CN209313574U - Permanent magnet direct current motor - Google Patents
Permanent magnet direct current motor Download PDFInfo
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- CN209313574U CN209313574U CN201822259681.XU CN201822259681U CN209313574U CN 209313574 U CN209313574 U CN 209313574U CN 201822259681 U CN201822259681 U CN 201822259681U CN 209313574 U CN209313574 U CN 209313574U
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- hole
- permanent magnet
- direct current
- poppet
- current motor
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Abstract
The utility model discloses a kind of permanent magnet direct current motors, it includes fore-stock, casing, after-poppet and rotor core, the fore-stock lower surface is equipped with protrusion, the open slot that Open Side Down is equipped in the protrusion, the casing is located in open slot, the after-poppet is fixed on convex lower surface, position is equipped with rotor among the rotor core, the rotor is rotatably assorted in casing, the rotor core upper end is rotatably assorted at the top of open slot, the rotor core lower end is rotatably assorted on after-poppet, the utility model provides a kind of structure simple and at low cost permanent magnet direct current motor.
Description
Technical field
The utility model relates to motor field more particularly to permanent magnet direct current motors.
Background technique
Permanent magnet DC motor is according to there is brushless that can be divided into permanent-magnet brushless DC electric machine and permanent magnet brush direct current generator.Permanent magnetism
Direct current generator is a kind of direct current generator that magnetic field is established with permanent magnet, and according to the prior art, structure is complicated for permanent magnet direct current motor, at
This height.
Utility model content
The technical problem to be solved by the utility model is to overcoming the defect of the above prior art, a kind of structure letter is provided
Single and at low cost permanent magnet direct current motor.
To achieve the goals above, the technical solution of the utility model is:
A kind of permanent magnet direct current motor, it includes fore-stock, casing, after-poppet and rotor core, under the fore-stock
Surface is equipped with protrusion, is equipped with the open slot that Open Side Down in the protrusion, the casing is located in open slot, after described
Bracket is fixed on convex lower surface, and position is equipped with rotor among the rotor core, and the rotor is rotatably assorted in casing
Interior, the rotor core upper end is rotatably assorted at the top of open slot, and the rotor core lower end is rotatably assorted in after-poppet
On.
After using the above structure, compared with the prior art, the utility model has the following advantages: setting fore-stock, casing,
After-poppet and rotor core, casing link together fore-stock and after-poppet, and rotor is fixed on rotor core, rotor core
Both ends are rotatably assorted on fore-stock and after-poppet respectively, and protrusion is set on fore-stock.Open slot is set in protrusion, is convenient for rotor iron
For core mounting end in open slot, structure is simple, at low cost.
Preferably, the rotor core upper and lower ends are equipped with bearing, the after-poppet is equipped with through-hole, described
Open slot at the top of also be provided with through-hole, the bearing is rotatably assorted in through-hole respectively, and structure is simple, high reliablity.
Preferably, the after-poppet includes plate and two support plates perpendicular to plate upper surface, the branch
It is parallel to each other between fagging, the through-hole is located on plate, and the support plate lateral surface is equipped with the first protrusion, described
First protrusion is equipped with the first hole, and the protrusion is equipped with the second hole, and structure is simple, and after-poppet is by plate and support board group
At, be rotatably assorted in through-hole convenient for the end of rotor core, while using bolt pass through the first hole be fixed on the second hole, be convenient for
After-poppet and fore-stock are linked together, are connected firmly.
Preferably, the raised lateral surface is equipped with support column along projection length direction, second hole is located at branch
On dagger, intensity is high, does not take up space.
Preferably, the plate lower surface is equipped with boss, the through-hole is located on boss, and intensity is high, convenient for connecting
Connect use.
Preferably, the support plate lateral surface further respectively has hole and power connecting sheet, support plate, institute are run through in the hole
Carbon brush and spring, the power connecting sheet covering openings are respectively equipped in the hole stated, hole and rotor iron are stretched out in described carbon brush one end
Core connection, the spring one end are connect with the carbon brush other end, and the spring other end is connect with power connecting sheet, and structure is simple,
It does not take up space, spring is connect with carbon brush and power connecting sheet respectively, convenient for rotor current is imported rotor, high reliablity.
Preferably, the casing outer surface is respectively equipped with several card slots, the card slot is along casing circumferencial direction
Distribution, described the inner wall of the open slot is equipped with the card column of several and card slot clamping, is stuck in open slot convenient for casing, convenient for peace
Assembly and disassembly.
Detailed description of the invention
Fig. 1 is the perspective view of the explosion of the utility model permanent magnet direct current motor.
Fig. 2 is the perspective view of the utility model permanent magnet direct current motor after-poppet.
Wherein, 1, fore-stock, 2, casing, 3, after-poppet, 4, rotor core, 5, protrusion, 6, open slot, 7, rotor, 8, axis
It holds, 9, through-hole, 10, plate, 11, support plate, the 12, first protrusion, the 13, first hole, the 14, second hole, 15, support column, 16, card
Slot, 17, boss, 18, hole, 19, carbon brush, 20, spring, 21, power connecting sheet.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown, the utility model provides a kind of permanent magnet direct current motor, it includes fore-stock 1, casing 2, after-poppet 3
With rotor core 4,1 lower surface of fore-stock is equipped with protrusion 5, is equipped with the open slot 6 that Open Side Down in the protrusion 5,
The casing 2 is located in open slot 6, and the after-poppet 3 is fixed on raised 5 lower surfaces, 4 middle part of rotor core
Position is equipped with rotor 7, and the rotor 7 is rotatably assorted in casing 2, and 4 upper end of rotor core is rotatably assorted in open slot 6
Top, 4 lower end of rotor core are rotatably assorted on after-poppet 3, the utility model has the advantages that setting fore-stock 1, machine
Shell 2, after-poppet 3 and rotor core 4, casing 2 link together fore-stock 1 and after-poppet 3, and rotor 7 is fixed on rotor core 4
On, 4 both ends of rotor core are rotatably assorted respectively on fore-stock 1 and after-poppet 3, and protrusion 5 is set on fore-stock 1.It is set in protrusion 5
Open slot 6, convenient for 4 mounting end of rotor core in open slot 6, structure is simple, at low cost.
4 upper and lower ends of rotor core are equipped with bearing 8, and the after-poppet 3 is equipped with through-hole 9, and described opens
It also is provided with through-hole 9 at the top of mouth slot 6, the bearing 8 is rotatably assorted respectively in through-hole 9, and structure is simple, high reliablity.
The after-poppet 3 includes plate 10 and two support plates 11 perpendicular to 10 upper surface of plate, the support
It is parallel to each other between plate 11, the through-hole 9 is located on plate 10, and 11 lateral surface of support plate is equipped with the first protrusion
12, first protrusion 12 is equipped with the first hole 13, and the protrusion 5 is equipped with the second hole 14, and structure is simple, after-poppet 3
It is made of, is rotatably assorted in through-hole 9 convenient for the end of rotor core 4, while passed through using bolt plate 10 and support plate 11
First hole 13 is fixed in the second hole 14, convenient for after-poppet 3 and fore-stock 1 are linked together, is connected firmly.
5 lateral surface of protrusion is equipped with support column 15 along raised 5 length directions, and second hole 14 is located at support column
On 15, intensity is high, does not take up space.
10 lower surface of plate is equipped with boss 17, and the through-hole 9 is located on boss 17, and intensity is high, convenient for connection
It uses.
11 lateral surface of support plate further respectively has hole 18 and power connecting sheet 21, and support plate 11 is run through in the hole 18,
Carbon brush 19 and spring 20,21 covering openings 18 of power connecting sheet, described 19 one end of carbon brush are respectively equipped in the hole 18
It stretches out hole 18 to connect with rotor core 4, described 20 one end of spring is connect with 19 other end of carbon brush, 20 other end of spring
It is connect with power connecting sheet 21, structure is simple, does not take up space, and spring 20 is connect with carbon brush 19 and power connecting sheet 21 respectively, convenient for rotor
Electric current imports rotor 7, high reliablity.
2 outer surface of casing is respectively equipped with several card slots 16, and the card slot 16 is along 2 circumferencial direction of casing point
Cloth, 6 inner wall of open slot are equipped with several card columns being clamped with card slot 16, are stuck in open slot 6 convenient for casing 2, just
In installation and removal.
Specifically, the principles of the present invention are setting fore-stock 1, casing 2, after-poppet 3 and rotor core 4, casing 2
Fore-stock 1 and after-poppet 3 are linked together, rotor 7 is fixed on rotor core 4, and 4 both ends of rotor core are rotatably assorted respectively
On fore-stock 1 and after-poppet 3, protrusion 5 is set on fore-stock 1.Open slot 6 is set in protrusion 5, is convenient for 4 installation end of rotor core
In open slot 6, structure is simple in portion, at low cost.
The utility model is not limited to above embodiment, if the various changes or deformation to the utility model do not take off
Spirit and scope from the utility model, if these changes and deformation belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to encompass these changes and deformation.
Claims (7)
1. a kind of permanent magnet direct current motor, it is characterised in that: it includes fore-stock (1), casing (2), after-poppet (3) and rotor iron
Core (4), the fore-stock (1) lower surface are equipped with raised (5), and the open slot that Open Side Down is equipped in the protrusion (5)
(6), the casing (2) is located in open slot (6), and the after-poppet (3) is fixed on raised (5) lower surface, and described turns
The intermediate position of sub- iron core (4) is equipped with rotor (7), and the rotor (7) is rotatably assorted in casing (2), the rotor core
(4) upper end is rotatably assorted at the top of open slot (6), and the rotor core (4) lower end is rotatably assorted on after-poppet (3).
2. permanent magnet direct current motor according to claim 1, it is characterised in that: described rotor core (4) upper and lower ends
It being equipped with bearing (8), the after-poppet (3) is equipped with through-hole (9), through-hole (9) also are provided at the top of the open slot (6),
The bearing (8) is rotatably assorted respectively in through-hole (9).
3. permanent magnet direct current motor according to claim 2, it is characterised in that: the after-poppet (3) includes plate
(10) and two support plates (11) perpendicular to plate (10) upper surface, the support plate is parallel to each other between (11), described
Through-hole (9) be located on plate (10), the support plate (11) lateral surface is equipped with first raised (12), and described first is convex
It plays (12) and is equipped with the first hole (13), the protrusion (5) is equipped with the second hole (14).
4. permanent magnet direct current motor according to claim 3, it is characterised in that: described protrusion (5) lateral surface is along protrusion
(5) length direction is equipped with support column (15), and second hole (14) is located on support column (15).
5. permanent magnet direct current motor according to claim 3, it is characterised in that: plate (10) lower surface is equipped with convex
Platform (17), the through-hole (9) are located on boss (17).
6. permanent magnet direct current motor according to claim 3, it is characterised in that: described support plate (11) lateral surface also divides
Not She You hole (18) and power connecting sheet (21), the hole (18) run through support plate (11), are respectively equipped with carbon in the hole (18)
Brush (19) and spring (20), the power connecting sheet (21) covering openings (18), the carbon brush (19) one end stretch out hole (18) and
Rotor core (4) connection, the spring (20) one end connect with carbon brush (19) other end, the spring (20) other end and
Power connecting sheet (21) connection.
7. permanent magnet direct current motor according to claim 1, it is characterised in that: described casing (2) outer surface is set respectively
There are several card slots (16), the card slot (16) is distributed along casing (2) circumferencial direction, is set on the open slot (6) inner wall
There is the card column of several and card slot (16) clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259681.XU CN209313574U (en) | 2018-12-29 | 2018-12-29 | Permanent magnet direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822259681.XU CN209313574U (en) | 2018-12-29 | 2018-12-29 | Permanent magnet direct current motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209313574U true CN209313574U (en) | 2019-08-27 |
Family
ID=67680072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822259681.XU Active CN209313574U (en) | 2018-12-29 | 2018-12-29 | Permanent magnet direct current motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209313574U (en) |
-
2018
- 2018-12-29 CN CN201822259681.XU patent/CN209313574U/en active Active
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