CN217424729U - Special dance damping device for blade tip test - Google Patents
Special dance damping device for blade tip test Download PDFInfo
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- CN217424729U CN217424729U CN202220344053.5U CN202220344053U CN217424729U CN 217424729 U CN217424729 U CN 217424729U CN 202220344053 U CN202220344053 U CN 202220344053U CN 217424729 U CN217424729 U CN 217424729U
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- supporting seat
- damping device
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Abstract
The utility model relates to a special damping device that waves of apex test, including supporting part, connecting portion and clamping part, the both ends of connecting portion bottom all are provided with the supporting part, install the middle part top of connecting portion the clamping part, connecting portion include connecting plate, first supporting seat and second supporting seat are installed respectively the both ends of connecting plate, the connecting plate slope sets up, the bottom of first supporting seat and second supporting seat all with the supporting part is connected, the middle part of connecting plate is provided with the connecting rod, the connecting rod is kept away from the one end of connecting plate with the clamping part is connected. The utility model discloses utilize the clamping part to fix the apex, then in the test process, wave, eliminate the vibration of apex from top to bottom through connecting portion, improve the precision of testing result.
Description
Technical Field
The utility model belongs to the technical field of fatigue test device technique and specifically relates to a special damping device that waves of apex test is related to.
Background
The wind power blade is a useful essential part for capturing wind energy in the wind turbine generator, the length of the blade is continuously increased along with the improvement of the capacity of a single machine of the wind turbine generator, and the fan blade can be produced in a mass production stage only through a fatigue test process according to the relevant standard requirements. With the development of large-scale wind power blades, the development of fatigue testing technology of large-scale wind power blades becomes a key bottleneck.
Because the wind-powered electricity generation blade is longer, consequently when testing, the tip part can rock from top to bottom, produces the vibration, and stability is relatively poor when detecting, influences the precision of test result.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a higher apex test of testing result precision is special to wave damping device.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
special damping device that waves of apex test, including supporting part, connecting portion and clamping part, the both ends of connecting portion bottom all are provided with the supporting part, the middle part top installation of connecting portion the clamping part, connecting portion include connecting plate, first supporting seat and second supporting seat are installed respectively the both ends of connecting plate, the connecting plate slope sets up, the bottom of first supporting seat and second supporting seat all with the supporting part is connected, the middle part of connecting plate is provided with the connecting rod, the connecting rod is kept away from the one end of connecting plate with the clamping part is connected.
Through adopting above-mentioned technical scheme, in the experimentation, utilize the clamping part to fix the apex to wave from top to bottom through the connecting plate that the connecting rod drove the bottom, the supporting seat that is located the connecting plate both ends is connected stability with the supporting part higher, can effectually alleviate the vibration in the experimentation moreover, guarantees the precision of test result, and the apex motion in-process can effectively be alleviated to the impact force at connecting plate middle part to the connecting plate that the slope set up, thereby improve equipment's life.
The present invention may be further configured in a preferred embodiment as: the first supporting seat comprises a fixing plate and a supporting arm, the bottom of the fixing plate is fixedly connected with the supporting portion, the supporting arm is installed in the middle of the fixing plate, and the top of the supporting arm is rotatably installed on the connecting plate.
Through adopting above-mentioned technical scheme, be connected through fixed plate and supporting part, stability is higher, and the support arm can be to the stability that the connecting plate supported moreover.
The present invention in a preferred embodiment can be further configured to: the second props the seat and includes fixed plate, support arm and extension piece, the bottom of fixed plate with supporting part fixed connection, the support arm is installed the middle part of fixed plate, just the top of support arm is provided with the extension piece, the extension is kept away from the one end of support arm with the connecting plate rotates to be connected.
Through adopting above-mentioned technical scheme, the extension can form the difference in height to the both sides of connecting plate to when guaranteeing that the connecting plate waves, keep the connecting plate slope to set up, thereby can alleviate the downward impact force of apex when the elliptical motion effectively, guarantee that the connecting plate can not split, thereby alleviate the influence of apex vibration to the test result effectively.
The present invention in a preferred embodiment can be further configured to: the connecting plate is characterized in that fastening plates are arranged at two ends of the connecting plate, the connecting plate is clamped inside the fastening plates, and connecting pieces are arranged at the bottoms of the fastening plates and connected with the first supporting seat or the second supporting seat.
Through adopting above-mentioned technical scheme, the mounting plate can further improve the stability of being connected between connecting plate and first supporting seat or the second supporting seat.
The present invention in a preferred embodiment can be further configured to: the middle part of connecting plate is provided with the fixing base, the middle part of fixing base with the connecting rod is articulated mutually.
Through adopting above-mentioned technical scheme, the stability of being connected between connecting plate and the connecting rod can further be improved to the fixing base.
The present invention may be further configured in a preferred embodiment as: the clamping part comprises a shell, an upper clamp and a lower clamp, the bottom of the shell is fixedly connected with the connecting rod, and the upper clamp and the lower clamp are installed inside the shell.
Through adopting above-mentioned technical scheme, install at inside last anchor clamps of shell and lower anchor clamps and be higher to the centre gripping stability of apex to the convenience is adjusted.
The present invention in a preferred embodiment can be further configured to: and reinforcing support pieces are arranged at four corners inside the shell.
Through adopting above-mentioned technical scheme, consolidate support piece and can improve the stability of shell, reduce the range of apex vibration.
The present invention may be further configured in a preferred embodiment as: and reinforcing frames are arranged outside the upper clamp and the lower clamp and fixedly connected with the shell.
Through adopting above-mentioned technical scheme, the reinforcing frame further improves the stability of going up anchor clamps and lower fixture mounting in the shell inside.
To sum up, the utility model discloses a following at least one useful technological effect:
1. in the utility model, the blade tips are damped by the clamping part, the connecting part and the supporting part, so that the clamping part drives the connecting part to wave up and down and eliminate the vibration of the blade tips in the test process, and the precision of the detection result is improved;
2. the utility model utilizes the supporting seat consisting of the fixed plate and the supporting arm, thereby improving the stability of the equipment and ensuring that the vibration of the blade tip is effectively relieved in the test process;
3. the utility model discloses a clamping part that shell, last anchor clamps and lower anchor clamps are constituteed to can carry out the centre gripping to the apex and fix, simple structure, the dismouting of being convenient for, stability is higher moreover.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic structural view of the clamping portion in this embodiment.
The reference numbers in the drawings are:
1. a support portion; 2. a connecting portion; 21. a first support base; 22. a connecting plate; 23. a connecting rod; 24. a fastening plate; 25. a connecting member; 26. a fixed seat; 27. a second support seat; 271. a fixing plate; 272. a support arm; 273. a lengthening member; 3. a clamping part; 31. a housing; 32. an upper clamp; 33. a lower clamp; 34. reinforcing the support member; 35. and (7) reinforcing the frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-3, for the special waving damping device for testing the blade tip disclosed by the present invention, the special waving damping device comprises a supporting portion 1, a connecting portion 2 and a clamping portion 3, wherein the supporting portion 1 is disposed at both ends of the bottom of the connecting portion 2, the clamping portion 3 is disposed above the middle portion of the connecting portion 2, the connecting portion 2 comprises a connecting plate 22, a first supporting seat 21 and a second supporting seat 27, the first supporting seat 21 and the second supporting seat 27 are respectively disposed at both ends of the connecting plate 22, the connecting plate 22 is obliquely disposed, the bottoms of the first supporting seat 21 and the second supporting seat 27 are connected to the supporting portion 1, a connecting rod 23 is disposed at the middle portion of the connecting plate 22, one end of the connecting rod 23 away from the connecting plate 22 is connected to the clamping portion 3, during the test, the blade tip is fixed by using the clamping portion 3, and the connecting plate 22 at the bottom is driven by the connecting rod 23 to wave up and down, the supporting seats at both ends of the connecting plate 22 are connected to the supporting portion 1 with higher stability, and can effectually alleviate the vibration in the testing process, guarantee the precision of test result, the connecting plate 22 that the slope set up can effectively alleviate the apex motion in-process to the impact force in connecting plate 22 middle part to improve equipment's life.
The first supporting seat 21 comprises a fixing plate 271 and a supporting arm 272, the bottom of the fixing plate 271 is fixedly connected with the supporting part 1, the supporting arm 272 is installed in the middle of the fixing plate 271, the top of the supporting arm 272 is rotatably provided with a connecting plate 22, the second supporting seat comprises a fixing plate 271, a supporting arm 272 and an elongated part 273, the bottom of the fixing plate 271 is fixedly connected with the supporting part 1, the supporting arm 272 is installed in the middle of the fixing plate 271, the elongated part 273 is arranged on the top of the supporting arm 272, one end of the elongated part far away from the supporting arm 272 is rotatably connected with the connecting plate 22, both ends of the connecting plate 22 are provided with fastening plates 24, the connecting plate 22 is clamped inside the fastening plates 24, the bottom of the fastening plates 24 is provided with a connecting piece 25, the connecting piece 25 is connected with the first supporting seat 21 or the second supporting seat 27, the middle of the connecting plate 22 is provided with a fixing seat 26, the middle of the fixing seat 26 is hinged with the connecting rod 23 and is connected with the supporting part 1 through the fixing plate 271, stability is higher, and support arm 272 can be to the stability that connecting plate 22 supported, it can form the difference in height to the both sides of connecting plate 22 to lengthen piece 273, thereby when guaranteeing that connecting plate 22 waves, it sets up to keep connecting plate 22 slope, thereby can alleviate the downward impact force when the apex is elliptical motion effectively, guarantee that connecting plate 22 can not split, thereby alleviate the apex vibration effectively and to the influence of test result, the mounting plate 24 can further improve the stability of being connected between connecting plate 22 and first supporting seat 21 or the second supporting seat 27, fixing base 26 can further improve the stability of being connected between connecting plate 22 and the connecting rod 23.
The clamping part 3 includes shell 31, go up anchor clamps 32 and lower anchor clamps 33, the bottom and the connecting rod 23 fixed connection of shell 31, go up anchor clamps 32 and the inside at shell 31 of lower anchor clamps 33, the inside four corners of shell 31 all is provided with consolidates support piece 34, the outside of going up anchor clamps 32 and lower anchor clamps 33 all is provided with reinforcement frame 35, reinforcement frame 35 and shell 31 fixed connection, it is higher to the centre gripping stability of apex to install last anchor clamps 32 and lower anchor clamps 33 at shell 31 inside, thereby conveniently adjust, consolidate support piece 34 and can improve shell 31's stability, reduce the range of apex vibration, reinforcement frame 35 further improves the stability of installing at shell 31 inside with lower anchor clamps 33 of going up anchor clamps 32.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. Special damping device that waves of apex test, its characterized in that: including supporting part (1), connecting portion (2) and clamping part (3), the both ends of connecting portion (2) bottom all are provided with supporting part (1), the installation of the middle part top of connecting portion (2) clamping part (3), connecting portion (2) are including connecting plate (22), first supporting seat (21) and second supporting seat (27), install respectively first supporting seat (21) and second supporting seat (27) the both ends of connecting plate (22), connecting plate (22) slope sets up, the bottom of first supporting seat (21) and second supporting seat (27) all with supporting part (1) is connected, the middle part of connecting plate (22) is provided with connecting rod (23), connecting rod (23) are kept away from the one end of connecting plate (22) with clamping part (3) are connected.
2. The special flapping damping device for testing the blade tip according to claim 1, wherein: the first supporting seat (21) comprises a fixing plate (271) and a supporting arm (272), the bottom of the fixing plate (271) is fixedly connected with the supporting part (1), the supporting arm (272) is installed in the middle of the fixing plate (271), and the top of the supporting arm (272) is rotatably installed on the connecting plate (22).
3. The special flapping damping device for blade tip test of claim 1, wherein: the second supporting seat (27) comprises a fixing plate (271), a supporting arm (272) and an elongated piece (273), the bottom of the fixing plate (271) is fixedly connected with the supporting portion (1), the supporting arm (272) is installed in the middle of the fixing plate (271), the elongated piece (273) is arranged at the top of the supporting arm (272), and one end, far away from the supporting arm (272), of the elongated piece (273) is rotatably connected with the connecting plate (22).
4. The special flapping damping device for blade tip test of claim 1, wherein: the both ends of connecting plate (22) all are provided with mounting plate (24), connecting plate (22) card is established the inside of mounting plate (24), the bottom of mounting plate (24) is provided with connecting piece (25), connecting piece (25) with first supporting seat (21) or second supporting seat (27) are connected.
5. The special flapping damping device for blade tip test of claim 1, wherein: the middle part of the connecting plate (22) is provided with a fixed seat (26), and the middle part of the fixed seat (26) is hinged with the connecting rod (23).
6. The special flapping damping device for testing the blade tip according to claim 1, wherein: the clamping part (3) comprises a shell (31), an upper clamp (32) and a lower clamp (33), the bottom of the shell (31) is fixedly connected with the connecting rod (23), and the upper clamp (32) and the lower clamp (33) are installed inside the shell (31).
7. The special flapping damping device for testing the blade tip of claim 6, wherein: and reinforcing support pieces (34) are arranged at four corners inside the shell (31).
8. The special flapping damping device for blade tip test of claim 6, wherein: and reinforcing frames (35) are arranged outside the upper clamp (32) and the lower clamp (33), and the reinforcing frames (35) are fixedly connected with the shell (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220344053.5U CN217424729U (en) | 2022-02-21 | 2022-02-21 | Special dance damping device for blade tip test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220344053.5U CN217424729U (en) | 2022-02-21 | 2022-02-21 | Special dance damping device for blade tip test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217424729U true CN217424729U (en) | 2022-09-13 |
Family
ID=83178443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220344053.5U Active CN217424729U (en) | 2022-02-21 | 2022-02-21 | Special dance damping device for blade tip test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217424729U (en) |
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2022
- 2022-02-21 CN CN202220344053.5U patent/CN217424729U/en active Active
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