CN209706729U - A kind of blade of vertical axis wind turbine deflection measuring apparatus - Google Patents
A kind of blade of vertical axis wind turbine deflection measuring apparatus Download PDFInfo
- Publication number
- CN209706729U CN209706729U CN201822162523.2U CN201822162523U CN209706729U CN 209706729 U CN209706729 U CN 209706729U CN 201822162523 U CN201822162523 U CN 201822162523U CN 209706729 U CN209706729 U CN 209706729U
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- Prior art keywords
- blade
- vertical axis
- wind turbine
- measuring apparatus
- axis wind
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Abstract
The utility model discloses a kind of blade of vertical axis wind turbine deflection measuring apparatus, including bottom bar, the both ends of the bottom bar are welded with setting column, and the middle position for erectting column is equipped with telescopic rod, the top for erectting column is welded with fixing hoop, is equipped with blade between the fixing hoop, leather sheath is cased on the blade, and the side of leather sheath is connected with drawstring, the tail end connection of the drawstring pulls box, and box is pulled to be slidably mounted on bottom bar.The utility model is by being arranged in parallel sliding bar in blade side, and gauge rod is connected using 8 font lantern rings, when blade is by arrival motive force, deformation occurs, push gauge rod to contact it with leather sheath, according to the scale on gauge rod come cross section centroid when recording bending deformation along the line position in direction perpendicular to the axis, carrying out that amount of deflection is calculated according to moving formula, due to pulling the gauge rod on box and 8 font lantern rings that can move, convenient for detecting the amount of deflection of different location.
Description
Technical field
The utility model relates to a kind of deflection measuring apparatus, in particular to a kind of blade of vertical axis wind turbine deflection metrology dress
It sets.
Background technique
Blade is important one of the component part of vertical axis windmill, since blade bears very high centrifugal load and curved
Square, service life become vertical axis windmill designer very concern.Meanwhile blade is under Dynamic Loading
Deformation produces bigger effect the aeroperformance of wind energy conversion system, and studying amount of deflection variation of the blade in rotary course helps to analyze leaf
The mechanism of action of piece and flow field also provides foundation for the strength and stiffness design of blade, becomes having for wind energy conversion system normal work
Benefit ensures.
Therefore needing to carry out amount of deflection detection to blade, but structure is complicated for existing deflection measuring apparatus, detection is very inconvenient,
And existing detection device can not record the curve of blade deformation, for this purpose, I proposes that a kind of blade of vertical axis wind turbine amount of deflection is surveyed
Measure device.
Utility model content
The main purpose of the utility model is to provide a kind of blade of vertical axis wind turbine deflection measuring apparatus, by leaf
Sliding bar is arranged in parallel in piece side, and is connected gauge rod using 8 font lantern rings, and when blade is by arrival motive force, deformation occurs,
Push gauge rod contact it with leather sheath, according to the scale on gauge rod come cross section centroid when recording bending deformation along perpendicular to the axis
The line position in direction according to shifting formula carries out that amount of deflection is calculated, due to pulling the gauge rod on box and 8 font lantern rings that can move
It is dynamic, convenient for detecting the amount of deflection of different location, it can effectively solve the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of blade of vertical axis wind turbine deflection measuring apparatus, including bottom bar, the both ends welding of the bottom bar
There is setting column, and the middle position for erectting column is equipped with telescopic rod, the top for erectting column is welded with fixing hoop, described solid
Determine that blade is installed between clip, the side that leather sheath and leather sheath are cased on the blade is connected with drawstring, the tail of the drawstring
End connection pulls box, and box is pulled to be slidably mounted on bottom bar, and the side of the blade is equipped with sliding bar in parallel, and slides
The both ends of bar are fixedly welded with magnet Attraction block, and the magnet Attraction block is adsorbed on fixing hoop and is cased with 8 on the sliding bar
Font lantern ring, and another through-hole of 8 font lantern rings is equipped with gauge rod, one end of the gauge rod is against on leather sheath.
Further, parallel between the blade and bottom bar to be equipped with plastotype frame, and rubber cement is filled in plastotype frame,
The rubber cement protrudes from plastotype frame frame.
Further, the both ends of the plastotype frame are welded with connection ring, and connect ring set on telescopic rod.
Further, the inner cavity for pulling box is equipped with pitch of the laps motor, the output axis connection shaft of the pitch of the laps motor
And drawstring is wound in shaft.
Further, the setting column is vertically arranged with bottom bar.
Compared with prior art, the utility model has the following beneficial effects:
1, the utility model is by being arranged in parallel sliding bar in blade side, and is connected gauge rod using 8 font lantern rings, when
When blade is by arrival motive force, deformation occurs, pushes gauge rod to contact it with leather sheath, bending is recorded according to the scale on gauge rod
Cross section centroid according to shifting formula carries out that amount of deflection is calculated, due to pulling along the line position in direction perpendicular to the axis when deformation
Gauge rod on box and 8 font lantern rings can move, convenient for detecting the amount of deflection of different location.
2, the utility model is by being arranged telescopic rod on the setting column of support blade, convenient for increasing bottom transverse according to demand
The distance between bar and blade increase flexibility to adjust the effect for the power that blade is subject to.
3, the utility model is set up by the side in vane stress filled with rubber cement, when vane stress is bent
Afterwards, it due to the plasticity of rubber cement itself, so that the curved shape of blade is imprinted on rubber cement, observes and records convenient for user
Curved curve.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of blade of vertical axis wind turbine deflection measuring apparatus of the utility model.
Fig. 2 is a kind of side structure schematic view of blade of vertical axis wind turbine deflection measuring apparatus of the utility model.
Fig. 3 is a kind of pulling box structure schematic diagram of blade of vertical axis wind turbine deflection measuring apparatus of the utility model.
Fig. 4 is a kind of gauge rod of blade of vertical axis wind turbine deflection measuring apparatus of the utility model and sliding bar connection structure
Schematic diagram.
In figure: 1, bottom bar；2, drawstring；3, box is pulled；4, plastotype frame；5, column is erect；6, telescopic rod；7, magnet adsorbs
Block；8, sliding bar；9, leather sheath；10, gauge rod；11, blade；12, fixing hoop；13, rubber cement；14, connection ring；15, pitch of the laps electricity
Machine；16,8 font lantern ring.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of blade of vertical axis wind turbine deflection measuring apparatus, including bottom bar 1, the bottom transverse
The both ends of bar 1, which are welded with, erects column 5, and the middle position for erectting column 5 is equipped with telescopic rod 6, the top welding for erectting column 5
There is fixing hoop 12, blade 11 is installed between the fixing hoop 12, leather sheath 9 and leather sheath 9 are cased on the blade 11
Side is connected with drawstring 2, and the tail end connection of the drawstring 2 pulls box 3, and box 3 is pulled to be slidably mounted on bottom bar 1, institute
The side for stating blade 11 is equipped with sliding bar 8 in parallel, and the both ends of sliding bar 8 are fixedly welded with magnet Attraction block 7, and the magnet is inhaled
It is adsorbed on for attached piece 7 on fixing hoop 12 and is cased with 8 font lantern rings 16 on the sliding bar 8, and another through-hole of 8 font lantern rings 16 is set
There is gauge rod 10, one end of the gauge rod 10 is against on leather sheath 9.
In the present embodiment (as shown in Figs 1-4), by the way that sliding bar 8 is arranged in parallel in 11 side of blade, and 8 font sets are utilized
Ring 16 connects gauge rod 10, and when blade 11 is by arrival motive force, deformation occurs, pushes gauge rod 10 to contact it with leather sheath 9, root
According to the scale on gauge rod 10 come cross section centroid when recording bending deformation along the line position in direction perpendicular to the axis, according to shifting formula
It carries out that amount of deflection is calculated, due to pulling the gauge rod 10 on the font of box 3 and 8 lantern ring 16 that can move, convenient for detecting different positions
The amount of deflection set.
Wherein, parallel between the blade 11 and bottom bar 1 to be equipped with plastotype frame 4, and rubber cement is filled in plastotype frame 4
13, the rubber cement 13 protrudes from 4 frame of plastotype frame.
In the present embodiment (as shown in Figure 2), the curved shape of blade 11 is recorded using rubber cement 13.
Wherein, the both ends of the plastotype frame 4 are welded with connection ring 14, and 14 sets of connection ring on telescopic rod 6.
In the present embodiment (as shown in Figure 1), guarantee the position of plastotype frame 4.
Wherein, the inner cavity for pulling box 3 is equipped with pitch of the laps motor 15, the output axis connection shaft of the pitch of the laps motor 15
And drawstring 2 is wound in shaft.
In the present embodiment (as shown in Figure 3), power is provided for 11 deformation of blade.
Wherein, the setting column 5 is vertically arranged with bottom bar 1.
In the present embodiment (as shown in Figure 1), guarantee that bottom bar 1 is parallel with blade 11.
It should be noted that the utility model is a kind of blade of vertical axis wind turbine deflection measuring apparatus, when work, will slide
The magnet Attraction block 7 at 8 both ends of lever is adsorbed on respectively on fixing hoop 12, so that the leaf between sliding bar 8 and fixing hoop 12
Piece 11 is parallel, and then starting pulls the pitch of the laps motor 15 in box 3, using pulling box 3 that drawstring 2 is driven to wind, so that drawstring 2 combines
Leather sheath 9 pulls blade 11, so that deformation occurs for blade 11,8 font lantern rings 16 then will be slided, so that on 8 font lantern rings 16
Gauge rod 10 is aligned with leather sheath 9, so gauge rod 10 is pushed to make to contact with leather sheath 9, is recorded bending deformation according to the scale on gauge rod 10
When cross section centroid carrying out that amount of deflection is calculated according to moving formula along the line position in direction perpendicular to the axis, and when blade 11 is sent out
When raw deformation, blade 11 can squeeze the rubber cement 13 on plastotype frame 4 parallel with it, due to the plasticity of rubber cement 13, so that
The curved shape of blade 11 reflects on rubber cement 13, observes and record curved curve convenient for user, wherein due to pulling box
3 are slidably connected at 16 sets of bottom bar 1 and 8 font lantern rings on sliding bar 8, will be corresponding when detecting the amount of deflection of different location
Device be moved to the position, increase flexibility and increased when needing to detect the deformation under different power by telescopic rod 6
The length of column 5 is erect, thus increase the distance between bottom bar 1 and blade 11, to adjust the effect for the power that blade 11 is subject to,
Increase flexibility.
The bottom bar 1 of the utility model, pulls box 3, plastotype frame 4, erects column 5, telescopic rod 6, magnet absorption drawstring 2
Block 7, sliding bar 8, leather sheath 9, gauge rod 10, blade 11, fixing hoop 12, rubber cement 13, connection ring 14, the word of pitch of the laps motor 15 and 8
The components such as jacket ring 16 are universal standard part or component as known to those skilled in the art, and structure and principle are all this technology
Personnel can learn by technical manual or know by routine experiment method that the utility model passes through parallel in 11 side of blade
Sliding bar 8 is set, and is connected gauge rod 10 using 8 font lantern rings 16, when blade 11 is by arrival motive force, deformation occurs, pushes away
Momentum bar 10 contacts it with leather sheath 9, according to the scale on gauge rod 10 come cross section centroid edge and axis when recording bending deformation
The line position of vertical direction according to shifting formula carries out that amount of deflection is calculated, due to pulling the gauge rod on the font of box 3 and 8 lantern ring 16
10 can move, convenient for detecting the amount of deflection of different location.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of blade of vertical axis wind turbine deflection measuring apparatus, including bottom bar (1), it is characterised in that: the bottom transverse
The both ends of bar (1), which are welded with, erects column (5), and the middle position for erectting column (5) is equipped with telescopic rod (6), the setting column (5)
Top be welded with fixing hoop (12), be equipped with blade (11) between the fixing hoop (12), covered on the blade (11)
There is the side of leather sheath (9) and leather sheath (9) to be connected with drawstring (2), the tail end connection of the drawstring (2) pulls box (3), and draws
Dynamic box (3) are slidably mounted on bottom bar (1), and the side of the blade (11) is equipped with sliding bar (8) in parallel, and sliding bar
(8) both ends are fixedly welded with magnet Attraction block (7), and the magnet Attraction block (7) is adsorbed on the cunning on fixing hoop (12)
8 font lantern rings (16) are cased in lever (8), and another through-hole of 8 font lantern rings (16) is equipped with gauge rod (10), the gauge rod (10)
One end be against on leather sheath (9).
2. a kind of blade of vertical axis wind turbine deflection measuring apparatus according to claim 1, it is characterised in that: the blade
(11) parallel between bottom bar (1) to be equipped with plastotype frame (4), and rubber cement (13) are filled in plastotype frame (4), the rubber
Mud (13) protrudes from plastotype frame (4) frame.
3. a kind of blade of vertical axis wind turbine deflection measuring apparatus according to claim 2, it is characterised in that: the plastotype
The both ends of frame (4) are welded with connection ring (14), and connection ring (14) covers on telescopic rod (6).
4. a kind of blade of vertical axis wind turbine deflection measuring apparatus according to claim 1, it is characterised in that: the pulling
The inner cavity of box (3) is equipped with pitch of the laps motor (15), is wound in the output axis connection shaft and shaft of the pitch of the laps motor (15)
There are drawstring (2).
5. a kind of blade of vertical axis wind turbine deflection measuring apparatus according to claim 1, it is characterised in that: the setting
Column (5) is vertically arranged with bottom bar (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162523.2U CN209706729U (en) | 2018-12-23 | 2018-12-23 | A kind of blade of vertical axis wind turbine deflection measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822162523.2U CN209706729U (en) | 2018-12-23 | 2018-12-23 | A kind of blade of vertical axis wind turbine deflection measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209706729U true CN209706729U (en) | 2019-11-29 |
Family
ID=68636750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822162523.2U Expired - Fee Related CN209706729U (en) | 2018-12-23 | 2018-12-23 | A kind of blade of vertical axis wind turbine deflection measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209706729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044007A (en) * | 2019-12-31 | 2020-04-21 | 山东科技大学 | On-line monitoring system and monitoring method for transverse deformation of filling body |
| CN111044006A (en) * | 2019-12-31 | 2020-04-21 | 山东科技大学 | On-line monitoring system and monitoring method for deformation of filling body |
-
2018
- 2018-12-23 CN CN201822162523.2U patent/CN209706729U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044007A (en) * | 2019-12-31 | 2020-04-21 | 山东科技大学 | On-line monitoring system and monitoring method for transverse deformation of filling body |
| CN111044006A (en) * | 2019-12-31 | 2020-04-21 | 山东科技大学 | On-line monitoring system and monitoring method for deformation of filling body |
| CN111044006B (en) * | 2019-12-31 | 2021-02-05 | 山东科技大学 | On-line monitoring system and monitoring method for deformation of filling body |
| CN111044007B (en) * | 2019-12-31 | 2021-02-05 | 山东科技大学 | On-line monitoring system and monitoring method for transverse deformation of filling body |
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| 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: 20191129 Termination date: 20201223 |