CN220791866U - Electromagnetic brake for wind driven generator - Google Patents
Electromagnetic brake for wind driven generator Download PDFInfo
- Publication number
- CN220791866U CN220791866U CN202322371171.2U CN202322371171U CN220791866U CN 220791866 U CN220791866 U CN 220791866U CN 202322371171 U CN202322371171 U CN 202322371171U CN 220791866 U CN220791866 U CN 220791866U
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- Prior art keywords
- electromagnetic brake
- wall
- spring piece
- armature
- expansion
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses an electromagnetic brake for a wind driven generator, relates to the technical field of electromagnetic brakes, and aims to solve the problems that an existing electromagnetic brake is combined in a main common screw mounting mode, screws are easy to fall off due to vibration, and the common screw mounting mode is difficult to use by a user due to the fact that the common screw mounting mode is required to be mounted and dismounted by means of a tool. Comprising the following steps: the electromagnetic brake comprises an electromagnetic brake body, wherein the electromagnetic brake body comprises a brake cylinder, an armature is arranged above the brake cylinder, and a spring piece is arranged above the armature; further comprises: the expansion bolts are installed on the outer wall of the spring piece, a plurality of expansion bolts are installed on the outer wall of the spring piece, the expansion bolts are annularly distributed at intervals, a plurality of annularly distributed expansion sleeves are arranged below the spring piece, a plurality of annularly distributed combined installation grooves are formed in the outer wall of the armature, and the combined installation grooves are installed in a combined mode with the expansion bolts.
Description
Technical Field
The utility model relates to the technical field of electromagnetic brakes, in particular to an electromagnetic brake for a wind driven generator.
Background
The wind driven generator is an electric power device which converts wind energy into mechanical work and drives a rotor to rotate and finally outputs alternating current. The wind driven generator generally comprises wind wheels, a generator (comprising a device), a direction regulator (tail wing), a tower, a speed limiting safety mechanism, an energy storage device and other components; the parts on which the electromagnetic brake for the motor needs to be configured are mainly a yaw motor for driving a fan to face the wind and a pitch motor for adjusting the pitch angle of the blade according to the wind quantity, besides a lifter motor for carrying people in a tower.
The electromagnetic brake is an ideal automatic executive component in the modern industry and mainly plays roles of transmitting power, controlling motion and the like in a mechanical transmission system.
However, the existing electromagnetic brake is mainly combined in a common screw mounting mode, screws are easy to fall off due to vibration, and the common screw mounting mode needs to be mounted and dismounted by means of tools, so that the load of mounting and maintaining the wind motor is increased; therefore, the existing demand is not met, for which we propose an electromagnetic brake for a wind power generator.
Disclosure of Invention
The utility model aims to provide an electromagnetic brake for a wind driven generator, which is used for solving the problems that the prior electromagnetic brake provided in the background art is mainly combined in a common screw mounting mode, screws are easy to fall off due to vibration, and the common screw mounting mode is required to be mounted and dismounted by means of tools, so that the use of users is not facilitated.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an electromagnetic brake for a wind turbine, comprising: the electromagnetic brake comprises an electromagnetic brake body, wherein the electromagnetic brake body comprises a brake cylinder, an armature is arranged above the brake cylinder, and a spring piece is arranged above the armature;
further comprises:
the expansion bolts are arranged on the outer wall of the spring piece, a plurality of expansion bolts are arranged on the outer wall of the spring piece, the expansion bolts are annularly distributed at intervals, a plurality of annularly distributed expansion sleeves are arranged below the spring piece, a plurality of annularly distributed combined mounting grooves are arranged on the outer wall of the armature, and the combined mounting grooves and the expansion bolts are combined and mounted;
the limiting end is arranged at the upper end of the expansion bolt, the diameter of the limiting end is larger than that of the expansion bolt, and a rotating block is arranged on the outer wall of the limiting end.
Preferably, the upper surface of the armature is provided with a combined installation surface, and a plurality of slots which are annularly distributed at intervals are arranged on the outer wall of the combined installation surface.
Preferably, a plurality of annular insertion blocks which are distributed at intervals are arranged on the outer wall of the lower surface of the spring piece.
Preferably, a rubber sleeve is arranged in the slot.
Preferably, a clamping block is arranged at the bottom of the inside of the slot, a clamping groove is formed in the outer wall of the lower end of the inserting block, and the clamping block is clamped with the clamping groove.
Preferably, a magnetic yoke is arranged below the brake cylinder, and a plurality of mounting through holes distributed at intervals in a ring shape are arranged on the outer wall of the magnetic yoke.
Preferably, the middle positions of the magnetic yoke, the armature and the spring piece are all provided with middle through holes.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the expansion bolts, the expansion sleeves, the combined mounting grooves, the limiting ends and the rotating blocks are arranged to bring convenience to a user in combining and mounting the spring piece and the armature, specifically, the expansion sleeves at the spring piece are aligned with the combined mounting grooves at the armature, the expansion sleeves are inserted into the combined mounting grooves, the expansion bolts are mounted above the expansion sleeves, the user rotates the expansion bolts through the rotating blocks to enable the expansion bolts to be rotated into the expansion sleeves, the expansion sleeves are enabled to be expanded and clamped in the combined mounting grooves, the expansion bolts extending out of the expansion sleeves are combined with the bottom threads of the combined mounting grooves, and the limiting ends are limited on the outer wall of the spring piece due to the fact that the limiting ends are larger than reserved through holes.
2. The inserted block is used for corresponding the slot, makes the inserted block can insert to the slot in and make up, and the rubber sleeve possesses the elasticity, can laminate and insert to inside inserted block, and its friction force that can increase makes the inserted block be difficult to break away from inside, after the inserted block inserts in the slot, the draw-in groove of inserted block department can with the fixture block, make the inserted block restricted inside, improve the integrated configuration fastness of electromagnetic brake installation department.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic illustration of a partial armature construction according to the present utility model;
FIG. 3 is a schematic diagram of an assembly structure of an insert and a socket according to the present utility model;
FIG. 4 is a schematic view of a part of the spring plate according to the present utility model;
in the figure: 1. an electromagnetic brake body; 2. a yoke; 3. an armature; 4. a spring piece; 5. assembling the mounting surface; 6. a limiting end; 7. a rotating block; 8. an expansion bolt; 9. an expansion sleeve; 10. a combined mounting groove; 11. a slot; 12. inserting blocks; 13. a rubber sleeve; 14. a clamping block; 15. a clamping groove; 16. mounting through holes; 17. a middle through hole; 18. a brake cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: an electromagnetic brake for a wind turbine, comprising: the electromagnetic brake comprises an electromagnetic brake body 1, wherein the electromagnetic brake body 1 comprises a brake cylinder 18, an armature 3 is arranged above the brake cylinder 18, and a spring piece 4 is arranged above the armature 3;
further comprises:
the expansion bolts 8 are arranged on the outer wall of the spring piece 4, a plurality of expansion bolts 8 are arranged on the outer wall of the spring piece, a plurality of expansion sleeves 9 which are distributed annularly are arranged below the spring piece 4, a plurality of combined installation grooves 10 which are distributed annularly at intervals are arranged on the outer wall of the armature 3, and the combined installation grooves 10 are combined with the expansion bolts 8;
the limiting end 6 is arranged at the upper end of the expansion bolt 8, the diameter of the limiting end 6 is larger than that of the expansion bolt 8, and a rotating block 7 is arranged on the outer wall of the limiting end 6;
through setting up expansion bolts 8, expansion sleeve 9, the combination mounting groove 10, spacing end 6, rotating block 7 play the effect of making things convenient for the user to make up the installation with spring leaf 4 and armature 3 department, specifically, align a plurality of expansion sleeves 9 and a plurality of combination mounting groove 10 of armature 3 department with spring leaf 4 department, and insert expansion sleeve 9 to in the combination mounting groove 10, install expansion bolts 8 in expansion sleeve 9 top, the user rotates expansion bolts 8 through rotating block 7, make expansion bolts 8 by rotating into expansion sleeve 9, make expansion sleeve 9 expansion block combination mounting groove 10, the expansion bolts 8 that extend the outside of expansion sleeve 9 then with combination mounting groove 10 bottom screw thread combination, spacing end 6 is because be greater than the through-hole of reserving, make it be limited on the outer wall of spring leaf 4, through above-mentioned structure, can make the electromagnetism automatically open the combination mounting department be difficult for because of vibration influence drops, the separation, and the convenience of customers installs and dismantle the operation to the combination mounting department under the condition of not having the help of the instrument, the convenience of customers uses.
Referring to fig. 2, 3 and 4, a combined mounting surface 5 is arranged on the upper surface of the armature 3, a plurality of annular slots 11 are arranged on the outer wall of the combined mounting surface 5 at intervals, and a plurality of annular inserts 12 are arranged on the outer wall of the lower surface of the spring piece 4 at intervals;
the insert block 12 is used for corresponding to the slot 11, so that the insert block 12 can be inserted into the slot 11 for combination.
Referring to fig. 3, a rubber sleeve 13 is disposed inside the slot 11;
the rubber boot 13 has stretchability, can attach the insert block 12 inserted into the interior, and can increase friction force, making it difficult for the insert block 12 to separate from the interior.
Referring to fig. 3, a clamping block 14 is arranged at the bottom of the interior of the slot 11, a clamping groove 15 is arranged on the outer wall of the lower end of the insertion block 12, and the clamping block 14 is clamped with the clamping groove 15;
after the insert block 12 is inserted into the slot 11, the clamping groove 15 at the insert block 12 is clamped with the clamping block 14, so that the insert block 12 is limited inside, and the combination installation firmness of the installation position of the electromagnetic brake is improved.
Referring to fig. 1, a magnetic yoke 2 is disposed below a brake cylinder 18, and a plurality of mounting through holes 16 are disposed on an outer wall of the magnetic yoke 2 at intervals in a ring shape;
the mounting through holes 16 are used for facilitating the combined mounting of the yoke 2 and other components by a user.
Referring to fig. 1 and 2, middle through holes 17 are formed in the middle positions of the magnet yoke 2, the armature 3 and the spring piece 4;
the middle through hole 17 is used for communicating the yoke 2, the armature 3 and the spring piece 4.
Working principle: the expansion bolts 8, the expansion sleeves 9, the combined mounting grooves 10, the limiting ends 6 and the rotating blocks 7 are arranged, so that the effect of combining and mounting the spring piece 4 and the armature 3 by a user is achieved, particularly, the expansion sleeves 9 at the spring piece 4 are aligned with the combined mounting grooves 10 at the armature 3, the expansion sleeves 9 are inserted into the combined mounting grooves 10, the expansion bolts 8 are mounted above the expansion sleeves 9, the user rotates the expansion bolts 8 through the rotating blocks 7, the expansion bolts 8 are rotated into the expansion sleeves 9, the expansion sleeves 9 are expanded and clamped into the combined mounting grooves 10, the expansion bolts 8 extending out of the expansion sleeves 9 are combined with the bottom threads of the combined mounting grooves 10 due to the fact that the limiting ends 6 are larger than reserved through holes, the limiting ends are limited on the outer wall of the spring piece 4, the electromagnetic automatic opening combined mounting positions are not easy to fall off and separate due to the influence of vibration, and the convenience is brought to the convenience of the user in mounting and dismounting the combined mounting positions without using tools;
the insert block 12 is used for corresponding to the slot 11, so that the insert block 12 can be inserted into the slot 11 for combination, the rubber sleeve 13 has elasticity, the insert block 12 inserted into the interior can be attached, friction force can be increased, the insert block 12 is difficult to separate from the interior, after the insert block 12 is inserted into the slot 11, the clamping groove 15 at the insert block 12 is clamped with the clamping block 14, the insert block 12 is limited in the interior, and the combination installation firmness of an electromagnetic brake installation part is improved;
the mounting through holes 16 are used for facilitating the combined mounting of the yoke 2 and other components by a user.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. An electromagnetic brake for a wind driven generator comprises an electromagnetic brake body (1), wherein the electromagnetic brake body (1) comprises a brake cylinder (18), an armature (3) is arranged above the brake cylinder (18), and a spring piece (4) is arranged above the armature (3);
the method is characterized in that: further comprises:
the expansion bolts (8) are arranged on the outer wall of the spring piece (4), a plurality of expansion bolts (8) are arranged on the outer wall of the spring piece, the expansion bolts (8) are annularly distributed at intervals, a plurality of annularly distributed expansion sleeves (9) are arranged below the spring piece (4), a plurality of annularly distributed combined mounting grooves (10) are arranged on the outer wall of the armature (3), and the combined mounting grooves (10) are combined with the expansion bolts (8);
the limiting end (6) is arranged at the upper end of the expansion bolt (8), the diameter of the limiting end (6) is larger than that of the expansion bolt (8), and a rotating block (7) is arranged on the outer wall of the limiting end (6).
2. An electromagnetic brake for a wind turbine according to claim 1, wherein: the upper surface of the armature (3) is provided with a combined installation surface (5), and a plurality of slots (11) which are annularly distributed at intervals are arranged on the outer wall of the combined installation surface (5).
3. An electromagnetic brake for a wind turbine according to claim 2, wherein: the outer wall of the lower surface of the spring piece (4) is provided with a plurality of annular inserting blocks (12) which are distributed at intervals.
4. An electromagnetic brake for a wind turbine according to claim 3, wherein: a rubber sleeve (13) is arranged in the slot (11).
5. An electromagnetic brake for a wind turbine according to claim 4, wherein: the bottom inside slot (11) is provided with fixture block (14), be provided with draw-in groove (15) on the outer wall of inserted block (12) lower extreme, and fixture block (14) and draw-in groove (15) block.
6. An electromagnetic brake for a wind turbine according to claim 1, wherein: a magnetic yoke (2) is arranged below the brake cylinder (18), and a plurality of annular mounting through holes (16) which are distributed at intervals are formed in the outer wall of the magnetic yoke (2).
7. An electromagnetic brake for a wind turbine according to claim 6, wherein: middle through holes (17) are formed in the middle positions of the magnetic yoke (2), the armature (3) and the spring piece (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322371171.2U CN220791866U (en) | 2023-09-01 | 2023-09-01 | Electromagnetic brake for wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322371171.2U CN220791866U (en) | 2023-09-01 | 2023-09-01 | Electromagnetic brake for wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791866U true CN220791866U (en) | 2024-04-16 |
Family
ID=90633367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322371171.2U Active CN220791866U (en) | 2023-09-01 | 2023-09-01 | Electromagnetic brake for wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791866U (en) |
-
2023
- 2023-09-01 CN CN202322371171.2U patent/CN220791866U/en active Active
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