CN205332586U - Low -cost high -effect novel air source heat pump trigeminy supplies system - Google Patents
Low -cost high -effect novel air source heat pump trigeminy supplies system Download PDFInfo
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- CN205332586U CN205332586U CN201520989736.6U CN201520989736U CN205332586U CN 205332586 U CN205332586 U CN 205332586U CN 201520989736 U CN201520989736 U CN 201520989736U CN 205332586 U CN205332586 U CN 205332586U
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Abstract
The utility model discloses a low -cost high -effect novel air source heat pump trigeminy supplies system compares with current trigeminy confession technique, has that the structure is simpler, a low cost, advantage that efficiency is higher. Its concrete technical scheme is: the output termination four -way reversing valve F0's of compressor system 1 a mouth, one end and the first solenoid valve F1 of tee junction full heat recovery device 4 working medium side are passed through by the e mouth, second solenoid valve F2 is connected to the other end of full heat recovery device working medium side, after second solenoid valve F2 and first solenoid valve F1 converge through the tee bend, connect first expansion valve P1 and third solenoid valve F3 respectively through the tee bend again, after converging, the rethread tee bend connects air conditioner side heat exchanger 3, the air conditioner side heat exchanger other end passes through behind tee junction second expansion valve P2 and the fourth solenoid valve F4, the rethread tee bend is converged and is met heat source -side heat exchanger 2, another termination of heat source -side heat exchanger four -way reversing valve c mouth, the input of compressor system is connect by the s mouth.
Description
Technical field
This utility model relates to air source heat pump combined supply system technical field。
Background technology
In order to overcome existing air conditioner with air-source heat pump group can not reclaim heat and transition season is not provided that the deficiency of domestic hot-water, air source heat pump trilogy supply is air conditioning unit to arise at the historic moment, air conditioning unit can not only carry out heat recovery by this, and domestic hot-water can be provided at transition season。Through development in a few years, the air conditioning unit complexity by increasing system of such air source heat pump trilogy supply, substantially solve the problem that initial basic scheme is difficult to actual motion。At present, can be used for the unit of actual production life except including the main equipments such as compressor assembly, heat source side heat exchanger, total heat recovery device, domestic hot water side heat exchanger except, the general technical scheme all adopting two four-way change-over valves and other multiple auxiliary valves。
Summary of the invention
The purpose of this utility model is in that to provide a kind of simple, economic air source heat pump combined supply system, to make up the deficiency of existing trilogy supply technology。This system not only solves the problem that actual motion effect that early application list four-way change-over valve technology occurs is undesirable, also efficiently solve the problem that the double; two four-way change-over valve technological system of existing use is complicated, cost is high, utilize product with low cost and simple, ripe scheme, make air source heat pump combined supply system effect find full expression。
Air source heat pump trilogy supply is air conditioning unit, and to study carefully its essence be all normal regulating indoor temperature while, heat can be reclaimed domestic hot-water is provided, and the scheme occurred at first, it is on the basis of original cold/hot air-conditioning unit, between compressor assembly outlet and cross valve, adding hot water, but it is supercool to there will be working medium, being condensed into high pressure low temperature liquid cannot by the situation of cross valve。And cross valve is the indoor hot-cool demand of system reply, carries out the method for operation and switch indispensable parts。Now, in order to solve this problem, occur in that and utilize two cross valves, connect 3 heat exchanger (surface cooler) equipment, and refrigeration mode can be realized, heating mode, refrigeration add hot-water mode, hot-water mode, heat the solution of the switching such as the method for operation that adds hot-water mode。This series of improvement project, while solving initial operation problem, also result in owing to four-way change-over valve cost is high, and the operation system complex of composition, controlling unit increases in a large number, and former air conditioning unit production line is changed big brought economic and technical problem。
This utility model solves its technical problem and be the technical scheme is that a kind of low-cost high-efficiency energy novel air source heat pump combined supply system, mainly includes compressor assembly (1), heat source side heat exchanger (2), domestic hot water side heat exchanger (3), total heat recovery device (4), four-way change-over valve (F0), the first expansion valve (P1), the second expansion valve (P2) and the 3rd electromagnetic valve (F3), the 4th electromagnetic valve (F4)；The a mouth of output termination four-way change-over valve (F0) of compressor assembly (1), one end of total heat recovery device (4) working medium side is connected by e mouth, the other end of total heat recovery device (4) working medium side connects the first expansion valve (P1) and the 3rd electromagnetic valve (F3) respectively by threeway, conflux again through threeway and be followed by domestic hot water side heat exchanger (3), after domestic hot water side heat exchanger (3) other end connects the second expansion valve (P2) and the 4th electromagnetic valve (F4) by threeway, conflux again through threeway and connect heat source side heat exchanger (2), the c mouth of another termination four-way change-over valve (F0) of heat source side heat exchanger (2), the input of compressor assembly (1) is connect by its s mouth。It is the large-scale user being connected domestic hot-water's case by domestic hot-water's water circulating pump that this system is applied to total heat recovery device (4)。
In this utility model, further, as another embodiment, total heat recovery device (4) is normal domestic use coil pipe attemperater, and described system also includes the first electromagnetic valve (F1) and the second electromagnetic valve (F2) and bypass thereof；The a mouth of output termination four-way change-over valve (F0) of compressor assembly (1), connected one end and first electromagnetic valve (F1) of total heat recovery device (4) working medium side by threeway by e mouth, the other end of total heat recovery device (4) working medium side connects the second electromagnetic valve (F2), after second electromagnetic valve (F2) and the first electromagnetic valve (F1) are confluxed by threeway, the first expansion valve (P1) and the 3rd electromagnetic valve (F3) is connected respectively further through threeway, conflux again through threeway and be followed by domestic hot water side heat exchanger (3), after domestic hot water side heat exchanger (3) other end connects the second expansion valve (P2) and the 4th electromagnetic valve (F4) by threeway, conflux again through threeway and connect heat source side heat exchanger (2), the c mouth of another termination four-way change-over valve (F0) of heat source side heat exchanger (2), the input of compressor assembly (1) is connect by its s mouth。
In this utility model, further, total heat recovery device (4) is in parallel with the first electromagnetic valve (F1) by threeway after connecting with the second electromagnetic valve (F2)。First expansion valve (P1) and the 3rd electromagnetic valve (F3) are in parallel by threeway。Second expansion valve (P2) and the 4th electromagnetic valve (F4) are in parallel by threeway。
In this utility model, further, the first electromagnetic valve (F1) and the second electromagnetic valve (F2) are switched on locking of opening and be energized respectively, and the Bing You mono-road signal of telecommunication controls。3rd electromagnetic valve (F3) and the 4th electromagnetic valve (F4) are switched on opening and being energized locking respectively, and the Bing You mono-road signal of telecommunication controls。
This utility model one low-cost high-efficiency energy novel air source heat pump combined supply system has the advantage that 1) in its simplest form, it is achieved all functions that trilogy supply is air conditioning unit at present；2) with low cost；Air conditioning unit relative to the existing trilogy supply putting into actual motion, this utility model retains the simple operation system thinking of original air source heat pump, and system structure is more simplified, and saves a higher four-way change-over valve of price, effectively reduces product cost；3) system is controlled simple；Due to a large amount of simplification of system, the increase of systemic-function, do not make control parts significantly increase, compare traditional cold/hot air-conditioning unit, merely add a small amount of electromagnetic valve, it is only necessary to increase two-way and control the output of the signal of telecommunication；Except reducing the complexity of production, maintenance, compared with existing trilogy supply technology, control system and simplify, reduce product cost equally。4), compared with air conditioning unit with existing trilogy supply, produce simpler；If from Figure of description it can be seen that take away module 3: total heat recovery device module, this system is basically common air source heat pump and runs system, simply in module 1: outdoor machine part adds a bypass electromagnetic valve。Owing to this system remains air conditioning unit original technological process, therefore in actual production, traditional air conditioner production line it goes without doing substantially change, it is possible to smoothly upgrading new trilogy supply of changing the line of production is air conditioning unit, serve good save time, laborsaving, the effect saved money。Relative to prior art, while greatly reducing production cost, also substantially eliminate the working links such as new product producers' training。For domestic low-cost high-efficiency energy novel air source heat pump combined supply system, from production link, simply add a threeway at expansion valve place (has a threeway to outdoor machine part between general off-premises station expansion valve and compressor assembly, use as production test, it is possible to directly utilize) in parallel with electromagnetic valve, indoor set part is without doing any variation, only need outsourcing heat-insulating coil pipe water tank, and when water tank system is not done and changed, increase by two electromagnetic valves, two threeways。
Accompanying drawing explanation
Fig. 1 is this utility model one low-cost high-efficiency energy novel air source heat pump combined supply system schematic diagram。1. compressor assembly in figure, 2. heat source side heat exchanger, 3. domestic hot water side heat exchanger, 4. total heat recovery device, F0. four-way change-over valve, F1. the first electromagnetic valve, F2. the second electromagnetic valve, F3. the 3rd electromagnetic valve, F4. the 4th electromagnetic valve, P1. the first expansion valve, P2. the second expansion valve。Module 1: net for air-source heat pump units module (off-premises station part), including: 1. compressor assembly, 2. heat source side heat exchanger, F0. four-way change-over valve, P2. the second expansion valve, F4. the 4th electromagnetic valve；Module 2: indoor set part, or the heat exchanger of air conditioning terminal unit is connected by air-conditioning side water circulating pump, including 3. domestic hot water side heat exchanger；Module 3: total heat recovery device module, including: 4. total heat recovery device, P1. the first expansion valve, F1. the first electromagnetic valve, F2. the second electromagnetic valve, F3. the 3rd electromagnetic valve。
Detailed description of the invention
The specific implementation of each operational mode of this utility model is described below in conjunction with accompanying drawing。As it can be seen, this utility model one low-cost high-efficiency energy novel air source heat pump combined supply system thermal source is from compressor assembly (1), including necessary parts such as reservoir, the gas-liquid separator etc. of composition compressor assembly。Finned heat exchanger in heat source side heat exchanger (2) i.e. off-premises station。Domestic hot water side heat exchanger (3), is indoor fan coil pipe in single system, can act also as heat exchanger, is indoor capillary bed heating (cold) by water circulating pump。Total heat recovery device (4), can be coil-pipe water tank in domestic system, also can pass through heat exchanger, be without coil pipe hot water heat supply with water circulating pump, and obtain domestic hot-water。The domestic system that use coil-pipe water tank more complicated in this selection system does enforcement example。
1, refrigeration (defrost) pattern
In cooling mode, making four-way change-over valve (F0) be under kind of refrigeration cycle state by controller, the first electromagnetic valve (F1) energising is opened, and the second electromagnetic valve (F2) is energized locking, and the 3rd electromagnetic valve (F3) is energized open-minded, and the 4th electromagnetic valve (F4) is energized locking。Refrigerant cycle is as follows: cold-producing medium passes sequentially through the input of the outfan of compressor assembly (1), four-way change-over valve (F0), heat source side heat exchanger (2), the second expansion valve (P2), domestic hot water side heat exchanger (3), the 3rd electromagnetic valve (F3), the first electromagnetic valve (F1), four-way change-over valve (F0), compressor assembly (1)。
In cooling mode, the gaseous refrigerant of High Temperature High Pressure carries out heat release cooling by heat source side heat exchanger (2) and becomes liquid, by the second expansion valve (P2) reducing pressure by regulating flow, it is evaporated becoming vaporized refrigerant by the cold-producing medium of liquid when making by domestic hot water side heat exchanger (3), namely cold-producing medium is condensed at heat source side heat exchanger (2), is evaporated in domestic hot water side heat exchanger (3)。Cold-producing medium is condensed in heat source side heat exchanger (2), and the heat discharged is delivered in outside atmosphere。Cold-producing medium is evaporated in domestic hot water side heat exchanger (3), so that the water that the air-conditioning end unit water circulating pump of indoor is delivered in domestic hot water side heat exchanger (3) is cooled down, water after cooling enters the air-conditioning end unit being arranged on indoor, room air is lowered the temperature by air-conditioning end unit, reaches to regulate the purpose of room air。Now, cold-producing medium, without total heat recovery device (4), heats also without by domestic hot-water。When frost occurs in heat source side heat exchanger (2), system is switched under this pattern, and closes the fan of heat source side heat exchanger, can reach the effect of defrost。
2, heating mode
In a heating mode, making four-way change-over valve (F0) be in by controller and heat under recurrent state, the first electromagnetic valve (F1) energising is opened, and the second electromagnetic valve (F2) is energized locking, and the 3rd electromagnetic valve (F3) energising is opened, and the 4th electromagnetic valve (F4) is energized locking。Refrigerant cycle is as follows: cold-producing medium passes sequentially through the input of the outfan of compressor assembly (1), four-way change-over valve (F0), the first electromagnetic valve (F1), the 3rd electromagnetic valve (F3), domestic hot water side heat exchanger (3), the second expansion valve (P2), heat source side heat exchanger (2), four-way change-over valve (F0), compressor assembly (1)。
In a heating mode, when the gaseous refrigerant of High Temperature High Pressure is by domestic hot water side heat exchanger (3), heat release cooling becomes liquid, heat source side heat exchanger (2) is entered again through the second expansion valve (P2) reducing pressure by regulating flow, it is evaporated becoming vaporized refrigerant by the cold-producing medium of liquid, namely cold-producing medium carries out condensation heat release in domestic hot water side heat exchanger (3), is evaporated heat absorption at heat source side heat exchanger (2)。Cold-producing medium condenses in domestic hot water side heat exchanger (3), and the heat discharged delivers to the air-conditioning end unit being installed on indoor by air-conditioning side water circulating pump, and room air is heated up by air-conditioning end units, reaches to regulate the purpose of room air。Cold-producing medium is evaporated in heat source side heat exchanger (2), obtains in the heat absorbed air outdoor。Now, cold-producing medium, without total heat recovery device (4), heats also without by domestic hot-water。
3, refrigeration adds hot-water mode
Under refrigeration adds hot-water mode, making four-way change-over valve (F0) be in by controller and heat under recurrent state, the first electromagnetic valve (F1) no power locking, the second electromagnetic valve (F2) no power is open-minded。3rd electromagnetic valve (F3) no power locking, the 4th electromagnetic valve (F4) no power is open-minded。Refrigerant cycle is as follows: cold-producing medium passes sequentially through the input of the outfan of compressor assembly (1), four-way change-over valve (F0), total heat recovery device (4), the second electromagnetic valve (F2), the first expansion valve (P1), domestic hot water side heat exchanger (3), the 4th electromagnetic valve (F4), heat source side heat exchanger (2), four-way change-over valve (F0), compressor assembly (1)。
Under refrigeration adds hot-water mode, when the gaseous refrigerant of High Temperature High Pressure is by total heat recovery device (4), heat release cooling becomes liquid, it is evaporated becoming vaporized refrigerant by the cold-producing medium of liquid when accessing domestic hot water side heat exchanger (3) again through the first expansion valve (P1) reducing pressure by regulating flow, namely cold-producing medium carries out condensation heat release at total heat recovery device (4), is evaporated heat absorption in domestic hot water side heat exchanger (3)。Cold-producing medium condenses in total heat recovery device (4), the heat water supply tank hot water discharged。Cold-producing medium is evaporated in domestic hot water side heat exchanger (3), so that the water delivered in domestic hot water side heat exchanger (3) through air-conditioning side water circulating pump is cooled down, water after cooling enters the air-conditioning end unit being arranged on indoor, room air is lowered the temperature by air-conditioning end unit, reaches to regulate the purpose of room air。Now, total heat recovery device (4) participates in making domestic hot-water。When water in domestic hot-water's case reaches the temperature set, four-way change-over valve (F0) is made to be under kind of refrigeration cycle state by controller, first electromagnetic valve (F1) energising is opened, second electromagnetic valve (F2) is energized locking, 3rd electromagnetic valve (F3) is energized open-minded, and the 4th electromagnetic valve (F4) is energized locking。The air conditioning unit refrigeration mode that switches to is run。
4, hot-water mode
Under hot-water mode, making four-way change-over valve (F0) be in by controller and heat under recurrent state, the first electromagnetic valve (F1) no power locking, the second electromagnetic valve (F2) no power is open-minded。3rd electromagnetic valve (F3) is energized open-minded, and the 4th electromagnetic valve (F4) is energized locking。Refrigerant cycle is as follows: cold-producing medium passes sequentially through the input of the outfan of compressor assembly (1), four-way change-over valve (F0), total heat recovery device (4), the second electromagnetic valve (F2), the 3rd electromagnetic valve (F3), domestic hot water side heat exchanger (3), the second expansion valve (P2), heat source side heat exchanger (2), four-way change-over valve (F0), compressor assembly (1)。
Under hot-water mode, when the gaseous refrigerant of High Temperature High Pressure is by total heat recovery device (4), cooling becomes liquid, then through the second expansion valve (P2) expenditure and pressure, it is evaporated becoming vaporized refrigerant by the cold-producing medium of liquid when making by heat source side heat exchanger (2), namely cold-producing medium carries out condensation heat release at total heat recovery device (4), is evaporated heat absorption at heat source side heat exchanger (2)。Cold-producing medium condenses in total heat recovery device (4), and the heat discharged is heated to domestic hot-water by domestic hot-water's water circulating pump, until the water in domestic hot-water's case reaches the temperature set。Cold-producing medium is evaporated in thermal source heat exchanger 2, and the heat absorbed provides by flowing through the air of heat source side fan。Now, the high normal pressure and temperature working medium through heat release flows through domestic hot water side heat exchanger, but heat exchanger and air-conditioning side water circulating pump are not involved in work, indoor temperature will not be produced impact。
5, heat and add hot-water mode
Air conditioning unit preferential heating water supply tank hot water under this pattern, after water in domestic hot-water's case reaches uniform temperature, high pressure-temperature working medium total heat recovery device (4) can not heat release completely, continue heat release when flowing through domestic hot water side heat exchanger (3), air-conditioning side water circulating pump starts and participates in work。Heated up by air-conditioning end units, reach to regulate the purpose of room air。
Adding under hot-water mode heating, make four-way change-over valve (F0) be in by controller and heat under recurrent state, the first electromagnetic valve (F1) no power locking, the second electromagnetic valve (F2) no power is open-minded。3rd electromagnetic valve (F3) is energized open-minded, and the 4th electromagnetic valve (F4) is energized locking。Refrigerant cycle is as follows: cold-producing medium passes sequentially through the input of the outfan of compressor assembly (1), four-way change-over valve (F0), total heat recovery device (4), the second electromagnetic valve (F2), the 3rd electromagnetic valve (F3), domestic hot water side heat exchanger (3), the second expansion valve (P2), heat source side heat exchanger (2), four-way change-over valve (F0), compressor assembly (1)。
Add under hot-water mode heating, the heat release when gaseous refrigerant of High Temperature High Pressure is by total heat recovery device (4), after water in domestic hot-water's case reaches uniform temperature, high pressure-temperature working medium can not heat release completely at total heat recovery device (4), continuing heat release when flowing through domestic hot water side heat exchanger (3), air-conditioning side water circulating pump starts participation work。Heated up by air-conditioning end units, reach to regulate the purpose of room air。Then through the second expansion valve (P2) expenditure and pressure, it is evaporated becoming vaporized refrigerant by the cold-producing medium of liquid when making by heat source side heat exchanger (2), namely cold-producing medium carries out condensation heat release in total heat recovery device (4) and domestic hot water side heat exchanger (3), is evaporated heat absorption at heat source side heat exchanger (2)。Cold-producing medium condenses in total heat recovery device (4), and the heat discharged is by coil pipe to water supply tank hot water heating, and the working medium of heat release completely does not continue to continue heat release in domestic hot water side heat exchanger (3)。Cold-producing medium is evaporated in thermal source heat exchanger (2), and the heat absorbed provides by flowing through the air of heat source side fan。
Claims (8)
1. a low-cost high-efficiency energy novel air source heat pump combined supply system, mainly includes compressor assembly (1), heat source side heat exchanger (2), domestic hot water side heat exchanger (3), total heat recovery device (4), four-way change-over valve (F0), the first expansion valve (P1), the second expansion valve (P2) and the 3rd electromagnetic valve (F3), the 4th electromagnetic valve (F4)；
It is characterized in that: a mouth of output termination four-way change-over valve (F0) of compressor assembly (1), one end of total heat recovery device (4) working medium side is connected by e mouth, the other end of total heat recovery device (4) working medium side connects the first expansion valve (P1) and the 3rd electromagnetic valve (F3) respectively by threeway, conflux again through threeway and be followed by domestic hot water side heat exchanger (3), after domestic hot water side heat exchanger (3) other end connects the second expansion valve (P2) and the 4th electromagnetic valve (F4) by threeway, conflux again through threeway and connect heat source side heat exchanger (2), the c mouth of another termination four-way change-over valve (F0) of heat source side heat exchanger (2), the input of compressor assembly (1) is connect by its s mouth。
2. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 1, it is characterised in that total heat recovery device (4) is the large-scale user being connected domestic hot-water's case by domestic hot-water's water circulating pump。
3. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 1, it is characterized in that, total heat recovery device (4) is normal domestic use coil pipe attemperater, and described system also includes the first electromagnetic valve (F1) and the second electromagnetic valve (F2) and bypass thereof；
It is characterized in that: a mouth of output termination four-way change-over valve (F0) of compressor assembly (1), connected one end and first electromagnetic valve (F1) of total heat recovery device (4) working medium side by threeway by e mouth, the other end of total heat recovery device (4) working medium side connects the second electromagnetic valve (F2), after second electromagnetic valve (F2) and the first electromagnetic valve (F1) are confluxed by threeway, the first expansion valve (P1) and the 3rd electromagnetic valve (F3) is connected respectively further through threeway, conflux again through threeway and be followed by domestic hot water side heat exchanger (3), after domestic hot water side heat exchanger (3) other end connects the second expansion valve (P2) and the 4th electromagnetic valve (F4) by threeway, conflux again through threeway and connect heat source side heat exchanger (2), the c mouth of another termination four-way change-over valve (F0) of heat source side heat exchanger (2), the input of compressor assembly (1) is connect by its s mouth。
4. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 3, it is characterised in that total heat recovery device (4) is in parallel with the first electromagnetic valve (F1) by threeway after connecting with the second electromagnetic valve (F2)。
5. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 1, it is characterised in that the first expansion valve (P1) and the 3rd electromagnetic valve (F3) are in parallel by threeway。
6. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 1, it is characterised in that the second expansion valve (P2) and the 4th electromagnetic valve (F4) are in parallel by threeway。
7. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 3, it is characterised in that the first electromagnetic valve (F1) and the second electromagnetic valve (F2) are switched on locking of opening and be energized respectively, and the Bing You mono-road signal of telecommunication controls。
8. a kind of low-cost high-efficiency energy novel air source heat pump combined supply system according to claim 1, it is characterised in that the 3rd electromagnetic valve (F3) and the 4th electromagnetic valve (F4) are switched on opening and being energized locking respectively, the control of the Bing You mono-road signal of telecommunication。
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| CN201520989736.6U CN205332586U (en) | 2015-12-03 | 2015-12-03 | Low -cost high -effect novel air source heat pump trigeminy supplies system |
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| CN201520989736.6U CN205332586U (en) | 2015-12-03 | 2015-12-03 | Low -cost high -effect novel air source heat pump trigeminy supplies system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108362030A (en) * | 2018-02-09 | 2018-08-03 | 上海交通大学 | A kind of air source heat pump throttling set and adjusting method being suitable for wide temperature range operating mode |
| CN113739238A (en) * | 2021-09-18 | 2021-12-03 | 南京天加环境科技有限公司 | Heat pump triple co-generation system of single-water-side heat exchanger |
-
2015
- 2015-12-03 CN CN201520989736.6U patent/CN205332586U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108362030A (en) * | 2018-02-09 | 2018-08-03 | 上海交通大学 | A kind of air source heat pump throttling set and adjusting method being suitable for wide temperature range operating mode |
| CN113739238A (en) * | 2021-09-18 | 2021-12-03 | 南京天加环境科技有限公司 | Heat pump triple co-generation system of single-water-side heat exchanger |
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