CN206743016U - High sealing submersible motor - Google Patents
High sealing submersible motor Download PDFInfo
- Publication number
- CN206743016U CN206743016U CN201720504871.6U CN201720504871U CN206743016U CN 206743016 U CN206743016 U CN 206743016U CN 201720504871 U CN201720504871 U CN 201720504871U CN 206743016 U CN206743016 U CN 206743016U
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- China
- Prior art keywords
- case
- magnet steel
- casing
- main shaft
- bearing bracket
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- Expired - Fee Related
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Abstract
A kind of high sealing submersible motor, there is waterproof, moistureproof, it includes casing（1）, drive end bearing bracket（4）And rear end cap（6）It is connected with casing sealing, main shaft（7）One end stretched out from drive end bearing bracket, be fixedly provided with the magnet steel of plate-like in the external part of main shaft（12）, magnet steel case made of a nonmetallic materials（13）Cover, contactless between magnet steel and case, oral area and the drive end bearing bracket of case are tightly connected, the magnetic conductor of a plate-like（15）, relative with magnet steel across the end face of case, magnetic conductor is fixedly attached to output shaft（16）On, the support housing of a tubbiness（14）Bottom surface be provided with 3rd bearing（17）, output shaft stretched out from 3rd bearing, and the oral area of housing is fixedly connected with casing.It is characterized in, case closes magnet steel and main shaft, and water, moisture can not enter in motor along main shaft；Contactless between magnet steel and case, case will not wear, and effectively maintain the sealing property and security performance of motor.
Description
Technical field
A kind of submersible motor is the utility model is related to, it includes casing, stator, rotor and drive end bearing bracket, in the master of rotor
Seal is provided between axle and drive end bearing bracket.
Background technology
Submersible motor works under water, and to prevent motor entering water, the casing sealing of the forward and backward end cap and motor of motor connects
Connect, the main shaft of motor stretches out from drive end bearing bracket, seal is provided between main shaft and drive end bearing bracket, main shaft is when rotating with sealing
Part produces friction, and seal can be worn, and is also to ensure safety for protection motor, it is necessary to running check seal whether leak,
This makes troubles to use.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of high sealing submersible motor, in the high sealing submersible motor
In, friction is not present between seal and main shaft, can effectively keep sealing property.
The technical solution of the utility model is a kind of high sealing submersible motor, and it includes casing 1, is pressed into casing
Stator 2, the rotor 3 in stator, drive end bearing bracket 4 and rear end cap 6 are connected with casing sealing, and one end of main shaft 7 is from drive end bearing bracket
Stretch out, the other end of main shaft 7 is enclosed in casing by rear end cap, it is characterized in that the end of the external part of main shaft is fixedly provided with disk
The magnet steel 12 of shape, magnet steel case 13 made of a nonmetallic materials cover, contactless between magnet steel and case, the oral area of case
It is tightly connected with drive end bearing bracket, the magnetic conductor 15 of a plate-like, relative with magnet steel across the end face of case, magnetic conductor is fixedly attached to
On output shaft 16, the bottom surface of the support housing 14 of a tubbiness is provided with 3rd bearing 17, and output shaft stretches out from 3rd bearing, shell
The oral area of body is fixedly connected with casing.
The characteristics of the utility model is that case is sealedly connected on drive end bearing bracket, and magnet steel and main shaft are closed, when motor soaks
When entering in water, water can not enter in motor along main shaft；Magnet steel under the magnetic field force effect of magnet steel, is led with main axis during work
Magnet drives output shaft rotation；Contactless between magnet steel and case, case will not wear, and effectively maintain the water proofing property of motor
Energy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Accompanying drawing mark represents respectively：1- casings, 2- stators, 3- main shafts, 4- drive end bearing brackets, 5- sealing gaskets, 6- rear end caps, 7- master
Bearing box after axle, 8- clutch shaft bearings, 8 '-second bearing, 9-, 10- sealing sleeve pipes, 11- water-proof cables, 12- magnet steel, 13- cases,
14- support housings, 15- magnetic conductors, 16- output shafts, 17- 3rd bearings, 18- collars, the 19- magnetic lines of force.
Embodiment
In conjunction with brief description of the drawings specific embodiment of the present utility model.
A kind of high sealing submersible motor, it includes casing 1, the stator being pressed into casing 2, the rotor 3 in stator,
Drive end bearing bracket 4 is connected by sealing gasket 5 with casing；Rear end cap can be connected by sealing gasket with casing, and rear end cap also can be whole with casing
Body is formed, and as rear end cap is hermetically welded on casing or cast form, is formed entirety with casing, can so be simplified processing work
Sequence；One end of main shaft 7 is stretched out from drive end bearing bracket, clutch shaft bearing 8 is provided between main shaft and drive end bearing bracket, the other end of main shaft 7 is with after
Second bearing 8 ' is provided between end cap, the other end of main shaft 7 is enclosed in casing by the bearing box 9 of second bearing 8 '；Anti- water power
Cable 11 is connected through the lead of rear end cap and stator winding, and sealing sleeve pipe 10 is provided between water-proof cable and rear end cap.It is so electric
The leakage position of machine is limited in one end of main shaft（The external part of main shaft）Position.
The magnet steel 12 of plate-like is fixedly provided with the end of the external part of main shaft, magnet steel covers made of a nonmetallic materials
Shell 13 covers, and described nonmetallic materials are polytetrafluoroethylene (PTFE) or engineering plastics, contactless between magnet steel and case, the mouth of case
Portion is tightly connected with drive end bearing bracket, and its mode being tightly connected can be：The oral area for extending Single port case on drive end bearing bracket is matched somebody with somebody
It is enclosed on the port of drive end bearing bracket with closing, by sealing gemel connection between case and the port of drive end bearing bracket；Can also be in case oral area
Extend a flange, the flange is bolted on the end face of drive end bearing bracket, in-between provided with sealing gasket.
Described magnet steel is plate-like, and magnetic steel sleeve is provided with pin on main shaft between magnet steel and main shaft；On the end face of magnet steel
Provided with recess, two magnetic poles of the lug boss of the both sides of recess, respectively magnet steel；The magnetic conductor 15 of one plate-like, magnetic conductor is by low-carbon
Steel material is made, and magnetic conductor is relative with magnet steel across the end face of case, and magnetic conductor is fixedly attached on output shaft 16, a tubbiness
The bottom surface of support housing 14 be provided with the bearing box for accommodating 3rd bearing 17, output shaft stretches out from 3rd bearing, housing
Oral area is fixedly connected with casing；To prevent output shaft from axial float occurs, collar 18 is provided with the stretching of output shaft.
To reduce the length of air gap, the axial gap between described magnet steel and case is 0.1mm, between magnet steel and case
Radial clearance be 0.2-0.5mm, the gap between magnetic conductor and case is also 0.1mm, and the thickness of shell of case is 0.2mm,
Case it is cylindrical on be provided with a plurality of reinforcement vertically（It is to draw in accompanying drawing）To improve the intensity of case.
The path of the magnetic line of force 19 of magnet steel as shown in phantom in fig. 1, if the big ring body on magnet steel is N poles, on magnet steel
Small ring body is S poles, and the magnetic line of force enters magnetic conductor from N poles through case end face, then enters S poles from magnetic conductor through case；When magnet steel turns
When dynamic, magnetic force line cutting magnetic conductor, induced-current forms electromagnetic force in magnetic conductor, and magnetic conductor is with magnet steel in the presence of electromagnetic force
Rotate, the output shaft being connected with magnetic conductor can be with dynamic load.
When motor enter water in when, due to case by the external part of magnet steel and main shaft close, water will not enter motor in；Magnetic
Steel is contactless with case when rotating, and case can effectively be kept without abrasion, sealing property.
Claims (3)
1. a kind of high sealing submersible motor, it includes casing（1）, the stator being pressed into casing（2）, the rotor in stator
（3）, drive end bearing bracket（4）And rear end cap（6）It is connected with casing sealing, main shaft（7）One end stretched out from drive end bearing bracket, main shaft it is another
End is enclosed in casing by rear end cap, it is characterized in that, the end of the external part of main shaft is fixedly provided with the magnet steel of plate-like（12）, magnetic
Steel case made of a nonmetallic materials（13）Cover, contactless between magnet steel and case, the oral area and drive end bearing bracket of case are close
Envelope connection, the magnetic conductor of a plate-like（15）, relative with magnet steel across the end face of case, magnetic conductor is fixedly attached to output shaft
（16）On, the support housing of a tubbiness（14）Bottom surface be provided with 3rd bearing（17）, output shaft stretches out from 3rd bearing, shell
The oral area of body is fixedly connected with casing.
2. high sealing submersible motor according to claim 1, it is characterized in that, between the axial direction between described magnet steel and case
Gap is 0.1mm, and the gap between magnetic conductor and case is 0.1mm, and the thickness of shell of case is 0.2mm, case it is cylindrical on
A plurality of reinforcement is provided with vertically.
3. high sealing submersible motor according to claim 1 or 2, it is characterized in that rear end cap is integral structure with casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720504871.6U CN206743016U (en) | 2017-05-09 | 2017-05-09 | High sealing submersible motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720504871.6U CN206743016U (en) | 2017-05-09 | 2017-05-09 | High sealing submersible motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206743016U true CN206743016U (en) | 2017-12-12 |
Family
ID=60564258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720504871.6U Expired - Fee Related CN206743016U (en) | 2017-05-09 | 2017-05-09 | High sealing submersible motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206743016U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106961176A (en) * | 2017-05-09 | 2017-07-18 | 泰州市姜堰德力电机有限公司 | High sealing submersible motor |
| CN108512343A (en) * | 2018-06-15 | 2018-09-07 | 博远机电（嘉兴）有限公司 | Permanent magnet motor and immersible pump |
-
2017
- 2017-05-09 CN CN201720504871.6U patent/CN206743016U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106961176A (en) * | 2017-05-09 | 2017-07-18 | 泰州市姜堰德力电机有限公司 | High sealing submersible motor |
| CN108512343A (en) * | 2018-06-15 | 2018-09-07 | 博远机电（嘉兴）有限公司 | Permanent magnet motor and immersible pump |
| CN108512343B (en) * | 2018-06-15 | 2023-12-01 | 博远机电（嘉兴）有限公司 | Permanent magnet motor and submersible pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 225500 Xingjiang Road No. 35, modern science and Technology Industrial Park, Jiangyan District, Taizhou, Jiangsu Patentee after: Deli Motor Co., Ltd. Address before: 225500 Xingjiang Road No. 35, modern science and Technology Industrial Park, Jiangyan District, Taizhou, Jiangsu Patentee before: Taizhou Jiangyan Deli Motor Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20210509 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |