CN214570026U - Locking device for solving shaking problem of wind turbine generator set cantilever crane in operation - Google Patents
Locking device for solving shaking problem of wind turbine generator set cantilever crane in operation Download PDFInfo
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- CN214570026U CN214570026U CN202120645379.7U CN202120645379U CN214570026U CN 214570026 U CN214570026 U CN 214570026U CN 202120645379 U CN202120645379 U CN 202120645379U CN 214570026 U CN214570026 U CN 214570026U
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- latch segment
- forearm
- locking
- wind turbine
- turbine generator
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Abstract
The utility model discloses a locking device for solving the shaking problem of a wind turbine generator set cantilever crane during operation, which comprises a large arm locking block, a small arm locking block and a positioning ring, the positioning ring is sleeved on the upright post, one end of the large arm locking block is detachably connected with the large arm, the other end of the small arm locking block is detachably connected with the positioning ring, the bottom of the small arm locking block is detachably connected with the positioning ring, the two large arm locking blocks and the two small arm locking blocks are arranged on two vertical sides of the large arm, the two small arm locking blocks are arranged on two sides of the convex part of the small arm, the forearm latch segment with bellying butt, two the forearm latch segment with two the forearm latch segment distributes in the circumference of holding ring has solved the cantilever and has hung the spacing bolt fracture problem that the cantilever frequently rocked the cause when wind turbine generator system moves.
Description
Technical Field
The utility model belongs to wind turbine generator system cantilever crane locking equipment field, concretely relates to solve locking device that wind turbine generator system cantilever crane rocked in service.
Background
The wind turbine generator system crane is as the important auxiliary assembly of fan hoist and mount, can help accomplishing the hoist and mount of some heavy weight devices, the field work personnel of being convenient for develop work, cantilever among the prior art hangs including the stand, big arm and forearm all set up on the stand, the big arm is under, the forearm is last, be equipped with the holding ring between the two, the bellying of forearm side passes through the locating pin and fixes a position on the holding ring, in the fan operation, because the cabin rocks greatly, the spacing bolt of little crane is easy to be split, the big arm forearm of crane rocks back and forth, comparatively dangerous.
The technical disadvantages currently used are: along with the increase of the height of the tower barrel of the fan, in the running process of the fan, the engine room frequently shakes, the swing amplitude is large, the bearing area of the suspension arm limiting device is small, and therefore the stress is large; the small crane in operation bears a large load, and if the limiting device is damaged, the limiting plug is broken, so that the large arm and the small arm swing to influence the safe and reliable operation of the fan.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the present invention is directed to: the locking device solves the problem that a limit bolt is broken due to frequent shaking of a cantilever crane when the wind turbine generator operates.
In order to realize the purpose of the utility model, the utility model provides a following technical scheme:
the utility model provides a solve locking device that wind turbine generator system cantilever crane rocked in service, includes big arm latch segment, forearm latch segment and holding ring, the holding ring cover is established on the stand, big arm latch segment one end detachably connects big arm, and its other end detachably connects the holding ring, the bottom detachably of forearm latch segment connects the holding ring, big arm latch segment with forearm latch segment all is equipped with two, two big arm latch segment sets up in the vertical both sides of big arm, two forearm latch segment sets up in the both sides of the bellying of forearm, forearm latch segment with the bellying butt, two big arm latch segment and two forearm latch segment distributes in the circumference of holding ring.
Furthermore, big arm locking piece includes flat plate portion and riser portion, flat plate portion one end fixed connection the riser portion, flat plate portion level sets up, the vertical setting of riser portion, flat plate portion passes through bolt and nut and connects the holding ring, the riser passes through the screw connection big arm.
Furthermore, the big arm locking block further comprises a pin part, the positioning ring is provided with a pin hole matched with the pin part, the pin part is arranged in one pin hole, and the pin part is fixedly connected with the flat plate part.
Further, forearm latch segment includes axial region and connecting portion, axial region one end is connected the holding ring, its other end fixed connection connecting portion, the connecting portion side is equipped with the locking hole, the downthehole locking screw that is equipped with of locking, locking screw threaded connection the bellying, the vertical setting of axial region, the locking screw level sets up.
Further, the shaft portion is provided with an external thread, and the shaft portion is in threaded connection with the positioning ring.
Compared with the prior art, the utility model, following beneficial effect has:
1. the two large arm locking blocks clamp the two vertical sides of the large arm, so that the large arm is locked in the circumferential direction of the stand column, the radial strength is improved, the two small arm locking blocks lock the protrusions in the circumferential direction of the stand column, the connection strength of the large arm and the small arm is improved, the limiting pin is prevented from being broken, the large arm and the small arm are prevented from swinging back and forth, and the beneficial effect of improving the running reliability of the fan is achieved.
2. The positioning ring is connected through the small arm locking block and the large arm locking block through bolts, and the beneficial effect of convenience in installation is achieved.
Drawings
FIG. 1 is an overall structure diagram of a locking device for solving the problem of shaking of a cantilever crane of a wind turbine generator during operation;
FIG. 2 is a schematic view of a large arm locking block;
FIG. 3 is a schematic view of the lower arm locking block;
FIG. 4 is a schematic top view of the large arm lock block;
FIG. 5 is a side view of the locking block of the small arm;
FIG. 6 is a schematic view of the connection of the large arm locking block;
in the figure, 101-big arm, 102-big arm locking block, 103-column, 104-hexagon nut, 105-spring washer, 106-hexagon bolt, 107-small arm, 108-bulge, 109-small arm locking block, 110-positioning ring.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of fig. 1-6, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, an integral connection, or a detachable connection; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.
The utility model provides a solve locking device that wind turbine generator system cantilever crane rocked in operation, includes big arm latch segment 102, forearm latch segment 109 and holding ring 110, the holding ring 110 cover is established on stand 103, big arm latch segment 102 one end detachably connects big arm 101, and its other end detachably connects holding ring 110, the bottom detachably of forearm latch segment 109 connects holding ring 110, big arm latch segment 102 with forearm latch segment 109 all is equipped with two, two big arm latch segment 102 sets up in the vertical both sides of big arm 101 symmetrically, two forearm latch segment 109 sets up in the both sides of the bellying 108 of forearm 107 symmetrically, forearm latch segment 109 with bellying 108 butt, two big arm latch segment 102 and two forearm latch segment 109 distributes in the circumference of holding ring 110
The cantilever crane in the prior art comprises a vertical column 103, a positioning ring 110 is fixedly sleeved on the vertical column 103, a large arm 101 and a small arm 107 which are connected to the vertical column 103, the large arm 101 is arranged below the small arm 107, a boss 108 is arranged on the side surface of the small arm 107, two limiting pins are inserted into corresponding pin holes of the positioning ring 110 by the boss 108, two vertical sides of the large arm 101 are clamped by two large arm locking blocks 102, the large arm 101 is locked in the circumferential direction of the vertical column 103, the radial strength is improved, the boss 108 is locked in the circumferential direction of the vertical column 103 by two small arm locking blocks 109, the connection strength of the large arm and the small arm is improved, the limiting pins are prevented from being broken, the large arm and the small arm are prevented from swinging back and forth, and the beneficial effect of improving the running reliability of a fan is achieved.
Further, the upper arm locking piece 102 includes a flat plate portion and a vertical plate portion, one end of the flat plate portion is fixedly connected to the vertical plate portion, the flat plate portion is horizontally disposed, the vertical plate portion is vertically disposed, the flat plate portion is connected to the positioning ring 110 through bolts and nuts, and the vertical plate portion is connected to the upper arm 101 through screws.
Further, the upper arm locking block 102 further includes a pin portion, the positioning ring 110 is provided with a pin hole adapted to the pin portion, the pin portion is disposed in one pin hole, and the pin portion is fixedly connected to the flat plate portion.
When the large-arm locking block 102 is installed, the cantilever suspension arm is placed to a normal stop station, the pin part of the large-arm locking block 102 is inserted into the corresponding pin hole in the positioning ring 110, the hexagon head bolt 106 is placed, penetrates through the through hole in the flat plate part and is inserted into the corresponding through hole in the positioning ring 110, the hexagon head nut 104 and the spring washer 105 are placed and screwed down manually, finally the vertical plate part and the side surface of the large arm 101 are connected through the bolt, and then the large-arm locking block 102 on the other side is installed in the same mode.
Further, forearm latch segment 109 includes axial region and connecting portion, axial region one end is connected holding ring 110, its other end fixed connection connecting portion, the connecting portion side is equipped with the locking hole, the downthehole locking screw that is equipped with of locking, locking screw threaded connection bellying 108, the vertical setting of axial region, the locking screw level sets up.
Further, the shaft portion is provided with an external thread, and the shaft portion is in threaded connection with the positioning ring 110.
When the small arm locking blocks 109 are installed, the small arm 107 of the cantilever crane is moved to a normal stop station, two small arm locking blocks 109 are inserted into corresponding threaded holes in the positioning ring 110 from the upper side, the shaft part is in threaded connection with the positioning ring 110, locking screws penetrate through the locking holes and are in screwed connection with the bosses 108, the bosses 108 are locked in the circumferential direction, the radial strength of the small arm 107 is improved due to the matching of the locking screws and the small arm locking blocks 109, the positioning ring 110 is in bolted connection through the small arm locking blocks 109 and the large arm locking blocks 102, and the beneficial effect of convenience in installation is achieved.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the embodiments in the above description, and the technical concept of the present invention can be within the scope of the present invention, and can be modified to various simple modifications, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features. In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (5)
1. The utility model provides a solve locking device that wind turbine generator system cantilever crane rocked in operation, a serial communication port, including big arm latch segment (102), forearm latch segment (109) and holding ring (110), holding ring (110) cover is established on stand (103), big arm (101) are connected to big arm latch segment (102) one end detachably, and its other end detachably connects holding ring (110), the bottom detachably of forearm latch segment (109) connects holding ring (110), big arm latch segment (102) with forearm latch segment (109) all are equipped with two, two big arm latch segment (102) set up in big arm (101) vertical both sides, two forearm latch segment (109) set up in the both sides of bellying (108) of forearm (107), forearm latch segment (109) with bellying (108) butt, two big arm latch segment (102) and two forearm latch segment (109) distribute in the both sides of holding ring (110) In the circumferential direction.
2. The locking device for solving the shaking problem of the wind turbine generator system during the operation of the cantilever crane according to claim 1, wherein the boom locking block (102) comprises a flat plate portion and a vertical plate portion, one end of the flat plate portion is fixedly connected with the vertical plate portion, the flat plate portion is horizontally arranged, the vertical plate portion is vertically arranged, the flat plate portion is connected with the positioning ring (110) through bolts and nuts, and the vertical plate portion is connected with the boom (101) through a screw.
3. The locking device for solving the problem of shaking of the wind turbine generator system during operation of the cantilever crane according to claim 2, wherein the large-arm locking block (102) further comprises a pin portion, the positioning ring (110) is provided with a pin hole matched with the pin portion, the pin portion is arranged in one pin hole, and the pin portion is fixedly connected with the flat plate portion.
4. The locking device for solving the problem of shaking of the cantilever crane of the wind turbine generator set in the operation process according to claim 1, wherein the small arm locking block (109) comprises a shaft portion and a connecting portion, one end of the shaft portion is connected with the positioning ring (110), the other end of the shaft portion is fixedly connected with the connecting portion, a locking hole is formed in the side face of the connecting portion, a locking screw is arranged in the locking hole, the locking screw is in threaded connection with the protruding portion (108), the shaft portion is vertically arranged, and the locking screw is horizontally arranged.
5. The locking device for solving the problem of the shaking of the wind turbine generator system cantilever crane in the operation process as claimed in claim 4, wherein the shaft portion is provided with an external thread, and the shaft portion is in threaded connection with the positioning ring (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645379.7U CN214570026U (en) | 2021-03-30 | 2021-03-30 | Locking device for solving shaking problem of wind turbine generator set cantilever crane in operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645379.7U CN214570026U (en) | 2021-03-30 | 2021-03-30 | Locking device for solving shaking problem of wind turbine generator set cantilever crane in operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214570026U true CN214570026U (en) | 2021-11-02 |
Family
ID=78322446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120645379.7U Active CN214570026U (en) | 2021-03-30 | 2021-03-30 | Locking device for solving shaking problem of wind turbine generator set cantilever crane in operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214570026U (en) |
-
2021
- 2021-03-30 CN CN202120645379.7U patent/CN214570026U/en active Active
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