CN202455188U - Matching structure for stator and front end cover of three-phase fast-forward asynchronous motor - Google Patents
Matching structure for stator and front end cover of three-phase fast-forward asynchronous motor Download PDFInfo
- Publication number
- CN202455188U CN202455188U CN2012200589296U CN201220058929U CN202455188U CN 202455188 U CN202455188 U CN 202455188U CN 2012200589296 U CN2012200589296 U CN 2012200589296U CN 201220058929 U CN201220058929 U CN 201220058929U CN 202455188 U CN202455188 U CN 202455188U
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- China
- Prior art keywords
- stator
- end housing
- end cover
- casing body
- outer shell
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- 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
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Abstract
A matching structure for a stator and a front end cover of a three-phase fast-forward asynchronous motor includes an outer shell of the stator and the front end cover, wherein one end of the outer shell of the stator is jointed with the front end cover, the outer diameter of the outer shell of the stator is identical to that of the front end cover, a step is arranged in the joint surfaces of the outer shell of the stator and the front end cover, and the outer shell of the stator and the front end cover are connected through the step in an interference fit manner. The matching structure for the stator and the front end cover has the advantages that the step is arranged in the adjacent end surfaces of the outer shell of the stator and the front end cover of the three-phase fast-forward asynchronous motor to achieve the interference fit between the outer shell of the stator and the front end cover, so that the outer shell of the stator and the front end cover can be connected firmly and reliably, the production technology is simplified, and the production efficiency is improved; and connection plates on the circumferential outer wall of the outer shell of the stator or the front end cover in the diameter direction are no more needed, so as to solve the technical problems in the prior art that a connection structure of the outer shell of the stator and the front end cover has complex processing technology and is inconvenient to assemble.
Description
Technical field:
The utility model relates to mechanical field, relates in particular to three-phase F.F. asynchronous motor, the fit structure of stator and front end housing in particularly a kind of three-phase F.F. asynchronous motor.
Background technology:
Extensively adopt three-phase F.F. Asynchronous Motor Driving action component in junior machine and the textile machine.One end of the stator casing of three-phase F.F. asynchronous motor is connected with front end housing.In the prior art; The outer wall upper edge diametric(al) of stator casing is provided with a pair of connecting plate; Be provided with through hole or screw in the connecting plate; The circumferential outer wall upper edge diametric(al) of front end housing is correspondingly provided with a pair of connecting plate, also is provided with through hole or screw in the connecting plate, and stator is realized being connected through the bolt that is arranged between the connecting plate with front end housing.The syndeton of stator and front end housing need be provided with connecting plate in the circumferential outer wall upper edge of stator casing diametric(al) in the prior art, diametric(al) is provided with connecting plate in the circumferential outer wall upper edge of front end housing, and processing technology is complicated, and assembling process is inconvenient.
Summary of the invention:
The purpose of the utility model is to provide the fit structure of stator and front end housing in a kind of three-phase F.F. asynchronous motor, and the fit structure of stator and front end housing will solve complicated, the inconvenient technical problem of assembling process of syndeton processing technology of stator and front end housing in the prior art in the described this three-phase F.F. asynchronous motor.
The fit structure of stator and front end housing comprises a stator casing body and a front end housing in this three-phase F.F. asynchronous motor of the utility model; One end of described stator casing body engages with described front end housing; Wherein, Be provided with step in the composition surface of described stator casing body and front end housing, the stator casing body is connected through described step interference fit with front end housing.
Further, along the circumferential step that is provided with, the diameter of step excircle is less than the external diameter of front end housing in the end end face of described front end housing, and the excircle of step is connected with the inwall interference fit of stator casing body.
Further, be provided with a circle baffle plate along inner periphery in the stator casing body, the end face of described baffle plate and step is adjacent.
Perhaps; Described front end housing includes a cylindrical tube part; The external diameter of described cylindrical tube part equals the external diameter of front end housing; Along the circumferential step that is provided with, the diameter of step excircle is less than the external diameter of stator casing body in the one end end face of described stator casing body, and the excircle of step is connected with the inwall interference fit of front end housing cylindrical tube part.
Further, the external diameter of described stator casing body equates with the external diameter of described front end housing.
The operation principle of the utility model is: stator casing body and front end housing carry out interference fit through the step in the adjacent face, have simplified production technology, have improved production efficiency.
The utility model and prior art are compared, and its effect is actively with tangible.The utility model is provided with step in the adjacent face of the stator casing body of three-phase F.F. asynchronous motor and front end housing, realize interference fit through step, and stator casing body and front end housing firm and reliable connection have been simplified production technology, have improved production efficiency.Need not in the circumferential outer wall upper edge of stator casing that diametric(al) is provided with connecting plate or diametric(al) is provided with connecting plate in the circumferential outer wall upper edge of front end housing, solved stator casing body in the prior art and front end housing syndeton processing technology is complicated, assembling is inconvenient technical problem.
Description of drawings:
Fig. 1 is the structural representation of the fit structure of stator and front end housing in the three-phase F.F. asynchronous motor of the utility model.
Embodiment:
Embodiment 1:
As shown in Figure 1; The fit structure of stator and front end housing in the three-phase F.F. asynchronous motor of the utility model comprises a stator casing body 1 and a front end housing 2, and an end of described stator casing body 1 engages with described front end housing 2; Wherein, The external diameter of described stator casing body 1 equates with the external diameter of described front end housing 2, is provided with step 3 in the composition surface of stator casing body 1 and front end housing 2, and stator casing body 1 is connected through described step 3 interference fit with front end housing 2.
Further, along the circumferential step 3 that is provided with, the diameter of step 3 excircles is less than the external diameter of front end housing 2 in the end end face of described front end housing 2, and the excircle of step 3 is connected with the inwall interference fit of stator casing body 1.
Further, be provided with a circle baffle plate along inner periphery in the stator casing body 1, the end face of described baffle plate and step 3 is adjacent.
Perhaps; Described front end housing 2 includes a cylindrical tube part; The external diameter of described cylindrical tube part equals the external diameter of front end housing 2; Along the circumferential step 3 that is provided with, the diameter of step 3 excircles is less than the external diameter of stator casing body 1 in the one end end face of described stator casing body 1, and the excircle of step 3 is connected with the inwall interference fit of front end housing 2 cylindrical tube part.
The operation principle of present embodiment is: stator casing body 1 carries out interference fit with front end housing 2 through the step in the adjacent face 3, has simplified production technology, has improved production efficiency.
Claims (5)
1. the fit structure of stator and front end housing in the three-phase F.F. asynchronous motor; Comprise a stator casing body and a front end housing; One end of described stator casing body engages with described front end housing; It is characterized in that: be provided with step in the composition surface of described stator casing body and front end housing, the stator casing body is connected through described step interference fit with front end housing.
2. the fit structure of stator and front end housing in the three-phase F.F. asynchronous motor as claimed in claim 1; It is characterized in that: the circumferential step that is provided with in edge in the end end face of described front end housing; The diameter of step excircle is less than the external diameter of front end housing, and the excircle of step is connected with the inwall interference fit of stator casing body.
3. the fit structure of stator and front end housing in the three-phase F.F. asynchronous motor as claimed in claim 2 is characterized in that: be provided with a circle baffle plate along inner periphery in the stator casing body, the end face of described baffle plate and step is adjacent.
4. the fit structure of stator and front end housing in the three-phase F.F. asynchronous motor as claimed in claim 1; It is characterized in that: described front end housing includes a cylindrical tube part; The external diameter of described cylindrical tube part equals the external diameter of front end housing; Along the circumferential step that is provided with, the diameter of step excircle is less than the external diameter of stator casing body in the one end end face of described stator casing body, and the excircle of step is connected with the inwall interference fit of front end housing cylindrical tube part.
5. the fit structure of stator and front end housing in the three-phase F.F. asynchronous motor as claimed in claim 1, it is characterized in that: the external diameter of described stator casing body equates with the external diameter of described front end housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200589296U CN202455188U (en) | 2012-02-22 | 2012-02-22 | Matching structure for stator and front end cover of three-phase fast-forward asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200589296U CN202455188U (en) | 2012-02-22 | 2012-02-22 | Matching structure for stator and front end cover of three-phase fast-forward asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202455188U true CN202455188U (en) | 2012-09-26 |
Family
ID=46871015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200589296U Expired - Fee Related CN202455188U (en) | 2012-02-22 | 2012-02-22 | Matching structure for stator and front end cover of three-phase fast-forward asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202455188U (en) |
-
2012
- 2012-02-22 CN CN2012200589296U patent/CN202455188U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20160222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |