CN218633510U - Novel anti-loosening structure of generator stator slot wedge - Google Patents
Novel anti-loosening structure of generator stator slot wedge Download PDFInfo
- Publication number
- CN218633510U CN218633510U CN202223236084.8U CN202223236084U CN218633510U CN 218633510 U CN218633510 U CN 218633510U CN 202223236084 U CN202223236084 U CN 202223236084U CN 218633510 U CN218633510 U CN 218633510U
- Authority
- CN
- China
- Prior art keywords
- loosening
- strips
- stator slot
- slot wedge
- stator
- 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.)
- Active
Links
Images
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The utility model relates to the technical field of stator structures, in particular to a novel anti-loosening structure of a generator stator slot wedge, which enables the stator slot wedge to form an external anti-loosening ring through simple clamping, so that the stator slot wedge is more stably installed in a stator and plays a role in preventing loosening; the stator comprises a stator body, grooves, groove insulating layers, coils, stator slot wedges and anti-loosening structures, wherein a plurality of groups of grooves are uniformly distributed on the inner ring side of the stator body, each group of grooves is internally provided with a coil, the groove insulating layers are arranged between the insides of the grooves and the coils, the stator slot wedges are clamped at the outer ends of the coils on the inner sides of the grooves, and the anti-loosening structures are arranged on the outer sides of the groove insulating layers; the anti-loosening structure comprises anti-loosening strips, convex strips and concave strips, the outer ends of the stator slot wedges are connected with the middle parts of the inner ends of the anti-loosening strips, the concave strips are arranged on the left sides of the anti-loosening strips, and the convex strips are arranged on the right sides of the anti-loosening strips.
Description
Technical Field
The utility model relates to a technical field of stator structure especially relates to a novel locking structure that moves of generator stator slot wedge.
Background
The stator slot wedge is used for sealing the slot opening, compressing the insulation paper and the coil and preventing loosening.
When the motor works for a long time, due to reasons such as electromagnetic vibration and the like, the slot wedge of the motor can move, so that poor coil insulation is caused, and serious safety accidents such as electric leakage and the like can be caused in serious cases. However, the impregnating varnish of the stator slot wedge fixing structure has high cost and needs special equipment.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a make stator slot wedge through simple and easy clamping form outside locking ring, make stator slot wedge install more stably in the stator, play the locking structure of moving of a neotype generator stator slot wedge of anticreep function.
The utility model discloses a novel locking structure of generator stator slot wedge, including stator body, recess, groove insulation layer, coil, stator slot wedge and locking structure, stator body inner ring side evenly distributed has a plurality of groups of recesses, all is provided with the coil in each group of recesses, sets up the groove insulation layer between recess inside and the coil, and the stator slot wedge card is held in the inboard coil outer end of recess, and the groove insulation layer outside is provided with locking structure;
the anti-loosening structure comprises anti-loosening strips, convex strips and concave strips, the outer ends of the stator slot wedges are connected with the middle parts of the inner ends of the anti-loosening strips, the concave strips are arranged on the left sides of the anti-loosening strips, and the convex strips are arranged on the right sides of the anti-loosening strips.
The utility model discloses a novel locking structure that moves of generator stator slot wedge, locking strip, sand grip and concave strip all adopt insulating rubber's material.
The utility model discloses a novel locking structure that moves of generator stator slot wedge, concave strip internal diameter equals with the sand grip external diameter.
The utility model discloses a novel locking structure that moves of generator stator slot wedge, the outer broadside of stator slot wedge slightly is less than the interior broadside of recess.
Compared with the prior art, the beneficial effects of the utility model are that: when installing the stator slot wedge, insert the stator slot wedge to the recess inside, and the restraint is in the coil outside, and simultaneously, when carrying out another group installation, insert adjacent recess inside with another group stator slot wedge, and make between two sets of adjacent stator slot wedges, through adjacent sand grip and the mutual block of concave strip, accomplish the distribution of all stator slot wedges of round back, make between all stator slot wedges through its sand grip and the mutual block of concave strip of its locking strip effect, thereby form a locking ring, avoid taking place the slip of the inside and outside direction of level, make the stator slot wedge form outside locking ring through simple and easy clamping, it is more stable to make the installation of stator slot wedge in the stator, play the anticreep function.
Drawings
FIG. 1 is an axial view of the structure of the present invention;
figure 2 is a top view of the present invention from figure 1;
in the drawings, the reference numbers: 1. a stator body; 2. a groove; 3. a trench insulating layer; 4. a coil; 5. a stator slot wedge; 6. an anti-loosening strip; 7. a convex strip; 8. concave strips.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to fig. 2, the utility model discloses a novel anti-loosening structure of generator stator slot wedge, which comprises a stator body 1, grooves 2, a slot insulating layer 3, coils 4, a stator slot wedge 5 and an anti-loosening structure, wherein a plurality of groups of grooves 2 are uniformly distributed on the inner ring side of the stator body 1, each group of grooves 2 is internally provided with a coil 4, the slot insulating layer 3 is arranged between the inner part of each groove 2 and the coil 4, the stator slot wedge 5 is clamped at the outer end of the coil 4 at the inner side of the groove 2, and the anti-loosening structure is arranged at the outer side of the slot insulating layer 3; the anti-loosening structure comprises anti-loosening strips 6, convex strips 7 and concave strips 8, the outer ends of the stator slot wedges 5 are connected with the middle parts of the inner ends of the anti-loosening strips 6, the concave strips 8 are arranged on the left sides of the anti-loosening strips 6, and the convex strips 7 are arranged on the right sides of the anti-loosening strips 6; when installing stator slot wedge 5, insert stator slot wedge 5 inside 2 recesses, and the restraint is in the coil 4 outside, and simultaneously, when carrying out another group installation, insert inside 2 adjacent recesses with another group stator slot wedge 5, and make between two sets of adjacent stator slot wedges 5, through adjacent sand grip 7 and the mutual block of concave strip 8, accomplish the whole stator slot wedge 5 of round and distribute the back, make between all stator slot wedges 5 through its sand grip 7 and the mutual block of concave strip 8 of its locking strip 6 effect, thereby form an anti-loosening ring, avoid taking place the slip of the inside and outside direction of level, make stator slot wedge form outside anti-loosening ring through simple and easy clamping, make the installation of stator slot wedge in the stator more stable, play the anticreep function.
The utility model discloses a novel anti-loosening structure of a generator stator slot wedge, wherein anti-loosening strips 6, convex strips 7 and concave strips 8 are made of insulating rubber; make locking strip 6, sand grip 7 and concave strip 8 have small deformation allowance, make things convenient for sand grip 7 to clamp in concave strip 8.
The utility model relates to a novel anti-loose structure of generator stator slot wedge, the inner diameter of the concave strip 8 is equal to the outer diameter of the convex strip 7; when the concave strip 8 is clamped with the convex strip 7, the looseness caused by the movement allowance is avoided.
The utility model relates to a novel anti-loose structure of generator stator slot wedge, the outer width diameter of the stator slot wedge 5 is slightly smaller than the inner width diameter of the groove 2; on the basis of guaranteeing that the stator slot wedge 5 can not become flexible in the groove 2, the loading and unloading are convenient.
The utility model discloses a novel locking structure that moves of generator stator slot wedge, it is at the during operation, when installing stator slot wedge 5, insert stator slot wedge 5 inside recess 2, and the restraint is in the coil 4 outside, and simultaneously, when carrying out another set of installation, insert adjacent recess 2 inside with another stator slot wedge 5 of group, and make between two sets of adjacent stator slot wedges 5, through adjacent sand grip 7 and the mutual block of concave strip 8, accomplish all stator slot wedges 5 of round and distribute the back, make between all stator slot wedges 5 through its sand grip 7 and the mutual block of concave strip 8 of preventing the effect of strip 6, thereby form an anti-loosening circle, avoid taking place the sliding of the inside and outside direction of level.
The utility model discloses a novel locking structure that moves of generator stator slot wedge, its mounting means, connected mode or set up the mode and be common mechanical system, as long as can reach all can implement of its beneficial effect.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A novel anti-loosening structure of a generator stator slot wedge is characterized by comprising a stator body (1), grooves (2), slot insulation layers (3), coils (4), a stator slot wedge (5) and an anti-loosening structure, wherein a plurality of groups of grooves (2) are uniformly distributed on the inner ring side of the stator body (1), each group of grooves (2) is internally provided with a coil (4), the slot insulation layers (3) are arranged between the inner parts of the grooves (2) and the coils (4), the stator slot wedge (5) is clamped at the outer end of the coil (4) on the inner side of the groove (2), and the anti-loosening structure is arranged on the outer side of the slot insulation layers (3);
the anti-loosening structure comprises anti-loosening strips (6), convex strips (7) and concave strips (8), the outer ends of the stator slot wedges (5) are connected with the middle parts of the inner ends of the anti-loosening strips (6), the concave strips (8) are arranged on the left side of the anti-loosening strips (6), and the convex strips (7) are arranged on the right side of the anti-loosening strips (6).
2. The novel generator stator slot wedge anti-loosening structure as claimed in claim 1, wherein the anti-loosening strips (6), the convex strips (7) and the concave strips (8) are made of insulating rubber.
3. The new generator stator slot wedge locking structure as claimed in claim 2, wherein the inner diameter of the concave bar (8) is equal to the outer diameter of the convex bar (7).
4. A new anti-loose structure of generator stator slot wedge according to claim 3, characterized in that the outer width of the stator slot wedge (5) is slightly smaller than the inner width of the groove (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223236084.8U CN218633510U (en) | 2022-12-02 | 2022-12-02 | Novel anti-loosening structure of generator stator slot wedge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223236084.8U CN218633510U (en) | 2022-12-02 | 2022-12-02 | Novel anti-loosening structure of generator stator slot wedge |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218633510U true CN218633510U (en) | 2023-03-14 |
Family
ID=85453345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202223236084.8U Active CN218633510U (en) | 2022-12-02 | 2022-12-02 | Novel anti-loosening structure of generator stator slot wedge |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218633510U (en) |
-
2022
- 2022-12-02 CN CN202223236084.8U patent/CN218633510U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111656649B (en) | Supporting device consisting of support ring and star disk for rotor of externally excited inner rotor synchronous motor | |
CA1177869A (en) | Dynamoelectric machine stator wedges and method | |
US3990029A (en) | Insulated windings provided with a mould releasing material | |
US4633574A (en) | Method for securing conductor bar in machine slot while closing slot | |
CN218633510U (en) | Novel anti-loosening structure of generator stator slot wedge | |
CN111512518A (en) | Rotor or stator assembly with permanent magnets | |
US4469971A (en) | Stator slot wedge assembly with axial spring retainer | |
DE102022106186A1 (en) | ELECTRIFIED VEHICLE HAVING A STATOR OF A GROOVE POCKET ELECTRICAL MACHINE | |
KR20190140046A (en) | Electric motors for use in pressurized fluid environments | |
US4710664A (en) | Space block control means for dynamoelectric machine | |
CA2191163C (en) | Stretchable coil wrapper for a dynamoelectric machine | |
US4184091A (en) | Oppositely directed slotting wedges for retaining the winding of an electric machine stator | |
US6188158B1 (en) | Self-locking retaining member for use in a dynamoelectric device | |
CN106487141A (en) | Armature for electric rotating machine | |
US20230134509A1 (en) | Electrified vehicle having electric machine stator with embedded wire support overmold | |
US4475052A (en) | Air gap winding rotating electric machine | |
US9825500B2 (en) | Planar-ended ripple spring and hardened stator bar armor | |
US6566780B2 (en) | Rotary electric machine having reinforcing ring on armature | |
JPS5826546A (en) | Slip ring unit | |
WO2016078933A2 (en) | Winding head support | |
US20240128823A1 (en) | Stator assembly for use in motor and assembly method therefor, and motor | |
CN220628991U (en) | Insulating end plate assembly | |
CN217159391U (en) | Novel rotor punching sheet and corresponding motor rotor | |
EP3855603B1 (en) | Elastic-locking winding carrier for preformed coil assemblies of an electric motor | |
JP2017103987A (en) | Motor coil structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |