CN206860371U - A kind of flange join type wind-power tower - Google Patents
A kind of flange join type wind-power tower Download PDFInfo
- Publication number
- CN206860371U CN206860371U CN201720496016.5U CN201720496016U CN206860371U CN 206860371 U CN206860371 U CN 206860371U CN 201720496016 U CN201720496016 U CN 201720496016U CN 206860371 U CN206860371 U CN 206860371U
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- CN
- China
- Prior art keywords
- flange
- cylinder
- seal closure
- type wind
- bolt
- 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.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Wind Motors (AREA)
Abstract
The utility model discloses a kind of flange join type wind-power tower, including multistage cylinder, adjacent two sections of cylinders are connected by flange, the end face of cylinder one end is provided with the groove of annular, the end face of the other end is provided with the boss of annular, the boss of cylinder is stretched into the groove of cylinder adjacent thereto, and the first sealing gasket is provided between boss and groove；Flange includes upper flange and lower flange, and upper flange and lower flange are welded in the connection end inwall of two sections of adjacent cylinders, be connected between upper flange and lower flange by bolt；The outside covering of flange is provided with seal closure, and the edge of seal closure is connected with the inwall of cylinder.By the way that flange and bolt are arranged in closed space, the moisture of outside is avoided to enter seal closure, prevent flange and bolt by corrosion, so as to which ensure that flange and bolt keeps higher bonding strength in long time, extend the service life of flange and bolt, frequency of maintenance is reduced, reduces maintenance cost.
Description
Technical field
It the utility model is related to field of wind power equipment, and in particular to a kind of flange join type wind-power tower.
Background technology
Wind-power tower is the support member of wind-driven generator complete machine, predominantly tubular structure, and wind-power tower needs to bear respectively
Kind extreme loads, tower belong to slim-lined construction, are easier that flexing unstability occurs, therefore anti-flexion capabilities are for the safety of tower
Stability is most important.Whole wind-power tower is joined between generally falling into three to four sections, every two sections by flange and high-strength bolt
Pick up and.Flange connection between tower can strengthen the anti-flexion capabilities of tower.
Existing adpting flange typically uses conventional structure, positioned at the outside of tower, Application No. 201521071446.X
Utility model patent provide a kind of high flange of coupling stiffness, the outside of tower is also mounted in, due to the usual position of tower
In height above sea level is higher, area of awful weather, the weather such as often there is heavy rain, strong wind, be exposed to the sun, causing flange and connecting bolt quilt
Quickly, using that can influence bonding strength after a period of time, later maintenance is frequent for the speed of corrosion, and maintenance cost is high.
Utility model content
The purpose of this utility model is to provide a kind of flange join type wind-power tower, can slow down flange and bolt is rotten
The speed of erosion, extend the service life of flange and bolt, to reduce frequency of maintenance, reduce maintenance cost.
What the purpose of this utility model was realized in：A kind of flange join type wind-power tower, including multistage cylinder are adjacent
Two sections of cylinders are connected by flange, and the end face of described cylinder one end is provided with the groove of annular, and the end face of the other end is provided with ring
The boss of shape, the boss of the cylinder is stretched into the groove of cylinder adjacent thereto, and first is provided between boss and groove
Sealing gasket；The flange includes upper flange and lower flange, and the upper flange and lower flange are welded in the company of two sections of adjacent cylinders
End inwall is connect, is connected between upper flange and lower flange by bolt；The outside covering of the flange is provided with seal closure, described close
The edge of sealing cover is connected with the inwall of cylinder.
Further, it is provided with crash roll between the upper flange and lower flange.
Further, the seal closure includes upper seal closure and lower seal closure, between the upper seal closure and lower seal closure
The second sealing gasket is provided with, and upper seal closure is connected with lower seal closure by screw, the upper seal closure and lower seal closure and cylinder
The 3rd sealing gasket is provided between the inwall of body, and upper seal closure and lower seal closure are connected by screw with cylinder.
Further, the cylinder lateral wall positioned at bottommost is provided with horizontal rotating shaft, and one end of the rotating shaft is located at cylinder
Outer and be provided with outer flabellum, the other end be located at that cylinder is interior and be provided with first bevel gear, and the bottom of the cylinder lumen is provided with perpendicular
Straight power transmission shaft, the upper end of the power transmission shaft are provided with interior flabellum, and middle part is provided with second bevel gear, the second bevel gear with
First bevel gear engages, and is provided with venthole on the cylinder lateral wall above the interior flabellum, on the cylinder lateral wall below interior flabellum
It is provided with air admission hole.
Further, filter screen, filter opening a diameter of 2mm to 3mm of the filter screen are provided with the air admission hole.
Further, the external port of the venthole is provided with the plastic dam of covering venthole, the plastic dam
Top is installed on cylinder by the bearing pin of level.
The beneficial effects of the utility model are：Flange and bolt are arranged at inner barrel, and there is provided covering flange
Seal closure, completely cutting off the moisture in air in tower, the moisture that effectively prevent in tower carries out corrosion to flange and bolt,
In addition, by setting the first sealing gasket between adjacent two cylinder, the sky that avoids the air of external humidification from entering inside seal closure
Between, effectively prevent moisture outside tower and corrosion carried out to flange and bolt, so as to ensure that flange and bolt very long
Time in keep higher bonding strength, extend the service life of flange and bolt, reduce frequency of maintenance, reduce dimension
Protect cost.
Brief description of the drawings
Fig. 1 is the connection diagram between adjacent two cylinder of the utility model.
Fig. 2 is the aeration structure schematic diagram of the utility model tower.
Reference：1-cylinder；2-upper flange；3-lower flange；4-bolt；5-boss；6-crash roll；7-the
One sealing gasket；8-seal closure；9-the second sealing gasket；10-the three sealing gasket；11-rotating shaft；12-outer flabellum；13-transmission
Axle；14-interior flabellum；15-venthole；16-air admission hole；17-filter screen；18-plastic dam.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, a kind of flange join type wind-power tower of the present utility model, including multistage cylinder 1 are adjacent
Two sections of cylinders 1 are connected by flange,
The end face of described one end of cylinder 1 is provided with the groove of annular, and the end face of the other end is provided with the boss 5 of annular, institute
The boss 5 for stating cylinder 1 is stretched into the groove of cylinder 1 adjacent thereto, and the first sealing gasket 7 is provided between boss 5 and groove；
The flange includes upper flange 2 and lower flange 3, and the upper flange 2 and lower flange 3 are welded in two sections of adjacent cylinders
1 connection end inwall, it is connected between upper flange 2 and lower flange 3 by bolt 4；
The outside covering of the flange is provided with seal closure 8, and the edge of the seal closure 8 is connected with the inwall of cylinder 1.
In general pipeline is used to transport, and diameter is smaller, and flange can not be installed on inside pipeline, and the internal diameter of blower fan tower barrel
Greatly, there is enough spaces, installation difficulty will not be increased.Boss 5 and being provided with for groove are carried out beneficial between adjacent two cylinder 1
Alignment, and with preferably waterproof effect.Seal closure 8 avoids itself getting rusty using waterproof materials such as plastics.The present apparatus is by flange
The inside of cylinder 1 is arranged at bolt 4, and is provided with the seal closure 8 of covering flange, has completely cut off the moisture in air in tower,
The moisture that effectively prevent in tower carries out corrosion to flange and bolt 4, in addition, by being set between adjacent two cylinder 1
First sealing gasket 7, the space for avoiding the air of external humidification from entering inside seal closure 8, effectively prevent the moisture outside tower
Corrosion is carried out to flange and bolt 4, so as to which ensure that flange and bolt 4 keeps higher connection strong in long time
Degree, extends the service life of flange and bolt 4, reduces frequency of maintenance, reduce maintenance cost.
Further, crash roll 6 is provided between the upper flange 2 and lower flange 3, crash roll 6 uses rubber blanket, had
Certain cushioning effect, impulsive force can be slowed down during earthquake, improve the stability of tower.
Further, the seal closure 8 includes upper seal closure and lower seal closure, between the upper seal closure and lower seal closure
The second sealing gasket 9 is provided with, and upper seal closure is connected with lower seal closure by screw, the upper seal closure and lower seal closure and cylinder
The 3rd sealing gasket 10 is provided between the inwall of body 1, and upper seal closure and lower seal closure are connected by screw with cylinder 1.Pass through
Second sealing gasket 9 and the 3rd sealing gasket 10 are set, strengthen sealing effectiveness.
Many power equipments can be set in tower, power equipment generates heat when running, and causes the temperature in tower to raise, because
This is, it is necessary to good aeration radiation system, specifically, the side wall of cylinder 1 positioned at bottommost is provided with horizontal rotating shaft 11, it is described
One end of rotating shaft 11 is located at outside cylinder 1 and is provided with outer flabellum 12, and the other end is located in cylinder 1 and is provided with first bevel gear,
The bottom of the inner chamber of cylinder 1 is provided with vertical power transmission shaft 13, and the upper end of the power transmission shaft 13 is provided with interior flabellum 14, and middle part is set
Second bevel gear is equipped with, the second bevel gear engages with first bevel gear, is set in the side wall of cylinder 1 of the interior top of flabellum 14
Venthole 15 is equipped with, air admission hole 16 is provided with the side wall of cylinder 1 of the interior lower section of flabellum 14.The direction and fan blade of outer flabellum 12
Direction it is identical, the time rotated windward, the longer the better.Outer flabellum 12 can drive the He of rotating shaft 11 when rotating under the action of the forces of the wind
First bevel gear rotates, and first bevel gear drives second bevel gear and power transmission shaft 13 to rotate, and power transmission shaft 13 drives interior 14 turns of flabellum
Dynamic, interior flabellum 14 drives the rapid air movement in tower, and partial air is drained into outside tower by venthole 15, and air velocity adds
When fast, air pressure reduces, and outside air enters tower by air admission hole 16 under atmospheric pressure, further driven in tower
Air discharged from venthole 15, realize air exchange, play a part of radiating.
In order to avoid the large volume such as leaf impurity enters in tower, filter screen 17, the filter are provided with the air admission hole 16
Filter opening a diameter of 2mm to 3mm of net 17.The external port of the venthole 15 is provided with the plastic dam 18 of covering venthole 15,
The top of the plastic dam 18 is installed on cylinder 1 by the bearing pin of level.When gas outflows from venthole 15 to venthole 15
When dynamic, air-flow promotes plastic dam 18 to rotate, and occurs gap between plastic dam 18 and cylinder 1, and air-flow is discharged by gap, when
When wind outside cylinder 1 is to plastic dam 18, plastic dam 18 is blocked and is adjacent to cylinder 1, and the debris for avoiding carrying in wind leads to
Venthole 15 is crossed to enter in cylinder 1.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of flange join type wind-power tower, including multistage cylinder（1）, adjacent two sections of cylinders（1）It is connected by flange, it is special
Sign is：The cylinder（1）The end face of one end is provided with the groove of annular, and the end face of the other end is provided with the boss of annular（5）,
The cylinder（1）Boss（5）Stretch into cylinder adjacent thereto（1）Groove in, and boss（5）Is provided between groove
One sealing gasket（7）；The flange includes upper flange（2）And lower flange（3）, the upper flange（2）And lower flange（3）It is welded in two
Duan Xianglin cylinder（1）Connection end inwall, upper flange（2）And lower flange（3）Between pass through bolt（4）It is connected；The flange
Outside covering be provided with seal closure（8）, the seal closure（8）Edge and cylinder（1）Inwall be connected.
A kind of 2. flange join type wind-power tower according to claim 1, it is characterised in that：The upper flange（2）With under
Flange（3）Between be provided with crash roll（6）.
A kind of 3. flange join type wind-power tower according to claim 1, it is characterised in that：The seal closure（8）Including
Upper seal closure and lower seal closure, the second sealing gasket is provided between the upper seal closure and lower seal closure（9）, and upper seal closure and
Lower seal closure is connected by screw, the upper seal closure and lower seal closure and cylinder（1）Inwall between be provided with the 3rd sealing
Pad（10）, and upper seal closure and lower seal closure pass through screw and cylinder（1）It is connected.
A kind of 4. flange join type wind-power tower according to claim 1, it is characterised in that：Positioned at the cylinder of bottommost
（1）Side wall is provided with horizontal rotating shaft（11）, the rotating shaft（11）One end be located at cylinder（1）It is outer and be provided with outer flabellum
（12）, the other end is located at cylinder（1）It is interior and be provided with first bevel gear, the cylinder（1）The bottom of inner chamber is provided with vertical biography
Moving axis（13）, the power transmission shaft（13）Upper end be provided with interior flabellum（14）, middle part is provided with second bevel gear, second cone
Gear engages with first bevel gear, the interior flabellum（14）The cylinder of top（1）Venthole is provided with side wall（15）, interior flabellum
（14）The cylinder of lower section（1）Air admission hole is provided with side wall（16）.
A kind of 5. flange join type wind-power tower according to claim 4, it is characterised in that：The air admission hole（16）Inside set
It is equipped with filter screen（17）, the filter screen（17）Filter opening a diameter of 2mm to 3mm.
A kind of 6. flange join type wind-power tower according to claim 5, it is characterised in that：The venthole（15）It is outer
Port is provided with covering venthole（15）Plastic dam（18）, the plastic dam（18）Top pass through horizontal bearing pin and pacify
Loaded on cylinder（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720496016.5U CN206860371U (en) | 2017-05-06 | 2017-05-06 | A kind of flange join type wind-power tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720496016.5U CN206860371U (en) | 2017-05-06 | 2017-05-06 | A kind of flange join type wind-power tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860371U true CN206860371U (en) | 2018-01-09 |
Family
ID=60823483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720496016.5U Expired - Fee Related CN206860371U (en) | 2017-05-06 | 2017-05-06 | A kind of flange join type wind-power tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860371U (en) |
-
2017
- 2017-05-06 CN CN201720496016.5U patent/CN206860371U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180109 |