CN217469650U - Motor wire outlet structure - Google Patents
Motor wire outlet structure Download PDFInfo
- Publication number
- CN217469650U CN217469650U CN202220351090.9U CN202220351090U CN217469650U CN 217469650 U CN217469650 U CN 217469650U CN 202220351090 U CN202220351090 U CN 202220351090U CN 217469650 U CN217469650 U CN 217469650U
- Authority
- CN
- China
- Prior art keywords
- motor
- wire
- casing
- winding stator
- insulated wire
- 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
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a motor outlet structure, the winding stator is arranged in the installation cavity, n threading holes are arranged on the casing of the motor, an insulated wire and a sealing structure are respectively arranged at each threading hole, n outgoing lines on the winding stator are connected with one end of the insulated wire at the n threading holes in a one-to-one correspondence manner, the other end of the insulated wire at the n threading holes extends out of the casing and is directly connected with an external power supply, potting resin is filled in the installation cavity, the connection parts of the n outgoing lines of the winding stator and the n insulated wires are all coated by the potting resin, and an insulating pressing plate is fixed on the casing of the motor through a fastener to ensure that the sealing structure at each threading hole is compressed to generate deformation; the advantage has high protection level and high reliability, can use in the higher operating mode of protection requirement and the application that has strict requirement to the gas tightness, and simple structure, and whole volume is less, does benefit to the utilization of installation and space, has reduced the motor cost.
Description
Technical Field
The utility model relates to a lead-out structure especially relates to a motor lead-out structure.
Background
The motor typically needs to be powered by an external power source. Currently, a power line of the motor is usually led out to the outside of the motor through an outlet structure and then is connected with an external power supply. The existing motor wire outlet structure generally comprises a junction box, a wiring terminal block and a winding stator, wherein the winding stator is used for winding each power supply connecting wire of a motor to form a leading-out wire to be led out, the wiring terminal block is arranged inside an installation junction box, the junction box is positioned outside a shell of the motor and fixed on the shell of the motor, a threading hole is formed in the shell of the motor, each leading-out wire on the winding stator extends out of the threading hole and then enters the inside of the junction box, and is fixedly connected to the wiring terminal block, and the motor can be connected into an external power supply through the wiring terminal block. In order to meet the protection requirement of the motor, sealing gaskets are respectively arranged between the junction box and the shell and at the gaps of the junction box, and waterproof joints are also required to be arranged at the leading-in positions of the outgoing lines on the winding stator on the junction box. Therefore, the existing motor outlet structure is easy to cause protection failure due to more parts needing protection, has low protection grade and reliability, is not beneficial to being used in working conditions with higher protection requirements, and particularly cannot be completely met in application fields with strict requirements on air tightness, such as a motor matched with a vacuum pump; in addition, the existing motor outlet structure has the disadvantages of more parts, complex structure, large size of the junction box, inconvenience for installation and space utilization, and high motor cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a motor outlet structure with high protection level and high reliability is provided, can use in the higher operating mode of protection requirement and the application that has strict requirement to the gas tightness, and simple structure, whole volume is less, does benefit to the utilization in installation and space, can reduce motor cost.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a motor wire outlet structure comprises a winding stator for winding each power supply connecting wire of a motor to form a corresponding outgoing wire to be led out, wherein the number of the power supply connecting wires of the motor is recorded as n, the number of the outgoing wires on the winding stator is also n, a mounting cavity is arranged in a casing of the motor, the winding stator is arranged in the mounting cavity, a casing of the motor is provided with n wire through holes, each wire through hole is respectively provided with an insulated wire and a sealing structure, the sealing structure at each wire through hole is used for sealing the insulated wire arranged at the wire through hole and the casing, one end of each insulated wire stretches into the mounting cavity, the n outgoing wires on the winding stator are correspondingly connected with one ends of the insulated wires at the n wire through holes one by one, and the other ends of the insulated wires at the n wire through holes stretch out of the casing to be directly connected with an external power supply, potting resin is filled in the mounting cavity, gaps of the mounting cavity are filled with the potting resin, and the joints of the n outgoing lines of the wound stator and the n insulated wires are all coated by the potting resin; the n threading holes are arranged at intervals along one line, the motor wire outlet structure further comprises an insulating pressing plate, the insulating pressing plate is located on the outer side of the n threading holes, the n insulating wires respectively penetrate out of the insulating pressing plate, and the insulating pressing plate is fixed on the shell of the motor through a fastening piece so that the sealing structure at each threading hole is pressed to deform.
The sealing structure is any one of a rubber ring, a sealing rope and graphite packing.
Compared with the prior art, the utility model has the advantages that the installation cavity is arranged in the casing of the motor, the winding stator is arranged in the installation cavity, the casing of the motor is provided with n threading holes, each threading hole is respectively provided with an insulated wire and a sealing structure, the sealing structure of each threading hole is used for sealing the insulated wire arranged at the position of the sealing structure and the casing, one end of each insulated wire extends into the installation cavity, n outgoing wires on the winding stator are correspondingly connected with one end of the insulated wire at the n threading holes one by one, the other ends of the insulated wires at the n threading holes extend out of the casing and are directly connected with an external power supply, the installation cavity is filled with potting resin, gaps of the installation cavity are filled with the potting resin, the joints of the n outgoing wires of the winding stator and the n insulated wires are all coated by the potting resin, and the n threading holes are arranged at intervals along one line, the motor wire outlet structure also comprises an insulating pressing plate, the insulating pressing plate is positioned outside the n threading holes, the n insulating wires respectively penetrate out of the insulating pressing plate, the insulating pressing plate is fixed on the shell of the motor through a fastener to enable the sealing structure at each threading hole to be compressed and deformed, the motor wire outlet structure is realized only through the matching of the insulating wires, the sealing structures and the threading holes, the number of used devices is small, the structure is simple, the whole volume is small, the installation and the space utilization are facilitated, the motor cost and the volume are reduced, the sealing between the insulating wires and the shell is realized by compressing and deforming the sealing rings after the insulating pressing plate is connected with the shell through the fastener, the protection grade of the motor can reach IP67, the motor wire outlet structure is stable and reliable, the encapsulating resin is filled in the installation cavity, and the joints of the outgoing wires and the insulating wires on the winding stator are full of the encapsulating resin, the motor outlet can meet the protection requirement of 0.6MPa air tightness, so that the motor can be used in the working condition with higher protection requirement and the application field with strict requirement on air tightness.
Drawings
Fig. 1 is a cross-sectional view of the motor outlet structure of the present invention along the axial direction of the motor;
fig. 2 is the utility model discloses a radial cross-sectional view of motor is followed to motor outlet structure.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example (b): as shown in figures 1 and 2, a motor wire outlet structure comprises a winding stator 2 for winding each power supply connecting wire of a motor to form a corresponding outgoing wire 1, the number of the power supply connecting wires of the motor is n, the number of the outgoing wires 1 on the winding stator 2 is also n, a mounting cavity is arranged in a casing 3 of the motor, the winding stator 2 is arranged in the mounting cavity, n wire through holes are arranged on the casing 3 of the motor, an insulated wire 4 and a sealing structure 5 are respectively arranged at each wire through hole, the sealing structure 5 at each wire through hole is used for sealing the insulated wire 4 arranged at the wire through hole and the casing 3, one end of each insulated wire 4 extends into the mounting cavity, the n outgoing wires 1 on the winding stator 2 are correspondingly connected with one end of the insulated wires 4 at the n wire through holes one by one, the other ends of the insulated wires 4 at the n wire through holes extend out of the casing 3 to be directly connected with an external power supply, potting resin 6 is filled in the installation cavity, gaps of the installation cavity are filled with the potting resin 6, and the joints of the n outgoing lines 1 of the wound stator 2 and the n insulated wires 4 are all coated by the potting resin 6; the n threading holes are arranged at intervals along one line, the motor wire outlet structure further comprises an insulating pressing plate 7, the insulating pressing plate 7 is located on the outer side of the n threading holes, the n insulating wires 4 respectively penetrate out of the insulating pressing plate 7, and the insulating pressing plate 7 is fixed on the shell 3 of the motor through a fastener 8 to enable the sealing structure 5 at each threading hole to be compressed to deform.
In this embodiment, the sealing structure 5 is any one of a rubber ring, a sealing rope, and graphite packing.
Claims (2)
1. The utility model provides a motor outlet structure, is including being used for forming the winding stator that corresponding lead-out wire was drawn forth with each power connecting wire coiling of motor, marks the quantity of the power connecting wire of motor as n, the quantity of the lead-out wire on the winding stator also be n, its characterized in that the casing of motor in be provided with the installation cavity, the winding stator setting be in the installation cavity, the casing of motor on be provided with a n through wires hole, every through wires hole department be provided with insulated wire and seal structure respectively, every through wires hole department's seal structure be used for the insulated wire who sets up in its department with the casing between sealed, every insulated wire's one end stretch the installation cavity in, n lead-out wire on the winding stator be connected with the one end one-to-one of the insulated wire of n through wires hole department, the other end of the insulated wire of n through wires hole department all stretches the casing outside with external power source lug connection The mounting cavity is filled with potting resin, gaps of the mounting cavity are filled with the potting resin, and the joints of the n outgoing lines of the wound stator and the n insulated wires are all coated with the potting resin; the n threading holes are arranged at intervals along one line, the motor wire outlet structure further comprises an insulating pressing plate, the insulating pressing plate is located on the outer side of the n threading holes, the n insulating wires respectively penetrate out of the insulating pressing plate, and the insulating pressing plate is fixed on the shell of the motor through a fastening piece so that the sealing structure at each threading hole is pressed to deform.
2. The motor outlet structure according to claim 1, wherein the sealing structure is any one of a rubber ring, a sealing rope and graphite packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220351090.9U CN217469650U (en) | 2022-02-21 | 2022-02-21 | Motor wire outlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220351090.9U CN217469650U (en) | 2022-02-21 | 2022-02-21 | Motor wire outlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217469650U true CN217469650U (en) | 2022-09-20 |
Family
ID=83262954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220351090.9U Active CN217469650U (en) | 2022-02-21 | 2022-02-21 | Motor wire outlet structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217469650U (en) |
-
2022
- 2022-02-21 CN CN202220351090.9U patent/CN217469650U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217469650U (en) | Motor wire outlet structure | |
| CN104167632B (en) | The high voltage withstanding electric connector of a kind of sealed type | |
| CN101212158A (en) | Cable seal structure for submerged motor | |
| CN114552856A (en) | Motor wire outlet structure | |
| CN202159951U (en) | 110 kV high altitude porcelain bushing type cable terminal | |
| CN87207002U (en) | Sealing entrance cable device | |
| CN207834978U (en) | A kind of dry-type capacitance type list flange GIS outlet casing tubes through walls | |
| CN206340403U (en) | Flame proof electromagnet | |
| CN208597014U (en) | A kind of Flame-Proof Three-Phase Induction Motors of high energy efficiency | |
| CN219041309U (en) | Novel oil-immersed pump terminal box seal structure | |
| CN210142950U (en) | High-power servo motor | |
| CN210422707U (en) | Device for outputting built-in power generation power of high-pressure natural gas pipeline | |
| CN207282814U (en) | A kind of high-tension connector terminal | |
| CN113472217A (en) | Outdoor high-voltage safety electricity-taking device | |
| CN201927460U (en) | Low-voltage outgoing line terminal board for traction transformer of electric locomotive | |
| CN213401677U (en) | In-watch sealing connector and watch comprising same | |
| CN214254831U (en) | High-pressure-resistant sealed connector for internal and external connection of equipment | |
| CN220139348U (en) | Novel cable introducing device | |
| CN216016603U (en) | Sealing structure of wire holder of oil-cooled motor | |
| CN212063714U (en) | Waterproof structure of hub motor | |
| CN216086358U (en) | Novel explosion-proof machine temperature measurement cable extraction structure | |
| CN213279344U (en) | High-efficient waterproof dust keeper of motor fixing base | |
| CN209329198U (en) | Screw-type cable terminal | |
| CN221615297U (en) | Precast module inlet wire sheath | |
| CN211089314U (en) | Motor and outlet box thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |