CN103476231B - Air-conditioning - Google Patents
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- CN103476231B CN103476231B CN201310456223.4A CN201310456223A CN103476231B CN 103476231 B CN103476231 B CN 103476231B CN 201310456223 A CN201310456223 A CN 201310456223A CN 103476231 B CN103476231 B CN 103476231B
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Abstract
The present invention discloses a kind of air-conditioning, comprise: rack and air-conditioner set, described rack comprises at least one battery limits and is at least onely positioned at the unit district of side, battery limits for the unit that installs an air-conditioner, described air-conditioner set is placed in described unit district at least partly, the rear side in described battery limits and described unit district and front side are respectively arranged with rack front side board and rack back side panel, dismountable rack dividing plate is provided with between described battery limits and described unit district, described air-conditioner set comprises blower fan, heat exchanger, the side of described heat exchanger is located at by described blower fan, on described dividing plate, rack return air inlet is offered in the position of corresponding described heat exchanger, described rack front side board or described rack dividing plate offer rack air inlet.Air-conditioner set is built in rack, and air-conditioner set directly freezes to server apparatus, is improved in refrigerating efficiency relative to traditional cabinet air conditioner, offers convenience to installation and service work, can reduce construction cost and material cost.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to a kind of server in machine room air-conditioning.
Background technology
The cybertimes that modern data is concentrated greatly, the miniaturization of computer, rack, the slimming of server, blade.Their feature is that volume is more and more less, but electronic power density is but in continuous increase.Under these conditions, the refrigerating system in machine room subjects increasing test.
Cabinet air conditioner designs, as solved the heat dissipation problems such as outdoor communication cabinet, Wireless outdoor cabinet base station, storage battery cabinet for communication field application specially.Be mainly used in taking away electric component and consume the heat that electric energy sends, for all kinds of interior of equipment cabinet provides desirable humiture environment, isolate the dust in external environment, corrosive gas simultaneously, extended the useful life of electric component, improve machine system operational reliability.Product is applicable to electric control box, communication, communication equipment, data processing case and heavy motor device control cabinet etc.
Traditional cabinet air conditioner is actual is air conditioner in machine room, and it is suitable by regulating machine room bulk temperature to carry out Deterministic service device equipment operating environment temperature.But air conditioner in machine room generally places the position away from server cabinet, is blown by air supply duct, air-supply static pressure is high, and the power consumption of blower fan is high; In addition, because air conditioner in machine room regulates machine room bulk temperature, but heat the largest source system server cabinet, so in order to ensure the ambient temperature that rack server equipment runs, need the bulk temperature of machine room to regulate very low, so, the utilance of air-conditioning is reduced.
Also there is a kind of cabinet air conditioner in prior art, air-conditioner set is arranged between adjacent server by it.Such as, Chinese patent literature CN102681637A open a kind of " extensive heating server cooling machine cabinet refrigerating system ", as shown in Figure 1, it comprises server cabinet 100 and refrigerating units 200, described refrigerating units 200 is arranged between adjacent two-server rack 100, and described refrigerating units 200 comprises heat exchanger 201 and is arranged on the axial flow blower 202 of heat exchanger side.This kind of way is generally implement after server cabinet installation, because rack position is fixed, therefore has limitation when dismounting air-conditioner set, makes troubles to air-conditioning equipment installation and service work; In addition, although above-mentioned cabinet air conditioner is disembarked, cabinet is nearer, but still need the heat cold wind of air-conditioner set or rack given out to adopt the materials such as glass plate to be closed and form cold passage or the passage of heat, the mode that this cold passage or the passage of heat are closed needs additionally to increase material cost, the bulk temperature of machine room is also easily affected, need to adopt air-conditioning to lower the temperature to machine room toward contact, the bulk temperature of guarantee machine room is suitable.
To sum up, the cabinet air conditioner of prior art exists that air-conditioner set utilance is low, air-conditioner set dismounting inconvenience, high in cost of production defect, need badly and propose a kind ofly to be applicable to server in machine room cabinet air conditioner, to solve above-mentioned technical problem.
Summary of the invention
One object of the present invention is to propose a kind of air-conditioning, and it is high to server in machine room refrigerating efficiency.
Another object of the present invention is to propose a kind of air-conditioning, and it has the advantage of easy accessibility.
Another object of the present invention is to propose a kind of air-conditioning, and it has the low advantage of cost.
For reaching this object, the present invention by the following technical solutions:
A kind of air-conditioning, comprise: rack and air-conditioner set, described rack comprises at least one battery limits and is at least onely positioned at the unit district of side, battery limits for the unit that installs an air-conditioner, described air-conditioner set is placed in described unit district at least partly, the rear side in described battery limits and described unit district and front side are respectively arranged with rack front side board and rack back side panel, dismountable rack dividing plate is provided with between described battery limits and described unit district, described air-conditioner set comprises blower fan, heat exchanger, the side of described heat exchanger is located at by described blower fan, on described dividing plate, rack return air inlet is offered in the position of corresponding described heat exchanger, described rack front side board or described rack dividing plate offer rack air inlet.
As a kind of preferred version, described air-conditioner set comprises a unit box body, before being divided into by a box partition in described unit box body, rear two chambers, described assembling is positioned at front chamber on described box partition, described heat exchanger is installed on described blower fan side and is positioned at rear chamber, unit blasting air mouth is offered in the position of the front panel of described unit box body and/or wainscot and/or left wallboard and/or the corresponding described blower fan of right wallboard, unit return air inlet is offered in the position of the squab panel of described unit box body and/or wainscot and/or left wallboard and/or the corresponding described heat exchanger of right wallboard.
As a kind of preferred version, described unit blasting air mouth place arranges the first temperature sensor for detecting wind pushing temperature, described rack air inlet arranges the second temperature sensor for detecting the inlet temperature entering described battery limits, and described first temperature sensor is all connected with the air-conditioner set control box be arranged in described rack with described second temperature sensor.
As a kind of preferred version, described rack return air inlet place or described unit return air inlet place arrange the three-temperature sensor for detecting return air temperature, and described three-temperature sensor is connected with the air-conditioner set control box be arranged in described rack.
Especially, described heat exchanger spatially diagonal be arranged in described rear chamber.
Especially, described heat exchanger has two groups, a wherein end of heat exchanger described in two groups is set in distance, the other end is arranged in contact, to make two groups of heat exchangers entirety in " V " type structural configuration in described rear chamber, and the one end of being somebody's turn to do " V " type structure is placed in the top of described rear chamber, the other end is placed in the bottom of described rear chamber.
Especially, described blower fan has two or more, and in the vertical direction is cascading.
As a kind of preferred version, described air-conditioner set control box is located in described unit district, and described air-conditioner set control box is connected by the jockey with multiple-contact connectors with between described air-conditioner set.
Especially, described heat exchanger comprises heat exchanger tube and is located at the radiating fin outside described heat exchanger tube, and described heat exchanger tube adopts copper tube, and passes to chilled water or cold-producing medium.
As a kind of preferred version, one end that described air-conditioner set arranges heat exchanger is located in described unit district, and one end that described air-conditioner set arranges blower fan is located at outside described unit district.
Contrast prior art, beneficial effect of the present invention is: the present invention adopts air-conditioner set to be built in rack, and air-conditioner set directly freezes to equipment, is improved in refrigerating efficiency relative to traditional cabinet air conditioner; The present invention is by being directly arranged at air-conditioner set in rack, and to be arranged between rack by air-conditioner set relative to traditional cabinet air conditioner and to be promoted in operability, dismounting is convenient, reduces construction cost and material cost.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of a kind of extensive heating server cooling machine cabinet refrigerating system of prior art.
Fig. 2 is the structural representation of the air-conditioning described in embodiment.
Fig. 3 is the schematic top plan view of the air-conditioning described in embodiment.
Fig. 4 is the schematic top plan view of the another kind of structure of air-conditioning of the present invention.
Fig. 5 is the structural representation of the air-conditioner set described in embodiment.
Fig. 6 is the exploded view of the air-conditioner set shown in Fig. 5.
Fig. 7 is the structural representation of single blower fan air-conditioner set of the present invention.
Fig. 8 is the structural representation of four fan device air-conditioner set of the present invention.
The heat exchanger structure schematic diagram that Fig. 9 is the air-conditioner set described in embodiment.
Figure 10 is the another kind of structural representation of the heat exchanger of air-conditioner set of the present invention.
In figure:
100, server cabinet; 200, refrigerating units; 201, heat exchanger; 202, axial flow blower;
1, rack; 11, unit district; 12, battery limits; 111, rack front side board; 112, rack back side panel; 113, rack dividing plate; 114, rack return air inlet; 115, rack air inlet;
2, air-conditioner set; 21, blower fan; 22, heat exchanger; 23, unit box body; 230, box partition; 231, front chamber; 232, rear chamber; 233, unit blasting air mouth; 234, unit return air inlet.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
Air-conditioning of the present invention, comprise: rack and air-conditioner set, air-conditioner set is placed in described rack at least partly, air-conditioner set is built in rack, air-conditioner set directly freezes to server apparatus, be improved in refrigerating efficiency relative to traditional air-conditioning, offer convenience to installation and service work, construction cost and material cost can be reduced.
Fig. 2 illustrates the structure of a kind of air-conditioning of the present invention, and in the present embodiment, air-conditioning comprises: rack 1 and air-conditioner set 2, and air-conditioner set 2 part is placed in rack 1, and another part is placed in outside rack 1.Those skilled in the art easily associate: air-conditioner set all can also be placed in rack.
Air-conditioning according to Fig. 2, more specifically scheme refers to Fig. 3, rack 1 comprises: a unit district 11 and four battery limits 12 laying respectively at both sides, unit district, unit district 11 is for the unit that installs an air-conditioner, and battery limits 12 are for build-in services device equipment.
Rear side and the front side in battery limits 12 and unit district 11 are respectively arranged with rack front side board 111 and rack back side panel 112, are provided with dismountable rack dividing plate 113 between battery limits 12 and unit district 11.
Air-conditioner set 2 comprises blower fan 21, heat exchanger 22, and the side of heat exchanger 22 is located at by blower fan 21, is positioned at the front end of air-conditioner set 2, and this end is placed in outside unit district 11, and the end that air-conditioner set 2 is provided with heat exchanger is placed in unit district 11.On rack dividing plate 113, rack return air inlet 114 is offered in the position of corresponding heat exchanger, offers rack air inlet 115 at rack front side board 111.The mode of offering in air port can form lattice structure for offering multiple nibs on rack dividing plate or rack front side board, also directly can form larger-size opening etc. by cutting sheet material.
The technical scheme that those skilled in the art are easily known refers to Fig. 4, is with the difference of the air-conditioning shown in Fig. 3, and the air-conditioner set 2 of this programme is all placed in unit district 11.Rack return air inlet is still opened in the position corresponding with heat exchanger 22, rack dividing plate 113 rear end, and rack air inlet 115 is opened in the position corresponding with blower fan 21, rack dividing plate 113 front end.
Two kinds of above-mentioned air-conditionings be all utilize the structure of rack itself and air-conditioner set to be formed to give, return air channel, need additionally to arrange passage relative to traditional air-conditioning, the solution of the present invention is implemented more convenient, cost and is minimized.
Fig. 5, 6 structures that a kind of air-conditioner set of the present invention is shown, in the present embodiment, air-conditioner set comprises a unit box body 23, before being divided into by a box partition 230 in unit box body 23, rear chamber 231, 232, blower fan 21 is installed on box partition 230 and is positioned at front chamber 231, heat exchanger 22 is installed on blower fan side and is positioned at rear chamber 232, the front panel of unit box body 23, wainscot, unit blasting air mouth 233 is offered in the position of left wallboard and the corresponding blower fan of right wallboard, the squab panel of unit box body 23, unit return air inlet 234 is offered in the position of the corresponding heat exchanger of right wallboard.The quantity of unit blasting air mouth 233 and unit return air inlet 234, position and version all can adjust according to actual needs, and such as, the unit blasting air mouth in illustrated scheme adopts air-supply lattice structure, and unit return air inlet adopts in sheet material upper shed structure.
Air-conditioner set of the present invention can adopt single blower fan structure (see Fig. 7), two fans structure or four fan device structure (see Fig. 8) etc. according to actual needs.If adopt two or more blower fan structure, these blower fan in the vertical directions are cascading.The size of two single blower fan structure superpositions is identical with two fans structure, and size and the four fan device of two two fans folded structures are measure-alike, so, are convenient to the expansion carrying out unit according to actual needs.
Heat exchanger of the present invention preferably includes heat exchanger tube and is located at the radiating fin outside heat exchanger tube, and described heat exchanger tube adopts copper tube.The heat exchanger of air-conditioner set can adopt chilled water system or refrigerant system.If adopt chilled water system that two-port valve or triple valve can be adopted to control chilled-water flow; If adopt refrigerant system that capillary or expansion valve can be adopted to control refrigerant flow.
Heat exchanger can adopt one group or more than two.Fig. 9 illustrates a kind of heat exchanger arrangement form of the present invention, in the present embodiment, the quantity of heat exchanger 22 is one group, and one end of heat exchanger 22 is placed in the top of the rear side left of rear chamber 232, the other end is placed in the bottom of right, front side, and entirety spatially diagonal is arranged in rear chamber.Corresponding with heat exchanger, offer unit return air inlet 234 at the squab panel of unit box body 23, right wallboard, carry out return air by the trailing flank of unit and right flank.If one end of heat exchanger to be placed in the top of the rear side right of rear chamber, the other end is placed in the bottom of left, front side, entirety spatially diagonal is arranged in rear chamber, then unit return air inlet offered by the corresponding squab panel at unit box body, left wallboard, carries out return air by the trailing flank of unit and left surface.As can be seen here, the direction of the air return method more inclination of heat exchanger is relevant.In addition, as required return air inlet can also be set in the top walls panels of unit box body, to increase return air area.
Figure 10 illustrates another kind of heat exchanger arrangement form of the present invention, the quantity of this heat exchanger is two groups, a wherein end of two groups of heat exchangers 22 is set in distance, the other end is arranged in contact, to make two groups of heat exchangers entirety in " V " type structural configuration in rear chamber 232, and the one end of being somebody's turn to do " V " type structure is placed in the top of rear chamber 232, the other end is placed in the bottom of rear chamber 232.Corresponding with heat exchanger, offer unit return air inlet 234 at the squab panel of unit box body 23, right wallboard, left wallboard, carry out return air by the trailing flank of unit, right flank and left surface.In addition, as required return air inlet can also be set in the top walls panels of unit box body, to increase return air area.
Composition graphs 3 illustrates the air-conditioning course of work of the present embodiment: the thermal current that battery limits server gives out is successively through rack return air inlet, unit return air inlet and being sucked by the blower fan in unit district, air-flow carries out heat exchange through heat exchanger and forms cold airflow, flow through blower fan by unit blasting air mouth two Lateral supply to the left and right, air-flow forms wind screen before battery limits, be positioned at the rack air inlet inhalation device district of radiator fan on rack front side board of battery limits, server apparatus in battery limits is dispelled the heat, the thermal current that then temperature raises is sucked by the blower fan in unit district again, so circulate successively.
In order to better regulate and control the work of unit, arrange air-conditioner set control box in unit district, air-conditioner set control box is connected by the jockey with multiple-contact connectors with between air-conditioner set.
The first temperature sensor for detecting wind pushing temperature is set at unit blasting air mouth place, rack air inlet arranges the second transducer of the inlet temperature for detecting access arrangement district, and the first temperature sensor is all connected with air-conditioner set control box with the second temperature sensor.Arrange the three-temperature sensor for detecting return air temperature at rack return air inlet place or unit return air inlet place, three-temperature sensor is connected with air-conditioner set control box.The consume of the known cold wind of temperature in course of conveying that the temperature detected according to the first temperature sensor and the second temperature sensor detect, if consume is comparatively large, then air-conditioner set control box regulates chilled-water flow and rotation speed of fan.Detect return air temperature according to three-temperature sensor, the temperature environment situation in arrangement known district, regulate chilled-water flow and rotation speed of fan by air-conditioner set control box according to need.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (8)
1. an air-conditioning, it is characterized in that, comprise: rack and air-conditioner set, described rack comprises at least one battery limits and is at least onely positioned at the unit district of side, battery limits for the unit that installs an air-conditioner, described air-conditioner set is placed in described unit district at least partly, the rear side in described battery limits and described unit district and front side are respectively arranged with rack front side board and rack back side panel, dismountable rack dividing plate is provided with between described battery limits and described unit district, described air-conditioner set comprises blower fan, heat exchanger, the side of described heat exchanger is located at by described blower fan, on described dividing plate, rack return air inlet is offered in the position of corresponding described heat exchanger, described rack front side board or described rack dividing plate offer rack air inlet,
Described air-conditioner set comprises a unit box body, forward and backward two chambers are divided into by a box partition in described unit box body, described assembling is positioned at front chamber on described box partition, described heat exchanger is installed on described blower fan side and is positioned at rear chamber, unit blasting air mouth is offered in the position of the front panel of described unit box body and/or wainscot and/or left wallboard and/or the corresponding described blower fan of right wallboard, and unit return air inlet is offered in the position of the squab panel of described unit box body and/or wainscot and/or left wallboard and/or the corresponding described heat exchanger of right wallboard;
Described unit blasting air mouth place arranges the first temperature sensor for detecting wind pushing temperature, described rack air inlet arranges the second temperature sensor for detecting the inlet temperature entering described battery limits, and described first temperature sensor is all connected with the air-conditioner set control box be arranged in described rack with described second temperature sensor.
2. air-conditioning according to claim 1, it is characterized in that, described rack return air inlet place or described unit return air inlet place arrange the three-temperature sensor for detecting return air temperature, and described three-temperature sensor is connected with the air-conditioner set control box be arranged in described rack.
3. air-conditioning according to claim 1 and 2, is characterized in that, described heat exchanger spatially diagonal is arranged in described rear chamber.
4. air-conditioning according to claim 1 and 2, it is characterized in that, described heat exchanger has two groups, a wherein end of heat exchanger described in two groups is set in distance, the other end is arranged in contact, to make two groups of heat exchanger entirety in " V " type structural configuration in described rear chamber, and the one end of being somebody's turn to do " V " type structure is placed in the top of described rear chamber, and the other end is placed in the bottom of described rear chamber.
5. air-conditioning according to claim 1 and 2, is characterized in that, described blower fan has two or more, and in the vertical direction is cascading.
6. air-conditioning according to claim 1 and 2, is characterized in that, described air-conditioner set control box is located in described unit district, and described air-conditioner set control box is connected by the jockey with multiple-contact connectors with between described air-conditioner set.
7. air-conditioning according to claim 1 and 2, is characterized in that, described heat exchanger comprises heat exchanger tube and is located at the radiating fin outside described heat exchanger tube, and described heat exchanger tube adopts copper tube, and passes to chilled water or cold-producing medium.
8. air-conditioning according to claim 1 and 2, is characterized in that, one end that described air-conditioner set arranges heat exchanger is located in described unit district, and one end that described air-conditioner set arranges blower fan is located at outside described unit district.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310456223.4A CN103476231B (en) | 2013-09-29 | 2013-09-29 | Air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310456223.4A CN103476231B (en) | 2013-09-29 | 2013-09-29 | Air-conditioning |
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| CN103476231A CN103476231A (en) | 2013-12-25 |
| CN103476231B true CN103476231B (en) | 2016-04-06 |
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| CN201310456223.4A Active CN103476231B (en) | 2013-09-29 | 2013-09-29 | Air-conditioning |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105324007A (en) * | 2014-08-04 | 2016-02-10 | 艾默生网络能源有限公司 | Outdoor machine cabinet |
| CN104703450A (en) * | 2015-03-31 | 2015-06-10 | 广东申菱空调设备有限公司 | Server cabinet cooling system with combined inter-row air-conditioner and liquid cooling device |
| CN105465896A (en) * | 2016-01-13 | 2016-04-06 | 珠海格力电器股份有限公司 | Between-row air-conditioner |
| CN108006922A (en) * | 2017-10-23 | 2018-05-08 | 珠海格力电器股份有限公司 | The control method and air-conditioning system of air-conditioning system |
| CN113438871B (en) * | 2021-07-02 | 2022-08-02 | 成都前宏通讯有限责任公司 | Machine room and machine room temperature control method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201536121U (en) * | 2009-09-24 | 2010-07-28 | 福州广为通讯技术有限公司 | Accumulator cooling cabinet of compressor refrigeration |
| CN102252379A (en) * | 2010-05-21 | 2011-11-23 | 南通华信中央空调有限公司 | Integrated purification air conditioning unit for processing and mixing fresh air |
| CN102984924A (en) * | 2012-11-26 | 2013-03-20 | 北京德能恒信科技有限公司 | Data center cooling solution |
| CN203467116U (en) * | 2013-09-29 | 2014-03-05 | 广东欧科空调制冷有限公司 | Cabinet air-conditioning system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007034360C5 (en) * | 2007-07-24 | 2014-06-18 | Fette Compacting Gmbh | Cooling system for a rotary tablet press |
-
2013
- 2013-09-29 CN CN201310456223.4A patent/CN103476231B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201536121U (en) * | 2009-09-24 | 2010-07-28 | 福州广为通讯技术有限公司 | Accumulator cooling cabinet of compressor refrigeration |
| CN102252379A (en) * | 2010-05-21 | 2011-11-23 | 南通华信中央空调有限公司 | Integrated purification air conditioning unit for processing and mixing fresh air |
| CN102984924A (en) * | 2012-11-26 | 2013-03-20 | 北京德能恒信科技有限公司 | Data center cooling solution |
| CN203467116U (en) * | 2013-09-29 | 2014-03-05 | 广东欧科空调制冷有限公司 | Cabinet air-conditioning system |
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