CN117470531A - Calibration test bed for fatigue test of wind power gear box - Google Patents
Calibration test bed for fatigue test of wind power gear box Download PDFInfo
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- CN117470531A CN117470531A CN202311341000.3A CN202311341000A CN117470531A CN 117470531 A CN117470531 A CN 117470531A CN 202311341000 A CN202311341000 A CN 202311341000A CN 117470531 A CN117470531 A CN 117470531A
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- 238000012360 testing method Methods 0.000 title claims abstract description 150
- 238000009661 fatigue test Methods 0.000 title claims abstract description 28
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
- G01M13/026—Test-benches of the mechanical closed-loop type, i.e. having a gear system constituting a closed-loop in combination with the object under test
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a calibration test bed for fatigue test of a wind power gear box, which comprises a base, wherein a power box and a test box are arranged on two sides of the base, a speed reducer, a test accompanying gear box and a main test gear box are arranged between the power box and the test box, the test accompanying gear box and the main test gear box are connected through a locking disc, the power box and the test box are both limited on the base through a first supporting tool, the speed reducer is limited on the base through a second supporting tool, the test accompanying gear box is fixed on the base through a third supporting tool, the main test gear box is fixed on the base through a fourth supporting tool, and the second supporting tool is fixed on the base of the test bed and is fixed with the main test gear box through an elastic cushion sleeve.
Description
Technical Field
The invention relates to a wind power gear box testing technology, in particular to a calibration test bed for fatigue testing of a wind power gear box.
Background
Gearboxes are widely used, for example in wind power plants, which are an important mechanical component in a wide range of applications; the main function of the wind power generation device is that the power generated by the wind wheel under the action of wind power is transmitted to the generator and the corresponding rotating speed is obtained, the rotating speed of the wind wheel is very low and can not reach the rotating speed required by the power generation of the generator, and the power generation device is realized through the speed increasing function of a gear pair of the gear box, so the gear box is also called as a speed increasing box; the wind power gear box fatigue test bench is used for fatigue detection of a wind power gear box so as to detect the performance of the wind power gear box.
When installing wind-powered electricity generation gear box at the test bench and examining, because wind-powered electricity generation gear box's quality is great, need remove wind-powered electricity generation gear box to the mounting bracket of test bench through the hoist and mount mode fixed, but in order to bear the big quality wind-powered electricity generation gear box, current mounting bracket generally is whole welded fastening on the test bench with promotion intensity, leads to the mounting bracket unable to change according to wind-powered electricity generation gear box's overall dimension, causes all to need reassemble the test bench before detecting the wind-powered electricity generation gear box of every kind of different models, wastes time and energy, greatly influences test efficiency.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the calibration test bed for the fatigue test of the wind power gear box, which can be adaptively adjusted according to the size of the wind power gear box, and improves the installation efficiency of the wind power gear box, thereby improving the test efficiency.
In order to achieve the technical purpose, the invention adopts the following technical scheme: the utility model provides a calibration test bench for fatigue test of wind-powered electricity generation gear box, the on-line screen storage device comprises a base, the base both sides are equipped with headstock and test box, be equipped with the speed reducer between headstock and the test box, accompany test gear box and main test gear box, accompany test gear box and headstock through the speed reducer with the headstock connection, main test gear box is connected with the test box, accompany test gear box and main test gear box between be connected through the locking dish, headstock and test box all are limited on the base through first support frock, the speed reducer is limited on the base through the second support frock, accompany test gear box both sides all are equipped with accompany test box torque arm, accompany test box torque arm is fixed in on the base through the third support frock, main test gear box both sides all are equipped with main test box torque arm, main test box torque arm is fixed in on the base through fourth support frock, the second support frock is fixed in the test bench base and is fixed with main test gear box through elastic pad cover; the first support tool comprises a first support seat arranged on the base, a first mounting seat is arranged between the first support seat and the power box, and a plurality of first gaskets are arranged between the first mounting seat and the first support seat; the second support tool comprises a second support seat arranged on the base, a second installation seat is arranged at the top of the second support seat, and a plurality of second gaskets are arranged between the second installation seat and the speed reducer; the third support tool comprises two support units, and a plurality of third gaskets are arranged between the support units and the torque arm of the accompanying test box; the fourth supporting tool comprises two fourth supporting seats which are respectively arranged on two sides of the main test gear box, an elastic supporting seat which supports and limits the elastic cushion sleeve is arranged above the fourth supporting seats, and a plurality of fourth gaskets are arranged between the elastic supporting seat and the fourth supporting seat.
Preferably, the first supporting seat comprises a first bottom plate, a first top plate and a supporting plate fixed between the first bottom plate and the second top plate, the bottoms of the test box and the power box are respectively provided with a fastening groove corresponding to the first mounting seat, the first mounting seat and the fastening grooves are fixed through first bolts, and the first mounting seat, the gaskets and the first top plate are fastened through second bolts.
Preferably, the first bottom plate is fixed with the end plate towards one side of the speed reducer and one side far away from the speed reducer, the top of the end plate is fixed with the first top plate, and auxiliary plates are arranged on two sides of the support plate.
Preferably, the second supporting seat is limited on the base through the second bottom plate, a plurality of convex plates used for limiting the second installation seat are arranged on the periphery of the top of the second supporting seat, the second supporting seat is fixed with the second installation seat through a third bolt, and the second installation seat, the second gasket and the speed reducer are fixed through a fourth bolt.
Preferably, the supporting unit comprises a third bottom plate and third supporting seats arranged on two sides of the third bottom plate, a third top plate for supporting the third base plate is arranged at the top of the third supporting seats, a fixing table is arranged between the third base plate and the accompanying box torque arm, the fixing table, the third gasket and the third top plate are fixed through fixing bolts, pin holes matched with each other are formed in the fixing table and the accompanying box torque arm, a fifth bolt is arranged in the pin holes in a penetrating mode, and the fixing table is fixed to the accompanying box torque arm through the fifth bolt.
Preferably, the fourth supporting seat is limited on the base through a fourth bottom plate, a fourth top plate for bearing a fourth gasket is arranged at the top of the fourth supporting seat, the bottom of the third mounting seat is fixed with the fourth gasket and the fourth top plate through sixth bolts, a mounting top plate is arranged at the top of the third mounting seat, and mounting holes matched with bolts at the bottom of the elastic cushion sleeve are formed in two sides of the mounting top plate.
Preferably, the second support seat, the third support seat and the fourth support seat are all in a table shape.
Preferably, the first bottom plate, the second bottom plate, the third bottom plate and the fourth bottom plate are all provided with through grooves.
Preferably, the base comprises a plurality of mutually spliced supporting plates, and a plurality of limiting grooves which are perpendicular to the through grooves are formed in the supporting plates.
Preferably, through holes are formed in the middle of the first gasket, the second gasket, the third gasket and the fourth gasket.
In summary, the present invention achieves the following technical effects:
1. according to the calibration test bed for the fatigue test of the wind power gear box, the fourth supporting tool is adopted, the fourth supporting seat, the fourth gasket and the third mounting seat can be split, the distance between the two fourth supporting tools is convenient to assemble and disassemble, the width change of the wind power gear box is adapted to, and the number of the fourth gaskets can be adjusted adaptively according to the height change of the wind power gear box.
2. According to the calibration test bed for fatigue test of the wind power gear box, the first support tool, the second support tool, the third support tool and the base are adopted, so that the distance between the accompanying test gear box and the test box can be adjusted according to the length of the wind power gear box, and the heights of the power box, the test box, the speed reducer and the accompanying test gear box can be adjusted through the adjustment of the number of the first gasket, the second gasket and the third gasket, so that the calibration test bed is suitable for wind power gear boxes with different heights.
Drawings
FIG. 1 is a schematic structural view of a calibration test stand for fatigue testing of a wind power gearbox of the present invention;
FIG. 2 is a schematic diagram of a connection structure between a power box and a first support tool of the calibration test stand for wind power gear box fatigue test;
FIG. 3 is a schematic diagram of a connection structure between a speed reducer of a calibration test bed for wind power gear box fatigue test and a second support tool;
FIG. 4 is a schematic diagram of a connection structure between a test accompanying gear box and a third support tool of the calibration test stand for wind power gear box fatigue test;
FIG. 5 is a schematic structural view of a third support tooling of the calibration test stand for wind power gearbox fatigue testing of the invention;
FIG. 6 is a schematic diagram of a connection structure between a main test gear box and a fourth support tool of the calibration test stand for wind power gear box fatigue test;
FIG. 7 is a structural schematic diagram of a fourth support tooling of the calibration test stand for wind power gearbox fatigue testing of the invention;
description of the specification reference numerals: 1. a power box; 2. a first support tool; 21. a first base plate; 22. a through groove; 23. a first top plate; 24. a support plate; 25. an end plate; 26. a first mount; 27. a first gasket; 3. a speed reducer; 4. the second support tool; 41. a second base plate; 42. a second support base; 43. a convex plate; 44. a second mounting base; 45. a second gasket; 5. a test accompanying gear box; 51. a torque arm of the accompanying test box; 6. a third support tool; 61. a third base plate; 62. a third support base; 63. a reinforcing plate; 64. a third top plate; 65. a third gasket; 66. a fixed table; 67. a fixing bolt; 68. a pin hole; 7. a locking disc; 8. a main test gear box; 81. a main test box torque arm; 82. an elastic cushion cover; 9. a fourth support tool; 91. a fourth base plate; 92. a fourth support base; 93. a fourth top plate; 94. a fourth gasket; 95. a third mount; 96. installing a top plate; 97. a mounting hole; 10. a test box; 11. a base; 12. a power shaft; 13. a fastening groove; 14. and (5) connecting the flanges.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in fig. 1, a calibration test stand for fatigue test of a wind power gear box comprises a base 11, a power box 1 and a test box 10 are arranged on two sides of the base 11, a speed reducer 3, a test accompanying gear box 5 and a main test gear box 8 are arranged between the power box 1 and the test box 10, the test accompanying gear box 5 is connected with the power box 1 through the speed reducer 3, the speed reducer 3 is connected with the power box 1 through a power shaft 12, the speed reducer 3 is connected with a main shaft of the test accompanying gear box 5 through a connecting flange 14, the main test gear box 8 is connected with the test box 10, the test accompanying gear box 5 is connected with the main test gear box 8 through a locking disc 7, the power box 1 and the test box 10 are limited on the base 11 through a first supporting tool 2, the speed reducer 3 is limited on the base 11 through a second supporting tool 4, the test accompanying gear box 5 is provided with a test accompanying gear box torque arm 51 on two sides, the test accompanying gear box torque arm 51 is fixed on the base 11 through a third supporting tool 6, the main test accompanying gear box 81 is arranged on two sides of the main test gear box 8, the main test accompanying gear box 81 is fixed on the base 11 through a fourth supporting tool 9, and the second supporting tool 4 is fixed on the base 8 through an elastic pad and the elastic pad 8.
The calibration test bed for fatigue test of the wind power gear box of the embodiment adopts the fourth supporting tool 9, can be split into the fourth supporting seat 92, the fourth gasket 94 and the third mounting seat 95, is convenient to assemble and disassemble, can adapt to the width change of the wind power gear box by rapidly adjusting the distance between the two fourth supporting tools 9, and can be adaptively adjusted according to the height change of the wind power gear box by adjusting the number of the fourth gaskets 94; in addition, the first support tool 2, the second support tool 4, the third support tool 6 and the base 11 are adopted, the distance between the test accompanying gearbox 5 and the test box 10 can be adjusted according to the length of the wind power gearbox, and the heights of the power box 1, the test box 10, the speed reducer 3 and the test accompanying gearbox 5 are adjusted through the adjustment of the number of the first gaskets 27, the second gaskets 45 and the third gaskets 65, so that the wind power gearbox with different heights is adapted.
The second support base 42, the third support base 62 and the fourth support base 92 are all table-shaped; the bottom dimensions of the second, third and fourth support seats 42, 62 and 92 are larger and the bearing capacity is greater.
The first bottom plate 21, the second bottom plate 41, the third bottom plate 61 and the fourth bottom plate 91 are provided with through grooves 22; the base 11 comprises a plurality of mutually spliced and matched bearing plates, and the supporting plate 24 is provided with a plurality of limiting grooves which are perpendicular to the through grooves 22; the first bottom plate 21, the second bottom plate 41, the third bottom plate 61 and the fourth bottom plate 91 can be fixed on the base 11 by penetrating the seventh bolts on the through groove 22 and the limit groove, so that the first support tool 2, the second support tool 4, the third support tool 6 and the fourth support tool 9 are fixed; and the distance between the power box 1, the test box 10, the speed reducer 3, the accompanying test gear box 5 and the main test gear box 8 can be quickly adjusted by the arrangement of the bearing plate.
Through holes are formed in the middle of the first gasket 27, the second gasket 45, the third gasket 65 and the fourth gasket 94; since the first gasket 27, the second gasket 45, the third gasket 65 and the fourth gasket 94 are required to support the weight of the entire accompanying gear box 5, the main gear box 8, the power box 1, the test box 10 or the speed reducer 3, and the load is large, the first gasket 27, the second gasket 45, the third gasket 65 and the fourth gasket 94 are all made of stainless steel plates, but the stainless steel plates are heavy, so that the weight of the first gasket 27, the second gasket 45, the third gasket 65 and the fourth gasket 94 is reduced on the basis that the strength of the first gasket 27, the second gasket 45, the third gasket 65 and the fourth gasket 94 is not affected.
As shown in fig. 2, the first supporting fixture 2 includes a first supporting seat disposed on the base 11, a first mounting seat 26 is disposed between the first supporting seat and the power box 1, and a plurality of first gaskets 27 are disposed between the first mounting seat 26 and the first supporting seat; the first supporting seat comprises a first bottom plate 21, a first top plate 23 and a supporting plate 24 fixed between the first bottom plate 21 and the second top plate, fastening grooves 13 corresponding to the first mounting seats 26 are formed in the bottoms of the test box 10 and the power box 1, the first mounting seats 26 and the fastening grooves 13 are fixed through first bolts, and the first mounting seats 26, the gaskets and the first top plate 23 are fastened through second bolts; an end plate 25 is fixed on one side of the first bottom plate 21 facing the speed reducer 3 and one side far away from the speed reducer 3, the top of the end plate 25 is fixed with the first top plate 23, and auxiliary plates are arranged on two sides of the support plate 24.
As shown in fig. 3, the second supporting fixture 4 includes a second supporting seat 42 disposed on the base 11, a second mounting seat 44 is disposed on top of the second supporting seat 42, and a plurality of second gaskets 45 are disposed between the second mounting seat 44 and the speed reducer 3; the second supporting seat 42 is limited on the base 11 through a second bottom plate 41, a plurality of convex plates 43 for limiting a second installation seat 44 are arranged around the top of the second supporting seat 42, the second supporting seat 42 and the second installation seat 44 are fixed through a third bolt, and the second installation seat 44, a second gasket 45 and the speed reducer 3 are fixed through a fourth bolt; wherein the boss 43 is disposed upwardly so as to define a second mount 44 on top of the second support.
As shown in fig. 4-5, the third support fixture 6 includes two support units, and a plurality of third gaskets 65 are arranged between the support units and the accompanying test box torque arm 51; the support unit comprises a third bottom plate 61 and third support seats 62 arranged on two sides of the third bottom plate 61, a third top plate 64 for supporting a third backing plate is arranged at the top of the third support seats 62, a fixing table 66 is arranged between the third backing plate and the accompanying box torque arm 51, the fixing table 66, a third gasket 65 and the third top plate 64 are fixed through fixing bolts 67, pin holes 68 which are matched with each other are formed in the fixing table 66 and the accompanying box torque arm 51, fifth bolts are arranged in the pin holes 68 in a penetrating mode, and the fixing table 66 is fixed on the accompanying box torque arm 51 through the fifth bolts; the third supporting seat 62 is provided with a reinforcing plate 63; the pin holes 68 on the fixing tables 66 of the two supporting units are arranged in mutually perpendicular directions, so that vibration of the accompanying test gearbox 5 in the test process is relieved.
As shown in fig. 6-7, the fourth supporting fixture 9 includes two fourth supporting seats 92 respectively provided at two sides of the main test gear case 8, a third mounting seat 95 for supporting and defining the elastic cushion 82 is provided above the fourth supporting seats 92, and a plurality of fourth gaskets 94 are provided between the third mounting seat 95 and the fourth supporting seats 92; the fourth supporting seat is limited on the base 11 through a fourth bottom plate 91, a fourth top plate 93 for bearing a fourth gasket 94 is arranged at the top of the fourth supporting seat 92, the bottom of a third installation seat 95 is fixed with the fourth gasket 94 and the fourth top plate 93 through sixth bolts, an installation top plate 96 is arranged at the top of the third installation seat 95, and installation holes 97 matched with the bottom bolts of the elastic cushion 82 are formed in two sides of the installation top plate 96.
The test bed assembly steps are as follows:
pre-installing; the locking disc 7 is arranged at the power output end of the accompanying test gear box 5, the dummy shaft is arranged at the power input end of the main test gear box 8, the power box 1, the speed reducer 3 and the test box 10 are sequentially arranged according to the lengths of the accompanying test gear box 5 and the main test gear box 8, the test box 10 is fixed on the base 11 through the first support tool 2 and the second support tool 4, and meanwhile the installation positions of the third support tool 6 and the fourth support tool 9 are adjusted according to the widths of the accompanying test gear box 5 and the main test gear box 8;
installing a test accompanying gear box 5 on a test bed; hoisting the test accompanying gear box 5 above the third supporting seat 62, setting an auxiliary tool, fine-adjusting the height of the test accompanying gear box 5 by adjusting the position of the auxiliary tool, aligning the power input end with the power output end of the speed reducer 3 by calibrating a level meter, measuring the distance between the fixed table 66 and the third supporting seat 62, calculating the number of required third gaskets 65, filling the third gaskets 65 between the fixed table 66 and the third supporting seat 62 until the fixed table 66 is attached to the upper surface of the third gaskets 65, locking the fixed table 66, the third gaskets 65 and the third supporting seat 62 by fixing bolts 67, thereby installing and fixing the test accompanying gear box 5 on the base 11, and removing the auxiliary tool;
installing a main test gear box 8 on a test bed; after the main test gear box 8 is hoisted above the fourth supporting seat 92, the power input end and the power output end of the main test gear box 8 are respectively provided with an auxiliary tool, the auxiliary tools are leveled through a level meter to enable the dummy shaft of the main test gear box 8 to be centered with the locking disc 7, the auxiliary tools are adjusted to enable the dummy shaft to be in butt joint with the locking disc 7 and to be fixed through positioning pins and stretcher fastening bolts, the distance between the third mounting seat 95 and the fourth supporting seat 92 is measured, the number of fourth gaskets 94 is calculated, the fourth gaskets 94 are padded between the third mounting seat 95 and the fourth supporting seat 92 until the upper surfaces of the third mounting seat 95 and the fourth gaskets 94 are attached, the fourth gaskets 94, the third mounting seat 95 and the fourth supporting seat 92 are locked through sixth bolts, and then the auxiliary tools are detached, so that the main test gear box 8 is fixedly installed on the base 11.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical principles of the present invention are within the scope of the technical solutions of the present invention.
Claims (10)
1. The calibration test bed for the fatigue test of the wind power gear box is characterized by comprising a base, wherein a power box and a test box are arranged on two sides of the base, a speed reducer, a test accompanying gear box and a main test gear box are arranged between the power box and the test box, the test accompanying gear box is connected with the power box through the speed reducer, the main test gear box is connected with the test box, the test accompanying gear box is connected with the main test gear box through a locking disc, the power box and the test box are limited on the base through first supporting tools, the speed reducer is limited on the base through second supporting tools, test accompanying gear box torque arms are arranged on two sides of the test accompanying gear box, the test accompanying gear box torque arms are fixed on the base through third supporting tools, the main test gear box torque arms are arranged on two sides of the main test gear box, and are fixed on the base through fourth supporting tools, and the second supporting tools are fixed on the base of the test bed and are fixed with the main test gear box through elastic pad sleeves;
the first support tool comprises a first support seat arranged on the base, a first mounting seat is arranged between the first support seat and the power box, and a plurality of first gaskets are arranged between the first mounting seat and the first support seat;
the second support tool comprises a second support seat arranged on the base, a second installation seat is arranged at the top of the second support seat, and a plurality of second gaskets are arranged between the second installation seat and the speed reducer;
the third support tool comprises two support units, and a plurality of third gaskets are arranged between the support units and the torque arm of the accompanying test box;
the fourth support tool comprises two fourth support seats which are respectively arranged on two sides of the main test gear box, an elastic support seat which supports and limits the elastic cushion sleeve is arranged above the fourth support seats, and a plurality of fourth gaskets are arranged between the elastic support seat and the fourth support seat.
2. The calibration test bed for fatigue testing of a wind power gearbox according to claim 1, wherein the first supporting seat comprises a first bottom plate, a first top plate and a supporting plate fixed between the first bottom plate and the second top plate, the bottom of the test box and the bottom of the power box are respectively provided with a fastening groove corresponding to the first mounting seat, the first mounting seat and the fastening grooves are fixed through first bolts, and the first mounting seat, the gasket and the first top plate are fastened through second bolts.
3. The calibration test bed for fatigue test of a wind power gear box according to claim 2, wherein the first bottom plate is fixed with an end plate on one side facing the speed reducer and one side far away from the speed reducer, the top of the end plate is fixed with the first top plate, and auxiliary plates are arranged on two sides of the support plate.
4. The calibration test bed for fatigue test of a wind power gear box according to claim 1, wherein the second supporting seat is limited on the base through a second bottom plate, a plurality of convex plates used for limiting the second installation seat are arranged on the periphery of the top of the second supporting seat, the second supporting seat is fixed with the second installation seat through a third bolt, and the second installation seat, the second gasket and the speed reducer are fixed through a fourth bolt.
5. The calibration test bed for fatigue test of a wind power gear box according to claim 1, wherein the supporting unit comprises a third bottom plate and third supporting seats arranged on two sides of the third bottom plate, a third top plate for supporting a third base plate is arranged at the top of the third supporting seats, a fixing table is arranged between the third base plate and a accompanying test box torque arm, the fixing table, a third gasket and the third top plate are fixed through fixing bolts, pin holes matched with each other are formed in the fixing table and the accompanying test box torque arm, a fifth bolt is arranged in each pin hole in a penetrating mode, and the fixing table is fixed to the accompanying test box torque arm through the fifth bolt.
6. The calibration test bed for fatigue test of a wind power gear box according to claim 1, wherein the fourth supporting seat is limited on the base through a fourth bottom plate, a fourth top plate for supporting a fourth gasket is arranged at the top of the fourth supporting seat, the bottom of the third mounting seat is fixed with the fourth gasket and the fourth top plate through sixth bolts, a mounting top plate is arranged at the top of the third mounting seat, and mounting holes matched with bolts at the bottom of the elastic cushion cover are formed in two sides of the mounting top plate.
7. The calibration stand for fatigue testing of a wind turbine gearbox according to any of claims 4-6, wherein the second, third and fourth support seats are each bench-type.
8. The calibration test stand for fatigue testing of a wind power gear box according to any one of claims 2, 4-6, wherein the first bottom plate, the second bottom plate, the third bottom plate and the fourth bottom plate are all provided with through grooves.
9. The calibration test bed for fatigue test of a wind power gear box according to claim 8, wherein the base comprises a plurality of bearing plates which are mutually spliced and matched, and a plurality of limiting grooves which are perpendicular to the through grooves are formed in the supporting plate.
10. The calibration test bed for fatigue test of a wind power gear box according to claim 1, wherein through holes are formed in the middle of the first gasket, the second gasket, the third gasket and the fourth gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311341000.3A CN117470531A (en) | 2023-10-17 | 2023-10-17 | Calibration test bed for fatigue test of wind power gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311341000.3A CN117470531A (en) | 2023-10-17 | 2023-10-17 | Calibration test bed for fatigue test of wind power gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117470531A true CN117470531A (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311341000.3A Pending CN117470531A (en) | 2023-10-17 | 2023-10-17 | Calibration test bed for fatigue test of wind power gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117470531A (en) |
-
2023
- 2023-10-17 CN CN202311341000.3A patent/CN117470531A/en active Pending
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