CN216851510U - Novel prevent corona cable fixed knot construct - Google Patents
Novel prevent corona cable fixed knot construct Download PDFInfo
- Publication number
- CN216851510U CN216851510U CN202220470746.9U CN202220470746U CN216851510U CN 216851510 U CN216851510 U CN 216851510U CN 202220470746 U CN202220470746 U CN 202220470746U CN 216851510 U CN216851510 U CN 216851510U
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- China
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- stator
- bracing piece
- stator core
- end hoop
- ligature
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Abstract
The utility model relates to a novel prevent corona cable fixed knot and construct. The utility model discloses a stator core and locate stator end hoop around the stator core, stator core is equipped with stator coil outward, and its characterized in that still includes bracing piece, fixed block, the fixed block welds in stator core, bracing piece detachably connects in the fixed block, it has the wire hole that is used for the cable to be qualified for the next round of competitions to distribute on the bracing piece, between bracing piece and the stator end hoop all be equipped with the ligature rope between stator end hoop and the stator coil, through ligature rope respectively with stator end hoop ligature on the bracing piece, through stator coil ligature on stator end hoop. The utility model discloses compact structure separates the cable through setting up the wire hole at the bracing piece, has avoided the corona because of the contact of different looks cable leads to, has improved motor life.
Description
Technical Field
The utility model relates to a power generation technical field specifically is a novel prevent corona cable fixed knot and construct.
Background
The cables in the high-voltage generator can be out of different phases and collide with each other, and corona can occur among the cables in different phases. In the prior art, a cable is directly tied at the end part of a stator coil, corona is easy to generate, and the generation of corona phenomenon can cause arc light, winding turn-to-turn short circuit, burning damage and the like, or white or yellow powder appears on the insulating surface of a motor, even a plurality of small holes which are damaged by worms are formed on the insulating surface, and the service life of the motor is shortened.
Disclosure of Invention
An object of the utility model is to prevent because the corona that probably appears between the different looks cable on the motor to a novel prevent corona cable fixed knot structure is provided.
The utility model provides a novel prevent corona cable fixed knot and construct, stator end hoop around including stator core and locating stator core, stator core is equipped with stator coil outward, its characterized in that still includes bracing piece, fixed block, the fixed block welds in stator core, bracing piece detachably connects in the fixed block, it has the wire hole that is used for the cable to be qualified for the next round of competitions to distribute on the bracing piece, between bracing piece and the stator end hoop all be equipped with the ligature rope between stator end hoop and the stator coil, through ligature rope respectively with stator end hoop ligature on the bracing piece, through stator coil ligature on stator end hoop.
In an embodiment of the present invention, the bottom of the support rod is further provided with an arc-shaped groove contacting with the stator end hoop, and the upper end of the support rod is provided with a square groove opposite to the arc-shaped groove. Through the arrangement, the stator end hoop is conveniently bound on the supporting rod.
The utility model discloses an in the embodiment, including looks vertically both ends face, its one end face is equipped with first connecting hole, another end face welding and stator core, the bracing piece still is equipped with the second connecting hole, the bracing piece is connected in the fixed block through first connecting hole, second connecting hole and mounting.
In an embodiment of the present invention, the wire holes are uniformly distributed along the length direction of the support rod.
In an embodiment of the present invention, the fixing block is made of an insulating material.
The utility model discloses an in an embodiment, the quantity of fixed block is two, and two fixed blocks weld respectively in stator core both ends.
Compared with the prior art, the technical scheme of the utility model have following advantage:
the utility model discloses compact structure separates the cable through setting up the wire hole at the bracing piece, has avoided the corona because of the contact of different looks cable leads to, has improved motor life.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic view of the novel corona-proof cable fixing structure of the present invention.
Fig. 2 is a schematic view of the supporting rod structure of the present invention.
Fig. 3 is a schematic view of the fixing block structure of the present invention.
Fig. 4 is a schematic cross-sectional view of the stator end hoop of the present invention.
Description of reference numerals: 1. a stator core; 2. a stator end band; 21. a steel ring; 22. high-air permeability mica tapes with less glue; 23. weaving polyester glass fiber yarns; 3. a stator coil; 4. a support bar; 41. a wire outlet hole; 42. a second connection hole; 43. an arc-shaped groove; 44. a square groove; 5. a fixed block; 51. a first connection hole; 6. and a fixing member.
Detailed Description
The invention will be further described with reference to the embodiments shown in the drawings to which:
as shown in fig. 1 to 4, the utility model discloses a novel prevent corona cable fixed knot and construct, stator end hoop 2 around stator core 1 is included and located stator core 1, stator core 1 is equipped with stator coil 3 outward, its characterized in that still includes bracing piece 4, fixed block 5 welds in stator core 1, bracing piece 4 detachably connects in fixed block 5, it has the wire hole 41 that is used for the cable to be qualified for the next round of competitions to distribute on the bracing piece 4, between bracing piece 4 and the stator end hoop 2 all be equipped with the ligature rope between stator end hoop 2 and the stator coil 3, respectively with stator end hoop 2 ligature on bracing piece 4, on stator end hoop 2 through stator coil 3 ligature through the ligature rope, the ligature rope is washing ripples rope.
Specifically, the support rod 4 is of a thin plate structure, the bottom end of the support rod 4 is further provided with an arc-shaped groove 43 contacting with the stator end hoop 2, and the upper end of the support rod 4 is provided with a square groove 44 opposite to the arc-shaped groove 43. Through the arrangement, the stator end hoop 2 is conveniently bound on the support rod 4.
Specifically, the fixing block 5 is an L-shaped structure, and includes two perpendicular end faces, one end face of which is provided with a first connecting hole 51, the other end face of which is welded to the stator core 1, the support rod 4 is further provided with a second connecting hole 42, and the support rod 4 is connected to the fixing block 5 through the first connecting hole 51, the second connecting hole 42 and the fixing member 6. The fixing member 6 is preferably a bolt.
Specifically, the outlet holes 41 are uniformly distributed along the length direction of the support rod 4. The cables are separated by the outlet holes 41 to avoid corona due to contact of different phase cables.
Specifically, the fixing block 5 is made of an insulating material, and is preferably an epoxy 3241 plate.
Specifically, the number of the fixing blocks 5 is two, and the two fixing blocks 5 are welded to two ends of the stator core 1 respectively.
In this embodiment, the stator end hoop comprises a three-layer structure, which is composed of a steel ring 22, a high-permeability mica tape 23 with less glue and a polyester glass fiber interwoven tape 24 from inside to outside.
The utility model discloses a theory of operation is: the fixing block 5 is welded on the stator iron core, the fixing block 5 is connected with the support rod 4 through a bolt, and the support rod 4 is provided with a wire outlet hole 41 for leading out a cable and separating the cable to directly reach the main junction box, so that corona is prevented.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a novel prevent corona cable fixed knot and construct, includes stator core (1) and locates stator end hoop (2) around stator core (1), stator core (1) is equipped with stator coil (3) outward, its characterized in that still includes bracing piece (4), fixed block (5) weld in stator core (1), bracing piece (4) detachably connects in fixed block (5), it has wire hole (41) that are used for the cable to be qualified for the next round of competitions to distribute on bracing piece (4), between bracing piece (4) and stator end hoop (2) all be equipped with the ligature rope between stator end hoop (2) and stator coil (3), through ligature rope respectively with stator end hoop (2) ligature on bracing piece (4), through stator coil (3) ligature on stator end hoop (2).
2. The novel corona-proof cable fixing structure as claimed in claim 1, wherein the supporting rod (4) is a thin plate structure, the bottom end of the supporting rod (4) is further provided with an arc-shaped groove (43) contacting with the stator end hoop (2), and the upper end of the supporting rod (4) is provided with a square groove (44) opposite to the arc-shaped groove (43).
3. The novel corona-proof cable fixing structure as claimed in claim 1, wherein the fixing block (5) is an L-shaped structure, and includes two perpendicular end faces, one end face of the fixing block is provided with a first connecting hole (51), the other end face is welded to the stator core (1), the supporting rod (4) is further provided with a second connecting hole (42), and the supporting rod (4) is connected to the fixing block (5) through the first connecting hole (51), the second connecting hole (42) and the fixing member (6).
4. The novel corona-proof cable fixing structure as claimed in claim 1, wherein the wire outlets (41) are uniformly distributed along the length of the supporting rod (4).
5. The novel corona-proof cable fixing structure as claimed in claim 1, wherein the fixing block (5) is made of insulating material.
6. The novel corona-proof cable fixing structure as claimed in claim 1, wherein the number of the fixing blocks (5) is two, and the two fixing blocks (5) are welded to two ends of the stator core (1), respectively.
7. The novel corona resistant cable securing structure as claimed in claim 1, wherein said binding cord is a polyester cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220470746.9U CN216851510U (en) | 2022-03-03 | 2022-03-03 | Novel prevent corona cable fixed knot construct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220470746.9U CN216851510U (en) | 2022-03-03 | 2022-03-03 | Novel prevent corona cable fixed knot construct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216851510U true CN216851510U (en) | 2022-06-28 |
Family
ID=82093664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220470746.9U Active CN216851510U (en) | 2022-03-03 | 2022-03-03 | Novel prevent corona cable fixed knot construct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216851510U (en) |
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2022
- 2022-03-03 CN CN202220470746.9U patent/CN216851510U/en active Active
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