CN208431979U - A kind of multi-joint air source heat pump system of large size - Google Patents
A kind of multi-joint air source heat pump system of large size Download PDFInfo
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- CN208431979U CN208431979U CN201820764903.0U CN201820764903U CN208431979U CN 208431979 U CN208431979 U CN 208431979U CN 201820764903 U CN201820764903 U CN 201820764903U CN 208431979 U CN208431979 U CN 208431979U
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Abstract
The utility model relates to heating system technical fields, more particularly to a kind of multi-joint air source heat pump system of large size, including thermal energy converting system, compressor set, heat regenerator, wherein there is gs-oil separator between compressor set and heat regenerator, heat regenerator connects air and absorbs heat exchanger group, and compressor set and air absorb the gas-liquid separator between heat exchanger group；Every air, which absorbs, electric T-shaped valve above heat exchanger, there is check valve in lower section, has solenoid valve, expansion valve below check valve；It further include defrosting system, there is valve for pressure difference at fluid pipeline near-space aspiration heat exchanger group end.The beneficial effects of the utility model are: can increase and decrease operation quantity depending on changes in ambient temperature by multiple compressors and air heat-absorbing exchanger, the refrigerating efficiency and temperature for improving air heat pump system adjust efficiency, save electric power and ensure compressor safety；It can put in the room or in container, occupied area is small, management convenient for safeguarding, produces heat without influencing.
Description
Technical field
The utility model relates to heating system technical fields, and in particular to a kind of multi-joint air source heat pump system of large size.
Background technique
Multifunctional heat pump heats, the unit of three kinds of functions of domestic hot-water trilogy supply, refrigeration at present, refrigeration mode
Under available free domestic hot-water, Energy Efficiency Ratio it is very high, floor heating, radiator, domestic hot-water can be under heating mode
It is by driven compressor, using vapor-compression refrigerant cycle working principle, with surrounding air for cold (heat) Deng, air energy heat pump
The equipment that cold (heat) wind or cold (heat) water are produced in source, main parts size include hot side exchange device, heat source side heat exchange equipment and pressure
Contracting machine etc., the novel system that air injection enthalpy-increasing is made of air injection enthalpy-increasing compressor, air injection enthalpy-increasing technology, high-effect cooling device, this three
The combination of a technology can provide efficient performance.
As renovating environment pollutes, coal changes the execution of electric measure, and warming heating equipment changes electric conversion, air energy (source) by coal
For heat pump using the heat in air as low-temperature heat source, condenser or evaporator by conventional air conditioner carry out heat exchange,
Then by the circulatory system, thermal energy is extracted or is discharged, is transferred energy into building using the unit circulatory system, meets user
To demands such as domestic hot-water, floor heating or air-conditionings；And there is occupancy when being used for large-scale heating equipment in current small size air air supply heat pump
Space is big, low efficiency, compressor run dangerous, Maintenance Difficulty；Existing air source heat pump, changing using four-way valve when defrost
To causing to impact to compressor, low efficiency, leaving water temperature is unadjustable.
Summary of the invention
In view of the deficiencies of the prior art, the utility model devises a kind of heat exchange efficiency height, extends compressor service life,
And the multi-joint air source heat pump system of large size of exchanger defrost can be helped at any time, the concrete scheme of the utility model is as follows:
A kind of multi-joint air source heat pump system of large size, including thermal energy converting system, thermal energy converting system include compressor and
Heat regenerator after compressor, user's heating installation is connected after heat regenerator, and compressor therein is that several compressors form
Compressor set, have gs-oil separator between compressor set and heat regenerator, pass through fluid pipeline connection sky below heat regenerator
Aspiration heat exchanger group, top connect air by gas pipeline and absorb heat exchanger group, and compressor set and air absorb heat
There is gas-liquid separator between exchanger group, gas-liquid separator is conducive to air and absorbs in heat exchanger defrost and heat absorption heat exchange later
Gas-liquid separation operates convenient for the use of compressor.
It includes that several air absorb heat exchanger that above-mentioned air, which absorbs heat exchanger group, and every air absorbs heat exchanger
There is electric T-shaped valve in top, and there are two appendixs in left and right in lower section, have check valve on every appendix, have below right one-way valve
Electromagnetic expanding valve.
Above-mentioned electric T-shaped valve includes that exchanger leads to head, freezes to lead to head and defrost and lead to head, and electromagnetic expanding valve includes top
The solenoid valve of expansion valve and lower section.
The utility model further includes defrosting system, and defrosting system includes thermal energy converting system, fluid pipeline near-space aspiration
There is valve for pressure difference at heat exchanger group end.
Multiple compressors and air heat-absorbing exchanger is arranged in the utility model, has refrigerant in air heat-absorbing exchanger, can
To change the quantity of compressor and air heat exchanger depending on changes in ambient temperature, compressor is unlatched and closed,
When the thermic load of needs is few, by the operation of the closure stop section compressor of controller, evaporating temperature is improved, improves heat
Amount；Conducive to the adjusting of the temperature to this programme, improves the efficiency of system and electric power can be saved；To air heat exchanger point when defrost
Platform defrost, the condensed fluid when a wherein defrost, using compressor high-temperature exhaust air to air heat exchanger defrost, after defrost
It directly arrives other air heat-absorbing exchangers and produces heat, directly compressor will not be had an impact, ensure compressor safety, extend
The service life of compressor；Defrosting control is carried out according to practical frosting situation；Leaving water temperature is poor by environment temperature and leaving water temperature
Automatic adjustment.
It preferably, is that heat regenerator is connected with several corresponding jets later below compressor set below above-mentioned compressor
Increasing enthalpy device, valve for pressure difference connects by pipeline with leftmost side air injection enthalpy-increasing device, air injection enthalpy-increasing device include on the right side of hydrothermal circulation pipe with
The cold liquid circulation pipe in left side.
Preferably, there is water pump between above-mentioned heat regenerator and user's heating installation.
Preferably, above-mentioned compressor group is 6, and air heat-absorbing exchanger group is 9, compressor and air heat-absorbing exchanger
Setting meet the use of general scene, in the heating of general family, save the cost is warmed oneself high-efficient.
Preferably, there is refrigerator between above-mentioned gas-liquid separator and air heat-absorbing exchanger, refrigerator upper end connects gas-liquid
Separator, lower section connect heat regenerator by fluid pipeline, which is put into automatically controlled, special using the liquid in perfusion tube
Freeze to automatically controlled, is conducive to save the energy, the energy is made full use of.
Preferably, above-mentioned air, which absorbs on heat exchanger, defrosting inductor, can induce air in time and absorb heat exchange
Frosting situation on device absorbs heat exchanger to every air as needed and carries out defrost.
The operational process of the utility model are as follows: in the air heat-absorbing exchanger draw air in air heat-absorbing exchanger group
Heat, by heat collection, the refrigerant in air heat exchanger group leads to head by the exchanger in electric T-shaped valve and refrigeration is logical
Head collects liquid by gas-liquid separator from below, and gas is absorbed from top by compressor, passes through gas-liquid separator
Being arranged prevents gas in air heat-absorbing exchanger and liquid to be directly entered compressor, damages to compressor, is conducive to extend
The service life of compressor；After compressor absorbs gas, by the heat in refrigerant draw air heat-absorbing exchanger, heat
It passes in heat regenerator, gs-oil separator is wherein connected after compressor set, oil is segregated into compressor by gs-oil separator, profit
Sliding compressor, improves the working efficiency of compressor；Water in heat regenerator containing heat is sent in user by water pump, to use
Family heating, condensed refrigerant liquid are reduced by fluid pipeline and the perfusion tube in left side by temperature after air injection enthalpy-increasing device,
In air injection enthalpy-increasing device, portion gas is returned in compressor by hot gas cycle pipe, is further recycled by compressor extraction
Heating, liquid portion continue through cold liquid circulation pipe and enter in air heat-absorbing exchanger, absorb heat in air heat-absorbing exchanger, in conjunction with
Air heat-absorbing exchanger absorbs the heat in air and carries out next step operation, completes circulation.
When air heat-absorbing exchanger frosting, which influences heat exchange, needs defrost, divides platform defrost, an air of defrost will be needed
Solenoid valve under heat-absorbing exchanger disconnects, and head is led in the defrosting connected in electric T-shaped valve and exchanger leads to head, using from compression
Air heat-absorbing exchanger is carried out defrost, the refrigeration that frost is melted, while being condensed into air heat-absorbing exchanger by the hot gas of machine
Agent liquid passes through the effect of check valve and valve for pressure difference, and valve for pressure difference can control liquid by the fluid pressure on adjusting valve for pressure difference both sides
The flowing of body, the refrigerant liquid being condensed into air heat-absorbing exchanger, by check valve, are reached other by left side perfusion tube
Air heat-absorbing exchanger in evaporation endothermic, sufficiently recycling heat, while heat and defrost.
The beneficial effects of the utility model are: by the setting of multiple compressors and air heat-absorbing exchanger, it can basis
The variation of environment temperature changes quantity, improves the evaporating temperature of refrigerant, conducive to the adjusting to temperature, improves the effect of system
Rate, and electric power and compressor operational safety can be saved；It can put in the room or in container, occupied area is small, convenient for safeguarding
Management produces heat without influencing；When the thermic load of needs is few, by the operation of controller stop section compressor, improve
Evaporating temperature improves heat；This system operational safety, environmental protection, energy conservation substitute existing fire coal, natural gas, small size air gas source heat
Pump is easy to carry out energy management.
Detailed description of the invention
Fig. 1 is the overall structure figure of embodiment 1；
Fig. 2 is the air heat-absorbing exchanger part-structure figure of embodiment 1；
Fig. 3 is the air injection enthalpy-increasing device internal pipeline line map of embodiment 1；
Fig. 4 is the overall structure figure of embodiment 2；
Wherein, 1- compressor, 2- oil water separator, 3- heat regenerator, 4- air injection enthalpy-increasing device, 401- hot gas cycle pipe,
The cold liquid circulation pipe of 402-, 5- electromagnetic expanding valve, 501- expansion valve, 502- solenoid valve, 6- air heat-absorbing exchanger, 7- electric three passes
Valve, 701-, which freezes, leads to head, and 702-, which defrosts, leads to head, 8- gas-liquid separator, 9- check valve, 10- valve for pressure difference, 11- refrigerator, and 12- is removed
White inductor.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further described the utility model.
Embodiment 1
The present embodiment provides the scheme of being implemented as follows to defect of the existing technology, a kind of multi-joint sky of large size as shown in the figure
Air supply heat pump system, including thermal energy converting system, the thermal energy converting system include the recuperation of heat after compressor 1 and compressor 1
Device 3 connects user's heating installation after the heat regenerator 3, there is water pump 301 between heat regenerator 3 and user's heating installation；Wherein
Compressor 1 be several compressors composition compressor set, have gs-oil separator between the compressor set and heat regenerator 3
2, compressor set lower section is that heat regenerator 3 is connected with corresponding six air injection enthalpy-increasing devices 4 later, and the valve for pressure difference 10 passes through liquid
Pipeline is connect with leftmost side air injection enthalpy-increasing device 4, and air injection enthalpy-increasing device 4 includes that the hot gas cycle pipe 401 on right side and the cold liquid in left side follow
Endless tube 402；Air is connected by fluid pipeline below heat regenerator 3 and absorbs heat exchanger group, top is connected by gas pipeline
Air absorbs heat exchanger group, and compressor set and air, which absorb between heat exchanger group, gas-liquid separator 8, gas-liquid separator 8
There is refrigerator 11 between air heat-absorbing exchanger 6,11 upper end of refrigerator connects gas-liquid separator 8, and lower section passes through liquid
Pipeline connects heat regenerator 3；Air, which absorbs, defrosting inductor 12 on heat exchanger 6.
It includes that nine air absorb heat exchanger 6 that the air of the present embodiment, which absorbs heat exchanger group, and every air absorbs heat
There is electric T-shaped valve 7 above exchanger 6；Electric T-shaped valve 7 includes that exchanger leads to head, freeze logical head 701 and the logical head 702 that defrosts,
Every air, which absorbs, two perfusion tubes in left and right below heat exchanger 6, have check valve 9, right one-way valve 9 on every perfusion tube
There is electromagnetic expanding valve 5 in lower section, and electromagnetic expanding valve 5 includes the expansion valve 501 of top and the solenoid valve 502 of lower section further includes defrost system
System, defrosting system includes thermal energy converting system, and there is valve for pressure difference 10 at fluid pipeline near-space aspiration heat exchanger group end.
The operational process of the utility model are as follows: in 6 draw air of air heat-absorbing exchanger in air heat-absorbing exchanger group
Heat, by heat collection, the refrigerant in air heat exchanger group leads to head 701, warp by the exchanger in electric T-shaped valve 7
Gas-liquid separator 8 is crossed, gas is absorbed from top by compressor 1, prevents air heat absorption exchange by the setting of gas-liquid separator 8
Liquid in device 6 is directly entered compressor 1；After compressor 1 absorbs gas, by refrigerant draw air heat-absorbing exchanger 6
Heat, heat is passed in heat regenerator 32, gs-oil separator 2 is wherein connected after compressor set, gs-oil separator 2 is by oil
It is segregated into compressor 1；Water in heat regenerator 3 containing heat is sent in user by water pump, is warmed oneself to user, condensation
Liquid afterwards is reached in air heat-absorbing exchanger 6, is contained in heat regenerator 3 by fluid pipeline and the perfusion tube in left side, condensation
The liquid refrigerant of heat can also be reduced by liquid-transport pipe-line by temperature after air injection enthalpy-increasing device 4, in air injection enthalpy-increasing device 4,
Portion gas is returned in compressor 1 by hot gas cycle pipe, further recycles heating, liquid portion by the extraction of compressor 1
Cold liquid circulation pipe is continued through to enter in air heat-absorbing exchanger 6, subcooled liquid reaches air heat-absorbing exchanger 6 and absorbs heat, in conjunction with
Air heat-absorbing exchanger 6 absorbs the heat in air and carries out next step operation, completes circulation.
When 6 frosting of air heat-absorbing exchanger, which influences heat exchange, needs defrost, divides platform defrost, an air of defrost will be needed
Electronic valve 502 in electric expansion valve under heat-absorbing exchanger 6 disconnects, and the defrosting connected in electric T-shaped valve 7 is led to head 702 and handed over
Parallel operation leads to head, and air heat-absorbing exchanger is carried out defrost using the hot gas from compressor 1, frost is melted, while being inhaled in air
The refrigerant liquid being condensed into heat exchanger 6 passes through the effect of check valve 9 and valve for pressure difference 10, by right side perfusion tube by electricity
Magnet valve 502 and expansion valve 501 reach evaporation endothermic in other air heat-absorbing exchangers 6, sufficiently recycling heat.
Embodiment 2
The present embodiment is a kind of multi-joint air source heat pump system of large size as shown in Figure 4, including thermal energy converting system, the heat
Energy converting system includes the heat regenerator 3 after compressor 1 and compressor 1, connects user's heating installation after the heat regenerator 3,
Compressor 1 therein is the compressor set of six compressors 1 composition, there is oil gas point between the compressor set and heat regenerator 3
From device 2, air is connected by fluid pipeline below the heat regenerator 3 and absorbs heat exchanger group, top is connected by gas pipeline
It connects air and absorbs heat exchanger group, the compressor set and air, which absorb between heat exchanger group, gas-liquid separator 8.
It includes that nine air absorb heat exchanger 6 that above-mentioned air, which absorbs heat exchanger group, and air absorbs to be had on heat exchanger 6
Defrost inductor 12；Every air, which absorbs, electric T-shaped valve 7 above heat exchanger 6, there are two perfusion tubes in left and right in lower section,
There is check valve on the every perfusion tube, has electromagnetic expanding valve 5 below the right one-way valve；Electric T-shaped valve 7 includes handing over
Parallel operation leads to head, freeze logical head 701 and the logical head 702 that defrosts, and the electromagnetic expanding valve 5 includes expansion valve 501 and the lower section of top
Solenoid valve 502；It further include defrosting system, the defrosting system includes thermal energy converting system, and fluid pipeline near-space aspiration heat is handed over
There is valve for pressure difference 10 at parallel operation group end.
Technical characteristic in the utility model without description can be achieved by the prior art, and details are not described herein, above
Described is only the better embodiment of the utility model, and the utility model is not limited in above-mentioned specific embodiment, this field
The variations, modifications, additions or substitutions that those of ordinary skill makes in the essential scope of the utility model also should belong to practical
Novel protection scope.
Claims (6)
1. a kind of multi-joint air source heat pump system of large size, including thermal energy converting system, the thermal energy converting system includes compressor
With the heat regenerator after compressor, user's heating installation is connected after the heat regenerator, it is characterised in that: if the compressor is
The compressor set of dry compressor composition, there is gs-oil separator, the heat regenerator between the compressor set and heat regenerator
Lower section connects air by fluid pipeline and absorbs heat exchanger group, and top passes through gas pipeline connect compressor group, the compression
Unit and air, which absorb between heat exchanger group, gas-liquid separator；
It includes that several air absorb heat exchanger that the air, which absorbs heat exchanger group, and every air absorbs heat exchanger
There is electric T-shaped valve in top, and there are two perfusion tubes in left and right in lower section, have check valve, the right one-way on the every perfusion tube
There is electromagnetic expanding valve below valve；
The electric T-shaped valve includes that exchanger leads to head, freezes to lead to head and defrost and lead to head, and the electromagnetic expanding valve includes top
The solenoid valve of expansion valve and lower section；
It further include defrosting system, the defrosting system includes thermal energy converting system, fluid pipeline near-space aspiration heat exchanger group
There is valve for pressure difference at end.
2. a kind of multi-joint air source heat pump system of large size according to claim 1, it is characterised in that: under the compressor set
Side is that heat regenerator is connected with several corresponding air injection enthalpy-increasing devices later, and the valve for pressure difference is sprayed by fluid pipeline and the leftmost side
The connection of gas increasing enthalpy device, the air injection enthalpy-increasing device include the hot gas cycle pipe on right side and the cold liquid circulation pipe in left side.
3. a kind of multi-joint air source heat pump system of large size according to claim 1, it is characterised in that: the heat regenerator and
There is water pump between user's heating installation.
4. a kind of multi-joint air source heat pump system of large size according to claim 1, it is characterised in that: the compressor set is
6, the air heat-absorbing exchanger group is 9.
5. a kind of multi-joint air source heat pump system of large size according to claim 1, it is characterised in that: the gas-liquid separator
There is refrigerator between air heat-absorbing exchanger, the refrigerator upper end connects gas-liquid separator, and lower section is connected by gas pipeline
Connect heat regenerator.
6. a kind of multi-joint air source heat pump system of large size according to claim 1, it is characterised in that: the air absorbs heat
There is defrosting inductor on exchanger.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820764903.0U CN208431979U (en) | 2018-05-22 | 2018-05-22 | A kind of multi-joint air source heat pump system of large size |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820764903.0U CN208431979U (en) | 2018-05-22 | 2018-05-22 | A kind of multi-joint air source heat pump system of large size |
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| CN208431979U true CN208431979U (en) | 2019-01-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114026373A (en) * | 2019-07-03 | 2022-02-08 | 三菱电机株式会社 | Refrigeration circuit device |
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2018
- 2018-05-22 CN CN201820764903.0U patent/CN208431979U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114026373A (en) * | 2019-07-03 | 2022-02-08 | 三菱电机株式会社 | Refrigeration circuit device |
| CN114026373B (en) * | 2019-07-03 | 2023-01-10 | 三菱电机株式会社 | Refrigeration circuit device |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201104 Address after: Inside Shengjing high tech park, Zhangqiu District, Jinan City, Shandong Province Patentee after: SHANDONG YUSHEN ENERGY TECHNOLOGY Co.,Ltd. Address before: 250220 Shandong Shandong Shenzhou Refrigeration Equipment Co., Ltd. Patentee before: SHANDONG SHENZHOU REFRIGERATION EQUIPMENT Co.,Ltd. |