CN206076688U - Diverter and its housing - Google Patents
Diverter and its housing Download PDFInfo
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- CN206076688U CN206076688U CN201621084596.9U CN201621084596U CN206076688U CN 206076688 U CN206076688 U CN 206076688U CN 201621084596 U CN201621084596 U CN 201621084596U CN 206076688 U CN206076688 U CN 206076688U
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- diverter
- hook
- diverter housing
- groove
- housing
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Abstract
This utility model provides a kind of diverter and its housing, wherein, diverter housing includes the body of the cylinder with central axis hole, circumferentially distributed in inner body wall to have some axially extending grooves, and the axial positions being located between adjacent grooves in inner body wall form least one set coupler body.By way of being combined with coupler body using groove, the conjugation between diverter housing and the insulating body of injection mo(u)lding is made to be significantly improved, simultaneously, reduce the radial diameter of body by opening up groove, effectively reduce the deflection caused by electric motor erection welding, so as to ensure that diverter housing circularity and molding after commutator segment between segment difference.
Description
Technical field
This utility model is related to commutator topology field, and in particular to a kind of diverter and its housing.
Background technology
Diverter is one of critical piece of brush motor, is widely used in electric motor, and which is according to manufacturer
Method is broadly divided into insert piece type reverser and rolling diverter.Insert piece type reverser is typically using the single commutator segment copper of the row's of drawing punching
Piece, then through screening operation, most after Jing injection steps make.Rolling diverter is typically adopted by after the punching of copper sheet material, bending
Copper shell is formed, by it and insulating body injection mo(u)lding after cleaning, then turning, groove milling forms single commutator segment, eventually pass
Crotch is made.Wherein, rolling diverter reduces the operation of artificial inserted sheet to a certain extent relative to insert piece type reverser, therefore
Production efficiency is improve, cost of labor is reduced.
As shown in figure 1, the upper and lower ends of the inwall axial location of traditional diverter housing 1 ' are provided with opposite bending
Hook 2 ', so as to insulating body 3 ' is firm be molded in diverter housing 1 ', and then simple structure, easy-formation.But, due to
In production process, diverter housing adopts metal material of copper, insulating body 3 ' typically to adopt bakelite, bakelite and diverter housing 1 '
Inwall be nature laminating, conjugation is low between the two, and it is different from the shrinkage factor of copper product to add bakelite, after heat treatment,
Diverter housing 1 ' is larger compared to bakelite deformation, and then again by diverter and motor erection welding, diverter housing 1 ' is radially
Deflection is further change in, in turn result in diverter housing 1 ' circularity and molding after commutator segment between Change of gravity difference of surveying segments increase
Greatly, the final overall performance for affecting electric motor.Therefore, the conjugation between bakelite and diverter housing how is improved, to subtract
After fractional motor erection welding, the deflection of diverter housing becomes nowadays problem demanding prompt solution.
Utility model content
For this purpose, the technical problems to be solved in the utility model is to overcome diverter housing and the injection mo(u)lding of prior art
Bakelite conjugation it is low, in turn result in diverter housing circularity and molding after commutator segment between Change of gravity difference of surveying segments increase
Technological deficiency, so as to provide a kind of and high diverter housing of bakelite conjugation.
To achieve these goals, this utility model provides a kind of diverter housing, including the cylinder with central axis hole
Body, it is circumferentially distributed in inner body wall to have some axially extending grooves, in inner body wall be located at adjacent grooves between
Axial positions form least one set coupler body.
Preferably, the end of the two side of groove stretches to form hook towards bottom land angle folding respectively, on two side
Hook radially relatively close extension.
Preferably, groove is the dovetail groove or T-slot that width radially increases.
Preferably, each group of coupler body includes upper hook body and the axial corresponding lower hook body below upper hook body therewith,
Upper hook body is extend inwardly downward hook-shaped, and lower hook body is inwardly upwardly extending hook-shaped.
Preferably, each group of coupler body includes upper hook body and the axial corresponding lower hook body below upper hook body therewith,
Upper hook body is inwardly upwardly extending hook-shaped, and lower hook body is extend inwardly downward hook-shaped.
Preferably, every group of coupler body projects molding towards the radial direction of cylindrical body, every group of coupler body has a ditch
Groove, groove have two relative side walls, radial direction inwardly open extension of the side wall towards cylindrical body.
Preferably, the upper surface of body is circumferentially arranged some equally distributed Piece Claws, Piece Claw is in outward bending
Hook solid, and be correspondingly arranged between adjacent grooves.
To achieve these goals, this utility model also provides a kind of diverter, including the diverter shell with central axis hole
Body, and it is arranged on the insulating body of diverter enclosure interior, it is characterised in that diverter housing is described in any of the above item
Diverter housing.
As described above, this utility model diverter housing makes diverter shell by way of being combined with coupler body using groove
Conjugation between body and the insulating body of injection mo(u)lding is significantly improved, meanwhile, reduce the footpath of body by opening up groove
To diameter, effectively reduce the deflection caused by electric motor erection welding, so as to ensure that the circularity of diverter housing with
And the segment difference between the commutator segment after molding.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of this utility model specific embodiment, below according to of the present utility model
Specific embodiment simultaneously combines accompanying drawing, and utility model is described in further detail.
Longitudinal sections of the Fig. 1 for prior art diverter housing；
Longitudinal sections of the Fig. 2 for a kind of embodiment of this utility model diverter housing；
Sectional elevations of the Fig. 3 for diverter housing shown in Fig. 2；
Partial enlarged drawings of the Fig. 4 for the dashed region of diverter housing shown in Fig. 3；
Longitudinal sections of the Fig. 5 for the another embodiment of this utility model diverter housing；
Fig. 6 is this utility model diverter housing injection mo(u)lding insulating body to form the sectional elevation of diverter.
In figure, each description of reference numerals is as follows.
1 '-diverter housing；2 '-hook；1- bodies；2- grooves；21- is linked up with；3- coupler bodies；
31- upper hook bodies；32- lower hook bodies；33- grooves；4- Piece Claws；5- insulating bodies.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of this utility model, rather than the embodiment of whole.Based on the embodiment in this utility model, this
The every other embodiment obtained under the premise of creative work is not made by field those of ordinary skill, belongs to practical
Novel protected scope.
In description of the present utility model, it should be noted that term " on ", D score, " vertical ", " interior ", " outward " etc. refer to
The orientation or position relationship for showing be based on orientation shown in the drawings or position relationship, be for only for ease of description this utility model and
Simplify description, rather than indicate or imply that the device or element of indication must be with specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that to restriction of the present utility model.
As long as additionally, technical characteristic involved in this utility model different embodiments disclosed below is each other
Do not constitute conflict can just be combined with each other.
Embodiment 1
A kind of specific embodiment of diverter housing as shown in Figure 2, including the body of the cylinder with central axis hole
1, circumferentially distributed on 1 inwall of body to have some axially extending grooves 2, the axle being located on 1 inwall of body between adjacent grooves 2
Least one set coupler body 3 is formed at position.
Above-mentioned diverter housing, by way of being combined with coupler body 3 using groove 2, makes diverter housing and injection mo(u)lding
Insulating body 1 between conjugation be significantly improved, meanwhile, by open up groove 2 reduce body 1 radial diameter, have
Effect reduces deflection caused by electric motor erection welding, so as to ensure that after circularity and the molding of diverter housing
Segment difference between commutator segment.
Specifically, as shown in figure 3, groove 2 is the groove that radially increases of width, the groove 2 can be dovetail groove or
Person's T-slot, and then when insulating body is molded in body 1, the insulating body of increasing is restrained with the radial direction of body 1, it is ensured that
Radial direction conjugation of the insulating body in body 1.
Meanwhile, the end of the two side of groove 2 stretches to form hook 21 towards bottom land angle folding respectively, on two side
21 radially relatively close extensions of hook, as shown in figure 4, exhausted with injection mo(u)lding so as to further enhance body 1
Conjugation between edge body 1 circumferentially, it is ensured that the circularity of the diverter housing after welding.
In addition, the upper surface of body 1 is circumferentially arranged some equally distributed Piece Claws 4, and Piece Claw 4 is in outward bending
Hook solid, and be correspondingly arranged between adjacent grooves 2, and then ensure that the realization of obtained diverter function.
Used as optional embodiment, each group of coupler body 3 includes upper hook body 31 and axial direction is corresponding positioned at upper hook body therewith
Lower hook body 32 below 31, upper hook body 31 are hook-shaped for what is extended inwardly downward, lower hook body 32 be it is inwardly upwardly extending hook-shaped, such as
Shown in Fig. 2.
Used as the embodiment of deformation, each group of coupler body 3 includes upper hook body 31 and axial direction is corresponding positioned at upper hook body therewith
Lower hook body 32 below 31, upper hook body 31 are inwardly upwardly extending hook-shaped, and lower hook body 32 is hook-shaped for what is extended inwardly downward.
In the form of the upper hook body 31 and lower hook body 32 of relative bending, the insulating body to follow-up injection mo(u)lding is realized
1 axial direction in the diverter housing with it is radially fixed, and then ensure that between diverter housing and the insulating body 1 of injection mo(u)lding
Conjugation.
As the another embodiment of deformation, as shown in figure 5, radial direction of the every group of coupler body 3 towards cylindrical body 1
Prominent molding, every group of coupler body 3 have a groove 33, and groove 33 has two relative side walls, and side wall is towards cylindrical body 1
Radial direction inwardly open extend.In the upper surface and lower surface of every group of coupler body 3, at least one group is inclined-plane, inclined-plane and its institute
It is acute angle in the angle of the vertical plane for locating corresponding body 1, which in follow-up injection molding process, increases for right angle
Big radial and axial pulling force of the coupler body 3 with insulating body, so as to improve diverter obtained in the processing of diverter housing
Stability, is not susceptible to deformation, improves the service life of diverter.
Embodiment 2
A kind of specific embodiment of diverter as shown in Figure 6, including the diverter housing with central axis hole, Yi Jishe
The insulating body 5 in diverter enclosure interior is put, wherein, diverter housing is any one the diverter shell described in embodiment 1
Body.
Also, the diverter is due to using any one the diverter housing described in embodiment 1, so as to possess the diverter
The arbitrary advantage that housing possesses.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And thus it is extended obvious change or
Among changing still in the protection domain of the invention.
Claims (8)
1. a kind of diverter housing, the body (1) including the cylinder with central axis hole, it is characterised in that in the body (1)
It is circumferentially distributed on wall to have some axially extending grooves (2), on body (1) inwall be located at the adjacent groove (2) it
Between axial positions form least one set coupler body (3).
2. diverter housing according to claim 1, it is characterised in that the end difference of the two side of the groove (2)
Stretch to form hook (21) towards bottom land angle folding, the hook (21) on the two side is radially relatively close to be prolonged
Stretch.
3. diverter housing according to claim 1, it is characterised in that the groove (2) radially increases for width
Big dovetail groove or T-slot.
4. the diverter housing according to any one of claim 1-3, it is characterised in that：Coupler body (3) bag described in each group
Include upper hook body (31) and the axial corresponding lower hook body (32) below the upper hook body (31) therewith, the upper hook body (31)
Hook-shaped for what is extended inwardly downward, the lower hook body (32) is inwardly upwardly extending hook-shaped.
5. the diverter housing according to any one of claim 1-3, it is characterised in that coupler body (3) bag described in each group
Include upper hook body (31) and the axial corresponding lower hook body (32) below the upper hook body (31) therewith, the upper hook body (31)
For inwardly upwardly extending hook-shaped, the lower hook body (32) is extend inwardly downward hook-shaped.
6. the diverter housing according to any one of claim 1-3, it is characterised in that per group of coupler body (3) towards
The radial direction of the cylindrical body (1) projects molding, and per group of coupler body (3) is with a groove (33), the groove
(33) with two relative side walls, radial direction inwardly open extension of the side wall towards the cylindrical body (1).
7. the diverter housing according to any one of claim 1-3, it is characterised in that the upper surface of the body (1)
It is circumferentially arranged to have some equally distributed Piece Claws (4), the hook solid of the Piece Claw (4) in outward bending, and be correspondingly arranged at
Between the adjacent groove (2).
8. a kind of diverter, including the diverter housing with central axis hole, and the insulation base for being arranged on diverter enclosure interior
Body, it is characterised in that the diverter housing is the diverter housing any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084596.9U CN206076688U (en) | 2016-09-27 | 2016-09-27 | Diverter and its housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621084596.9U CN206076688U (en) | 2016-09-27 | 2016-09-27 | Diverter and its housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206076688U true CN206076688U (en) | 2017-04-05 |
Family
ID=58439071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621084596.9U Active CN206076688U (en) | 2016-09-27 | 2016-09-27 | Diverter and its housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206076688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407220A (en) * | 2018-04-28 | 2018-08-17 | 深圳市凯中精密技术股份有限公司 | A kind of positioning component and injection mold of mold |
-
2016
- 2016-09-27 CN CN201621084596.9U patent/CN206076688U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407220A (en) * | 2018-04-28 | 2018-08-17 | 深圳市凯中精密技术股份有限公司 | A kind of positioning component and injection mold of mold |
| CN108407220B (en) * | 2018-04-28 | 2024-04-26 | 深圳市凯中精密技术股份有限公司 | Positioning assembly of mold and injection mold |
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