CN108512354A - A kind of detachable shaft shell type dc motor - Google Patents
A kind of detachable shaft shell type dc motor Download PDFInfo
- Publication number
- CN108512354A CN108512354A CN201810362971.9A CN201810362971A CN108512354A CN 108512354 A CN108512354 A CN 108512354A CN 201810362971 A CN201810362971 A CN 201810362971A CN 108512354 A CN108512354 A CN 108512354A
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- CN
- China
- Prior art keywords
- shaft
- end bearing
- stator
- axle sleeve
- motor
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Dc Machiner (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a kind of detachable shaft shell type dc motors,Including rotor,Stator,Drive end bearing bracket,Rear end cap and engine base,Rotor is fixedly mounted on the inner cavity of stator,Drive end bearing bracket,Rear end cap is tightly connected with the both ends of stator respectively,Engine base is fixedly mounted on the bottom of stator,The end of shaft is also equipped with a dismountable axle sleeve,The end of shaft is further opened with locating slot,And one end of axle sleeve offers axis hole,Locating piece is provided in axis hole,Shaft set is in axis hole,When equipment needs the dc motor work of one long shaft of connection,One end that axle sleeve can be equipped with to axis hole and locating piece is fixedly connected with the one end of dc motor shaft equipped with locating slot,The other end of axle sleeve is fixedly connected with mechanical equipment equipment operation is made to work,Axle sleeve can also be disassembled at the end of work,The present invention has reasonable design,Maintenance management is convenient,It is easy to operate,It is low to invest operating cost,The advantages of quick release axle sleeve.
Description
Technical field
The present invention relates to a kind of dc motor more particularly to a kind of detachable shaft shell type dc motors.
Background technology
In our production and living, dc motor will many times be used by having, and be turned electric energy by dc motor
Mechanical energy is turned to for machine operation, to achieve the purpose that production and living.Dc motor often has the following advantages that：(1) it adjusts
Fast performance is good.So-called " speed adjusting performance " refers to motor under conditions of a fixed load, can manually change electricity as needed
The rotating speed of motivation.Dc motor can realize uniform, smooth stepless speed regulation, and speed adjustable range under heavy load condition
It is wider.(2) starting torque is big.It can uniformly and economically realize rotational speed regulation.Therefore, every to start or want under heavy duty
Machinery of even regulation rotating speed, such as large-scale reversing rolling mill, hoist engine, electric locomotive, electric car etc. is asked all to use dc motor
Dragging；Since motor is mostly produced according to certain standard size in manufacturing production process, rotor
Often size is shorter for shaft, and the field of application, range are restricted very much, and if using the shaft of long size when storing, leaving unused
It is difficult individually to be stored again, the space occupied is larger.For this purpose, the present invention is improved for the above technical problem, disclose
A kind of axle sleeve type dc motor that can be easy to disassemble, the motor are fixed using additional connecting shaft with machine shaft
Installation can install axle sleeve and motor when conveyer tool needs are connect with long spindle motor；It when not, can be with
Axle sleeve is disassembled, storage, receiving are facilitated；A kind of dc motor of quick release axle sleeve type provided by the invention, can
The equipment for adapting to different model, improves production efficiency, expands application environment.
Invention content
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of detachable shaft shell type dc motor,
To solve, dc motor can only be connect with specific equipment in the prior art, application field is restricted, it is not easy to accommodated,
The technical problems such as storage.
What the invention is realized by the following technical scheme：The invention discloses a kind of detachable shaft shell type dc motor,
Including rotor, stator, drive end bearing bracket, rear end cap and engine base, rotor is fixedly mounted on the inner cavity of stator, drive end bearing bracket, rear end cap difference
It is tightly connected with the both ends of stator, engine base is fixedly mounted on the bottom of stator.Wherein, rotor includes shaft, rotor core and changes
To device, shaft runs through rotor core and commutator, is also equipped with coil windings in the iron core slot of rotor core, coil windings connect
The weld of head and commutator is fixed, and the both ends of shaft are also respectively installed with preceding end bearing and rear end bearing；Stator includes machine
Shell, South Pole magnet steel and arctic magnet steel, south, arctic magnet steel are relatively fixed mounted on the inner cavity of casing；Before being additionally provided on drive end bearing bracket
End bearing block, preceding end bearing are fixedly connected with preceding end bearing block；Rear end cover cavity is also respectively provided with rear axle bearing and carries
The brush holder of brush, rear end bearing are fixedly connected with rear axle bearing, and brush installation corresponding with commutator, and the end of shaft is also
There are one axle sleeves for dismountable installation, and the end of shaft is further opened with locating slot, and one end of axle sleeve offers axis hole, axis hole
It is inside provided with locating piece, shaft set is in axis hole, and locating piece installation corresponding with locating slot；When work, the rotation of motor
Axle sleeve can be driven to be rotated, installation can be fixed with equipment to be connect in the other end of axle sleeve.
Further, in order to make axle sleeve firm with shaft set, the number of locating slot is four, and four locating slots are uniform
It is distributed on the outer wall of shaft, the end of shaft is further opened with anti-slip hole, and the end set of axle sleeve has threaded hole, the anti-slip hole
It is fixed by screw with threaded hole.
Further, in order to which dc generator can preferably be radiated, item is also evenly provided on the outer wall of casing
Shape cooling fin, bar shaped cooling fin are made of aluminum alloy materials.
The present invention has the following advantages：1) present invention allows direct current by installing a dismountable axle sleeve in shaft
Motivation is not limited by the installation in place, to improve the application range of motor, is facilitated drilling well, is dug the industries such as mine into enforcement
With.2) present invention improves the thermal diffusivity of dc motor by the way that bar shaped cooling fin is arranged on the outer wall of casing.3) of the invention
Reasonable design, maintenance management are convenient, easy to operate.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is rotor structure schematic diagram；
Fig. 3 is stator sectional view；
Fig. 4 is drive end bearing bracket structural schematic diagram；
Fig. 5 is rear end cover structure schematic diagram；
Fig. 6 is axle sleeve structure schematic diagram.
Specific implementation mode
It elaborates below to the embodiment of the present invention, the present embodiment is carried out lower based on the technical solution of the present invention
Implement, gives detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following implementation
Example.
Embodiment 1
Embodiment 1 discloses a kind of dc motor of quick release axle sleeve type, as shown in Figs. 1-2, including rotor 1,
Stator 2, drive end bearing bracket 3, rear end cap 4 and engine base 5, rotor 1 are fixedly mounted on the inner cavity of stator 2, drive end bearing bracket 3, rear end cap 4 respectively with
The both ends of stator 2 are tightly connected, and engine base 5 is fixedly mounted on the bottom of stator 2；Rotor 1 includes shaft 11, rotor core 12 and changes
To device 13, shaft 11 runs through rotor core 12 and commutator 13, and coil windings are also equipped in the iron core slot 14 of rotor core 12
15, the weld of the connector and commutator 13 of coil windings 15 is fixed, and the both ends of shaft 11 are also respectively installed with preceding end bearing
16 and rear end bearing 17；As shown in figure 3, stator 2 includes casing 21, South Pole magnet steel 22 and arctic magnet steel 23,22 He of South Pole magnet steel
Arctic magnet steel 23 is relatively fixed mounted on the inner cavity of casing 21；As shown in figure 4, end bearing block 31 before being additionally provided on drive end bearing bracket 3,
Preceding end bearing 16 is fixedly connected with preceding end bearing block 31；As shown in figure 5,4 inner cavity of rear end cap is also respectively provided with rear axle bearing
(being not marked in figure) and brush holder 41 with brush 42, rear end bearing 17 are fixedly connected with rear axle bearing, and brush 42 with
Commutator segment on commutator 13 corresponds to installation；Wherein, there are one axle sleeves 6 for the also grafting of the end of shaft 11, and the end of shaft 11 is also
Offer locating slot 111；One end of axle sleeve 6 offers axis hole 61, and locating piece 62 is provided in axis hole 61, and shaft 11 is sleeved on axis
In hole 61, and the installation corresponding with locating slot 111 of locating piece 62；The end of shaft 11 is further opened with anti-slip hole 112, axle sleeve 6
End set has threaded hole 63, anti-slip hole 112 and threaded hole 63 to be fixed by screw 64；Wherein, the locating slot in the present embodiment
111 number is four, and four locating slots 111 are evenly distributed on the outer wall of shaft 11；It is also uniform on the outer wall of casing 21
Be provided with bar shaped cooling fin 24, bar shaped cooling fin 24 is made of aluminum alloy materials.In the present embodiment, by shaft 11
Suit axle sleeve 6 can be such that the equipment of dc motor and different model connects, this motor, which can be applied directly to, opens a mine and drilling well
Etc. use in industries, axle sleeve 6 can be disassembled after use.
Embodiment 2
Embodiment 2 discloses a kind of dc motor of quick release axle sleeve type, including rotor 1, stator 2, drive end bearing bracket
3, rear end cap 4 and engine base 5, rotor 1 are fixedly mounted on the inner cavity of stator 2, drive end bearing bracket 3, rear end cap 4 both ends with stator 2 respectively
It is tightly connected, engine base 5 is fixedly mounted on the bottom of stator 2；Rotor 1 includes shaft 11, rotor core 12 and commutator 13, shaft
11 run through rotor core 12 and commutator 13, and coil windings 15, coil windings are also equipped in the iron core slot 14 of rotor core 12
The weld of 15 connector and commutator 13 is fixed, and the both ends of shaft 11 are also respectively installed with preceding end bearing 16 and rear end bearing
17；Stator 2 includes casing 21, South Pole magnet steel 22 and arctic magnet steel 23, and South Pole magnet steel 22 and arctic magnet steel 23 are relatively fixed installation
In the inner cavity of casing 21；End bearing block 31 before being additionally provided on drive end bearing bracket 3, preceding end bearing 16 is fixed with preceding end bearing block 31 to be connected
It connects；4 inner cavity of rear end cap is also respectively provided with rear axle bearing and the brush holder 41 with brush 42, rear end bearing 17 and rear end bearing
Seat is fixedly connected, and the installation corresponding with the commutator segment on commutator 13 of brush 42；The end of shaft 11 wherein in the present embodiment
Portion is also removably installed there are one axle sleeve 6, and the end of shaft 11 is further opened with locating slot 111；One end of axle sleeve 6 offers axis
Hole 61, wherein the end of shaft 11 is additionally provided with external screw thread, and the end set of axis hole 61 has internal thread, axle sleeve 6 logical with shaft 11
Cross threaded connection；Wherein, locating piece 62 is additionally provided in axis hole 61, shaft 11 is sleeved in axis hole 61, and locating piece 62 with
Locating slot 111 corresponds to installation；The end of shaft 11 is further opened with anti-slip hole 112, and the end set of axle sleeve 6 has threaded hole 63, prevents
Slide opening 112 and threaded hole 63 are fixed by screw 64；Wherein, the number of the locating slot 111 in the present embodiment is 3,3 positioning
Slot 111 is evenly distributed on the outer wall of shaft 11；Bar shaped cooling fin 24, bar shaped are also evenly provided on the outer wall of casing 21
Cooling fin 24 is made of aluminum alloy materials.In the present embodiment, by shaft 11 be set with axle sleeve 6 can make dc motor with
The equipment of different model connects, this motor can be applied directly to open a mine and the industries such as drilling well in use.
Claims (4)
1. a kind of detachable shaft shell type dc motor, including rotor, stator, drive end bearing bracket, rear end cap and engine base, the rotor is solid
Dingan County is mounted in the inner cavity of the stator, and the drive end bearing bracket, rear end cap are tightly connected with the both ends of the stator respectively, the engine base
It is fixedly mounted on the bottom of the stator；
The rotor includes shaft, rotor core and commutator, and the shaft runs through the rotor core and commutator, described turn
Coil windings are also equipped in the iron core slot of sub- iron core, the connector of the coil windings and the weld of the commutator are solid
Fixed, the both ends of the shaft are also respectively installed with preceding end bearing and rear end bearing；The stator includes casing, South Pole magnet steel and north
Pole magnet steel, the south, arctic magnet steel are relatively fixed respectively mounted on the inner cavity of the casing；Before being additionally provided on the drive end bearing bracket
End bearing block, the preceding end bearing are fixedly connected with the preceding end bearing block；The rear end cover cavity is also respectively provided with rear end
Bearing block and brush holder with brush, the rear end bearing is fixedly connected with the rear axle bearing, and the brush and institute
It states commutator and corresponds to installation；
It is characterized in that, also removably there are one axle sleeves for installation for the end of the shaft, the end of the shaft is further opened with
Locating slot, and one end of the axle sleeve offers axis hole, locating piece is provided in the axis hole, the shaft set is described
In axis hole, and locating piece installation corresponding with locating slot.
2. detachable shaft shell type dc motor as described in claim 1, which is characterized in that the end of the shaft also opens up
There are anti-slip hole, the end set of the axle sleeve to there is threaded hole, the anti-slip hole and threaded hole to be fixed by screw.
3. detachable shaft shell type dc motor as described in claim 1, which is characterized in that the number of the locating slot is four
A, four locating slots are evenly distributed on the outer wall of the shaft.
4. detachable shaft shell type dc motor as described in claim 1, which is characterized in that also equal on the outer wall of the casing
Even is provided with bar shaped cooling fin, and the bar shaped cooling fin is made of aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362971.9A CN108512354A (en) | 2018-04-21 | 2018-04-21 | A kind of detachable shaft shell type dc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362971.9A CN108512354A (en) | 2018-04-21 | 2018-04-21 | A kind of detachable shaft shell type dc motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108512354A true CN108512354A (en) | 2018-09-07 |
Family
ID=63382746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810362971.9A Pending CN108512354A (en) | 2018-04-21 | 2018-04-21 | A kind of detachable shaft shell type dc motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108512354A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186969A (en) * | 1994-12-28 | 1996-07-16 | Nippon Densan Corp | Brushless motor |
| CN101478214A (en) * | 2008-12-24 | 2009-07-08 | 江苏友谊机械厂 | Rareearth permanent-magnet DC traction motor |
| CN203352354U (en) * | 2013-05-14 | 2013-12-18 | 腾禾精密电机(昆山)有限公司 | Motor and radiating fins thereof |
| CN106870579A (en) * | 2015-12-11 | 2017-06-20 | 重庆市涪陵区雄翔纸制品有限公司 | A kind of detachable shaft coupling |
-
2018
- 2018-04-21 CN CN201810362971.9A patent/CN108512354A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186969A (en) * | 1994-12-28 | 1996-07-16 | Nippon Densan Corp | Brushless motor |
| CN101478214A (en) * | 2008-12-24 | 2009-07-08 | 江苏友谊机械厂 | Rareearth permanent-magnet DC traction motor |
| CN203352354U (en) * | 2013-05-14 | 2013-12-18 | 腾禾精密电机(昆山)有限公司 | Motor and radiating fins thereof |
| CN106870579A (en) * | 2015-12-11 | 2017-06-20 | 重庆市涪陵区雄翔纸制品有限公司 | A kind of detachable shaft coupling |
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| 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: 20180907 |