CN206574018U - A kind of low pressure oil way enters oil supply structure - Google Patents

Abstract

The utility model provides a kind of low pressure oil way and enters on oil supply structure, including one to put fuel tank, oil feeding device, above puts fuel tank position higher than oil circuit；Oil feeding device includes in-line, oil-feed tank, enters oil inlet pipe；Fuel tank is put in the connection of oil-feed tank upper end；On put float valve be provided with fuel tank；Fuel tank oil inlet quantity is put in float valve regulation, oil-feed tank side is connected into oil inlet pipe；Enter oil inlet pipe other end connection server shell spray oil circuit；Branched to through oil-feed tank into oil inlet pipe, server enclosure, cool down the server in server enclosure.The utility model solves the difference in height that rack server is brought because being from top to bottom arranged in order, and causes the problem of oil mass distribution of the oily oil circuit of gravity point is inconsistent, controls the oily spray process of cooling liquid state using liquid distributor, reaches more preferably cooling effect.The utility model is ingenious in design, rational in infrastructure, method innovation, breaks through traditional large server type of cooling, at the same it is practical, it is easy to promote.

Description

A kind of low pressure oil way enters oil supply structure

Technical field

The utility model is related to the supply method of cooling medium in cooling system, and in particular to a kind of low pressure oil way oil-feed is supplied To structure.

Background technology

All kinds of servers, rolling reamer machine for being used in data center etc., are driven by big data business and market, and its power is big Amplitude is lifted, density more and more higher of arranging；Accordingly, the heat dissipation problem under high heat flux receives much concern, also as in data Heart construction and its emphasis and technical bottleneck of maintenance work；Directly or indirectly liquid-cooling heat radiation pattern is due to its synthesis heat exchange efficiency It is high, it is considered to be the inexorable trend of data center's radiating；Particularly, in view of thermal source directly contacts heat absorption, the cold comprehensive heat exchange system of liquid Number is high, heat transfer resistances very small advantage, and it is maximally effective radiating mode that direct liquid cooling radiating mode, which is theoretically analyzed,.

Conventional cabinet is mostly by the way of wind-cooling heat dissipating, and refrigerating capacity is limited, if the placement density of equipment increases in rack Plus, the internal temperature of equipment can steeply rise, it is impossible to effective refrigeration.In addition, conventional cabinet is open architecture, IP grades are low, There is local turbulent and radiating dead angle, radiating efficiency is low, high energy consumption.

Prior art is immature, and in engineering application practice, one of cold key link of liquid is liquid-supplying system, how to be carried High feed flow efficiency, is the key for solving engineer applied while reducing the energy consumption of the supply circulatory system.On the one hand, cooling system will Normal work is maintained, liquid-supplying system needs to be equipped with liquid pump offer pump work and standby pressure.In cooling system, pump configuration and pump consumption Most the hardware equipment of system and software control will be occupied, will if the use of the consumption of pump, particularly high-pressure pump can be reduced The comprehensive energy efficiency of such cooling system can be significantly lifted, while reducing engineering cost and O＆M cost.If pump during this Power consumption it is excessive, the total power consumption of cooling system will be increased, so as to reduce cooling system efficiency (COP) and data center is total Body PUE, reduces effects of energy conservation and environmental protection.On the other hand, server in rack generally adds up and put layer by layer from top to bottom.If for There is different degrees of crushing in liquid interface, because liquid supply rate is different, radiating temperature during providing circulation fluid for each stratum server Degree is different, radiating efficiency is different, has a strong impact on the radiating effect of each stratum server.

Utility model content

The purpose of this utility model is that the problem above for overcoming prior art to exist is supplied there is provided a kind of low pressure oil way oil-feed To structure, the oily spray process of control cooling liquid state reaches more preferably cooling effect.

To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：

A kind of low pressure oil way enters on oil supply structure, including one to put fuel tank, oil feeding device, it is described on to put fuel tank position high In oil circuit；Described oil feeding device includes in-line, oil-feed tank, enters oil inlet pipe；Described in described oil-feed tank upper end connection On put fuel tank；Put on described and float valve is provided with fuel tank；Fuel tank oil inlet quantity, described oil-feed tank one are put in described float valve regulation Enter oil inlet pipe described in the connection of side；Described enters oil inlet pipe other end connection server shell spray oil circuit；Pump will cool down hydraulic pressure Oil is pumped on described from main fuel tank and put in fuel tank, is branched to through described oil-feed tank into oil inlet pipe, server enclosure, cold But the server in server enclosure.

Further, the described service tank of described oil feeding device lower end connection；Described service tank with it is described Main fuel tank is connected by return line.

Further, described oil-feed tank is additionally provided with fuel oil feed regulation valve with the described junction for entering oil inlet pipe；Described Enter oil inlet pipe oil inlet quantity described in fuel oil feed regulation valve regulation.

Further, a kind of low pressure oil way, which enters oil supply structure, also includes liquid distributor；Described liquid distributor is provided with including one Drench the bottom plate of oilhole；Spout hole is additionally provided with described bottom plate；Described spout hole is just to server hot zone.

Further, a kind of low pressure oil way, which enters oil supply structure, also includes liquid distributor；On each described server enclosure Side is provided with the liquid distributor described in one；Described liquid distributor includes oil back chamber, spray oil pocket, cloth liquid oil inlet, oil return opening；Described Enter oil inlet pipe to be connected with the cloth liquid oil inlet；Described oil back chamber is located above described spray oil pocket；Described cloth liquid enters Hydraulic fluid port is located at described spray oil intracavitary；Described spray oil pocket bottom surface is provided with the first spray apertures；The first described spray apertures Just to described server；Described oil back chamber accepts the cooling liquid state oil in the server flowed through above the liquid distributor；Institute The cooling liquid state oil that the oil return opening stated is used to discharge in the oil back chamber.

Further, described liquid distributor also includes spout hole；Described spout hole is gone to the bottom located at described spray oil pocket Face；Described spout hole is higher than described spray oil pocket bottom surface；Described oil back chamber is horizontal by an angle.

Further, described server enclosure includes upper lid, casing；The upper lid is fixed on the casing；It is described Upper lid includes cooling liquid inlet pipe, at least one spray pressure chamber, the spray apertures of at least one second, shell of top cover body, the casing bag Include casing housing, coolant outlet；The inner surface of the shell of top cover body is provided with the spray pressure chamber, and the coolant is entered Mouth pipe connects and is equipped with second spray apertures on the spray pressure chamber, each spray pressure chamber；Second spray apertures Just to server euthermic chip region.

Further, runner is provided with described casing, the coolant outlet is communicated with runner；Server enclosure Also include seal, the upper lid is installed by the seal with the box sealing.

Further, a kind of low pressure oil way, which enters oil supply structure, also includes oil-feed switch valve；Described oil-feed switch valve peace It is connected loaded on described server enclosure with described enter oil inlet pipe junction, described liquid distributor with the described oil inlet pipe that enters Place；Described oil-feed switch valve includes switch valve oil inlet, valve element, valve body, switch, flexible oil-out；Described pass valve oil-feed The described oil feeding device of mouth connection；Valve element, described flexible oil-out described in described switch control.

Further, described cooling liquid state is oily for insulation fluid oil, including crude mineral oils, silicone oil, vegetable oil, transformation At least one of oil, conduction oil；There is cooling liquid state oil in described server enclosure；Described cooling liquid state oil takes institute Server enclosure space proportion is stated for 0%-50%.

The beneficial effects of the utility model are as follows:

1. using liquid cold water spray system, the specific heat of cooling liquid state oil is big, and is directly contacted with heater element, heat transfer efficiency It is high；

2. the device is designed using standardized module, use requirement is not only met, moreover it is possible to meet installation, matching requirements. Used in actual in use, all equipment cabinet servers can be met；

3. the device employs standardized module design, for volume production, maintenance has sizable advantage；

4. from macroscopic view, the whole mobility of cooling liquid state oil very well, is entirely to flow from top to down, can met faster Heat transfer；

5. cooling liquid state oil is at flow regime, is not in oil-collecting and forms localized hyperthermia in whole process Phenomenon；

6. in actual heavy construction application, system employs full weight power flow design, and pump need to only draw liquid into height Place, is not only not required to the extra pump work of expenditure to provide the liquid with pressure to the shower nozzle of each server, without in pipeline and Elbow consumes pump work, is so greatly saved pump work, reduces the cost of pump, has not only saved but also economical；

Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below Describe in detail bright as after.Embodiment of the present utility model is shown in detail by following examples and its accompanying drawing.

Brief description of the drawings

Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application, Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper Limit.In the accompanying drawings：

Fig. 1 is that a kind of low pressure oil way of the present utility model enters oil supply structure principle schematic；

Fig. 2 is that another low pressure oil way of the present utility model enters oil supply structure principle schematic；

Fig. 3 is a kind of liquid distributor and server cloth liquid schematic diagram；

Fig. 4 is a kind of liquid distributor planar structure schematic diagram；

Fig. 5 is oil-feed switch valve internal structure schematic diagram of the present utility model；

Fig. 6 is oil-feed switch valve top view of the present utility model；

Fig. 7 is oil distribution device overall schematic；

Fig. 8 is oil distribution device internal structure schematic diagram 1；

Fig. 9 is oil distribution device internal structure top view；

Figure 10 is oil distribution device internal structure schematic diagram 2；

Figure 11 is a point oily cellular construction schematic diagram；

Figure 12 is a point oil conditioner principle schematic；

Figure 13 is relief tube structural representation；

Figure 14 is server subrack structure schematic diagram of the present utility model；

Figure 15 is server subrack schematic internal view 1 of the present utility model；

Figure 16 is server subrack schematic internal view 2 of the present utility model；

Label declaration in figure：Main fuel tank 1, pump 2, radiator 3, separator 4, box body 41, fuel oil feed regulation valve 42, oil-feed valve body 421st, connecting rod 422, floating body 423, point oily oil inlet end 43, point oily unit 44, breather pipe 441, point oily oil outlet end 442, fuel-flow control Device 443, shunting deflector 444, air bubble eliminating device 45, relief tube 46, pressure release oil inlet 461, pressure release oil-out 462, relief hole 463rd, filter 5, oil feeding device 6, liquid distributor 7, oil back chamber 71, spray oil pocket 72, cloth liquid oil inlet 73, oil return opening 74, overflow Hole 75, the first spray apertures 76, oil return apparatus 8, oil-feed tank 9, server enclosure 10, upper lid 101, fastener 102, seal 103, Casing 104, pinboard 105, cooling liquid inlet pipe 106, closed flow 107, spray pressure chamber 108, the second spray apertures 109, on Lid housing 110, jack 111, euthermic chip region 112；Dividing plate 113, casing housing 114, mounting post 115, coolant outlet 116th, enter oil inlet pipe 11, fuel oil feed regulation valve 12, service tank 13, oil-feed switch valve 16, switch valve oil inlet 161, valve element 162, Valve body 163, switch 164, flexible oil-out 165.

Embodiment

Below with reference to the accompanying drawings and in conjunction with the embodiments, the utility model is described in detail.

Shown in reference picture 1-16, a kind of low pressure oil way enters oil supply structure, shown as shown in Figure 1, Figure 2, including oil is put on one Case, oil feeding device 6, it is described on put fuel tank position higher than oil circuit, described oil feeding device 6 include in-line, oil-feed tank 9, Enter oil inlet pipe 11；Fuel tank is put on described in the described upper end of oil-feed tank 9 connection；Put on described and float valve is provided with fuel tank；It is described Float valve regulation on put fuel tank oil inlet quantity, the described side of oil-feed tank 9 connection it is described enter oil inlet pipe 11；Described enters oil inlet pipe 11 other end connection server shells 10 spray oil circuit；Pump, which will cool down hydraulic oil and is pumped into from main fuel tank 1 on described, puts oil In case, branched to through described oil-feed tank 9 into oil inlet pipe 11, server enclosure 10, cool down the server in server enclosure 10. The described service tank 13 of the described lower end of oil feeding device 6 connection；Described service tank 13 is with described main fuel tank 1 by returning Oil pipe line is connected.Described oil-feed tank 9 is additionally provided with fuel oil feed regulation valve 12 with the described junction for entering oil inlet pipe 11；Described enters Oily regulating valve 12, which is adjusted, described enters the oil inlet quantity of oil inlet pipe 11.A kind of low pressure oil way, which enters oil supply structure, also includes liquid distributor 7；Often The top of server enclosure 10 described in one is provided with the liquid distributor 7 described in one.As shown in figure 1, in one embodiment, liquid distributor 7 is wrapped One is included provided with the bottom plate for drenching oilhole；Spout hole 75 is additionally provided with described bottom plate；Described spout hole 5 just generates heat server Area, when server temperature is increased beyond a fixed limit temperature, cooling liquid state oil supply increase there was not spout hole 75, cooling liquid state oil Concentrated by spout hole 75 under being drenched to the main hot zone of server, quickly reduce temperature.

Preferably, as shown in Figure 3, Figure 4, described liquid distributor 7 includes oil back chamber 71, spray oil pocket 72, cloth liquid oil inlet 73rd, oil return opening 74；Described oil back chamber 71 is located at the described top of spray oil pocket 72；Described cloth liquid oil inlet 73 is located at described Spray oil pocket 72 in；The described bottom surface of spray oil pocket 72 is provided with the first spray apertures 76；The first described spray apertures 76 are just right Described server；Described oil back chamber 71 accepts the cooling liquid state oil in the server for flowing through the top of liquid distributor 7；Institute The cooling liquid state oil that the oil return opening 74 stated is used to discharge in the oil back chamber 71.Preferably, described liquid distributor 7 also includes overflow Hole 75；Described spout hole 75 is located at the described bottom surface of spray oil pocket 72；Described spout hole 75 is higher than described spray oil The bottom surface of chamber 72；Described oil back chamber 71 is horizontal by an angle.As shown in Fig. 2 just the returning to oil return apparatus 8 of oil return opening 74 Fuel tank, the cooling liquid state oil flowed back from oil return opening 74 is flowed into main fuel tank 1 by oil return box.Per the corresponding liquid distributor of stratum server 7 are provided with several spout holes 75, and the height of spout hole 75 is higher than oil pouring plate 5-20mm, it is ensured that oil level depth in spray oil pocket 72. When oil inlet quantity, which is more than, drenches oil mass (during such as maintenance single layer of service device), unnecessary oil mass enters server by spout hole 75；Overflow The position of discharge orifice 75 is arranged at the region of heater element Relatively centralized, improves the radiating efficiency of server.

It should be appreciated that liquid distributor 7 is act as the cooling liquid state oil after point oil from separator 4 according to the reality that need to be cooled down Position is handled in actual cloth liquid, and general is separately manufactured by liquid distributor 7 and server enclosure 10, is tied in liquid distributor 7 such as Fig. 3, Fig. 4 Structure is installed on server enclosure 10, and server enclosure 10 is open design.

In another embodiment, it is preferable that as illustrated in figures 14-16, it is one when described server enclosure 10 is embodied Server subrack；From manufacturing process, cloth liquid function or relief function and the server subrack structure of liquid distributor 7 are tied Close；Described server subrack includes upper lid 101, casing 104；The upper lid 101 is fixed on the casing 104；On described Lid 101 includes cooling liquid inlet pipe 106, at least one spray pressure chamber 108, the second spray apertures of at least one 109, shell of top cover body 110, the casing 104 includes casing housing 114, coolant outlet 116；The inner surface of the shell of top cover body 110 is provided with The spray pressure chamber 108, the cooling liquid inlet pipe 106 connects the spray pressure chamber 108, each spray pressure chamber Second spray apertures 109 are equipped with 108；Second spray apertures 109 are just to server euthermic chip region 112.It is preferred that Runner is provided with ground, described casing 104, the coolant outlet 116 is communicated with runner；Server subrack also includes sealing Part 103, the upper lid 101 is sealed by the seal 103 and the casing 104 and installed；The interior table of the casing housing 114 Dividing plate 113 is additionally provided with face；Described runner is located at the described homonymy of dividing plate 113 with server euthermic chip region 112；This reality Example is applied by the way that server is divided into euthermic chip region 112 and non-principal heating region with dividing plate 113 in server subrack, i.e., Flow channel for liquids in server subrack is planned, is further ensured that to concentrate heating region and radiates, improve radiating efficiency.It is excellent Selection of land, as shown in figure 14, the outside of the casing housing 114 can be provided with pinboard 105.The pinboard 105 is provided with various Socket or interface, for connecting storage device and other servers.

Preferably, as shown in figure 15, the upper lid 101 also includes closed flow pipe 107, the cooling liquid inlet pipe 106 The spray pressure chamber 108 is connected by the closed flow pipe 107.The use of the closed flow pipe 107 can ensure described Cooling liquid inlet pipe 106 is preferably connected with the spray pressure chamber 108, can facilitate the spray pressure chamber 108 on described Reasonably arranged on the inner surface of lid housing 110.

Preferably, as illustrated in figures 14-16, the server subrack also includes fastener 102, the shell of top cover body 110 Edge is provided with some jacks 111, and the edge of the seal 103 is provided with some through holes, the through hole and the jack 111 Corresponding, the edge of the casing housing 114 is provided with some mounting posts 115, the mounting post 115 and the jack 111, logical Hole is corresponding；The fastener 102 is engaged with the jack 111, through hole, mounting post 115, the upper lid 101, seal 103 and casing 104 be fixed together by the fastener 102.The fastener can with the pin connection of mounting post 115 or Person is threadedly coupled, and does not interfere with and is closed inside it provided with jack or through hole in the edge of the shell of top cover body, the seal 103 The arrangement of bond structure, and be also convenient for dismantling and install.It is preferred that, the cooling liquid inlet pipe 106 is horizontally placed on described The side of lid housing 110, the coolant outlet 116 is horizontally placed on the side of the casing housing 114, the coolant Inlet tube 106 is located at the top of the coolant outlet 116.The coolant outlet 116 is located at the cooling liquid inlet The lower section of pipe 106, is conducive to coolant to be discharged from top to bottom using the effect of gravity；The cooling liquid inlet pipe 106 is located at institute The top of coolant outlet 116 is stated, coolant, which enters casing, to be hindered by gravity.It is preferred that, it is described in order to ensure The bottom of casing 104 has a small amount of coolant residual quantity, and the coolant outlet 116 is higher than the casing housing 114 Bottom.The coolant residual quantity can be used for making server section immersion, cooling, but the coolant residual quantity should not there be clothes The upper surface of business device, does not interfere with spraying effect.It is preferred that, in order that coolant it is smooth, rapidly from the server subrack Middle outflow, the principle based on gravity has angle between the bottom surface of the inner side of casing housing 114 and horizontal plane.

A kind of gravity spray system, as shown in Figure 1 and Figure 2, including main fuel tank 1, pump 2, radiator 3, data center's cabinet, enters Oily device 6, oil return apparatus 8, cooling liquid state oil；Described main fuel tank 1, pump 2, radiator 3, data center's cabinet pass through oil feeding device 6th, oil return apparatus 8 connects into closed circuit；Described pump 2 pumps out cooling liquid state oil from described main fuel tank 1, by described The heat-shift of radiator 3 is entered in the separator 4 in described data center's cabinet by pipeline；Described separator 4 is located at institute The data center's cabinet top stated；Described 4 points of oil of separator, the server described in the described cloth liquid spraying cooling of liquid distributor 7；It is cold But the cooling liquid state oil for handling completion is back to through described oil return apparatus 8 in described main fuel tank 1.

Preferably, described gravity spray system also includes filter 5, service tank 13；The described access of filter 5 institute In the closed circuit stated；Described oil feeding device 6 includes in-line, oil-feed tank 9, enters oil inlet pipe 11；On described oil-feed tank 9 Hold the separator 4 described in connection, the described service tank 13 of lower end connection；The described oil-feed of the described side of oil-feed tank 9 connection Branch pipe 11；Described enters the connection of the other end of oil inlet pipe 11 described server enclosure 10 or described liquid distributor 7；Described oil-feed Case 9 is additionally provided with fuel oil feed regulation valve 12 with the described junction for entering oil inlet pipe 11；Described oil return apparatus 8 includes oil return box, returned Oil pipe line；Described service tank 13 is connected with described main fuel tank 1 by return line；The oil return opening of described liquid distributor 7 74 connect with described oil return box.As shown in Figure 1 and Figure 2, the position of filter 5 is unrestricted, is placed in before pump 2 or after pump 2 Or be placed in after radiator 3, all should be in protection domain of the present utility model.

As shown in Fig. 2 data center's cabinet includes cabinet body, separator 4, some liquid distributors 7；Described cabinet body bag Include some mounting brackets；Described cabinet body is sequentially installed with some server enclosures 10 from high to low；Outside described server Server is laid in shell 10；Each described top of server enclosure 10 is provided with the liquid distributor 7 described in one；Described separator 4 are installed on all described tops of liquid distributor 7；Described separator 4 is connected with described liquid distributor 7 by oil feeding device 6；It is cold But fluid oil flow to described liquid distributor 7 by described 4 points of oil of separator, and the described spraying cooling fluid oil of liquid distributor 7 is extremely Cooled down on server.General, to ensure rack overall construction intensity, cabinet body is made up of metal material；Special, it is flexible Material can also introduce manufacture cabinet body.

Preferably, as shown in Figure 5, Figure 6, described data center's rack also includes oil-feed switch valve 16；Described oil-feed Switch valve 16 be installed on described server enclosure 10 and the described junction of oil feeding device 6, described liquid distributor 7 with it is described The junction of oil feeding device 6；Described oil-feed switch valve 16 includes switch valve oil inlet 161, valve element 162, valve body 163, switch 164th, stretch oil-out 165；Described pass valve oil inlet 161 connects described oil feeding device 6；The described control of switch 164 institute Valve element 162, the described flexible oil-out 165 stated.Oil-feed switch valve controls the unlatching and pass into the cooling liquid state oil of liquid distributor 7 Close, while realizing the stretching and contraction of flexible oil-out 165；During work, oil-feed switch valve 16 is in open mode, switch valve core 162 have certain distance with fuel feed hole, and the oil-out 165 that now stretches is also at stretching state, cooling liquid state oil through oil inlet 161 with Flexible oil-out 165 is flowed into liquid distributor 7；When server needs to be serviced maintenance, rotary handle switch 164, drive is opened Close valve element 162 to rotate and move to the direction of oil inlet 161, close oil inlet 161, simultaneous retractable oil inlet 165 is withdrawn, confining liquid The body flowing space, it is ensured that liquid body does not influence when server extracts maintenance out.

As is seen in figs 7-10, described separator 4 includes box body 41, at least one point oily oil inlet end 43, some points of oily units 44；The oily unit of described some points is installed in described box body 41；A described point oily unit 44 includes a point oily oil outlet end 442； Cooling liquid state oil enters in described separator 4 from a described point oily oil inlet end 43, is flowed to respectively from a described point oily oil outlet end 442 Cool down branch road.

Preferably, as shown in figs. 10-12, a described point oily unit 44 also includes breather pipe 441, oil regulator 443, divided Flow deflector 444；Described oil regulator 443 is just to described point oily oil outlet end 442, and described oil regulator 443 is controlled The described point oily oil pump capacity of oil outlet end 442 of system；Each described point oily unit 44 is separated into independence by described shunting deflector 444 The oil of flowing divide and led by unit, shunting deflector 444, makes the multiple single passages of form in housing, each passage correspondence One point of hydraulic fluid port, is consistent the oil mass for finally flowing into this point of hydraulic fluid port, makes the oil regulator 443 of each point of oily unit 44 Can each point of independent control oily unit 44 go out oil pressure and oil pump capacity；Described breather pipe 441 and described point oily oil outlet end 442 Connection, oil pressure is gone out for balance point oil oil outlet end 442.Preferably, described oil regulator 443 includes cone, elasticity Part, depression bar；Described depression bar is fixedly installed in the described side of box body 41；Described cone is fixed on described depression bar lower end； Described cone is just to described point oily oil outlet end 442；The described cone of described elastic component regulation and described point oil are fuel-displaced Distance between end 442.As shown in figure 12, the height of depression bar will be adjusted, point oily oil outlet end 442 and the angle α of cone is reached conjunction Suitable angle, cooling liquid state oil flow to server along this space angle mouthful；As shown in Fig. 2 whole separator 4 be installed on it is whole The cooling liquid state oil covered in the top of cooling device, separator 4 enters in server to be cooled under gravity, according to a point oil Oil outlet end 442 and the difference of the difference in height of server to be cooled, adjust α, it is ensured that a point oily oil outlet end 442 for each point of oily unit 44 flows The cooling liquid state oil gone out is flowed with identical speed uniform pressure.

Preferably, as shown in figure 9, described separator 4 also includes fuel oil feed regulation valve 42；Described fuel oil feed regulation valve 42 leads to Pipeline is crossed to be connected with a described point oily oil inlet end 43；Described fuel oil feed regulation valve 42 includes oil-feed valve body 421, connecting rod 422, floating body 423；Described floating body 423 floats, and drives described connecting rod 422 to move, and closes described oil-feed valve body 421.

Preferably, as shown in figure 8, described separator 4 also includes air bubble eliminating device 45；Described air bubble eliminating device 45 is pacified At neighbouring described point oily unit 44.Preferably, described air bubble eliminating device 45 is a silk screen or a porous plate.It is pumped into The bubble being mixed with cooling liquid state oil is under the barrier of silk screen or porous plate, it is impossible to enter in point oily unit 44, it is ensured that each point The cooling liquid state oil that point oily oil outlet end 442 of oily unit 44 flows out is pure.

Preferably, as shown in figure 13, described separator 4 also includes relief tube 46；Described relief tube 46 is included at least One pressure release oil inlet 461, at least a pressure release oil-out 462, some relief holes 463；Described pressure release oil inlet 461 connects described Fuel oil feed regulation valve 42；Described some relief holes 463 are located on the tube wall of relief tube 46.The some of upper setting of relief tube 46 let out Pressure hole 463 prevents that the cooling liquid state oil pressure being pumped into is too high, in separator 4 and other pipelines and component form unnecessary Impact, damage equipment.

Preferably, as shown in fig. 7, described separator 4 also includes respirator 47；Described respirator 47 is installed on described Box body 41 upper lid；Described respirator 47 is used to connect the described inner air of separator 4 and outside air.Respirator Designing prevents from forming enclosed high pressure in separator, damages pipeline and other equipment.

It should be appreciated that separator 4 is to combine above to put fuel tank, oil-feed tank 9, the three's function specific design of fuel oil feed regulation valve 12 One embodiment, in the utility model, illustrates, effect of fuel oil feed regulation valve 12 etc. herein to distinguish contact between each scheme with difference Oil regulator 443 is same as, but is not limited only to both exclusive uses, also can be combined and use, reach corresponding effect.

A kind of point oily method of gravity spraying cooling, comprises the following steps：

Oil-feed, cooling liquid state oil pump is entered in separator 4；

Fuel-flow control, the storage of the cooling liquid state oil in separator 4 is controlled by described fuel oil feed regulation valve 42, institute is adjusted The position for the connecting rod 422 stated, adjustment described floating body 423 closes the position of fuel oil feed regulation valve 42 when floating；

Pressure release is adjusted, and the cooling liquid state being pumped into oil is buffered by some relief holes 463 set on described relief tube 46 Oil pressure；

Bubble processing, by the aperture on described air bubble eliminating device 45, the bubble in cooling liquid state oil is isolated；

Divide oil processing, the cone described in the regulation described by adjusting elastic component regulation and described point oil oil outlet end 442 Between distance, the oily oil outlet end 442 of matching point and equipment room different height to be cooled are poor.

Preferably, described cooling liquid state is oily for insulation fluid oil, including crude mineral oils, silicone oil, vegetable oil, transformation At least one of oil, conduction oil；There is cooling liquid state oil in described server enclosure 10；Described cooling liquid state oil takes The space proportion of server enclosure 10 is 0%-50%, to reach coolant in more preferable cooling effect, server enclosure 10 State oil keeps certain liquid level, and cooling liquid state oil fully contacts with the main heater element of server and absorbs heat, through oil return Pipeline collects, and the cooling liquid state oil flowed back to per stratum server is back in main fuel tank 1 again.

The utility model provides a kind of low pressure oil way and enters on oil supply structure, including one to put fuel tank, oil feeding device, above puts oil Case position is higher than oil circuit；Oil feeding device includes in-line, oil-feed tank, enters oil inlet pipe；Fuel tank is put in the connection of oil-feed tank upper end；On Put and float valve is provided with fuel tank；Fuel tank oil inlet quantity is put in float valve regulation, oil-feed tank side is connected into oil inlet pipe；Enter the oil inlet pipe other end Connection server shell sprays oil circuit；Branched to through oil-feed tank into oil inlet pipe, server enclosure, cool down the clothes in server enclosure Business device.The utility model solves the difference in height that rack server is brought because being from top to bottom arranged in order, and causes gravity point oil oil The problem of oil mass distribution on road is inconsistent, controls the oily spray process of cooling liquid state using liquid distributor, reaches more preferably cooling effect. The utility model is ingenious in design, rational in infrastructure, method innovation, traditional large server type of cooling is broken through, while practicality By force, it is easy to promote.

1. the utility model uses liquid cold water spray system, the specific heat of cooling liquid state oil is big, and is directly connect with heater element Touch, heat transfer efficiency is high；

2. the utility model is designed using standardized module, use requirement is not only met, moreover it is possible to meet and install, assemble and want Ask.Used in actual in use, all equipment cabinet servers can be met；

3. the utility model is designed using standardized module, for volume production, maintenance has sizable advantage；

4. the utility model is from macroscopic view, the whole mobility of cooling liquid state oil is entirely to flow from top to down very well, Heat transfer faster can be met；

5. cooling liquid state of the present utility model oil is at flow regime in whole process, be not in oil-collecting and Form localized hyperthermia's phenomenon；

6. the utility model is in actual heavy construction application, system employs full weight power flow design, pump only need by Liquid is extracted into eminence, is not only not required to pay extra pump work to provide the liquid with pressure to the shower nozzle of each server, also not Used in pipeline and elbow consumption pump work, pump work is so greatly saved, the cost of pump is reduced, not only saved but also economical.

Described above, preferred embodiment only of the present utility model not makees any formal to the utility model Limitation；The those of ordinary skill of all industry can be shown in by specification accompanying drawing and described above and swimmingly implement this practicality It is new；But, all those skilled in the art are not being departed from the range of technical solutions of the utility model, are taken off more than The technology contents shown and the equivalent variations of a little variation, modification and evolution made, are equivalent embodiment of the present utility model； Meanwhile, the change of all any equivalent variations made according to substantial technological of the present utility model to above example, modify and drill Become etc., still fall within the protection domain of the technical solution of the utility model.

Claims (10)

1. a kind of low pressure oil way enters on oil supply structure, including one to put fuel tank, oil feeding device (6), it is described on put fuel tank position Higher than oil circuit, it is characterised in that：Described oil feeding device (6) includes in-line, oil-feed tank (9), enters oil inlet pipe (11)；It is described The connection of oil-feed tank (9) upper end it is described on put fuel tank；Put on described and float valve is provided with fuel tank；Put in described float valve regulation Fuel tank oil inlet quantity, described oil-feed tank (9) side connection it is described enter oil inlet pipe (11)；Described enters oil inlet pipe (11) other end Connection server shell (10) sprays oil circuit；Pump, which will cool down hydraulic oil and is pumped into from main fuel tank (1) on described, to be put in fuel tank, Branched to through described oil-feed tank (9) into oil inlet pipe (11), server enclosure (10), cool down the service in server enclosure (10) Device.

2. a kind of low pressure oil way according to claim 1 enters oil supply structure, it is characterised in that：Described oil feeding device (6) lower end connection service tank (13)；Described service tank (13) is connected with described main fuel tank (1) by return line.

3. a kind of low pressure oil way according to claim 2 enters oil supply structure, it is characterised in that：Described oil-feed tank (9) Fuel oil feed regulation valve (12) is additionally provided with the described junction for entering oil inlet pipe (11)；Described fuel oil feed regulation valve (12) regulation is described Enter oil inlet pipe (11) oil inlet quantity.

4. a kind of low pressure oil way according to claim 1 enters oil supply structure, it is characterised in that：Also include liquid distributor (7)； Described liquid distributor (7) includes one provided with the bottom plate for drenching oilhole；Spout hole (75) is additionally provided with described bottom plate；Described overflow Hole (75) is just to server hot zone.

5. a kind of low pressure oil way according to one of claims 1 to 3 enters oil supply structure, it is characterised in that：Also wrap Include liquid distributor (7)；Provided with the liquid distributor (7) described in one above each described server enclosure (10)；Described liquid distributor (7) oil back chamber (71), spray oil pocket (72), cloth liquid oil inlet (73), oil return opening (74) are included；It is described enter oil inlet pipe (11) with Cloth liquid oil inlet (73) connection；Described oil back chamber (71) is located above described spray oil pocket (72)；Described cloth liquid Oil inlet (73) is located in described spray oil pocket (72)；Described spray oil pocket (72) bottom surface is provided with the first spray apertures (76)；Described the first spray apertures (76) are just to described server；Described oil back chamber (71) is accepted and flows through the liquid distributor (7) the cooling liquid state oil in the server above；Described oil return opening (74) is used to discharge the cooling in the oil back chamber (71) Fluid oil.

6. a kind of low pressure oil way according to claim 5 enters oil supply structure, it is characterised in that：Described liquid distributor (7) Also include spout hole (75)；Described spout hole (75) is located at described spray oil pocket (72) bottom surface；Described spout hole (75) it is higher than described spray oil pocket (72) bottom surface；Described oil back chamber (71) is horizontal by an angle.

7. a kind of low pressure oil way according to one of claims 1 to 3 enters oil supply structure, it is characterised in that：It is described Server enclosure (10) include it is upper lid (101), casing (104)；The upper lid (101) is fixed on the casing (104)；Institute Stating lid (101) includes cooling liquid inlet pipe (106), at least one spray pressure chamber (108), the spray apertures of at least one second (109), shell of top cover body (110), the casing (104) includes casing housing (114), coolant outlet (116)；The upper lid The inner surface of housing (110) is provided with the spray pressure chamber (108), and the cooling liquid inlet pipe (106) connects the spray Second spray apertures (109) are equipped with pressure chamber (108), each spray pressure chamber (108)；Second spray apertures (109) just to server euthermic chip region (112).

8. a kind of low pressure oil way according to claim 7 enters oil supply structure, it is characterised in that：Described casing (104) Interior to be provided with runner, the coolant outlet (116) communicates with runner；Server enclosure (10) also includes seal (103), institute State lid (101) and installation is sealed by the seal (103) and the casing (104).

9. a kind of low pressure oil way according to claim 4 or 6 enters oil supply structure, it is characterised in that：Also opened including oil-feed Close valve (16)；Described oil-feed switch valve (16) is installed on described server enclosure (10) and enters oil inlet pipe (11) even with described The place of connecing, described liquid distributor (7) and described enter oil inlet pipe (11) junction；Described oil-feed switch valve (16) includes switch valve Oil inlet (161), valve element (162), valve body (163), switch (164), flexible oil-out (165)；Described pass valve oil inlet (161) described oil feeding device (6) is connected；It is the described valve element (162) of described switch (164) control, described flexible fuel-displaced Mouth (165).

10. a kind of low pressure oil way according to claim 9 enters oil supply structure, it is characterised in that：Cooling liquid state oil is exhausted Edge fluid oil；There is cooling liquid state oil in described server enclosure (10)；Described cooling liquid state oil takes the server Shell (10) space proportion is 0%-50%.