CN213899185U

CN213899185U - Support frame for lifting rope of wind generating set

Info

Publication number: CN213899185U
Application number: CN202021457060.3U
Authority: CN
Inventors: 刘作广; 谷海昌; 姜鸿帅; 赵红露; 魏晓阳; 顾婷; 谢丹; 马涛
Original assignee: Hebei Suntien New Energy Technology Co Ltd
Current assignee: Hebei Suntien New Energy Technology Co Ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-08-06
Anticipated expiration: 2030-07-22

Abstract

A supporting frame for a lifting rope of a wind generating set comprises a supporting frame body, wherein the supporting frame body is installed in a cabin of the wind generating set through an installation lug, a horizontal cross rod is fixedly connected above the supporting frame body, a first guide shaft is fixedly installed between the two horizontal cross rods, and a second guide shaft is fixedly installed on the supporting frame body; the side face of the support body is fixedly connected with one end of a supporting pull rod, the other end of the supporting pull rod is fixedly installed on a gear box in a cabin through a locking sleeve, an installation transverse rod is fixedly installed in the middle of the support body, a retractor is fixedly installed on the installation transverse rod, a driving end of the retractor is in transmission connection with a rope winding groove, one end of a lifting rope is connected in the rope winding groove, and the lifting rope sequentially bypasses a second guide shaft and a first guide shaft and is connected with a device to be lifted. The utility model overcomes prior art's is not enough, through using second guiding axle and first guiding axle as the fulcrum, makes the skylight of lifting rope and cabin not have any contact to the risk in crushing skylight has been avoided.

Description

Support frame for lifting rope of wind generating set

Technical Field

The utility model relates to a wind generating set hoisting accessory technical field, concretely relates to support frame for wind generating set lifting rope.

Background

Along with the continuous increase of the capacity of the wind turbine generator, the height of the fan tower is continuously increased, and the hoisting and replacement of large parts of the fan are also more and more difficult.

At present, when a wind turbine generator is maintained and repaired, corresponding hoisting parts or platforms and the like are hoisted, one end of a hoisting rope is usually connected to a hoisting point in an engine room, the other end of the hoisting rope directly bypasses a skylight of the engine room and then extends downwards to the ground, and when the hoisting rope is hoisted, the weight of a plurality of parts is too large, so that the skylight of the engine room is easily crushed by the hoisting rope, and the abrasion of the engine room is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a wind generating set is support frame for lifting rope has overcome the not enough of prior art, and reasonable in design makes the skylight in lifting rope and cabin not have any contact through using second guiding axle and first guiding axle as the fulcrum to the risk in crushing skylight has been avoided.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a supporting frame for a lifting rope of a wind generating set comprises a supporting frame body, wherein a mounting lug is arranged at the lower end of the supporting frame body, the supporting frame body is mounted in a cabin of the wind generating set through the mounting lug, two parallel horizontal cross rods are fixedly connected above the supporting frame body, the two horizontal cross rods are located outside the cabin, a first guide shaft is fixedly mounted between the two horizontal cross rods, and a second guide shaft is fixedly mounted on the supporting frame body; the utility model discloses a lifting device, including support body, gear box, retractor, gear box, support body, the one end of support pull rod is supported to support body side fixed connection, the other end of supporting the pull rod passes through lock sleeve fixed mounting on the gear box in the cabin, fixed mounting has the installation horizontal pole in the middle of the support body, fixed mounting has the retractor on the installation horizontal pole, the drive end and the receipts rope groove transmission of retractor are connected, receive the one end of rope inslot connection lifting rope, the lifting rope is walked around second guiding axle and first guiding axle in proper order and is connected with waiting to lift by crane.

Preferably, a support connecting plate is fixedly installed at the bottom of the cabin of the wind driven generator, and the installation lug is movably connected with the support connecting plate through a rotating shaft.

Preferably, a plurality of guide wheels are fixedly connected to the surfaces of the first guide shaft and the second guide shaft, and the number of the guide wheels corresponds to the number of the rope collecting grooves.

Preferably, the supporting pull rod comprises a first pull rod, a second pull rod and an adjusting sleeve, threaded holes are formed in two ends of the adjusting sleeve, one end of the first pull rod is connected with the support body, the other end of the first pull rod is movably connected into the threaded hole in one end of the adjusting sleeve through threads, one end of the second pull rod is connected with the locking sleeve, and the other end of the second pull rod is movably connected into the threaded hole in the other end of the adjusting sleeve through threads; and the thread turning directions of the threaded holes at the two ends of the adjusting sleeve are opposite.

Preferably, the lock sleeve comprises a U-shaped connecting rod and a locking stud, threaded holes are formed in two ends of the U-shaped connecting rod, and the locking stud sequentially penetrates through the two threaded holes and is movably connected with the U-shaped connecting rod through threads.

The utility model provides a wind generating set is support frame for lifting rope. The method has the following beneficial effects: through using second guiding axle and first guiding axle as the fulcrum, make the skylight of lifting rope and cabin not have any contact to avoided the risk in crushing skylight, simultaneously through the guide effect of second guiding axle and first guiding axle, make and treat the perpendicular pulling force transform of hoisting rope to the effort of horizontal direction, the pulling force effect of rethread support pull rod, in order to offset the horizontal acting force of lifting rope to the support body, thereby guarantee the stability of support body itself.

Drawings

In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.

FIG. 1 is a schematic view of the present invention in use;

FIG. 2 is a schematic structural view of the present invention;

the reference numbers in the figures illustrate:

1. a stent body; 2. mounting lugs; 3. a horizontal cross bar; 4. a first guide shaft; 5. a second guide shaft; 6. a support pull rod; 7. a locking sleeve; 8. installing a cross bar; 9. a retractor; 10. a rope retracting groove; 11. a lifting rope; 12. a bracket connecting plate; 13. a guide wheel; 61. a first pull rod; 62. a second pull rod; 63. an adjusting sleeve; 71. a U-shaped connecting rod; 72. and locking the stud.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention will be combined below to clearly and completely describe the technical solutions of the present invention.

In the first embodiment, as shown in fig. 1-2, a support frame for a lifting rope of a wind turbine generator system comprises a support frame body 1, wherein a mounting lug 2 is arranged at the lower end of the support frame body 1, the support frame body 1 is mounted in a cabin of the wind turbine generator through the mounting lug 2, two parallel horizontal cross rods 3 are fixedly connected above the support frame body 1, the two horizontal cross rods 3 are located outside the cabin, a first guide shaft 4 is fixedly mounted between the two horizontal cross rods 3, and a second guide shaft 5 is fixedly mounted on the support frame body 1; the side face of the support body 1 is fixedly connected with one end of a supporting pull rod 6, the other end of the supporting pull rod 6 is fixedly installed on a gear box in an engine room through a locking sleeve 7, an installation cross rod 8 is fixedly installed in the middle of the support body 1, a retractor 9 is fixedly installed on the installation cross rod 8, a driving end of the retractor 9 is in transmission connection with a rope receiving groove 10, one end of a lifting rope 11 is connected in the rope receiving groove 10, and the lifting rope 11 sequentially bypasses a second guide shaft 5 and a first guide shaft 4 and is connected with a to-be-lifted device.

When the lifting device works, one end of a lifting rope 11 is fixed in a rope collecting groove 10, the other end of the lifting rope 11 sequentially rounds a second guide shaft 5 and a first guide shaft 4 and then is connected with the device to be lifted, and the rope collecting groove 10 is driven to rotate by the driving end of a retractor 9, so that the device to be lifted is driven to move upwards by the lifting rope 11; use second guiding axle 5 and first guiding axle 4 as the fulcrum in whole process, make the skylight of lifting rope 11 and cabin not have any contact, thereby avoided the risk in crushing skylight, simultaneously in this embodiment, guide effect through second guiding axle 5 and first guiding axle 4, make the perpendicular pulling force transform of waiting to lift by crane device to lifting rope 11 become the effort of horizontal direction, the pulling force effect of rethread support pull rod 6, in order to offset the horizontal acting force of lifting rope 11 to support body 1, thereby guarantee the stability of support body 1 itself.

In the second embodiment, as a further scheme of the first embodiment, a support connecting plate 12 is fixedly installed at the bottom of the nacelle of the wind driven generator, and the installation lug 2 is movably connected with the support connecting plate 12 through a rotating shaft. Therefore, in the working process, the angle of the bracket body 1 can be adaptively adjusted according to the requirement, so that certain degree of freedom is ensured in the direction of horizontal acting force, and the rigid fracture is prevented.

In the third embodiment, as a further scheme of the first embodiment, a plurality of guide wheels 13 are fixedly connected to the surfaces of the first guide shaft 4 and the second guide shaft 5, and the number of the guide wheels 13 corresponds to the number of the rope collecting grooves 10. Therefore, the lifting rope is connected with the device to be lifted after bypassing the guide wheel 13, so that the friction force on the surface of the lifting rope 11 is reduced, and the excessive abrasion of the lifting rope 11 and the bracket body 1 in use can be further prevented.

In a fourth embodiment, as a further scheme of the first embodiment, the supporting pull rod 6 includes a first pull rod 61, a second pull rod 62 and an adjusting sleeve 63, both ends of the adjusting sleeve 63 are provided with threaded holes, one end of the first pull rod 61 is connected with the bracket body 1, the other end of the first pull rod 61 is movably connected in the threaded hole at one end of the adjusting sleeve 63 through threads, one end of the second pull rod 62 is connected with the locking sleeve 7, and the other end of the second pull rod 62 is movably connected in the threaded hole at the other end of the adjusting sleeve 63 through threads; and the thread directions of the threaded holes at both ends of the adjusting sleeve 63 are opposite.

Therefore, when the angle of the support body 1 needs to be adjusted, the first pull rod 61 and the second pull rod 62 can move relatively or oppositely along the axis direction by rotating the adjusting sleeve 63 so as to adjust the length of the whole supporting pull rod 6, and further realize the adjustment of the inclination angle of the support body 1 so as to adapt to the lifting work of different devices to be lifted.

In the fifth embodiment, as a further scheme of the first embodiment, the locking sleeve 7 includes a U-shaped connecting rod 71 and a locking stud 72, both ends of the U-shaped connecting rod 71 are provided with threaded holes, and the locking stud 72 sequentially passes through the two threaded holes and is movably connected with the U-shaped connecting rod 71 through threads. Therefore, when the support pull rod is installed, one end of the U-shaped connecting rod 71 penetrates through a hole of an installation lug on a gear box in an engine room, then the locking stud 72 penetrates through threaded holes at two ends of the U-shaped connecting rod 71 in sequence, locking and fixing are carried out through threads, fixing work on the end portion of the support pull rod 6 can be completed, when the support pull rod is detached, the locking stud 72 is separated from the U-shaped connecting rod 71, and the support pull rod is convenient and fast to use.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a wind generating set is support frame for lifting rope which characterized in that: the wind driven generator support is characterized by comprising a support body (1), wherein a mounting lug (2) is arranged at the lower end of the support body (1), the support body (1) is mounted in a cabin of a wind driven generator through the mounting lug (2), two parallel horizontal cross rods (3) are fixedly connected above the support body (1), the two horizontal cross rods (3) are located outside the cabin, a first guide shaft (4) is fixedly mounted between the two horizontal cross rods (3), and a second guide shaft (5) is fixedly mounted on the support body (1); support body (1) side fixed connection supports the one end of pull rod (6), the other end that supports pull rod (6) passes through lock sleeve (7) fixed mounting on the gear box in the cabin, fixed mounting has installation horizontal pole (8) in the middle of support body (1), fixed mounting has contractor (9) on installation horizontal pole (8), the drive end and the transmission of receipts rope groove (10) of contractor (9) are connected, receive the one end of rope groove (10) in-connection lifting rope (11), lifting rope (11) are walked around second guiding axle (5) and first guiding axle (4) in proper order and are connected with waiting hoisting accessory.

2. The support frame for the lifting rope of the wind generating set according to claim 1, characterized in that: the bottom of the cabin of the wind driven generator is fixedly provided with a support connecting plate (12), and the mounting lug (2) is movably connected with the support connecting plate (12) through a rotating shaft.

3. The support frame for the lifting rope of the wind generating set according to claim 1, characterized in that: the surface of the first guide shaft (4) and the surface of the second guide shaft (5) are fixedly connected with a plurality of guide wheels (13), and the number of the guide wheels (13) corresponds to the number of the rope collecting grooves (10).

4. The support frame for the lifting rope of the wind generating set according to claim 1, characterized in that: the support pull rod (6) comprises a first pull rod (61), a second pull rod (62) and an adjusting sleeve (63), threaded holes are formed in two ends of the adjusting sleeve (63), one end of the first pull rod (61) is connected with the support body (1), the other end of the first pull rod (61) is movably connected into the threaded hole in one end of the adjusting sleeve (63) through threads, one end of the second pull rod (62) is connected with the locking sleeve (7), and the other end of the second pull rod (62) is movably connected into the threaded hole in the other end of the adjusting sleeve (63) through threads; and the thread turning directions of the threaded holes at the two ends of the adjusting sleeve (63) are opposite.

5. The support frame for the lifting rope of the wind generating set according to claim 1, characterized in that: the locking sleeve (7) comprises a U-shaped connecting rod (71) and a locking stud (72), threaded holes are formed in two ends of the U-shaped connecting rod (71), and the locking stud (72) sequentially penetrates through the two threaded holes and is movably connected with the U-shaped connecting rod (71) through threads.