CN207994750U - A kind of DC permanent magnet stator structure - Google Patents
A kind of DC permanent magnet stator structure Download PDFInfo
- Publication number
- CN207994750U CN207994750U CN201820444063.XU CN201820444063U CN207994750U CN 207994750 U CN207994750 U CN 207994750U CN 201820444063 U CN201820444063 U CN 201820444063U CN 207994750 U CN207994750 U CN 207994750U
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- magnet steel
- inner tube
- fixed block
- circular
- wall
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Abstract
The utility model discloses a kind of DC permanent magnet stator structures, including circular inner tube, circular outer cylinder, magnet steel and strip-shaped fixed block；Circular outer cylinder is arranged on the outer circle wall for being fixed on circular inner tube；Magnet steel, which is spaced apart, to be arranged on the circumferential inner wall of circular inner tube；Strip-shaped fixed block is clamped in the spaced slot of adjacent two blocks of magnet steel, and strip-shaped fixed block constitutes complete annular structure with magnet steel；It is close to the arc mounting plate of circular inner tube circumferential inner wall there are one extending and set in the end of strip-shaped fixed block；It withholds on the end of two neighboring magnet steel at the edge of arc mounting plate.The DC permanent magnet stator structure is by the way that strip-shaped fixed block to be clamped in the spaced slot of adjacent two blocks of magnet steel so that the position of magnet steel is fixed, due to the position-limiting action of fixed block, magnet steel will not due to fever and degumming and be detached from the circumferential inner wall of circular inner tube.
Description
Technical field
The utility model is related to a kind of stator structure, especially a kind of DC permanent magnet stator structure.
Background technology
Currently, the fixed structure of DC permanent magnet stator magnet steel is single bonding mode, the magnet steel installation side of this structure
Method is：A, B glue are mixed to the position for being coated in casing inner circle and pasting magnet steel, then paste 4 blocks of magnet steel to the polarity of S to N, S by N
On.Since the motor installation site Oscillation Amplitude having is big, along with motor temperature rise is high, magnetic steel of stator is easy to fall off and cause electricity
Machine sweeps thorax, and motor is burnt in short circuit.
Invention content
The technical problems to be solved in the utility model is that existing single bonding mode magnetic steel of stator is easy to fall off, and can be made
At electric machine chamber-sweeping, motor is burnt in short circuit.
In order to solve the above-mentioned technical problem, the utility model provides a kind of DC permanent magnet stator structure, including circle
Inner cylinder, circular outer cylinder, magnet steel and strip-shaped fixed block；Circular outer cylinder is arranged on the outer circle wall for being fixed on circular inner tube；In circle
Four boss faces are provided along its length on the outer circle wall of shape outer barrel, and four boss faces are located at circular outer cylinder outer circle
Upside, downside, left side and the right side of peripheral wall；It is provided along its length arc groove on the inner wall of circular outer cylinder；In circle
The corresponding position of shape inner cylinder and circular outer cylinder is equipped with limit threaded hole；It is combined with caging bolt on limit threaded hole；Magnet steel
It is spaced apart and is arranged on the circumferential inner wall of circular inner tube；Strip-shaped fixed block is clamped in the spaced slot of adjacent two blocks of magnet steel,
And strip-shaped fixed block constitutes complete annular structure with magnet steel；It is close to circular inner tube there are one extending and set in the end of strip-shaped fixed block
The arc mounting plate of circumferential inner wall；The thickness of strip-shaped fixed block is identical as the thickness of magnet steel；Arc mounting plate and strip-shaped fixed block
T-shaped structure is constituted, and the edge of arc mounting plate is withheld on the end of two neighboring magnet steel；Annulus at circular inner tube both ends
End cap installing hole is equipped at intervals on end face；Internal mounting hole there are one being all provided on strip-shaped fixed block and arc mounting plate, and lead to
Internal mounting screws are crossed to be fixedly mounted on the circumferential inner wall of circular inner tube across internal mounting hole.
Further, it is equipped at intervals with recessed groove along its length in boss face.
Further, adhesive-layer is equipped between magnet steel and the circumferential inner wall of circular inner tube.
The beneficial effects of the utility model are：By the spaced slot that strip-shaped fixed block is clamped in adjacent two blocks of magnet steel
It is interior, and strip-shaped fixed block constitutes complete annular structure with magnet steel, so that the position of magnet steel is fixed, due to the limit of fixed block
Effect, magnet steel will not due to fever and degumming and be detached from the circumferential inner wall of circular inner tube；It is withheld by the edge of arc mounting plate
On the end of two neighboring magnet steel, to be limited to the end of magnet steel, prevent magnet steel from misplacing；Pass through arc groove
It can play the role of faint elastic stretch under internal circular inner tube expanded by heating；Outside can aid in using recessed groove
Heat dissipation, plays the role of rapid thermal diffusion.
Description of the drawings
Fig. 1 is the whole end structure illustration of the utility model；
Fig. 2 is the broken section structural schematic diagram of the utility model.
Specific implementation mode
As shown in Figure 1, the utility model provides a kind of DC permanent magnet stator structure includes：Circular inner tube 1, circle are outer
Cylinder 2, magnet steel 3 and strip-shaped fixed block 4；Circular outer cylinder 2 is arranged on the outer circle wall for being fixed on circular inner tube 1；In circular outer cylinder
Four boss faces 7 are provided along its length on 2 outer circle wall, and four boss faces 7 are located at 2 excircle of circular outer cylinder
Upside, downside, left side and the right side of wall；Arc groove 8 is provided along its length on the inner wall of circular outer cylinder 2；In circle
The corresponding position of shape inner cylinder 1 and circular outer cylinder 2 is equipped with limit threaded hole 11；It is combined with limit spiral shell on limit threaded hole 11
Bolt；Magnet steel 3, which is spaced apart, to be arranged on the circumferential inner wall of circular inner tube 1；Strip-shaped fixed block 4 is clamped in adjacent two blocks of magnet steel 3
In spaced slot, and strip-shaped fixed block 4 constitutes complete annular structure with magnet steel 3；Extend in the end of strip-shaped fixed block 4 and is equipped with one
A arc mounting plate 5 for being close to 1 circumferential inner wall of circular inner tube；The thickness of strip-shaped fixed block 4 is identical as the thickness of magnet steel 3；Arc
Mounting plate 5 constitutes T-shaped structure with strip-shaped fixed block 4, and the edge of arc mounting plate 5 is withheld in the end of two neighboring magnet steel 3
On；It is equipped at intervals with end cap installing hole 6 on the annulus end face at 1 both ends of circular inner tube；In strip-shaped fixed block 4 and arc mounting plate 5
On be all provided with there are one internal mounting hole 10, and be fixedly mounted on circular inner tube across internal mounting hole 10 by internal mounting screws
On 1 circumferential inner wall.
Further, it is equipped at intervals with recessed groove 9 along its length in boss face 7.In magnet steel 3 and circular inner tube 1
Adhesive-layer is equipped between circumferential inner wall.
DC permanent magnet stator structure provided by the utility model when mounted, by the way that strip-shaped fixed block 4 is clamped in phase
In the spaced slot of adjacent two blocks of magnet steel 3, and strip-shaped fixed block 4 constitutes complete annular structure with magnet steel 3, so that magnet steel 3
Position is fixed, due to the position-limiting action of fixed block 4, magnet steel 3 will not due to fever and degumming and be detached from the circumference of circular inner tube 1
Wall；It is withheld on the end of two neighboring magnet steel 3 by the edge of arc mounting plate 5, to limit the end of magnet steel 3
Position, prevents magnet steel 3 from misplacing；Faint bullet can be played by arc groove 8 under internal 1 expanded by heating of circular inner tube
Property extensional process；Outside heat dissipation can aid in using recessed groove 9, play the role of rapid thermal diffusion.
Claims (3)
1. a kind of DC permanent magnet stator structure, it is characterised in that：Including circular inner tube (1), circular outer cylinder (2), magnet steel (3) with
And strip-shaped fixed block (4)；Circular outer cylinder (2) is arranged on the outer circle wall for being fixed on circular inner tube (1)；In circular outer cylinder (2)
Four boss faces (7) are provided along its length on outer circle wall, and four boss faces (7) are located at circular outer cylinder (2) outside
Upside, downside, left side and the right side of circumferential wall；It is provided along its length arc groove on the inner wall of circular outer cylinder (2)
(8)；It is equipped with limit threaded hole (11) in the corresponding position of circular inner tube (1) and circular outer cylinder (2)；In limit threaded hole (11)
On be combined with caging bolt；Magnet steel (3), which is spaced apart, to be arranged on the circumferential inner wall of circular inner tube (1)；Strip-shaped fixed block (4) presss from both sides
It holds in the spaced slot of adjacent two blocks of magnet steel (3), and strip-shaped fixed block (4) constitutes complete annular structure with magnet steel (3)；In item
The end of shape fixed block (4), which extends, sets that there are one the arc mounting plates (5) for being close to circular inner tube (1) circumferential inner wall；Bar shaped is fixed
The thickness of block (4) is identical as the thickness of magnet steel (3)；Arc mounting plate (5) constitutes T-shaped structure, and arc with strip-shaped fixed block (4)
It withholds on the end of two neighboring magnet steel (3) at the edge of mounting plate (5)；Between on the annulus end face at circular inner tube (1) both ends
Every equipped with end cap installing hole (6)；It is all provided on strip-shaped fixed block (4) and arc mounting plate (5) there are one internal mounting hole (10),
And it is fixedly mounted on the circumferential inner wall of circular inner tube (1) across internal mounting hole (10) by internal mounting screws.
2. DC permanent magnet stator structure according to claim 1, it is characterised in that：In boss face (7) along its length
Direction is equipped at intervals with recessed groove (9).
3. DC permanent magnet stator structure according to claim 1, it is characterised in that：In magnet steel (3) and circular inner tube (1)
Circumferential inner wall between be equipped with adhesive-layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444063.XU CN207994750U (en) | 2018-03-29 | 2018-03-29 | A kind of DC permanent magnet stator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820444063.XU CN207994750U (en) | 2018-03-29 | 2018-03-29 | A kind of DC permanent magnet stator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207994750U true CN207994750U (en) | 2018-10-19 |
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ID=63829449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820444063.XU Active CN207994750U (en) | 2018-03-29 | 2018-03-29 | A kind of DC permanent magnet stator structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN207994750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111600402A (en) * | 2019-02-20 | 2020-08-28 | 东莞市海亿五金塑胶有限公司 | Stator lamination integral type structure |
-
2018
- 2018-03-29 CN CN201820444063.XU patent/CN207994750U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111600402A (en) * | 2019-02-20 | 2020-08-28 | 东莞市海亿五金塑胶有限公司 | Stator lamination integral type structure |
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