CN209184347U - A kind of electri forklift brushless direct current motor - Google Patents
A kind of electri forklift brushless direct current motor Download PDFInfo
- Publication number
- CN209184347U CN209184347U CN201821238142.1U CN201821238142U CN209184347U CN 209184347 U CN209184347 U CN 209184347U CN 201821238142 U CN201821238142 U CN 201821238142U CN 209184347 U CN209184347 U CN 209184347U
- Authority
- CN
- China
- Prior art keywords
- stator
- direct current
- casing
- brushless direct
- current motor
- Prior art date
- 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
Links
- 238000009434 installation Methods 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a kind of electri forklift brushless direct current motors, including casing, stator and rotor are equipped in the casing, the casing includes ring part and the drive end bearing bracket for being integrally connected to the ring part front end, the rear end of the casing is connected with rear end cap, and the output shaft of the rotor is stretched out from the centre bore of the drive end bearing bracket.The electri forklift brushless direct current motor of the utility model, output shaft good concentricity, operation low noise.
Description
Technical field
The utility model belongs to motor technology field, specifically, being related to a kind of electri forklift brush-less Dc motor
Machine.
Background technique
Existing brushless direct current motor includes casing, and the both ends of casing are respectively equipped with independent drive end bearing bracket and rear end cap,
Casing internal is equipped with mutual corresponding stator and rotor.Drive end bearing bracket and rear end cap are independent component and casing is coupled,
By in the connection installation process of drive end bearing bracket and rear end cap and casing, installation error is big, so that the concentricity of the output shaft of motor is poor,
It is big to run noise.
Utility model content
The technical problem to be solved by the utility model is to provide the electricity of a kind of output shaft good concentricity, operation low noise
The automobile-used brushless direct current motor of moving fork.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of electri forklift brushless direct current motor, including casing, the casing is interior to be equipped with stator and rotor, the machine
Shell includes ring part and the drive end bearing bracket for being integrally connected to the ring part front end, and the rear end of the casing is connected with rear end cap, institute
The output shaft for stating rotor is stretched out from the centre bore of the drive end bearing bracket.
Preferably, the ring part and the drive end bearing bracket are casting integrated structure or machining integral structure.
Preferably, the stator is connect with the casing hot jacket.
Preferably, the Hall Plate for installing Hall element, the Hall Plate and the stator are equipped in the casing
Stator core is fixedly connected.
Preferably, the Hall Plate and the stator core of the stator are bolted to connection.
Preferably, it is equipped with first step inside the front end of the ring part, is set between the first step and the stator
There is insulating part.
Preferably, the rear side that the front end of the ring part is located at the first step is equipped with second step, the stator
The front end of stator core is stuck on the second step.
Preferably, third step is equipped with outside the rear end of the ring part, the wall thickness on rear side of the third step is greater than institute
State the wall thickness on front side of third step.
By adopting the above-described technical solution, the beneficial effects of the utility model are:
The electri forklift brushless direct current motor of the utility model, casing and drive end bearing bracket use integrated design, so that
Electric machine structure is more compact, and installation error is not present in casing and drive end bearing bracket, keeps Motor Shaft concentricity more preferable, and operation noise is significantly
It reduces.
In the utility model, stator and casing assembly use hot cover process, and stator core and Hall Plate are fixed by bolts,
It is stronger reliable.
In the utility model, it is equipped with insulating part between first step and stator, enhances the insulation against ground of stator coil；Stator
The front end of iron core is stuck on second step stator shaft orientation play when preventing motor operation, keeps motor operation more stable；Increase the
Wall thickness on rear side of three steps makes casing be convenient to be bolted with rear end cap, ease of assembly.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 is the structural schematic diagram of the utility model；
In figure: 1- casing；11- ring part；12- drive end bearing bracket；2- stator；21- stator core；3- rotor；31- output shaft；
4- rear end cap；5- Hall Plate；6- first step；7- second step；8- third step；9- insulating part；10- bolt.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.In the following detailed description, only pass through
Bright mode describes certain exemplary embodiments of the utility model.Undoubtedly, those skilled in the art can be with
It recognizes, it, can be with a variety of different modes to described without departing from the spirit and scope of the utility model
Embodiment is modified.Therefore, attached drawing and description are regarded as illustrative in nature, rather than the protection for limiting claim
Range.
As shown in Figure 1, a kind of electri forklift brushless direct current motor of the present embodiment, including casing 1, set in casing 1
There are stator 2 and rotor 3, casing 1 includes ring part 11 and the drive end bearing bracket 12 for being integrally connected to ring part front end, the rear end of casing 1
It is connected with rear end cap 4, the output shaft 31 of rotor 3 is stretched out from the centre bore of drive end bearing bracket 12.
Ring part 11 and drive end bearing bracket 12 are casting integrated structure or machining integral structure.Casing 1 and drive end bearing bracket 12 are not
There are installation errors, so that electric machine structure is more compact, 31 concentricity of Motor Shaft is more preferable, and operation noise substantially reduces.
Stator 2 is connect with 1 hot jacket of casing.It is equipped with the Hall Plate 5 for installing Hall element in casing 1, Hall Plate 5 and fixed
The stator core 21 of son 2 is fixedly connected.Hall Plate 5 is fixedly connected with the stator core 21 of stator 2 by bolt 10, stronger
Reliably.
It is equipped with first step 6 inside the front end of ring part 11, insulating part 9 is equipped between first step 6 and stator 2.Enhancing
The insulation against ground of stator coil.
The rear side that the front end of ring part 11 is located at first step 6 is equipped with second step 7, before the stator core 21 of stator 2
End is stuck on second step 7.Stator shaft orientation play when preventing motor operation, keeps motor operation more stable.
Third step 8 is equipped with outside the rear end of ring part 11, the wall thickness of 8 rear side of third step is greater than 8 front side of third step
Wall thickness.So that casing 1 is convenient to be bolted with rear end cap 4, ease of assembly.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of electri forklift brushless direct current motor, including casing, the casing is interior to be equipped with stator and rotor, and feature exists
In: the casing includes ring part and the drive end bearing bracket for being integrally connected to the ring part front end, and the rear end of the casing is connected with
The output shaft of rear end cap, the rotor is stretched out from the centre bore of the drive end bearing bracket；First is equipped with inside the front end of the ring part
Step, the rear side that the front end of the ring part is located at the first step are equipped with second step, the stator core of the stator
Front end is stuck on the second step.
2. electri forklift brushless direct current motor according to claim 1, it is characterised in that: the ring part with it is described
Drive end bearing bracket is casting integrated structure or machining integral structure.
3. electri forklift brushless direct current motor according to claim 2, it is characterised in that: the stator and the machine
The connection of shell hot jacket.
4. electri forklift brushless direct current motor according to claim 2, it is characterised in that: be equipped with and use in the casing
In the Hall Plate of installation Hall element, the Hall Plate is fixedly connected with the stator core of the stator.
5. electri forklift brushless direct current motor according to claim 4, it is characterised in that: the Hall Plate with it is described
The stator core of stator is bolted to connection.
6. electri forklift brushless direct current motor according to any one of claims 1 to 5, it is characterised in that: described
Insulating part is equipped between one step and the stator.
7. electri forklift brushless direct current motor according to claim 6, it is characterised in that: the rear end of the ring part
Outside is equipped with third step, and the wall thickness on rear side of the third step is greater than the wall thickness on front side of the third step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821238142.1U CN209184347U (en) | 2018-08-02 | 2018-08-02 | A kind of electri forklift brushless direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821238142.1U CN209184347U (en) | 2018-08-02 | 2018-08-02 | A kind of electri forklift brushless direct current motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209184347U true CN209184347U (en) | 2019-07-30 |
Family
ID=67358589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821238142.1U Expired - Fee Related CN209184347U (en) | 2018-08-02 | 2018-08-02 | A kind of electri forklift brushless direct current motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209184347U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111884408A (en) * | 2020-07-21 | 2020-11-03 | 江苏汇智高端工程机械创新中心有限公司 | Wheel edge motor driving system |
-
2018
- 2018-08-02 CN CN201821238142.1U patent/CN209184347U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111884408A (en) * | 2020-07-21 | 2020-11-03 | 江苏汇智高端工程机械创新中心有限公司 | Wheel edge motor driving system |
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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: 20190730 |