CN210431164U - Glass-free brazing ring and ceramic bar commutator - Google Patents
Glass-free brazing ring and ceramic bar commutator Download PDFInfo
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- CN210431164U CN210431164U CN201921701571.2U CN201921701571U CN210431164U CN 210431164 U CN210431164 U CN 210431164U CN 201921701571 U CN201921701571 U CN 201921701571U CN 210431164 U CN210431164 U CN 210431164U
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Abstract
The utility model relates to a commutator technical field specifically is a there is porcelain strip commutator to no glass borer dimension circle, including vertical through-hole and interior loop layer, one side fixedly connected with insulating layer on interior loop layer, one side fixedly connected with outer loop layer of insulating layer, one side fixedly connected with sleeve on interior loop layer, the vertical through-hole of telescopic one side fixedly connected with, the top fixedly connected with conductor connection piece on outer loop layer, the top fixedly connected with wire hook of conductor connection piece. This no glass borer dimension circle has porcelain strip commutator, through setting up the insulating layer, one side fixedly connected with insulating piece of insulating layer, the material of insulating piece is the mica sheet, there is insulating effect, through setting up the porcelain strip, one side fixedly connected with commutator segment of porcelain strip, one side fixedly connected with outer loop layer of commutator segment, the central axis symmetry about vertical through-hole of porcelain strip, the porcelain strip has insulating effect, the heat resistance is fabulous, when commutator segment and brush move, reduce magnetic field interference, increase the result of use.
Description
Technical Field
The utility model relates to a commutator technical field specifically is a no glass borer dimension circle has porcelain strip commutator.
Background
When the motor rotates, the related winding coil passes through the same directional magnetic field twice every revolution, so that the direction of induced current in the winding is changed, the function of the commutator is to make the direction of output current unchanged, the commutator is used on the direct current motor, and the principle is that, when the coil passes through the current, the coil can rotate under the action of the permanent magnet through attractive force and repulsive force, when it is rotated to balance with the magnet, the original electrified wire is separated from the brush than the contact sheet on the corresponding commutator, the electric brush is connected to the contact corresponding to the group of coils generating the driving force, so that the direct current motor rotates continuously and repeatedly, and at the moment that the inductance is disconnected every time the existing commutator is switched on when in work, sparks generated between the electric brush and the commutator segments generate a large amount of electromagnetic interference to the outside, thereby influencing the normal work of nearby electronic equipment.
The existing commutator has the following defects:
1. at the moment that the inductance is disconnected every time when the existing commutator is commutated once during working, sparks generated between the electric brush and the commutator segment generate a large amount of electromagnetic interference to the outside, and normal work of nearby electronic equipment is influenced;
2. when the existing commutator is used, huge loss is generated between the electric brush and the commutator segment, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a no glass borer dimension circle has porcelain strip commutator, through setting up insulating piece and porcelain strip, one side fixedly connected with insulating layer of insulating piece has insulating effect, when commutator segment and brush motion, can reduce magnetic field interference, increase the result of use, one side fixedly connected with porcelain strip of commutator segment, the hardness of porcelain strip is high, can reduce the wearing and tearing between the rotor of commutator and motor, increase motor life, the problem of proposing among the above-mentioned background art has been solved.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a glass-free brazing ring commutator with a porcelain strip comprises a vertical through hole and an inner ring layer, wherein an insulating layer is fixedly connected to one side of the inner ring layer, an outer ring layer is fixedly connected to one side of the insulating layer, a sleeve is fixedly connected to one side of the inner ring layer, a vertical through hole is fixedly connected to one side of the sleeve, a conductor connecting sheet is fixedly connected to the top of the outer ring layer, a wire hanging hook is fixedly connected to the top of the conductor connecting sheet, a commutator bar is fixedly connected to one side of the outer ring layer, a commutator groove is formed in one side of the commutator bar, a commutator groove is formed in the top of the insulating layer, a groove is formed in one side of the inner ring layer, a first connecting sheet is fixedly connected to the top of the insulating layer, and a second connecting sheet is fixedly connected to the top of the inner ring layer, one side fixedly connected with third connection piece of interior loop layer, one side fixedly connected with insulating piece of insulating layer.
Optionally, the conductor connecting sheet and the wire hanging hook are fixedly connected by welding.
Optionally, one side of the commutator segment is fixedly connected with an insulating sheet.
Optionally, the insulating sheet is made of mica sheets.
Optionally, the number of the commutator segments is twenty-four, the commutator segments are centrosymmetric about the axis of the vertical through hole, and the positions of the ceramic bars are matched with the commutator segments.
Optionally, the end of the wire hook is arc-shaped.
Optionally, the height of the inner ring layer is higher than that of the insulating layer, and the height of the insulating layer is higher than that of the outer ring layer.
Optionally, the first connecting sheet, the second connecting sheet and the third connecting sheet are all graphite sheets.
(III) advantageous effects
The utility model provides a there is not glass borer to enclose has porcelain strip commutator possesses following beneficial effect:
(1) this no glass borer dimension circle has porcelain strip commutator, through setting up the insulating layer, one side fixedly connected with insulating piece of insulating layer, the material of insulating piece is the mica sheet, there is insulating effect, through setting up the porcelain strip, one side fixedly connected with commutator segment of porcelain strip, one side fixedly connected with outer loop layer of commutator segment, the central axis symmetry about vertical through-hole of porcelain strip, the porcelain strip has insulating effect, the heat resistance is fabulous, when commutator segment and brush move, can reduce magnetic field interference, increase the result of use.
(2) This no glass borer dimension circle has porcelain strip commutator, and through setting up the conductor connection piece, the top fixedly connected with hanging wire hook of conductor connection piece fixes the coil in the inside of hanging wire hook during the use, simple structure, through setting up the outer loop layer, one side fixedly connected with commutator segment on outer loop layer, one side fixedly connected with porcelain strip of commutator segment, the hardness of porcelain strip is high, can reduce the wearing and tearing between the rotor of commutator and motor, increases motor life.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is a schematic top view of the present invention.
In the figure: the novel cable comprises 1-vertical through holes, 2-inner ring layers, 3-insulating layers, 4-outer ring layers, 5-sleeves, 6-conductor connecting sheets, 7-wire hanging hooks, 8-commutator segments, 9-ceramic strips, 10-commutator grooves, 11-grooves, 12-first connecting sheets, 13-second connecting sheets, 14-third connecting sheets and 15-insulating sheets.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: a glass-free brazing ring commutator with a porcelain strip comprises a vertical through hole 1 and an inner ring layer 2, wherein one side of the inner ring layer 2 is fixedly connected with an insulating layer 3, one side of the insulating layer 3 is fixedly connected with an outer ring layer 4, one side of the inner ring layer 2 is fixedly connected with a sleeve 5, one side of the sleeve 5 is fixedly connected with the vertical through hole 1, the top of the outer ring layer 4 is fixedly connected with a conductor connecting sheet 6, the top of the conductor connecting sheet 6 is fixedly connected with a wire hanging hook 7, one side of the outer ring layer 4 is fixedly connected with a commutator segment 8, one side of the commutator segment 8 is fixedly connected with a porcelain strip 9, one side of the commutator segment 8 is provided with a commutator groove 10, one side of the outer ring layer 4 is provided with a commutator groove 10, the top of the insulating layer 3 is provided with a groove 11, one side of the inner ring layer 2 is provided with a groove 11, one side of the inner ring layer 2 is fixedly connected with a third connecting sheet 14, and one side of the insulating layer 3 is fixedly connected with an insulating sheet 15.
As an optional technical solution of the utility model:
the conductor connecting sheet 6 and the wire hanging hook 7 are fixedly connected by welding.
As an optional technical solution of the utility model:
one side of the commutator segment 8 is fixedly connected with an insulating sheet 15.
As an optional technical solution of the utility model:
the insulating sheet 15 is made of mica sheets, the mica sheets are made of thick mica through peeling, thickness setting, cutting or punching, and the mica sheets have mica parts with certain thickness and certain shape, have good heat resistance and are insulating materials.
As an optional technical solution of the utility model:
the number of the commutator segments 8 is twenty-four, the commutator segments 8 are centrosymmetric about the axis of the vertical through hole 1, and the positions of the porcelain bars 9 are matched with the commutator segments 8.
As an optional technical solution of the utility model:
the end of the wire hanging hook 7 is arc-shaped, so that the coil can be conveniently fixed in the wire hanging hook 7.
As an optional technical solution of the utility model:
the height of the inner ring layer 2 is higher than that of the insulating layer 3, and the height of the insulating layer 3 is higher than that of the outer ring layer.
As an optional technical solution of the utility model:
the first connecting sheet 12, the second connecting sheet 13 and the third connecting sheet 14 are all graphite sheets, and the graphite sheets are brand-new heat-conducting and heat-dissipating materials, conduct heat uniformly along two directions and increase the heat-dissipating speed.
When the motor is used, a commutator is fixed on a motor shaft through the vertical through hole 1, a coil is fixed inside the wire hanging hook 7, after the coil passes through current, the coil can rotate under the action of the permanent magnet through attractive force and repulsive force, when the coil rotates to be balanced with the magnet, a commutator bar 8 on the commutator corresponding to the original electrified wire is separated from an electric brush, the electric brush is connected to a contact sheet corresponding to the group of coils generating the driving force, the direct-current motor rotates continuously and repeatedly, a porcelain bar 9 is fixedly connected to one side of the commutator bar 8, the porcelain bar 9 has an insulating effect and is extremely good in heat resistance, when the commutator bar 8 moves with the electric brush, magnetic field interference can be reduced, the using effect is improved, the porcelain bar 9 can reduce abrasion of the commutator bar 8, and the service life of the motor is prolonged.
To sum up, the glass-free brazing fiber ring is provided with the ceramic bar commutator, when the glass-free brazing fiber ring is used, the insulating sheet 15 is fixedly connected to one side of the insulating layer 3 through the insulating layer 3, the insulating sheet 15 is made of mica sheets and has an insulating effect, the commutator bar 8 is fixedly connected to one side of the ceramic bar 9 through the ceramic bar 9, the outer ring layer 4 is fixedly connected to one side of the commutator bar 8, the ceramic bar 9 is symmetrical about the central axis of the vertical through hole 1, the ceramic bar 9 has an insulating effect and is excellent in heat resistance, and when the commutator bar 8 moves with an electric brush, magnetic field interference can be reduced, and the using effect is improved; through setting up conductor connection piece 6, the top fixedly connected with hanging wire hook 7 of conductor connection piece 6, fix the coil in the inside of hanging wire hook 7 during the use, simple structure, through setting up outer loop layer 4, one side fixedly connected with commutator segment 8 of outer loop layer 4, one side fixedly connected with porcelain strip 9 of commutator segment 8, the hardness of porcelain strip 9 is high, can reduce the wearing and tearing between the rotor of commutator and motor, increases motor life.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a no glass borer dimension circle has porcelain strip commutator which characterized in that: comprises a vertical through hole (1) and an inner ring layer (2), one side of the inner ring layer (2) is fixedly connected with an insulating layer (3), one side of the insulating layer (3) is fixedly connected with an outer ring layer (4), one side of the inner ring layer (2) is fixedly connected with a sleeve (5), one side of the sleeve (5) is fixedly connected with the vertical through hole (1), the top of the outer ring layer (4) is fixedly connected with a conductor connecting sheet (6), the top of the conductor connecting sheet (6) is fixedly connected with a wire hanging hook (7), one side of the outer ring layer (4) is fixedly connected with a commutator bar (8), one side of the commutator bar (8) is fixedly connected with a porcelain bar (9), one side of the commutator bar (8) is provided with a commutation groove (10), one side of the outer ring layer (4) is provided with a commutation groove (10), the top of the insulating layer (3) is provided with, one side of interior loop layer (2) is provided with recess (11), the first connection piece of top fixedly connected with (12) of insulating layer (3), the top fixedly connected with second connection piece (13) of interior loop layer (2), one side fixedly connected with third connection piece (14) of interior loop layer (2), one side fixedly connected with insulating piece (15) of insulating layer (3).
2. A glass-free solder ring and ceramic bar commutator as claimed in claim 1, in which the conductor tabs (6) and the wire hooks (7) are fixedly connected by welding.
3. A glass-free, wire-ring, and bar commutator as claimed in claim 1, in which the commutator segments (8) are fixedly connected on one side to an insulating sheet (15).
4. A glass-free, wire-loop, ceramic-strip commutator as claimed in claim 1, characterized in that the insulating sheet (15) is made of mica.
5. A glass-free brazing ring and porcelain strip commutator according to claim 1, wherein the number of the commutator segments (8) is twenty-four, the commutator segments (8) are centrosymmetric with respect to the axis of the vertical through hole (1), and the positions of the porcelain strips (9) are matched with the commutator segments (8).
6. A glass-free, wire-loop, porcelain-strip commutator as claimed in claim 5, in which the end of the wire-hook (7) is shaped as a circular arc.
7. A glass-free, wire-loop, porcelain-strip commutator as claimed in claim 1, in which the height of the inner annular layer (2) is greater than that of the insulating layer (3), and the height of the insulating layer (3) is greater than that of the outer annular layer.
8. A glass-free bead-and-strip commutator as claimed in claim 1, in which the first (12), second (13) and third (14) tabs are of graphite sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921701571.2U CN210431164U (en) | 2019-10-11 | 2019-10-11 | Glass-free brazing ring and ceramic bar commutator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921701571.2U CN210431164U (en) | 2019-10-11 | 2019-10-11 | Glass-free brazing ring and ceramic bar commutator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210431164U true CN210431164U (en) | 2020-04-28 |
Family
ID=70370005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921701571.2U Active CN210431164U (en) | 2019-10-11 | 2019-10-11 | Glass-free brazing ring and ceramic bar commutator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210431164U (en) |
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2019
- 2019-10-11 CN CN201921701571.2U patent/CN210431164U/en active Active
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