CN205715602U - A kind of wind-driven generator wheel-box cold auxiliary device of oil - Google Patents
A kind of wind-driven generator wheel-box cold auxiliary device of oil Download PDFInfo
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- CN205715602U CN205715602U CN201620582956.1U CN201620582956U CN205715602U CN 205715602 U CN205715602 U CN 205715602U CN 201620582956 U CN201620582956 U CN 201620582956U CN 205715602 U CN205715602 U CN 205715602U
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- air channel
- wind
- oil cooling
- air
- driven generator
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Abstract
The utility model discloses a kind of wind-driven generator wheel-box oil cooling auxiliary device, it is arranged on the top of oil cooling radiator, including rain cover, pressing plate, canvas shroud, also include the first air channel, second air channel, main air duct and water tank, first air channel is symmetrical arranged with the second air channel, described water tank is arranged between the first air channel and the second air channel, the first described air channel connects with main air duct with the second air channel, first air channel and the second air channel are arranged on Generator side out of my cabin, main air duct is arranged on inside electromotor cabin, the first described air channel and the second air channel are the reducing air channel gradually narrowing caliber inside lateral.This utility model wind-driven generator wheel-box auxiliary cooling device, the cooling medium of oil cooling radiator is become from the air of engine room inside the air of nacelle exterior, the particular design of air channel shape adds intake, utilize water tank to reduce the temperature of air of engine room inside simultaneously, improve radiating efficiency.
Description
Technical field
This utility model belongs to the field of cooling of electromotor, specifically, relates to a kind of wind-driven generator wheel-box
Auxiliary cooling device.
Background technology
In wind-driven generator running, gear-box, the parts such as electromotor all can produce heat, and gear-box is on-stream,
Necessarily having certain power loss, the power of loss translates into heat, makes the oil temperature of gear-box increase, if temperature rises
Too high, the performance of lubricating oil can be caused to change, viscosity reduces, and aged deterioration is accelerated, and the drain period shortens.In load pressure effect
Under, if lubricating oil film is destroyed and loses lubrication, gear teeth face or bearing surface damage can be caused, ultimately cause equipment
Fault, the shutdown loss thereby resulted in and the cost of repairs are all the most considerable, and cooling system should be able to be effectively by gear transmission
The heat sent in transmitting procedure is dispersed in air.
Wind-driven generator wheel-box lubricating and cooling system can be suitable for minimum operating ambient temperature-30 DEG C, high workload environment
Temperature+35 DEG C.When ambient temperature is less than 35 DEG C, and oil cooling radiator can meet the cooling requirements of gear-box Operation at full power, gear
Case oil sump temperature is maintained at less than 75 DEG C；When ambient temperature is higher than 35 DEG C, and oil cooling radiator then cannot meet cooling requirements, tooth
Roller box oil sump temperature can be higher than 75 DEG C, and Wind turbines can limit Power operation, until oil temperature is higher than 80 ° of C compressor emergency shutdowns.Basis simultaneously
Statistics, in there is the unit of oil temperature high problem in wind energy turbine set, except being because canvas shroud on a small quantity and coming off, oil filter blocking, sensor
The reasons such as problem, temperature-sensing valve, relief valve cause outside oil cooled system system cisco unity malfunction, and the overwhelming majority exists oily cold fin
Surface and oil cooling gallery clogging.Additionally, engine room cover sealing difference enters dust, Semen Salicis babylonicae cum pilus, after mixing oil gas, block fin
Making its heat-sinking capability decline is the basic reason causing oil temperature high.It addition, also some areas are owing to ambient temperature is higher and light
According to abundance, cause cabin interior temperatures more than 35 DEG C, be also the main cause causing oil temperature high.
For these reasons, special proposition this utility model.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that a kind of wind-driven generator
Gear-box auxiliary cooling device, this auxiliary device has more preferable radiating effect, by the cooling medium of oil cooling radiator by cabin
Internal air becomes the air of nacelle exterior, and the design of air channel shape adds intake, utilizes water tank to reduce machine simultaneously
The temperature of the air within cabin, improves radiating efficiency, and decreases the pollution to heat sink of oil gas that gear-box distributes.
For solving above-mentioned technical problem, the basic conception of this utility model employing technical scheme is:
A kind of wind-driven generator wheel-box oil cooling auxiliary device, is arranged on the top of oil cooling radiator, including rain cover,
Pressing plate, canvas shroud, also include the first air channel, the second air channel, main air duct and water tank, and the first air channel is symmetrical arranged with the second air channel,
Described water tank is arranged between the first air channel and the second air channel, and the first described air channel connects with main air duct with the second air channel,
First air channel and the second air channel are arranged on Generator side out of my cabin, and main air duct is arranged on inside electromotor cabin, described first
Air channel and the second air channel are the reducing air channel gradually narrowing caliber inside lateral.
Further, the port in the first air channel and the port in the second air channel are separately positioned on the centrosymmetry of oil cooling radiator
Both sides above axle.
Further, the first air channel, the second air channel seamlessly transit formation Y type air channel with main air duct.
Further, the lower end of main air duct is connected with oil cooling fan.
Further, also including tank, described water tank is connected with tank by pump, and water tank is provided with water yield prison
Survey device.
Further, water tank is connected with oil cooling radiator with pump by pipeline, and the water in water tank forms circulation by pipeline
Water route.
Further, the port in the first air channel and the port in the second air channel are respectively arranged with drainage screen.
Further, rain cover is arranged on the first air channel and the top in the second air channel by pressing plate, and rain cover is cambered surface cover,
It is connected with the medial wall in the first air channel and the medial wall at the second top, air channel respectively bottom two rain covers, the top of two rain covers
Portion the most upwards stretches out, and the top end of the rain cover being connected with the first air channel is positioned at outside the first lateral wall, air channel
Side, rain cover limits the port outside towards the first air channel in the first air channel, the top end of the rain cover being connected with the second air channel
Portion is positioned at the outside of the second lateral wall, air channel, and rain cover limits the port outside towards the second air channel in the second air channel.
Further, the lower end of described main air duct is provided with acoustic filter.
Further, the top of two rain covers extends downwardly and outwardly after the most upwards stretching out sleekly, and rainproof
The free end of cover is higher than the bottom of rain cover.
The beneficial effects of the utility model are: this utility model wind-driven generator wheel-box auxiliary cooling device, have more
Good radiating effect, is become the air of nacelle exterior, air channel shape by the cooling medium of oil cooling radiator from the air of engine room inside
The particular design of shape adds intake, utilizes water tank to reduce the temperature of air of engine room inside simultaneously, improve heat radiation effect
Rate, and decrease the pollution to heat sink of oil gas that gear-box distributes, it is ensured that the cleaning of radiator, guarantee oily cold heat radiation simultaneously
The heat-sinking capability of device.
Accompanying drawing explanation
Accompanying drawing, as a part of the present utility model, is used for providing being further understood from of the present utility model, this practicality
Novel schematic description and description is used for explaining this utility model, but does not constitute improper restriction of the present utility model.
Obviously, the accompanying drawing in describing below is only some embodiments, to those skilled in the art, is not paying creation
Property work on the premise of, it is also possible to obtain other accompanying drawings according to these accompanying drawings.In the accompanying drawings:
Fig. 1 wind-driven generator wheel-box of the present utility model auxiliary cooling device figure；
The planar structure schematic diagram of Fig. 2 wind-driven generator wheel-box of the present utility model auxiliary cooling device；
Wherein, the 1, first air channel, the 2, second air channel, 3, water tank, 4, rain cover, 5, canvas shroud, 6, pressing plate, 7, Generator
Side out of my cabin, 8, main air duct.
It should be noted that these accompanying drawings and word describe and are not intended as limiting design of the present utility model by any way
Scope, but be that those skilled in the art illustrate concept of the present utility model by reference specific embodiment.
Detailed description of the invention
Embodiment in following embodiment can be further combined or replace, and embodiment is only new to this practicality
The preferred embodiment of type is described, and is not defined spirit and scope of the present utility model, new without departing from this practicality
On the premise of type design philosophy, the various changes that in this area, the technical solution of the utility model is made by professional and technical personnel and
Improve, belong to protection domain of the present utility model.
Embodiment the most of the present utility model describes a kind of wind-driven generator wheel-box oil cooling auxiliary device,
The cold auxiliary device of described oil is arranged on the top of oil cooling radiator, including rain cover 4, pressing plate 6, canvas shroud 5, also includes first
The 1, second air channel 2, air channel, main air duct 8 and water tank 3, the first air channel 1 is symmetrical arranged with the second air channel 2, and described water tank 3 is arranged on
Between first air channel 1 and the second air channel 2, water tank 3 is arranged on Generator side 7 out of my cabin and has relatively low temperature, passes through heat transfer
Can reduce the air themperature of engine room inside, additionally water tank 3 is arranged on Generator side 7 out of my cabin, can reduce the volume in cabin,
The first described air channel 1 connects with main air duct 8 with the second air channel 2, being from the most outward of the first described air channel 1 and the second air channel 2
The reducing air channel of caliber is gradually narrowed in lateral inner side, and the particular design in air channel make use of venturi principle, to increase in lower air duct
Air velocity, accelerate the exchange effect of the Cryogenic air of Generator side 7 out of my cabin and the high temperature air in cabin, improve
Radiating efficiency.
The port in the first air channel 1 in the present embodiment and the port in the second air channel 2 are separately positioned on the two of oil cooling radiator
Side.The port in the first air channel 1 and the port in the second air channel 2 are arranged on the both sides of oil cooling radiator, add intake, improve
Radiating efficiency, the 1, second air channel, the first air channel 2 in the present embodiment and main air duct 8 seamlessly transit formation Y type air channel, the first air channel
1 and second air channel 2-in-1 and be an air channel, add intake, and be conducive to oil cooling fan by main air duct 8 from electromotor
7 air draught outside cabin, decreases the quantity of oil cooling fan, and also has bigger air quantity, add cooling efficiency, this enforcement
First air channel 1 of example and the second air channel 2 are arranged on Generator side 7 out of my cabin, and main air duct 8 is arranged on inside cabin.So make
The cooling medium of oil cooling radiator is become the air of Generator side 7 out of my cabin from engine room inside air, and coolant temperature reduces
It is more beneficial for improving the radiating effect of oil cooling radiator, and the dirt to oily cold heat sink of oil gas that gear-box distributes can be avoided
Dye, it is ensured that the heat-sinking capability of oil cooling radiator.
Embodiment 1
Water tank 3 in the present embodiment is connected with tank by pump, and water tank 3 is provided with water quantity monitoring device.Work as monitoring
When device detects the water yield in water tank 3 less than setting value, the water in tank will be pumped in water tank 3 by pump, it is ensured that
The water yield in water tank 3 is sufficient, can preferably reduce the air themperature of engine room inside, and the water tank in the present embodiment passes through pipeline
Being connected with oil cooling radiator with pump, the water in water tank 3 forms circulation waterway by pipeline, and oil cooling radiator have passed through dissipating of water
Heat, further reduces temperature, therefore by lowering the temperature while air blast cooling form and water-cooled, has reached higher cooling effect
Rate.
Embodiment 2
The port in the first air channel 1 in the present embodiment and the port in the second air channel 2 are respectively arranged with drainage screen, the most permissible
Further cross the impurity such as the dust in air filtering, Semen Salicis babylonicae cum pilus, prevent impurity from entering through air channel and enter into engine room inside, be scattering into
The heat sink surface of oil cooling radiator so that it is heat-sinking capability causes the phenomenon that oil temperature is high to occur when declining.
Embodiment 3
Rain cover 4 is arranged on the first air channel 1 and top in the second air channel 2 by pressing plate 6, and rain cover 4 is cambered surface cover, two
It is connected with the medial wall in the first air channel 1 and the medial wall at the second top, air channel 2 respectively bottom rain cover 4, the top of two rain covers 4
Portion the most upwards stretches out, and the top end of the rain cover 4 being connected with the first air channel 1 is positioned at the first lateral wall, air channel 1
Outside, rain cover 4 limits the port outside towards the first air channel 1 in the first air channel 1, the rain cover 4 being connected with the second air channel 2
Top end is positioned at the outside of the second lateral wall, air channel 2, and rain cover 4 limits the port in the second air channel 2 towards outside the second air channel 2
Side, the present embodiment rain cover 4 is possible to prevent rainwater to enter engine room inside, and rain cover stretches out the first air channel port and the second air channel end
A mouth part, so has a certain degree with the first air channel 1 and the second air channel 2 shape, it may have the effect of wind gathering, increases wind speed.
The lower end of the main air duct 8 described in the present embodiment is additionally provided with acoustic filter, it is possible to reduce the noise of blower fan.
Claims (10)
1. a wind-driven generator wheel-box oil cooling auxiliary device, it is characterised in that be arranged on the top of oil cooling radiator, bag
Include rain cover, pressing plate, canvas shroud, also include the first air channel, the second air channel, main air duct and water tank, the first air channel and the second air channel
Being symmetrical arranged, described water tank is arranged between the first air channel and the second air channel, the first described air channel and the second air channel and master
Air channel connects, and the first air channel and the second air channel are arranged on Generator side out of my cabin, and main air duct is arranged on inside electromotor cabin, institute
The first air channel stated and the second air channel are the reducing air channel gradually narrowing caliber inside lateral.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 1, it is characterised in that the first wind
The port in road and the port in the second air channel are separately positioned on the both sides above the central symmetry axis of oil cooling radiator.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 2, it is characterised in that the first wind
Road, the second air channel seamlessly transit formation Y type air channel with main air duct.
4. according to a kind of wind-driven generator wheel-box oil cooling auxiliary device described in claim 1-3 any one, its feature
Being, the lower end of main air duct is connected with oil cooling fan.
5. according to a kind of wind-driven generator wheel-box oil cooling auxiliary device described in claim 1-3 any one, its feature
Being, also include tank, described water tank is connected with tank by pump, and water tank is provided with water quantity monitoring device.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 5, it is characterised in that water tank leads to
Piping is connected with oil cooling radiator with pump, and the water in water tank forms circulation waterway by pipeline.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 1, it is characterised in that the first wind
The port in road and the port in the second air channel are respectively arranged with drainage screen.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 1, it is characterised in that rain cover
Being arranged on the first air channel and the top in the second air channel by pressing plate, rain cover is cambered surface cover, respectively with bottom two rain covers
The medial wall in one air channel and the medial wall at the second top, air channel connect, and the top of two rain covers the most upwards stretches out, and
The top end of the rain cover being connected with the first air channel is positioned at the outside of the first lateral wall, air channel, and rain cover limits the first air channel
Port is towards the outside in the first air channel, and the top end of the rain cover being connected with the second air channel is positioned at outside the second lateral wall, air channel
Side, rain cover limits the port outside towards the second air channel in the second air channel.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 1, it is characterised in that described
The lower end of main air duct is provided with acoustic filter.
A kind of wind-driven generator wheel-box oil cooling auxiliary device the most according to claim 8, it is characterised in that two
The top of rain cover extends downwardly and outwardly after the most upwards stretching out sleekly, and the free end of rain cover is higher than rain cover
Bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620582956.1U CN205715602U (en) | 2016-06-15 | 2016-06-15 | A kind of wind-driven generator wheel-box cold auxiliary device of oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620582956.1U CN205715602U (en) | 2016-06-15 | 2016-06-15 | A kind of wind-driven generator wheel-box cold auxiliary device of oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205715602U true CN205715602U (en) | 2016-11-23 |
Family
ID=57306865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620582956.1U Expired - Fee Related CN205715602U (en) | 2016-06-15 | 2016-06-15 | A kind of wind-driven generator wheel-box cold auxiliary device of oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205715602U (en) |
-
2016
- 2016-06-15 CN CN201620582956.1U patent/CN205715602U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20190615 |