CN208489781U - A kind of extension shaft threephase asynchronous - Google Patents
A kind of extension shaft threephase asynchronous Download PDFInfo
- Publication number
- CN208489781U CN208489781U CN201820868590.3U CN201820868590U CN208489781U CN 208489781 U CN208489781 U CN 208489781U CN 201820868590 U CN201820868590 U CN 201820868590U CN 208489781 U CN208489781 U CN 208489781U
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- shaft
- bearing
- base
- threephase asynchronous
- respectively equipped
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Abstract
The utility model relates to a kind of extension shaft threephase asynchronouses, including base and the shaft being axially distributed along base, the rear and front end of base is respectively equipped with drive end bearing bracket and rear end cap, rotor and stator are arranged in shaft, rotor is fixedly connected with shaft and is set in stator, fore bearing is equipped between the front end and drive end bearing bracket of shaft, rear bearing is equipped between the rear end and rear end cap of shaft, fore bearing inner cover and fore bearing outer cover are respectively equipped with inside and outside fore bearing, rear bearing inner cover and rear bearing outer cover are respectively equipped with inside and outside rear bearing, the distance that the front end of shaft forward extends out is at least the 1/3 of base length, terminal box and hanging ring are equipped at the top of base.The structure design of the utility model is reasonable; pivot structure after lengthening can meet the needs of specific occasion; protection cap before and after fitted bearing, the half slot of protection cap bottom, drive end bearing bracket the structures such as front side frame guarantee shock resistance, while guaranteeing that thermal diffusivity and leakproofness meet custom requirements.
Description
Technical field
The utility model relates to motor technology field more particularly to a kind of extension shaft threephase asynchronouses.
Background technique
Threephase asynchronous machine is one kind of induction conductivity, is to lean on while accessing 380V three-phase alternating current (phase difference
120 °) power supply a kind of motor, due to threephase asynchronous rotor from stator rotating excitation field in the same direction, it is different
Revolving speed at rotation, there are revolutional slips, so being threephase asynchronous.The revolving speed of three-phase asynchronous motor rotor is lower than rotation
The revolving speed in magnetic field, rotor windings generate electromotive force and electric current due between magnetic field there is relative motion, and with magnetic field phase interaction
With electromagnetic torque is generated, energy conversion is realized.Existing threephase asynchronous unreasonable structural design, shaft length is inadequate,
It is unable to satisfy the demand of specific occasion, correspondingly, the pivot structure after lengthening for cooperation, motor other parts structure is also required to
It is adjusted, to meet the requirement of shock resistance etc..
Utility model content
In view of this, the purpose of the utility model is to provide a kind of extension shaft threephase asynchronous, to solve existing skill
Deficiency in art.
In order to achieve the above object, the purpose of this utility model is achieved through the following technical solutions:
A kind of extension shaft threephase asynchronous is provided, including base and the shaft being axially distributed along the base, institute
The rear and front end for stating base is respectively equipped with drive end bearing bracket and rear end cap, and rotor and stator are arranged in the shaft, and the rotor is solid
Surely it connects the shaft and is set in the stator, fore bearing is equipped between the front end of the shaft and the drive end bearing bracket, it is described
Rear bearing is equipped between the rear end of shaft and the rear end cap, be respectively equipped with inside and outside the fore bearing fore bearing inner cover and
Fore bearing outer cover is respectively equipped with rear bearing inner cover and rear bearing outer cover, the front end of the shaft inside and outside the rear bearing
The distance forward extended out is at least the 1/3 of the base length, is equipped with terminal box and hanging ring at the top of the base.
Above-mentioned extension shaft threephase asynchronous, wherein the shaft rear end, which is stretched out on the part of the rear end cap, to be arranged
There is the fan that can axially rotate with the shaft, there is fan housing outside the fan, the fan housing is fixed on the base, institute
The bottom for stating fan is equipped with support base.
Above-mentioned extension shaft threephase asynchronous, wherein the bottom of the fore bearing inner cover and the rear bearing inner cover point
It She You not half slot in tandem.
Above-mentioned extension shaft threephase asynchronous, wherein the front side forward upward of the drive end bearing bracket stretches out bracket, the branch
Fastening screw hole with front and back perforation on frame.
Above-mentioned extension shaft threephase asynchronous, wherein between the fore bearing outer cover and the shaft, the rear bearing
V-packing ring is equipped between outer cover and the shaft.
Compared with the prior art, the utility model has the beneficial effects that:
Reasonable in design, the pivot structure after lengthening can meet the needs of specific occasion, protection cap before and after fitted bearing,
The half slot of protection cap bottom, drive end bearing bracket the structures such as front side frame guarantee shock resistance, while guaranteeing thermal diffusivity and leakproofness symbol
Close custom requirements.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 shows the structural schematic diagram of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
Refering to what is shown in Fig. 1, the utility model extension shaft threephase asynchronous includes that base 1 and base 1 are axially distributed
Shaft 2, the rear and front end of base 1 are respectively equipped with drive end bearing bracket 3 and rear end cap 4, and rotor 5 and stator 6, rotor 5 are arranged in shaft 2
Be fixedly connected shaft 2 and be set to stator 6 in, between the front end and drive end bearing bracket 3 of shaft 2 be equipped with fore bearing 7, the rear end of shaft 2 with
It is equipped with rear bearing 8 between rear end cap 4, is respectively equipped with fore bearing inner cover 9 and fore bearing outer cover 10 inside and outside fore bearing 7, after
Rear bearing inner cover 11 and rear bearing outer cover 12 are respectively equipped with inside and outside bearing 8, the distance that the front end of shaft 2 forward extends out is extremely
Less it is the 1/3 of 1 length of base, is equipped with terminal box 13 and hanging ring 14 at the top of base 1.
In the technical program, the wind that can axially rotate with shaft 2 is arranged on the part of 2 rear end of shaft stretching rear end cap 4
Fan 15, fan 15 have fan housing 16 outside, and fan housing 16 is fixed on base 1, and the bottom of fan 15 is equipped with support base 17.Fore bearing
The bottom of inner cover 9 and rear bearing inner cover 11 is respectively equipped with half slot 18 in tandem, be alternatively arranged between half slot 18 for etc.
Spacing.The front side forward upward of drive end bearing bracket 3 stretches out bracket 19, and the fastening screw hole 20 with front and back perforation on bracket 19 increases solid
Fulcrum is determined to enhance shock resistance.V-type axis is equipped between fore bearing outer cover 10 and shaft 2, between rear bearing outer cover 12 and shaft 2
Seal ring 21.
From above-described embodiment as can be seen that the advantage of the utility model is:
Reasonable in design, the pivot structure after lengthening can meet the needs of specific occasion, protection cap before and after fitted bearing,
The half slot of protection cap bottom, drive end bearing bracket the structures such as front side frame guarantee shock resistance, while guaranteeing thermal diffusivity and leakproofness symbol
Close custom requirements.
Specific embodiment of the utility model is described in detail above, but the utility model be not restricted to it is above
The specific embodiment of description, it is merely an example.To those skilled in the art, any equivalent modifications and substitution be also all
Among the scope of the utility model.Therefore, equal transformation made under the spirit and scope for not departing from the utility model
And modification, should all it cover in the scope of the utility model.
Claims (5)
1. a kind of extension shaft threephase asynchronous, which is characterized in that turn including base and along what the base was axially distributed
Axis, the rear and front end of the base are respectively equipped with drive end bearing bracket and rear end cap, are arranged with rotor and stator in the shaft, and described turn
Son is fixedly connected with the shaft and is set in the stator, and fore bearing is equipped between the front end of the shaft and the drive end bearing bracket,
It is equipped with rear bearing between the rear end of the shaft and the rear end cap, is respectively equipped in fore bearing inside and outside the fore bearing
Lid and fore bearing outer cover are respectively equipped with rear bearing inner cover and rear bearing outer cover inside and outside the rear bearing, the shaft
The distance that front end forward extends out is at least the 1/3 of the base length, is equipped with terminal box and hanging ring at the top of the base.
2. extension shaft threephase asynchronous as described in claim 1, which is characterized in that the rear end is stretched out in the shaft rear end
It is arranged with the fan that can axially rotate with the shaft on the part of lid, there is fan housing outside the fan, the fan housing fixation is set
In on the base, the bottom of the fan is equipped with support base.
3. extension shaft threephase asynchronous as described in claim 1, which is characterized in that the fore bearing inner cover and the rear axle
The bottom for holding inner cover is respectively equipped with half slot in tandem.
4. extension shaft threephase asynchronous as described in claim 1, which is characterized in that the front side forward upward of the drive end bearing bracket
Stretch out bracket, the fastening screw hole with front and back perforation on the bracket.
5. extension shaft threephase asynchronous as described in claim 1, which is characterized in that the fore bearing outer cover and the shaft
Between, between the rear bearing outer cover and the shaft be equipped with V-packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820868590.3U CN208489781U (en) | 2018-06-06 | 2018-06-06 | A kind of extension shaft threephase asynchronous |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820868590.3U CN208489781U (en) | 2018-06-06 | 2018-06-06 | A kind of extension shaft threephase asynchronous |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208489781U true CN208489781U (en) | 2019-02-12 |
Family
ID=65250929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820868590.3U Expired - Fee Related CN208489781U (en) | 2018-06-06 | 2018-06-06 | A kind of extension shaft threephase asynchronous |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208489781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112104134A (en) * | 2020-11-11 | 2020-12-18 | 江苏摩氧智能科技集团有限公司 | High-voltage three-phase asynchronous motor convenient to install and maintain |
-
2018
- 2018-06-06 CN CN201820868590.3U patent/CN208489781U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112104134A (en) * | 2020-11-11 | 2020-12-18 | 江苏摩氧智能科技集团有限公司 | High-voltage three-phase asynchronous motor convenient to install and maintain |
| CN112104134B (en) * | 2020-11-11 | 2021-03-19 | 荣成市恒力电机有限公司 | High-voltage three-phase asynchronous motor convenient to install and maintain |
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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: 20190212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |