CN209229837U - A kind of low temperature double stage heat pump unit - Google Patents
A kind of low temperature double stage heat pump unit Download PDFInfo
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- CN209229837U CN209229837U CN201822018169.6U CN201822018169U CN209229837U CN 209229837 U CN209229837 U CN 209229837U CN 201822018169 U CN201822018169 U CN 201822018169U CN 209229837 U CN209229837 U CN 209229837U
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Abstract
The utility model discloses a kind of low temperature double stage heat pump units, including air source hot pump water heater, water source heat pump water heater, stratified water tanks, several water pipes, controller, several electricity holes valve, first water inlet of water source heat pump water heater is equipped with water inlet water pipe, the water inlet water pipe is connected to external source, first water outlet end of water source heat pump water heater is equipped with the second water pipe, the other end of second water pipe is connected to the inlet end of stratified water tanks, the utility model is integrated by the way that air source heat pump and water resource heat pump are carried out twin-stage, 15-25 DEG C of warm water is prepared using first order air source heat pump side, low level heat energy as water resource heat pump, 45 DEG C or more of hot water is prepared by water resource heat pump side again to heat supply heating in building, low-temperature air source heat pump part is especially suitable for northern cold condition, ensure to set Standby efficient operation runs perseverance surely, and comprehensive energy efficiency promotes 30% or more compared with air source heat pump, effectively improves the round-the-clock supportability of system.
Description
[technical field]
The utility model relates to the technical fields of air-conditioning heat pump, the especially technical field of low temperature double stage heat pump unit.
[background technique]
In China Northeast Cold Area, outdoor temperature is minimum up to subzero more than 30 Dus or more, and conventional air source heat pump etc. is single
Grade device compressor cold-starting is difficult, and radiation loss is big, and greasy property is poor, is unable to satisfy under the lower environment of temperature existing
Heating demands.
[utility model content]
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of low temperature double stage heat pump unit, energy
The problems such as single level devices such as air source heat pump compressor low-temperature starting is difficult, and radiation loss is big, and greasy property is deteriorated enough is overcome,
Operation is permanent steady, and comprehensive energy efficiency promotes 30% or more compared with air source heat pump, effectively improves the round-the-clock supportability of system.
To achieve the above object, the utility model proposes a kind of low temperature double stage heat pump units, including air source heat pump heat
Hydrophone, water source heat pump water heater, stratified water tanks, several water pipes, controller, several electric hole valves, the water resource heat pump hot water
The first water inlet of device is equipped with water inlet water pipe, and the water inlet water pipe is connected to external source, the water source heat pump water heater
First water outlet end is equipped with the second water pipe, and the other end of the second water pipe is connected to the inlet end of stratified water tanks, described
Stratified water tanks water outlet end be equipped with third water pipe, the water inlet of the other end and air source hot pump water heater of the third water pipe
The water outlet end of the connection of mouth end, the air source hot pump water heater is equipped with the 4th water pipe, the other end of the 4th water pipe
It is connected to the second water inlet of water source heat pump water heater, the second water outlet of the water source heat pump water heater is additionally provided with return water water
Pipe, the first water inlet of the water source heat pump water heater is connected to the first water outlet, and the of the water source heat pump water heater
Two water inlets are connected to the second water outlet, and the other end of the return water water pipe is connected to heating of house pipeline, the water inlet
Water pipe is equipped with the first electric control valve, and the third water pipe is equipped with the second electric hole valve, and the 4th water pipe is equipped with
Third electric control valve, the controller and air source hot pump water heater, water source heat pump water heater, several electric ports valve door controls connect
It connects.
Preferably, the 6th water pipe is equipped between the water inlet water pipe and third water pipe, the two of the 6th water pipe
End is connected to water inlet water pipe and third water pipe respectively, and the 6th water pipe is equipped with the 4th electric control valve.
Preferably, the 7th water pipe is equipped between the 4th water pipe and return water water pipe, the two of the 7th water pipe
End is connected to the 4th water pipe and return water water pipe respectively, and described is equipped with the 5th electric control valve.
Preferably, being additionally provided with several counterflow-preventing check (non-return) valves on the water pipe, second water pipe is equipped with first
Counterflow-preventing check (non-return) valve, water (flow) direction is that stratified water tanks are flowed to from water source heat pump water heater in second water pipe, and described returns
Water water pipe is equipped with the second counterflow-preventing check (non-return) valve, and water (flow) direction is to flow out from water source heat pump water heater in the return water water pipe.
Preferably, being equipped with the first temperature sense close to air source hot pump water heater water outlet on the 4th water pipe
Device is equipped with second temperature inductor, first temperature close to water source heat pump water heater water outlet on the return water water pipe
Inductor, second temperature inductor is spent to communicate to connect with controller data.
A kind of low temperature double stage heat pump unit of the utility model the utility model has the advantages that the utility model by by air source heat pump and
Water resource heat pump carries out twin-stage and integrates, and 15-25 DEG C of warm water is prepared using first order air source heat pump side, as water resource heat pump
Low level heat energy, then 45 DEG C or more of hot water is prepared into heat supply heating in building, low-temperature air source heat pump by water resource heat pump side
Part is especially suitable for northern cold condition, it is ensured that equipment high efficiency operation runs perseverance surely, and comprehensive energy efficiency is promoted compared with air source heat pump
30% or more, effectively improve the round-the-clock supportability of system.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of low temperature double stage heat pump set structure schematic diagram of the utility model.
In figure: 1- air source hot pump water heater, 2- water source heat pump water heater, 3- stratified water tanks, 4- water pipe, 5- controller,
6- electricity hole valve, 7- counterflow-preventing check (non-return) valve, 41- water inlet water pipe, the second water pipe of 42-, 43- third water pipe, 44- third water pipe, 45-
The electric hole valve of return water water pipe, the 6th water pipe of 46-, the 7th water pipe of 47-, the first electric control valve of 61-, 62- second, 63- third are automatically controlled
Valve, the first counterflow-preventing of 71- check (non-return) valve, the second counterflow-preventing of 72- check (non-return) valve, the first temperature inductor of 81-, 82- second temperature sense
Answer device.
[specific embodiment]
Refering to fig. 1, a kind of low temperature double stage heat pump unit of the utility model, including air source hot pump water heater 1, water resource heat pump
Water heater 2, stratified water tanks 3, several water pipes 4, controller 5, several electric holes valves 6, the water source heat pump water heater 2 first into
Water inlet water pipe 41 is equipped at the mouth of a river, the water inlet water pipe 41 is connected to external source, the water source heat pump water heater 2 first
Water outlet end is equipped with the second water pipe 42, and the other end of second water pipe 42 is connected to the inlet end of stratified water tanks 3, described
3 water outlet end of stratified water tanks be equipped with third water pipe 43, the other end of the third water pipe 43 and air source hot pump water heater 1
Inlet end connection, the water outlet end of the air source hot pump water heater 1 is equipped with the 4th water pipe 44, the 4th water pipe
44 other end is connected to the second water inlet of water source heat pump water heater 2, the second water outlet of the water source heat pump water heater 2
It is additionally provided with return water water pipe 45, the first water inlet of the water source heat pump water heater 2 is connected to the first water outlet, the water source
Second water inlet of Teat pump boiler 2 is connected to the second water outlet, the other end and heating of house pipe of the return water water pipe 45
Road connection, the water inlet water pipe 41 are equipped with the first electric control valve 61, and the third water pipe 43 is equipped with the second electric ports valve
Door 62, the 4th water pipe 44 are equipped with third electric control valve 63, the controller 5 and air source hot pump water heater 1, water
Source heat pump water heater 2, several electric hole valves 6 control connection, and the 6th is equipped between the water inlet water pipe 41 and third water pipe 43
Water pipe 46, the both ends of the 6th water pipe 46 are connected to water inlet water pipe 41 and third water pipe 43 respectively, the 6th water pipe
46 are equipped with the 4th electric control valve 64, and the 7th water pipe 47 is equipped between the 4th water pipe 44 and return water water pipe 45, described
The both ends of 7th water pipe 47 are connected to the 4th water pipe 44 and return water water pipe 45 respectively, and described is equipped with the 5th electric control valve 65,
Several counterflow-preventing check (non-return) valves 7 are additionally provided on the water pipe 4, second water pipe 42 is equipped with the first counterflow-preventing check (non-return) valve
71, water (flow) direction is to flow to stratified water tanks 3, the return water water pipe from water source heat pump water heater 2 in second water pipe 42
45 are equipped with the second counterflow-preventing check (non-return) valve 72, and water (flow) direction is to flow out from water source heat pump water heater 2 in the return water water pipe 45,
It is equipped with the first temperature inductor 81 close to 1 water outlet of air source hot pump water heater on 4th water pipe 44, described returns
Second temperature inductor 82, first temperature sense are equipped with close to 2 water outlet of water source heat pump water heater on water water pipe 45
Device 81, second temperature inductor 82 are connect with 5 data communication of controller.
Utility model works process:
A kind of low temperature double stage heat pump unit of the utility model during the work time, by the water inlet water pipe 41 and return water water of unit
Pipe 45 is connected to respectively with external source and the connection of heating of house pipeline, prepares 15-25 DEG C by air source hot pump water heater 1
Warm water recycles water source heat pump water heater 2 to be prepared into 45 DEG C or more of hot water to building as the low level heat energy of water resource heat pump
Interior heat supply heating, controller 5 can be by the temperature of the first temperature inductor 81 and second temperature inductor 82 of analysis, and control is each
A electricity hole valve 6, chooses whether to be heated across water source heat pump water heater 2, more energy efficient environmental protection.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (5)
1. a kind of low temperature double stage heat pump unit, it is characterised in that: including air source hot pump water heater (1), water source heat pump water heater
(2), stratified water tanks (3), several water pipes (4), controller (5), several electric hole valves (6), the water source heat pump water heater (2)
First water inlet is equipped with water inlet water pipe (41), and the water inlet water pipe (41) is connected to external source, the water resource heat pump
(2) first water outlet end of water heater is equipped with the second water pipe (42), the other end of second water pipe (42) and stratified water tanks (3)
Inlet end connection, the stratified water tanks (3) water outlet end be equipped with third water pipe (43), the third water pipe (43)
The other end is connected to the inlet end of air source hot pump water heater (1), the water outlet end of the air source hot pump water heater (1)
Equipped with the 4th water pipe (44), the other end of the 4th water pipe (44) and second water inlet of water source heat pump water heater (2) connect
Logical, the second water outlet of the water source heat pump water heater (2) is additionally provided with return water water pipe (45), the water source heat pump water heater
(2) the first water inlet is connected to the first water outlet, the second water inlet of the water source heat pump water heater (2) and the second water outlet
Mouth connection, the other end of the return water water pipe (45) are connected to heating of house pipeline, and the water inlet water pipe (41) is equipped with
First electric control valve (61), the third water pipe (43) are equipped with the second electric hole valve (62), the 4th water pipe (44)
It is equipped with third electric control valve (63), the controller (5) and air source hot pump water heater (1), water source heat pump water heater
(2), several electric hole valves (6) control connection.
2. a kind of low temperature double stage heat pump unit as described in claim 1, it is characterised in that: the water inlet water pipe (41) and the
Be equipped with the 6th water pipe (46) between three water pipes (43), the both ends of the 6th water pipe (46) respectively with water inlet water pipe (41) and the
Three water pipes (43) connection, the 6th water pipe (46) are equipped with the 4th electric control valve (64).
3. a kind of low temperature double stage heat pump unit as described in claim 1, it is characterised in that: the 4th water pipe (44) with return
Between water water pipe (45) be equipped with the 7th water pipe (47), the both ends of the 7th water pipe (47) respectively with the 4th water pipe (44) and time
Water water pipe (45) connection, described is equipped with the 5th electric control valve (65).
4. a kind of low temperature double stage heat pump unit as described in claim 1, it is characterised in that: be additionally provided on the water pipe (4)
Several counterflow-preventing check (non-return) valves (7), second water pipe (42) are equipped with the first counterflow-preventing check (non-return) valve (71), second water
Pipe (42) interior water (flow) direction is to flow to stratified water tanks (3) from water source heat pump water heater (2), and the return water water pipe (45) is equipped with
Second counterflow-preventing check (non-return) valve (72), return water water pipe (45) the interior water (flow) direction are to flow out from water source heat pump water heater (2).
5. a kind of low temperature double stage heat pump unit as described in claim 1, it is characterised in that: leaned on the 4th water pipe (44)
Nearly air source hot pump water heater (1) water outlet is equipped with the first temperature inductor (81), close on the return water water pipe (45)
Water source heat pump water heater (2) water outlet is equipped with second temperature inductor (82), first temperature inductor (81), second
Temperature inductor (82) is connect with controller (5) data communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822018169.6U CN209229837U (en) | 2018-12-04 | 2018-12-04 | A kind of low temperature double stage heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822018169.6U CN209229837U (en) | 2018-12-04 | 2018-12-04 | A kind of low temperature double stage heat pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209229837U true CN209229837U (en) | 2019-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822018169.6U Active CN209229837U (en) | 2018-12-04 | 2018-12-04 | A kind of low temperature double stage heat pump unit |
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| CN (1) | CN209229837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489102A (en) * | 2018-12-04 | 2019-03-19 | 浙江创能新能源股份有限公司 | A kind of low temperature double stage heat pump unit |
-
2018
- 2018-12-04 CN CN201822018169.6U patent/CN209229837U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489102A (en) * | 2018-12-04 | 2019-03-19 | 浙江创能新能源股份有限公司 | A kind of low temperature double stage heat pump unit |
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