CN109088500A - A kind of motor protection structure, motor, air-conditioning and installation method - Google Patents
A kind of motor protection structure, motor, air-conditioning and installation method Download PDFInfo
- Publication number
- CN109088500A CN109088500A CN201811063905.8A CN201811063905A CN109088500A CN 109088500 A CN109088500 A CN 109088500A CN 201811063905 A CN201811063905 A CN 201811063905A CN 109088500 A CN109088500 A CN 109088500A
- Authority
- CN
- China
- Prior art keywords
- bearing
- cylinder
- protection structure
- shaft
- retaining ring
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000009434 installation Methods 0.000 title claims abstract description 8
- 238000004378 air conditioning Methods 0.000 title abstract description 5
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000000926 separation method Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000000428 dust Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a kind of motor protection structure, motor, air-conditioning and installation methods, motor protection structure includes: the end cap with axis hole, shaft and shield, shield includes: cylinder and the retaining ring set on cylinder one end, retaining ring is mounted on cover internal, cylinder stretches out end cap from axis hole, and shaft activity passes through cylinder.The present invention has many advantages, such as that protection effect is good, shield is small in size and is not easy to loosen.
Description
Technical field
The present invention relates to technical field of motors more particularly to a kind of motor protection structure, motor, air-conditioning and installation method.
Background technique
The shaft of motor used in traditional indoor unit is directly stretched out from the axis hole of end cap, and gap is very big between axis hole and shaft,
The impurity such as dust, steam are easy to enter inside motor from the gap, influence the working performance of motor inner body, such as powder
Dirt causes bearing to generate abnormal sound after entering bearing.
Occur that there is the motor of safeguard structure in the prior art, electricity is usually covered on using bowl-shape or cup-shaped shield
The extension end of machine, such as the patent of invention of publication No. CN108173380A, it discloses a kind of motor with shield, shields
It is arranged in outside the bearing chamber of end cap, the thickness of a baffle is only separated by between shield and bearing chamber, protection effect has very much
It limits, the dust in shield still can enter in bearing chamber from the gap between the axis hole and shaft of bearing chamber.In addition, protection
Cover is fixed on the outside of end cap, and there are the hidden danger that shield falls off, and this external shield volume is larger, compares duty
Between, it is unable to satisfy the shorter requirement of shaft.
Therefore, how to design a kind of motor protection structure of raising protection effect is industry technical problem urgently to be resolved.
Summary of the invention
In order to solve the poor defect of protection effect in the prior art, the present invention propose a kind of motor protection structure, motor,
Air-conditioning and installation method.
The technical solution adopted by the present invention is that designing a kind of motor protection structure, comprising: end cap, shaft with axis hole and
Shield, shield include: the cylinder being actively set in shaft, and the inner end of cylinder is located in end cap, outer end is stretched out from axis hole
End cap.
Preferably, it is protection shaft part that the part in cylinder is located in shaft, between the internal diameter of cylinder and the outer diameter of protection shaft part
Gap cooperation.
Preferably, protective jacket further include: the retaining ring set on cylinder inner end, retaining ring are mounted in end cap.
Preferably, end cap has the bearing chamber outwardly protruded, and axis hole is arranged on bearing chamber, and bearing is equipped in bearing chamber,
Retaining ring is between axis hole and the bearing.
Preferably, the inner sidewall of the outer rim fitting bearing chamber of retaining ring.
Preferably, the separation structure for separating the inner ring of bearing and retaining ring is additionally provided in bearing chamber.
Preferably, separation structure includes the gasket being interposed between the outer ring of bearing and retaining ring.
Preferably, the inner sidewall of the outer rim fitting bearing chamber of gasket.
The invention also provides a kind of motors, including above-mentioned motor protection structure.
The invention also provides a kind of air conditioners, including above-mentioned motor.
The invention also provides a kind of installation methods of above-mentioned motor protection structure, comprising the following steps:
Shield is installed in the bearing chamber of end cap by step 1, and retaining ring is located inside bearing chamber, cylinder reaches outside bearing chamber；
Gasket is installed in the bearing chamber of end cap by step 2；
The shaft for being set with bearing is installed in the bearing chamber of end cap by step 3, and shaft activity passes through cylinder, and bearing is located at axis
It holds in room.
Compared with prior art, the inner end of cylinder is located in end cap by the present invention, end cap is stretched out in outer end, effectively reduces powder
The impurity such as dirt, steam enter cover internal in the gap between shaft and end cap, the inner end of cylinder is mounted on end by retaining ring
Lid is internal, and shield is small in size, and will not loosen from end cap.
Detailed description of the invention
Below with reference to embodiment and attached drawing, the present invention is described in detail, in which:
Fig. 1 is the schematic diagram of internal structure of motor protection structure in the present invention；
Fig. 2 is the external structure schematic diagram of motor protection structure in the present invention；
Fig. 3 is the side schematic view of protective jacket in the present invention；
Fig. 4 is the inner end schematic diagram of protective jacket in the present invention.
Specific embodiment
As shown in Figures 1 to 4, motor protection structure proposed by the present invention, comprising: end cap 1, shaft 2 and shield 3, end cap 1
With axis hole, shaft 2 is stretched out outside end cap 1 from axis hole, and shield 3 includes the cylinder 31 being actively set in shaft 2, cylinder 31
Inner end is located in end cap 1, and end cap 1 is stretched out from axis hole in the outer end of cylinder 31, is filled between axis hole and shaft 2 by cylinder 31
Gap effectively reduces the impurity such as dust, steam and enters inside end cap 1 in the gap between shaft 2 and end cap 1.Wherein, shaft
Being located at the part in cylinder 31 on 2 is protection shaft part, and crest clearance of the internal diameter of cylinder 31 preferably with protection shaft part cooperates, at this time
Gap between shaft 2 and cylinder 31 is smaller, and dust is not easily accessible inside end cap 1, better protecting effect.In preferred embodiment
In, shield 3 further includes the retaining ring 32 set on 31 inner end of cylinder, and retaining ring 32 is arranged around the inner end of cylinder 31, and retaining ring 32 is installed
In end cap 1, the gap between cylinder 31 and axis hole is stopped by retaining ring 32, not only shield 3 is small in size, moreover it is possible to avoid existing
The defect that shield 3 falls off from end cap 1 in technology.
As shown in Figure 1, end cap 1 has the bearing chamber 11 outwardly protruded, axis hole is arranged on the end face of bearing chamber 11, bearing
Bearing 4 is equipped in room 11, retaining ring 32 prevents dust from entering in bearing 4 and cause 4 abnormal sound of bearing between axis hole and bearing 4.Compared with
Excellent, the inner sidewall of the outer rim fitting bearing chamber 11 of retaining ring 32, by 32 effective position of retaining ring in bearing chamber 11, shield 3
Will not radially moving in shaft 2, guarantee that shaft 2 will not be contacted with cylinder 31 when penetrating shield 3.Further, bearing
The separation structure for separating the inner ring of bearing 4 and retaining ring 32 is additionally provided in room 11 so that bearing 4 can normal rotation, preferred
In embodiment, separation structure includes gasket 5, and gasket 5 separates between the outer ring and retaining ring 32 of bearing 4, and the outer rim of gasket 5 is bonded
The inner sidewall of bearing chamber 11, by 5 effective position of gasket in bearing chamber 11, will not radially moving in bearing 4, guarantee pad
Piece 5 will not be contacted with the inner ring of bearing 4.
The invention also provides a kind of motors, including above-mentioned motor protection structure.
The invention also provides a kind of air conditioners, including above-mentioned motor.
As shown in Figure 1, the invention also provides a kind of installation methods of above-mentioned motor protection structure, comprising the following steps:
Shield 3 is installed in the bearing chamber 11 of end cap 1 by step 1, and retaining ring 32 is located inside bearing chamber 11, cylinder 31 is from axis
Hole reaches outside bearing chamber 11；
Gasket 5 is installed in the bearing chamber 11 of end cap 1 by step 2, and the inner ring of retaining ring 32 and bearing 4 is separated；
The shaft 2 for being set with bearing 4 is installed in the bearing chamber 11 of end cap 1 by step 3, and 2 activity of shaft passes through cylinder 31, axis
4 are held to be located in bearing chamber 11.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (11)
1. a kind of motor protection structure, comprising: end cap (1), shaft (2) and shield (3) with axis hole, which is characterized in that institute
Stating shield (3) includes: the cylinder (31) being actively set on the shaft (2), and the inner end of the cylinder (31) is located in described
In end cap (1), outer end from the axis hole stretch out end cap (1).
2. motor protection structure as described in claim 1, which is characterized in that be located at the cylinder (31) on the shaft (2)
Interior part is protection shaft part, the crest clearance cooperation of the internal diameter of the cylinder (31) and the protection shaft part.
3. motor protection structure as described in claim 1, which is characterized in that the protective jacket (3) further include: be set to the cylinder
The retaining ring (32) of body (31) inner end, the retaining ring (32) are mounted in the end cap (1).
4. motor protection structure as claimed in claim 3, which is characterized in that the end cap (1) has the bearing outwardly protruded
Room (11), the axis hole are arranged on the bearing chamber (11), are equipped with bearing (4) in the bearing chamber (11), the retaining ring
(32) between the axis hole and the bearing (4).
5. motor protection structure as claimed in claim 4, which is characterized in that the outer rim of the retaining ring (32) is bonded the bearing
The inner sidewall of room (11).
6. motor protection structure as claimed in claim 4, which is characterized in that be additionally provided in the bearing chamber (11) by the axis
The separation structure that the inner ring and the retaining ring (32) for holding (4) separate.
7. motor protection structure as claimed in claim 6, which is characterized in that the separation structure includes being interposed between the bearing
(4) gasket (5) between outer ring and the retaining ring (32).
8. motor protection structure as claimed in claim 7, which is characterized in that the outer rim of the gasket (5) is bonded the bearing
The inner sidewall of room (11).
9. a kind of motor, which is characterized in that including motor protection structure as claimed in any one of claims 1 to 8.
10. a kind of air conditioner, which is characterized in that including motor as claimed in claim 9.
11. a kind of installation method of motor protection structure as claimed in claim 7, which comprises the following steps:
Shield (3) is installed in bearing chamber (11) by step 1, and retaining ring (32) is located at bearing chamber (11) inside, cylinder (31) is stretched
It is external to bearing chamber (11)；
Gasket (5) is installed in bearing chamber (11) by step 2；
The shaft (2) for being set with bearing (4) is installed in bearing chamber (11) by step 3, and shaft (2) activity passes through cylinder (31),
Bearing (4) is located in bearing chamber (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811063905.8A CN109088500B (en) | 2018-09-12 | 2018-09-12 | Motor protection structure, motor, air conditioner and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811063905.8A CN109088500B (en) | 2018-09-12 | 2018-09-12 | Motor protection structure, motor, air conditioner and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109088500A true CN109088500A (en) | 2018-12-25 |
| CN109088500B CN109088500B (en) | 2023-11-07 |
Family
ID=64841502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811063905.8A Active CN109088500B (en) | 2018-09-12 | 2018-09-12 | Motor protection structure, motor, air conditioner and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109088500B (en) |
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|---|---|---|---|---|
| JPH06284625A (en) * | 1993-03-23 | 1994-10-07 | Nippon Densan Corp | Spindle motor |
| JP2003259597A (en) * | 2002-03-04 | 2003-09-12 | Yaskawa Electric Corp | Motor for vacuum |
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| CN206506387U (en) * | 2017-02-24 | 2017-09-19 | 徐州大元电机有限公司 | One kind sealing water-proof explosive-insulation type motor |
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| CN207368792U (en) * | 2017-09-09 | 2018-05-15 | 浙江向阳齿轮机电有限公司 | One kind lifting motor |
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| CN207691572U (en) * | 2018-01-18 | 2018-08-03 | 江门市江晟电机厂有限公司 | A kind of hermetic motor mounting structure |
| CN207853619U (en) * | 2017-12-22 | 2018-09-11 | 绍兴市万鹏机电有限公司 | A kind of radiating explosion-proof motor |
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| JPH06284625A (en) * | 1993-03-23 | 1994-10-07 | Nippon Densan Corp | Spindle motor |
| JP2003259597A (en) * | 2002-03-04 | 2003-09-12 | Yaskawa Electric Corp | Motor for vacuum |
| JP2004229379A (en) * | 2003-01-21 | 2004-08-12 | Mitsubishi Material Cmi Kk | Seal structure of motor |
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| JP2012080661A (en) * | 2010-09-30 | 2012-04-19 | Toshiba Corp | Totally enclosed main motor |
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| CN102497070A (en) * | 2011-11-29 | 2012-06-13 | 中电电机股份有限公司 | Sliding bearing flame-proof motor insulation push cover assembling structure |
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| CN204578259U (en) * | 2015-04-27 | 2015-08-19 | 六安源创电机制造科技有限公司 | Waterproof machine |
| WO2017055009A1 (en) * | 2015-09-28 | 2017-04-06 | Siemens Aktiengesellschaft | Method for sealing an electric machine |
| CN205583893U (en) * | 2016-03-23 | 2016-09-14 | 苏州朗高电机有限公司 | Motor splashproof water installation |
| CN206389210U (en) * | 2016-12-27 | 2017-08-08 | 卧龙电气集团股份有限公司 | Plastic packaging motor waterproof construction and plastic packaging motor |
| CN206341106U (en) * | 2017-01-14 | 2017-07-18 | 吴楚 | A kind of high-performance permanent magnet synchronous motor |
| CN206498275U (en) * | 2017-01-17 | 2017-09-15 | 湖南机电职业技术学院 | A kind of air conditioner motor water-inlet-proof structure |
| CN206506387U (en) * | 2017-02-24 | 2017-09-19 | 徐州大元电机有限公司 | One kind sealing water-proof explosive-insulation type motor |
| CN107317424A (en) * | 2017-07-28 | 2017-11-03 | 卧龙电气集团股份有限公司 | A kind of high pressure composite anti-explosion type threephase asynchronous |
| CN207368792U (en) * | 2017-09-09 | 2018-05-15 | 浙江向阳齿轮机电有限公司 | One kind lifting motor |
| CN207542921U (en) * | 2017-12-04 | 2018-06-26 | 乐山职业技术学院 | A kind of novel waterproof motor |
| CN207853619U (en) * | 2017-12-22 | 2018-09-11 | 绍兴市万鹏机电有限公司 | A kind of radiating explosion-proof motor |
| CN207691572U (en) * | 2018-01-18 | 2018-08-03 | 江门市江晟电机厂有限公司 | A kind of hermetic motor mounting structure |
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| CN208656552U (en) * | 2018-09-12 | 2019-03-26 | 珠海格力电器股份有限公司 | A kind of motor protection structure, motor and air-conditioning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109088500B (en) | 2023-11-07 |
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