The recuperation of heat multiple heat pump air-conditioning water heater adds floor heating system
Technical field
The present invention relates to a kind of recuperation of heat multiple heat pump air-conditioning water heater and add floor heating system, belong to air-conditioning environmental protection and energy saving technical field.
Background technology
Existing multi-connected heat pump hot water machine is a kind of recuperation of heat air-conditioner, but it has only 4 kinds of basic operational modes, and promptly air conditioner refrigerating, air-conditioning heat, heat water, air conditioner refrigerating+heat water.In practical application, there is limitation; Can't realize that the while air-conditioning heats+heat water or air-conditioning heats+functions such as floor heating; In winter, the space requirement that the space requirement that has heats, has heats water, and at this time existing multi-connected heat pump water-heating machine system can't be realized.Existing multi-connected heat pump hot water machine all adopts special water fluorine heat exchanger heating domestic hot-water, and must dispose water pump and just can supply water simultaneously; Complex structure, potential faults is many, and maintenance cost is high; As: water fluorine heat exchanger contacts with the relatively poor high-temperature-hot-water of water quality for a long time, and the influence that receives water quality easily produces a large amount of incrustation scales and stops up, and cleans difficulty; Gently then influence heat exchange, heavy then cause water fluorine heat exchanger damage to reveal, even blast etc.Must adopt water pump to supply water in addition, not only increase system power consumption, water pump is influenced by incrustation scale also simultaneously, all bad assurance of reliability and life-span.The existing many couplet hot water machine that possesses domestic hot-water+floor heating function; Usually domestic hot-water and floor heating system adopt same water fluorine heat exchanger; Because the water quality of domestic hot-water and floor heating hot water is different with water temperature requirements, so also must increase the different needs that one or two water fluorine heat exchangers are realized domestic hot-water and floor heating hot water, causes both not only to exist and interferes with each other; And the system effectiveness extreme difference, reliability is low.How online existing three-pipe heating recovery is can realize air conditioner refrigerating+heat-production functions simultaneously, also is a kind of recuperation of heat air-conditioner, but also has limitation that can't heat water equally, the application scenario is less.Chinese patent document number CN101235993 discloses a kind of four-pipe heating pump, hot water three-purpose central air conditioner system on August 6th, 2008, by heat pump, hot water unit, wet cooling tower, indoor heat exchanger; Condenser pump, refrigerating water pump, hot water circulating pump, the hot water thermal insulating case is formed; Heat pump, hot water unit be by compressor, hot water heat exchanger, condenser, filter; Throttle mechanism, evaporimeter is formed, and wet cooling tower is made up of finned coil, cooling tower circulating pump, cooling blower.It is said that this three usefulness central air conditioner system can four control provide refrigerating medium, can annually supply with hot refrigerating medium, cold refrigerating medium, domestic hot-water, room temperature is realized flexible, round-the-clock the domestic hot-water is provided.But its structure is very complicated, and it is higher to make operating cost, and reliability is also relatively poor.Therefore, be necessary to do further improvement.
Summary of the invention
The object of the invention aims to provide a kind of simple and reasonable; Manufacturing cost is lower; Flexible for installation; Operating cost is low, and environmental protection and energy saving, the recuperation of heat multiple heat pump air-conditioning water heater that air-conditioning heated+made domestic hot-water+floor heating function of can realizing simultaneously that has wide range of applications add floor heating system, to overcome weak point of the prior art.
A kind of recuperation of heat multiple heat pump air-conditioning water heater by this purpose design adds floor heating system, comprises compressor, triple valve, outdoor heat exchanger, indoor heat exchanger and a plurality of electric expansion valve, branch pipe, magnetic valve; One end of triple valve is communicated with the high-pressure air pipe of compressor; The other end is communication chamber external heat exchanger, electric expansion valve, branch pipe and indoor heat exchanger successively, and its architectural feature is that high-pressure air pipe, the high-pressure liquid tube of compressor is connected with water fluorine heat exchanger with heating water tank through branch pipe, electric expansion valve, magnetic valve respectively; Water fluorine heat exchanger is connected with the floor heating pipe network through expansion tank, water pump;
Said triple valve is more than two; Two triple valve backs parallel with one another form link circuit with compressor; The input of two triple valves is connected with the high-pressure air pipe of compressor, and wherein: the output terminals A of first triple valve A end of communication chamber external heat exchanger, first electric expansion valve, first branch pipe, second electric expansion valve and first indoor heat exchanger successively is connected; The output B of first triple valve is communicated with second branch pipe through the low pressure tracheae; The output terminals A of second triple valve is communicated with the 3rd branch pipe through high-pressure air pipe.
Be serially connected with the 4th branch pipe on the B end of said first branch pipe, be serially connected with the 5th branch pipe on the B end of the 3rd branch pipe; Connect the B end of first indoor heat exchanger after the A end parallel connection of the A end of second branch pipe and the 3rd branch pipe; The A end of the 4th branch pipe is communicated with the A end of second indoor heat exchanger; Connect the B end of second indoor heat exchanger after the A end parallel connection of the B end of second branch pipe and the 5th branch pipe; Be serially connected with the 6th branch pipe on the B end of the 4th branch pipe, be serially connected with the 7th branch pipe on the B end of the 5th branch pipe; The A end of the 6th branch pipe and the A end of the 7th branch pipe are communicated with heating water tank through quadrielectron expansion valve, the 5th magnetic valve respectively.
Said heating water tank connects the high-pressure air pipe side and is provided with magnetic valve, connects the high-pressure liquid tube side and is provided with electric expansion valve; As required, through increasing branch pipe, electric expansion valve, magnetic valve, native system can connect many heating water tank, and is connected many water fluorine heat exchangers.The branch pipe that connects indoor heat exchanger A end is provided with electric expansion valve, and the branch pipe that connects indoor heat exchanger B end is provided with magnetic valve; As required, through increasing branch pipe, electric expansion valve, magnetic valve, native system can connect many indoor heat exchangers.
Said heating water tank is a refrigerant coil pipe heat tracing press-bearing water tank, and heating water tank is conducted heat through the refrigerant heat(ing) coil, need not connect special water fluorine heat exchanger; Heating water tank adopts the pressure-bearing type attemperater, utilizes the hydraulic pressure of running water directly to supply water, and water pump need be set; Floor heating system adopts independently water fluorine heat exchanger and closed cycle water route.
The present invention controls the conducting of magnetic valve through electric control gear or closes, and switching low pressure tracheae and high-pressure air pipe are communicated with indoor heat exchanger, and indoor heat exchanger can be freezed or heat; Being communicated with of high-pressure air pipe and heating water tank switched in conducting through electric control gear control magnetic valve or close, and makes heating water tank produce the domestic hot-water; Being communicated with of high-pressure air pipe and water fluorine heat exchanger switched in conducting through electric control gear control magnetic valve or close, and makes water fluorine heat exchanger produce floor heating hot water.It can be realized moving simultaneously air conditioner refrigerating+air-conditioning and heat+make domestic hot-water+floor heating.
The present invention reclaims two kinds of technological incorporation to existing heat pump water-heating machine and three-pipe heating and is in the same place, and with the recovery that is used of air-conditioning system used heat, has strengthened the effect of energy-saving and emission-reduction greatly; And the more advanced hot water mode of heating reliably of employing; Satisfy the needs of domestic hot-water and floor heating hot water high efficient and reliable supply simultaneously, satisfy the demand of different occasions very neatly, accomplish that really each takes what he needs; Range of application is more extensive, and can further improve market sales volume.
Description of drawings
Fig. 1 is the systematic schematic diagram of one embodiment of the invention.
Among the figure: 1 is compressor, and 3 is outdoor heat exchanger, 7 heating water tank, and 9 is high-pressure liquid tube, and 10 is the low pressure tracheae, and 11 is high-pressure air pipe; 12 is water fluorine heat exchanger, and 13 is expansion tank, and 14 is water pump, and 15 are the floor heating pipe network, and 21 is first triple valve; 22 is second triple valve, and 41 is first electric expansion valve, 42 second electric expansion valves, and 43 the 3rd electric expansion valves, 44 is quadrielectron expansion valve; 45 is the 5th electric expansion valve, and 51 is first magnetic valve, and 52 is second magnetic valve, and 53 is the 3rd magnetic valve, 54 the 4th magnetic valves; 55 is the 5th magnetic valve, and 56 is the 6th magnetic valve, and 61 is first indoor heat exchanger, and 62 is second indoor heat exchanger, and 81 is first branch pipe; 82 is second branch pipe, and 83 is the 3rd branch pipe, and 84 is the 4th branch pipe, and 85 is the 5th branch pipe, and 86 is the 6th branch pipe; 87 is the 7th branch pipe, and C is a hot water outlet, and E is a heat-insulation layer, and F is the refrigerant heating plate, and G is the running water inlet.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Referring to Fig. 1; A kind of recuperation of heat multiple heat pump air-conditioning water heater adds floor heating system, comprises the multiple heat pump air-conditioning water heater system that compressor 1, first triple valve 21, second triple valve 22, outdoor heat exchanger 3, first electric expansion valve, 41 to the 5th electric expansion valves 45, first magnetic valve, 51 to the 6th magnetic valves 56, first indoor heat exchanger 61, second indoor heat exchanger 62, heating water tank 7, first branch pipe, 81 to the 7th branch pipes 87, high-pressure liquid tube 9, low pressure tracheae 10, high-pressure air pipe 11, water fluorine heat exchanger 12, expansion tank 13, water pump 14 and floor heating pipe network 15 are formed.The high-pressure air pipe 11 of compressor 1, high-pressure liquid tube 9 are connected with water fluorine heat exchanger 12 with heating water tank 7 through branch pipe, electric expansion valve, magnetic valve respectively; Water fluorine heat exchanger is connected with floor heating pipe network 15 through expansion tank 13, water pump 14.
The input of two triple valves is connected with the high-pressure air pipe 11 of compressor 1, and the output terminals A of first triple valve 21 is communication chamber external heat exchanger 3, first electric expansion valve 41, first branch pipe 81 successively; The output B of first triple valve 21 is communicated with second branch pipe 82 through low pressure tracheae 10.The A of first branch pipe 81 end is connected with the A end of second electric expansion valve 42, first indoor heat exchanger 61 successively; Being serially connected with the B that connects first indoor heat exchanger 61 after the A end parallel connection of A end and the 3rd branch pipe 83 of the 4th branch pipe 84, the second branch pipes 82 on the B of first branch pipe 81 end holds; The A of the 4th branch pipe end is communicated with the A end of the 3rd electric expansion valve 43, second indoor heat exchanger 62 successively; The A end that is serially connected with the 6th branch pipe 86, the six branch pipes 86 on the B end of the 4th branch pipe 84 is communicated with heating water tank 7 through quadrielectron expansion valve 44.
The output terminals A of second triple valve 22 is communicated with the 3rd branch pipe 83 through high-pressure air pipe 11.Be serially connected with the 5th branch pipe 85 on the B end of the 3rd branch pipe 83; Connect the B end of second indoor heat exchanger 62 after the A end parallel connection of the B end of second branch pipe 82 and the 5th branch pipe; The A end that is serially connected with the 7th branch pipe 87, the seven branch pipes 87 on the B end of the 5th branch pipe 85 is communicated with heating water tank 7 through the 5th magnetic valve 55.Heating water tank 7 is connected with the hot water feeding pipe road with running water.The B of the 6th branch pipe 86 and the 7th branch pipe 87 end is connected water fluorine heat exchanger 12 through the 5th electric expansion valve 45, the 6th magnetic valve 56, and water fluorine heat exchanger 12 passes through expansion tank 13 and water pump 14, is connected with floor heating pipe network 15.
As required, through increasing branch pipe, electric expansion valve, magnetic valve, native system can connect more indoor heat exchangers, heating water tank 7 and water fluorine heat exchanger 12.
When regulating first triple valve 21 and second triple valve 22; Control through electric control gear that first magnetic valve 51 is in conducting state, second magnetic valve 52 is in closed condition; Low pressure tracheae 10 is communicated with first indoor heat exchanger 61; Regulate the aperture of second electric expansion valve 42 simultaneously through electric control gear, make first indoor heat exchanger 61 be in refrigeration mode.Control the 3rd magnetic valve 53 through electric control gear and be in closed condition; The 4th magnetic valve 54 is in conducting state; High-pressure air pipe 11 is communicated with second indoor heat exchanger 62, controls the aperture of the 3rd electric expansion valve 43 simultaneously through electric control gear, make second indoor heat exchanger 62 be in heating mode.Control the 5th magnetic valve 55 through electric control gear and be in conducting state, high-pressure air pipe 11 is communicated with heating water tank 7, regulate the aperture of quadrielectron expansion valve 44 simultaneously through electric control gear, heating water tank 7 is in produces domestic hot-water's pattern.Control the 6th magnetic valve 56 through electric control gear and be in conducting state, high-pressure air pipe 11 is communicated with water fluorine heat exchanger 12, regulate the aperture of the 5th electric expansion valve 45 simultaneously through electric control gear, water fluorine heat exchanger 12 is in produces floor heating hot water pattern.Like this, the environment temperature reduction around first indoor heat exchanger 61 can make with environment heat exchange on every side satisfies the demand of freezing; Environment around second indoor heat exchanger 62 can make with environment heat exchange on every side heats up, and satisfies the demand that heats; Heating water tank 7 can make the water in the water tank be heated to design temperature, satisfies the demand of people to the domestic hot-water; Water fluorine heat exchanger 12 is in produces floor heating hot water, gives floor heating pipe network 15 hot-water supplies through water pump 14, satisfies the needs of people's floor heating.Whole system just can realize that air conditioner refrigerating+air-conditioning heats+make domestic hot-water+floor heating simultaneously so.
When electric control gear is controlled second magnetic valve 52, the 4th magnetic valve 54, the 5th magnetic valve 55, the 6th magnetic valve 56 is in closed condition; First magnetic valve 51, the 3rd magnetic valve 53 are in conducting state; Through electric control gear control quadrielectron expansion valve 44, the 5th electromagnetic expanding valve 45 apertures are 0, regulate second electric expansion valve 42, the 3rd electric expansion valve 43 apertures, make whole system only be in the air conditioner refrigerating pattern through electric control gear.
When electric control gear is controlled first magnetic valve 51, the 3rd magnetic valve 53, the 5th magnetic valve 55, the 6th magnetic valve 56 is in closed condition; Second magnetic valve 52, the 4th magnetic valve 54 are in conducting state; Through electric control gear control quadrielectron expansion valve 44, the 5th electromagnetic expanding valve 45 apertures are 0, regulate second electric expansion valve 42, the 3rd electric expansion valve 43 apertures, make whole system only be in the air-conditioning heating mode through electric control gear.
When regulate first triple valve 21, second triple valve 22 and through electric control gear control first magnetic valve 51, second magnetic valve 52, the 3rd magnetic valve 53, the 4th magnetic valve 54, the 6th magnetic valve 56 is in closed condition; The 5th magnetic valve 55 is in conducting state; Controlling second electric expansion valve 42, the 3rd electromagnetic expanding valve 43, the 5th electromagnetic expanding valve 45 apertures through electric control gear is 0, regulates quadrielectron expansion valve 44 apertures, makes whole system only be in air-conditioning to produce domestic hot-water's pattern through electric control gear.
When regulate first triple valve 21, second triple valve 22 and through electric control gear control first magnetic valve 51, second magnetic valve 52, the 3rd magnetic valve 53, the 4th magnetic valve 54, the 5th magnetic valve 55 is in closed condition; The 6th magnetic valve 56 is in conducting state; Controlling second electric expansion valve 42, the 3rd electric expansion valve 43, quadrielectron expansion valve 44 apertures through electric control gear is 0, through automatically controlled adjusting the 5th electric expansion valve 45 apertures, make whole system only be in the floor heating pattern.
Therefore; Electric control gear controls the conducting of first magnetic valve 51, second magnetic valve 52, the 3rd magnetic valve 53, the 4th magnetic valve 54 or cuts out and switches being communicated with of low pressure tracheae 10 and high-pressure air pipe 11 and first indoor heat exchanger 61, second indoor heat exchanger 62; First indoor heat exchanger 61, second indoor heat exchanger 62 can be freezed or heat; Control the conducting of the 5th magnetic valve 55 or close through electric control gear; Switching high-pressure air pipe 11 is communicated with heating water tank 7, can make heating water tank 7 produce the domestic hot-water; Control the conducting of the 6th magnetic valve 56 or close through electric control gear, switch being communicated with of high-pressure air pipe 11 and water fluorine heat exchanger 12, can make water fluorine heat exchanger 12 produce floor heating hot water.Thereby make whole system can realize 4 kinds of basic models simultaneously: promptly air conditioner refrigerating+air-conditioning heats+makes domestic hot-water+floor heating, and 4 kinds of basic operational modes can combination in any.