CN217898080U

CN217898080U - Chain box structure of wind turbine engine room elevator

Info

Publication number: CN217898080U
Application number: CN202123100568.5U
Authority: CN
Inventors: 杨雯
Original assignee: Cgn Hami Wind Power Co ltd
Current assignee: Cgn Hami Wind Power Co ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-11-25
Anticipated expiration: 2031-12-11

Abstract

The utility model discloses a wind energy conversion system cabin lifting machine chain case structure relates to wind energy conversion system accessory technical field, including the mounting panel that promotes the case and be used for the location, the bilateral symmetry movable mounting that promotes the case has the location bearing, and the inboard fixed mounting of location bearing has the pivot pole, promotes the top fixedly connected with drive machine of case, and drive machine's bottom output shaft tip fixed mounting has the drive wheel, and the one end laminating of drive wheel is connected with the belt. The utility model discloses, slide in the spacing groove through the stopper, make the wind-up roll remove to both sides batching in-process, make the chain evenly wind inboard at the wind-up roll, collect the movable plate through accomodating the groove, it is spacing to the one end that the chain was transferred through the spacing ring, make it be difficult for the anti-skew of giving birth to at the rolling in-process, lead to hanging the thing and produce and rock, press from both sides the goods top through two movable clamp plate and get, make the rotation separation blade of dead lever and both sides to movable clamp plate's both sides location, prevent to hang thing lift in-process and fall.

Description

Chain box structure of wind turbine engine room hoister

Technical Field

The utility model relates to a wind energy conversion system accessory technical field, more specifically relate to a wind energy conversion system cabin lifting machine chain case structure.

Background

The wind turbine becomes the main form of current wind energy utilization, is the most economic mode of efficiently utilizing wind energy on a large scale, and in the daily operation and maintenance process of a wind turbine set, an internal lifting machine of a cabin is needed to lift an overhauling tool and parts needing to be replaced into the cabin, or the parts to be overhauled in the cabin are lifted out of the cabin through a lifting opening, and after the object lifting work of the cabin is completed, a chain is retracted into a chain box, so that the wind turbine set is convenient to use next time.

In chinese utility model patent application no: CN202022117847.1 discloses a wind turbine engine room lifting machine chain case structure, including the chain case main part, the division board of the inner wall fixedly connected with symmetry of chain case main part, a fixed surface of division board is connected with the reinforcing plate, another fixed surface of division board is connected with the horizontal pole, and the shape of horizontal pole is cylindrical, and two division boards of symmetry separate the chain case main part inside and form and accomodate the groove, and there is the baffle a side of chain case main part through bolted connection. This wind energy conversion machine cabin lifting machine chain case structure piles up in the centre easily when the chain is retrieved, and unable toward both sides dispersion leads to taking place the chain and spills over the phenomenon, and lifting means promotes the in-process at the chain, can not follow the position of chain regulating box adduction reel, and when adopting single chain, hangs the thing and easily takes place the slope aloft to influence the lifting machine and rock, wholly fall even.

Therefore, it is necessary to provide a chain case structure of a wind turbine nacelle lifter to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide an: in order to solve wind energy conversion system cabin lifting machine chain case structure, pile up in the centre easily when the chain is retrieved, can't lead to taking place the chain and spill over like, and can not follow the position that the chain regulating box adduction reel was received at the promotion in-process, when adopting single chain, hang the thing and easily take place the slope aloft to influence the lifting machine and rock, whole problem of falling even, the utility model provides a wind energy conversion system cabin lifting machine chain case structure.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the chain box structure of the wind turbine engine room hoister comprises a lifting box and a mounting plate for positioning, positioning bearings are symmetrically and movably mounted on two sides of the lifting box, a rotating shaft rod is fixedly mounted on the inner sides of the positioning bearings, a transmission motor is fixedly connected to the top of the lifting box, a transmission wheel is fixedly mounted at the end of a bottom output shaft of the transmission motor, a belt is attached to one end of the transmission wheel, and a positioning wheel is fixedly connected to the middle of one end, penetrating through the lifting box, of the rotating shaft rod.

Furthermore, the bottom of belt and one side laminating of locating wheel are connected, the pivot pole is located the inside both ends symmetry of lifting box and has seted up the spacing groove.

Furtherly, two the laminating of the inside of spacing groove is connected with the stopper, two the one end fixedly connected with wind-up roll of stopper.

Further, two the inside one side fixedly connected with chain of wind-up roll, two the bottom fixedly connected with activity dish of chain.

Furthermore, the two sides of the bottom of the lifting box are symmetrically provided with accommodating grooves, and the tops of the inner walls of the accommodating grooves are fixedly connected with limiting rings.

Furthermore, the bottom of the movable disc is symmetrically and movably provided with movable clamping plates, one side of each movable clamping plate is attached with a fixed rod, and the two sides of each fixed rod are symmetrically and movably provided with rotating separation blades.

Further, the bottom of the transmission motor is fixedly connected with a double-shaft motor, and threaded rods are symmetrically and fixedly mounted at the end part of an output shaft of the double-shaft motor.

Further, two one end threaded connection of threaded rod has the nut, two the top and the symmetrical fixedly connected with limiting plate in bottom of nut.

Further, two one side movable mounting of wind-up roll has adjusting bearing, adjusting bearing keeps away from the outside fixedly connected with spring of wind-up roll, one side that adjusting bearing was kept away from to the spring and the inner wall fixed connection of hoisting box.

Further, one end of the threaded rod, which is far away from the double-shaft motor, is movably provided with a limiting bearing, and one side of the limiting bearing, which is far away from the threaded rod, is fixedly connected with the inner wall of the lifting box.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, install the hoisting box in the inside in wind-force cabin through the mounting panel, it is spacing through the both ends of positioning bearing to the pivot pole, and shift position when avoiding rotating drives drive wheel and belt rotation through drive motor, drives the pivot pole at the positioning bearing internal rotation through the locating wheel, makes the wind-up roll follow the pivot pole and rotate to emit the chain and the rolling hangs to overhaul spare part and get.

2. The utility model discloses, slide in the spacing groove through the stopper, make the wind-up roll remove to both sides batching in-process, make the chain evenly wind inboard at the wind-up roll, collect the movable plate through accomodating the groove, it is spacing to the one end that the chain was transferred through the spacing ring, make it be difficult for the anti-skew of giving birth to at the rolling in-process, lead to hanging the thing and produce and rock, press from both sides the goods top through two movable clamp plate and get, make the rotation separation blade of dead lever and both sides to movable clamp plate's both sides location, prevent to hang thing lift in-process and fall.

3. The utility model discloses, drive the threaded rod at spacing bearing internal rotation through double-shaft motor, fix a position through the orientation of limiting plate to the nut, make the nut can not follow the threaded rod and rotate in step, fixed to one side of wind-up roll through the regulating bearing, make the bottom of limiting plate connect the outside of adjusting bearing, make the inboard of adjusting bearing follow the wind-up roll and rotate, through the outside of spring coupling adjusting bearing, make the outside of adjusting bearing can not take place to rotate.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

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

FIG. 3 is a schematic perspective sectional view of the structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure of area A in FIG. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the structure of region B in fig. 3 according to the present invention.

Reference numerals are as follows: 1. lifting the box; 2. mounting a plate; 3. positioning a bearing; 4. a spindle rod; 5. a drive motor; 6. a driving wheel; 7. a belt; 8. positioning wheels; 9. a wind-up roll; 10. a limiting groove; 11. a limiting block; 12. a chain; 13. a movable tray; 14. a limiting ring; 15. a movable splint; 16. a fixing rod; 17. rotating the baffle plate; 18. a receiving groove; 19. a double-shaft motor; 20. a threaded rod; 21. a nut; 22. a limiting plate; 23. adjusting the bearing; 24. a spring; 25. and limiting the bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Example 1

Referring to fig. 1-4, a chain case structure of a wind turbine nacelle lifter comprises a lifting case 1 and a mounting plate 2 for positioning, positioning bearings 3 are symmetrically and movably mounted on two sides of the lifting case 1, a rotating shaft rod 4 is fixedly mounted on the inner sides of the positioning bearings 3, a transmission motor 5 is fixedly connected to the top of the lifting case 1, a transmission wheel 6 is fixedly mounted at the end of a bottom output shaft of the transmission motor 5, one end of the transmission wheel 6 is attached to a belt 7, and a positioning wheel 8 is fixedly connected to the middle of one end, penetrating through the lifting case 1, of the rotating shaft rod 4.

In this embodiment, will promote case 1 through mounting panel 2 and install in the inside in wind-force cabin, it is spacing to the both ends of axostylus axostyle 4 through location bearing 3, and shift position when avoiding rotating drives drive wheel 6 and belt 7 through driving motor 5 and rotates, drives the rotation of axostylus axostyle 4 at location bearing 3 through locating wheel 8, makes wind-up roll 9 follow the rotation of axostylus axostyle 4 and emit and the rolling is hung to maintenance spare part to chain 12 and get.

Example 2

Please refer to fig. 1-4, the present embodiment is further optimized on the basis of embodiment 1, specifically, the bottom end of the belt 7 is attached to one side of the positioning wheel 8, the two ends of the rotating shaft rod 4 located inside the lifting box 1 are symmetrically provided with limiting grooves 10, the inside of the two limiting grooves 10 is attached to a limiting block 11, one end of the two limiting blocks 11 is fixedly connected to the winding roller 9, the limiting block 11 slides in the limiting grooves 10, so that the winding roller 9 slides to both sides and rotates along with the rotating shaft rod 4, thereby improving the winding efficiency of the chain 12.

Specifically, one side of the inside of the two winding rollers 9 is fixedly connected with a chain 12, the bottom ends of the two chains 12 are fixedly connected with movable discs 13, and the two movable discs 13 are connected through a fixed plate, so that the two movable discs 13 are synchronously lifted, and the stability of the transportation of hoisted objects is kept.

Specifically, the bottom bilateral symmetry of lifting box 1 has seted up and has accomodate groove 18, accomodates the inner wall top fixedly connected with spacing ring 14 of groove 18, and the through-hole with chain 12 looks adaptation is seted up at the top of spacing ring 14, avoids chain 12 to rock the lifting speed that influences the hanging object.

Specifically, movable plate 13's bottom symmetry movable mounting has movable clamp plate 15, and one side laminating of two movable clamp plate 15 is connected with dead lever 16, and the bilateral symmetry movable mounting of dead lever 16 has rotation separation blade 17, and two rotation separation blades 17 are through hinged mounting at the both ends of dead lever 16, and movable clamp plate 15's both sides set up with the through-hole of rotating separation blade 17 looks adaptation, and it is fixed to the laminating of two movable clamp plate 15 to rotate separation blade 17 rotation ninety degrees back.

In this embodiment, slide in spacing groove 10 through stopper 11, make wind-up roll 9 remove to both sides at the coiling in-process, make chain 12 evenly wind inboard at wind-up roll 9, collect movable disc 13 through accomodating groove 18, it is spacing to the one end that chain 12 was transferred through spacing ring 14, make it difficult anti-skew of giving birth to at the coiling in-process, lead to hanging the thing and produce and rock, press from both sides the goods top through two movable clamp plate 15 and get, the rotation separation blade 17 that makes dead lever 16 and both sides is fixed a position to movable clamp plate 15's both sides, prevent to hang thing lift in-process and fall.

Example 3

Referring to fig. 1-4, the present embodiment is optimized based on the

embodiment

1 or 2, specifically, a dual-shaft motor 19 is fixedly connected to the bottom of the transmission motor 5, threaded rods 20 are symmetrically and fixedly installed at the end of the output shaft of the dual-shaft motor 19, and the threaded rods 20 are matched with nuts 21.

Specifically, the one end threaded connection of two threaded rods 20 has nut 21, and the top and the bottom symmetry fixedly connected with limiting plate 22 of two nuts 21, the inside top of hoisting box 1 have been seted up with limiting plate 22 looks adaptation spout, self takes place to rotate when avoiding nut 21 horizontal migration.

Specifically, one side movable mounting of two wind-up rolls 9 has adjusting bearing 23, and adjusting bearing 23 keeps away from the outside fixedly connected with spring 24 of wind-up roll 9, and one side that adjusting bearing 23 was kept away from to spring 24 and the inner wall fixed connection of lifting box 1.

Specifically, one end of the threaded rod 20, which is far away from the double-shaft motor 19, is movably provided with a limiting bearing 25, and one side of the limiting bearing 25, which is far away from the threaded rod 20, is fixedly connected with the inner wall of the lifting box 1.

In this embodiment, drive threaded rod 20 through double-shaft motor 19 and rotate at spacing bearing 25, fix a position through the orientation of limiting plate 22 to nut 21, make nut 21 can not follow threaded rod 20 synchronous rotation, fix one side of wind-up roll 9 through adjusting bearing 23, make the outside of adjusting bearing 23 connected to limiting plate 22's bottom, make adjusting bearing 23's inboard follow wind-up roll 9 and rotate, connect adjusting bearing 23's the outside through spring 24, make adjusting bearing 23's the outside can not take place to rotate.

In summary, the following steps: the utility model discloses, it is spacing at the both ends of bearing 3 to the pivot pole 4 through location bearing, install the inside at wind-force cabin through mounting panel 2 with lifting box 1, box shift position when avoiding rotating, it is rotatory to drive wheel 6 through drive motor 5, it makes pivot pole 4 at 3 internal rotations of location bearing to connect locating wheel 8 through belt 7, make wind-up roll 9 follow pivot pole 4 and rotate and emit chain 12 and the rolling is hung to maintenance spare part, slide in spacing groove 10 through stopper 11, make wind-up roll 9 remove to pivot pole 4 both sides at the coiling in-process, make chain 12 evenly wind in wind-up roll 9 inboard, collect movable disc 13 through accomodating groove 18, it is spacing to the one end that chain 12 was transferred through spacing ring 14, make it difficult for the anti-biotic offset at coiling in-process, lead to hang the thing and produce and rock, press from two movable clamp plates 15 to the goods top, make dead lever 16 and the rotation separation blade 17 of both sides to movable clamp plate 15 fix a position the both sides, prevent to hang thing lift in-process and fall, it drives threaded rod 20 at the internal rotation of spacing bearing 25 through spacing bearing, it can not follow the adjusting bearing 23 outside of the adjusting screw rod 23 and adjusting the bearing, the bearing 23, the adjusting bearing outside that the bearing 23 can not follow the adjusting bearing and adjust the synchronous rotation of bearing connection of bearing.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes made by the content of the description and the drawings of the present invention are used, and the same principle should be included in the protection scope of the present invention.

Claims

1. The utility model provides a wind turbine cabin lifting machine chain case structure, includes lifting box (1) and mounting panel (2) that are used for the location, its characterized in that: the automatic lifting device is characterized in that positioning bearings (3) are symmetrically and movably arranged on two sides of the lifting box (1), a rotating shaft rod (4) is fixedly arranged on the inner side of each positioning bearing (3), a transmission motor (5) is fixedly connected to the top of the lifting box (1), a transmission wheel (6) is fixedly arranged at the end part of a bottom output shaft of the transmission motor (5), a belt (7) is attached to one end of the transmission wheel (6), and a positioning wheel (8) is fixedly connected to the middle of one end, penetrating through the lifting box (1), of the rotating shaft rod (4).

2. The wind turbine nacelle hoist chain case structure as claimed in claim 1, wherein: the bottom end of the belt (7) is attached to one side of the positioning wheel (8) in a connecting mode, and the two ends of the rotating shaft rod (4) located inside the lifting box (1) are symmetrically provided with limiting grooves (10).

3. The chain case structure of the wind turbine nacelle lifting machine of claim 2, wherein: two the inside laminating of spacing groove (10) is connected with stopper (11), two the one end fixedly connected with wind-up roll (9) of stopper (11).

4. The wind turbine nacelle hoist chain case structure as claimed in claim 3, wherein: two one side fixedly connected with chain (12) of inside of wind-up roll (9), two the bottom fixedly connected with activity dish (13) of chain (12).

5. The chain case structure of the wind turbine nacelle lifting machine of claim 1, wherein: the lifting box is characterized in that containing grooves (18) are symmetrically formed in two sides of the bottom of the lifting box (1), and limiting rings (14) are fixedly connected to the tops of the inner walls of the containing grooves (18).

6. The wind turbine nacelle hoist chain case structure as claimed in claim 4, wherein: the bottom symmetry movable mounting of activity dish (13) has movable splint (15), two one side laminating of movable splint (15) is connected with dead lever (16), the bilateral symmetry movable mounting of dead lever (16) has rotation separation blade (17).

7. The wind turbine nacelle hoist chain case structure of claim 6, wherein: the bottom of the transmission motor (5) is fixedly connected with a double-shaft motor (19), and threaded rods (20) are symmetrically and fixedly mounted at the end part of an output shaft of the double-shaft motor (19).

8. The wind turbine nacelle hoist chain case structure as claimed in claim 7, wherein: two the one end threaded connection of threaded rod (20) has nut (21), two the top and the symmetrical fixedly connected with limiting plate (22) in bottom of nut (21).

9. The wind turbine nacelle hoist chain case structure of claim 4, wherein: two one side movable mounting of wind-up roll (9) has adjusting bearing (23), the outside fixedly connected with spring (24) of wind-up roll (9) are kept away from in adjusting bearing (23), the inner wall fixed connection of one side and lift box (1) of adjusting bearing (23) is kept away from in spring (24).

10. The wind turbine nacelle hoist chain case structure of claim 8, wherein: one end movable mounting that biaxial motor (19) was kept away from in threaded rod (20) has spacing bearing (25), the inner wall fixed connection of one side and lift box (1) that threaded rod (20) were kept away from in spacing bearing (25).