CN201397251Y - Multifunctional blade testing desk - Google Patents
Multifunctional blade testing desk Download PDFInfo
- Publication number
- CN201397251Y CN201397251Y CN2009201536947U CN200920153694U CN201397251Y CN 201397251 Y CN201397251 Y CN 201397251Y CN 2009201536947 U CN2009201536947 U CN 2009201536947U CN 200920153694 U CN200920153694 U CN 200920153694U CN 201397251 Y CN201397251 Y CN 201397251Y
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- testing
- blade
- desk
- guide rail
- terminal pad
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Abstract
The utility model discloses a multifunctional blade testing desk, comprising a desk and a testing Kang; wherein the desk is formed by casting reinforced concrete and part of the desk below the groundis in steeped-form and part of the desk above the ground is provided with a blade connection disk fixed by a fixation piece at the front end; a plurality of blind holes are opened on the blade connection disk and the disk corresponding with the blade connection disk and a bolt sleeve is inlaid with the blade connection disk in the blind holes and the bolt sleeve is fixed by a lengthening rib in the desk; the testing Kang is set on the front end ground of the testing desk and one end of the testing Kang apart from the desk extends downwards to form a slope form and two sides of the testing deskare provided with walls. The features of the utility model are that firm structure, strong holding power, long life, very convenient use, wide application wide, saved detection time and cost, greatlyreduced worker labor intensity, reduced damage on the blade. The multifunctional blade testing desk is suitable for installing blades of various types and completes the detection of various indexes of the blade.
Description
One, technical field:
The utility model belongs to the field tests of wind power generation blade, relates in particular to the blade testing testing table.
Two, background technology:
Whole world wind energy resources is contained huge, reaches 27.4 trillion watts approximately, and wherein available wind energy is 2,000 ten thousand megawatts, and is also bigger 10 times than tellurian hydraulic power potentials total amount, but it is huge to continue potentiality to be exploited.Wind wheel blade is the critical component of wind power generating set, and its structure is very complicated, and geometric shape is also extremely irregular; Blade moves stressed complexity and load is not easy accurately to determine; The used variety of raw material specification of production blade is more, performance is dispersed big; Different production technologies is bigger to the intensity and the quality influence of blade.Therefore, present computational analysis method can't be carried out accurate assessment to blade strength.In this case, blade full size structure test intuitively just becomes correctness, the reliability of checking blade design, the rationality of manufacturing process and the actual bearer ability of assessment blade construction and a kind of effective means in serviceable life.The blade pilot project mainly contains test of static strength, torture test, stress test, the vibration shape test frequently of shaking, and blade tip is opened test etc., and it is relative simple to the requirement of testing table that shake vibration shape test frequently and blade tip are opened test, mainly considers test of static strength and torture test.The loading type of test of static strength mainly contains: distributed surface load, single-point loading method, multiple spot loading method etc.; The loading type of torture test mainly contains: constant amplitude loading, piecemeal loading, luffing loading, uniaxial loading, multiaxis load, multi-load point loads and the loading etc. of resonating.At present, various testing tables: as the testing table of U.S. NREL, this testing table blade installation shaft line and horizontal direction are angled, higher for the blade test loading position of big model like this, not easy to operate, observation, and its load mode then only is fit to load from the below, because the blade terminal pad of stage body front end is not optimized particular design, causes only being fit to the test of the blade of single model.The fatigue test board of Denmark Ris φ, the blade that also only is suitable for ting model is done torture test, does not design the test of static strength device, and it is single that it adapts to the blade model, function singleness.Other testing table of making blade testing also only is adapted to the test of single model and simple function blade, and mode is dumb, a little less than the adaptability.A producer finishes various tests if any the blade of a plurality of models, just must increase testing table, wastes time and energy, and experimentation cost is multiplied.
Three, utility model content:
The purpose of this utility model is exactly to solve now with the problems referred to above that exist in the technology, and a kind of testing multifunctional vane testing table of finishing the test of the multiple model of blade, multiple pilot project is provided.
For finishing the purpose of this utility model, its technical solution is: a kind of testing multifunctional vane testing table, and it comprises stage body and test pit; Stage body is to be built by reinforced concrete to form, and the part of its below ground is a stairstepping, and the above part front end in ground has by the fixing blade terminal pad of fixture; Have a plurality of row and blind holes that are listed as arrangement of being in blade terminal pad and the corresponding with it stage body, blind hole and fixture are spaced, and the bolt sleeve that is embedded in the blade terminal pad is arranged in the blind hole, and bolt sleeve is also fixed by the lengthening muscle that is fixed in the stage body; A part of blind hole on the blade terminal pad and the size of the bolt connecting hole on the ring flange and position are complementary; Blade is by ring flange and being bolted on the blade terminal pad; Test pit is positioned at testing table stage body front end ground, and it is that there is wall both sides away from the following earthward domatic that extends of an end of stage body.
Above-mentioned described the utility model also comprises the guide rail of layback charger, the guide rail of layback charger is installed in a side of test pit, guide rail is to have the hardmetal part of inverted T shape guide rail to make by in the middle of the multistage, have one to reinforce built-in fitting every a segment distance on the part of hardmetal, be reserved with rail groove between the part of hardmetal, hardmetal part and reinforcing built-in fitting are cast in the ground by reinforced concrete.
The hardmetal part of the guide rail of above-mentioned described layback charger of the present utility model is made by steel plate, and its cross-sectional shape is square, and there is the inverted T shape guide rail square centre, and the both sides of inverted T shape guide rail have steel plate to strengthen gusset; It is fixed with one every a segment distance and reinforces built-in fitting, and the lower end that reinforces built-in fitting be fixedly lacing wire, and the upper end is the maintenance piece that has identical inverted T shape guide rail that is fixed together with fixing lacing wire.Reinforcing built-in fitting has increased the steadiness of track.
Above-mentioned described blade terminal pad central upper portion of the present utility model also has viewport, and blade also can be installed on the blade terminal pad at viewport place, can creep into blade interior by viewport and observe, and also can draw blade interior measuring point lead.
Above-mentioned described stage body of the present utility model side also is equipped with ladder, and the people can climb up stage body along ladder, so that enter viewport or climb up testing table platform jacking row and observe, take pictures.
One side of above-mentioned described stage body front end of the present utility model, blade terminal pad also is fixed with pedal, so that observation and installation.
Above-mentioned described the utility model also comprises dustproof bolt, and it is tightened in the interior bolt sleeve of obsolete blade terminal pad, enters in the bolt sleeve to prevent dust.
Above-mentioned described the utility model also comprises the blade mounting guide rail, and its both sides that are fixed on test pit are near on the ground of test pit.
Because the utility model has adopted such scheme, the stage body lower end is cast in the ground with stairstepping, and is firm in structure, and to the support strength height of blade, the life-span is long.The utility model provides a very large-area blade terminal pad, on the blade terminal pad with stage body in a plurality of bolt sleeves of inlaying guaranteed different being connected of height of the blade of different cross section, can be fit to the installation and measuring of model blade of all sizes, and can carry out the different installation of height according to the requirement of test, very easy to use, the scope of application is wide.The length of test pit is long, and adopt the suitable gradient, far away more dark more apart from stage body, like this, the length of blade of installation can be lacked and can be grown, blade is installed overhead highly can be very low, blade center of gravity is low, and the load mode during its test both had been fit to load from the below, was fit to again from top and side loaded, load mode is flexible, and it is convenient, reliable that blade is installed.The both sides is provided with the blade mounting guide rail, also can set up hoisting device blade is lifted and loads, and it is convenient, reliable that blade is installed.The layback charger guide rail that one end of test pit is installed can be installed the layback charger easily, to finish test of static strength.In a word, of the present utility model firm in structure, anchorage force is strong, life-span is long, can be fit to the installation of the blade of various large and small different models, cooperate test of static strength, torture test, stress test again, shake vibration shape test frequently and blade tip open under the situation of devices such as test, can finish the detection of various indexs to blade, very easy to use, the scope of application is wide, has reduced to adorn for the detection of the performance index of finishing blade to remove, and has saved detection time and expense, greatly reduce working strength of workers, reduced infringement blade.
Four, description of drawings
Below in conjunction with embodiment, the utility model will be further described:
Fig. 1 is a front view of the present utility model;
Fig. 2 is that the A of Fig. 1 is to synoptic diagram;
Fig. 3 is the BB cut-open view of Fig. 2;
Fig. 4 is the EE sectional view of Fig. 3;
Fig. 5 is a vertical view of the present utility model;
Fig. 6 is the CC cut-open view of Fig. 5;
Fig. 7 is the DD cut-open view of Fig. 5.
Five, embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and shown in Figure 7, present embodiment comprises the guide rail of stage body 1, test pit 6 and layback charger.Stage body 1 is to be built by reinforced concrete to form, and the part of its below ground is a stairstepping, useful 40 fixtures of part front end that ground is above: the blade terminal pad 3 that joist steel anchor 8 is fixed.Have a plurality of row and blind holes 9 that are listed as arrangement of being in blade terminal pad 3 and the corresponding with it stage body 1, blind hole 9 is spaced with joist steel anchor 8, the bolt sleeve 12 that is embedded in blade terminal pad 3 is arranged in the blind hole 9, bolt sleeve 12 also is welded with the lengthening reinforcing bar 11 that is fixed in the stage body 1, has tightened dustproof bolt in the bolt sleeve 12 in obsolete blade terminal pad.A part of blind hole 9 sizes and position on bolt connecting hole on the ring flange and the blade terminal pad 3 are complementary.Bolt is made up of switching bolt and terminal pad bolt, and ring flange is bolted on the blade by switching, and ring flange is bolted in the bolt sleeve 12 of blade terminal pad 3 by terminal pad again.Blade terminal pad 3 central upper portion have viewport 10, and in order to observe the blade interior situation, blade can be installed on the blade terminal pad 3 at viewport 10 places.Blade interior measuring point lead also can be drawn by this viewport 10.One side of stage body 1 front end, blade terminal pad 3 also is fixed with pedal 4.Stage body 1 side is equipped with ladder 2.Test pit 6 is positioned on the testing table stage body 1 front end ground, and it is that there is wall 5 at two ends away from the following earthward domatic that extends of an end of stage body, and the both sides of test pit 6 are fixed with blade mounting guide rail 14 near on the ground of test pit 6.The guide rail of layback charger is installed in a side of test pit 6.Guide rail is to have the hardmetal part of inverted T shape guide rail 17 to make by in the middle of the multistage.The hardmetal part is made by steel plate, and its cross section is that profile is square, and there is inverted T shape guide rail 17 square centre, and the both sides of inverted T shape guide rail 17 have steel plate to strengthen gusset 13; It is fixed with one every a segment distance and reinforces built-in fitting 16, and the lower end that reinforces built-in fitting 16 be fixedly lacing wire 20, and the upper end is the maintenance piece 19 that has identical inverted T shape guide rail 18 that is fixed together with fixing lacing wire 20.Be reserved with rail groove 15 between the part of hardmetal, hardmetal part and reinforce built-in fitting 16 and be cast in the ground by reinforced concrete.7 for being installed in the guard rail of stage body 1 upper end.
Claims (10)
1, a kind of testing multifunctional vane testing table is characterized in that: it comprises stage body (1) and test pit (6); Stage body (1) is to be built by reinforced concrete to form, and the part of its below ground is a stairstepping, and the above part front end in ground has by the fixing blade terminal pad (3) of fixture; Have a plurality of row and blind holes (9) that are listed as arrangement of being in blade terminal pad (3) and the corresponding with it stage body (1), blind hole (9) is spaced with fixture, the bolt sleeve (12) that is embedded in blade terminal pad (3) is arranged in the blind hole (9), and bolt sleeve (12) is also fixed by the lengthening muscle that is fixed in the stage body; Bolt connecting hole size and position on a part of blind hole (9) on the blade terminal pad (3) and the ring flange (3) are complementary; Blade is by ring flange and being bolted on the blade terminal pad (3); Test pit (6) is positioned at testing table stage body (1) front end ground, and it is that there is wall (5) both sides away from the following earthward domatic that extends of an end of stage body (1).
2, testing multifunctional vane testing table according to claim 1, the guide rail that it is characterized in that: further comprising the layback charger, the guide rail of layback charger is installed in a side of test pit (6), guide rail is to have the hardmetal part of inverted T shape guide rail (17) to make by in the middle of the multistage, have one to reinforce built-in fitting (16) every a segment distance on the part of hardmetal, be reserved with rail groove between the part of hardmetal, hardmetal part and reinforcing built-in fitting (16) are cast in the ground by reinforced concrete.
3, testing multifunctional vane testing table according to claim 2, it is characterized in that: the hardmetal part of the guide rail of described layback charger is made by steel plate, its cross-sectional shape is square, there is inverted T shape guide rail (17) square centre, and the both sides of inverted T shape guide rail (17) have steel plate to strengthen gusset (13); It is fixed with one every a segment distance and reinforces built-in fitting (16), and the lower end that reinforces built-in fitting (16) is fixedly lacing wire (20), and the upper end is the maintenance piece (19) that has identical inverted T shape guide rail (18) that is fixed together with fixedly lacing wire (20).
4, according to claim 1 or 2 or 3 described testing multifunctional vane testing tables, it is characterized in that: described blade terminal pad (3) central upper portion also has viewport (10), and blade interior measuring point lead is drawn by viewport (10).
5, testing multifunctional vane testing table according to claim 4 is characterized in that: described stage body (1) side also is equipped with ladder (2).
6, according to claim 1 or 2 or 3 described testing multifunctional vane testing tables, it is characterized in that: described stage body (1) side also is equipped with ladder (2).
7, testing multifunctional vane testing table according to claim 5 is characterized in that: a side of described stage body (1) front end, blade terminal pad (3) also is fixed with pedal (4).
8, testing multifunctional vane testing table according to claim 7 it is characterized in that: further comprising dustproof bolt, and it is tightened in the interior bolt sleeve of obsolete blade terminal pad.
9, testing multifunctional vane testing table according to claim 5 it is characterized in that: further comprising dustproof bolt, and it is tightened in the interior bolt sleeve of obsolete blade terminal pad.
10, testing multifunctional vane testing table according to claim 8 it is characterized in that: further comprising blade mounting guide rail (14), and its both sides that are fixed on test pit (6) are near on the ground of test pit (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201536947U CN201397251Y (en) | 2009-05-08 | 2009-05-08 | Multifunctional blade testing desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201536947U CN201397251Y (en) | 2009-05-08 | 2009-05-08 | Multifunctional blade testing desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201397251Y true CN201397251Y (en) | 2010-02-03 |
Family
ID=41619770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201536947U Expired - Fee Related CN201397251Y (en) | 2009-05-08 | 2009-05-08 | Multifunctional blade testing desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201397251Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788405A (en) * | 2010-03-22 | 2010-07-28 | 国电联合动力技术(连云港)有限公司 | Blade rotating device for testing comprehensive performance of fan blade |
| CN101539478B (en) * | 2009-05-08 | 2011-03-30 | 中能风电设备有限公司 | Tester for testing multifunctional vane |
-
2009
- 2009-05-08 CN CN2009201536947U patent/CN201397251Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539478B (en) * | 2009-05-08 | 2011-03-30 | 中能风电设备有限公司 | Tester for testing multifunctional vane |
| CN101788405A (en) * | 2010-03-22 | 2010-07-28 | 国电联合动力技术(连云港)有限公司 | Blade rotating device for testing comprehensive performance of fan blade |
| CN101788405B (en) * | 2010-03-22 | 2011-09-28 | 国电联合动力技术(连云港)有限公司 | Blade rotating device for testing comprehensive performance of fan blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20120508 |