CN216342593U

CN216342593U - Wind wheel locking structure with high reliability

Info

Publication number: CN216342593U
Application number: CN202123263839.9U
Authority: CN
Inventors: 徐法炜; 文绍林
Original assignee: Changzhou Hanxiang Machinery Manufacturing Co ltd
Current assignee: Changzhou Hanxiang Machinery Manufacturing Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-04-19
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a high-reliability wind wheel locking structure, which relates to the field of wind power application. According to the utility model, by arranging the positioning assembly, when the lock pin needs to be inserted into the lock pin hole and the lock hole, a user firstly closes the electromagnet column, the electromagnet column loses magnetism after power failure and does not adsorb a magnetic block any more, at the moment, the spring resets and stretches to push the magnetic block and the limiting column to move, so that the limiting column moves to the range of rotation of the connecting column, when the main shaft slowly drives the connecting column to rotate, the connecting column can be contacted with the limiting column, the limiting column can block the connecting column to continue rotating, at the moment, two lock holes in the main shaft can be aligned with the lock pin hole, and then the lock pin can be accurately inserted into the lock pin hole and the lock hole, so that the main shaft can be quickly limited.

Description

Wind wheel locking structure with high reliability

Technical Field

The utility model relates to the field of wind power application, in particular to a wind wheel locking structure with high reliability.

Background

With the rapid development of the wind power industry, each complete machine manufacturer continuously pursues high power generation capacity and also increasingly pays attention to the maintainability of the unit, so that the wind wheel needs to be locked for the convenience of the maintenance of the hub and the blades, however, the common locking mode is to lock the main shaft lock disc by using the wind wheel lock above the bearing seat so as to realize the braking of the main shaft and the hub.

The novel wind wheel locking structure is disclosed according to Chinese patent with publication number CN206889178U, the whole locking process of the novel wind wheel locking structure is fast in execution speed, stable and controllable, the locking effect of the whole locking device is good, the cost is reduced, and the novel wind wheel locking structure is more convenient, fast, safe and reliable; however, when the lock pin needs to be inserted into the lock pin hole and the lock hole, the lock hole on the main shaft is difficult to align with the lock pin hole on the wind wheel lock disc, so that a user is difficult to accurately insert the lock pin into the lock pin hole and the lock hole, and the locking efficiency of the lock pin to the main shaft is reduced; meanwhile, when the main shaft rotates, the main shaft can rub the inner wall of the bearing seat, lubricating oil is difficult to be added to a gap between the bearing seat and the main shaft, the surface of the main shaft or the inner wall of the bearing seat is easy to wear after the main shaft is placed for a long time, and then the main shaft and the bearing seat are loosened, so that the stability of the subsequent main shaft in rotation is reduced.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a wind wheel locking structure with high reliability, so as to solve the technical problems that a lock pin is difficult to be accurately inserted into a lock pin hole and a lock hole, and lubricating oil is inconvenient to be smeared between a bearing seat and a main shaft.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wind wheel locking structure of high reliability ability, includes wheel hub, one side of wheel hub is connected with the main shaft, the one end of main shaft is connected with the bearing frame, the wind wheel lock dish is all installed to the both sides of bearing frame, one side of wind wheel lock dish is run through and is had a plurality of lockpin holes, a plurality of lockholes have been seted up to the terminal surface that the main shaft is close to the bearing frame, the inside of bearing frame is provided with locating component, the top of bearing frame is provided with oiling subassembly.

Through adopting above-mentioned technical scheme, the lockpin is convenient for insert to lockpin hole and lockhole's setting to it is spacing to the main shaft, and the setting of oiling subassembly is convenient for add lubricating oil toward the clearance department between bearing frame and main shaft simultaneously.

Furthermore, locating component is including seting up two inside recesses of bearing frame and two spliced poles that are fixed in main shaft one end, electromagnetism magnetic pole and spring are installed respectively to inside one side of recess, the one end of spring is connected with the magnetic path, one side of magnetic path is fixed with the spacing post that extends to the bearing frame outside.

Through adopting above-mentioned technical scheme, when the inside of lockpin hole and lockhole is inserted with the lockpin to needs, the user closes the electro-magnet post earlier, can lose magnetism and then no longer adsorb the magnetic path after the electro-magnet post outage, and the spring resets and stretches then promotes the magnetic path and spacing post removal to make spacing post remove to spliced pole pivoted within range this moment.

Furthermore, the top of the limiting column is in contact with the bottom of the connecting column, the limiting column is in sliding connection with the groove through the magnetic block, and the limiting column and the connecting column are made of carbon steel materials.

Through adopting above-mentioned technical scheme, spacing post can be spacing to the spliced pole, prevents that the spliced pole from continuously rotating to make the pinhole on the main shaft be difficult to align with the lockpin hole on the wind wheel lock dish.

Further, the oiling subassembly is including seting up the oil filler point at bearing frame top, the inside of oil filler point is provided with the loose axle, the outer wall of loose axle is fixed with a plurality of blades, the inside below of oil filler point is fixed with two guide plates, two the guide plate dislocation set is a plurality of the blade is annular array form and distributes in the outer wall of loose axle.

Through adopting above-mentioned technical scheme, when need add lubricating oil to the position of contact between bearing frame and main shaft and lubricate, the user can pour into lubricating oil into inside the oil filler point, and the blade can take place to rotate after receiving the impact of lubricating oil, makes lubricating oil have the spaced inflow to the inside below of oil filler point, and lubricating oil can flow into the position of contact between bearing frame and main shaft through the guide plate again to contact position to both lubricates, prevents bearing frame or main shaft wearing and tearing.

Furthermore, the diameter of the lock pin hole is the same as that of the lock hole, a plurality of mounting bolts are mounted at the bottom of the bearing seat, and the lock pin hole is matched with the lock pin.

Through adopting above-mentioned technical scheme, the setting of construction bolt can be installed the bearing housing, and the lockpin can be inserted to lockpin hole and lockhole inside simultaneously to carry on spacingly to the main shaft, prevent that it from rotating at will.

In summary, the utility model mainly has the following beneficial effects:

1. according to the utility model, by arranging the positioning assembly, when the lock pin needs to be inserted into the lock pin hole and the lock hole, a user firstly closes the electromagnet column, the electromagnet column loses magnetism after power failure and then does not adsorb a magnetic block any more, at the moment, the spring resets and stretches to push the magnetic block and the limiting column to move, so that the limiting column moves to the range of the rotation of the connecting column, when the main shaft slowly drives the connecting column to rotate, the connecting column can be contacted with the limiting column, the limiting column can block the connecting column to continue rotating, at the moment, two lock holes on the main shaft can be aligned with the lock pin hole, and then the lock pin can be accurately inserted into the lock pin hole and the lock hole, so that the main shaft can be quickly limited, the lock hole on the main shaft is prevented from being staggered with the lock pin hole, and the locking efficiency of the main shaft is improved;

2. by arranging the oil injection assembly, when lubricating oil is required to be added to the contact part between the bearing seat and the main shaft for lubrication, a user can inject the lubricating oil into the oil injection hole, the blade can rotate after being impacted by the lubricating oil, so that the lubricating oil flows into the lower part of the inner part of the oil injection hole at intervals, the lubricating oil flows into the contact part between the bearing seat and the main shaft through the guide plate, the contact part between the bearing seat and the main shaft is lubricated, the bearing seat or the main shaft is prevented from being abraded, the stability of the subsequent main shaft in rotation is improved, and meanwhile, the blade can block the oil injection hole and prevent external dust from entering the gap between the bearing seat and the main shaft.

Drawings

FIG. 1 is a front view of the spindle of the present invention;

FIG. 2 is a schematic front sectional view of a bearing housing of the present invention;

FIG. 3 is a schematic top view of a bearing seat according to the present invention;

FIG. 4 is a schematic perspective view of a bearing seat according to the present invention;

fig. 5 is an enlarged view of the utility model at a in fig. 2.

In the figure: 1. a hub; 2. a main shaft; 3. a wind wheel lock disc; 4. a bearing seat; 5. installing a bolt; 6. a lock pin hole; 7. a positioning assembly; 701. a groove; 702. connecting columns; 703. an electromagnet post; 704. a spring; 705. a limiting column; 706. a magnetic block; 8. an oiling component; 801. an oil filler hole; 802. a movable shaft; 803. a blade; 804. a baffle; 9. and (6) locking the hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A wind wheel locking structure with high reliability performance is disclosed, as shown in figure 1, figure 2, figure 3, figure 4 and figure 5, and comprises a wheel hub 1, one side of the wheel hub 1 is connected with a main shaft 2, one end of the main shaft 2 is connected with a bearing seat 4, wind wheel locking discs 3 are installed on two sides of the bearing seat 4, a plurality of locking pin holes 6 penetrate through one side of each wind wheel locking disc 3, a plurality of locking holes 9 are formed in the end face, close to the bearing seat 4, of the main shaft 2, the locking pin holes 6 and the locking holes 9 are arranged to facilitate insertion of locking pins so as to limit the main shaft 2, the diameter of each locking pin hole 6 is the same as that of each locking hole 9, a plurality of mounting bolts 5 are installed at the bottom of the bearing seat 4, the locking pin holes 6 are matched with the locking pins, a positioning assembly 7 is arranged inside the bearing seat 4, an oil injection assembly 8 is arranged at the top of the bearing seat 4, the oil injection assembly 8 comprises an oil hole 801 arranged at the top of the bearing seat 4, a movable shaft 802 is arranged inside the oil hole 801, the outer wall of loose axle 802 is fixed with a plurality of blades 803, the inside below of oil filler point 801 is fixed with two guide plates 804, two guide plates 804 dislocation set, when need add lubricating oil to lubricate toward the position of contact between bearing frame 4 and main shaft 2, the user can pour into lubricating oil into inside oil filler point 801, and blade 803 can take place to rotate after receiving the impact of lubricating oil, make lubricating oil have the spaced inflow to the inside below of oil filler point 801, and lubricating oil can flow into the position of contact between bearing frame 4 and main shaft 2 through guide plate 804, so that lubricate the position of contact between them, prevent bearing frame 4 or main shaft 2 wearing and tearing, a plurality of blades 803 are the outer wall of annular array form distribution in loose axle 802.

Referring to fig. 2 and 3, the positioning assembly 7 includes two grooves 701 formed in the bearing seat 4 and two connecting posts 702 fixed at one end of the spindle 2, one side of the inside of the groove 701 is respectively provided with an electromagnet post 703 and a spring 704, one end of the spring 704 is connected with a magnetic block 706, one side of the magnetic block 706 is fixed with a spacing post 705 extending to the outside of the bearing seat 4, when the lock pin needs to be inserted into the lock pin hole 6 and the lock hole 9, the user firstly closes the electromagnet post 703, the electromagnet post 703 loses magnetism after power failure and then no longer adsorbs the magnetic block 706, at this time, the spring 704 resets and stretches to push the magnetic block 706 and the spacing post 705 to move, so that the spacing post 705 moves to the range of rotation of the connecting post 702, the top of the spacing post 705 contacts with the bottom of the connecting post 702, the spacing post 705 is slidably connected with the groove 701 through the magnetic block 706, the spacing post 705 and the connecting post 702 are made of carbon steel material, the limiting column 705 can limit the connecting column 702, and prevent the connecting column 702 from continuously rotating so that the pin hole 9 on the main shaft 2 is difficult to align with the locking pin hole 6 on the wind wheel locking disc 3.

The implementation principle of the embodiment is as follows: firstly, a user can install the bearing seat 4 through the installation bolt 5, when the spindle 2 needs to be locked, the user firstly closes the electromagnet column 703, the electromagnet column 703 loses magnetism after power failure and then does not adsorb the magnetic block 706 any more, at the moment, the spring 704 resets and stretches to push the magnetic block 706 and the limiting column 705 to move, so that the limiting column 705 moves to the range of the rotation of the connecting column 702, when the spindle 2 slowly drives the connecting column 702 to rotate, the connecting column 702 contacts with the limiting column 705, the limiting column 705 stops the connecting column 702 to continue rotating, at the moment, two lock holes 9 on the spindle 2 can be aligned with the lock pin holes 6, then the lock pins can be accurately inserted into the lock pin holes 6 and the lock holes 9 so as to quickly limit the spindle 2, when lubricating oil needs to be added to the contact part between the bearing seat 4 and the spindle 2 for lubrication, the user can inject the lubricating oil into the oil injection hole 801, the blade 803 is impacted by the lubricating oil and then rotates, so that the lubricating oil flows into the lower part of the inside of the oil filling hole 801 at intervals, and the lubricating oil flows into the contact part between the bearing seat 4 and the main shaft 2 through the guide plate 804, so that the contact part between the bearing seat 4 and the main shaft 2 is lubricated, and the bearing seat 4 or the main shaft 2 is prevented from being abraded.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a wind wheel locking structure of high reliability ability, includes wheel hub (1), its characterized in that: one side of wheel hub (1) is connected with main shaft (2), the one end of main shaft (2) is connected with bearing frame (4), wind wheel lock dish (3) are all installed to the both sides of bearing frame (4), one side of wind wheel lock dish (3) is run through and is had a plurality of lockpin holes (6), a plurality of lockholes (9) have been seted up to main shaft (2) terminal surface near bearing frame (4), the inside of bearing frame (4) is provided with locating component (7), the top of bearing frame (4) is provided with oiling subassembly (8).

2. The wind wheel locking structure with high reliability and performance according to claim 1, wherein: locating component (7) are including offering two inside recess (701) of bearing frame (4) and two spliced poles (702) that are fixed in main shaft (2) one end, electromagnetism iron post (703) and spring (704) are installed respectively to inside one side of recess (701), the one end of spring (704) is connected with magnetic path (706), one side of magnetic path (706) is fixed with spacing post (705) that extend to bearing frame (4) outside.

3. A wind wheel locking structure with high reliability according to claim 2, characterized in that: the top of the limiting column (705) is in contact with the bottom of the connecting column (702), the limiting column (705) is in sliding connection with the groove (701) through a magnetic block (706), and the limiting column (705) and the connecting column (702) are both made of carbon steel materials.

4. The wind wheel locking structure with high reliability and performance according to claim 1, wherein: oiling subassembly (8) are including offering in oiling hole (801) at bearing frame (4) top, the inside of oiling hole (801) is provided with loose axle (802), the outer wall of loose axle (802) is fixed with a plurality of blades (803), the inside below of oiling hole (801) is fixed with two guide plates (804), two guide plate (804) dislocation set is, and is a plurality of blade (803) are the outer wall that annular array form distributes in loose axle (802).

5. The wind wheel locking structure with high reliability and performance according to claim 1, wherein: the diameter of the lock pin hole (6) is the same as that of the lock hole (9), a plurality of mounting bolts (5) are mounted at the bottom of the bearing seat (4), and the lock pin hole (6) is matched with the lock pin.