CN205690490U - There is the water heating heat pump of air injection enthalpy-increasing - Google Patents

There is the water heating heat pump of air injection enthalpy-increasing Download PDF

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Publication number
CN205690490U
CN205690490U CN201620444750.2U CN201620444750U CN205690490U CN 205690490 U CN205690490 U CN 205690490U CN 201620444750 U CN201620444750 U CN 201620444750U CN 205690490 U CN205690490 U CN 205690490U
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CN
China
Prior art keywords
valve
increasing
heat exchanger
air injection
connects
Prior art date
Application number
CN201620444750.2U
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Chinese (zh)
Inventor
谭祥先
谈伟
莫瑞仁
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广州中誉电器有限公司
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Priority to CN201620444750.2U priority Critical patent/CN205690490U/en
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Publication of CN205690490U publication Critical patent/CN205690490U/en

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Abstract

The water heating heat pump with air injection enthalpy-increasing that this utility model provides, including enthalpy-increasing compressor and the heat exchanger that is connected with enthalpy-increasing compressor, carrying out, with described heat exchanger heat-shift, the energy-accumulating water tank that heats or freeze, described energy-accumulating water tank is selectively connected in parallel to refrigerating plant or heating installation by conducting valve;Described enthalpy-increasing compressor is connected with gas-liquid separator, wind top-cross parallel operation and heat exchanger by cross valve.The water heating heat pump with air injection enthalpy-increasing of the present utility model can be warmed oneself in extremely low temperature environment, makes heating not affected by extremely cold, meets the function of refrigeration simultaneously.

Description

There is the water heating heat pump of air injection enthalpy-increasing
Technical field
This utility model relates to heat pump heating and refrigerating field, particularly relates to a kind of water heating heat pump with air injection enthalpy-increasing.
Background technology
Air source heating source pump possesses heating, two kinds of functions of refrigeration, under refrigeration and heating function, applicable family, Apartment, hotel, hotel, club, hospital, office building etc. not only need the place freezed but also heat, and not only save initial cost but also reduce fortune Row expense.
At present, most commonly used application is floor heating heating and being effectively used in combination of air source heat pump, current portions air Can the decay of heat pump heating unit heating heating capacity at low ambient temperatures it is obvious that especially unit under ambient temperature below-15 Cannot provide sufficient heat, time serious, machine set compressor can suck and compression clip is containing liquid refrigerant, causes compressor by liquid Hit, directly influence work efficiency and the service life of compressor.There are many water heating heat pump units can only meet system on the market Heating simple function, or but can only take into account less than refrigerating function effect to preferentially heat heating function.
Utility model content
The technical problems to be solved in the utility model is: provide one to improve water heating heat pump unit at-25 DEG C of low temperature environments Lower lifting heating heating capacity, makes unit operation stable, it is provided that sufficient heat, meets the multi-functional effect that heats and freeze simultaneously Really.
For achieving the above object, a kind of water heating heat pump with air injection enthalpy-increasing that this utility model provides includes: energy storage water Case and heat exchanger;The heating plant in parallel with on described heat exchanger hot water outlet and with in described heat exchanger backwater import Fan coil refrigerating plant in parallel;The cold water inlet of described heat exchanger connects with the bottom of energy-accumulating water tank, heat exchanger Hot water outlet connects with the top of water storage tank, connects a drain valve bottom energy-accumulating water tank;Air injection enthalpy-increasing compressor, gas-liquid separation Device, cross valve and air side heat exchanger;The gas outlet of described air injection enthalpy-increasing compressor and the d orifice of cross valve, air injection enthalpy-increasing The air inlet of compressor connects with the gas outlet of gas-liquid separator, the c interface of described cross valve and the refrigerant inlet of heat exchanger Connection, the s interface of cross valve connects with the air intake of gas-liquid separator, and the e interface of cross valve goes out with the coolant of air side heat exchanger Mouth connection;The water heating heat pump with air injection enthalpy-increasing also includes: first throttle device, the first electromagnetic valve, the first check valve, the 3rd electricity Magnet valve, the 3rd throttling arrangement, economizer, the second electromagnetic valve, the second electromagnetic valve, the second throttling arrangement, the second check valve and reservoir Device;Described first electromagnetic valve and first throttle device the first cascaded structure in series, described first cascaded structure outlet and spray Gas enthalpy-increasing compressor puff prot connects;The most described second check valve, the second throttling arrangement, the second electromagnetic valve in series Two cascaded structures, described second cascaded structure outlet connects with economizer entrance N, and the m outlet of economizer is compressed with air injection enthalpy-increasing The puff prot connection of machine;Described 3rd electromagnetic valve and the 3rd throttling arrangement the 3rd cascaded structure in series, described 3rd series connection Structure outlet connects with air side heat exchanger;Described 3rd cascaded structure input divides two-way, and a road input is with economizer outlet B even Logical, the input of another road connects with the 3rd check valve and the 4th throttling arrangement respectively, this road the 4th throttling arrangement entrance and the first list Connect to valve inlet end.
Further, described energy-accumulating water tank is the vertical insulation energy-accumulating water tank with drain function, has storage heat winter Water carries out floor heating function, has storage cold water summer and carries out fan coil refrigerating function.
Further, when carrying out heating heating, cross valve is in not power-up state, the second electromagnetic valve open mode, and the 3rd Electromagnetic valve open mode;When freezing, cross valve is in power-up state, the second closed electromagnetic valve state, and the 3rd electromagnetic valve closes Closed state;
Further, described first throttle device and the 4th throttling arrangement are throttle capillary tube.
Further, the second throttling arrangement and the 3rd throttling arrangement are heating power expansion valve and electric expansion valve.
Further, described heat exchanger is plate type heat exchanger and double-tube heat exchanger.
The water heating heat pump with air injection enthalpy-increasing of the present utility model can be warmed oneself in extremely low temperature environment, makes heating not Affected by extremely cold, the most also there is the function of refrigeration.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings, by detailed description of the invention of the present utility model is described in detail, will make of the present utility model Technical scheme and other beneficial effect are apparent.
In accompanying drawing,
Fig. 1 is the water heating heat pump fundamental diagram that this utility model has air injection enthalpy-increasing.
Detailed description of the invention
By further illustrating the technological means and effect thereof that this utility model taked, below in conjunction with of the present utility model Preferred embodiment and accompanying drawing thereof are described in detail.
Referring to Fig. 1, a kind of water heating heat pump with air injection enthalpy-increasing that this utility model provides includes: energy-accumulating water tank (1) And heat exchanger (2);The heating plant (19) in parallel with on described heat exchanger (2) hot water outlet and with described heat exchanger (2) fan coil refrigerating plant (21) in parallel in backwater import;The cold water inlet of described heat exchanger (2) and energy-accumulating water tank (1) bottom connection, the hot water outlet of heat exchanger (2) connects with the top of water storage tank (1), the connection of energy-accumulating water tank (1) bottom One drain valve (20);Air injection enthalpy-increasing compressor (4), gas-liquid separator (5), cross valve (3) and air side heat exchanger (6);Described The gas outlet of air injection enthalpy-increasing compressor (4) and the d orifice of cross valve (3), the air inlet of air injection enthalpy-increasing compressor (4) and gas The gas outlet connection of liquid/gas separator (5), the c interface of described cross valve (3) connects with the refrigerant inlet of heat exchanger (2), four-way The s interface of valve (3) connects with the air intake of gas-liquid separator (5), the e interface of cross valve (3) and the coolant of air side heat exchanger (6) Outlet;The water heating heat pump with air injection enthalpy-increasing also includes: first throttle device (8), the first electromagnetic valve (7), first unidirectional Valve (9), the 3rd electromagnetic valve (17), the 3rd throttling arrangement (18), economizer (10), the second electromagnetic valve (11), the second electromagnetic valve (11), the second throttling arrangement (12), the second check valve (13) and liquid reservoir (14);Described first electromagnetic valve (7) and first throttle Device (8) the first cascaded structure in series, described first cascaded structure outlet connects with air injection enthalpy-increasing compressor 4 puff prot; The most described second check valve (13), the second throttling arrangement (12), the second electromagnetic valve (11) the second cascaded structure in series, Described second cascaded structure outlet connects with economizer (10) entrance N, m outlet and the air injection enthalpy-increasing compressor of economizer (10) (4) puff prot connection;Described 3rd electromagnetic valve (17) and the 3rd throttling arrangement (18) the 3rd cascaded structure in series, described 3rd cascaded structure outlet connects with air side heat exchanger (6);Described 3rd cascaded structure input divides two-way, road input and a warp Ji device (10) outlet B connection, the input of another road connects with the 3rd check valve (16) and the 4th throttling arrangement (15) respectively, this road the Four throttling arrangements (15) entrance and the connection of the first check valve (9) arrival end.
Further, described energy-accumulating water tank (1) is the vertical insulation energy-accumulating water tank with drain function, has storage winter Hot water carries out floor heating function, has storage cold water summer and carries out fan coil refrigerating function.
Further, when carrying out heating heating, cross valve (3) is in not power-up state, and shape opened by the second electromagnetic valve (11) State, the 3rd electromagnetic valve (17) open mode;When freezing, cross valve (3) is in power-up state, and the second electromagnetic valve (11) cuts out State, the 3rd electromagnetic valve (17) closed mode;
Further, described first throttle device (8) and the 4th throttling arrangement (15) are throttle capillary tube.
Further, the second throttling arrangement (12) and the 3rd throttling arrangement (18) are heating power expansion valve and electric expansion valve.
Further, described heat exchanger (2) is plate type heat exchanger and double-tube heat exchanger.
The above, for the person of ordinary skill of the art, can according to the technical solution of the utility model and Other various corresponding changes and deformation are made in technology design, and all these change and deformation all should belong to this utility model power The protection domain that profit requires.

Claims (6)

1. a water heating heat pump with air injection enthalpy-increasing, it is characterised in that including: energy-accumulating water tank (1) and heat exchanger (2);With Heating plant (19) in parallel on described heat exchanger (2) hot water outlet and in parallel with in described heat exchanger (2) backwater import Fan coiler type refrigerating plant (21);The cold water inlet of described heat exchanger (2) connects with the bottom of energy-accumulating water tank (1), heat The hot water outlet of exchanger (2) connects with the top of water storage tank (1), one drain valve (20) of energy-accumulating water tank (1) bottom connection;Spray Gas enthalpy-increasing compressor (4), gas-liquid separator (5), cross valve (3) and air side heat exchanger (6);Described air injection enthalpy-increasing compressor (4) The d orifice of gas outlet and cross valve (3), the air inlet of air injection enthalpy-increasing compressor (4) is given vent to anger with gas-liquid separator (5) Mouth connection, the c interface of described cross valve (3) connects with the refrigerant inlet of heat exchanger (2), the s interface of cross valve (3) and gas-liquid The air intake connection of separator (5), the e interface of cross valve (3) connects with the refrigerant exit of air side heat exchanger (6);There is jet The water heating heat pump increasing enthalpy also includes: first throttle device (8), the first electromagnetic valve (7), the first check valve (9), the 3rd electromagnetic valve (17), the 3rd throttling arrangement (18), economizer (10), the second electromagnetic valve (11), the second electromagnetic valve (11), the second throttling arrangement (12), the second check valve (13) and liquid reservoir (14);Described first electromagnetic valve (7) and first throttle device (8) in series the One cascaded structure, described first cascaded structure outlet connects with air injection enthalpy-increasing compressor 4 puff prot;The most described second unidirectional Valve (13), the second throttling arrangement (12), the second electromagnetic valve (11) the second cascaded structure in series, described second cascaded structure goes out Mouth connects with economizer (10) entrance N, and the m outlet of economizer (10) connects with the puff prot of air injection enthalpy-increasing compressor (4);Described 3rd electromagnetic valve (17) and the 3rd throttling arrangement (18) the 3rd cascaded structure in series, described 3rd cascaded structure outlet and wind Side heat exchanger (6) connects;Described 3rd cascaded structure input divides two-way, and a road input connects, separately with economizer (10) outlet B One tunnel input connect with the 3rd check valve (16) and the 4th throttling arrangement (15) respectively, this road the 4th throttling arrangement (15) entrance and First check valve (9) arrival end connects.
A kind of water heating heat pump with air injection enthalpy-increasing the most according to claim 1, it is characterised in that: described energy-accumulating water tank (1) it is the vertical insulation energy-accumulating water tank with drain function, there is winter storage hot water and carry out floor heating function, have summer Store cold water and carry out fan coil refrigerating function.
A kind of water heating heat pump with air injection enthalpy-increasing the most according to claim 1, it is characterised in that: carry out heating heating Time, cross valve (3) is in not power-up state, the second electromagnetic valve (11) open mode, the 3rd electromagnetic valve (17) open mode;Carry out During refrigeration, cross valve (3) is in power-up state, the second electromagnetic valve (11) closed mode, the 3rd electromagnetic valve (17) closed mode.
A kind of water heating heat pump with air injection enthalpy-increasing the most according to claim 1, it is characterised in that: described first throttle fills Put (8) and the 4th throttling arrangement (15) is throttle capillary tube.
A kind of water heating heat pump with air injection enthalpy-increasing the most according to claim 1, it is characterised in that: the second throttling arrangement And the 3rd throttling arrangement (18) is heating power expansion valve and electric expansion valve (12).
A kind of water heating heat pump with air injection enthalpy-increasing the most according to claim 1, it is characterised in that: described heat exchanger (2) it is plate type heat exchanger and double-tube heat exchanger.
CN201620444750.2U 2016-05-13 2016-05-13 There is the water heating heat pump of air injection enthalpy-increasing CN205690490U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110260387A (en) * 2019-05-10 2019-09-20 珠海格力电器股份有限公司 Heating system, heating control method and heating control device
CN111156570A (en) * 2019-12-25 2020-05-15 佛山聚阳新能源有限公司 Direct condensing type air source heat pump floor heating system with solar photovoltaic panel
CN111156569A (en) * 2019-12-25 2020-05-15 佛山聚阳新能源有限公司 Direct condensing type air source heat pump floor heating system capable of supplying hot water

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110260387A (en) * 2019-05-10 2019-09-20 珠海格力电器股份有限公司 Heating system, heating control method and heating control device
CN111156570A (en) * 2019-12-25 2020-05-15 佛山聚阳新能源有限公司 Direct condensing type air source heat pump floor heating system with solar photovoltaic panel
CN111156569A (en) * 2019-12-25 2020-05-15 佛山聚阳新能源有限公司 Direct condensing type air source heat pump floor heating system capable of supplying hot water

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