1 millimeters thick red copper foil (5B) anticorrosion.Hot-water cavity (5) is processed with stainless steel or copper plate, and (also can and do preservative treatment with other metal) is connected on the compressor case with soldering.Water supply connector (3) and water out adapter (4), the nipple of purchase DN20 brass is connected on hot-water cavity (5) with soldering and upward gets final product.Gas-liquid separator for compressor (2) is taken over lengthening, weld back original position again.
Hurt sb.'s feelings in order to prevent the electric leakage of compressor or air-conditioner; Hot-water cavity (5) also can adopt the plastics manufacturing, and glues polyester or polytetrafluoroethylene or the ABS plastic or PEF paper tinsel (5C) insulation of one deck 0.03-0.05 millimeters thick, sticking more obedient metal forming (5B) on plastic foil (5C) on the shell of compressor.Hot-water cavity (5) on metal forming (5B), has been isolated layer of metal and plastics compound inslation paper tinsel (5C) with adhering with epoxy resin like this on compressor case, thoroughly solved compressor or air-conditioner electric leakage casualty accident.
Polyester, polytetrafluoroethylene film is high temperature resistant, the insulation, the mechanical strength height, corrosion-resistant, long service life.Outer field metal forming (5B) has been protected the plastic foil (5C) of internal layer.
0.03-0.05 the plastic foil (5C) of millimeter thickness; Thermal resistance is also little, has improved safety coefficient significantly.With compressor heat water cavity (5) water pipe connecting, must adopt the PP-R plastic tube.
Adopt the air-conditioner that is stained with plastic foil (5B) on the compressor case, again mounting shell tubing heat exchanger (Fig. 1; 7), otherwise the leakage current of air-conditioner of electric leakage will enter in the water by shell and tube heat exchanger, and plastic foil does not have protective effect.
Shell and tube heat exchanger is not installed; Heat exchange area is little, can not be as Teat pump boiler work.But air-conditioner refrigeration is when heating; Still can provide hot water, can satisfy a family of four hot water demand, still have obvious energy-saving effect.
A plastic casing and a plastic foil connect water pipe and water tank or/and metal forming is connected on the compressor case, and hydromining circulates with free convection, preferably connect a 5W magnetic force plastic water pump and force the water circulation, raise the efficiency.This; Become for the most cheap dual-purpose integrated machine for air conditioner and water heater.Can be applied in widely family expenses split type with window air conditioner on.
Points for attention: after compressor installed hot-water cavity and shell and tube heat exchanger additional, when air-conditioning had just begun to start, because coolant-temperature gage is low, compressor temperature was low, and intrasystem cold-producing medium will have part to gather in compressor, and partly cold-producing medium will be when air-conditioning just begins to start for this; To take away partly lubricating oil, may cause compressor insufficient lubrication in very short time,, make the timely oil return of system so after compressor installed hot-water cavity and shell and tube heat exchanger additional, lubricants capacity should be added the milliliter into 5-10.
After the author's compressor of air conditioner installs hot-water cavity additional, used 3 years as many as modern good, not only solved the health hot water demand, also cooked the expense of the natural gas of saving with the hot water laundry; Buying 2 household air-conditioner compressors has a surplus.
Fig. 7 is; Miniature shell and tube heat exchanger figure.
In the drawings; Water supply connector (1), package water end (W.E.) lid (2), package spill hot-water cavity (3), package (4), package fixing feet (5), cold-producing medium inlet suction port (6), package end plate (7), water out adapter (8), health hot water heat-exchange tube (9), cold-producing medium air outlet adapter (10).
Fig. 7 description of drawings:
Package (4) can adopt copper tube, and external diameter is determined according to the domestic air conditioner watt level, can be the 80-120 millimeter.Package end cap (2) adopts the copper plate punch forming.Package end plate (7) adopts thick copper plate punch forming, and stamps out health hot water heat exchange pore, and health hot water heat-exchange tube (9) adopts copper tube, and specification can be φ 6-8 millimeter.Heat-exchange tube (9) pierces into package end plate (7), and heat-exchange tube (9) two ends oxygen welding is connected on the package end plate (7).
Putting the tube end sheet (7) of having welded heat-exchange tube into package (4) interior oxygen welding connects, the length of package (4) should be than heat exchange pipe range 4-6 centimetre, forming two ends respectively has the spill water cavity (3) of 2-3 centimetre, allows package (4) two ends inner surface contact with water and participates in heat exchange.The spill water cavity (3) of package (4) has increased shell and water engaging surface, makes the package shell also participate in heat exchange, has shell-tube type, tube-in-tube heat exchanger advantage concurrently, and heat exchanger effectiveness significantly improves.
For the miniature shell and tube heat exchanger of producing in enormous quantities, can go up suit aluminium fin at heat-exchange tube (9), the machinery pipe that rises reduces thermal resistance, improves heat exchanger effectiveness.
Cold-producing medium inlet suction port (6) and cold-producing medium air outlet adapter (10) oxygen welding are connected on the package (4), cold-producing medium air outlet adapter (10) sealing is stifled, did the 3Mpa withstand voltage test 30 minutes, case tube heat exchanger is indeformable, do not leak to qualified.
At last (2) soldering of 2 package water end (W.E.) lids is connected on package (4) two ends.Water supply connector (1) is bought the nipple of DN20 brass with water out adapter (8), and soldering is connected on little shape shell and tube heat exchanger two ends, little shape shell and tube heat exchanger completion of processing.
Claims (8)
1: a kind of dual-purpose integrated machine for air conditioner and water heater (Fig. 1), by refrigeration (heat) system, shell and tube heat exchanger, hot-water heating system connects and composes, and it is characterized in that; Connect a water chamber (6) on the shell body of compressor (1).
2: a kind of compressor (Fig. 6) with water cavity, connect and compose by compressor (1) and water cavity (5), it is characterized in that; Connect a water chamber (5) on the shell body of compressor (1), water chamber (5) is gone up and is connected water inlet pipe and water outlet pipe.
3: the compressor of the band water cavity of chatting as claim 2 is characterized in that; Be connected with one deck plastic foil or/and metal forming on compressor (1) shell, in plastic foil or/and connect water chamber (5) on the metal forming again, the metal of being chatted is red copper or brass or stainless steel, the plastics of being chatted are polyester plastics or/and telfon plastic or/and ABS plastic or PEF plastics.
4: a kind of shell and tube heat exchanger (Fig. 7), by water pipe head (1), package water end (W.E.) lid (2), package (4), package fixing feet (5), gas-tpe fitting (6), package end plate (7), water pipe head (8), heat-exchange tube (9), gas-tpe fitting (10) connects and composes, and it is characterized in that; Package (4) is connected with package water end (W.E.) lid (2) weldering, and a spill water cavity (3) is arranged in the package.
5:: refrigeration (heat) system of chatting as claim 1 (Fig. 1), by the refrigeration compressor (1) of band water cavity, gas-liquid separator (2), water swivel (3), heat-exchanger pump (4), bi-metal temperature controller (5), hot-water cavity (6), miniature shell and tube heat exchanger (7), solenoid operated four-way valve (8), pressure controller (9), pressure controller (9B), condenser (10), filter (11), magnetic valve (12), throttle pipe (13), throttle pipe (14), evaporimeter (15) connects and composes, and it is characterized in that; Condenser (10) is gone up and is connected pressure controller (9), evaporimeter (15) is gone up and is connected pressure controller (9B), filter (11) is gone up and is connected magnetic valve (12B) and throttle pipe (13), magnetic valve (12) is gone up and is connected throttle pipe (14), and pressure controller (9) is connected magnetic valve (12) and magnetic valve (12B) with pressure controller (9B) circuit.
6: the magnetic valve (12) as claim 5 is chatted is characterized in that; Magnetic valve (12) connects with the reverse pipeline polyphone of magnetic valve (12B), and the solenoid of 2 magnetic valves and connection constitute.
7: the hot-water heating system of chatting as claim 1 (Fig. 1), by the refrigeration compressor (1) of band hot-water cavity, gas-liquid separator for compressor (2), Inlet and outlet water joint (3), hot water circulating pump (4), bi-metal temperature controller (5), hot-water cavity (6), miniature shell and tube heat exchanger (7), solenoid operated four-way valve (8), pressure controller (9), pressure controller (9B), condenser (10), filter (11), magnetic valve (12), throttle pipe (13), throttle pipe (14), evaporimeter (15), stop valve (16), temperature controller (17), hot water uses valve (18), magnetic valve (19), water butt (20), water butt (21), water butt (22), respiratory siphon (23) is breathed and overflow pipe (23B) ball-cock assembly (24), water valve (25) connects and composes from the beginning, it is characterized in that; Hot-water heating system has 3 subregions.
8: 3 subregions chatting as claim 7, by temperature controller (17) magnetic valve (19), bucket (20), bucket (21), bucket (22) connects and composes, and it is characterized in that; Temperature controller (17) circuit connects magnetic valve (19), and magnetic valve (19) pipeline connects bucket (20), bucket (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100905395A CN101256016A (en) | 2007-03-31 | 2008-03-27 | Dual-purpose integrated machine for air conditioner and water heater |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710095937 | 2007-03-31 | ||
| CN200710095937.1 | 2007-03-31 | ||
| CN200710100413.7 | 2007-04-04 | ||
| CNA2008100905395A CN101256016A (en) | 2007-03-31 | 2008-03-27 | Dual-purpose integrated machine for air conditioner and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101256016A true CN101256016A (en) | 2008-09-03 |
Family
ID=39891023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100905395A Pending CN101256016A (en) | 2007-03-31 | 2008-03-27 | Dual-purpose integrated machine for air conditioner and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101256016A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022871A (en) * | 2010-12-09 | 2011-04-20 | 东莞市泰格冷热设备有限公司 | Constant temperature control device of cooling and heating integrated machine |
| CN104728980A (en) * | 2015-03-31 | 2015-06-24 | 周裕佳 | Cold and hot water supplying system and control method thereof |
| CN113623907A (en) * | 2021-07-14 | 2021-11-09 | 广州巴兰仕机械有限公司 | Air conditioner refrigerant recovery and charging system and control method thereof |
-
2008
- 2008-03-27 CN CNA2008100905395A patent/CN101256016A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022871A (en) * | 2010-12-09 | 2011-04-20 | 东莞市泰格冷热设备有限公司 | Constant temperature control device of cooling and heating integrated machine |
| CN104728980A (en) * | 2015-03-31 | 2015-06-24 | 周裕佳 | Cold and hot water supplying system and control method thereof |
| CN113623907A (en) * | 2021-07-14 | 2021-11-09 | 广州巴兰仕机械有限公司 | Air conditioner refrigerant recovery and charging system and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201531963U (en) | Integrated unit of air conditioner and water heater | |
| CN103900251A (en) | Instant heating type water heater | |
| CN103900247A (en) | Instant water heater | |
| CN2879030Y (en) | New type air source hot pump water heater | |
| CN101256016A (en) | Dual-purpose integrated machine for air conditioner and water heater | |
| CN201170657Y (en) | Capacity stepless regulation air source water heater | |
| CN104848590B (en) | Trilogy supply water source heat pump units | |
| CN201262474Y (en) | Stream impulse control water heater | |
| CN104676928B (en) | A kind of auxiliary hot double-bladder type solar-energy air-energy water-heater water tank of coil pipe | |
| CN201265981Y (en) | Water heating apparatus of flexible two-stage coupling phase-change energy accumulation defrosting heat pump | |
| CN207180025U (en) | Teat pump boiler and combined type water heater | |
| CN101093090A (en) | Hot water type warming machine | |
| CN202532601U (en) | Air source and electrical energy combined heating system with phase change material | |
| CN215909453U (en) | Scald preventing hanging stove | |
| CN100580323C (en) | floor cooling system | |
| CN204923442U (en) | Warm up and hot water antithetical couplet confession all -in -one heat pump | |
| CN201014823Y (en) | Hot water-producing device of refrigerating device compressor | |
| CN207501304U (en) | A kind of multi-functional air conditioner water heater, air-conditioner outdoor unit and air conditioner circulating system | |
| CN102287916A (en) | Kitchen heat pump device | |
| CN206291559U (en) | Air conditioner and heat pump unit defrosting system and air conditioner and heat pump unit | |
| CN203052985U (en) | Instantaneous water heater | |
| CN205593211U (en) | Air conditioner hot water allies oneself with confession system | |
| CN203744540U (en) | Moving type air energy water heater | |
| CN218645680U (en) | Low-temperature automatic defrosting air-conditioning water heater | |
| CN216361426U (en) | Multi-energy co-supply complementary efficient indoor temperature adjusting device and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080903 |