CN214205269U - Motor with novel groove forming type commutator - Google Patents
Motor with novel groove forming type commutator Download PDFInfo
- Publication number
- CN214205269U CN214205269U CN202023084123.8U CN202023084123U CN214205269U CN 214205269 U CN214205269 U CN 214205269U CN 202023084123 U CN202023084123 U CN 202023084123U CN 214205269 U CN214205269 U CN 214205269U
- Authority
- CN
- China
- Prior art keywords
- commutator
- motor
- magnetic pole
- rotor
- shell
- 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.)
- Expired - Fee Related
Links
- 239000010445 mica Substances 0.000 claims abstract description 17
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 claims description 15
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000005674 electromagnetic induction Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
Images
Landscapes
- Dc Machiner (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a motor of new type groove shaping commutator is equipped with relates to motor preparation technical field, the utility model discloses a shell, commutator body, rotor arrangement and heat abstractor, the heating panel is connected with the through-hole, front end housing surface and shell body internal surface connection, and the bearing surface is connected with the round hole, pivot surface and bearing internal surface connection, insulating sleeve and pivot normal running fit, and the mounting panel upper surface is connected with front end housing lower surface, rotatory piece and pivot normal running fit, fan and pivot normal running fit. The utility model relates to a motor of novel groove shaping formula commutator is equipped with through setting up the groove between the piece between mica sheet and commutator segment, makes the insulating layer width between the commutator segment equal the width in twice groove between the piece and the width sum of mica sheet, makes the insulating properties between the commutator segment fabulous, and is equipped with two brushes and rubs with the commutator segment, makes the difficult short circuit that takes place of motor, has prolonged the life of commutator body.
Description
Technical Field
The utility model relates to a motor preparation technical field, in particular to be equipped with novel groove shaping formula commutator's motor.
Background
The commutator is an important part of the armature of the motor, and is composed of a plurality of copper sheets separated by mica sheets to form a cylinder or a disk, each copper sheet is connected with a plurality of armature winding elements, and the copper sheets are sequentially contacted with fixed brushes when the armature rotates.
The insulating property of the commutator between each copper sheet of the existing commutator is poor, the condition of short circuit can be caused after long-time use, and the replacement of an electric brush is inconvenient, therefore, a motor provided with a novel groove forming type commutator is provided.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a motor with a new slot-forming commutator, which can effectively solve the problem of inconvenient short circuit and brush replacement caused by long-time use in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a motor provided with a novel groove-forming type commutator comprises a shell, a commutator body, a rotor device and a heat dissipation device, wherein the shell comprises a shell body, a heat dissipation plate, a front end cover, a bearing and a rotating shaft, a through hole is formed in the lower surface of the shell body, the heat dissipation plate is connected with the through hole, the outer surface of the front end cover is connected with the inner surface of the shell body, a round hole is formed in one side surface of the front end cover, the outer surface of the bearing is connected with the round hole, the outer surface of the rotating shaft is connected with the inner surface of the bearing, the commutator body comprises a welding wire plate, an insulating sleeve and a mounting plate, the insulating sleeve is in rotating fit with the rotating shaft, the upper surface of the mounting plate is connected with the lower surface of the front end cover, the rotor device comprises a rotor core, the rotor core is in rotating fit with the rotating shaft, the heat dissipation device comprises a rotating block and a fan, the rotating block is in rotating fit with the rotating shaft, the fan is rotationally matched with the rotating shaft.
Preferably, the housing further includes a positive magnetic pole, a negative magnetic pole and stator windings, one side surface of the positive magnetic pole is connected with the inner surface of the housing body, one side surface of the negative magnetic pole is connected with the inner surface of the housing body, the two stator windings are respectively installed on the other side surface of the positive magnetic pole and the other side surface of the negative magnetic pole, the positive and negative magnetic poles are used for matching the rotor device and the commutator body, and the rotating shaft can continuously rotate through electromagnetic induction during rotation.
Preferably, the commutator body still includes commutator segment, mica sheet, inter-segment groove and brush, two the brush upper surface all is connected with the mounting panel lower surface, and is a plurality of commutator segment a side surface all with insulating sleeve surface connection, a plurality of mica sheet a side surface all with insulating sleeve surface connection, a plurality of be equipped with a plurality of inter-segment grooves between mica sheet and the commutator segment, increase the insulating layer between the commutator segment through setting up the inter-segment groove, make insulating efficiency better.
Preferably, the rotor device further includes rotor windings and connecting blocks, two of the connecting blocks are respectively connected to surfaces of two sides of the rotor core, one of the surfaces of two of the rotor windings is respectively connected to surfaces of two sides of the rotor core, and the rotor device continuously rotates by means of magnetic field force of electromagnetic induction.
Preferably, the heat dissipation device further comprises a baffle and a support plate, the inner surface of the baffle is connected with the outer surface of the rotating block, the lower surfaces of the support plates are connected with the upper surface of the baffle, and the heat dissipation device is used for dissipating heat inside the motor.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in, through set up the inter-sheet groove between mica sheet and commutator segment, make the insulating layer width between the commutator segment equal the width in the inter-sheet groove of twice and the width sum of mica sheet, insulating properties between the commutator segment is fabulous, and be equipped with two brushes and rub with the commutator segment, make the difficult short circuit that takes place of motor, and when the commutator body is high-speed rotatory, heat abstractor can dispel the heat for the motor is inside, extension fixture's life, the commutator segment that this realization of commutator takes place when the motor is high-speed rotatory jumps the piece and the condition of flying the piece has been eliminated, the life of commutator body has been prolonged.
Drawings
FIG. 1 is a schematic view of the overall external structure of a motor equipped with a novel slot-forming commutator of the present invention;
fig. 2 is an isometric view of a motor incorporating the novel slot-formed commutator of the present invention;
FIG. 3 is a schematic structural view of a commutator body of a motor equipped with a novel slot-forming commutator of the present invention;
fig. 4 is a schematic structural view of a rotor device of a motor equipped with a novel slot-forming commutator of the present invention.
In the figure: 100. a housing; 110. a positive magnetic pole; 120. a negative magnetic pole; 130. a stator winding; 140. a heat dissipation plate; 150. a front end cover; 160. a bearing; 170. a rotating shaft; 200. a commutator body; 210. a commutator segment; 220. mica sheets; 230. an inter-chip slot; 240. a wire bonding plate; 250. an insulating sleeve; 260. an electric brush; 270. mounting a plate; 300. a rotor arrangement; 310. a rotor core; 320. a rotor winding; 330. connecting blocks; 400. a heat sink; 410. rotating the block; 420. a baffle plate; 430. a support plate; 440. a fan.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention relates to a motor with a new slot-forming commutator, including a housing 100, a commutator body 200, a rotor device 300 and a heat sink 400, the housing 100 includes a housing body, a heat sink 140, a front cover 150, a bearing 160 and a shaft 170, a through hole is provided on the lower surface of the housing body, the heat sink 140 is connected with the through hole, the outer surface of the front cover 150 is connected with the inner surface of the housing body, a side surface of the front cover 150 is provided with a circular hole, the outer surface of the bearing 160 is connected with the circular hole, the outer surface of the shaft 170 is connected with the inner surface of the bearing 160, the commutator body 200 includes a welding wire plate 240, an insulating sleeve 250 and a mounting plate 270, the insulating sleeve 250 is rotatably fitted with the shaft 170, the upper surface of the mounting plate 270 is connected with the lower surface of the front cover 150, the rotor device 300 includes a rotor core 310, the rotor core 310 is rotatably fitted with the shaft 170, the heat sink 400 includes a rotary block 410 and a fan 440, the rotating block 410 is rotatably engaged with the rotating shaft 170, and the fan 440 is rotatably engaged with the rotating shaft 170.
Further, the casing 100 further includes a positive magnetic pole 110, a negative magnetic pole 120 and stator windings 130, wherein one side surface of the positive magnetic pole 110 is connected to the inner surface of the casing body, one side surface of the negative magnetic pole 120 is connected to the inner surface of the casing body, the two stator windings 130 are respectively mounted on the other side surface of the positive magnetic pole 110 and the other side surface of the negative magnetic pole 120, the positive and negative magnetic poles are used for matching the rotor device 300 and the commutator body 200, and the rotating shaft 170 can continuously rotate through electromagnetic induction during rotation.
Further, the commutator body 200 further includes commutator segments 210, mica plates 220, inter-segment grooves 230 and brushes 260, the upper surfaces of the two brushes 260 are connected with the lower surface of the mounting plate 270, one side surfaces of the plurality of commutator segments 210 are connected with the outer surface of the insulating sleeve 250, one side surfaces of the plurality of mica plates 220 are connected with the outer surface of the insulating sleeve 250, the plurality of inter-segment grooves 230 are arranged between the plurality of mica plates 220 and the commutator segments 210, the insulating layer between the commutator segments 210 is increased by arranging the inter-segment grooves 230, and the insulating efficiency is better.
Further, the rotor apparatus 300 further includes rotor windings 320 and connection blocks 330, one side surfaces of the two connection blocks 330 are respectively connected to two side surfaces of the rotor core 310, one side surfaces of the two rotor windings 320 are respectively connected to two side surfaces of the rotor core 310, and the rotor apparatus 300 continuously rotates by a magnetic field force of electromagnetic induction.
Further, the heat dissipation device 400 further includes a baffle 420 and support plates 430, an inner surface of the baffle 420 is connected with an outer surface of the rotating block 410, lower surfaces of the support plates 430 are connected with an upper surface of the baffle 420, and the heat dissipation device 400 is used for dissipating heat inside the motor.
The working principle of the utility model is as follows:
referring to fig. 1-4, the utility model relates to a motor of novel groove shaping commutator is equipped with, through set up interplate groove 230 between mica sheet 220 and commutator 210, make the insulating layer width between the commutator 210 equal the width of twice interplate groove 230 and the width sum of mica sheet 220, make the insulating properties between commutator 210 excellent, and be equipped with two brushes 260 and rub with commutator 210, make the difficult short circuit that takes place of motor, and when commutator body 200 rotates at a high speed, heat abstractor 400 can dispel the heat for the motor is inside, the life of extension fixture, the commutator 210 that commutator body 200 can take place when the motor rotates at a high speed has been eliminated and the condition of the commutator 210 jump piece and the flying piece, the life of commutator body 200 has been prolonged.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a motor of novel groove profile form commutator is equipped with, includes shell (100), commutator body (200), rotor device (300) and heat abstractor (400), its characterized in that: the shell (100) comprises a shell body, a heat dissipation plate (140), a front end cover (150), a bearing (160) and a rotating shaft (170), wherein a through hole is formed in the lower surface of the shell body, the heat dissipation plate (140) is connected with the through hole, the outer surface of the front end cover (150) is connected with the inner surface of the shell body, a round hole is formed in one side surface of the front end cover (150), the outer surface of the bearing (160) is connected with the round hole, the outer surface of the rotating shaft (170) is connected with the inner surface of the bearing (160), the commutator body (200) comprises a welding wire plate (240), an insulating sleeve (250) and a mounting plate (270), the insulating sleeve (250) is in rotating fit with the rotating shaft (170), the upper surface of the mounting plate (270) is connected with the lower surface of the front end cover (150), the rotor device (300) comprises a rotor core (, the heat dissipation device (400) comprises a rotating block (410) and a fan (440), wherein the rotating block (410) is in rotating fit with the rotating shaft (170), and the fan (440) is in rotating fit with the rotating shaft (170).
2. The motor with the new slot-formed commutator of claim 1, wherein: the shell (100) further comprises a positive magnetic pole (110), a negative magnetic pole (120) and stator windings (130), wherein one side surface of the positive magnetic pole (110) is connected with the inner surface of the shell body, one side surface of the negative magnetic pole (120) is connected with the inner surface of the shell body, and the two stator windings (130) are respectively arranged on the other side surface of the positive magnetic pole (110) and the other side surface of the negative magnetic pole (120).
3. The motor with the new slot-formed commutator of claim 1, wherein: commutator body (200) still includes commutator segment (210), mica sheet (220), interplate groove (230) and brush (260), two brush (260) upper surface all is connected with mounting panel (270) lower surface, and is a plurality of commutator segment (210) a side surface all with insulating sleeve (250) surface connection, a plurality of mica sheet (220) a side surface all with insulating sleeve (250) surface connection, a plurality of be equipped with a plurality of interplate grooves (230) between mica sheet (220) and commutator segment (210).
4. The motor with the new slot-formed commutator of claim 1, wherein: the rotor device (300) further comprises rotor windings (320) and connecting blocks (330), one side surface of each connecting block (330) is connected with the surfaces of the two sides of the rotor core (310), and one side surface of each rotor winding (320) is connected with the surfaces of the two sides of the rotor core (310).
5. The motor with the new slot-formed commutator of claim 1, wherein: the heat dissipation device (400) further comprises a baffle (420) and support plates (430), the inner surface of the baffle (420) is connected with the outer surface of the rotating block (410), and the lower surfaces of the support plates (430) are connected with the upper surface of the baffle (420).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023084123.8U CN214205269U (en) | 2020-12-21 | 2020-12-21 | Motor with novel groove forming type commutator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023084123.8U CN214205269U (en) | 2020-12-21 | 2020-12-21 | Motor with novel groove forming type commutator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214205269U true CN214205269U (en) | 2021-09-14 |
Family
ID=77654387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023084123.8U Expired - Fee Related CN214205269U (en) | 2020-12-21 | 2020-12-21 | Motor with novel groove forming type commutator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214205269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114301215A (en) * | 2021-12-11 | 2022-04-08 | 申涛 | Electric machine |
-
2020
- 2020-12-21 CN CN202023084123.8U patent/CN214205269U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114301215A (en) * | 2021-12-11 | 2022-04-08 | 申涛 | Electric machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101409490B (en) | Motor | |
| CN201374636Y (en) | Coreless direct current brushless motor and motor driven tool | |
| CN214205269U (en) | Motor with novel groove forming type commutator | |
| CN213879575U (en) | Electric machine | |
| CN117639390B (en) | Brushless DC motor for dust collector | |
| CN205029533U (en) | Integral type alternating current -direct current motor | |
| CN219164387U (en) | Self-radiating brushless motor with spiral guide vanes | |
| CN113765278B (en) | Four-stage motor | |
| CN215580762U (en) | Heat dissipation enhancement mode motor coil | |
| CN213027583U (en) | Permanent magnet DC brushless motor | |
| CN115765324A (en) | A heat dissipation structure of brushless motor based on phase change heat pipe | |
| CN209375321U (en) | A kind of radiator structure of external rotor electric machine | |
| CN209844654U (en) | Sound wave motor for electric toothbrush | |
| CN222192088U (en) | A spark-proof brushed motor with chip capacitors | |
| CN210839085U (en) | Motor stator with insulating sleeve | |
| CN221929512U (en) | DC torque motor | |
| CN221669658U (en) | Electric tool motor | |
| CN114640232B (en) | Side-by-side double-stator staggered-tooth permanent magnet vernier motor | |
| CN222192002U (en) | A micro brushed motor structure | |
| CN219918530U (en) | Motor with a motor housing | |
| CN217824467U (en) | Motor rotor structure for compressor | |
| CN219372107U (en) | Axial flux motor with cooling structure | |
| CN210052394U (en) | A DC motor disassembly model for teaching the principles of numerical control | |
| CN219067970U (en) | A precision micro motor for smart door lock | |
| CN213151791U (en) | ZZFB rotor closed type DC motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |