CN218633512U - Stator winding outgoing line connecting structure - Google Patents
Stator winding outgoing line connecting structure Download PDFInfo
- Publication number
- CN218633512U CN218633512U CN202222706633.7U CN202222706633U CN218633512U CN 218633512 U CN218633512 U CN 218633512U CN 202222706633 U CN202222706633 U CN 202222706633U CN 218633512 U CN218633512 U CN 218633512U
- Authority
- CN
- China
- Prior art keywords
- cable
- layer
- stator winding
- semi
- insulating
- 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 cable connection, and discloses a stator winding outgoing line connection structure, which comprises a cable part, a motor bar, a connecting part and an insulating part, wherein the cable part comprises a wire core, an insulating layer, a semi-conducting layer, a metal shielding layer and an outer sheath from inside to outside; the two ends of the connecting piece are respectively sleeved with the motor wire bar and the wire core; the cable comprises a cable piece, a core, an insulating layer, a semi-conducting layer, a metal shielding layer and an outer sheath, wherein the core, the insulating layer, the semi-conducting layer, the metal shielding layer and the outer sheath are exposed out of one end of the cable piece in sequence; a semi-conductive self-adhesive tape is covered between the exposed metal shielding layer and the semi-conductive layer; the cable piece is fixed with a grounding wire, one end of the grounding wire is fixed on the exposed metal shielding layer, and the other end of the grounding wire extends from the outer sheath; the insulating part covers the connecting part, the connecting part of the cable part and the connecting part of the motor bar and the connecting part. The utility model discloses technical scheme aims at realizing that linear electric motor's stator winding is qualified for the next round of competitions middle flexible cable line connection and the connection of neutral point confluence device of bar copper.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to stator winding connection structure that is qualified for next round of competitions.
Background
At present, flexible tinned fine copper wire flexible cables are adopted for connecting stator winding outgoing line interphase connection and neutral point convergence devices of large linear motors, transition connection between square outgoing copper bars and flexible cables is solved, conductor through-flow performance and ground insulation performance of connection points are guaranteed, multi-frequency intermittent large current impact is resisted, good waterproof sealing performance is achieved, and at present, unified guiding processes and technologies are not provided for interphase connection and neutral point convergence device connection of linear motors.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stator winding connection structure of being qualified for next round of competitions, the middle flexible cable line connection and the neutral point collection flow device's of the stator winding copper bar connection that aims at realizing linear electric motor.
In order to achieve the above object, the present invention provides a stator winding outgoing line connection structure, which includes a cable, a motor bar, a connection member, and an insulation member, wherein the cable includes a wire core, an insulation layer, a semi-conductive layer, a metal shielding layer, and an outer sheath from inside to outside; the two ends of the connecting piece are respectively sleeved with the motor wire rod and the wire core;
the wire core, the insulating layer, the semi-conducting layer, the metal shielding layer and the outer sheath are exposed in sequence from one end of the cable piece; a semi-conductive self-adhesive tape is covered between the exposed metal shielding layer and the semi-conductive layer;
a grounding wire is fixed on the cable piece, one end of the grounding wire is fixed on the exposed metal shielding layer, and the other end of the grounding wire extends from the outer sheath;
the insulating part covers the connecting part, the connecting part of the cable part and the connecting part of the motor bar and the connecting part.
In some embodiments of the present invention, a first opening and a second opening are respectively formed at two ends of the connecting member, a radial cross section of the first opening is rectangular, and a radial cross section of the second opening is circular; the cable piece is embedded in the second opening, and the motor bar is embedded in the second opening.
In some embodiments of the present invention, the stator winding outgoing line connection structure further includes a constant force spring;
the constant force spring is hooped on the peripheral side of the grounding wire and sleeved on the metal shielding layer.
In some embodiments of the present invention, the stator winding outgoing line connection structure further includes a cold-shrink insulating tube, the cold-shrink insulating tube is sleeved on the outer peripheral side of the insulating layer, and covers the connecting member.
In some embodiments of the present invention, the insulating member includes a semi-conductive self-adhesive tape, an insulating self-adhesive tape, and a layer of temperature-resistant sealant, which are sequentially sleeved from inside to outside.
In some embodiments of the present invention, the cold-shrink insulating tube is a shed-shaped silicon rubber insulating structure.
In some embodiments of the present invention, the cold-shrink terminal body of the cable member is provided with a stress cone.
The utility model discloses technical scheme, through setting up the ground connection processing that the earth connection realized the cable spare, through to realizing the electrically conductive connection between cable spare and the motor bar through the connecting piece, establish the firm electrically conductive connection between realizing cable spare and the electrically conductive piece through the lid of connecting piece simultaneously, improve the stability of electrically conductive connection, further through setting up the insulating part to the motor bar, the cover sealing connection of cable spare and connecting piece, realize connecting inside and external environment and keep apart, further improve stator winding outlet connection structure's leakproofness and insulating nature.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of the cable member of the present invention;
FIG. 2 is a schematic structural view of the connector of the present invention;
fig. 3 is the structure schematic diagram of the stator winding outgoing line connection structure of the present invention.
The reference numbers illustrate:
100. a cable member; 110. an outer sheath; 120. a metal shielding layer; 130. a semiconducting layer; 140. an insulating layer; 150. an electric core; 160. a motor wire bar; 300. a connecting member; 310. a first opening; 320. a second opening; 400. a ground line; 500. a constant force spring; 600. a cold-shrink insulating tube; 700. an insulating member;
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that 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 skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions in the present application related to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of technical features indicated are implicitly being indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, it should be considered that the combination of the technical solutions does not exist, and is not within the protection scope of the present invention.
The utility model provides a stator winding connection structure that is qualified for next round of competitions, stator winding connection structure that is qualified for next round of competitions includes cable spare 100, motor bar 160, connecting piece 300 and insulating part 700, and cable spare 100 includes sinle silk, insulating layer 140, semi-conducting layer 130, metallic shield 120 and oversheath 110 from inside to outside; the two ends of the connecting piece 300 are respectively sleeved with the motor wire bar 160 and the wire core;
from one end of the cable member 100, the core, the insulating layer 140, the semiconductive layer 130, the metallic shield layer 120, and the outer jacket 110 are exposed in sequence; a semi-conductive self-adhesive tape is covered between the exposed metal shielding layer 120 and the semi-conductive layer 130;
the cable member 100 is fixed with a grounding wire 400, one end of the grounding wire 400 is fixed on the exposed metal shielding layer 120, and the other end of the grounding wire 400 extends from the outer sheath 110; grounding of the cable member 100 is achieved by the grounding wire 400.
Based on the stator winding connection structure that is qualified for next round of competitions of above-mentioned technical characteristics, realize the ground connection processing of cable spare 100 through setting up earth connection 400, through to realizing the conductive connection between cable spare 100 and motor bar 160 through connecting piece 300, establish through the lid of connecting piece 300 simultaneously and realize the firm conductive connection between cable spare 100 and the conductive part, improve conductive connection's stability, further through setting up the insulating part 700 to motor bar 160, the cover sealing connection of cable spare 100 and connecting piece 300, realize connecting inside and external environment and keep apart, further improve stator winding connection structure's leakproofness and insulating nature of being qualified for the next round of competitions.
Specifically, two ends of the connecting member 300 are respectively provided with a first opening 310 and a second opening 320, the radial section of the first opening 310 is rectangular, and the radial section of the second opening 320 is circular; the cable piece 100 is embedded in the second opening 320, and the motor bar 160 is embedded in the second opening 320; the connection stability of the cable piece 100 and the motor bar 160 and the connecting piece 300 is improved through the special-shaped structure, the connection with the connecting piece 300 is achieved through compression connection, the tight and reliable current capacity of connection is guaranteed, and the motor bar 160 and the battery core 150 are fixedly connected.
Further, the stator winding outlet wire connecting structure further comprises a constant force spring 500; the constant force spring 500 is tightly hooped on the outer peripheral side of the grounding wire 400 and is sleeved on the metal shielding layer 120; the grounding wire 400 is fixedly sleeved through the constant force spring 500, so that the connection stability is improved
The stator winding outgoing line connecting structure further comprises a cold-shrink insulating tube 600, wherein the cold-shrink insulating tube 600 is sleeved on the outer peripheral side of the insulating layer 140 and covers the connecting piece 300; the connection stability of the connection position of the cable member 100 and the connection member 300 is further improved, and the insulation effect is improved.
Specifically, the insulating member 700 includes a semi-conductive self-adhesive tape, an insulating self-adhesive tape and a layer of temperature-resistant sealant, which are sequentially sleeved from inside to outside; the sealing performance and the temperature resistance of the connecting piece 300 and the joints of the two ends and the outside are improved, and the stability of the connecting mechanism is further improved.
In this embodiment, the cold-shrink insulating tube 600 is an umbrella skirt-shaped silicon rubber insulating structure, so as to ensure electrical insulation and flashover prevention of the connection structure.
In some embodiments of the present invention, the shrinkage terminal body of the cable member 100 is provided with a stress cone, and the stress cone extends through the cut-off portion of the insulating layer 140, so that the electric potential forms a horn shape, the electric field distribution of the insulating and shielding layer is improved, and the possibility of corona generation is reduced.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. The stator winding outgoing line connecting structure is characterized by comprising a cable piece, a motor bar, a connecting piece and an insulating piece, wherein the cable piece comprises a wire core, an insulating layer, a semi-conducting layer, a metal shielding layer and an outer sheath from inside to outside; the two ends of the connecting piece are respectively sleeved with the motor wire rod and the wire core;
the wire core, the insulating layer, the semi-conducting layer, the metal shielding layer and the outer sheath are exposed in sequence from one end of the cable piece; a semi-conductive self-adhesive tape is covered between the exposed metal shielding layer and the semi-conductive layer;
a grounding wire is fixed on the cable piece, one end of the grounding wire is fixed on the exposed metal shielding layer, and the other end of the grounding wire extends from the outer sheath;
the insulating part covers the connecting part, the connection part of the cable part and the connecting part and the connection part of the motor bar and the connecting part.
2. The stator winding outgoing line connecting structure according to claim 1, wherein a first opening and a second opening are respectively formed at both ends of the connecting member, a radial cross section of the first opening is rectangular, and a radial cross section of the second opening is circular; the cable piece is embedded in the second opening, and the motor bar is embedded in the second opening.
3. The stator winding outlet connection of claim 1, further comprising a constant force spring;
the constant force spring is hooped on the peripheral side of the grounding wire and sleeved on the metal shielding layer.
4. The stator winding outlet connection structure of claim 3, further comprising a cold-shrink insulating tube sleeved on an outer circumferential side of the insulating layer and covering the connector.
5. The stator winding outgoing line connection structure of claim 1, wherein the insulation member includes a semi-conductive self-adhesive tape, an insulation self-adhesive tape, and a layer of temperature-resistant sealant, which are sequentially sleeved from inside to outside.
6. The stator winding outlet connection structure of claim 4, wherein the cold shrink insulating tube is a shed-shaped silicon rubber insulating structure.
7. The stator winding outlet connection of claim 1, wherein the cold-shrink terminal body of the cable member is provided with a stress cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222706633.7U CN218633512U (en) | 2022-10-14 | 2022-10-14 | Stator winding outgoing line connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222706633.7U CN218633512U (en) | 2022-10-14 | 2022-10-14 | Stator winding outgoing line connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218633512U true CN218633512U (en) | 2023-03-14 |
Family
ID=85469978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222706633.7U Active CN218633512U (en) | 2022-10-14 | 2022-10-14 | Stator winding outgoing line connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218633512U (en) |
-
2022
- 2022-10-14 CN CN202222706633.7U patent/CN218633512U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9960530B2 (en) | Terminal connection device for a power cable | |
| CN108429022B (en) | Structure of connection portion between conductive paths and wire harness | |
| JPH0715310Y2 (en) | Terminated high voltage cable | |
| WO2013077462A1 (en) | High voltage conductive wire and wire harness | |
| EP0920102A1 (en) | Outer protection with shield-break for high-voltage cable joint | |
| CN219286825U (en) | Charging harness | |
| US8866014B2 (en) | Dead front cable terminal with isolated shield | |
| CN218633512U (en) | Stator winding outgoing line connecting structure | |
| JP4313881B2 (en) | Insulated busbar connection structure | |
| JPH10112958A (en) | Terminal box of electric equipment | |
| US3860741A (en) | Stress cone | |
| WO2013112219A1 (en) | Neutral bus for a neutral bar | |
| CN214314500U (en) | Grounding structure of cable terminal | |
| EP2710683B1 (en) | Dead front cable terminal with isolated shield | |
| CN219677582U (en) | 10kV cable switch connector | |
| JPH04255682A (en) | Shielding cable and terminal structure therefor | |
| CN214673252U (en) | Lightning wire providing additional grounding mode | |
| CN220543642U (en) | High-voltage coaxial cable terminal | |
| CN217469131U (en) | Ring main unit extension branch high-voltage bus connector | |
| CN115579656A (en) | Method for connecting copper bars for outgoing lines of stator windings of large linear motors | |
| CN214204908U (en) | Sealing structure of oil-filled cable terminal | |
| JP2728405B2 (en) | Cable line structure for low-voltage trunk line | |
| CN218770410U (en) | Separable connector for offshore wind turbine | |
| JPH0323791Y2 (en) | ||
| JPH0743907Y2 (en) | Gas switch for underground power distribution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |