CN105352080A - Combined type double-cold-source refrigerating system - Google Patents
Combined type double-cold-source refrigerating system Download PDFInfo
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- CN105352080A CN105352080A CN201510854660.0A CN201510854660A CN105352080A CN 105352080 A CN105352080 A CN 105352080A CN 201510854660 A CN201510854660 A CN 201510854660A CN 105352080 A CN105352080 A CN 105352080A
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- cold source
- combined type
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- refrigerating system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Energy (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a combined type double-cold-source refrigerating system which comprises a cold source unit, a condensation unit, and a draught fan unit, wherein the cold source unit comprises a lower shell provided with an accommodating cavity, as well as a Freon cold source, a compressor, an evaporator and an expansion valve which are arranged in the lower shell and are sequentially connected through a first pipeline, and a glycol cold source connected with a second pipeline; the condensation unit is used for refrigeration and comprises a middle shell; the middle shell is matched with the lower shell, is arranged above the lower shell, and is provided with an accommodating space; a water collecting disc is further arranged between the condensation unit and the cold source unit; the draught fan unit is used for induced draft and air supply; the cold source unit, the condensation unit, and the draught fan unit are sequentially assembled from the bottom up to form an integrated structure; hot air flow enters the combined type double-cold-source refrigerating system from an air inlet in one side of the lower shell, exchanges heat via the condensation unit from the bottom up through the draught fan unit to form cold air flow, and is blown off from the upper part of an upper shell.
Description
Technical field
The present invention relates to a kind of refrigerating plant.More particularly, the present invention relates to the two cold source refrigerating system of a kind of combined type.
Background technology
Society, the situation is tense in energy shortage by whole society's common concern, and the appearance of energy-saving and emission-reduction measure is too impatient to wait.In recent years, communications industry development rapidly, has become energy consumption rich and influential family, and the annual total power consumption of several large common carrier reaches more than 20,000,000,000 degree.Wherein, the power consumption of communication exchange equipment and special air conditioning for device room accounts for 90%.Along with the development of communications industry, the quantity of mobile communication base station is also in increase, and base station machine room total power consumption is increasing, reduces air conditioner in machine room power consumption, reduces electric cost expenditure, and having become mobile communication carrier needs the urgent problem solved.
The general area of base station machine room is less, and space is relatively airtight, and in machine room, communication exchange equipment caloric value is comparatively large, and in base station machine room, sensible heat ratio is very high, generally needs year round cooling.China and even world's most area in the winter time with conditioning in Transition Season even period morning and evening in summer, outdoor temperature is lower than the temperature required in base station machine room, the new wind of suitable introducing just can replace conventional compression mechanical refrigeration to room air cooling, thus greatly saves air conditioner in machine room power consumption.For computer floor and data center this kind of the whole year need refrigeration Code in Hazardous Special Locations, how to make handpiece Water Chilling Units ensure whole year operation and more energy-conservation wait research.And the usual volume of this type of energy-saving equipment is comparatively large, is unfavorable for transport and installs.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide the two cold source refrigerating system of a kind of combined type, this Air conditioner cabinet is three stage structure, every section can first independently be assembled, finally assembled as a whole by each section again, and this design solves large-scale transport of refrigerating equipment and installs the problem of inconvenience.
A further object of the invention utilizes freon and ethylene glycol as two low-temperature receiver, when outdoor temperature is higher, enables freon refrigeration; When outdoor temperature is lower than-6 DEG C, ethylene glycol is adopted to freeze to room air as refrigerating medium.
A further object of the invention is by arranging humidification component on refrigerating plant, makes refrigerating plant in operation simultaneously, plays the effect of air wetting.
In order to realize according to these objects of the present invention and other advantage, provide the two cold source refrigerating system of a kind of combined type, it comprises:
Low-temperature receiver unit, it comprise have hold cavity lower house, be located in described lower house the freon low-temperature receiver, compressor, evaporimeter and the expansion valve that are connected successively by the first pipeline, and connect the ethylene glycol low-temperature receiver of the second pipeline, eth.glycol enters in described second pipeline from described ethylene glycol low-temperature receiver and circulates, and freon enters in described first pipeline from described freon low-temperature receiver and circulates;
Condensing unit, it plays refrigeration, described condensing unit comprise mate with described lower house be arranged at the middle shell with spatial accommodation above described lower house, be contained in described middle shell and the first heat exchange coil be connected with described first pipeline, and to be contained in described middle shell and the second heat exchange coil be connected with described second pipeline, be also provided with water accumulating disc between described condensing unit and described low-temperature receiver unit; And,
Fan unit, it plays air draught air-supply effect, and described fan unit comprises coupling and is located at the upper shell and the blower fan that is contained in described upper shell that having above described middle shell hold cavity;
Wherein, described low-temperature receiver unit, described condensing unit and described fan unit are by by described lower house, described middle shell and described upper shell assembled formation integral structure successively from bottom to top; Thermal current enters the two cold source refrigerating system of described combined type from the air inlet of described lower house side, by described fan unit effect, carries out forming cold airflow after exchange heat from bottom to top through described condensing unit, from described upper shell upper opening blowout.
Preferably, the two cold source refrigerating system of described combined type, wherein, described first pipeline comprises two and draws from two compressors respectively and be communicated to the pipe of described evaporimeter.For meeting the requirement of the larger places of heat exchange power such as machine room for refrigeration system, being provided with two compressors in described low-temperature receiver unit, effectively can reducing compressor load, improve system service life.
Preferably, the two cold source refrigerating system of described combined type, wherein, described condensing unit is the v-shaped structure that two heat exchanger plates are overlapped to form, and is located in the plate body forming v-shaped structure in described first heat exchange coil is equal with described second heat exchange coil.
Preferably, the two cold source refrigerating system of described combined type, wherein, described first pipeline and described first heat exchange coil junction are the first junction, described second pipeline and described second heat exchange coil junction are the second junction, and described first junction and described second junction lay respectively at the V-shaped port, both sides of described condensing unit.
Preferably, the two cold source refrigerating system of described combined type, wherein, the described V-shaped port transverse strands of side is provided with a water pipe, and described water pipe centre offers water jet.Water jet can be used for adding wet process to air in refrigeration system by discontinuity ejection steam.
Preferably, the two cold source refrigerating system of described combined type, wherein, erection has the heat exchanger plates edge of the described V-shaped port side of water pipe to be sticked sponge.Steam and the hot-air of the ejection of the blowing mouth of a river meet by thermally liquefy, flow into downwards in water accumulating disc along sponge.
Preferably, the two cold source refrigerating system of described combined type, wherein, described water accumulating disc is also connected with water replanishing device and blowdown apparatus, and described water replanishing device is connected with described water pipe.Described water replanishing device is used for supplying water to water pipe, and described blowdown apparatus is used for the sewage in water accumulating disc to discharge.
Preferably, the two cold source refrigerating system of described combined type, wherein, described upper shell is drawing and pulling type structure.This structure is convenient to the timely replacing of this consumable accessory of blower fan.
Preferably, the two cold source refrigerating system of described combined type, wherein, described low-temperature receiver unit, described condensing unit and described fan unit are electrically connected with control system respectively.
Preferably, the two cold source refrigerating system of described combined type, wherein, described middle shell outer wall is also provided with touch screen.
The present invention at least comprises following beneficial effect: structure is simple, attaching is convenient, is spliced to form integrative-structure by each parts; Do not have outer machine, in reduction use procedure, external environment is to the destructiveness of equipment; When outdoor temperature is lower than-6 DEG C, adopts ethylene glycol to freeze to room air as refrigerating medium, switch simple, reduce compressor operating intensity, be conducive to improving device service life; By drawing and pulling type structural design, realize the quick-replaceable of blower fan.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the two cold source refrigerating system internal structure schematic diagram of combined type of the present invention;
Fig. 2 is the two cold source refrigerating system side structure schematic diagram one of combined type of the present invention;
Fig. 3 is the two cold source refrigerating system side structure schematic diagram two of combined type of the present invention;
Fig. 4 is overall structure schematic diagram three of the present invention;
Fig. 5 is the two cold source refrigerating system fan unit structural representation of combined type of the present invention;
Fig. 6 is that the two cold source refrigerating system touch screen of combined type of the present invention arranges schematic diagram;
Compressor-102; Evaporimeter-103; Expansion valve-104; First pipeline-105; Second pipeline-106; Condensing unit-200; Water pipe-201; Water accumulating disc-202; Blower fan-301.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
As shown in the figure, the invention provides the two cold source refrigerating system of a kind of combined type, it comprises:
Low-temperature receiver unit, it comprise have hold cavity lower house, be located in described lower house the freon low-temperature receiver, compressor 102, evaporimeter 103 and the expansion valve 104 that are connected successively by the first pipeline 105, and connect the ethylene glycol low-temperature receiver of the second pipeline 106, eth.glycol enters in described second pipeline 106 from described ethylene glycol low-temperature receiver and circulates, and freon enters in described first pipeline 105 from described freon low-temperature receiver and circulates;
Condensing unit 200, it plays refrigeration, described condensing unit 200 comprise mate with described lower house be arranged at the middle shell with spatial accommodation above described lower house, be contained in described middle shell and the first heat exchange coil be connected with described first pipeline 105, and to be contained in described middle shell and the second heat exchange coil be connected with described second pipeline 106, be also provided with water accumulating disc 202 between described condensing unit 200 and described low-temperature receiver unit; And,
Fan unit, it plays air draught air-supply effect, and described fan unit comprises coupling and is located at the upper shell and the blower fan 301 that is contained in described upper shell that having above described middle shell hold cavity;
Wherein, described low-temperature receiver unit, described condensing unit 200 and described fan unit are by by described lower house, described middle shell and described upper shell assembled formation integral structure successively from bottom to top; Thermal current enters the two cold source refrigerating system of described combined type from the air inlet of described lower house side, by described fan unit effect, forms cold airflow from bottom to top after described condensing unit 200 carries out exchange heat, from described upper shell upper opening blowout.
Described first pipeline 105 and described second pipeline 106, all through several times 90 ° bending, form 360 ° of bending structures.Adopt this structure can increase the contact area of pipeline and air, realize the fast cooling of air from bottom to top in flow process.
Described first pipeline 105 comprises two and draws from two compressors 102 respectively and be communicated to the pipe of described evaporimeter 103.
Described condensing unit 200 is the v-shaped structure that two heat exchanger plates are overlapped to form, described first heat exchange coil and described second heat exchange coil all in be located at form v-shaped structure plate body in.
Described first pipeline 105 is the first junction with described first heat exchange coil junction, described second pipeline 106 is the second junction with described second heat exchange coil junction, and described first junction and described second junction lay respectively at the V-shaped port, both sides of described condensing unit 200.
The described V-shaped port transverse strands of side is provided with a water pipe 201, and described water pipe 201 centre offers water jet.
Erection has the heat exchanger plates edge of the described V-shaped port side of water pipe 201 to be sticked sponge.In use procedure, water jet can spray low temperature steam, is liquefied as the globule after part low temperature steam and hot-air meet, and the sponge that the heat exchanger plates edge along described V-shaped port side is sticked flows into downwards in water accumulating disc 202.Wet operations can be realized to air by the setting of water jet and water pipe 201.
Described water accumulating disc is also connected with water replanishing device and blowdown apparatus, and described water replanishing device is connected with described water pipe.Described water replanishing device is used for supplying water to water pipe, and described blowdown apparatus is used for the sewage in water accumulating disc to discharge.Described water replanishing device can be a container being fixedly arranged on water accumulating disc bottom side, described blowdown apparatus is also connected on this container, described upper vessel portion is provided with filter screen and is divided into by container two-layer up and down, sewage from container end opening flows into, after strainer filtering, then flow out to water pipe from the outlet of container lower sidewalls.Outlet and water pipe are coupled together by a feed pipe, this feed pipe is provided with water pump.
Described upper shell is drawing and pulling type structure.This structure is convenient to the timely replacing of this consumable accessory of blower fan 301.
Described low-temperature receiver unit, described condensing unit 200 and described fan unit are electrically connected with control system respectively.
Described middle shell outer wall is also provided with touch screen.As shown in Figure 6.Upper shell, middle shell, lower house can be respectively equipped with capable of opening and closing door, are easy to operation and use, also can establish a monolithic door, door establishes touch screen, be convenient to artificial setup parameter.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. the two cold source refrigerating system of combined type, is characterized in that, comprising:
Low-temperature receiver unit, it comprise have hold cavity lower house, be located in described lower house the freon low-temperature receiver, compressor, evaporimeter and the expansion valve that are connected successively by the first pipeline, and connect the ethylene glycol low-temperature receiver of the second pipeline, eth.glycol enters in described second pipeline from described ethylene glycol low-temperature receiver and circulates, and freon enters in described first pipeline from described freon low-temperature receiver and circulates;
Condensing unit, it plays refrigeration, described condensing unit comprise mate with described lower house be arranged at the middle shell with spatial accommodation above described lower house, be contained in described middle shell and the first heat exchange coil be connected with described first pipeline, and to be contained in described middle shell and the second heat exchange coil be connected with described second pipeline, be also provided with water accumulating disc between described condensing unit and described low-temperature receiver unit; And,
Fan unit, it plays air draught air-supply effect, and described fan unit comprises coupling and is located at the upper shell and the blower fan that is contained in described upper shell that having above described middle shell hold cavity;
Wherein, described low-temperature receiver unit, described condensing unit and described fan unit are by by described lower house, described middle shell and described upper shell assembled formation integral structure successively from bottom to top; Thermal current enters the two cold source refrigerating system of described combined type from the air inlet of described lower house side, by described fan unit effect, carries out forming cold airflow after exchange heat from bottom to top through described condensing unit, from described upper shell upper opening blowout.
2. the two cold source refrigerating system of combined type as claimed in claim 1, it is characterized in that, described first pipeline comprises two and draws from two compressors respectively and be communicated to the pipe of described evaporimeter.
3. the two cold source refrigerating system of combined type as claimed in claim 1, it is characterized in that, described condensing unit is the v-shaped structure that two heat exchanger plates are overlapped to form, and is located in the plate body forming v-shaped structure in described first heat exchange coil is equal with described second heat exchange coil.
4. the two cold source refrigerating system of combined type as claimed in claim 3, it is characterized in that, described first pipeline and described first heat exchange coil junction are the first junction, described second pipeline and described second heat exchange coil junction are the second junction, and described first junction and described second junction lay respectively at the V-shaped port, both sides of described condensing unit.
5. the two cold source refrigerating system of combined type as claimed in claim 4, it is characterized in that, the described V-shaped port transverse strands of side is provided with a water pipe, and described water pipe centre offers water jet.
6. the two cold source refrigerating system of combined type as claimed in claim 5, is characterized in that, erection has the heat exchanger plates edge of the described V-shaped port side of water pipe to be sticked sponge.
7. the two cold source refrigerating system of combined type as claimed in claim 1, it is characterized in that, described water accumulating disc is also connected with water replanishing device and blowdown apparatus, and described water replanishing device is connected with described water pipe.
8. the two cold source refrigerating system of combined type as claimed in claim 1, it is characterized in that, described upper shell is drawing and pulling type structure.
9. the two cold source refrigerating system of combined type as claimed in claim 1, it is characterized in that, described low-temperature receiver unit, described condensing unit and described fan unit are electrically connected with control system respectively.
10. the two cold source refrigerating system of combined type as claimed in claim 1, it is characterized in that, described middle shell outer wall is also provided with touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510854660.0A CN105352080A (en) | 2015-11-30 | 2015-11-30 | Combined type double-cold-source refrigerating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510854660.0A CN105352080A (en) | 2015-11-30 | 2015-11-30 | Combined type double-cold-source refrigerating system |
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| CN105352080A true CN105352080A (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510854660.0A Pending CN105352080A (en) | 2015-11-30 | 2015-11-30 | Combined type double-cold-source refrigerating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108458402A (en) * | 2018-03-16 | 2018-08-28 | 阿尔西制冷工程技术（北京）有限公司 | Unitary air handling unit |
| CN110715464A (en) * | 2019-10-29 | 2020-01-21 | 江苏金荣森制冷科技有限公司 | Air-cooled energy-saving industrial refrigerator |
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Application publication date: 20160224 |