CN201038878Y

CN201038878Y - Motor structure

Info

Publication number: CN201038878Y
Application number: CNU2007200011247U
Authority: CN
Inventors: 洪银树; 单多年
Original assignee: JIANZHUN DYNAMO IND CO Ltd
Current assignee: JIANZHUN DYNAMO IND CO Ltd; Sunonwealth Electric Machine Industry Co Ltd
Priority date: 2007-01-19
Filing date: 2007-01-19
Publication date: 2008-03-19
Anticipated expiration: 2017-01-19

Abstract

The utility model relates to a motor structure. The motor comprises a rotor, wherein, the center of the rotor is fixedly connected with one end of a rotating shaft, while the other end of the rotating shaft is provided with an end which is provided with a shrink neck of small diameter; the motor also comprises a base which is provided with an axial tube and a stator unit, wherein, the axial tube takes a column shape; the bottom of the axial tube takes an integrated enclosed mode, and the cross section of the bottom takes a U shape; and a wear resistant pad, a limit part and a bearing are arranged in serial inside the axial tube. The rotating shaft is rotatablely inserted inside the axial tube. The limit part takes a circular wall with a certain height and the center of the limit part is provided with a through hole. The inner wall of the through hole is extended towards to the center to be provided with a plurality of the limit convex parts used for locking the shrinkable neck of the rotating shaft so as to prevent the shrinkable neck from displacing axially. Therefore, the utility model can remain enough containing space for the end of the rotation shaft, and has the advantages of reducing the components, simplifying the assembling process and saving the manufacturing cost.

Description

Motor configuration

Technical field

The utility model relates to a kind of motor configuration, is meant especially a kind ofly can save the motor configuration that cost, man-hour, operation and assembling fast, conveniently have practicality.

Background technology

As shown in Figure 1, the motor configuration of commonly using includes:

One rotor 10, central authorities and an end secure bond of a rotation axis 11, and the other end of rotation axis 11 forms an end 12, and end 12 also is provided with the less necking part of external diameter 13.

One pedestal 20, it is provided with central siphon 21 and stator pack 22, central siphon 21 can be to be to assemble or be shaped on the pedestal 20, and the bottom of central siphon 21 is necessary for the sealing kenel, wherein, central siphon 21 inside have been inserted wear-resistant gasket 23, packing ring 24, clasp 25 and bearing 26 in regular turn, and then be the top ports place that close-fitting is fixed in central siphon 21 endoporus with a locating ring 27, so that with above-mentioned bearing 26, clasp 25 ... Deng firm being positioned in the central siphon 21 of member, in addition, stator pack 22 is positioned at central siphon 21 peripheries, and can select the stator of radial windings type or axial winding-type.

When rotor 10 makes up with pedestal 20, must pass through the mesopore of locating ring 27, bearing 26 and clasp 25 central authorities with the rotation axis 11 of rotor 10, and when clasp 25 is pulled on 12 tops, end of rotation axis 11, must apply a bigger external force again, pass clasp 25 to force end 12, and make the necking part 13 of clasp 25 clips in rotation axis 11, with of the axial displacement of restriction rotation axis 11, prevent that rotor 10 from coming off with respect to central siphon 21.

But the motor configuration of commonly using is various because form member, thereby derives following shortcoming is arranged:

(1) production cost height, assembling procedure are complicated: the central siphon inside of commonly using motor configuration is except bearing and locating ring, also be provided with wear-resistant gasket, packing ring and clasp, numerous composition members causes that manufacturing cost increases, assembling procedure is numerous and diverse, because the assembler must be in a short period of time above-mentioned member is inserted among the central siphon according to correct order, but wear-resistant gasket and clasp all belong to the member of thin slice kenel, therefore be easy to obscure, cause the assembling disqualification rate to increase.

(2) assembling difficulty: after wear-resistant gasket and packing ring are inserted central siphon inside, what will assemble immediately is clasp, but necessary extreme care when the assembling clasp, clasp must be inserted central siphon inside stably, if it is careless, be easy to cause clasp in the inner situation (as shown in Figure 2) that forms crooked placement of central siphon, cause motor configuration normally to assemble.

Therefore, if will thoroughly solve the above-mentioned existing variety of problems of structure of commonly using, then must more positive thinking, the motor configuration of a kind of novel concept of exploitation, with cost and the quality of taking into account product.

Summary of the invention

Main purpose of the present utility model is to provide a kind of motor configuration, and it can save cost, man-hour, operation and assembling fast, conveniently.

For achieving the above object, the utility model by the following technical solutions: a kind of motor configuration is characterized in that including: a rotor, central authorities and rotation axis one end secure bond, the described rotation axis other end is the end, described end is provided with the less necking part of external diameter; One pedestal is provided with central siphon and stator pack, and described central siphon is cylindric, and the sealing kenel that described central siphon bottom is formed in one, make its section be a ㄩ word shape, and described central siphon inside disposes wear-resistant gasket, locating part and bearing in regular turn, described rotation axis is rotatable and is inserted in wherein; Locating part is the ring-type perisporium with certain altitude, and central authorities have a through hole, and described through-hole wall is extended with a plurality of spacing protuberances towards central authorities, supplies clip in the necking part of described rotation axis, to limit its axial displacement.

In the above-mentioned the technical solution of the utility model, described central siphon is assembled on the described pedestal.

In the above the technical solution of the utility model, described central siphon is shaped on the described pedestal.

In the above the technical solution of the utility model, be provided with groove between the adjacent described spacing protuberance, and each described spacing protuberance central authorities is provided with the clip hole, is forced into for the end of described rotation axis.

In the above the technical solution of the utility model, be provided with a clasp between described locating part and the described bearing, described clasp adopts and makes than the higher material of described locating part hardness.

Adopt above technical scheme, because locating part of the present utility model is one to have the ring-type perisporium of certain altitude, and central authorities have a through hole, through-hole wall is extended with a plurality of spacing protuberances towards central authorities, supply clip in the necking part of rotation axis, axial displacement with the restriction rotation axis, therefore, after the clip hole of each spacing protuberance central authorities is passed in the end of rotation axis, can be the end and keep enough its ccontaining spaces of confession, can reduce spare part, reduce assembling procedure man-hour, reduce simultaneously and make production cost, and can significantly reduce the assembling disqualification rate.

Description of drawings

Fig. 1 is a combination generalized section of commonly using structure;

Fig. 2 is an assembled condition schematic diagram of commonly using structure;

Fig. 3 is a combination generalized section of the present utility model;

Fig. 4 is the schematic appearance of the utility model locating part;

Fig. 5 is an enforcement kenel schematic diagram of the present utility model.

Embodiment

For the effect that describes structure of the present utility model in detail and reached, existing following preferred embodiment of act and conjunction with figs. are described as follows.

As shown in Figure 3, motor configuration provided by the utility model includes:

One pedestal 20, it is provided with central siphon 21 and stator pack 22, and central siphon 21 is a drum, and its bottom is necessary for integrated sealing kenel, make its section shape be a ㄩ font, and central siphon 21 can be assembling or be shaped on the pedestal 20.Wherein, central siphon 21 inside have been inserted wear-resistant gasket 23, locating part 30 and bearing 26 in regular turn, and then be the top ports place that close-fitting is fixed in central siphon 21 endoporus with a locating ring 27, so that with above-mentioned bearing 26, locating part 30 ... Deng firm being positioned in the central siphon 21 of member, wherein, bearing 26 can be oiliness bearing, ball bearing or hydrodynamic bearing ... etc. any pattern, so that rotation axis 11 is rotatable its central authorities that are inserted in.Stator pack 22 is positioned at central siphon 21 peripheries, and can select the stator of radial windings type or axial winding-type.

As shown in Figure 4, locating part 30 is for having the ring-type perisporium of certain altitude, and its central authorities have a through hole 31, and through hole 31 inwalls are extended with a plurality of spacing protuberances 32 towards central authorities, all have groove 33 between the adjacent spacing protuberance 32, and each spacing protuberance 32 central clip hole 34 that form.

When rotor 10 makes up with pedestal 20, must pass through the mesopore of locating ring 27 and bearing 26 central authorities earlier with the rotation axis 11 of rotor 10, and when locating part 30 is pulled on 12 tops, end of rotation axis 11, because the aperture in the clip hole 34 of locating part 30 central authorities is slightly less than the external diameter of the end 12 of rotation axis 11, so must apply a bigger external force again, to force each spacing protuberance 32 to produce distortion, make end 12 pass clip hole 34, and make each spacing protuberance 32 clip in the necking part 13 of rotation axis 11, with of the axial displacement of restriction rotation axis 11, prevent that rotor 10 from coming off with respect to central siphon 21.

Because locating part 30 periphery walls have certain height, the end 12 of rotation axis 11 is passed after the clip hole 34, can be end 12 keeps enough for its ccontaining space, increase the storage capacity of lubricating oil, prolong motor useful life, and can reduce spare part, minimizing assembling procedure, and save simultaneously and make production cost, reduce the assembling disqualification rate.

In addition, as shown in Figure 5, be the another kind of kenel of implementing of the present utility model, it has additional a clasp 35 between locating part 30 and bearing 26, and clasp 35 can be selected for use than the higher material of locating part 30 hardness, metal material for example, 32 while of the spacing protuberance clip of clasp 35 and locating part 30 is in the necking part 13 of rotation axis 11, so that double protection to be provided, prevent that rotor 10 from coming off, particularly relatively large motor is in vibrations, displacement or the power that must withstand shocks ... during Deng environment, can prevent effectively that all rotor 10 from coming off in the running.

The utility model is compared with commonly using structure, when learning that characteristics of the present utility model include at least:

(1) saves cost, man-hour, operation, and assembling disqualification rate in the end can fall: because the periphery wall of the utility model locating part itself promptly has the certain height design, the end that can be rotation axis keeps enough for its ccontaining space, increasing oil mass stores, prolong motor life, and can reduce spare part, save and assemble man-hour, operation, reduce and make production cost, and can significantly reduce the assembling disqualification rate.

(2) assembling is quick, convenient: the design of the utility model locating part, not only can reduce spare part, and save assembling man-hour, operation and cost, its Assembly Action is also quite fast, conveniently.

In sum, the utility model has possessed above every advantage really, also has the obvious effect enhancement than commonly using structure.

The above only is a preferable enforcement kenel of the present utility model, and all equivalent structure transformations of doing according to the utility model specification, claims or accompanying drawing all should be included in the scope of patent protection of the present utility model.

Claims

1. motor configuration is characterized in that including:

One rotor, central authorities and rotation axis one end secure bond, the described rotation axis other end is the end, described end is provided with the less necking part of external diameter;

One pedestal is provided with central siphon and stator pack, and described central siphon is cylindric, and the sealing kenel that described central siphon bottom is formed in one, make its section be a ㄩ word shape, and described central siphon inside disposes wear-resistant gasket, locating part and bearing in regular turn, described rotation axis is rotatable and is inserted in wherein;

Locating part is the ring-type perisporium with certain altitude, and central authorities have a through hole, and described through-hole wall is extended with a plurality of spacing protuberances towards central authorities, supplies clip in the necking part of described rotation axis, to limit its axial displacement.

2. motor configuration as claimed in claim 1 is characterized in that: described central siphon is assembled on the described pedestal.

3. motor configuration as claimed in claim 1 is characterized in that: described central siphon is shaped on the described pedestal.

4. motor configuration as claimed in claim 1 is characterized in that: be provided with groove between the adjacent described spacing protuberance, and each described spacing protuberance central authorities is provided with the clip hole, is forced into for the end of described rotation axis.

5. motor configuration as claimed in claim 1 is characterized in that: be provided with a clasp between described locating part and the described bearing, described clasp adopts and makes than the higher material of described locating part hardness.