CN202274981U - Static force loading device of high-power blade test bench - Google Patents
Static force loading device of high-power blade test bench Download PDFInfo
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- CN202274981U CN202274981U CN2011203874786U CN201120387478U CN202274981U CN 202274981 U CN202274981 U CN 202274981U CN 2011203874786 U CN2011203874786 U CN 2011203874786U CN 201120387478 U CN201120387478 U CN 201120387478U CN 202274981 U CN202274981 U CN 202274981U
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- windlass
- static
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- wire rope
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Abstract
The utility model discloses a static force loading device of a high-power blade test bench. The device comprises a stand, two sliding rails, two guide rails, a winch, a lifting device, a chain lockset, a steel wire rope, a tension sensor and a fixture component, wherein the stand is fixed on the foundation; the two sliding rails are fixedly arranged at the front end of the stand; the two guide rails are positioned on the two sliding rails, and can slide relative to the two sliding rails along the vertical direction; a base of the winch is fixed on the guide rails; the lifting device is fixed on the top of the stand; the chain lockset is connected between the lifting device and the winch; one end of the steel wire rope is wound on the winch, and the other end of the steel wire rope is connected with the fixture component used for fixedly clamping a high-power blade; and the tension sensor is arranged on the steel wire rope.
Description
Technical field
The utility model relates to the wind-powered electricity generation field, in particular to a kind of high-power blade testing table static(al) charger.
Background technology
In the face of traditional resources such as oil, coal reduce day by day, and energy demand this global problems that constantly increase substantially, greatly develop the only way that regenerative resource such as wind energy becomes the energy industry development.THE WIND ENERGY RESOURCES IN CHINA is abundant, and in recent years, the wind power technology level promotes rapidly, and industry development is swift and violent.Blade is one of wind-powered electricity generation unit key core parts, directly affects the performance and the cost of whole unit.There are a large amount of blade manufacturers both at home and abroad to get into or prepared to get into China's wind-power market at present; In order to ensure the sound development of industry; High-level wind electricity blade detection with third party's attribute is the important step in the wind-powered electricity generation industrial chain, and it is the key that realizes the comprehensive evaluations in aspect such as wind electricity blade performance, safety that high-level full-scale blade detects.Wind power generation unit blade is as the key components and parts of wind power generating set; Rationality for the correctness, reliability and the manufacturing process that guarantee its design; For the quality of fan blade provides safeguard, need carry out the static(al) test, blade testing projects such as testing fatigue and mode test.But along with the size of wind electricity blade is increasing, the blade maximum that has designed now use reaches more than 60 meters, makes the also corresponding increase of difficulty of blade testing, and required hardware device and technical requirement are very high.
For the test of the static(al) of blade, adopt crane to load usually, but this load mode is difficult with control, than higher, and the precision that loads is lower for operating personnel's requirement.
The utility model content
The utility model provides a kind of high-power blade testing table static(al) charger, loads test in order to high-power blade static(al).
For achieving the above object, the utility model provides a kind of high-power blade testing table static(al) charger, and it comprises: frame, two slide rails, two guide rails, windlass, erecting equipment, chain lockset, wire rope, pulling force sensor and clamp assemblies, wherein
Frame is fixed on the ground;
Article two, slide rail is fixedly installed on the front end of frame;
Article two, guide rail is installed on two slide rails, and in the vertical direction can slide with respect to two slide rails;
The support of windlass is fixedly installed on the guide rail;
Erecting equipment is fixed on the top of frame;
The chain lockset is connected between erecting equipment and the windlass;
One end of wire rope is wrapped on the windlass, and its other end connects the clamp assembly that is used for fixing the high-power blade of clamping;
Pulling force sensor is arranged on the wire rope.
Preferable, ground is an xoncrete structure, its inner pre-buried many grade beams.
Preferable, the frame bottom has bolt mounting holes, through tommyhead bolt frame is fixed on the grade beam of ground.
Preferable, slide rail is the T section structure, slide rail is provided with shoulder hole.
Preferable, windlass is an electric windlass, its motor types is variable-frequency motor or servomotor.
Preferable, the support of windlass is provided with through bolt and connects the mounting hole of guide rail and the fixing hole for hoist of chain rigging.
Preferable, erecting equipment is an electric block.
It is big that the foregoing description can be surveyed blade power, owing to adopted slide rail and guide rail structure, the windlass height can be regulated through erecting equipment; Reach different blades and load height; Exempted the trouble of manual shift, and have simple in structure, the characteristics that loading force is big.Since adopted the windlass and the pulling force sensor of frequency conversion or driven by servomotor, can be through the size of the accurate control loaded power of control system.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the high-power blade testing table static(al) charger structural representation of the utility model one embodiment;
Fig. 2 is that the high-power blade testing table static(al) charger of the utility model one embodiment is used synoptic diagram.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not paying the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the high-power blade testing table static(al) charger structural representation of the utility model one embodiment; As shown in Figure 1, this static(al) charger comprises: frame 1, two slide rails 6, two guide rails 5, windlass 2, erecting equipment 3, chain lockset 4, wire rope 7, pulling force sensor 8 and clamp assemblies 9, wherein
Frame 1 is fixed on the ground;
Article two, slide rail 6 is fixedly installed on the front end of frame 1;
Article two, guide rail 5 is installed on two slide rails 6, and in the vertical direction can slide with respect to two slide rails 6;
The support of windlass 2 is fixedly installed on two guide rails 5;
Erecting equipment 3 is fixed on the top of frame 1;
Chain lockset 4 is connected between erecting equipment 3 and the windlass 2;
One end of wire rope 7 is wrapped on the windlass 2, and its other end connects the clamp assembly 9 that is used for fixing the high-power blade 10 of clamping;
Pulling force sensor 8 is arranged on the wire rope 7.
This installs applicable high-power MW class blade static(al) test and uses, and applies accurate side direction drag load to the different cross section of blade.
For example, frame 1 is a welded truss structure, and bolt mounting holes is arranged at the bottom, is fixed on the ground through tommyhead bolt, and ground is an xoncrete structure, inner pre-buried some grade beams, and frame can be adjusted the position on the grade beam length direction.
For example, slide rail 6 is the T section structure, and shoulder hole is arranged on it, and two slide rails 6 are installed in frame 1 front end through bolt.Article two, guide rail 5 is installed on the slide rails 6, but guide rail in the vertical direction and slide rail 6 slide relatively, but all restrained on other directions.Threaded hole is arranged, in order to install and fix the support of windlass 2 on the guide rail.
Windlass 2 is electronic elevator, and motor types is variable-frequency motor or servomotor, and the mounting hole that connects guide rail 5 and the fixing hole for hoist of chain rigging 4 are arranged on the support of windlass 2.Windlass 2 is connected with erecting equipment 3 through chain rigging 4.Erecting equipment 3 is fixed on the top of frame 1.Erecting equipment 3 can be electric block, can control automatically, promotes windlass 2.
Lay winding wire ropes 7 on the windlass 2, and wire rope 7 one ends connect pulling force sensor 8, are used for the measuring steel wire rope tension.Wire rope 7 other end sectional fixture assemblies 9 are in order to the high-power blade of fixed clamp 10 a certain cross sections.Clamp assembly comprises steel structure framework, timber package structure and suspender etc.
It is big that the foregoing description can be surveyed blade power, owing to adopted slide rail and guide rail structure, the windlass height can be regulated through erecting equipment; Reach different blades and load height; Exempted the trouble of manual shift, and have simple in structure, the characteristics that loading force is big.Since adopted the windlass and the pulling force sensor of frequency conversion or driven by servomotor, can be through the size of the accurate control loaded power of control system.Several chargers also can carry out synchro control simultaneously, blade is carried out synchronous multiple spot load.
Fig. 2 is that the high-power blade testing table static(al) charger of the utility model one embodiment is used synoptic diagram; As shown in Figure 2; The utility model embodiment provides a kind of applicable cases of high-power blade testing table static(al) charger, is that example describes with four load(ing) points.
When carrying out slow test, generally need carry out coordinated multi-point and load.Just several cross sections on the length of blade direction need apply certain target load, and in loading procedure, the load change of each point should be synchronous, and can guarantee that each point can reach target load separately simultaneously.
Blade 12 roots are fixedly installed on the base 11, and blade fixture 13 is separately fixed at four different cross section places of blade, link to each other wire rope series connection pulling force sensor 14, the drag load that applies with detection between blade fixture 13 and the charger 15 with wire rope.The topworks of charger is an electric windlass, and electric windlass is regulated rotating speed of motor and can be regulated pull of steel wire and loading velocity by variable-frequency motor or driven by servomotor.Therefore can adopt the control mode of power closed loop to come real-time regulating and controlling each point loaded load, reach the purpose that multiple spot loads synchronously.
Can find out that from the foregoing description the high-power blade static(al) charger of the utility model for high-power blade static(al) test provides the side direction loaded load, has the following advantages:
1) it is big to survey blade power;
2) side direction loads highly and can regulate automatically;
3) simple in structure, loading force is big;
4) the automatic synchro control of loaded load, precision is high.
One of ordinary skill in the art will appreciate that: accompanying drawing is the synoptic diagram of an embodiment, and module in the accompanying drawing or flow process might not be that enforcement the utility model is necessary.
One of ordinary skill in the art will appreciate that: the module in the device among the embodiment can be described according to embodiment and be distributed in the device of embodiment, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.
What should explain at last is: above 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 previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of essence disengaging the utility model embodiment technical scheme of relevant art scheme.
Claims (7)
1. a high-power blade testing table static(al) charger is characterized in that, comprising: frame, two slide rails, two guide rails, windlass, erecting equipment, chain lockset, wire rope, pulling force sensor and clamp assemblies, wherein
Said frame is fixed on the ground;
Said two slide rails are fixedly installed on the front end of said frame;
Said two guide rails are installed on said two slide rails, and in the vertical direction can slide with respect to said two slide rails;
The support of said windlass is fixedly installed on the said guide rail;
Said erecting equipment is fixed on the top of said frame;
Said chain lockset is connected between said erecting equipment and the said windlass;
One end of said wire rope is wrapped on the said windlass, and its other end connects the said clamp assembly that is used for fixing the high-power blade of clamping;
Said pulling force sensor is arranged on the said wire rope.
2. static(al) charger according to claim 1 is characterized in that, said ground is an xoncrete structure, its inner pre-buried many grade beams.
3. static(al) charger according to claim 2 is characterized in that, said frame bottom has bolt mounting holes, through tommyhead bolt said frame is fixed on the grade beam of ground.
4. static(al) charger according to claim 1 is characterized in that, said slide rail is the T section structure, and said slide rail is provided with shoulder hole.
5. static(al) charger according to claim 1 is characterized in that, said windlass is an electric windlass, and its motor types is variable-frequency motor or servomotor.
6. static(al) charger according to claim 1 is characterized in that, the support of said windlass is provided with through bolt and connects the mounting hole of said guide rail and the hole for hoist of fixing said chain rigging.
7. static(al) charger according to claim 1 is characterized in that, said erecting equipment is an electric block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203874786U CN202274981U (en) | 2011-10-12 | 2011-10-12 | Static force loading device of high-power blade test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203874786U CN202274981U (en) | 2011-10-12 | 2011-10-12 | Static force loading device of high-power blade test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202274981U true CN202274981U (en) | 2012-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203874786U Expired - Lifetime CN202274981U (en) | 2011-10-12 | 2011-10-12 | Static force loading device of high-power blade test bench |
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| Country | Link |
|---|---|
| CN (1) | CN202274981U (en) |
Cited By (5)
| 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 |
| CN103196666A (en) * | 2013-03-26 | 2013-07-10 | 中国科学院工程热物理研究所 | Static test method of horizontal shaft wind turbine vane scale model based on equal strength principle |
| CN104344948A (en) * | 2013-08-08 | 2015-02-11 | 北京强度环境研究所 | Megawatt level large-scale fan blade test steel framework fixed supporting platform |
| CN104677744A (en) * | 2015-02-03 | 2015-06-03 | 中国航天科工集团第六研究院四十一所 | Static loading test device for missile wing |
| CN105606356A (en) * | 2016-03-16 | 2016-05-25 | 中国直升机设计研究所 | Tail rotor blade supporting device |
-
2011
- 2011-10-12 CN CN2011203874786U patent/CN202274981U/en not_active Expired - Lifetime
Cited By (7)
| 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 |
| CN103196666A (en) * | 2013-03-26 | 2013-07-10 | 中国科学院工程热物理研究所 | Static test method of horizontal shaft wind turbine vane scale model based on equal strength principle |
| CN103196666B (en) * | 2013-03-26 | 2015-04-22 | 中国科学院工程热物理研究所 | Static test method of horizontal shaft wind turbine vane scale model based on equal strength principle |
| CN104344948A (en) * | 2013-08-08 | 2015-02-11 | 北京强度环境研究所 | Megawatt level large-scale fan blade test steel framework fixed supporting platform |
| CN104677744A (en) * | 2015-02-03 | 2015-06-03 | 中国航天科工集团第六研究院四十一所 | Static loading test device for missile wing |
| CN105606356A (en) * | 2016-03-16 | 2016-05-25 | 中国直升机设计研究所 | Tail rotor blade supporting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120613 |
|
| CX01 | Expiry of patent term |