CN202599642U - Detachable clamping device for testing blower blade - Google Patents
Detachable clamping device for testing blower blade Download PDFInfo
- Publication number
- CN202599642U CN202599642U CN 201220161170 CN201220161170U CN202599642U CN 202599642 U CN202599642 U CN 202599642U CN 201220161170 CN201220161170 CN 201220161170 CN 201220161170 U CN201220161170 U CN 201220161170U CN 202599642 U CN202599642 U CN 202599642U
- Authority
- CN
- China
- Prior art keywords
- linking arm
- clamping device
- positioning body
- fan blade
- screw rod
- 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 - Lifetime
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a detachable clamping device for testing a blower blade. The clamping device comprises a rectangular clamping framework, wherein long sides of the rectangular clamping framework are equipped with a length adjusting mechanism which is used for adjusting the lengths of the long sides, and short sides of the rectangular clamping framework are equipped with a width adjusting mechanism which is used for adjusting the lengths of the short sides. The detachable clamping device for testing the blower blade in the above schemes is equipped with the length adjusting mechanism and the width adjusting mechanism; when the size of a clamping piece which is used for clamping the blower blade changes with the size of the blower blade, it is only required to carry out telescoping adjustment on the length adjusting mechanism and the width adjusting mechanism correspondingly to fix the clamping piece whose size has been changed; thus, the detachable clamping device for testing the blower blade is highly versatile. Furtherly, one detachable clamping device for testing the blower blade can clamp blade clamping pieces in different sizes, thereby reducing the cost for designing and processing of the clamping device.
Description
Technical field
The utility model relates to the frock clamp technology, relates in particular to a kind of fan blade test and uses removable clamping device.
Background technology
Since 20 end of the centurys, wind-powered electricity generation development in countries in the world is advanced by leaps and bounds, and technology such as the design of wind power generating set, manufacturing and use are day by day ripe, and the unit generated output carries out the transition to MW class by the multikilowatt development, and the trend that continues increase is arranged.Wherein, fan blade is one of member of most critical in the wind power generating set, and its generating efficiency to wind power generating set, security of operation all play crucial effects.Therefore, test and the assessment to fan blade becomes particularly important.Whether the purpose to the fan blade test is reasonable in order to verify that whether correctly, reliably the fan blade design reaches manufacturing process, and is that design and improving of manufacturing process provide reliable foundation.Mainly comprise free-running frequency test, static load test and testing fatigue in the fan blade test, how to realize that the signal parameters such as displacement, strain, torsion angle of fan blade in the accurate testing experiment become the key of blade testing table detecting reliability and accuracy.
For the ease of test, need carry out clamping to fan blade.When fan blade is carried out clamping; Mostly adopt integral frame and the wooden model mode clamping device that combines now; The clamping device of this kind structure is confined to test the fan blade of a certain type of fixed size, and when fan blade had bigger variation, correspondingly bigger variation also can appear in the size of wooden model; And the size that is used for fixing the integral frame of wooden model also needs to change; Feasiblely need manufacture and design integral frame again, so just cause input cost high and the integral frame usable range is limited, versatility is lower.
The utility model content
The utility model provides the fan blade test that a kind of input cost is low, versatility is high to use removable clamping device.
The utility model provides a kind of fan blade test to use removable clamping device; Comprise the rectangle holding frame; The long limit of said rectangle holding frame is provided with the length adjustment mechanism that is used to regulate the long edge lengths in place, and minor face is provided with the width adjustment mechanism that is used to regulate the place bond length.
Removable clamping device is used in aforesaid fan blade test, and wherein, said length adjustment mechanism and said width adjustment mechanism are the governor motion of bolt and nut form.
Removable clamping device is used in aforesaid fan blade test, and wherein, the long limit of said rectangle holding frame is provided with and is used to connect the bolt of treating the geometrical clamp gripping member.
Removable clamping device is used in aforesaid fan blade test, and wherein, said rectangle holding frame comprises the first end angle connector, the second end angle connector, the 3rd end angle connector and quadripolar corners web member;
The said first end angle connector has first linking arm and second linking arm; The said second end angle connector has the 3rd linking arm and the 4th linking arm; Said the 3rd end angle connector has the 5th linking arm and the 6th linking arm, and said quadripolar corners web member has the 7th linking arm and the 8th linking arm;
Said second linking arm is connected through first screw rod with said the 3rd linking arm; Said the 4th linking arm is connected through second screw rod with said the 5th linking arm; Said the 6th linking arm is connected through the 3rd screw rod with said the 7th linking arm, and said the 8th linking arm is connected through the 4th screw rod with said first linking arm.
Removable clamping device is used in aforesaid fan blade test; Wherein, Said first screw rod, said second screw rod, said the 3rd screw rod and said the 4th screw rod are double threaded screw, and the end of each linking arm is provided with the nut with said double threaded screw threaded.
Removable clamping device is used in aforesaid fan blade test; Wherein, The said first end angle connector comprises first positioning body, and the side of said first positioning body is set with the first pulling force hanger, and said first linking arm and said second linking arm are fixedly connected on said first positioning body; And with the opposing setting of the said first pulling force hanger, said first linking arm is vertical with said second linking arm;
The said second end angle connector comprises second positioning body; The side of said second positioning body is set with the second pulling force hanger; Said the 3rd linking arm and said the 4th linking arm are fixedly connected on said second positioning body; And with the opposing setting of the said second pulling force hanger, said the 3rd linking arm is vertical with said the 4th linking arm;
Said the 3rd end angle connector comprises the 3rd positioning body; The side of said the 3rd positioning body is set with the 3rd pulling force hanger; Said the 5th linking arm and said the 6th linking arm are fixedly connected on said the 3rd positioning body; And with the opposing setting of said the 3rd pulling force hanger, said the 5th linking arm is vertical with said the 6th linking arm;
Said quadripolar corners web member comprises the 4th positioning body; The side of said the 4th positioning body is set with the 4th pulling force hanger; Said the 7th linking arm and said the 8th linking arm are fixedly connected on said the 4th positioning body; And with the opposing setting of said the 4th pulling force hanger, said the 7th linking arm is vertical with said the 8th linking arm.
Removable clamping device is used in the fan blade test that the utility model provides; Have length adjustment mechanism and width adjustment mechanism;, only need carry out corresponding telescopic adjustment during in the size of the holder that is used for the clamping fan blade, can fix the holder after the change in size length adjustment mechanism and width adjustment mechanism with the size variation of blower fan blade; Therefore, this fan blade test has high generality with removable clamping device.In addition, only need this fan blade test of a cover can carry out clamping to the holder of multiple size, therefore, reduced the design and the processing cost of clamping device with removable clamping device.
Description of drawings
Fig. 1 is the structural representation of the utility model fan blade test with removable clamping device embodiment;
Fig. 2 is the partial enlarged drawing I of Fig. 1.
Embodiment
Fig. 1 is the structural representation of the utility model fan blade test with removable clamping device embodiment.As shown in Figure 1; The test of the utility model fan blade is with the embodiment of removable clamping device; Removable clamping device is used in this fan blade test; Comprise the rectangle holding frame, the long limit of rectangle holding frame is provided with the length adjustment mechanism 1 that is used to regulate the long edge lengths in place, and minor face is provided with the width adjustment mechanism 2 that is used to regulate the place bond length.
Removable clamping device is used in the fan blade test of such scheme; Have length adjustment mechanism and width adjustment mechanism;, only need carry out corresponding telescopic adjustment during in the size of the holder that is used for the clamping fan blade, can fix the holder after the change in size length adjustment mechanism and width adjustment mechanism with the size variation of blower fan blade; Therefore, this fan blade test has high generality with removable clamping device.In addition, only need this fan blade test of a cover can carry out clamping to the holder of multiple size, therefore, reduced the design and the processing cost of clamping device with removable clamping device.
Further; Based on the foregoing description; Length adjustment mechanism 1 and width adjustment mechanism 2 are spiral shell bolt and nut length adjustment mechanism; Adopt the bolt and nut length adjustment mechanism to carry out electrodeless adjusting, further enlarged the usable range of this fan blade test, improved versatility with removable clamping device to the length and width of rectangle holding frame.
Further, based on the foregoing description, in addition referring to Fig. 2, the long limit of rectangle holding frame is provided with and is used to connect the bolt 7 of treating the geometrical clamp gripping member.The fan blade that will detect when changing; Correspondingly; The holder that is used for the clamping fan blade also need be changed, at this moment, and through unscrewing bolt 7; With the last holder of original holder 23 and down holder 21 unload from the rectangle holding frame, and then the last holder of the holder that will change reaches following holder and is installed on the rectangle holding frame through bolt.
In actual use, the rectangle holding frame comprises the first end angle connector, the second end angle connector, the 3rd end angle connector and quadripolar corners web member.The first end angle connector has the first pulling force hanger 5, first positioning body 4, first linking arm 3 and second linking arm 6; The first pulling force hanger 5 is welded on a side of first positioning body 4; First linking arm 3 and second linking arm 6 are welded on the side that deviates from the first pulling force hanger 5 on first positioning body 4; And first linking arm 3 is vertical with second linking arm 6.The second end angle connector has the second pulling force hanger 11, second positioning body 10, the 3rd linking arm 9 and the 4th linking arm 12; The second pulling force hanger 11 is welded on a side of second positioning body 10; The 3rd linking arm 9 and the 4th linking arm 12 are welded on the side that deviates from the second pulling force hanger 11 on second positioning body 10; And the 3rd linking arm 9 is vertical with the 4th linking arm 12.The 3rd end angle connector has the 3rd pulling force hanger 16, the 3rd positioning body 15, the 5th linking arm 14 and the 6th linking arm 17; The 3rd pulling force hanger 16 is welded on a side of the 3rd positioning body 15; The 5th linking arm 14 and the 6th linking arm 17 are welded on the side that deviates from the 3rd pulling force hanger 16 on the 3rd positioning body 15; And the 5th linking arm 14 is vertical with the 6th linking arm 17.The quadripolar corners web member has the 4th pulling force hanger 20, the 4th positioning body 19, the 7th linking arm 18 and the 8th linking arm 22; The 4th pulling force hanger 20 is welded on a side of the 4th positioning body 19; The 7th linking arm 18 and the 8th linking arm 22 are welded on the side that deviates from the 4th pulling force hanger 20 on the 4th positioning body 19; And the 7th linking arm 18 is vertical with the 8th linking arm 22.Wherein, Second linking arm 6 is connected through first screw rod 8 with the 3rd linking arm 9; The 4th linking arm 12 is connected through second screw rod 13 with the 5th linking arm 14; The 6th linking arm 17 is connected through the 3rd screw rod 24 with the 7th linking arm 18, and the 8th linking arm 18 is connected through the 4th screw rod 25 with first linking arm 3.Through clockwise or be rotated counterclockwise the nut that is spirally connected with first screw rod 8, second screw rod 13, the 3rd screw rod 24 and the 4th screw rod 25, come corresponding length and the width of regulating the rectangle holding frame.The test of the fan blade of said structure with removable clamping device have simple in structure, easy to operate, be convenient to dismantle, the versatility advantages of higher.
In order to improve the symmetry of this fan blade test with removable clamping device; Its center is symmetrical relatively with removable clamping device to make the test of this fan blade; With the accuracy that guarantee to detect, then first screw rod 8, second screw rod 13, the 3rd screw rod 24 and the 4th screw rod 25 are double threaded screw.
Adopt screw rod that each end angle connector is connected to form the fan blade test and use removable clamping device; Greatly reduce the deadweight of this fan blade test with removable clamping device, test has the shortcoming of adverse effect greatly to the fan blade inherent characteristic to have overcome existing monoblock type clamping device.And all adopt screw rod to connect on rectangle holding frame four limits, can be implemented in fan blade shimmy with wave two different directions and carry out the assembly and disassembly of this fan blade test with removable clamping device, guaranteed the operability and the convenience of testing.
When this fan blade test is used with removable clamping device; Be used for fixing the last holder 23 and following holder 21 matched moulds parcel fan blade of fan blade; Can simulation load be delivered on the tested fan blade uniformly, guarantee the accuracy that fan blade detects.
What should explain at last is: above each embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to aforementioned each embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, perhaps to wherein part or all technical characteristic are equal to replacement; And these are revised or replacement, do not make the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (6)
1. removable clamping device is used in a fan blade test; It is characterized in that; Comprise the rectangle holding frame, the long limit of said rectangle holding frame is provided with the length adjustment mechanism that is used to regulate the long edge lengths in place, and minor face is provided with the width adjustment mechanism that is used to regulate the place bond length.
2. removable clamping device is used in fan blade test according to claim 1, it is characterized in that said length adjustment mechanism and said width adjustment mechanism are the governor motion of bolt and nut form.
3. removable clamping device is used in fan blade test according to claim 1 and 2, it is characterized in that the long limit of said rectangle holding frame is provided with and is used to connect the bolt of treating the geometrical clamp gripping member.
4. removable clamping device is used in fan blade test according to claim 2, it is characterized in that,
Said rectangle holding frame comprises the first end angle connector, the second end angle connector, the 3rd end angle connector and quadripolar corners web member;
The said first end angle connector has first linking arm and second linking arm; The said second end angle connector has the 3rd linking arm and the 4th linking arm; Said the 3rd end angle connector has the 5th linking arm and the 6th linking arm, and said quadripolar corners web member has the 7th linking arm and the 8th linking arm;
Said second linking arm is connected through first screw rod with said the 3rd linking arm; Said the 4th linking arm is connected through second screw rod with said the 5th linking arm; Said the 6th linking arm is connected through the 3rd screw rod with said the 7th linking arm, and said the 8th linking arm is connected through the 4th screw rod with said first linking arm.
5. removable clamping device is used in fan blade test according to claim 4; It is characterized in that; Said first screw rod, said second screw rod, said the 3rd screw rod and said the 4th screw rod are double threaded screw, and the end of each linking arm is provided with the nut with said double threaded screw threaded.
6. removable clamping device is used in fan blade test according to claim 4; It is characterized in that; The said first end angle connector comprises first positioning body, and the side of said first positioning body is set with the first pulling force hanger, and said first linking arm and said second linking arm are fixedly connected on said first positioning body; And with the opposing setting of the said first pulling force hanger, said first linking arm is vertical with said second linking arm;
The said second end angle connector comprises second positioning body; The side of said second positioning body is set with the second pulling force hanger; Said the 3rd linking arm and said the 4th linking arm are fixedly connected on said second positioning body; And with the opposing setting of the said second pulling force hanger, said the 3rd linking arm is vertical with said the 4th linking arm;
Said the 3rd end angle connector comprises the 3rd positioning body; The side of said the 3rd positioning body is set with the 3rd pulling force hanger; Said the 5th linking arm and said the 6th linking arm are fixedly connected on said the 3rd positioning body; And with the opposing setting of said the 3rd pulling force hanger, said the 5th linking arm is vertical with said the 6th linking arm;
Said quadripolar corners web member comprises the 4th positioning body; The side of said the 4th positioning body is set with the 4th pulling force hanger; Said the 7th linking arm and said the 8th linking arm are fixedly connected on said the 4th positioning body; And with the opposing setting of said the 4th pulling force hanger, said the 7th linking arm is vertical with said the 8th linking arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220161170 CN202599642U (en) | 2012-04-16 | 2012-04-16 | Detachable clamping device for testing blower blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220161170 CN202599642U (en) | 2012-04-16 | 2012-04-16 | Detachable clamping device for testing blower blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202599642U true CN202599642U (en) | 2012-12-12 |
Family
ID=47317170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220161170 Expired - Lifetime CN202599642U (en) | 2012-04-16 | 2012-04-16 | Detachable clamping device for testing blower blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202599642U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091093A (en) * | 2013-01-11 | 2013-05-08 | 北京金风科创风电设备有限公司 | Suspension clamp device and method for blade static test |
| CN109579671A (en) * | 2018-11-15 | 2019-04-05 | 中国直升机设计研究所 | A kind of blade pretwist angular measurement tooling and measurement method |
-
2012
- 2012-04-16 CN CN 201220161170 patent/CN202599642U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091093A (en) * | 2013-01-11 | 2013-05-08 | 北京金风科创风电设备有限公司 | Suspension clamp device and method for blade static test |
| CN103091093B (en) * | 2013-01-11 | 2015-08-19 | 北京金风科创风电设备有限公司 | Suspension clamp device and method for blade static test |
| CN109579671A (en) * | 2018-11-15 | 2019-04-05 | 中国直升机设计研究所 | A kind of blade pretwist angular measurement tooling and measurement method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202599642U (en) | Detachable clamping device for testing blower blade | |
| CN204439680U (en) | A kind of normalized current source of AC/DC | |
| CN206832123U (en) | A kind of laminated bow with gamut tension | |
| CN204288091U (en) | A kind of computer cabinet of high stability | |
| Lei et al. | Enhancing energy harvesting from flow-induced vibration of a semicircular wall via various upstream bluff bodies | |
| CN204032791U (en) | A kind of adjustable folding support | |
| CN202586736U (en) | High-precision current limiting circuit of DC/DC (Direct Current/Direct Current) converter | |
| CN203504485U (en) | Multifunctional deformation tracking power station | |
| CN204154800U (en) | A kind of zero cross detection circuit | |
| CN202117865U (en) | Vertical wind power generation device with strong wind resistant ability | |
| CN202798470U (en) | Liquid crystal display television LLC resonant power supply assembly | |
| CN208461426U (en) | A kind of arrester | |
| CN206921672U (en) | A kind of voltage transformer base | |
| CN207977744U (en) | Reactive power compensation device and system | |
| CN201837664U (en) | Lug plate for electric energy meter | |
| CN108775481A (en) | A kind of bearing device | |
| CN204064318U (en) | A kind of erecting device of testing machine reductor | |
| CN204089025U (en) | A kind of conductor spacer fast fixing tool | |
| CN204230919U (en) | A kind of intermediate frequency furnace reactive compensation system | |
| CN203325935U (en) | Photovoltaic electricity generating device | |
| CN204809867U (en) | APF active power filter | |
| CN204231261U (en) | A kind of device of photovoltaic generating system maximal power tracing | |
| CN208190563U (en) | A kind of fixed device of solar panels adjusting | |
| CN202798568U (en) | Three-phase asynchronous motor energy-saving device | |
| CN204119086U (en) | A kind of self adaptation piezoelectric generating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |