CN206129544U - Oil cooling device and air conditioning equipment with same - Google Patents
Oil cooling device and air conditioning equipment with same Download PDFInfo
- Publication number
- CN206129544U CN206129544U CN201621043250.4U CN201621043250U CN206129544U CN 206129544 U CN206129544 U CN 206129544U CN 201621043250 U CN201621043250 U CN 201621043250U CN 206129544 U CN206129544 U CN 206129544U
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- China
- Prior art keywords
- disk body
- cold oil
- outlet
- medium inlet
- valve plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 8
- 238000001816 cooling Methods 0.000 title abstract description 9
- 239000003921 oil Substances 0.000 claims abstract description 81
- 239000007921 spray Substances 0.000 claims abstract description 62
- 239000002826 coolant Substances 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims description 56
- 238000003756 stirring Methods 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 10
- 239000010730 cutting oil Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 28
- 230000000694 effects Effects 0.000 description 8
- 238000009529 body temperature measurement Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 239000002828 fuel tank Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- Multiple-Way Valves (AREA)
Abstract
The utility model provides a cold oily device and have its air conditioning equipment. According to the utility model discloses a cold oil device includes that the pulse joins in marriage a class portion and the portion that sprays, the pulse joins in marriage a class portion including the medium entry that introduces coolant, to the medium export and the control medium entry that the portion that sprays carried coolant and corresponding medium export intercommunication or the structure of joining in marriage that blocks, the medium export is connected with the portion that sprays. The continuous cooling medium flow is converted into the pulse cooling medium flow through the oil cooling device, so that the cooling amount is controlled, and the cooling oil temperature is reliably controlled while the lubricating oil is cooled.
Description
Technical field
This utility model is related to apparatus of air conditioning field, in particular to a kind of cold oil device and the sky with which
Tune equipment.
Background technology
When centrifugal compressor works, during due to bearing and working gear, amount of heat can be produced.If can not cool down in time, mistake
Many heats can affect the bearing shell performance of centrifugal compressor.And high oil temperature will cause lubricating oil viscosity to reduce, oil film rigidity
Reduce, so as to cause bearing wear.Need to control lubricating oil temperature for this, lubricating oil is cooled down.
In order to solve the problems, such as to lubricate oil cooling, the frequency centrifugal compressor of determining of prior art is adopted mostly by the lubrication in fuel tank
Oil is cooled down by external oil cooler (plate type heat exchanger), and oil temperature is cooled down within the specific limits.Frequency conversion centrifugal compressor is adopted mostly
The oil of vaporizer and coolant mixing liquid injection are reached into cold oil effect to fuel tank with injection mode.
But, using external oil cooler cold oil mode, relatively costly, the foreign body such as iron filings in lubricating oil easily blocks external cold
Oily device, meanwhile, easily there is the cooled low phenomenon of oil temperature.Using injection cold oil mode, oil temperature skewness will be caused, so as to
Cause local oil temperature too low and local high oil temperature, it is impossible to accurately to measure oil temperature, the actual oil when controlling oil temperature and reaching desired value
Beyond more, there is the relatively low phenomenon of oil temperature, then must shut off cold oil control valve than demand in temperature, causes control repeatedly, control process
Fluctuation is big, and stabilization time is long.Oil temperature is too low will to cause a large amount of coolant to be mixed in lubricating oil, meanwhile, also lead to lubricating oil viscosity
Increase, the increase of bearing wasted work.
Utility model content
This utility model aims to provide a kind of cold oil device and the air-conditioning equipment with which that can control oil temperature.
This utility model provides a kind of cold oil device, and which includes pulse assignment unit and spray portion, and pulse assignment unit includes
The medium inlet for introducing cooling medium, the media outlet that cooling medium is conveyed to spray portion and control medium inlet are situated between with corresponding
Matter outlet or the distributing construction of blocking, media outlet are connected with spray portion.
Further, distributing construction is valve plate, and valve plate relative medium entrance is rotatable, and connection is provided with valve plate
Medium inlet and the flow-guiding channel of media outlet, the central angle of flow-guiding channel are less than 360 °.
Further, pulse assignment unit also includes the first disk body and the second disk body being fixedly installed, and medium inlet is arranged on
On first disk body, media outlet is arranged on the second disk body, and flow distributing chamber is formed between the first disk body and the second disk body, and valve plate can
It is rotatably arranged in flow distributing chamber.
Further, the first disk body and the second disk body are disk, and medium inlet is arranged on the perisporium of the first disk body, first
Disk body is provided with first passage outlet towards on the side wall of the second disk body, and medium inlet is with first passage outlet by first passage
Connection；Media outlet is arranged on the perisporium of the second disk body, and the second disk body towards on the side wall of the first disk body is provided with second and leads to
Road entrance, second channel entrance are connected by second channel with media outlet, and when medium inlet is connected with media outlet, water conservancy diversion leads to
The outlet of road connection first passage and second channel entrance.
Further, medium inlet is 3, and the turning circumference direction uniform intervals along valve plate are arranged, each medium
Entrance corresponds to a first passage outlet, along the center of the rotation direction of valve plate, each first passage outlet and the first disk body
Distance be sequentially reduced, and each first passage outlet diameter increase successively；Media outlet is corresponded with medium inlet, and edge
The turning circumference direction uniform intervals of valve plate are arranged, and each media outlet corresponds to a second channel entrance, along valve plate
Rotation direction, each second channel entrance is sequentially reduced with the distance at the center of the second disk body, and each second channel entrance is straight
Footpath increases successively；3 flow-guiding channels are provided with valve plate, each flow-guiding channel is circular arc, and central angle is 120 °, and
3 flow-guiding channels along the circumferential direction set gradually, along the rotation direction of valve plate, the distance in the center of circle of flow-guiding channel to valve plate
It is sequentially reduced, and the width of flow-guiding channel increases successively.
Further, being provided with the side wall of first passage outlet for the first disk body is additionally provided with comb structure, comb knot
Structure circumferentially forms the concentric circular of the first disk body, and the both sides radially along the first disk body of each first passage outlet correspond
Be provided with a comb structure；Being provided with the side wall of second channel entrance for second disk body is additionally provided with comb structure, comb
Toothing circumferentially forms the concentric circular of the second disk body, and the both sides radially along the second disk body of each second channel entrance are one by one
It is correspondingly provided with a comb structure.
Further, spray portion is for multiple, and along perpendicular to the direction of cooled liquid level successively interval setting, along away from quilt
The direction of cooling liquid level, the shower nozzle aperture in spray portion is sequentially reduced.
Further, spray portion includes rotary spray part.
Further, it is connected with same media outlet with the height identical spray portion between cooled liquid level, it is and cold
But the cross-sectional area of the media outlet connected by the bigger spray portion of the distance of liquid level is bigger.
Further, cold oil device also includes mixing part, and mixing part is arranged on to be needed in cutting oil.
Further, mixing part includes agitator arm and drives the stirring motor of agitator arm, and agitator arm is arranged on to be needed
In cutting oil.
Further, pulse assignment unit is arranged on the output shaft of stirring motor, and distributing construction can be with stirring motor
Output shaft rotation.
According to another aspect of the present utility model, there is provided a kind of air-conditioning equipment, which includes grease-box, heat exchanger and cold oil
Device, cold oil device are above-mentioned cold oil device, and the medium inlet of cold oil device introduces cooling medium from heat exchanger, and passes through spray
Pouring portion sprays cooling medium in grease-box.
According to cold oil device of the present utility model and the air-conditioner with which, realized continuous coo1ing by pulse assignment unit
Medium flow field is converted to the purpose of pulse cooling medium flow field, can be controlled by the delivery interval and conveying capacity that control cooling medium cold
But measure, so as to realize the control to oil temperature, prevent cooling too low, cooling medium is sprayed by spray portion, can be improved
Film-cooled heat, improves cooling effect.
Description of the drawings
The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain this utility model, does not constitute to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is the overlooking the structure diagram according to the grease-box with cold oil device of the present utility model；
Fig. 2 is that the sectional structure according to the pulse assignment unit of cold oil device of the present utility model in blocking state is illustrated
Figure；
Fig. 3 is the main structure diagram of the first disk body according to cold oil device of the present utility model；
Fig. 4 is the main structure diagram of the distributing construction according to cold oil device of the present utility model；
Fig. 5 is that the first sectional structure according to the pulse assignment unit of cold oil device of the present utility model in connected state shows
It is intended to；
Fig. 6 is the partial enlarged drawing in Fig. 5 at A；
Fig. 7 is that the second sectional structure according to the pulse assignment unit of cold oil device of the present utility model in connected state shows
It is intended to；
Fig. 8 is that the 3rd sectional structure according to the pulse assignment unit of cold oil device of the present utility model in connected state shows
It is intended to.
Description of reference numerals：
1st, stirring motor；2nd, pulse assignment unit；21st, medium inlet；22nd, media outlet；23rd, distributing construction；231st, water conservancy diversion
Passage；24th, the first disk body；241st, first passage outlet；242nd, first passage；25th, the second disk body；251st, second channel entrance；
252nd, second channel；3rd, agitator arm；30th, comb structure；4th, spray portion；5th, grease-box；6th, be cooled liquid level；8th, first axle
Hold；9th, sealing ring；12nd, second bearing；13rd, output shaft；14th, locking nut.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments describing this utility model in detail.
As shown in figure 1, according to embodiment of the present utility model, cold oil device includes pulse assignment unit 2 and spray portion 4, arteries and veins
Rushing assignment unit 2 includes the medium inlet 21 for introducing cooling medium, the media outlet 22 that cooling medium is conveyed to spray portion 4 and control
The distributing construction 23 that medium inlet 21 is connected with corresponding media outlet 22 or blocked, media outlet 22 are connected with spray portion 4.
The cold oil device conveys cooling medium to spray portion 4 by pulse assignment unit 2, by spray portion 4 to need to cool down profit
Lubricating oil sprinkling cooling medium realizes the temperature control to lubricating oil.The distributing construction 23 of pulse assignment unit 2 can be connected or be blocked
Medium inlet 21 and media outlet 22, form pulse cooling medium flow field, so as to control the interval of pulse as needed to be needed
The lubricating oil temperature wanted.Only need to control the pulse spacing using the cold oil device and can control lubricating oil temperature, without the need for frequently
The cold oil control valve of start and stop, reduces the fluctuation in control process, so as to reduce stabilization time, realizes good Oil-temperature control.
In the present embodiment, cold oil device is for cooling down to the lubricating oil in air-conditioner.Certainly, which can be used for
Any situation for needing spray.
Air-conditioner holds lubricating oil by grease-box 5.Spray portion 4 for multiple, and along perpendicular to the side of cooled liquid level 6
To interval setting successively, along the direction away from cooled liquid level, the shower nozzle aperture in spray portion 4 is sequentially reduced.Spray portion 4 includes rotation
Turn spray part.Rotary spray part can be the existing shower nozzle that can realize rotary spray.Rotary spray part using liquid stream from
The impetus of heart action and reaction power is realized rotating in hydrojet, thus increases the active area of rotary spray part.
Spray portion 4 can be arranged in the upper portion side wall and/or top inner wall of grease-box 5.The shower nozzle aperture in spray portion 4
Reduce and can keep same liquid level uniform force according to increasing apart from liquid level.
Fix equipped with mixing part in 5 bottom of grease-box, mixing part is arranged on to be needed in cutting oil, for lubricating oil
It is stirred, makes the lubricating oil temperature of differing heights in grease-box 5 uniform, it is to avoid lubricating oil undercooling, it is ensured that lubricating oil
Temperature detector is surveyed accurate.
Specifically, mixing part includes agitator arm 3 and drives the stirring motor 1 of agitator arm 3, agitator arm 3 to be arranged on
Need in cutting oil.Stirring motor 1 is arranged on the side wall of grease-box 5, and the output shaft 13 and paddle of stirring motor 1
Wheel 3 connects.Lubricating oil under 3 turning effort of agitator arm is capable of achieving to be sufficiently mixed the lubricating oil on top layer and lower floor lubricating oil,
Oil temperature skewness is prevented, the inaccurate problem of fuel temperature measurement is solved.
In order to save space and the energy, the output shaft 13 of stirring motor 1 are additionally provided with pulse assignment unit 2, agitator arm 3 sets
Put in the side away from stirring motor 1 of pulse assignment unit 2.
As shown in Fig. 2 in the present embodiment, pulse assignment unit 2 in addition to including distributing construction 23, also including being fixedly installed
First disk body 24 and the second disk body 25, form flow distributing chamber between the first disk body 24 and the second disk body 25, distributing construction 23 is rotatable
Be arranged in flow distributing chamber.First disk body 24 is used to arrange medium inlet 21, and the second disk body 25 is used to arrange media outlet 22.When
So, in other embodiments, medium inlet 21 and media outlet 22 can be set by other structures, is not limited in this enforcement
Mode disclosed in example.
Distributing construction 23 is valve plate.25 interval setting of first disk body 24 and the second disk body, distributing construction 23 are arranged on two
Between person.Specifically, the first disk body 24 is arranged on the output shaft 13 of stirring motor 1 by clutch shaft bearing 8, and valve plate is set in defeated
Can rotate on shaft 13 and with output shaft 13, the second disk body 25 is arranged on output shaft 13 by second bearing 12, locking screw
Female 14 are used to lock the second disk body 25.As the first disk body 24 and the second disk body 25 are not rotated with output shaft 13, therefore valve plate
Can rotate relative to the first disk body 24 and the second disk body 25, i.e., valve plate relative medium entrance 21 and media outlet 22 are rotatable.The
Sealed by sealing ring 9 between one disk body 24 and the second disk body 25, prevented oil leak.
First disk body 24 and the second disk body 25 can be same shape or different shape.It can for circular or direction or its
Its shape.In the present embodiment, the first disk body 24 and the second disk body 25 are disk.
The mode that medium inlet 21 is arranged on the first disk body 24 can have many kinds, and such as through-thickness runs through first
Disk body 24, or be arranged on the first disk body 24 side wall it is first-class.
As shown in figure 3, medium inlet 21 is arranged on the perisporium of the first disk body 24, the first disk body 24 is towards the second disk body 25
Side wall on be provided with first passage outlet 241, medium inlet 21 and first passage are exported 241 and are connected by first passage 242.
As shown in Figure 3 and Figure 5, first passage 242 is included along the part for radially extending of the first disk body 24 and along the first disk
The axially extending part of body 24.Medium inlet 21 is equal with the cross-sectional area of corresponding first passage outlet 241.
Similarly, media outlet 22 is arranged on the perisporium of the second disk body 25, and the second disk body 25 is towards the first disk body 24
Second channel entrance 251 is provided with the wall of side, second channel entrance 251 is connected by second channel 252 with media outlet 22.
Second channel 252 is included along the part for radially extending of the second disk body 25 and along the axially extending of the second disk body 25
Part.Media outlet 22 is equal with the cross-sectional area of corresponding second channel entrance 251.Medium inlet 21 and corresponding medium go out
The cross-sectional area of mouth 22 is equal.
The flow-guiding channel 231 of connection medium inlet 21 and media outlet 22, the circle of flow-guiding channel 231 are provided with valve plate
Heart angle is less than 360 °.Flow-guiding channel 231 runs through valve plate.So in valve plate rotation process, when flow-guiding channel 231 is turned to
When connecting with first passage outlet 241, without obstruct, medium inlet between first passage outlet 241 and second channel entrance 251
21 connect with media outlet 22.When flow-guiding channel 231 turns over first passage outlet 241, first passage outlet 241 and second is logical
It is valve plate between road entrance 251, first passage outlet 241 and second channel entrance 251 are blocked, now 21 He of medium inlet
It is blocking state between media outlet 22.As the central angle of flow-guiding channel 231 is less than 360 °, the mistake of a week is rotated in valve plate
Cheng Zhong, certainly will pass through the switching for being communicated to blocking state or blocking to connected state between medium inlet 21 and media outlet 22,
So that continuous cooling medium stream is converted to pulse cooling medium flow field, this is caused without the need for frequent switching controlled state, as long as root
It is different according to the amount of cooling water for needing, control the velocity of rotation of valve plate, you can realize the control of amount of cooling water.
The quantity of medium inlet 21 and media outlet 22 can be as needed cooling medium amount determine.
As shown in figure 3, in the present embodiment, medium inlet 21 is 3, and along the turning circumference direction of valve plate it is uniform between
Every setting, i.e., two neighboring medium inlet 21 differs 120 °.Each medium inlet 21 corresponds to a first passage outlet 241,
Along the rotation direction of valve plate, each first passage outlet 241 is sequentially reduced with the distance at the center of the first disk body 24, and each first
The diameter of channel outlet 241 increases successively.
Media outlet 22 is corresponded with medium inlet 21, i.e., the quantity of media outlet 22 is also 3, and along valve plate
Turning circumference direction uniform intervals are arranged.Each media outlet 22 corresponds to a second channel entrance 251, turning along valve plate
Dynamic direction, each second channel entrance 251 are sequentially reduced with the distance at the center of the second disk body 25, and each second channel entrance 251
Diameter increase successively.
The media outlet 22 of equal cross-sections product is corresponding with the medium inlet 21 that equal cross-sections are accumulated.Certainly, in other realities
Apply in example, corresponding media outlet 22 is not necessarily equal with the cross-sectional area of medium inlet 21.
As shown in figure 4,3 flow-guiding channels 231 are provided with valve plate, each flow-guiding channel 231 is circular arc, and circle
Heart angle is 120 °, and 3 flow-guiding channels 231 along the circumferential direction set gradually, along the rotation direction of valve plate, flow-guiding channel 231
Distance to the center of circle of valve plate is sequentially reduced, and the width of flow-guiding channel 231 increases successively.
Each flow-guiding channel 231 is used for one medium inlet 21 of correspondence, and realization goes out to corresponding medium inlet 21 and medium
The control of connection or blocking between mouth 22.
For convenience of explanation, as shown in figure 3, by the first disk body 24 with 3 medium inlets 21 corresponding 3 first lead to
Road outlet 241 is respectively designated as the little outlet of feed liquor, feed liquor middle outlet and feed liquor large outlet according to the size of cross-sectional area.Three one
One is correspondingly located on 3 concentric circulars concentric with the first disk body 24, and the little distance for exporting to the center of circle of feed liquor is farthest, and feed liquor is big
Export to the closest of the center of circle.
Medium inlet corresponding with feed liquor large outlet 21 is named as the big entrance of feed liquor.Medium corresponding with feed liquor middle outlet enters
Mouth 21 is named as entrance in feed liquor.The corresponding medium inlet 21 that exports little with feed liquor is named as the little entrance of feed liquor.
Correspondingly, on the second disk body 25 with 3 media outlets, 22 corresponding 3 second channel entrances 251 according to cross section
Long-pending size is respectively designated as out the little entrance of liquid, goes out in liquid entrance and go out the big entrance of liquid.Three is correspondingly positioned at 3 and the
On the concentric concentric circular of two disk bodies 25, and go out that the distance in the little entrance of liquid to the center of circle is farthest, go out the big entrance of liquid to the center of circle distance most
Closely.
Media outlet corresponding with the big entrance of liquid is gone out 22 is named as out liquid large outlet.Medium corresponding with entrance in liquid is gone out goes out
Mouth 22 is named as out liquid middle outlet.Media outlet corresponding with the little entrance of liquid is gone out 22 is named as out the little outlet of liquid.
Valve plate is equipped with the cavity constituted between second disk body 25 and the first disk body 24.On valve plate, positioned at
Three flow-guiding channels 231 opened up by 120 ° of angles of circumference respectively at 12 same diameter dimension of one bearing 8 and second bearing
Little arcuate groove (apart from the nearest arcuate groove in the center of circle, width is maximum), middle arcuate groove and big arc are respectively designated as according to its length difference
Shape groove (apart from the farthest arcuate groove in the center of circle, width is minimum).Little arcuate groove, middle arcuate groove and big arcuate groove are successively respectively with first
Feed liquor large outlet, feed liquor middle outlet and the little outlet of feed liquor or blocking on disk body 24 coordinates.Little arcuate groove, middle arcuate groove and
Big arcuate groove successively respectively with going out the big entrance of liquid, go out in liquid entrance and going out the little entrance of liquid to connect or block and match somebody with somebody on the second disk body 25
Close.
As shown in Fig. 2 which is the structural representation of valve plate blocking medium inlet 21 and media outlet 22.Now 3 are situated between
Matter entrance 21 is not connected with corresponding media outlet 22.
When pulse assignment unit 2 works, the cooling medium of certain pressure and flow is pipelined to pulse assignment unit 2
Entrance and the little entrance of feed liquor (3 medium inlets 21) in the big entrance of feed liquor, feed liquor.Pulse assignment unit 2 goes out liquid large outlet, goes out liquid
Middle outlet and go out the little outlet of liquid (3 media outlets 22) by pipeline respectively with positioned at cooled 6 liquid level of liquid level of distance it is low,
The rotary spray part connection at middle and high position.
Rotated by valve plate, when valve plate turns to medium inlet 21 with 22 connected state of media outlet, such as Fig. 5 is extremely
Shown in Fig. 8, the little arcuate groove on valve plate connect on feed liquor large outlet and the second disk body 25 on the first disk body 24 to go out liquid big
Entrance (as shown in Figure 8)；Middle arcuate groove on valve plate is connected on feed liquor middle outlet and the second disk body 25 on the first disk body 24
Go out entrance in liquid (as shown in Figure 7)；Big arcuate groove on valve plate connects the little outlet of feed liquor and second on the first disk body 24
Go out the little entrance of liquid (as shown in Figure 5) on disk body 25.This three connects simultaneously.
When valve plate turns to medium inlet 21 with 22 blocking state of media outlet, the feed liquor on the first disk body 24 goes out greatly
Mouthful and the second disk body 25 on go out the blocking of liquid big entrance, go out liquid on the feed liquor middle outlet and the second disk body 25 on the first disk body 24
Middle entrance blocking, the little entrance of liquid that goes out in the little outlet of the feed liquor on the first disk body 24 and the second disk body 25 are blocked.
Continuous flow is converted to pulsed flow of liquid by this realization, and valve plate often rotates a circle, positioned at the rotation at basic, normal, high position
Turn the synchronous only connection of spray part difference once.The pulsed flow of liquid frequency of rotary spray part spray can pass through to adjust turning for output shaft 13
Velocity modulation section, reaches the pulsed flow of liquid frequency for adjusting rotary spray part spray, prevents oil temperature too low, so that Lubricating Oil Temperature is maintained at
Purpose in suitable scope.
Pulse assignment unit 2 is changed to the circulation of continuous cooling medium liquid after pulsed flow of liquid, and pulsed flow of liquid is pipelined to respectively
Individual spray portion 4, spray portion 4 are sprayed with the pulsed flow of liquid of certain pressure, flow and frequency, are uniformly sprayed on cooled liquid level 6,
So that lubricating oil top layer oil temperature is reduced.By the stirring action of agitator arm 3, the lubricating oil in grease-box 5 is made uniformly to drop
Temperature.
Preferably, revealed by gap to reduce liquid in runner, the first passage that is provided with of the first disk body 24 is exported
Comb structure 30 is additionally provided with 241 side wall, comb structure 30 circumferentially forms the concentric circular of the first disk body 24, and each first leads to
The both sides radially along the first disk body 24 of road outlet 241 are provided with a comb structure 30 correspondingly.Such as Fig. 6 institutes
Show, comb structure 30 is formed by 3 alternate annular grooves, tooth of the projection between two annular grooves for comb structure 30.
Being provided with the side wall of second channel entrance 251 for second disk body 25 is also equipped with comb structure 30, and comb structure 30 is circumferentially
The concentric circular of the second disk body 25 is formed, the both sides radially along the second disk body 25 of each second channel entrance 251 correspond
Be provided with a comb structure 30.Comb structure in the effect of the comb structure 30 on the second disk body 25 and the first disk body 24
30 effect is identical, will not be described here.
To ensure same liquid level uniform force, with the height identical spray portion 4 between cooled liquid level 6 and same medium
Outlet 22 connects, and the cross-sectional area of media outlet 22 is connected by the spray portion 4 bigger with the distance of cooled liquid level 6 is more
It is little.
According to another aspect of the present utility model, there is provided a kind of air-conditioning equipment, which includes grease-box 5, heat exchanger and cold
Oily device, cold oil device are above-mentioned cold oil device, and the medium inlet 21 of cold oil device introduces cooling medium from heat exchanger, and leads to
Cross spray portion 4 cooling medium to be sprayed Dao grease-box 5 in.The cold oil device can be adapted to determine frequency and frequency conversion centrifugal compressor profit
Lubricating oil is cooled down, and which can provide pulse cooling medium flow field, and carry out rotary spray cooling medium, reach cold oil effect, by stirring
Mix impeller 3 to be rotated up to mix top layer and lower floor's lubricating oil, solve the inaccurate problem of oil temperature skewness, fuel temperature measurement, so as to reach
The purpose in suitable scope is maintained to control oil temperature.
Had the following technical effect that according to cold oil device of the present utility model and the air-conditioner with which：
Pulse assignment unit can be realized for the circulation of continuous cooling medium liquid turning to pulse cooling medium liquid stream, and pulse frequency can be stirred by changing
The output rotating speed for mixing motor is adjusted, and can adjust coolant spray time and spray cycle according to target oil temperature, cold reaching
On the premise of oily effect, prevent oil temperature cooling too low；
It is separated by three arcuate grooves of 120 ° of arrangements on valve plate along not equal diameter, its circulation area is different, and what is flowed through is cold
Matchmaker's flow and pressure are different, it is ensured that the rotary spray part of each liquid level reaches preferable cold oil effect；
Impetus of the rotary spray part using the centrifugal action and counteracting force of liquid stream, is capable of achieving the spray of rotary spray part side
Liquid side rotates, and increases the purpose of the active area of rotary spray part；
Lubricating oil under agitator arm turning effort is capable of achieving to be sufficiently mixed the lubricating oil on top layer and lower floor lubricating oil,
Oil temperature skewness is prevented, the inaccurate problem of fuel temperature measurement is solved.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. are should be included within protection domain of the present utility model.
Claims (13)
1. a kind of cold oil device, it is characterised in that including pulse assignment unit (2) and spray portion (4), the pulse assignment unit (2)
Medium inlet (21), the media outlet (22) that cooling medium is conveyed to the spray portion (4) and control including introducing cooling medium
The medium inlet (21) is made with corresponding media outlet (22) connection or the distributing construction (23) for blocking, the medium goes out
Mouth (22) is connected with the spray portion (4).
2. cold oil device according to claim 1, it is characterised in that the distributing construction (23) is valve plate, described to match somebody with somebody
The relatively described medium inlet (21) of flow table is rotatable, is provided with the connection medium inlet (21) and is given an account of on the valve plate
The flow-guiding channel (231) of matter outlet (22), the central angle of the flow-guiding channel (231) are less than 360 °.
3. cold oil device according to claim 2, it is characterised in that the pulse assignment unit (2) also includes being fixedly installed
The first disk body (24) and the second disk body (25), the medium inlet (21) is arranged on first disk body (24), given an account of
Matter outlet (22) is arranged on second disk body (25),
Flow distributing chamber is formed between first disk body (24) and second disk body (25), the valve plate is rotatably arranged in
In the flow distributing chamber.
4. cold oil device according to claim 3, it is characterised in that first disk body (24) and second disk body
(25) it is disk,
The medium inlet (21) is arranged on the perisporium of first disk body (24), and first disk body (24) is towards described
First passage outlet (241) is provided with the side wall of two disk bodies (25), the medium inlet (21) is exported with the first passage
(241) connected by first passage (242)；
The media outlet (22) is arranged on the perisporium of second disk body (25), and second disk body (25) is towards described
Second channel entrance (251), the second channel entrance (251) and the media outlet are provided with the side wall of one disk body (24)
(22) connected by second channel (252), when the medium inlet (21) is connected with the media outlet (22), the water conservancy diversion leads to
Road (231) connects first passage outlet (241) and the second channel entrance (251).
5. cold oil device according to claim 4, it is characterised in that the medium inlet (21) is 3, and is matched somebody with somebody along described
The turning circumference direction uniform intervals of flow table are arranged, and each described medium inlet (21) corresponds to a first passage outlet
(241), along the rotation direction of the valve plate, each first passage exports the center of (241) and first disk body (24)
Distance be sequentially reduced, and each first passage outlet (241) diameter increase successively；
The media outlet (22) is corresponded with the medium inlet (21), and equal along the turning circumference direction of the valve plate
Even interval setting, each described media outlet (22) correspond to a second channel entrance (251), along the valve plate
Rotation direction, each second channel entrance (251) are sequentially reduced with the distance at the center of second disk body (25), and each institute
The diameter for stating second channel entrance (251) increases successively；
3 flow-guiding channels (231) are provided with the valve plate, each described flow-guiding channel (231) is circular arc, and
Central angle is 120 °, and 3 flow-guiding channels (231) along the circumferential direction set gradually, along the rotation direction of the valve plate, described
Flow-guiding channel (231) is sequentially reduced to the distance in the center of circle of the valve plate, and the width of the flow-guiding channel (231) increases successively
Greatly.
6. the cold oil device according to claim 4 or 5, it is characterised in that being provided with for first disk body (24) is described
Comb structure (30) is additionally provided with the side wall of first passage outlet (241), the comb structure (30) circumferentially forms described
The concentric circular of the first disk body (24), each first passage outlet (241) along radially the two of first disk body (24)
Side is provided with a comb structure (30) correspondingly；
Being provided with the side wall of the second channel entrance (251) for second disk body (25) is additionally provided with the comb structure
(30), the comb structure (30) circumferentially forms the concentric circular of second disk body (25), each second channel entrance
(251) the both sides radially along second disk body (25) are provided with a comb structure (30) correspondingly.
7. cold oil device according to any one of claim 1 to 5, it is characterised in that the spray portion (4) be it is multiple,
And along perpendicular to the direction of cooled liquid level successively interval setting, along the direction away from the cooled liquid level, the spray portion
(4) shower nozzle aperture is sequentially reduced.
8. cold oil device according to claim 7, it is characterised in that the spray portion (4) is including rotary spray part.
9. cold oil device according to claim 7, it is characterised in that with the height identical between the cooled liquid level
Spray portion (4) is connected with the same media outlet (22), and the spray portion (4) bigger with the distance of the cooled liquid level is connected
The cross-sectional area of the media outlet (22) for connecing is bigger.
10. cold oil device according to any one of claim 1 to 5, it is characterised in that the cold oil device also includes stirring
Portion is mixed, the mixing part is arranged on and needs in cutting oil.
11. cold oil devices according to claim 10, it is characterised in that the mixing part includes agitator arm (3) and drives
The stirring motor (1) of the agitator arm (3) is moved, the agitator arm (3) is arranged on described need in cutting oil.
12. cold oil devices according to claim 11, it is characterised in that the pulse assignment unit (2) is arranged on described stirring
Mix on the output shaft of motor (1), and the distributing construction (23) can be with the output shaft rotation of the stirring motor (1).
13. a kind of air-conditioning equipments, it is characterised in that including grease-box (5), heat exchanger and cold oil device, the cold oil device
Cold oil device any one of claim 1 to 12, the medium inlet (21) of the cold oil device is from the heat exchanger
Cooling medium is introduced, and will be cooling medium spray interior to the grease-box (5) by spray portion (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621043250.4U CN206129544U (en) | 2016-09-07 | 2016-09-07 | Oil cooling device and air conditioning equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621043250.4U CN206129544U (en) | 2016-09-07 | 2016-09-07 | Oil cooling device and air conditioning equipment with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206129544U true CN206129544U (en) | 2017-04-26 |
Family
ID=58568796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621043250.4U Withdrawn - After Issue CN206129544U (en) | 2016-09-07 | 2016-09-07 | Oil cooling device and air conditioning equipment with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206129544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438290A (en) * | 2016-09-07 | 2017-02-22 | 珠海格力电器股份有限公司 | Oil cooling device and air conditioning equipment with same |
-
2016
- 2016-09-07 CN CN201621043250.4U patent/CN206129544U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438290A (en) * | 2016-09-07 | 2017-02-22 | 珠海格力电器股份有限公司 | Oil cooling device and air conditioning equipment with same |
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