CN219617520U

CN219617520U - Moment tool for yaw calipers of wind generating set

Info

Publication number: CN219617520U
Application number: CN202320345579.XU
Authority: CN
Inventors: 宋宁; 刘志康; 张琛奇; 高杨; 韩博
Original assignee: Guohua Energy Investment Co ltd; Guohua Aiyisi Huanghua Wind Power Co ltd
Current assignee: Guohua Energy Investment Co ltd; Guohua Aiyisi Huanghua Wind Power Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-09-01
Anticipated expiration: 2033-02-28

Abstract

The utility model relates to a moment tool for a yaw caliper of a wind generating set, which comprises a clamping piece, a movable rod, a fixed rod, a base and a driving piece; the clamping piece sets up in the one end of movable rod for the adjusting bolt of centre gripping driftage calliper, the other end of movable rod links to each other with the one end of dead lever around self axis rotatablely, and the other end of dead lever is connected on the base, and the driving piece is used for driving the movable rod and rotates for the dead lever, in order to drive the clamping piece rotation. When the moment tool for the yaw calipers of the wind generating set is used for adjusting the adjusting bolts of the yaw calipers, a worker can adjust the adjusting bolts of the yaw calipers without lifting the moment wrench, so that the physical consumption of the worker is reduced, the work efficiency of the worker is prevented from being greatly reduced along with the time, and the risk of the moment gun being out of hands is avoided, so that the safety of the worker is ensured.

Description

Moment tool for yaw calipers of wind generating set

Technical Field

The disclosure relates to the technical field of overhauling and maintenance of yaw calipers of a wind generating set, in particular to a moment tool for the yaw calipers of the wind generating set.

Background

In order to ensure the normal operation of the wind generating set, a worker is required to regularly overhaul and maintain the yaw calipers of the wind generating set, and the adjusting bolts of the yaw calipers are required to be adjusted in overhaul and maintenance work.

In the prior art, due to the fact that the yaw caliper adjusting bolt is higher than a platform on which an operator stands, the operator is required to lift the torque wrench to adjust the yaw caliper adjusting bolt, due to the fact that the physical consumption of the operator is high, the working efficiency of the operator can be greatly reduced gradually along with time, and the risk of the torque wrench getting out of hands can be increased along with time, so that potential safety hazards of the operator are caused.

Disclosure of Invention

The utility model aims at providing a moment frock for wind generating set driftage calliper, through this moment frock for the staff need not high lift moment spanner just can adjust the adjusting bolt of driftage calliper, has reduced staff's physical demands, has promoted the security.

In order to achieve the above purpose, the present disclosure provides a moment tool for a yaw caliper of a wind generating set, including a clamping member, a movable rod, a fixed rod, a base and a driving member;

the clamping piece set up in the one end of movable rod for the adjusting bolt of centre gripping driftage calliper, the other end of movable rod around self axis rotationally with the one end of dead lever links to each other, the other end of dead lever is connected on the base, the driving piece is used for the drive the movable rod for the dead lever rotates, in order to drive the clamping piece rotates.

Optionally, one of the movable rod and the fixed rod is provided with an internal thread section, and the other is provided with an external thread section in threaded fit with the internal thread section, so that the movable rod can rotate relative to the fixed rod and move along the axial direction of the fixed rod through the internal thread section and the external thread section.

Optionally, the lead of the threads on the internal thread section and the external thread section is greater than the lead of the threads on the adjusting bolt of the yaw caliper.

Optionally, the driving member is detachably connected to the movable rod.

Optionally, the driving piece is a torque wrench, and the movable rod is provided with a nut for clamping and matching with an opening of the torque wrench.

Optionally, the moment tool further comprises a support frame, wherein the support frame comprises a movable part, a connecting part and a fixed part;

the fixed part and the movable part are respectively connected with the connecting part, the movable part is of a cylindrical structure and is used for being sleeved on the fixed rod, and the movable part can rotate around the axis of the fixed rod and can move along the axial direction of the fixed rod;

the torque wrench is detachably connected to the fixing portion.

Optionally, the fixing part is formed with a first through groove and a second through groove;

the first through groove extends along the radial direction of the movable part, is a U-shaped groove and is configured such that the opening direction of the first through groove of the U-shaped groove faces the clockwise rotation direction of the torque wrench;

the second through groove extends along the radial direction of the movable part, the second through groove is a U-shaped groove, and the opening direction of the second through groove of the U-shaped groove faces the anticlockwise rotation direction of the torque wrench.

Optionally, the connecting portion is formed as a rod-shaped member, one end of the rod-shaped member is connected to the movable portion, and the other end of the rod-shaped member is connected to the fixed portion.

Optionally, the clamping member is detachably connected to the movable rod.

Optionally, the clamping piece is a sleeve head, the moment tool further comprises a connector, one of the connector and the sleeve head is provided with a protrusion, and the other connector is provided with a groove matched with the protrusion in a molded surface;

one end of the connector, which is far away from the sleeve head, is fixedly connected with the movable rod.

Through above-mentioned technical scheme, because the clamping piece set up in the one end of movable rod, the clamping piece is used for the adjusting bolt of centre gripping yaw calliper, that is to say, after holding yaw calliper's adjusting bolt with the clamping piece, rotate the movable rod through the driving piece, just can make yaw calliper's adjusting bolt follow the movable rod rotation. When the moment tool for the yaw calipers of the wind generating set is used for adjusting the adjusting bolts of the yaw calipers, a worker can adjust the adjusting bolts of the yaw calipers without lifting the moment wrench, so that the physical consumption of the worker is reduced, the work efficiency of the worker is prevented from being greatly reduced along with the time, and the risk of the moment gun being out of hands is avoided, so that the safety of the worker is ensured.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:

FIG. 1 is a schematic perspective view of a torque tooling for a yaw caliper of a wind turbine generator set according to one embodiment of the present disclosure;

FIG. 2 is a perspective exploded view of a moment tooling for a yaw caliper of a wind turbine generator set provided in one embodiment of the present disclosure;

FIG. 3 is a schematic radial cross-sectional view of a torque tooling portion structure for a yaw caliper of a wind turbine generator set provided in one embodiment of the present disclosure, wherein a stationary bar, a movable portion, and a base are shown;

FIG. 4 is a schematic cross-sectional view of a securing portion provided by one embodiment of the present disclosure;

fig. 5 is a schematic radial sectional view of a clamping member and a connecting head in an assembled state according to an embodiment of the present disclosure, in which a movable rod is also shown.

Description of the reference numerals

1-a clamping member; 2-a movable rod; 3-fixing rods; 4-a base; 5-a driving member; 6-an internal thread segment; 7-an external thread section; 8-a nut; 9-supporting frames; 10-a movable part; 11-a connection; 12-a fixing part; 13-a first through groove; 131-a bottom wall of the first through slot; 14-a second through slot; 141-a bottom wall of the second through slot; 15-a connector; 16-bump; 17-groove.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

In the present disclosure, unless otherwise indicated, the use of orientation words such as "upper" and "lower" are defined in the direction of the drawing figures, "inner" and "outer" refer to the inner and outer of the outline of the corresponding component, and furthermore, the terms "first", "second", etc. are used to distinguish one element from another without ordinal or importance.

As shown in fig. 1 to 5, the present disclosure provides a moment fixture for a yaw caliper of a wind generating set, the moment fixture including a clamping member 1, a movable rod 2, a fixed rod 3, a base 4 and a driving member 5; the clamping piece 1 sets up in the one end of movable rod 2 for the adjusting bolt of centre gripping driftage calliper, the other end of movable rod 2 links to each other with the one end of dead lever 3 around self axis rotatablely, and the other end of dead lever 3 is connected on base 4, and driving piece 5 is used for driving movable rod 2 to rotate for dead lever 3, in order to drive clamping piece 1 rotation.

The use process of the moment tool for the yaw caliper of the wind generating set can be as follows: firstly, the base 4 is placed on an operation platform, the adjusting bolt of the yaw caliper is clamped by the clamping piece 1, the movable rod 2 is rotated around the axis of the movable rod 2 by the operation driving piece 5, so that the adjusting bolt of the yaw caliper clamped by the clamping piece 1 and the movable rod 2 are rotated, and the loosening or tightening of the adjusting bolt of the yaw caliper is realized.

Through above-mentioned technical scheme, because clamping piece 1 sets up in the one end of movable rod 2, clamping piece 1 is used for the adjusting bolt of centre gripping yaw calliper, that is to say, after holding yaw calliper's adjusting bolt with clamping piece 1, rotates movable rod 2 through driving piece 5, just can make yaw calliper's adjusting bolt rotate along with movable rod 2. When using the moment frock that this disclosure provided to yaw calliper adjusting bolt, the staff need not high lift moment spanner, just can adjust yaw calliper's adjusting bolt to reduced staff's physical demands, avoided staff's work efficiency to descend by a wide margin along with the time, still avoided moment rifle risk of taking off the hand moreover, thereby guaranteed staff's safety.

And because the one end of movable rod 2 links to each other with the one end of dead lever 3 rotationally around self axis, that is to say, dead lever 3 not only provides holding power for movable rod 2, avoids under the influence of movable rod 2 gravity, clamping piece 1 slippage from yaw caliper's adjusting bolt, and movable rod 2 need not overcome the frictional force from ground when rotating moreover to the resistance that the rotation of movable rod 2 has avoided increases.

In addition, the one end of dead lever 3 is connected on base 4, and the area of contact of base 4 increase dead lever 3 and operating platform has avoided dead lever 3 to incline relative operating platform to avoid movable rod 2 and yaw calliper's adjusting bolt to incline.

In order to connect one end of the movable rod 2 rotatably with one end of the fixed rod 3 around its own axis, in one manner provided in the present disclosure, as shown in fig. 1 to 3, one of the movable rod 2 and the fixed rod 3 is provided with an internal thread section 6, and the other is provided with an external thread section 7 screw-engaged with the internal thread section 6, so that the movable rod 2 can rotate relative to the fixed rod 3 and move in the axial direction of the fixed rod 3 through the internal thread section 6 and the external thread section 7.

Because movable rod 2 and dead lever 3 pass through internal thread section 6 and external thread section 7 screw-thread fit, make movable rod 2 not only can rotate for dead lever 3 around self axis, but also along with movable rod 2 and dead lever 3's relative rotation, movable rod 2 still can axial displacement for dead lever 3 to realize movable rod 2 and dead lever 3's flexible, and then change the position of holder (like the sleeve head of below) in the upper and lower direction of drawing in fig. 1, in order to adapt to the adjustment to the adjusting bolt of yaw calliper of co-altitude not.

In addition, because movable rod 2 can be for dead lever 3 axial displacement, in the transportation, can be through shortening movable rod 2 and dead lever 3 in axial direction's total length, so, can reduce moment frock's occupation space to conveniently carry.

As another embodiment, one of the fixed rod 3 and the movable rod 2 is formed with a rotation shaft hole at an end thereof, and the other is formed with a rotation shaft fitted with the rotation shaft hole, the rotation shaft being rotatably installed in the rotation shaft hole such that one end of the movable rod 2 is rotatably connected with one end of the fixed rod 3 about its own axis.

Because the adjusting bolt of yaw callipers can axial displacement of the adjusting bolt in the process of tightening, and the movable rod 2 can also drive the clamping piece 1 to axially displace when rotating relative to the fixed rod 3, in order to avoid the adjusting bolt of yaw callipers from separating from the clamping piece 1 in the process of tightening, as an implementation mode, the lead of the threads on the internal thread section 6 and the external thread section 7 is larger than the lead of the threads on the adjusting bolt of yaw callipers.

Because the lead of the threads on the inner thread section 6 and the outer thread section 7 is larger than the lead of the threads on the adjusting bolt of the yaw caliper, the axial moving speed of the clamping piece 1 is larger than the axial moving speed of the adjusting bolt of the yaw caliper in the tightening process, the clamping piece 1 is prevented from being separated from the adjusting bolt of the yaw caliper in the tightening process, the contact area of the clamping piece 1 and the adjusting bolt of the yaw caliper is gradually increased, a larger force surface is provided for the clamping piece 1 to rotate the adjusting bolt of the yaw caliper, and the gradually increased force required by the adjusting bolt of the yaw caliper in the tightening process can be adapted.

In the present disclosure, the driving member 5 is optionally detachably connected to the movable rod 2. After the adjustment of the adjusting bolt of the yaw caliper is completed, a worker can detach the driving piece 5 from the movable rod 2, so that the space occupation of the moment tool is reduced, and the yaw caliper is convenient to carry and transport.

In order to enable the driving member 5 to drive the movable rod 2 to rotate relative to the fixed rod 3 so as to drive the clamping member 1 to rotate, as an embodiment, as shown in fig. 1 and 2, the driving member 5 is a torque wrench, and a nut 8 for clamping and matching with an opening of the torque wrench is arranged on the movable rod 2. Because the nut 8 can be clamped by the opening of the torque wrench, the handle of the torque wrench can be rotated around the axis of the movable rod 2, and the movable rod 2 can be driven to rotate relative to the fixed rod 3, so that the clamping piece 1 is driven to rotate.

As another embodiment, the end of the movable rod 2 is provided with a nut, the driving member 5 is a torque gun, the fixed rod 3 is provided with an operation opening for the torque gun to extend into, and the gun head of the torque gun can extend into the operation opening and is sleeved on the nut to drive the gun head of the torque gun to rotate, so that the movable rod 2 is driven to rotate relative to the fixed rod 3 to drive the clamping member 1 to rotate.

Optionally, bosses are provided at both ends of the nut 8 to prevent the opening of the torque wrench from sliding in the axial direction of the nut 8.

In order to reduce the physical consumption of the operator by the operation torque wrench, as an embodiment, as shown in fig. 1 and 2, the torque tool further comprises a support frame 9, wherein the support frame 9 comprises a movable part 10, a connecting part 11 and a fixed part 12; the fixed part 12 and the movable part 10 are respectively connected with the connecting part 11, the movable part 10 is of a cylindrical structure and is used for being sleeved on the fixed rod 3, the movable part 10 can rotate around the axis of the fixed rod 3 and can move along the axial direction of the fixed rod 3, and the torque wrench is detachably connected to the fixed part 12.

In this embodiment, the movable portion 10 can be sleeved on the fixed rod 3, and the handle of the torque wrench is mounted on the fixed portion 12, and since the fixed portion 12 and the movable portion 10 are respectively connected with the connecting portion 11, the support of the torque wrench by the staff is replaced by the fixed rod 3 and the connecting portion 11, so that the staff does not need to overcome the gravity of the torque wrench when operating the torque wrench to rotate the movable rod 2, thereby reducing the physical consumption of the staff.

When the movable rod 2 is rotated by a worker operating the torque wrench, the torque wrench can synchronously rotate and axially move with the movable rod 2, and the movable rod 2 is of a cylindrical structure, so that the movable part 10 can rotate around the axis of the fixed rod 3 and can axially move along the fixed rod 3, and the torque wrench can drive the supporting frame 9 to synchronously move, so that the supporting frame 9 can play a supporting role on the torque wrench in the whole process. In addition, the movable rod 2 is of a cylindrical structure, so that the supporting frame 9 can be taken down from the fixed rod 3, and the moment tool is convenient to transport and carry.

It will be appreciated that here, the friction between the movable part 10 and the fixed rod 3 may be set to be sufficient to overcome the gravity of the support frame 9 itself and the torque wrench, so that the movable part 10 does not slide relative to the fixed rod 3 under the action of gravity.

Alternatively, as an embodiment, as shown in fig. 1 and 4, the fixing portion 12 is formed with a first through groove 13 and a second through groove 14; the first through groove 13 extends along the radial direction of the movable part 10, the first through groove 13 is a U-shaped groove, and the opening direction of the first through groove 13 configured as the U-shaped groove faces the clockwise rotation direction of the torque wrench; the second through groove 14 extends in the radial direction of the movable portion 10, and the second through groove 14 is a U-shaped groove, and the opening direction of the second through groove 14 configured as the U-shaped groove faces the counterclockwise rotation direction of the torque wrench.

The handle of the torque wrench can be placed in the first through groove 13 or the second through groove 14, so that the torque wrench and the fixing part 12 are installed, the opening of the torque wrench clamps the nut 8, and when the handle of the torque wrench is positioned in the first through groove 13, the torque wrench is rotated clockwise around the axis of the movable rod 2, and the tightening of the adjusting bolt of the yaw caliper can be realized; when the nut 8 is clamped by the opening of the torque wrench and the handle of the torque wrench is located in the second through groove 14, the torque wrench is rotated anticlockwise around the axis of the movable rod 2, and loosening of the adjusting bolt of the yaw caliper can be achieved. The handle of the torque wrench is pulled out of the first through groove 13 or the second through groove 14, so that the torque wrench and the fixing part 12 can be detached.

Because when the moment spanner drives the movable rod 2 to rotate, the movable rod 2 can also move axially with the moment spanner, and the first through groove 13 and the second through groove 14 are constructed as U-shaped grooves, so that the moment spanner can drive the fixing part 12 to move axially along the movable rod 2, and synchronous movement of the support frame 9 and the moment spanner is realized.

Further, alternatively, as shown in fig. 4, the bottom wall 131 of the first through slot and the bottom wall 141 of the second through slot may be inclined surfaces, so that when the torque wrench is operated to rotate the nut 8, the handle of the torque wrench may be attached to the bottom wall 131 of the first through slot or the bottom wall 141 of the second through slot, so as to increase the stress area of the fixing portion 12 on the torque wrench.

In other embodiments of the present disclosure, the securing portion 12 may be a hoop clamp or a securing clasp.

Alternatively, the connection portion 11 is formed as a rod-like member, one end of which is connected to the movable portion 10, and the other end of which is connected to the fixed portion 12. By forming the connecting portion 11 as a rod-like member, the connecting portion 11 is kept light in its own weight while ensuring its supporting ability, and the rod-like member is favorable to hand grasping, so that the support 9 is convenient for the carrying of the worker.

As another embodiment, the connection portion 11 is formed as a plate-like member.

In order to enable the moment fixture to adjust the adjusting bolts of yaw calipers with different specifications, as an embodiment, the clamping piece 1 is detachably connected with the movable rod 2. Through changing clamping piece 1 of different specifications, with the adjusting bolt looks adaptation of different specification yaw callipers to make the moment frock can adjust the adjusting bolt of different specification yaw callipers, in addition, also carry the transportation after the moment frock dismantlement of being convenient for.

As a specific embodiment, as shown in fig. 1 and 5, the clamping piece 1 is a sleeve head, the moment tool further comprises a connector 15, one of the connector 15 and the sleeve head is provided with a protrusion 16, and the other is provided with a groove 17 for matching with the profile of the protrusion 16; one end of the connecting head 15 far away from the sleeve head is fixedly connected to the movable rod 2. Can insert protruding 16 in recess 17, realize the installation of sleeve head and connector 15, because protruding 16 and recess 17 profile cooperation for sleeve head can only follow movable rod 2 axial displacement, again because connector 15 fixed connection is in movable rod 2, so movable rod 2 can drive sleeve head synchronous rotation, establishes sleeve headgear on yaw caliper's adjusting bolt, realizes the centre gripping of sleeve head to yaw caliper's adjusting bolt, thereby makes to rotate movable rod 2 and can drive adjusting bolt rotation. Because the sleeve head is a standard part, the sleeve head is used as the clamping part 1, and the adjustment of the adjusting bolts of the yaw calipers with different specifications is convenient.

It will be appreciated that the shape of the clamp 1 may be dependent on the shape of the adjusting bolt, and may be of any suitable construction other than a sleeve, as long as it is capable of clamping the adjusting bolt.

The use process of the moment tool can be as follows: the sleeve head is firstly arranged on the connector 15, the sleeve head is sleeved on an adjusting bolt of the yaw caliper, then the total length of the movable rod 2 and the fixed rod 3 in the axial direction is adjusted, the base 4 at the end part of the fixed rod 3 is contacted with the ground, and then the driving piece 5 is operated to rotate the movable rod 2 to adjust the adjusting bolt of the yaw caliper.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims

1. The moment tool for the yaw caliper of the wind generating set is characterized by comprising a clamping piece, a movable rod, a fixed rod, a base and a driving piece;

2. The moment fixture for a yaw caliper of a wind turbine generator system of claim 1, wherein one of the movable bar and the stationary bar is provided with an internally threaded section and the other is provided with an externally threaded section threadedly engaged with the internally threaded section to enable the movable bar to rotate relative to the stationary bar and move axially of the stationary bar via the internally threaded section and the externally threaded section.

3. The torque tooling for a yaw caliper of a wind turbine generator system of claim 2, wherein the lead of the threads on the internally threaded section and the externally threaded section is greater than the lead of the threads on an adjustment bolt of the yaw caliper.

4. Moment tooling for a yaw caliper of a wind turbine generator system according to claim 1, wherein the drive member is removably coupled to the movable bar.

5. Moment tooling for a yaw caliper of a wind turbine generator system according to any one of claims 1-4, wherein the driving member is a moment wrench and the movable lever is provided with a nut for clamping engagement with an opening of the moment wrench.

6. The moment tooling for a yaw caliper of a wind turbine generator system of claim 5, further comprising a support frame including a movable portion, a connecting portion, and a fixed portion;

the torque wrench is detachably connected to the fixing portion.

7. The moment tooling for a yaw caliper of a wind turbine generator system of claim 6, wherein the fixed portion has a first through slot and a second through slot formed thereon;

8. Moment tooling for a yaw caliper of a wind turbine generator system according to claim 6, wherein the connection portion is formed as a rod-shaped member, one end of the rod-shaped member is connected to the movable portion, and the other end of the rod-shaped member is connected to the fixed portion.

9. A torque tooling for a yaw caliper of a wind turbine generator set according to any one of claims 1-3, wherein the clamping member is detachably connected to the movable bar.

10. The moment tooling for a yaw caliper of a wind turbine generator system of claim 9, wherein the clamping member is a sleeve head, the moment tooling further comprising a connector, one of the connector and the sleeve head being provided with a protrusion, the other one being provided with a recess for mating with the protrusion profile;