CN107612192A - A kind of electric machine structure for immersible pump - Google Patents
A kind of electric machine structure for immersible pump Download PDFInfo
- Publication number
- CN107612192A CN107612192A CN201711000026.6A CN201711000026A CN107612192A CN 107612192 A CN107612192 A CN 107612192A CN 201711000026 A CN201711000026 A CN 201711000026A CN 107612192 A CN107612192 A CN 107612192A
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- China
- Prior art keywords
- rotating shaft
- end cap
- bearing
- machine structure
- electric machine
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- 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.)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of electric machine structure for immersible pump, including motor housing, wound stator, rotating shaft, the rotor being arranged in rotating shaft, and it is separately positioned on the electric motor end cap and bearing block at motor housing both ends, the rivet for being connected with external member is provided with motor housing, clutch shaft bearing is provided with electric motor end cap, second bearing is provided with bearing block, the middle part of rotating shaft is rotatably assorted with clutch shaft bearing, wherein one end and the second bearing of rotating shaft are rotatably assorted, the both sides of clutch shaft bearing are separately provided for carrying out it spacing hole back-up ring and shaft block ring, the groove for mounting hole back-up ring is provided with electric motor end cap, shaft block ring is fixedly installed in rotating shaft.A kind of electric machine structure for immersible pump of the present invention, there is the advantages that requirement on machining accuracy is low, stable, service life is long.
Description
Technical field
The present invention relates to well diving pump technical field, more particularly to a kind of electric machine structure for immersible pump.
Background technology
In the prior art, the electric machine structure for immersible pump mainly includes wound stator, rotor and its motor housing, also
There are the bearing cap and bearing block installed in motor housing both ends, rotor is connected with rotating shaft, rotating shaft and the axle being arranged on bearing block
Rotation connection is held, but in existing electric machine structure, rotating shaft most stress in rotation process come from its end and bearing
Between active force, the bearing at bearing cap usually not carries out spacing so that larger stress can not be undertaken, this needs
It is higher to the requirement on machining accuracy of motor internal component, rotating shaft not so can be caused to be rocked in rotation process larger, caused simultaneously
The position that motor housing is connected with external member is easily broken, and influences the service life of electric machine structure.
The content of the invention
Present invention seek to address that above-mentioned mentioned technical problem, there is provided a kind of requirement on machining accuracy is low, stable, makes
With the electric machine structure of long lifespan.
The present invention is realized by following technical scheme：A kind of electric machine structure for immersible pump, including outside motor
Shell, wound stator, rotating shaft, the rotor being arranged in rotating shaft, and it is separately positioned on the electric motor end cap and axle at motor housing both ends
Bearing, the rivet for being connected with external member is provided with motor housing, clutch shaft bearing, bearing block are provided with electric motor end cap
On be provided with second bearing, middle part and the clutch shaft bearing of rotating shaft are rotatably assorted, and the wherein one end of rotating shaft rotates with second bearing
Coordinate, the both sides of clutch shaft bearing are separately provided for carrying out it spacing hole back-up ring and shaft block ring, on electric motor end cap
The groove for mounting hole back-up ring is provided with, shaft block ring is fixedly installed in rotating shaft.
Preferably, the through hole coordinated with rotating shaft is provided with the electric motor end cap, electricity is stretched out in one end of rotating shaft by through hole
The junction of machine housing exterior, rotating shaft and through hole, which is provided with, gets rid of scrim.
Preferably, the screw rod for being fixedly connected with external member is provided with the electric motor end cap.
Preferably, the installation portion being provided with through hole for installing oil sealing is stated.
Preferably, it is provided with O-ring seal between the electric motor end cap and motor housing.
Preferably, the wire installation portion with being connected inside motor housing, wire installation portion are provided with the electric motor end cap
Wire clamp is inside provided with, wire mounting hole is provided with wire clamp.
Preferably, tabletting is provided with the electric motor end cap, the recess for being crimped with tabletting is provided with wire clamp.
Preferably, the connecting hole for mode connects for screw is correspondingly arranged on the motor housing and electric motor end cap.
Beneficial effect is：Compared with prior art, a kind of electric machine structure for immersible pump of the invention is by making rotating shaft
Middle part and clutch shaft bearing coordinate, and with back-up ring and shaft block ring clutch shaft bearing is carried out by hole spacing, prevents first axle
Hold and moved on the axis direction of rotating shaft, can so make it that its force part concentrates on rotating shaft in rotation process for rotating shaft
Middle part so that rotating shaft stress more balances, and rotation is more steady, and the machining accuracy that can so reduce motor internal component will
Ask, be easy to produce and process, while clutch shaft bearing can be caused to bear a part of stress, reduce the shake of motor in the process of running
It is dynamic, so that the rivet being arranged on motor housing does not allow easy fracture, improve the service life of motor.
Brief description of the drawings
The embodiment of the present invention is described in further detail below in conjunction with accompanying drawing, wherein：
Fig. 1 is a kind of structural representation of electric machine structure for immersible pump of the present invention.
Embodiment
As shown in figure 1, a kind of electric machine structure for immersible pump, including motor housing 1, wound stator 2, rotating shaft 3, setting
Rotor 4 in rotating shaft 3, and the electric motor end cap 5 and bearing block 6 at the both ends of motor housing 1 are separately positioned on, on motor housing 1
The rivet 7 for being connected with external member is provided with, is fixedly connected by rivet 7 with external member, so as to realize motor mechanism
Fixation, clutch shaft bearing 8 is provided with electric motor end cap 5, specifically, being provided with electric motor end cap 5 for assembling clutch shaft bearing 8
Cavity, second bearing 9 is provided with bearing block 6, the axle bearing mount portion for installing second bearing 9 is provided with bearing block 6, turn
The middle part of axle 3 is rotatably assorted with clutch shaft bearing 8, and wherein one end and the second bearing 9 of rotating shaft 3 are rotatably assorted, clutch shaft bearing 8
Both sides are separately provided for carrying out it spacing hole back-up ring 10 and shaft block ring 11, are provided with and are used on electric motor end cap 5
The groove 12 of mounting hole back-up ring 10, groove 12 is recessed to be put on the sidewalls of the cavities, and clutch shaft bearing 8 is put into cavity, by setting
Hole in groove 12 abuts with back-up ring 10 with the bottom of clutch shaft bearing 8 to carry out spacing to it, and shaft block ring 11 is fixedly installed on
In rotating shaft 3, shaft block ring 11 abutted with the top of clutch shaft bearing 8 it is carried out it is spacing.The present invention's is a kind of for immersible pump
Electric machine structure by making the middle part of rotating shaft 3 coordinate with clutch shaft bearing 8, and by hole with back-up ring 10 and shaft block ring 11 to first
Bearing 8 carries out spacing, prevents clutch shaft bearing 8 from being moved on the axis direction of rotating shaft 3, so rotating shaft 3 can be caused to rotate
Cheng Zhong, its force part concentrate on the middle part of rotating shaft 3 so that the stress of rotating shaft 3 more balances, rotate it is more steady, so can be with
Reduce motor internal component requirement on machining accuracy, be easy to produce and process, at the same can cause clutch shaft bearing 8 bear a part by
Power, the vibrations of motor in the process of running are reduced, so that the rivet 7 being arranged on motor housing 1 does not allow easy fracture, improved
The service life of motor.
The through hole 13 coordinated with rotating shaft 3 can be provided with electric motor end cap 5, electricity is stretched out in one end of rotating shaft 3 by through hole 13
Outside machine shell 1, the junction of rotating shaft 3 and through hole 13, which is provided with, gets rid of scrim 14, gets rid of scrim 14 by being provided with and can prevent sand
Mud enters inside electric machine casing, and the work to electric machine structure impacts.
The screw rod 15 for being fixedly connected with external member can be provided with electric motor end cap 5, by being provided with screw rod 15,
It is easy to electric machine structure to be fixedly connected with the pump housing.
The installation portion for installing oil sealing 16 can be provided with through hole 13, by setting oil sealing 16, motor can be improved
The sealing property of structure.
Further Dun, in order to improve the sealing between electric motor end cap 5 and motor housing 1, electric motor end cap 5 and motor housing
O-ring seal 17 can be provided between 1,.
The wire installation portion 18 connected with the inside of motor housing 1 can be provided with electric motor end cap 5, in wire installation portion 18
Wire clamp 19 is provided with, wire mounting hole is provided with wire clamp 19, by being provided with wire clamp 19, the wire on wire clamp 19 can be passed through
Mounting hole is spacing to wire progress, prevents wire from the situation of coiling occur.
Tabletting 21 can be provided with electric motor end cap 5, the recess 22 for being crimped with tabletting 21 is provided with wire clamp 19, is led
The shape of line installation portion 18 matches with the shape of wire clamp 19, after wire clamp 19 is put into wire installation portion 18, passes through tabletting 21 and line
The recess 22 of folder 19 is crimped, and tabletting 21 is fixedly connected with electric motor end cap 5, so as to which the stable wire that is arranged on of wire clamp 19 be pacified
In dress portion 18.
The connecting hole for mode connects for screw can be correspondingly arranged on motor housing 1 and electric motor end cap 5, using sunk screw
Coordinate with connecting hole, so as to which electric motor end cap 5 is fixedly installed on motor housing 1.
The above embodiments are merely illustrative of the technical solutions of the present invention and is not limited, all without departing from the present invention
Any modification of spirit and scope or equivalent substitution, it all should cover in the range of technical solution of the present invention.
Claims (8)
1. a kind of electric machine structure for immersible pump, including motor housing (1), wound stator (2), rotating shaft (3), it is arranged on rotating shaft
(3) rotor (4) on, and it is separately positioned on the electric motor end cap (5) at motor housing (1) both ends and bearing block (6), its feature exist
In being provided with the rivet (7) for being connected with external member on motor housing (1), electric motor end cap is provided with clutch shaft bearing on (5)
(8) second bearing (9), is provided with bearing block (6), middle part and the clutch shaft bearing (8) of rotating shaft (3) are rotatably assorted, rotating shaft (3)
Wherein one end is rotatably assorted with second bearing (9), and the both sides of clutch shaft bearing (8) are separately provided for carrying out it spacing
Hole back-up ring (10) and shaft block ring (11), the groove (12) for mounting hole back-up ring (10) is provided with electric motor end cap (5),
Shaft block ring (11) is fixedly installed in rotating shaft (3).
A kind of 2. electric machine structure for immersible pump according to claim 1, it is characterised in that the electric motor end cap (5)
On be provided with the through hole (13) coordinated with rotating shaft (3), it is outside that motor housing (1) by through hole (13) is stretched out in one end of rotating shaft (3),
The junction of rotating shaft (3) and through hole (13), which is provided with, gets rid of scrim (14).
A kind of 3. electric machine structure for immersible pump according to claim 1, it is characterised in that the electric motor end cap (5)
On be provided with screw rod (15) for being fixedly connected with external member.
4. a kind of electric machine structure for immersible pump according to claim 2, it is characterised in that set on the through hole (13)
It is equipped with the installation portion for installing oil sealing (16).
A kind of 5. electric machine structure for immersible pump according to claim 1, it is characterised in that the electric motor end cap (5)
O-ring seal (17) is provided between motor housing (1).
A kind of 6. electric machine structure for immersible pump according to claim 1, it is characterised in that the electric motor end cap (5)
On be provided with the wire installation portion (18) that connect inside motor housing (1), wire installation portion (18) is interior to be provided with wire clamp (19),
Wire clamp is provided with wire mounting hole on (19).
A kind of 7. electric machine structure for immersible pump according to claim 6, it is characterised in that the electric motor end cap (5)
On be provided with tabletting (21), be provided with wire clamp (19) for the recess (22) that is crimped with tabletting (21).
A kind of 8. electric machine structure for immersible pump according to claim 1, it is characterised in that the motor housing (1)
With the connecting hole for mode connects for screw is correspondingly arranged on electric motor end cap (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711000026.6A CN107612192A (en) | 2017-10-24 | 2017-10-24 | A kind of electric machine structure for immersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711000026.6A CN107612192A (en) | 2017-10-24 | 2017-10-24 | A kind of electric machine structure for immersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107612192A true CN107612192A (en) | 2018-01-19 |
Family
ID=61079772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711000026.6A Pending CN107612192A (en) | 2017-10-24 | 2017-10-24 | A kind of electric machine structure for immersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107612192A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201536289U (en) * | 2009-06-11 | 2010-07-28 | 江门市瑞荣泵业有限公司 | Diving motor lower bearing seat structure |
| CN201629623U (en) * | 2009-12-01 | 2010-11-10 | 浙江新界泵业股份有限公司 | Modified well submersible motor |
| CN202696333U (en) * | 2012-05-25 | 2013-01-23 | 常州富兴机电有限公司 | Axial rotor fixing structure |
| CN205407466U (en) * | 2016-02-27 | 2016-07-27 | 河北磐石泵业有限公司 | Well that is just reversing is with dive asynchronous motor |
-
2017
- 2017-10-24 CN CN201711000026.6A patent/CN107612192A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201536289U (en) * | 2009-06-11 | 2010-07-28 | 江门市瑞荣泵业有限公司 | Diving motor lower bearing seat structure |
| CN201629623U (en) * | 2009-12-01 | 2010-11-10 | 浙江新界泵业股份有限公司 | Modified well submersible motor |
| CN202696333U (en) * | 2012-05-25 | 2013-01-23 | 常州富兴机电有限公司 | Axial rotor fixing structure |
| CN205407466U (en) * | 2016-02-27 | 2016-07-27 | 河北磐石泵业有限公司 | Well that is just reversing is with dive asynchronous motor |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180119 |