CN102313619B - Resisting moment measurement device for permanent magnet direct drive wind generator - Google Patents
Resisting moment measurement device for permanent magnet direct drive wind generator Download PDFInfo
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- CN102313619B CN102313619B CN 201110200581 CN201110200581A CN102313619B CN 102313619 B CN102313619 B CN 102313619B CN 201110200581 CN201110200581 CN 201110200581 CN 201110200581 A CN201110200581 A CN 201110200581A CN 102313619 B CN102313619 B CN 102313619B
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- pulley gear
- permanent magnet
- aerogenerator
- cable wire
- moment
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Abstract
The invention provides a resisting moment measurement device for a permanent magnet direct drive wind generator. A circular arc ring guide plate is fixed in a screw hole of an outer ring of a bearing of the wind generator by a bolt. A speed reducer and a supporting frame are mounted on a base. An input end of the speed reducer is directly connected with an electric motor. An output end of the speed reducer is directly connected with a steel cable roll. A pulley device I and a pulley device II are mounted on the supporting frame. A steel cable is divided into two sections. One end of a first section of the steel cable is fixedly connected with the circular arc guide plate and the other end of the first section is connected with a sensor. One end of a second section of the steel cable is fixedly wound on the steel cable roll and the other end of the second section is connected with the sensor through the pulley device I and the pulley device II on the supporting frame. In the invention, the tensile force direction of the rotation of a rotor of the wind generator is always tangential to the periphery on the rotor; the sensor is connected with an external computer; the size of an accurately measured force value is recorded by the computer; the man power is replaced with a mechanical mode; the labor intensity is reduced; the efficiency is improved; and the resisting moment measurement device is universal for various types of wind generators, has a simple structure and low cost and is reliable to use.
Description
Technical field
The present invention relates to a kind of measurement moment of resistance equipment, especially relate to a kind of aerogenerator and measure moment of resistance device.
Background technology
At present, permanent magnet direct-driving aerogenerator is measured the moment of resistance, be to make the arm of force with stock, one end is installed on the housing washer end face that wind power generator rotor links, the cable wire other end is drawn with manpower in other end fixing tightwire one termination, and wind power generator rotor is rotated, be associated with a spring balance between the cable wire, the power that the record spring balance shows is on duty to get the moment of resistance with the arm of force.Shortcoming is that direction of pull is difficult to be oriented in a tangential direction with the circumference of rotor, makes accuracy of measurement not high, does not reach requirement, also has by manpower 4-5 people, both expended bodily strength, and time-consuming again, efficient is low, and process falls behind.
Summary of the invention
The object of the invention provides a kind of aerogenerator and measures moment of resistance device, replace manually-operated with the motor transmission, improve work efficiency, and the direction of pull that wind power generator rotor is rotated is oriented in a tangential direction along epitrochanterian circumference all the time, measurement reaches accurate requirement, the data line of sensor links to each other with computer, and the real-time force Value Data of measurement is accurately stored, shows, printed.
Technical scheme of the present invention is to be the circular arc guide plate to be fixed in the screw of aerogenerator bearing outer ring by bolt, by reductor, bearing support are installed on the base, input end direct connection motor at reductor, output terminal direct connection cable wire rolling wheel, pulley gear I and pulley gear II are installed on the bearing support, cable wire is divided into two sections, one end and the circular arc guide plate of one of cable wire connect firmly, the other end is connected with sensor, an end of two of cable wire is fixing on the cable wire rolling wheel, by the pulley gear I on the bearing support, pulley gear II, the other end and sensor connect to form;
Described bearing support has a rectangle base plate, on establish the trapezoidal support plate of length of two identical settings, the lower end broadside is concordant with described base plate broadside, separates spacing with the long limit of base plate center line symmetry, is connected with gusset, its bearing support is provided with pulley gear I, pulley gear II;
Described bearing support top pulley gear I is to have the identical elongated slot that communicates above long trapezoidal support plate, the elongated slot limit is carved with the corresponding scale of different model aerogenerator length and is indicated, the pulley gear I can move at elongated slot, be fixed on corresponding scale position, the pulley gear II is fixed on the below of bearing support pulley gear I;
Described pulley gear I is identical with pulley gear II structure, form by wheel shaft, pulley, neck bush, lining and bearing, in the two ends of wheel shaft symmetry a lining is housed respectively, rolling bearing is equipped with at ladder small end place at lining, separate with neck bush between two rolling bearings, cylindrical at rolling bearing is fixed with pulley, and the two ends of wheel shaft are provided with screw thread, by nut wheel shaft are fixed on the support plate.
The groove width of described pulley gear I is alignd with the groove width of pulley gear II, pulley gear II groove width and cable wire rolling wheel groove width centering, and pulley gear II bottom land is concordant with cable wire rolling wheel groove top;
Described circular arc guide plate is one section circular arc channel-section steel, and notch is external arc, connects one section arc plate down and constitutes.
Circular arc and the aerogenerator of described circular arc channel-section steel are concentricity;
Described arc plate is provided with the mounting hole that is fixed on aerogenerator bearing outer ring end face and the breach of weight reduction, and an end is provided with the screw that cable wire is installed.
The data line of described sensor links to each other with computer, and the real-time force Value Data of measurement is accurately stored, shows, printed.
Effect of the present invention is that the direction of pull that aerogenerator measurement moment of resistance device rotates wind power generator rotor is oriented in a tangential direction along epitrochanterian circumference all the time, sensor is connected with the peripheral hardware computer, the accurate ergometry value of computer record size, replace manpower with machinery, reduce labour intensity, improved efficient; Multiple aerogenerator model is general, simple in structure, and cost is low, uses reliable.
Description of drawings
Fig. 1 looks synoptic diagram for the structure master of inventive embodiments.
Fig. 2 is the structure schematic top plan view of Fig. 1.
Fig. 3 is the bearing support A-A sectional structure synoptic diagram of Fig. 1.
Fig. 4 is that the circular arc guide plate B of Fig. 1 is to structural representation.
Fig. 5 is the C-C cut-open view of Fig. 4.
Among the figure: base 1; Reductor 2; Cable wire rolling wheel 3; Bearing support 4; Pulley gear I 5-1; Pulley gear II 5-2; Scale 6; Cable wire I 7-1; Cable wire II 7-2; Sensor 8; Bolt 9; Circular arc guide plate 10; Follower bolt 11; Dull and stereotyped 12; Motor 13; Support plate 14; Pulley 15; Neck bush 16; Wheel shaft 17; Nut 18; Rolling bearing 19; Lining 20; Gusset 21; Gusset 22; Base plate 23; Circular arc channel-section steel 24; Arc plate 25; Permanent magnet direct-driving aerogenerator bearing outer ring end face screw 26.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
With reference to Fig. 1; Fig. 2; In the drawings, bolt 9 is fixed on circular arc guide plate 10 in permanent magnet direct-driving aerogenerator bearing outer ring end face 26 screws, (bearing outer ring end face screw original be used for fixing fan blade wheel hub), reductor 2 is installed on the base 1, bearing support 4, the input end direct connection motor 13 of reductor 2, output terminal direct connection cable wire rolling wheel 3, pulley gear I 5-1 and pulley gear II 5-2 are installed on the bearing support 4, cable wire is divided into two sections, the end of cable wire I 7-1 is reinforced with follower bolt 11 at an end of circular arc guide plate 10, the other end is connected with sensor 8, the end of cable wire II 7-2 is fixing on cable wire rolling wheel 3, and by the pulley gear I 5-1 on the bearing support 4 and pulley gear II 5-2, the other end and sensor 8 connect to form.
With reference to Fig. 3; Described bearing support 4 is by a rectangle base plate 23, on establish the trapezoidal support plate 14 of length of two identical settings, the lower end broadside is concordant with described base plate 23 broadsides, separates spacing with base plate 23 long limit center line symmetries, is connected with gusset I 21, gusset II 22 constitutes.With reference to Fig. 1, Fig. 3; Its bearing support 4 is provided with pulley gear I 5-1 and pulley gear II 5-2.Described bearing support 4 is to have the identical elongated slot that communicates above long trapezoidal support plate 14, the elongated slot limit is carved with the corresponding scale 6 of different model aerogenerator length and is indicated, pulley gear I 5-1 can move at elongated slot, being fixed on the position on the corresponding scale 6, is the pulley gear II 5-2 that is provided with stationkeeping below bearing support 4.Described pulley gear I 5-1 is identical with pulley gear II 5-2 structure, described pulley gear I 5-1 is identical with pulley gear II 5-2 structure, form by wheel shaft 17, pulley 15, neck bush 16, lining 20 and rolling bearing 19, in the two ends of wheel shaft 17 symmetry a lining 20 is housed respectively, rolling bearing 19 is equipped with at ladder small end place at lining 20, separate with neck bush 16 between two rolling bearings 19, cylindrical at rolling bearing 19 is fixed with pulley 15, the two ends of wheel shaft 17 are provided with screw thread, by nut 18 wheel shaft are fixed on the support plate 14.The groove width alignment of the groove width of described pulley gear I 5-1 and pulley gear II 5-2, pulley gear II 5-2 groove width and cable wire rolling wheel 3 groove width centerings, pulley gear II 5-2 bottom land is concordant with cable wire rolling wheel 3 grooves top.
With reference to Fig. 4, Fig. 5, described circular arc guide plate 10 is one section circular arc channel-section steel 24, and notch is external arc, connects one section arc plate 25 down and constitutes.Circular arc and the aerogenerator of described circular arc channel-section steel 24 are concentricity.Described arc plate 25 is provided with the corresponding mounting hole that is fixed on permanent magnet direct-driving aerogenerator bearing outer ring end face screw 26 and the breach of weight reduction, and an end is provided with the screw of fixing tightwire I 7-1.With reference to Fig. 1; During measurement on same dull and stereotyped 12.With reference to Fig. 2; Around the cable wire I 7-1 and the sensor 8 cable wire II 7-2 that connect of circular arc guide plate 10, be the tangent line on circular arc guide plate 10 circular arcs to the groove of pulley gear I 5-1.Actuating motor 14, cable wire rolling wheel 3 rolling cable wires, the drawing wind power generator amature rotates, sensor 8 transmits the real-time force value information, passage input computer software, and the real-time force Value Data is accurately stored, show that printer is printed, the arc radius that power taking value number multiply by on the circular arc guide plate 10 equals the moment of resistance.
More than a kind of permanent magnet direct-driving aerogenerator provided by the present invention measured moment of resistance device be described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (9)
1. permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism, it is characterized in that the circular arc guide plate being fixed in the screw of aerogenerator bearing outer ring by bolt, by reductor is installed on the base, bearing support, input end direct connection motor at reductor, output terminal direct connection cable wire rolling wheel, pulley gear I and pulley gear II are installed on the bearing support, cable wire is divided into two sections, one end and the circular arc guide plate of one of cable wire connect firmly, the other end is connected with sensor, an end of two of cable wire is fixing on the cable wire rolling wheel, by the pulley gear I on the bearing support, the pulley gear II, the other end and sensor connect to form.
2. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 1, it is characterized in that described bearing support has a rectangle base plate, on establish the trapezoidal support plate of length of two identical settings, the lower end broadside is concordant with described base plate broadside, separate spacing with the long limit of base plate center line symmetry, be connected with gusset, its bearing support is provided with pulley gear I, pulley gear II.
3. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 2, it is characterized in that described bearing support top pulley gear I is to have the identical elongated slot that communicates above long trapezoidal support plate, the elongated slot limit is carved with the corresponding scale of different model aerogenerator length and is indicated, the pulley gear I can move at elongated slot, be fixed on corresponding scale position, pulley gear II fixed supporting frame below.
4. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 2, it is characterized in that described pulley gear I is identical with pulley gear II structure, form by pulley, neck bush, lining and bearing, in the two ends of wheel shaft symmetry a lining is housed respectively, rolling bearing is equipped with at ladder small end place at lining, separate with neck bush between two rolling bearings, cylindrical at rolling bearing is fixed with pulley, the two ends of wheel shaft are provided with screw thread, by nut wheel shaft are fixed on the support plate.
5. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 1, the groove width that it is characterized in that described pulley gear I is alignd with the groove width of pulley gear II, pulley gear II groove width and cable wire rolling wheel groove width centering, pulley gear II bottom land is concordant with cable wire rolling wheel groove top.
6. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 1 is characterized in that described circular arc guide plate, is one section circular arc channel-section steel, and notch is external arc, connects one section arc plate down and constitutes.
7. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 6 is characterized in that the circular arc of described circular arc channel-section steel and aerogenerator are concentricity.
8. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 6, it is characterized in that described arc plate is provided with the mounting hole that is fixed on aerogenerator bearing outer ring end face and the breach of weight reduction, and an end is provided with the screw that cable wire is installed.
9. a kind of permanent magnet direct-driving aerogenerator moment of resistance measurement mechanism according to claim 1 is characterized in that the data line of described sensor links to each other with computer, and the real-time force Value Data of measurement is accurately stored, shows, printed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110200581 CN102313619B (en) | 2011-07-18 | 2011-07-18 | Resisting moment measurement device for permanent magnet direct drive wind generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110200581 CN102313619B (en) | 2011-07-18 | 2011-07-18 | Resisting moment measurement device for permanent magnet direct drive wind generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102313619A CN102313619A (en) | 2012-01-11 |
| CN102313619B true CN102313619B (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110200581 Expired - Fee Related CN102313619B (en) | 2011-07-18 | 2011-07-18 | Resisting moment measurement device for permanent magnet direct drive wind generator |
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| CN (1) | CN102313619B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053046A (en) * | 2016-07-19 | 2016-10-26 | 农业部南京农业机械化研究所 | Soil bin test table |
| CN105953975A (en) * | 2016-07-19 | 2016-09-21 | 农业部南京农业机械化研究所 | Weight and lever type removable static calibration device and calibration method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU446787A1 (en) * | 1971-07-09 | 1974-10-15 | Предприятие П/Я А-7284 | Device for measuring the friction moment of rolling bearings |
| US4841783A (en) * | 1987-06-19 | 1989-06-27 | Marshek Kurt M | Flat belt test machine |
| CN2588354Y (en) * | 2002-11-21 | 2003-11-26 | 烟台首钢东星(集团)公司 | Torsion testing instrument |
| CN201488848U (en) * | 2009-05-19 | 2010-05-26 | 北京鼎信合力数控成套设备有限公司 | Rotary bearing torque tester |
-
2011
- 2011-07-18 CN CN 201110200581 patent/CN102313619B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU446787A1 (en) * | 1971-07-09 | 1974-10-15 | Предприятие П/Я А-7284 | Device for measuring the friction moment of rolling bearings |
| US4841783A (en) * | 1987-06-19 | 1989-06-27 | Marshek Kurt M | Flat belt test machine |
| CN2588354Y (en) * | 2002-11-21 | 2003-11-26 | 烟台首钢东星(集团)公司 | Torsion testing instrument |
| CN201488848U (en) * | 2009-05-19 | 2010-05-26 | 北京鼎信合力数控成套设备有限公司 | Rotary bearing torque tester |
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| Publication number | Publication date |
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| CN102313619A (en) | 2012-01-11 |
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Granted publication date: 20130821 Termination date: 20170718 |