Air source double stage high temperature heat pump unit
Technical field
The utility model is related to heat pump, more particularly to air source double stage high temperature heat pump unit.
Background technology
Heat pump is that the heat of low-temperature heat source is transferred into the object that temperature is higher than environment temperature, so as to obtain the machine of heat
And equipment.The course of work of heat pump and refrigeration machine are similar in the apparatus of air conditioning, but it is to the object higher than environment temperature
Heat is supplied, such as being heated to building, supply the hot water of life or some production processes.Traditional heat pump, due to it
The deficiency of defect and technology in structure design, has that complicated, production cost is high, volume is big, in-convenience in use waiting all
Many defects.
The content of the invention
To overcome disadvantages mentioned above, the utility model provides simple in construction, ingenious in design, easy to use, stable and reliable for performance
Air source double stage high temperature heat pump unit.
The utility model solves the technical scheme that its technical problem used:
Air source double stage high temperature heat pump unit, including the first compressor, the second compressor, the first gas-liquid separator, second
Gas-liquid separator, condenser, the first four-way valve, the second four-way valve, big plate are changed, platelet is changed, high-efficiency tank, on first four-way valve
It is described provided with interface, the right interface of the first four-way valve in interface, the left interface of the first four-way valve, the first four-way valve on the first four-way valve
Second four-way valve is provided with interface, the second four-way valve in interface, the left interface of the second four-way valve, the second four-way valve on the second four-way valve
Right interface, the big plate, which is changed to change first interface, big plate provided with big plate and change second interface, big plate and change the 3rd interface, big plate, changes
Four interfaces, the platelet, which is changed to change first interface, platelet provided with platelet and change second interface, platelet and change the 3rd interface, platelet, changes
Interface is connected with the first compressor, the first gas-liquid separator successively on four interfaces, first four-way valve, the first gas-liquid separator
Change first interface with interface, platelet in the first four-way valve successively and be connected, platelet change the 4th interface successively with the first expansion valve, electromagnetism
Valve is connected, and magnetic valve changes first interface, the 3rd expansion valve with big plate respectively and be connected, the 3rd expansion valve successively with condenser, first
Four-way valve left interface connection, the right interface of the first four-way valve changes the 4th interface with big plate and is connected, and big plate changes second interface successively with the
Two expansion valves, platelet change the connection of the 3rd interface, and platelet changes second interface and is connected successively with high-efficiency tank, the right interface of the second four-way valve,
The left interface of second four-way valve changes the 3rd interface with big plate and is connected, and interface is successively through the second compressor, the second gas on the second four-way valve
Liquid/gas separator is connected with interface in the second four-way valve.
The utility model has the advantages that:This product is simple in construction, ingenious in design, easy for installation, can directly replace traditional combustion
Coal burning boiler, oil burning boiler, electric boiler, it is adaptable to the supply of extremely frigid zones rooms and domestic hot-water, can be directly connected to dissipate
Hot device is to rooms, it can also be used to other hospitals for needing high-temperature-hot-water, bathing pool, Saunas, factory, family, business, butcher
The places such as field, high temperature drying.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model.
Embodiment
Reference picture 1, air source double stage high temperature heat pump unit, including the first compressor 1, the second compressor 2, the first gas-liquid point
Change 8, platelet from device 3, the second gas-liquid separator 4, condenser 5, the first four-way valve 6, the second four-way valve 7, big plate and change 9, high-efficiency tank
10, first four-way valve 6 is provided with the first four-way valve and connect in interface 61, the left interface 62 of the first four-way valve, the first four-way valve
The mouth right interface 64 of the 63, first four-way valve, second four-way valve 7 is left provided with interface 71, the second four-way valve on the second four-way valve
The right interface 74 of interface 73, the second four-way valve in interface 72, the second four-way valve, the big plate changes 8 and changes first interface provided with big plate
81st, big plate, which changes second interface 82, big plate and changes the 3rd interface 83, big plate, changes the 4th interface 84, and the platelet changes 9 and changed provided with platelet
First interface 91, platelet, which change second interface 92, platelet and change the 3rd interface 93, platelet, changes the 4th interface 94, first four-way valve
Upper interface 61 is connected with the first compressor 1, the first gas-liquid separator 3 successively, the first gas-liquid separator 3 successively with the first four-way valve
Middle interface 63, platelet change first interface 91 and connected, and platelet changes the 4th interface 94 and connected successively with the first expansion valve 11, magnetic valve 12
Connect, magnetic valve 12 changes first interface 81, the 3rd expansion valve 13 with big plate respectively and is connected, the 3rd expansion valve 13 successively with condenser 5,
The left interface 62 of first four-way valve is connected, and the right interface 64 of the first four-way valve changes the 4th interface 84 with big plate and is connected, and big plate changes second and connect
Mouthfuls 82 change the 3rd interface 93 and are connected with the second expansion valve 14, platelet successively, platelet change second interface 92 successively with high-efficiency tank 10, the
The right interface 74 of two four-way valves is connected, and the left interface 72 of the second four-way valve changes the 3rd interface 83 with big plate and is connected, and is connect on the second four-way valve
Mouth 71 is connected through the second compressor 2, the second gas-liquid separator 4 with interface 73 in the second four-way valve successively.This product is simple in construction,
Ingenious in design, easy for installation, without electrical heating, specified leaving water temperature is up to 75 DEG C, and heat hot water temperature range is from 30 DEG C ~ 80 DEG C
It is adjustable, it can directly replace traditional coal-burning boiler, oil burning boiler, electric boiler, it is adaptable to extremely frigid zones rooms and domestic hot-water
Supply, radiator can be directly connected to rooms.It can also be used for other hospitals for needing high-temperature-hot-water, bathing pool, mulberry
Take, factory, family, business, slaughterhouse, high temperature drying etc. place.Exclusive saving operation mode, main frame supply water temperature intelligence is bent
Line traffic control function, heating supply water temperature is automatically adjusted according to the change of environment temperature, more comfortably, more energy efficient.