CN209217836U - A kind of motor for submerged pump of long-life - Google Patents
A kind of motor for submerged pump of long-life Download PDFInfo
- Publication number
- CN209217836U CN209217836U CN201821994213.0U CN201821994213U CN209217836U CN 209217836 U CN209217836 U CN 209217836U CN 201821994213 U CN201821994213 U CN 201821994213U CN 209217836 U CN209217836 U CN 209217836U
- Authority
- CN
- China
- Prior art keywords
- casing
- segment
- slot
- motor
- rotor
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of motor for submerged pump of long-life, including casing, the inside of casing are equipped with shaft, and shaft is equipped with rotor；Shaft is segmental structure, including the first segment being located in casing and the second segment being exposed to outside casing；First segment is made of the 45# steel of modifier treatment, and second segment 304 is made of stainless steel material, and first segment is connected with second segment by carbon-dioxide arc welding；Rotor is overrided to form by rotor punching；Multiple rotor slots circumferentially are uniformly distributed with 15 ° of intervals on rotor punching, rotor slot is divided into double round bottomed vessels and T-slot, and there are two double round bottomed vessels for tool between two neighboring T-slot；T-slot is made of circumferentially arcuate slot and radial straight trough；The length of radial straight trough is greater than the length of double round bottomed vessels；Cast aluminium conducting bar is equipped in radial straight trough and double round bottomed vessels；Cast aluminium conducting bar is not provided in circumferentially arcuate slot.The utility model is structurally reasonable, is designed by the shaft and special rotor punching of segmented, under the premise of guaranteeing motor delivery efficiency, effectively extends the service life of motor.
Description
Technical field
The utility model relates to motor fields, and in particular to a kind of motor for submerged pump of long-life.
Background technique
Submersible pump is assembled into unit by submersible electric motor and immersible pump, or directly loads onto pump by submersible electric motor axle stretch end
Component forms the product of pump unification, slips into underground or river, river, lake, ocean and other occasion water and works.With volume
It is not required to diversion before small, light-weight, starting, is not limited by suction, is not required to separately set pump house, easy to install and use, reliable performance, price
It is cheap, can investment reduction the advantages that, be widely used in a variety of occasions and use, but motor for submerged pump currently on the market uses the longevity
It orders often shorter.
Motor for submerged pump, will be electric by the rotation of the corresponding component in the case where current field acts on by the motor axis connection pump housing
Rotation mechanical energy can be converted to, and pump housing running is driven by motor shaft.It is existing since immersible pump impregnates in water for a long time in operation
Motor shaft be usually made of common iron, easily form surface corrosion in water, influence the service life of motor.Existing conventional electricity
Machine also uses in order to avoid machine shaft is contacted with outside water and is corroded and carries out motor shaft front end the surface treatment such as to be electroplated, and soaks
The electroplating surface layer that ducks in drink is easy to fall off, therefore antirust time is short, effect is poor；After motor shaft surface treatment, electroplated layer is extremely difficult to
Precisely, uniformly, making the concentricity of whole axis reduces, and easily causes motor oscillating, the same service life for influencing immersible pump.
Meanwhile the key components and parts that the rotor on motor shaft is also motor are set, rotor is superimposed by rotor punching
Form, material, inner circle size, excircle dimension, flute profile size of rotor punching etc. to the energy consumption of motor, working efficiency, noise with
And service life has direct influence.The main function of motor rotor punching sheet is magnetic conduction, fixed coil and heat dissipation.And current city
Motor used in immersible pump on field causes to cause the performance of motor since the structure of its rotor punching is not reasonable
It influences.
Utility model content
To overcome the above-mentioned deficiency in the presence of the prior art, the utility model provides the immersible pump electricity of long-life a kind of
Machine.The utility model is structurally reasonable, is designed by the shaft and special rotor punching of segmented, is guaranteeing motor delivery efficiency
Under the premise of, effectively extend the service life of motor.
The technical solution of the utility model includes: a kind of motor for submerged pump of long-life, including casing, the upper and lower ends point of casing
Not She You upper end cover and lower cover, the inside of casing is equipped with shaft, and shaft is equipped with rotor；The shaft is segmentation knot
Structure, including the first segment being located in casing and the second segment being exposed to outside casing；The first segment by modifier treatment 45# steel
At the second segment is made of 304 stainless steel materials, and the first segment and the second segment are connected by carbon-dioxide arc welding
It connects；The rotor is overrided to form by rotor punching, and shaft hole is equipped among the rotor punching；On the rotor punching circumferentially
Multiple rotor slots are uniformly distributed with 15 ° of intervals, the rotor slot is divided into double round bottomed vessels and T-slot, has between two neighboring T-slot
There are two double round bottomed vessels；The T-slot is made of circumferentially arcuate slot and radial straight trough；The length of the radial direction straight trough is greater than double circles
The length of kerve；Cast aluminium conducting bar is equipped in the radial direction straight trough and double round bottomed vessels；Casting is not provided in the circumferentially arcuate slot
Aluminium conducting bar.
Compared with prior art, the motor for submerged pump of the long-life of the utility model achieves following beneficial technology effect
Fruit:
(1) shaft uses sectional design: segmentation structure both ensure that the output effect of shaft, also improve shaft
Service life；Due to second segment long period of soaking Yu Shuizhong, so stainless steel has outstanding anti-corruption using stainless steel as material
Erosion ability can greatly improve the service life of shaft, and seal first segment in the housing by the 45# steel of modifier treatment
At, 45# hardness of steel is high, and performance is stablized, and economy is high, be as machine shaft output par, c most preferably；Carbon-dioxide protecting
Weldering can to avoid the scaling loss of stainless steel parts alloying element, it is available it is fine and close, without splash, the welding point without internal flaw,
Guarantee the concentricity of shaft and the intensity of junction；
(2) special rotor punching structure: being not provided with cast aluminium conducting bar inside circumferentially arcuate slot, so that heat dissipation channel is formed,
Circumferentially arcuate slot is connected to rotor slot in the Structure Comparison conventional rotors punching for be formed T-slot with radial straight trough and separately divides with heat release hole
The structure of cloth has better heat dissipation effect, and reduces the probability of the damage of cast aluminium conducting bar, and improve rotor uses the longevity
Life, reduces motor temperature rise etc. and is unfavorable for the performance indicator that motor uses.
As optimization, the casing uses the rust-preventing aluminum alloy by T6 heat treatment.Rust-preventing aluminum alloy corrosion resistance is strong, group
Densification is knitted, it is outstanding lightweight material that ingredient performance, which uniformly has the characteristics that intensity is high, plasticity is good, quality of lot is stable,；T6 simultaneously
Heat treatment process can make material obtain higher intensity, enough plasticity and better corrosion resistance, to make casing
With corrosion-resistant, the characteristics of being lightweight and easy to processing.
As optimization, the casing both ends are equipped at intervals with 5 installation screws in 72 °.The structure is easy to implement and can be with
The leakproofness for guaranteeing motor prevents motor inner inlet, increases motor service life.
As optimization, the side of the casing lower end is equipped with terminal box, terminal box casting integrated with casing.By terminal box
With casing in integrated casting, connector cover only need to be tightly connected in terminal box, mutually compared with traditional on casing
Complete terminal box is set, and traditional mounting means, which docks wire box and the leakproofness of casing, high requirement, more easily
Implement and there is better sealing.
As optimization, flange plate is equipped between casing and upper end cover, the flange plate seals casing upper end.To, into
One step improves the leakproofness of motor, extends motor service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the motor for submerged pump of the long-life of the utility model；
Fig. 2 is the B direction view of Fig. 1；
Fig. 3 is the structural schematic diagram of the rotor punching of the utility model.
The label in accompanying drawing is: 1- casing；11- installation screw；12- terminal box；2- upper end cover；3- lower cover；4- shaft；
41- first segment；42- second segment；5- flange plate；6- rotor punching；7- shaft hole；The bis- round bottomed vessels of 8-；9-T type groove；91- circumferential direction arc
Shape slot；92- radial direction straight trough.
Specific embodiment
(embodiment) is further described the utility model with reference to the accompanying drawings and detailed description, but does not make
For the foundation limited the utility model.
As shown in FIG. 1 to 3, a kind of motor for submerged pump of long-life, including casing 1, the upper and lower ends of casing 1 are set respectively
There are upper end cover 2 and lower cover 3, the inside of casing 1 is equipped with shaft 4, and shaft 4 is equipped with rotor；The shaft 4 is segmentation knot
Structure, including the first segment 41 being located in casing and the second segment 42 being exposed to outside casing；The first segment 41 is by modifier treatment
45# steel is made, and (modifier treatment just refers to that quenching increases temperature the dual heat treatment method of tempering), the second segment 42 was stainless by 304
Steel material is made, and the first segment 41 is connected with the second segment 42 by carbon-dioxide arc welding；The rotor is rushed by rotor
Piece 6 is overrided to form, and shaft hole 7 is equipped among the rotor punching 6；Circumferentially uniformly divided with 15 ° of intervals on the rotor punching 6
The multiple rotor slots of cloth, the rotor slot are divided into double round bottomed vessels 8 and T-slot 9, and there are two double round bottoms for tool between two neighboring T-slot 9
Slot 8；The T-slot 9 is made of circumferentially arcuate slot 91 and radial straight trough 92；The length of the radial direction straight trough 92 is greater than double round bottomed vessels
8 length；Cast aluminium conducting bar is equipped in the radial direction straight trough 92 and double round bottomed vessels 8；It is not provided in the circumferentially arcuate slot 91
Cast aluminium conducting bar.
As a specific embodiment: the casing 1 is using the rust-preventing aluminum alloy by T6 heat treatment.1 liang of the casing
End is equipped at intervals with 5 installation screws 101 in 72 °.The structure is easy to implement and can guarantee the leakproofness of motor, prevents motor
Inner inlet.The side of 1 lower end of casing is equipped with terminal box 12, the casting integrated with casing 1 of terminal box 12.Rust-preventing aluminum alloy
Its dense structure, ingredient performance uniformly have the characteristics that intensity is high, plasticity is good, quality of lot is stable, are outstanding lightweight materials；Together
When T6 heat treatment process material can be made to obtain high intensity, enough plasticity and better corrosion resistance；Rustproof aluminum alloy closes
Golden casing is corrosion-resistant, light, and plasticity, only need to be in wiring by terminal box with casing in integrated casting by force to easy to process
Sealed wiring box cover on box is mutually arranged complete terminal box on casing compared with traditional, more easily implements, and has
Better sealing.
As a specific embodiment: being equipped with flange plate 5 between casing 1 and upper end cover 2, the flange plate 5 will be on casing 1
End sealing.The leakproofness of motor is further increased, motor service life is extended.
The above-mentioned generality to utility model involved in the application is described and is not answered the description of its specific embodiment
It is not understood as the limitation constituted to the utility model technical solution.Those skilled in the art, can according to disclosure herein
With under the premise of without prejudice to related utility model constituent element, to above-mentioned general description or/and specific embodiment
Public technology feature in (including embodiment) is increased, reduced or is combined, and formation belongs within the application protection scope
Other technical solutions.
Claims (5)
1. a kind of motor for submerged pump of long-life, including casing (1), the upper and lower ends of casing (1) be respectively equipped with upper end cover (2) and
The inside of lower cover (3), casing (1) is equipped with shaft (4), and shaft (4) is equipped with rotor；It is characterized by: the shaft
It (4) is segmental structure, including the first segment (41) being located in casing and the second segment (42) being exposed to outside casing；The first segment
(41) be made of the 45# steel of modifier treatment, the second segment (42) is made of 304 stainless steel materials, the first segment (41) and
The second segment (42) is connected by carbon-dioxide arc welding；
The rotor is overrided to form by rotor punching (6), is equipped with shaft hole (7) among the rotor punching (6)；The rotor punching
Multiple rotor slots circumferentially are uniformly distributed with 15 ° of intervals on piece (6), the rotor slot is divided into double round bottomed vessels (8) and T-slot (9),
There are two double round bottomed vessels (8) for tool between two neighboring T-slot (9)；The T-slot (9) is straight by circumferentially arcuate slot (91) and radial direction
Slot (92) is constituted；The length of the radial direction straight trough (92) is greater than the length of double round bottomed vessels (8)；
Cast aluminium conducting bar is equipped in the radial direction straight trough (92) and double round bottomed vessels (8)；It is not set in the circumferentially arcuate slot (91)
Set cast aluminium conducting bar.
2. the motor for submerged pump of long-life according to claim 1, it is characterised in that: the casing (1) is by by T6 heat
The rust-preventing aluminum alloy of processing is made.
3. the motor for submerged pump of long-life according to claim 2, it is characterised in that: casing (1) both ends are set respectively
Having 5 is in 72 ° of installation screws (11) being spaced apart.
4. the motor for submerged pump of long-life according to claim 3, it is characterised in that: the side of casing (1) lower end
Equipped with terminal box (12), terminal box (12) casting integrated with casing (1).
5. the motor for submerged pump of long-life according to claim 1, it is characterised in that: between casing (1) and upper end cover (2)
Equipped with flange plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821994213.0U CN209217836U (en) | 2018-11-30 | 2018-11-30 | A kind of motor for submerged pump of long-life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821994213.0U CN209217836U (en) | 2018-11-30 | 2018-11-30 | A kind of motor for submerged pump of long-life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217836U true CN209217836U (en) | 2019-08-06 |
Family
ID=67462178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821994213.0U Active CN209217836U (en) | 2018-11-30 | 2018-11-30 | A kind of motor for submerged pump of long-life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021164285A (en) * | 2020-03-31 | 2021-10-11 | 株式会社Soken | Motor and motor drive system |
-
2018
- 2018-11-30 CN CN201821994213.0U patent/CN209217836U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021164285A (en) * | 2020-03-31 | 2021-10-11 | 株式会社Soken | Motor and motor drive system |
| JP7226809B2 (en) | 2020-03-31 | 2023-02-21 | 株式会社Soken | Motor and motor drive system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209217836U (en) | A kind of motor for submerged pump of long-life | |
| CN207994772U (en) | A kind of pump tail band water-cooled machine | |
| CN102628445A (en) | Pump water-cooled motor | |
| CN201521462U (en) | Novel full through-flow submersible pump | |
| CN201549997U (en) | Double squirrel cage rotor structure | |
| CN112701827A (en) | Permanent-magnet outer rotor submersible electric pump | |
| CN209545319U (en) | A kind of motor of good water-proof effect | |
| CN201474996U (en) | Internal circulation cooling type submersible sewage pump | |
| CN203607994U (en) | End face water jacket | |
| CN203476788U (en) | Stainless steel single-suction centrifugal pump impeller | |
| CN102889214A (en) | High-efficiency permanent magnet canned motor pump | |
| CN209462111U (en) | The shellless motor of high starting torque | |
| CN211082397U (en) | Bearing cooling structure of submersible pump | |
| CN106593895A (en) | Improved intelligent control submerged electric pump | |
| CN216142904U (en) | Water pump that weatherability is good | |
| CN205841241U (en) | A kind of high speed well immersible pump | |
| CN102361384A (en) | High torque and ultra high-efficiency cast copper rotor three-phase asynchronous motor | |
| CN105257557A (en) | Efficient low-lift submersible sewage pump | |
| CN210806861U (en) | Novel rectangular magnetic steel for extended range generator | |
| CN203441768U (en) | Mine submersible electric pump with shell of double-interlayer structure | |
| CN208456869U (en) | A kind of pumping irrigation device based on River function | |
| CN205225767U (en) | High -efficient low lift is dirty pump stealthily | |
| CN203051158U (en) | Small-size submersible electric pump | |
| CN216691491U (en) | Dry submersible pump | |
| CN203214444U (en) | Water pump |
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: 317108, Zhejiang County, Taizhou Province three counties Pu dam town (Zhejiang three coastal industrial city) Patentee after: Ge Holding Co., Ltd Address before: 317108, Zhejiang County, Taizhou Province three counties Pu dam town (Zhejiang three coastal industrial city) Patentee before: The Ge Shi Co., Ltd that controls interest |
|
| CP01 | Change in the name or title of a patent holder |