CN208386339U - A kind of high stability rare-earth permanent-magnet electric machine - Google Patents
A kind of high stability rare-earth permanent-magnet electric machine Download PDFInfo
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- CN208386339U CN208386339U CN201821120691.9U CN201821120691U CN208386339U CN 208386339 U CN208386339 U CN 208386339U CN 201821120691 U CN201821120691 U CN 201821120691U CN 208386339 U CN208386339 U CN 208386339U
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Abstract
The utility model discloses a kind of high stability rare-earth permanent-magnet electric machines; including shell; the interior of shell is provided with stator pack, and shaft is provided through on the shell, and described shaft one end is provided with flabellum; rotor set is provided on the outside of the shaft; described rotor set one end is provided with rare-earth permanent magnet, and the shaft surface is provided with bearing, and the bearing is arranged in case surface; described shell one end is provided with protective cover, and the protective cover surface is provided with heat release hole.The utility model passes through setting push plate, spring and seal closure, flabellum rotation is extracted out the heat of interior of shell by through-hole, hot gas is sent to push plate, push plate is pushed to move in heat release hole, hot gas is overflowed from heat release hole, when not in use, reset spring drives cover board and push plate to return to original position, prevent dust from entering interior of shell from heat release hole, the seal closure positioned at the shell other side can prevent dust from entering interior of shell at bearing, be conducive to the stability for improving work.
Description
Technical field
The utility model relates to technical field of motors, in particular to a kind of high stability rare-earth permanent-magnet electric machine.
Background technique
Rare-earth permanent-magnet electric machine is a kind of novel permanent-magnet motor, since the high energy product and high-coercive force of rare-earth permanent magnet are special
It is high intrinsic coercivity, so that rare-earth permanent-magnet electric machine has the series of advantages such as small in size, light-weight, high-efficient, characteristic is good.It is existing
Some rare-earth permanent-magnet electric machines are equipped with flabellum and protective cover for radiating in order to radiate, in tail portion, but dust is grey when not used
Dirt is easily accessible inside it, influences the normal work of permanent magnet, it would be highly desirable to improve.
Therefore, it is necessary to solve the above problems to invent a kind of high stability rare-earth permanent-magnet electric machine.
Utility model content
The purpose of this utility model is to provide a kind of high stability rare-earth permanent-magnet electric machines, pass through push plate, spring and sealing
The heat of interior of shell is extracted out by through-hole, hot gas is sent to push plate by cover, flabellum rotation, and push plate is pushed to move in heat release hole
Dynamic, hot gas is overflowed from heat release hole, and when not in use, reset spring drives cover board and push plate to return to original position, is sealed to heat release hole
Stifled, seal closure can prevent dust from entering interior of shell from bearing, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of high stability rare-earth permanent-magnet electric machine, packet
Shell is included, the interior of shell is provided with stator pack, and shaft is provided through on the shell, and described shaft one end is provided with fan
Leaf, the shaft outside are provided with rotor set, and described rotor set one end is provided with rare-earth permanent magnet, and the shaft surface is provided with
Bearing, the bearing are arranged in case surface, and described shell one end is provided with protective cover, and the protective cover surface is provided with heat dissipation
Hole, the protective cover side are provided with cover board, and the protective cover surface setting is fluted, and the inside grooves are provided with reset bullet
Spring, the reset spring are fixedly connected with cover board, and the cover board side is provided with connecting rod, and described connecting rod one end, which is provided with, to push away
Plate, the shell side are provided with seal closure.
Preferably, the connecting rod bottom is provided with article putting groove, and the article putting groove is internally provided with ball.
Preferably, the plate surfaces are provided with sealing ring, and the sealing ring is made of silica gel material.
Preferably, the shell side is provided with through-hole, and the through-hole is arranged in flabellum side.
Preferably, the outer casing bottom is provided with pedestal.
Preferably, the heat release hole longitudinal section is shaped to isosceles trapezoid.
The utility model has the following beneficial effects:
(1) by setting push plate, spring and seal closure, flabellum rotation is extracted out the heat of interior of shell by through-hole, will
Hot gas is sent to push plate, and push plate is pushed to move in heat release hole, and hot gas is overflowed from heat release hole, when not in use, reset spring band
Dynamic cover board and push plate return to original position, prevent dust from entering interior of shell from heat release hole, the seal closure energy positioned at the shell other side
It enough prevents dust from entering interior of shell from bearing, is conducive to the stability for improving work;
(2) by setting cover board and ball, by gravity, the ball in article putting groove rolls cover board when connecting rod is mobile
It is dynamic, reduce friction, under the double action of the reduction friction of the gravity and ball of cover board, promotion push plate can be facilitated, make heat
Shell is smoothly discharged in gas, is conducive to the smoothness for improving exhaust.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the portion the A enlarged diagram of Fig. 1 of the utility model;
Fig. 3 is the side view of the utility model;
In figure: 1 shell, 2 stator packs, 3 shafts, 4 flabellums, 5 rotor sets, 6 rare-earth permanent magnets, 7 bearings, 8 protective covers, 9 dissipate
Hot hole, 10 cover boards, 11 grooves, 12 reset springs, 13 connecting rods, 14 push plates, 15 seal closures, 16 article putting grooves, 17 balls, 18 sealings
Circle, 19 through-holes, 20 pedestals.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of high stability rare-earth permanent-magnet electric machine as shown in Figs. 1-3, including shell 1, described
Shell 1 is internally provided with stator pack 2, and shaft 3 is provided through on the shell 1, and described 3 one end of shaft is provided with flabellum 4, institute
It states and is provided with rotor set 5 on the outside of shaft 3, described 5 one end of rotor set is provided with rare-earth permanent magnet 6, and 3 surface of shaft is provided with
Bearing 7, the bearing 7 are arranged on 1 surface of shell, and described 1 one end of shell is provided with protective cover 8,8 surface of the protective cover setting
There is heat release hole 9,8 side of protective cover is provided with cover board 10,8 surface of the protective cover setting fluted 11, the groove 11
It is internally provided with reset spring 12, the reset spring 12 is fixedly connected with cover board 10, and 10 side of cover board is provided with connection
Bar 13, described 13 one end of connecting rod are provided with push plate 14, and 1 side of shell is provided with seal closure 15.
Further, in the above-mentioned technical solutions, 13 bottom of connecting rod is provided with article putting groove 16, the article putting groove 16
It is internally provided with ball 17, the ball 17 in article putting groove 16 is rolled when connecting rod 13 is mobile, reduces friction;
Further, in the above-mentioned technical solutions, 14 surface of push plate is provided with sealing ring 18, the sealing ring 18 by
Silica gel material is made, and it is closer that the sealing ring 18 made of silica gel material can make push plate 14 seal heat release hole 9;
Further, in the above-mentioned technical solutions, 1 side of shell is provided with through-hole 19, and the setting of through-hole 19 exists
4 side of flabellum, through-hole 19 can facilitate the hot gas discharge inside shell 1;
Further, in the above-mentioned technical solutions, 1 bottom of shell is provided with pedestal 20, and pedestal 20 can installed
Fixed function is played to shell 1 when shell 1;
Further, in the above-mentioned technical solutions, 9 longitudinal section of heat release hole is shaped to isosceles trapezoid, as long as
Push plate 14 is pushed a bit, hot gas can be discharged from heat release hole 9.
This practical working principle:
Referring to Figure of description 1-3, under the action of stator pack 2 and rare-earth permanent magnet 6, rotor set 5 drives 3 turns of shaft
It is dynamic, and then flabellum 4 is driven to rotate, flabellum 4 is extracted out the heat inside shell 1 by through-hole 19, hot gas sent to push plate 14,
Push plate 14 is pushed to move in heat release hole 9, hot gas is overflowed from heat release hole 9, and when not in use, reset spring 12 drives 10 He of cover board
Push plate 14 returns to original position, prevents dust from entering inside shell 1 from heat release hole 9, and the seal closure 15 positioned at 1 other side of shell can
It prevents dust from entered inside shell 1 from bearing 7, is conducive to the stability for improving work, is sealed made of silica gel material
It is closer that circle 18 can make push plate 14 seal heat release hole 9;
Referring to Figure of description 2, during flabellum 4 drives hot gas to push push plate 14, connecting rod 13 is in skewed
State, by gravity, the ball 17 in article putting groove 16 rolls cover board 10 when connecting rod 13 is mobile, reduces friction, is covering
Under the double action of the reduction friction of the gravity and ball 17 of plate 10, it can facilitate and push push plate 14, hot gas is discharged smoothly
Shell 1 is conducive to the smoothness for improving exhaust.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of high stability rare-earth permanent-magnet electric machine, including shell (1), it is characterised in that: the shell (1) is internally provided with fixed
Subgroup (2) is provided through shaft (3) on the shell (1), and described shaft (3) one end is provided with flabellum (4), the shaft
(3) outside is provided with rotor set (5), and described rotor set (5) one end is provided with rare-earth permanent magnet (6), and shaft (3) surface is set
It is equipped with bearing (7), the bearing (7) is arranged on shell (1) surface, and described shell (1) one end is provided with protective cover (8), described
Protective cover (8) surface is provided with heat release hole (9), and protective cover (8) side is provided with cover board (10), protective cover (8) table
Fluted (11) are arranged in face, and the groove (11) is internally provided with reset spring (12), the reset spring (12) and cover board
(10) it is fixedly connected, cover board (10) side is provided with connecting rod (13), and described connecting rod (13) one end is provided with push plate
(14), shell (1) side is provided with seal closure (15).
2. a kind of high stability rare-earth permanent-magnet electric machine according to claim 1, it is characterised in that: connecting rod (13) bottom
Portion is provided with article putting groove (16), and the article putting groove (16) is internally provided with ball (17).
3. a kind of high stability rare-earth permanent-magnet electric machine according to claim 1, it is characterised in that: push plate (14) surface
It is provided with sealing ring (18), the sealing ring (18) is made of silica gel material.
4. a kind of high stability rare-earth permanent-magnet electric machine according to claim 1, it is characterised in that: shell (1) side
It is provided with through-hole (19), the through-hole (19) is arranged in flabellum (4) side.
5. a kind of high stability rare-earth permanent-magnet electric machine according to claim 1, it is characterised in that: shell (1) bottom
It is provided with pedestal (20).
6. a kind of high stability rare-earth permanent-magnet electric machine according to claim 1, it is characterised in that: the heat release hole (9) is vertical
Section is shaped to isosceles trapezoid.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821120691.9U CN208386339U (en) | 2018-07-14 | 2018-07-14 | A kind of high stability rare-earth permanent-magnet electric machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821120691.9U CN208386339U (en) | 2018-07-14 | 2018-07-14 | A kind of high stability rare-earth permanent-magnet electric machine |
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CN208386339U true CN208386339U (en) | 2019-01-15 |
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CN201821120691.9U Active CN208386339U (en) | 2018-07-14 | 2018-07-14 | A kind of high stability rare-earth permanent-magnet electric machine |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109921566A (en) * | 2019-03-26 | 2019-06-21 | 滁州市润德电子科技有限公司 | One kind being used for automobile power back door non-brush permanent-magnet DC motor |
CN112886771A (en) * | 2021-02-02 | 2021-06-01 | 宁波鼎祥电器制造有限公司 | Self-cleaning stepping motor |
-
2018
- 2018-07-14 CN CN201821120691.9U patent/CN208386339U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109921566A (en) * | 2019-03-26 | 2019-06-21 | 滁州市润德电子科技有限公司 | One kind being used for automobile power back door non-brush permanent-magnet DC motor |
CN112886771A (en) * | 2021-02-02 | 2021-06-01 | 宁波鼎祥电器制造有限公司 | Self-cleaning stepping motor |
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