CN207485930U - A kind of wind turbine damping spring damper - Google Patents
A kind of wind turbine damping spring damper Download PDFInfo
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- CN207485930U CN207485930U CN201721413170.8U CN201721413170U CN207485930U CN 207485930 U CN207485930 U CN 207485930U CN 201721413170 U CN201721413170 U CN 201721413170U CN 207485930 U CN207485930 U CN 207485930U
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- damping spring
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- damping
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Abstract
The utility model provides a kind of wind turbine damping spring damper, including upper shell block and lower shell seat, the upper shell block and lower shell seat combine to form a cavity volume, axially extending damping spring is equipped in the cavity volume, the locating piece on the upper end of damping spring setting damping spring, the centre of locating piece is equipped with the first hole on the damping spring, and the centre of shell block is equipped with the second hole on described；Bolt and nut component is further included, the bolt and nut component includes axially extending bolt and the nut being sleeved on the bolt, and the bolt passes through first hole and the second hole, and the bolt is fixed after being upward through the second hole with fixing nut；The lower plane of the nut is resisted against the upper plane of locating piece on the damping spring.A kind of wind turbine damping spring damper of the utility model equipped with the lateral damping rubber pad of spring, increases lateral damping, prevents equipment from easily rocking, damping, vibration isolating effect are good；Equipped with bolt and nut component, it is horizontal that wind turbine pedestal is adjusted.
Description
Technical field
The utility model belongs to cushion technique field, and in particular to a kind of wind turbine damping spring damper.
Background technology
Wind turbine is as a kind of universal machine having a large capacity and a wide range, and applied to each field of all trades and professions, wind turbine is a kind of rotation again
Favourable turn tool, it is bulky, it is formed by steel plate and frame welding, mechanically belonging to, which is also easy to produce rotation vibrations, makes basic workshop
Forming apparatus premature breakdown or the product for causing personnel's discomfort.So the damping, vibration isolation to wind turbine are extremely important.
The ST types aluminium alloy damping spring damper of Fig. 1 and the ZTA type damping spring dampers of Fig. 2 are currently used two
Kind damping spring damper.ST type aluminium alloy damping spring dampers, housing use aluminium alloy compression casting, damper bottom bolts hole
It can be fixed with equipment, suitable for small-sized fan；Its advantage is simple for process, cheap；Shortcoming is that damping, vibration isolating effect are poor,
It particularly on horizontal rigidity, does not damp laterally, equipment is easily rocked, it is impossible to adjust pedestal horizontal.ZTA type damping spring dampers,
Housing is formed using carbon steel sheet precision stamping, and damper bottom is generally not required to fix, but can increase strap bolt hole by user's requirement
Bottom mounting plate, it is convenient to be fixed with equipment, suitable for medium-and-large-sized wind turbine；Its advantage is that technique is general, moderate；Shortcoming is
Damping, vibration isolating effect are general, particularly on horizontal rigidity, do not damp laterally, equipment is easily rocked, it is impossible to adjust pedestal horizontal.
Chinese patent application No. is 201310606687.9 discloses a kind of damper, and housing uses steel plate bending,
Each part aims at some heavy nuclear island safety class equipments such as nuclear power station to be welded, if containment recycles cold group, during earthquake
The strength of produced big load, common damper are difficult to bear in the equipment of the occasion of such big load；The damping of this patent
The advantages of device is that aim at nuclear power design, complex process, higher price, installation and debugging more demanding, although shortcoming is damping, vibration isolation
Effect is preferable, has anti-shake caging bolt, but pedestal cannot be adjusted horizontal.
Utility model content
The purpose of this utility model is to overcome deficiencies of the prior art, provide a kind of wind turbine damping spring damping
Device.
In order to achieve the above object, the utility model is achieved through the following technical solutions：
A kind of wind turbine damping spring damper, which is characterized in that including upper shell block and lower shell seat, the upper shell block is under
Shell block combines to form a cavity volume, and axially extending damping spring is equipped in the cavity volume, is set in the upper end of the damping spring
Locating piece on damping spring is put, the centre of locating piece is equipped with the first hole, the centre of shell block on described on the damping spring
Equipped with the second hole；Bolt and nut component is further included, the bolt and nut component includes axially extending bolt and is sleeved on the spiral shell
Nut on bolt, the bolt pass through first hole and the second hole, and the bolt is upward through behind the second hole with fixed spiral shell
Mother is fixed；The lower plane of the nut is resisted against the upper plane of locating piece on the damping spring.
Preferred embodiment according to the present utility model, it is on semicircular that the upper shell block, which includes upper flat plate and two sections,
Fixed plate, the upper flat plate are located at the top of fixed plate, and the lower plane of fixed plate from the upper flat plate is downward
Axially extending, second hole is located at the centre of the upper flat plate；The lower shell seat includes lower tablet and bottom plate, under described
Fixed plate band is jagged, section is round, oval or rectangular, and the lower tablet is located at the lower section of the bottom plate, described
The upper plane of bottom plate from the lower tablet axially upwardly extends；The upper mounted plate of the upper shell block can be inserted into the lower shell seat
Bottom plate.
Preferred embodiment according to the present utility model, the medial surface of the upper mounted plate of the upper shell block are laterally hindered equipped with spring
Buddhist nun's rubber pad.
Preferred embodiment according to the present utility model, the bottom of the bottom plate of the lower shell seat are equipped with round, ellipse
Or positioning rubber block under rectangular damping spring.
Preferred embodiment according to the present utility model, the upper plane of the upper flat plate of the upper shell block are equipped with upper damping rubber
Pad, the centre of damping rubber pad is equipped with third hole on described, and the bolt is passed through behind the third hole with fixed spiral shell
Mother is fixed.
Preferred embodiment according to the present utility model, the lower plane of the lower tablet of the lower shell seat are equipped with lower damping rubber
Pad.
Preferred embodiment according to the present utility model, the lower shell seat lower tablet and lower damping rubber pad it is opposite
Both sides are equipped with bolt hole.
Compared with prior art, a kind of wind turbine of the utility model is had the advantages that with damping spring damper：
(1) housing uses aluminium alloy compression casting, ensures mechanical strength, and corrosion resistance of aluminum alloy is good, and die-casting process, which is realized, to be criticized
Quantization production, it is simple for process, it is cheap；
(2) equipped with damping spring, ensure damping performance；
(3) equipped with the lateral damping rubber pad of spring, increase lateral damping, prevent equipment from easily rocking, damping, vibration isolating effect
It is good；
(4) equipped with bolt and nut component, it is horizontal that wind turbine pedestal is adjusted；
(5) damper bottom is equipped with bolt hole, can be fixed with equipment；
(6) suitable for it is small, large fan.
Description of the drawings
Fig. 1 is the structure diagram of ST type aluminium alloy damping spring dampers mentioned in background technology.
Fig. 2 is the structure diagram of ZTA type damping spring dampers mentioned in background technology.
Fig. 3 be the utility model is related to a kind of wind turbine damping spring damper structure diagram.
Fig. 4 be the utility model is related to a kind of wind turbine damping spring damper decomposition diagram.
Fig. 5 be the utility model is related to a kind of wind turbine damping spring damper installation process step 1 structure
Schematic diagram.
Fig. 6 be the utility model is related to a kind of wind turbine damping spring damper installation process step 2 structure
Schematic diagram.
Fig. 7 be the utility model is related to a kind of wind turbine damping spring damper installation process step 3 structure
Schematic diagram.
Fig. 8 be the utility model is related to a kind of wind turbine damping spring damper installation process step 4 structure
Schematic diagram.
Fig. 9 be the utility model is related to a kind of wind turbine damping spring damper installation process step 5 structure
Schematic diagram.
Figure 10 be the utility model is related to a kind of wind turbine damping spring damper installation process step 6 structure
Schematic diagram.
Figure 11 is ZTA type damping springs damper, ST type aluminium alloy damping springs damper, this practicality in Application Example
Novel damper is separately mounted on wind turbine, detect A at, at B, at C, at D1, at D2, at D3, at D4 respectively in X-axis, Y
Fan vibration on axis, Z-direction measures.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 3-4, a kind of wind turbine damping spring damper 1 of the utility model, including upper shell block 11 and lower shell seat
12, the upper shell block 11 and the combination of lower shell seat 12 form a cavity volume 13, and axially extending damping spring is equipped in the cavity volume 13
14, the locating piece 15 on the upper end of the damping spring 14 setting damping spring, the locating piece 15 on the damping spring
Centre is equipped with the first hole 151, and the centre of shell block 11 is equipped with the second hole 111 on described；Bolt and nut component 16 is further included, it is described
Bolt and nut component 16 includes axially extending bolt 161 and the nut 162 being sleeved on the bolt 161, and the bolt 161 is worn
151 and second hole 111 of the first hole is crossed, the bolt 161 is fixed after being upward through the second hole 111 with fixing nut 17；
The lower plane of the nut 162 is resisted against the upper plane of locating piece 15 on the damping spring.
The upper shell block 11 includes upper flat plate 112 and two sections are semicircular upper mounted plate 113, the upper flat plate
112 are located at the top of fixed plate 113, and the lower plane of fixed plate 113 from the upper flat plate 112 prolongs axially downwards
It stretches, second hole 111 is located at the centre of the upper flat plate 112；The lower shell seat 12 includes lower tablet 121 and bottom plate
122, with jagged, section to be round, oval or rectangular, the lower tablet 121 is located at described lower solid the bottom plate 122
The lower section of fixed board 122, the upper plane of the bottom plate 122 from the lower tablet 121 axially upwardly extend；The upper shell block 11
Upper mounted plate 113 can be inserted into the bottom plate 122 of the lower shell seat 12.
The medial surface of the upper mounted plate 113 of the upper shell block 11 is equipped with the lateral damping rubber pad 18 of spring.The lower shell seat
The bottom of 12 bottom plate 122 is equipped with positioning rubber block 19 under round, ellipse or rectangular damping spring.The upper shell block 11
Upper flat plate 112 upper plane be equipped with upper damping rubber pad 20, on described the centre of damping rubber pad 20 be equipped with third hole
201, the bolt 161 is fixed after passing through the third hole 201 with fixed nut 17.The lower tablet of the lower shell seat 12
121 lower plane is equipped with lower damping rubber pad 21.
Bolt hole 1211 is equipped in the lower tablet 121 of the lower shell seat 12 and the opposite both sides of lower damping rubber pad 21.
A kind of wind turbine of the utility model is as follows with the installation process of damping spring damper：
Step 1, the upper fixing nut 17 of the damper of the utility model is removed in advance, then release bolt nut assembly 16
Nut 162, decline bolt 161, with profit install (as shown in Figure 5)；
Step 2, after wind turbine in place with after machine set system relative position, by wind turbine pedestal with damper is mutually level faces
When wood cushion it is high, pays attention to foundation palpus smooth (as shown in Figure 6)；
Step 3, the damper of the utility model is placed under wind turbine pedestal channel steel bottom outlet position (as shown in Figure 7)；
Step 4, adjusting the bolt and nut component 16 of damper rises bolt 161, then by upper fixing nut 17 and channel steel
Bottom outlet is slightly locked (as shown in Figure 8)；
Step 5, it with the nut 162 of open-end wrench adjustment bolt nut assembly 16 in a clockwise direction, adjusts to interim wood
Platform can (as shown in Figure 9) when can be taken off；
Step 6, upper fixing nut 17 is locked completely with wind turbine pedestal, damper bottom bolts hole 1211 is with setting when necessary
Standby basis is also fastened with bolt, that is, completes the installation (as shown in Figure 10) of damper.
A kind of other main points of the installation of the wind turbine of the utility model damping spring damper：
1) raise wind turbine pedestal pad temporarily wooden platform when, it is proposed that with claw jack；It is entirely installed with during other lifting modes
Process must not make wind turbine unit generate excessive inclination, damage unilateral stress side damper by pressure.
2) rear fan pedestal is installed for damper and keeps horizontal, damper can be by above-mentioned diagram adjusting bolt leveling.
3) in damper installation process, pay attention to the decrement of spring, if spring is compacted represent underloading without shock-proof effect,
Should give increases same size damper quantity or replacement relatively large load damper.
Application Example：
ZTA type damping springs damper, ST type aluminium alloy damping springs damper, the utility model damper pacify respectively
On wind turbine (such as Figure 11), detect at A, at B, at C, at D1, at D2, at D3, at D4 respectively in X-axis, Y-axis, Z-direction
Fan vibration measure, measurement result is as shown in table 1.
1 fan vibration measurement result of table
Conclusion：
1st, a kind of fan vibration measurement result of wind turbine of the utility model damping spring damper is in X, Y, Z axis three
Mean Oscillation is added up to be measured as 3.22 (mm/s) on direction, 3.93 (mm/s), ST types aluminium than ZTA type damping spring dampers are closed
4.53 (mm/s) of golden damping spring damper are low；
2nd, a kind of fan vibration measurement result of wind turbine damping spring damper of the utility model increases in the X-axis direction
Plus side is measured as 2.9 (mm/s) to damping subtotal Mean Oscillation, 3.4 (mm/s), ST type aluminium than ZTA type damping spring dampers
4.4 (mm/s) of alloy damping spring damper are low；
3rd, so, a kind of wind turbine of the utility model is good to the damping of vibration, vibration isolating effect with damping spring damper.
Compared with prior art, a kind of wind turbine of the utility model is had the advantages that with damping spring damper：
(1) housing uses aluminium alloy compression casting, ensures mechanical strength, and corrosion resistance of aluminum alloy is good, and die-casting process, which is realized, to be criticized
Quantization production, it is simple for process, it is cheap；
(2) equipped with damping spring, ensure damping performance；
(3) equipped with the lateral damping rubber pad of spring, increase lateral damping, prevent equipment from easily rocking, damping, vibration isolating effect
It is good；
(4) equipped with bolt and nut component, it is horizontal that wind turbine pedestal is adjusted；
(5) damper bottom is equipped with bolt hole, can be fixed with equipment；
(6) suitable for it is small, large fan.
Embodiment in the utility model is only used for illustrating the utility model, does not form to right
Limitation, other substantially equivalent replacements that those skilled in that art are contemplated that, in scope of protection of the utility model
It is interior.
Claims (7)
1. a kind of wind turbine damping spring damper, which is characterized in that including upper shell block and lower shell seat, the upper shell block and lower casing
Seat combination forms a cavity volume, is equipped with axially extending damping spring in the cavity volume, is set in the upper end of the damping spring
Locating piece on damping spring, the centre of locating piece is equipped with the first hole on the damping spring, and the centre of shell block is set on described
There is the second hole；Bolt and nut component is further included, the bolt and nut component includes axially extending bolt and is sleeved on the bolt
On nut, the bolt passes through first hole and the second hole, and the bolt is upward through behind the second hole with fixing nut
It is fixed；The lower plane of the nut is resisted against the upper plane of locating piece on the damping spring.
2. a kind of wind turbine damping spring damper according to claim 1, which is characterized in that the upper shell block includes upper
Tablet and two sections are semicircular upper mounted plate, and the upper flat plate is located at the top of fixed plate, fixed
Plate extends axially downwards from the lower plane of the upper flat plate, and second hole is located at the centre of the upper flat plate；The lower shell seat
Including lower tablet and bottom plate, the bottom plate band is jagged, section is round, ellipse or rectangular, the lower tablet
The lower section of the bottom plate is located at, the upper plane of the bottom plate from the lower tablet axially upwardly extends；The upper casing
The upper mounted plate of seat can be inserted into the bottom plate of the lower shell seat.
3. a kind of wind turbine damping spring damper according to claim 2, which is characterized in that the upper shell block it is upper solid
The medial surface of fixed board is equipped with the lateral damping rubber pad of spring.
4. a kind of wind turbine damping spring damper according to claim 3, which is characterized in that the lower shell seat it is lower solid
The bottom of fixed board is equipped with positioning rubber block under round, ellipse or rectangular damping spring.
5. a kind of wind turbine damping spring damper according to claim 2, which is characterized in that the upper of the upper shell block is put down
The upper plane of plate is equipped with upper damping rubber pad, and the centre of damping rubber pad is equipped with third hole on described, and the bolt passes through
It is fixed behind the third hole with fixed nut.
6. a kind of wind turbine damping spring damper according to claim 2, which is characterized in that the lower of the lower shell seat is put down
The lower plane of plate is equipped with lower damping rubber pad.
7. a kind of wind turbine damping spring damper according to claim 6, which is characterized in that under the lower shell seat
The opposite both sides of tablet and lower damping rubber pad are equipped with bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721413170.8U CN207485930U (en) | 2017-10-30 | 2017-10-30 | A kind of wind turbine damping spring damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721413170.8U CN207485930U (en) | 2017-10-30 | 2017-10-30 | A kind of wind turbine damping spring damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207485930U true CN207485930U (en) | 2018-06-12 |
Family
ID=62478093
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721413170.8U Active CN207485930U (en) | 2017-10-30 | 2017-10-30 | A kind of wind turbine damping spring damper |
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| Country | Link |
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| CN (1) | CN207485930U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552993A (en) * | 2019-10-12 | 2019-12-10 | 浙江师范大学 | Fan shock absorber based on magneto-rheological effect |
| CN111207427A (en) * | 2020-01-11 | 2020-05-29 | 宁波中鼎建筑设计有限公司 | Outdoor protection casing of smoke exhaust fan |
| CN111503200A (en) * | 2020-04-24 | 2020-08-07 | 无锡市江大隔振器有限公司 | Totally enclosed low frequency bottom isolator that shocks resistance |
-
2017
- 2017-10-30 CN CN201721413170.8U patent/CN207485930U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552993A (en) * | 2019-10-12 | 2019-12-10 | 浙江师范大学 | Fan shock absorber based on magneto-rheological effect |
| CN111207427A (en) * | 2020-01-11 | 2020-05-29 | 宁波中鼎建筑设计有限公司 | Outdoor protection casing of smoke exhaust fan |
| CN111503200A (en) * | 2020-04-24 | 2020-08-07 | 无锡市江大隔振器有限公司 | Totally enclosed low frequency bottom isolator that shocks resistance |
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