CN210327219U - Novel insulation end cover structure for wind driven generator - Google Patents
Novel insulation end cover structure for wind driven generator Download PDFInfo
- Publication number
- CN210327219U CN210327219U CN201921503272.8U CN201921503272U CN210327219U CN 210327219 U CN210327219 U CN 210327219U CN 201921503272 U CN201921503272 U CN 201921503272U CN 210327219 U CN210327219 U CN 210327219U
- Authority
- CN
- China
- Prior art keywords
- insulating
- end cover
- backing ring
- cover
- circular bead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Wind Motors (AREA)
Abstract
The utility model relates to a aerogenerator accessory technical field, concretely relates to aerogenerator is with novel insulating end cover structure, including end cover, bearing room, circular bead, insulating flange cover, bulge, spacing portion, first draw-in groove, bolt mounting hole, insulating backing ring, second draw-in groove. The utility model has the advantages that: through insulating flange cover and insulating backing ring, be in insulating state between feasible end cover and the bearing room, the bolt is in insulating state with the bearing room equally simultaneously, replace the mode that uses the weftless tape among the prior art, simple structure on the one hand, the cost is lower, on the other hand, basically, can adapt to different environment, set up first draw-in groove, the second draw-in groove, through first draw-in groove, second draw-in groove inner wall is respectively to insulating flange cover, insulating backing ring supports and leans on, it is spacing, reduce insulating flange cover, the extension of insulating backing ring is out of shape, and then can improve its life to at least a certain extent.
Description
Technical Field
The utility model relates to a aerogenerator accessory technical field, concretely relates to aerogenerator is with novel insulating end cover structure.
Background
The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind-driven generator generally comprises wind wheels, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and other components.
The wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the drive of the wind wheel shaft to generate electricity. In a broad sense, wind energy is also solar energy, so that the wind power generator is a heat energy utilization generator which uses solar energy as a heat source and uses the atmosphere as a working medium.
In the wind driven generator working process, a rotating shaft cuts a magnetic force field, shaft voltage can exist on the rotating shaft, shaft current is formed, the shaft current is accumulated to a certain degree and can be transmitted to an end cover of the wind driven generator through a bearing, the electric leakage between the end cover and a shell of the wind driven generator is caused, the use and the safety are influenced, the current solving mode mainly adopts an insulating bearing to prevent the current on the bearing from being transmitted to the end cover, but the purchasing period of the insulating bearing is longer and the price is higher, and the burden on a certain degree is brought to enterprises.
Therefore, at present, some enterprises replace the insulating bearing, and instead adopt a mode of insulating in the front bearing chamber, the rear bearing chamber and the connecting bolt, and the insulating material adopts a weftless tape to insulate between the bearing seat and the end cover, so that the insulating structure is complex and the cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that exists among the prior art, provide a novel insulating end cover structure for aerogenerator, it can realize having improved the insulating properties of aerogenerator's end cover to at least a certain extent.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides a novel insulating end cover structure for aerogenerator, includes aerogenerator's end cover and bearing chamber, the end cover suit is on the bulge of bearing chamber and the terminal surface offsets with the circular bead surface of bearing chamber, the end cover passes through the bolt and is connected with the circular bead, circular bead and end cover offset the one side and be equipped with rather than coaxial insulating flange cover, insulating flange cover suit is on the bulge, and the end cover suit is on the path end of insulating flange cover, the terminal surface of insulating flange cover major diameter end offsets with the circular bead surface, its major diameter end is equipped with rather than coaxial, annular spacing portion towards the circular bead one side, corresponding open on the circular bead have supply spacing block, annular first draw-in groove, the bolt pierces through insulating flange cover's major diameter end and spacing portion and is connected with the end cover, the corresponding spacing portion open on the spacing portion have the major diameter end that runs through insulating flange cover, The bolt mounting hole of through-hole form, be equipped with rather than coaxial insulating backing ring on the circular bead other end face, correspond open on the circular bead supply insulating backing ring block, annular second draw-in groove, the bolt passes insulating backing ring and spiral shell position terminal surface and supports and lean on insulating backing ring surface.
Further, the insulating flange sleeve and the limiting part are integrally formed.
Further, the insulating flange sleeve is sleeved on the protruding portion in a sliding fit mode.
Furthermore, the insulating flange sleeve and the insulating backing ring are made of polytetrafluoroethylene materials.
Further, the bearing chamber is coaxially provided with an annular flange extending axially outward thereof at an end facing away from the projection.
The utility model has the advantages that: through insulating flange cover and insulating backing ring, be in insulating state between feasible end cover and the bearing room, the bolt is in insulating state with the bearing room equally simultaneously, replace the mode that uses the weftless tape among the prior art, simple structure on the one hand, the cost is lower, on the other hand, basically, can adapt to different environment, set up first draw-in groove, the second draw-in groove, through first draw-in groove, second draw-in groove inner wall is respectively to insulating flange cover, insulating backing ring supports and leans on, it is spacing, reduce insulating flange cover, the extension of insulating backing ring is out of shape, and then can improve its life to at least a certain extent.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the perspective structure of FIG. 1;
FIG. 3 is an exploded view of the perspective structure of FIG. 1;
fig. 4 is a schematic perspective view of the insulating flange sleeve of the present invention;
the reference numerals are explained below:
1-end cover, 2-bearing chamber, 3-bulge, 4-shoulder, 5-bolt, 6-insulating flange sleeve, 7-limiting part, 8-first clamping groove, 9-insulating backing ring, 10-second clamping groove and 11-annular flange.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The novel insulation end cover structure for the wind driven generator shown in fig. 1-4 comprises an end cover 1 and a bearing chamber 2 of the wind driven generator, wherein the end cover 1 is sleeved on a convex part 3 of the bearing chamber 2, the end surface of the end cover 1 abuts against the surface of a shoulder 4 of the bearing chamber 2, the end cover 1 is connected with the shoulder 4 through a bolt 5, an insulation flange sleeve 6 coaxial with the shoulder 4 is arranged on the side, abutting against the end cover 1, of the shoulder 4, the insulation flange sleeve 6 is sleeved on the convex part 3 in a sliding fit manner, so that the insulation flange sleeve 6 is convenient to mount and dismount, the end cover 1 is sleeved on the small-diameter end of the insulation flange sleeve 6, the end surface of the large-diameter end of the insulation flange sleeve 6 abuts against the surface of the shoulder 4, the side, facing towards the shoulder 4, of the large-diameter end, of the insulation flange sleeve 6 is provided with an annular limiting, the shoulder 4 corresponding to the insulating flange sleeve 6 is provided with an annular first clamping groove 8 for clamping a limiting part 7, the bolt 5 penetrates through the large-diameter end of the insulating flange sleeve 6 and the limiting part 7 to be connected with the end cover 1, the corresponding limiting part 7 is provided with a bolt mounting hole in a through hole form penetrating through the large-diameter end of the insulating flange sleeve 6, the other end face of the shoulder 4 is provided with an insulating backing ring 9 coaxial with the shoulder 4, the corresponding shoulder 4 is provided with an annular second clamping groove 10 for clamping the insulating backing ring 9, the bolt 5 penetrates through the insulating backing ring 9, the end face of a screw head part abuts against the surface of the insulating backing ring 9, furthermore, the insulating flange sleeve 6 and the insulating backing ring 9 are made of polytetrafluoroethylene materials, so that the insulating performance and the rigidity of the insulating flange sleeve 6 and the insulating backing ring 9 are better, in addition, the bearing chamber 2 is coaxially provided with an annular flange 11 extending towards the axial outer side at one end opposite to the protruding part 3, the annular flange 11 improves the overall rigidity of the bearing chamber 2 to a certain extent, and meanwhile, the annular flange 11 has a certain limiting effect on a bearing on the wind driven generator, so that the axial movement of the bearing is reduced.
The utility model discloses when using: the insulating flange sleeve, the insulating backing ring and the annular flange are additionally arranged on the bearing chamber of the wind driven generator in the prior art, when the end cover is installed, the insulating flange sleeve is firstly sleeved on the protruding portion of the bearing chamber, the end face of the large-diameter end of the insulating flange sleeve is enabled to be abutted against the surface of the shoulder, meanwhile, the limiting portion is clamped in the first clamping groove, the end cover is sleeved on the small-diameter end of the insulating flange sleeve, then, the insulating backing ring is clamped in the second clamping groove, and finally, the bolt penetrates through the bolt installation hole to be connected with the end cover, namely, the installation process of the end cover and the bearing chamber is completed.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a novel insulating end cover structure for aerogenerator, includes aerogenerator's end cover (1) and bearing chamber (2), end cover (1) suit is on bulge (3) of bearing chamber (2) and the terminal surface offsets with circular bead (4) surface of bearing chamber (2), end cover (1) is connected with circular bead (4) through bolt (5), its characterized in that, circular bead (4) are equipped with rather than coaxial insulating flange cover (6) with end cover (1) counterbalance one side, insulating flange cover (6) suit is on bulge (3), and end cover (1) suit is on the path end of insulating flange cover (6), the terminal surface of insulating flange cover (6) big footpath end with circular bead (4) surface counterbalance, its big footpath end orientation circular bead (4) one side is equipped with rather than coaxial, annular spacing portion (7), it has the confession spacing portion (7) block's of block to open on circular bead (4) correspondingly, Annular first draw-in groove (8), bolt (5) pierce through insulating flange cover (6) big footpath end and spacing portion (7) are connected with end cover (1), correspond open on spacing portion (7) have run through insulating flange cover (6) big footpath end, the bolt mounting hole of through-hole form, be equipped with on circular bead (4) other terminal surface rather than coaxial insulating backing ring (9), correspond circular bead (4) are gone up to open and are had the annular second draw-in groove (10) that supply insulating backing ring (9) block, bolt (5) are passed insulating backing ring (9) and spiral shell head position terminal surface and are leaned on insulating backing ring (9) on the surface.
2. The novel insulation end cover structure for the wind driven generator as claimed in claim 1, wherein the insulation flange sleeve (6) and the limiting part (7) are integrally formed.
3. The novel insulating end cover structure for the wind driven generator is characterized in that the insulating flange sleeve (6) is sleeved on the protruding part (3) in a sliding fit mode.
4. The novel insulation end cover structure for the wind driven generator according to claim 1, wherein the insulation flange sleeve (6) and the insulation backing ring (9) are made of polytetrafluoroethylene.
5. The novel insulating end cover structure for the wind driven generator as claimed in claim 1, characterized in that the bearing chamber (2) is coaxially provided with an annular flange (11) extending axially outward thereof at an end facing away from the protrusion (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503272.8U CN210327219U (en) | 2019-09-10 | 2019-09-10 | Novel insulation end cover structure for wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503272.8U CN210327219U (en) | 2019-09-10 | 2019-09-10 | Novel insulation end cover structure for wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210327219U true CN210327219U (en) | 2020-04-14 |
Family
ID=70132412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921503272.8U Expired - Fee Related CN210327219U (en) | 2019-09-10 | 2019-09-10 | Novel insulation end cover structure for wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210327219U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917220A (en) * | 2020-08-10 | 2020-11-10 | 淄博智科电气科技有限公司 | End cover insulation device of permanent magnet synchronous motor |
| CN112165204A (en) * | 2020-10-15 | 2021-01-01 | 江苏万顺新能源科技有限公司 | Bearing inner and outer cover for wind driven generator |
-
2019
- 2019-09-10 CN CN201921503272.8U patent/CN210327219U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917220A (en) * | 2020-08-10 | 2020-11-10 | 淄博智科电气科技有限公司 | End cover insulation device of permanent magnet synchronous motor |
| CN111917220B (en) * | 2020-08-10 | 2022-06-24 | 淄博智科电气科技有限公司 | End cover insulation device of permanent magnet synchronous motor |
| CN112165204A (en) * | 2020-10-15 | 2021-01-01 | 江苏万顺新能源科技有限公司 | Bearing inner and outer cover for wind driven generator |
| CN112165204B (en) * | 2020-10-15 | 2021-11-23 | 江苏万顺新能源科技有限公司 | Bearing inner and outer cover for wind driven generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210327219U (en) | Novel insulation end cover structure for wind driven generator | |
| CN205725563U (en) | A kind of solaode scene photovoltaic generating system | |
| CN205911902U (en) | Automobile generator | |
| CN210889204U (en) | Blade damping device of wind driven generator | |
| WO2019029117A1 (en) | Duct type vortex balance wind driven generator special for electric aircraft | |
| CN201125835Y (en) | Faucet electric generating apparatus | |
| CN206412879U (en) | A kind of integrated electric motor end cap | |
| CN210490611U (en) | Improved generation aerogenerator insulating end cover | |
| CN213360309U (en) | Wind power flange of wind driven generator | |
| CN103216387B (en) | Two to rotary electrification equipment | |
| CN206268019U (en) | A kind of wind driven generator principal shaft holds and wheel hub clamping mechanism | |
| CN103334879B (en) | The excitatory wind power generation plant of brush-free claw-pole formula | |
| CN106130217A (en) | A kind of motor of dust collector | |
| CN214577511U (en) | Household miniature wind power generation device | |
| CN217582374U (en) | Horizontal axial wind driven generator | |
| CN211975450U (en) | Small fan with thermoelectric power generation function | |
| CN214177040U (en) | Intelligent motor capable of being remotely controlled | |
| CN213175919U (en) | Long service life's flabellum for aerogenerator | |
| CN212323871U (en) | Motor bearing cover | |
| CN201916121U (en) | Wind-driven generator with automatic limiting device | |
| CN220890390U (en) | Pipeline generator | |
| CN213598224U (en) | High-speed motor fan new structure | |
| CN220849836U (en) | Spline shaft connection single bearing generator structure | |
| CN216241380U (en) | New forms of energy electricity generation fan with wind speed monitoring function | |
| CN216867347U (en) | Energy-saving electromagnetic clutch for lithium battery packaging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |