CN208401670U - A kind of miniature DC motor convenient for brush installation - Google Patents
A kind of miniature DC motor convenient for brush installation Download PDFInfo
- Publication number
- CN208401670U CN208401670U CN201821116915.9U CN201821116915U CN208401670U CN 208401670 U CN208401670 U CN 208401670U CN 201821116915 U CN201821116915 U CN 201821116915U CN 208401670 U CN208401670 U CN 208401670U
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- CN
- China
- Prior art keywords
- brush
- installation
- fixedly connected
- inner cavity
- slip ring
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of miniature DC motors convenient for brush installation, including body, rotation axis is provided at the center of the left side of machine body, keyway is offered on the left of the rotation axis front surface, the right side circumferential direction of the body inner cavity is fixedly connected with baffle ring, the right side of the body inner cavity and the right side circumferential direction for being located at baffle ring are fixedly connected with slip ring, and the right side of the rotation axis is through body and slip ring and the right side for extending to slip ring.The utility model is used cooperatively by setting slip ring, card hole, installation sheet, pressure spring, fixed block, fixed plate, gag lever post, kelly and half arc slot, Fast Installation can be carried out to brush, brush is easier for installation in this way, solves brush during installation, because the installation steps of brush are cumbersome, so that brush consumes a large amount of time during installation, there is the inconvenient problem of installation so as to cause brush, the installation for greatly facilitating brush, is worthy to be popularized.
Description
Technical field
The utility model relates to miniature DC motor technical field, specially a kind of micro DC convenient for brush installation
Machine.
Background technique
Miniature DC motor refers to output or input is the rotating electric machine of direct current energy, referred to as miniature DC motor.
In small household appliances, face cleaning instrument and shaver, miniature DC motor is widely used in a variety of applications, existing miniature straight
During installation, the installation steps of brush are cumbersome for the brush of galvanic electricity machine, so that brush consumes the plenty of time during installation,
There is the inconvenient problem of installation so as to cause brush, greatly reduces the practicability of direct current generator.
Summary of the invention
The purpose of this utility model is to provide a kind of miniature DC motors convenient for brush installation, have Fast Installation
It is inconvenient to solve the problems, such as that installation occurs in brush for advantage.
To achieve the above object, the utility model provides the following technical solutions: a kind of minisize dc convenient for brush installation
Motor, including body are provided with rotation axis at the center of the left side of machine body, offer key on the left of the rotation axis front surface
Slot, the right side circumferential direction of the body inner cavity are fixedly connected with baffle ring, the right side of the body inner cavity and the right side ring for being located at baffle ring
To slip ring is fixedly connected with, body and slip ring and the right side for extending to slip ring are run through in the right side of the rotation axis, the body
Right side is provided with sealing plate, and positioning bolt, the positioning bolt are provided at the top and bottom of the sealing plate right lateral surface
Left side through sealing plate and being threadedly coupled with body；
The top and bottom of the slip ring right lateral surface offer card hole, the top and bottom of the slip ring right lateral surface
It is fixedly connected to locating rod, brush, the top and bottom of the brush left-hand face are arranged on the right side of the rotation axis surface
Portion offers the location hole being used cooperatively with locating rod, and the inner cavity of location hole, the electricity are extended on the right side of the locating rod
It brushes one end far from rotation axis and is fixedly connected with conducting rod, the conducting rod is fixedly connected with installation sheet far from one end of brush,
Kelly is provided on the right side of the installation sheet, the left side of the kelly runs through installation sheet and extends to the inner cavity of card hole, the card
The right side opening on bar surface is equipped with half arc slot, is fixedly connected to fixed block on the right side of the body inner cavity top and bottom, described
Fixed block is fixedly connected with pressure spring far from one end of body, and the pressure spring is fixedly connected with fixed plate far from one end of fixed block,
The fixed plate is fixedly connected with gag lever post far from one end of pressure spring, and the gag lever post extends to half arc far from one end of fixed plate
The bottom of slot inner cavity.
Preferably, the surface of the body is fixedly connected with radiating fin, offers heat release hole on the sealing plate.
Preferably, the top and bottom on the right side of machine body surface offer the positioning spiral shell being used cooperatively with positioning bolt
Hole.
Preferably, the surface of the kelly and the inner cavity of card hole are to be slidably connected.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model by setting slip ring, card hole, installation sheet, pressure spring, fixed block, fixed plate, gag lever post, kelly and
Half arc slot is used cooperatively, can to brush carry out Fast Installation, such brush it is easier for installation, solve brush and installing
When, because the installation steps of brush are cumbersome, so that brush consumes a large amount of time during installation, go out so as to cause brush
Inconvenient problem is now installed, the installation of brush is greatly facilitated, is worthy to be popularized.
2, the utility model facilitates rotation axis to be attached with external device, passes through radiating fin and heat dissipation by keyway
The cooperation in hole can effectively radiate to miniature DC motor, occur that temperature is higher to ask when miniature DC motor being avoided to work
Topic can be carried out effective position to brush, be improved the stability of brush, pass through sealing by the cooperation of locating rod and location hole
Plate can effectively seal body, avoid larger object from entering in body, cause the damage of miniature DC motor.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the enlarged drawing of A in the utility model Fig. 1.
In figure: 1 body, 2 baffle rings, 3 positioning bolts, 4 heat release holes, 5 brushes, 6 locating rods, 7 sealing plates, 8 slip rings, 9 keyways,
10 rotation axis, 11 card holes, 12 installation sheets, 13 pressure springs, 14 fixed blocks, 15 fixed plates, 16 gag lever posts, 17 kellies, 18 half arc slots, 19
Conducting rod.
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.
A kind of miniature DC motor convenient for brush installation referring to FIG. 1-2, including body 1, the center in 1 left side of body
Place is provided with rotation axis 10, offers keyway 9 on the left of 10 front surface of rotation axis, by keyway 9, facilitates rotation axis 10 and the external world
Equipment is attached, and the right side circumferential direction of 1 inner cavity of body is fixedly connected with baffle ring 2, the right side of 1 inner cavity of body and is located at baffle ring 2
Right side circumferential direction is fixedly connected with slip ring 8, and the right side of rotation axis 10 is through body 1 and slip ring 8 and the right side for extending to slip ring 8, machine
The right side of body 1 is provided with sealing plate 7, by sealing plate 7, can effectively be sealed to body 1, larger object is avoided to enter body
In 1, the damage of miniature DC motor is caused, the surface of body 1 is fixedly connected with radiating fin, heat dissipation is offered on sealing plate 7
Hole 4 can effectively radiate to miniature DC motor, avoid miniature DC motor by the cooperation of radiating fin and heat release hole 4
Occur temperature higher problem when work, positioning bolt 3 is provided at the top and bottom of 7 right lateral surface of sealing plate, positions spiral shell
The left side of bolt 3 is threadedly coupled through sealing plate 7 and with body 1, and the top and bottom of 1 right lateral surface of body offer and position
The positioning screw hole that bolt 3 is used cooperatively；
The top and bottom of 8 right lateral surface of slip ring offer card hole 11, and the top and bottom of 8 right lateral surface of slip ring are solid
Surely it is connected with locating rod 6, brush 5 is arranged on the right side of 10 surface of rotation axis, the top and bottom of 5 left-hand face of brush open up
There is the location hole being used cooperatively with locating rod 6, the right side of locating rod 6 extends to the inner cavity of location hole, passes through locating rod 6 and positioning
The cooperation in hole can carry out effective position to brush 5, improve the stability of brush 5, and the one end of brush 5 far from rotation axis 10 is solid
Surely it is connected with conducting rod 19, conducting rod 19 is fixedly connected with installation sheet 12, the right side setting of installation sheet 12 far from one end of brush 5
There is kelly 17, the left side of kelly 17 runs through installation sheet 12 and extends to the inner cavity of card hole 11, surface and the card hole 11 of kelly 17
Inner cavity is to be slidably connected, and the right side opening on 17 surface of kelly is equipped with half arc slot 18, and the right side of 1 inner cavity top of body and bottom is fixed
Be connected with fixed block 14, fixed block 14 is fixedly connected with pressure spring 13 far from one end of body 1, pressure spring 13 far from fixed block 14 one
End is fixedly connected with fixed plate 15, and fixed plate 15 is fixedly connected with gag lever post 16 far from one end of pressure spring 13, and gag lever post 16 is separate
One end of fixed plate 15 extends to the bottom of half arc slot, 18 inner cavity, by setting slip ring 8, card hole 11, installation sheet 12, pressure spring 13,
Fixed block 14, fixed plate 15, gag lever post 16, kelly 17 and half arc slot 18 are used cooperatively, and can carry out Fast Installation to brush 5,
Brush 5 is easier for installation in this way, solves brush 5 during installation, because the installation steps of brush 5 are cumbersome, so that brush 5 exists
The a large amount of time is consumed during installation, the inconvenient problem of installation is occurred so as to cause brush, is greatly facilitated brush
Installation, is worthy to be popularized.
In use, removing sealing plate 7 when brush 5 needs to dismantle, kelly 17 is then rotated, makes gag lever post 16 from half
The inner cavity of arc slot 18 is detached from, and then removes kelly 17, then brush 5 is pulled to remove brush 5, when brush 5 needs to install,
By brush place with rotation axis surface 10, by kelly 17 be inserted into card hole 11 inner cavity, then rotate kelly 17, make gag lever post 16 by
It is progressive enter half arc slot 18 inner cavity, pressure spring 13 is squeezed in the process, complete operation.
In summary: should convenient for brush installation miniature DC motor, by setting slip ring 8, card hole 11, installation sheet 12,
Pressure spring 13, fixed block 14, fixed plate 15, gag lever post 16, kelly 17 and half arc slot 18 are used cooperatively, and are solved brush and are pacified
Fill inconvenient problem.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of miniature DC motor convenient for brush installation, including body (1), it is characterised in that: on the left of the body (1)
It is provided at center rotation axis (10), is offered keyway (9) on the left of rotation axis (10) front surface, in the body (1)
The right side circumferential direction of chamber is fixedly connected with baffle ring (2), the right side of body (1) the inner cavity and right side circumferential direction for being located at baffle ring (2) is solid
Surely it is connected with slip ring (8), the right side of the rotation axis (10) is through body (1) and slip ring (8) and the right side for extending to slip ring (8)
Side is provided with sealing plate (7) on the right side of the body (1), is provided at the top and bottom of sealing plate (7) right lateral surface
The left side of positioning bolt (3), the positioning bolt (3) is threadedly coupled through sealing plate (7) and with body (1)；
The top and bottom of slip ring (8) right lateral surface offer card hole (11), the top of slip ring (8) right lateral surface
It is fixedly connected to locating rod (6), is arranged with brush (5) on the right side of rotation axis (10) surface, the brush (5) with bottom
The top and bottom of left-hand face offer the location hole being used cooperatively with locating rod (6), prolong on the right side of the locating rod (6)
The inner cavity of location hole is extended to, the brush (5) is fixedly connected with conducting rod (19), the conduction far from the one end of rotation axis (10)
Bar (19) is fixedly connected with installation sheet (12) far from the one end of brush (5), is provided with kelly on the right side of the installation sheet (12)
(17), the left side of the kelly (17) runs through installation sheet (12) and extends to the inner cavity of card hole (11), kelly (17) surface
Right side opening be equipped with half arc slot (18), be fixedly connected to fixed block (14) on the right side of body (1) inner cavity top and bottom,
The fixed block (14) is fixedly connected with pressure spring (13) far from the one end of body (1), and the pressure spring (13) is far from fixed block (14)
One end be fixedly connected with fixed plate (15), the fixed plate (15) is fixedly connected with gag lever post far from the one end of pressure spring (13)
(16), the gag lever post (16) extends to the bottom of half arc slot (18) inner cavity far from the one end of fixed plate (15).
2. a kind of miniature DC motor convenient for brush installation according to claim 1, it is characterised in that: the body
(1) surface is fixedly connected with radiating fin, offers heat release hole (4) on the sealing plate (7).
3. a kind of miniature DC motor convenient for brush installation according to claim 1, it is characterised in that: the body
(1) top and bottom of right lateral surface offer the positioning screw hole being used cooperatively with positioning bolt (3).
4. a kind of miniature DC motor convenient for brush installation according to claim 1, it is characterised in that: the kelly
(17) surface and the inner cavity of card hole (11) are to be slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116915.9U CN208401670U (en) | 2018-07-16 | 2018-07-16 | A kind of miniature DC motor convenient for brush installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116915.9U CN208401670U (en) | 2018-07-16 | 2018-07-16 | A kind of miniature DC motor convenient for brush installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208401670U true CN208401670U (en) | 2019-01-18 |
Family
ID=65130386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821116915.9U Expired - Fee Related CN208401670U (en) | 2018-07-16 | 2018-07-16 | A kind of miniature DC motor convenient for brush installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208401670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112953089A (en) * | 2019-12-11 | 2021-06-11 | 江苏民威电碳科技有限公司 | Electric brush for direct current motor with positioning function |
-
2018
- 2018-07-16 CN CN201821116915.9U patent/CN208401670U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112953089A (en) * | 2019-12-11 | 2021-06-11 | 江苏民威电碳科技有限公司 | Electric brush for direct current motor with positioning function |
| CN112953089B (en) * | 2019-12-11 | 2024-10-15 | 江苏民威电碳科技有限公司 | Electric brush with positioning function for direct current motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 Termination date: 20210716 |