CN205783959U - A kind of net for air-source heat pump units for vegetables and fruits booth - Google Patents
A kind of net for air-source heat pump units for vegetables and fruits booth Download PDFInfo
- Publication number
- CN205783959U CN205783959U CN201620725943.5U CN201620725943U CN205783959U CN 205783959 U CN205783959 U CN 205783959U CN 201620725943 U CN201620725943 U CN 201620725943U CN 205783959 U CN205783959 U CN 205783959U
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- China
- Prior art keywords
- heat exchanger
- vaporizer
- air
- net
- compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
Abstract
This utility model belongs to technical field of heat pumps, it is specifically related to a kind of net for air-source heat pump units for vegetables and fruits booth, including compressor, heat exchanger, cross valve, reducer, vaporizer, thermal storage device, thermal storage device includes housing and heat exchanger tube, vaporizer is hydrophilic evaporator fin, the air vent of compressor is connected with the coolant import of heat exchanger, the refrigerant exit of heat exchanger is connected with the import of heat exchanger tube, and the pipeline connected is provided with cross valve, the outlet of heat exchanger tube is connected with the import of reducer, the outlet of reducer is connected with the import of vaporizer, vaporizer is connected with cross valve, cross valve is connected with the gas returning port of compressor, and it is sequentially provided with gas-liquid separator and device for drying and filtering on the pipeline connected, tapping valve it is provided with bottom gas-liquid separator.Its objective is: solve existing net for air-source heat pump units structure design defect and there is the problem that compressor easily occurs that liquid hammer, vaporizer heat exchanger effectiveness be relatively low, net for air-source heat pump units heating capacity and Energy Efficiency Ratio reduce.
Description
Technical field
This utility model belongs to heat pump assembly technical field, is specifically related to a kind of air source heat pump machine for vegetables and fruits booth
Group.
Background technology
In order to allow people can be able to eat fresh vegetable and fruit throughout the year, the plantation of booth vegetables and fruits is more and more universal, passes
The vegetables and fruits booth of system is typically all and produces heat using coal or natural gas as fuel, ensures in booth required for vegetables and fruits growth
Temperature, this heat-supplying mode is relatively costly, also can discharge carbon dioxide, sulfur dioxide isothermal chamber gas or toxic gas in a large number,
Cause atmospheric pollution.Heat pump techniques is the new energy technology received much concern in the whole world in recent years, in China the Changjiang river, the Huanghe valley
Large-scale application has been obtained with south China.Net for air-source heat pump units is to utilize vapor-compression refrigerant cycle operation principle, with environment
Air is the equipment that thermal source produces hot blast or hot water, it is not necessary to consumes a large amount of coal, combustion gas, oil, electricity etc. again, thus has saving
The advantage of the energy.Owing to air source heat pump has good energy-saving effect, decrease carbon dioxide, sulfur dioxide isothermal chamber gas
Or the discharge of toxic gas, decrease discharge and the atmospheric pollution etc. of carbon, therefore heat pump becomes current most popular energy-saving and emission-reduction
One of technology, has great development prospect.
Existing net for air-source heat pump units mainly includes vaporizer, compressor, cross valve, heat exchanger and throttling arrangement, its
In heating process, vaporizer can not be completely by coolant gaseous state, and the coolant of overly moist enters in compressor and easily causes
The liquid hammer of compressor, and then infringement compressor.When outdoor environment temperature is relatively low, especially in the winter that north of China is cold,
Outside air temperature can drop to about 0 DEG C or less, and vaporizer has been again heat absorption cold scattering effect, and its surface temperature is less than ring
Border temperature, can make moisture in air meet condensation and form droplet, be attached to evaporator surface, and these droplets at low temperatures can be by
Gradually forming frost or ice, the frost formed blocks vaporizer and contacts with the direct of air, reduces the heat exchange effect of vaporizer
Rate, thus reduce heating capacity and the Energy Efficiency Ratio of source pump.
Utility model content
The purpose of this utility model is: aim to provide a kind of net for air-source heat pump units for vegetables and fruits booth, is used for solving
There is compressor and easily occur that liquid hammer, vaporizer heat exchanger effectiveness be relatively low, air in existing net for air-source heat pump units structure design defect
The problem that source source pump heating capacity and Energy Efficiency Ratio reduce.
For realizing above-mentioned technical purpose, the technical solution adopted in the utility model is as follows:
A kind of net for air-source heat pump units for vegetables and fruits booth, including compressor, heat exchanger, cross valve, reducer and steaming
Send out device, also include that thermal storage device, described thermal storage device include that housing and heat exchanger tube, described heat exchanger tube are positioned at housing, described vaporizer
For hydrophilic evaporator fin, the air vent of described compressor is connected with the coolant import of heat exchanger, and the coolant of described heat exchanger goes out
The pipeline that mouth is connected with the import of heat exchanger tube and connects is provided with cross valve, the outlet of described heat exchanger tube and the import of reducer
Connecting, the outlet of described reducer is connected with the import of vaporizer, and described vaporizer is connected with cross valve, described cross valve and pressure
It is sequentially provided with gas-liquid separator and device for drying and filtering, described gas-liquid separator on the pipeline that the gas returning port of contracting machine connects and connects
Bottom is provided with tapping valve.
Using the utility model of technique scheme, operation principle is as follows: in heating operations, and coolant is through compressor compresses
Acting, becomes the steam of High Temperature High Pressure, and this steam enters and condenses heat release in heat exchanger, its heat content is released in heat exchanger
Water after, become the coolant liquid of high pressure-temperature, the coolant liquid of high pressure-temperature is in cross valve enters into thermal storage device, with storage
Heat-storage medium in hot device carries out heat exchange, again discharges the heat of coolant, and rear coolant enters back into reducer, passes through control piper
Bore regulation cold medium flux, becomes the coolant liquid of low-temp low-pressure, and the coolant liquid of low-temp low-pressure enters in vaporizer, absorbs
Heat in air carries out heat exchange, makes the coolant liquid of low-temp low-pressure become the cold media gas of low-temp low-pressure, low-temp low-pressure
Cold media gas carries out gas-liquid separation in cross valve flows into gas-liquid separator, and the cold media gas of gas-liquid separator flows into dried
Filter is dried filtration, reduces humidity and the impurity of coolant, finally enter back into and compressor participates in heat circulation；Defrosted
Cheng Zhong, commutates cross valve, and coolant, after compressor compresses is done work, enters and condenses heat release in heat exchanger, be now high pressure relatively
The coolant liquid of high temperature, this coolant liquid, in cross valve flows into vaporizer, utilizes the waste heat of coolant to defrost, from evaporation
The coolant liquid flowed out in device enters thermal storage device through reducer, the heat release that the heat-storage medium in thermal storage device will store before
To coolant, by coolant gaseous state, cold media gas enters gas-liquid separator after flowing through cross valve and carries out gas-liquid separation, isolated
Cold media gas enters exsiccator and is dried filtration, finally enters back into compressor and participates in defrosting circulation.In sum, this air source
Source pump has carried out dried to the cold media gas entering compressor, it is to avoid compressor generation liquid hammer, and carries defrosting system
System, can remove the frost of evaporator surface effectively, improves the heat exchanger effectiveness of vaporizer, and then improves heating capacity and energy
Effect.
Limiting further, the top of described vaporizer is provided with radiator, and described radiator includes motor and fan blade, described wind
Leaf is arranged on the outfan of motor, and such structure designs, beneficially the air circulation around vaporizer, and the evaporation for coolant carries
For assosting effect.
Limiting further, described heat exchanger tube in the shape of a spiral and is fin heat exchange pipe, and such structure designs, and is conducive to carrying
High heat exchanger effectiveness.
Limiting further, described hull outside is provided with heat-insulation layer, and such structure designs, and decreases thermal storage device and external rings
The heat exchange in border, beneficially heat accumulation.
Accompanying drawing explanation
This utility model can be further illustrated by the nonlimiting examples that accompanying drawing is given；
Fig. 1 be the embodiment of a kind of net for air-source heat pump units for vegetables and fruits booth of this utility model heat status architecture
Schematic diagram；
Fig. 2 is the defrosting status architecture of the embodiment of a kind of net for air-source heat pump units for vegetables and fruits booth of this utility model
Schematic diagram；
Main element symbol description is as follows:
Compressor 1, heat exchanger 2, cross valve 3, reducer 4, vaporizer 5, thermal storage device 6, housing 61, heat exchanger tube 62, insulation
Layer 63, motor 71, fan blade 72, gas-liquid separator 8, tapping valve 81, device for drying and filtering 9.
Detailed description of the invention
In order to make those skilled in the art that this utility model be may be better understood, below in conjunction with the accompanying drawings with embodiment pair
Technical solutions of the utility model further illustrate.
As it is shown in figure 1, a kind of net for air-source heat pump units for vegetables and fruits booth of the present utility model, including compressor 1, change
Hot device 2, cross valve 3, reducer 4, vaporizer 5, thermal storage device 6, thermal storage device 6 includes housing 61 and heat exchanger tube 62, heat exchanger tube 62
In housing 61, vaporizer 5 is hydrophilic evaporator fin, and the air vent of compressor 1 is connected with the coolant import of heat exchanger 2, changes
The pipeline that the refrigerant exit of hot device 2 is connected with the import of heat exchanger tube 62 and connects is provided with cross valve 3, the outlet of heat exchanger tube 62
Import with reducer 4 is connected, and the outlet of reducer 4 is connected with the import of vaporizer 5, and vaporizer 5 is connected with cross valve 3, and four
It is sequentially provided with gas-liquid separator 8 and device for drying and filtering 9, gas on the pipeline that logical valve 3 is connected with the gas returning port of compressor 1 and connects
Tapping valve 81 it is provided with bottom liquid/gas separator 8.
It is pointed out that the top of vaporizer 5 is provided with radiator, radiator includes motor 71 and fan blade 72, fan blade 72
Being arranged on the outfan of motor 71, such structure designs, beneficially the air circulation around vaporizer 5, for the evaporation of coolant
Assosting effect is provided.It practice, can also the most specifically consider.
It addition, heat exchanger tube 62 in the shape of a spiral and is fin heat exchange pipe, such structure designs, and is conducive to improving heat exchange
Efficiency.It practice, the heat exchanger of other structure can also be selected as the case may be.
Additionally, be provided with heat-insulation layer 63 outside housing 61, such structure designs, and decreases thermal storage device 6 and external environment condition
Heat exchange, beneficially heat accumulation.It practice, can also the most specifically consider.
In the present embodiment, the coolant of heating mode flows to as shown in Figure 1: coolant first passes through compressor 1 compressed action and becomes
The cold media gas of High Temperature High Pressure, enters back into from the cold media gas of compressor 1 outflow and carries out heat exchanger 2 condensing heat release, and high temperature is high
The cold media gas of pressure becomes the coolant liquid of high pressure higher temperatures and is entered by the A interface of cross valve 3, flows out to heat accumulation from B outlet
Device 6, the coolant liquid of high pressure higher temperatures rejects heat to heat-storage medium becomes cryogenic high pressure coolant liquid, cryogenic high pressure coolant
Liquid becomes low-temp low-pressure coolant liquid through reducer 4, and low-temp low-pressure coolant liquid becomes low through vaporizer 5 evaporation of absorbing heat
Temperature low pressure refrigerant gas, low-temp low-pressure cold media gas is entered by the D interface of cross valve 3, and is flowed out to gas-liquid separator by C interface
8, flow into compressor 1 from the cold media gas drying filter 9 of gas-liquid separator 8 outflow and participate in heating circulation.
The coolant of defrosting mode flows to as shown in Figure 2: commutated by cross valve 3, and coolant first passes through compressor 1 compressed action and becomes
For the cold media gas of High Temperature High Pressure, enter back into from the cold media gas of compressor 1 outflow and heat exchanger 2 is carried out condense heat release, high temperature
The cold media gas of high pressure becomes the coolant liquid of high pressure higher temperatures and is entered by the A interface of cross valve 3, flows out to steam from D outlet
Sending out device 5, the coolant liquid of the high pressure higher temperatures surface heating and defrosting to vaporizer 5, the coolant liquid flowed out from vaporizer 5 passes through
Reducer 4 flows in thermal storage device 6, and the heat of storage is heated gasification to coolant by the heat-storage medium in thermal storage device 6, from thermal storage device 6
The cold media gas of middle outflow is flowed into by the B interface of cross valve 3, and flows out to gas-liquid separator 8, by gas-liquid separator 8 from C outlet
Effluent air is again introduced into compressor 1 after device for drying and filtering 9, participates in defrosting circulation.
A kind of net for air-source heat pump units for vegetables and fruits booth provided this utility model above is described in detail.
The explanation of specific embodiment is only intended to help to understand method of the present utility model and core concept thereof.It should be pointed out that, for this
For the those of ordinary skill of technical field, on the premise of without departing from this utility model principle, it is also possible to this utility model
Carrying out some improvement and modification, these improve and modification also falls in this utility model scope of the claims.
Claims (4)
1. for a net for air-source heat pump units for vegetables and fruits booth, including compressor (1), heat exchanger (2), cross valve (3), throttling
Device (4) and vaporizer (5), it is characterised in that: also include that thermal storage device (6), described thermal storage device (6) include housing (61) and heat exchanger tube
(62), described heat exchanger tube (62) is positioned at housing (61), and described vaporizer (5) is hydrophilic evaporator fin, described compressor (1)
Air vent be connected with the coolant import of heat exchanger (2), the import of the refrigerant exit of described heat exchanger (2) and heat exchanger tube (62) is even
The pipeline connect and connect is provided with cross valve (3), and the outlet of described heat exchanger tube (62) is connected with the import of reducer (4), described
The outlet of reducer (4) is connected with the import of vaporizer (5), and described vaporizer (5) is connected with cross valve (3), described cross valve
(3) it is sequentially provided with gas-liquid separator (8) and device for drying and filtering on the pipeline that the gas returning port with compressor (1) is connected and connects
(9), described gas-liquid separator (8) bottom is provided with tapping valve (81).
A kind of net for air-source heat pump units for vegetables and fruits booth the most according to claim 1, it is characterised in that: described evaporation
The top of device (5) is provided with radiator, and described radiator includes motor (71) and fan blade (72), and described fan blade (72) is arranged on motor
(71) outfan.
A kind of net for air-source heat pump units for vegetables and fruits booth the most according to claim 1 and 2, it is characterised in that: described
Heat exchanger tube (62) in the shape of a spiral and is fin heat exchange pipe.
A kind of net for air-source heat pump units for vegetables and fruits booth the most according to claim 3, it is characterised in that: described housing
(61) outside is provided with heat-insulation layer (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725943.5U CN205783959U (en) | 2016-07-11 | 2016-07-11 | A kind of net for air-source heat pump units for vegetables and fruits booth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620725943.5U CN205783959U (en) | 2016-07-11 | 2016-07-11 | A kind of net for air-source heat pump units for vegetables and fruits booth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205783959U true CN205783959U (en) | 2016-12-07 |
Family
ID=58124722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620725943.5U Expired - Fee Related CN205783959U (en) | 2016-07-11 | 2016-07-11 | A kind of net for air-source heat pump units for vegetables and fruits booth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205783959U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142190A (en) * | 2017-07-20 | 2017-09-08 | 四川大普节能科技有限公司 | Air energy brewing system |
| CN108518893A (en) * | 2018-05-09 | 2018-09-11 | 天津商业大学 | A kind of heat pump system based on micropore injecting type evaporator |
| CN109328754A (en) * | 2018-09-07 | 2019-02-15 | 广东聚腾环保设备有限公司 | A kind of air heat source and thermal pump Greenhouse System |
| CN109588165A (en) * | 2018-12-24 | 2019-04-09 | 青岛经济技术开发区海尔热水器有限公司 | A kind of thermoregulating system and its control method of nursery greenhouse |
-
2016
- 2016-07-11 CN CN201620725943.5U patent/CN205783959U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142190A (en) * | 2017-07-20 | 2017-09-08 | 四川大普节能科技有限公司 | Air energy brewing system |
| CN108518893A (en) * | 2018-05-09 | 2018-09-11 | 天津商业大学 | A kind of heat pump system based on micropore injecting type evaporator |
| CN109328754A (en) * | 2018-09-07 | 2019-02-15 | 广东聚腾环保设备有限公司 | A kind of air heat source and thermal pump Greenhouse System |
| CN109588165A (en) * | 2018-12-24 | 2019-04-09 | 青岛经济技术开发区海尔热水器有限公司 | A kind of thermoregulating system and its control method of nursery greenhouse |
| CN109588165B (en) * | 2018-12-24 | 2022-12-13 | 青岛经济技术开发区海尔热水器有限公司 | Temperature adjusting system of nursery greenhouse and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190711 |