CN206195511U - Motor of motor end cover and applied this end cover - Google Patents
Motor of motor end cover and applied this end cover Download PDFInfo
- Publication number
- CN206195511U CN206195511U CN201621156806.0U CN201621156806U CN206195511U CN 206195511 U CN206195511 U CN 206195511U CN 201621156806 U CN201621156806 U CN 201621156806U CN 206195511 U CN206195511 U CN 206195511U
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- CN
- China
- Prior art keywords
- end cap
- bearing chamber
- air
- vent
- cap body
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Abstract
The utility model discloses a motor of motor end cover and applied this end cover belongs to motor end cover technical field, aims at providing a motor end cover, has the advantage of increase end cover radiating rate, and its technical scheme main points are motor end covers, including the end cover body, end cover body middle part is equipped with the bearing room, bearing room circumference uniform array sets up threaded hole, the screw hole sets up along bearing room length direction, the bearing room is kept away from the one end of end cover body and is extended to keeping away from end cover body direction, bearing outdoor wall is equipped with the boss no. 1 of outside extension in the position of screw hole, bleeder vent no. 1 has been seted up in one side of boss no. 1 to bearing room lateral wall.
Description
Technical field
The utility model is related to electric motor end cap technical field, more particularly to a kind of electric motor end cap and the electricity using the end cap
Machine.
Background technology
End cap is the normal structure in many motors.The opening of the frame ends of end cap closing motor, wherein stator passes through
The opening is arranged in the framework.End cap is also as the attachment base of the bearing for supporting rotor.It is by the support force of rotor
It is delivered to the framework of motor.
End cap protection motor electric and rotating part and as be used for bearing support structure purposes, to it
Propose many Functional Requirements.Wherein it is important that producing distributing for heat when rotor is rotated.
The Chinese patent of Publication No. CN101604878 discloses a kind of electric motor end cap, and it is by metal heat sink and injection
Profiled member constitute, wherein injection molding part include positioned at center bearing chamber and peripherally located positioning spigot, bearing chamber with
Embedded metal heat sink between positioning spigot.The invention good stability, easily radiating.But the metal heat sink in radiation processes
There is a heat transfer process so that the speed that heat is distributed reduces.
Utility model content
The purpose of this utility model is to provide a kind of electric motor end cap, has the advantages that to increase end cap radiating rate.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of electric motor end cap, bag
End cap body is included, the end cap body middle part is provided with bearing chamber, and the bearing chamber circumference uniform array offers screwed hole, described
Screwed hole is set along bearing chamber length direction, and the bearing chamber prolongs away from one end of end cap body to away from end cap body direction
Stretch, the bearing chamber outer wall is provided with the boss one for stretching out in the position of screwed hole, and bearing chamber side wall is in boss
One side offers air-vent one.
By using above-mentioned technical proposal, end cap body is used for the opening of the end for closing motor frame, on end cap body
Bearing chamber give rotor provide support force, screwed hole is easy to be fixed on bearing chamber on motor, by bearing chamber away from end cap body
One end extend to away from end cap body direction, increase and the contact area of rotor so that rotor slow-roll stabilization provide to rotor
Support force, the setting of boss one reduces bearing chamber and deforms in the position of screwed hole, the air-vent set on the wall of bearing chamber side
One, it is easy to the heat produced when rotor is rotated to be distributed by air-vent one, this outer rotor increases bearing when rotating
The flowing of room air so that pressure in bearing chamber reduces, so outside air entered in bearing chamber by air-vent one will
Rotor is cooled down, and then reduction rotor is transferred heat on end cap body, while air-vent one is arranged on into the one of boss one
Side accelerates distributing for the heat at bearing chamber wall thickness.
The utility model is further arranged to：The bearing chamber outer wall the position of air-vent one be provided with stretch out plus
Strong block two.
Intensity of the bearing chamber at air-vent one is increased by using the setting of above-mentioned technical proposal, boss two, is subtracted
Deformation of the small bearing chamber at air-vent one.
The utility model is further arranged to：The diameter of the air-vent one is gradually reduced from bearing chamber outer wall to inwall.
By using above-mentioned technical proposal, air by air-vent one into rotor is cooled down in bearing chamber when,
Because the diameter of air-vent one is gradually reduced from bearing chamber outer wall to inwall, hence in so that the volume of air is gradually reduced, now
Gas temperature declines so that the air themperature reduction entered in bearing chamber, and the temperature reduction and then reduction rotor beneficial to rotor are passed
The temperature on end cap body is delivered to, reduces the temperature on end cap body, end is also reduced by air-vent for the moment in air in addition
The temperature of lid.
The utility model is further arranged to：The air-vent one is provided with screen pack in one end of bearing chamber outer wall.
The impurity in air is blocked in outside bearing room by using the setting of above-mentioned technical proposal, screen pack, is reduced
Impurity enters the rotation of influence rotor in bearing chamber in air, while reduce air-vent one being blocked by impurity, and then influences end cap
The radiating of body.
The utility model is further arranged to：Bearing chamber side wall is in boss one away from the side of air-vent one and end
Reinforcement is provided between lid body, the reinforcement is offering air-vent two, the air-vent near the side of end cap body
Two are obliquely installed along reinforcement and extend end cap body.
By using above-mentioned technical proposal, reinforcement provides certain radial support power to bearing chamber so that rotor is turning
When dynamic, reduce the radial deformation of bearing chamber, the air-vent two set on reinforcement accelerates distributing for end cap body heat,
Air-vent is obliquely installed along reinforcement, the area of end cap body radiating is increased, end cap body heat has been further speeded up
Distribute.
The utility model is further arranged to：The end cap body is provided with heat sink strip, the radiating in the side of bearing chamber
Bar one end contradicts with bearing chamber, and one end extends to end cap body edges, and the end cap body periphery is provided with and heat sink strip conflict
Locating piece.
Distributing for end cap body heat is accelerated by using the setting of above-mentioned technical proposal, heat sink strip, by heat sink strip
One end contradicts with bearing chamber so that heat sink strip provides bearing chamber certain radial support power, further reduces the change of bearing chamber
Shape, the locating piece that end cap body periphery is set plays position-limiting action to heat sink strip.
The utility model is further arranged to：The locating piece is circumferentially uniformly provided with some contiguous blocks for stretching out, institute
State and location hole is offered on contiguous block.
By using above-mentioned technical proposal, the location hole opened up on locating piece is easy to be fixed on end cap body on motor,
The connection of end cap body is strengthened, being arranged on for locating piece reduces end cap body while end cap body is fixed on motor
Weight.
The utility model is further arranged to：The bearing chamber interior walls offer some annular grooves.
By using above-mentioned technical proposal, annular groove opens up the contact area for reducing bearing chamber and rotor, and then reduces
The friction area of rotor, reduce rotor heating and bearing chamber heating, while annular groove open up cause position bearing
The thickness of locular wall reduces, beneficial to distributing for heat.
Another purpose of the present utility model is to provide a kind of motor, including a kind of above-mentioned electric motor end cap so that motor
The heat that rotor is produced in rotation process between end cap being capable of Quick diffusing so that motor has good heat dispersion,
Increase the speed for distributing of motor heat in use.
In sum, the utility model has the advantages that：The air-vent one opened up on bearing chamber is so that bearing chamber
Interior rotor when rotating directly and contacting external air so that rotor when rotating with bearing chamber frictional heat when air-vent one
Increase distributing for heat, and reduce the generation of the area reduction heat that rotor is contacted with bearing chamber, when rotor is rotated, bearing
Indoor air velocity increase causes that outside air is inhaled into bearing chamber, further reduces the generation of rotor heat, reduces
Rotor is transferred heat in bearing chamber interior walls, and then reduces the heat of bearing chamber.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the structural representation for embodying heat sink strip distribution of the present embodiment；
Fig. 3 is the sectional view of A-A in Fig. 2；
Fig. 4 is the sectional view of B-B in Fig. 2.
In figure, 1, end cap body；11st, bearing chamber；111st, screwed hole；112nd, boss one；113rd, air-vent one；114th, add
Strong block two；115th, screen pack；116th, reinforcement；1161st, air-vent two；117th, annular groove；12nd, heat sink strip；13rd, locating piece；131、
Contiguous block；132nd, location hole.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment 1：A kind of electric motor end cap, referring to Figures 1 and 2, including end cap body 1, the middle part of end cap body 1 is provided with bearing
Room 11, bearing chamber 11 provides support force to rotor, and the circumferential uniform array of bearing chamber 11 offers screwed hole 111, by screwed hole 111
Set along the length direction of bearing chamber 11, be easy to be fixed on bearing chamber 11 on motor, the one end of bearing chamber 11 away from end cap body 1
Extend to away from the direction of end cap body 1, the contact area of increase and rotor so that rotor slow-roll stabilization, the outer wall of bearing chamber 11 exists
The position of screwed hole 111 is provided with the boss 1 for stretching out, and reduce when rotor is rotated makes to the power that bearing chamber 11 applies
Bearing chamber 11 is obtained to deform in the position of screwed hole 111；When rotor is rotated, rotor and the frictional heat of bearing chamber 11 so that bearing
The temperature of room 11 and rotor is raised, and now offers air-vent 1 in the side of boss 1 in the side wall of bearing chamber 11,
It is easy to the temperature of bearing chamber 11 to be distributed by air-vent 1 after raising, and the heat produced when rotor is rotated is logical
Cross air-vent 1 to distribute, this outer rotor increases the flowing of air in bearing chamber 11 so that bearing chamber when rotating
Pressure in 11 reduces, and then outside air is cooled down rotor and bearing chamber 11 into bearing chamber 11 is interior by air-vent 1,
Air carries out cooling reduction rotor to rotor and transfers heat on bearing chamber 11, while 11 radiating rate of bearing chamber is increased
Reduce the generation of the heat of bearing chamber 11, the side that air-vent 1 is arranged on boss 1 is reduced into temperature at wall thickness stores
The not vaporific situation of product.
Reference picture 1 and Fig. 3, the outer wall of bearing chamber 11 are provided with the boss two for stretching out in the position of air-vent 1
114, intensity of the bearing chamber 11 at air-vent 1 is increased, reduce deformation of the bearing chamber 11 at air-vent 1；This
It is outer in order to further increase air cooled speed in bearing chamber 11, by the diameter of air-vent 1 from the outer wall of bearing chamber 11 to
Inwall is gradually reduced, when air is entered in bearing chamber 11 by air-vent 1, because the diameter of air-vent 1 is from axle
Hold the outer wall of room 11 to be gradually reduced to inwall, hence in so that the volume of air is gradually reduced, now gas temperature declines so that enter
Air themperature reduction in bearing chamber 11, temperature reduction and then reduction rotor beneficial to rotor are delivered to the temperature on end cap body 1
Degree, and reduce the temperature of bearing chamber 11, also reduced near air-vent 1 when air is by air-vent 1 in addition
The temperature of the wall of bearing chamber 11, and then the wall of bearing chamber 11 for causing peripheral temperature higher communicates the temperature to the relatively low bearing chamber of temperature
On 11 walls, then temperature is reduced by air-vent 1, and then reduce the temperature of the entirety of bearing chamber 11.
Reference picture 3, when air is by air-vent 1, air-vent 1 was provided with one end of the outer wall of bearing chamber 11
Be blocked in impurity in air outside bearing chamber 11 by filter screen 115, screen pack 115, and impurity enters bearing chamber 11 in reducing air
The rotation of interior influence rotor, while reduce air-vent 1 being blocked by impurity, and then influences the radiating of rotor and bearing chamber 11.
Reference picture 1 and Fig. 4, the side wall of bearing chamber 11 is in boss 1 away from the side of air-vent 1 and end cap body
Reinforcement 116 is provided between 1, reinforcement 116 provides bearing chamber 11 certain radial support power so that rotor rotate when,
Reduce the radial deformation of bearing chamber 11, reinforcement 116 is offering air-vent 2 1161 near the side of end cap body 1, will be saturating
Stomata 2 1161 is obliquely installed along reinforcement 116 and extends end cap body 1, air-vent 2 1161 open up so that air end
Flowing in lid body 1, accelerates distributing for the heat of end cap body 1, and air-vent is obliquely installed along reinforcement 116, increases
The area of the radiating of end cap body 1, has further speeded up distributing for the heat of end cap body 1.
Reference picture 1, end cap body 1 is provided with heat sink strip 12 in the side of bearing chamber 11, accelerates dissipating for the heat of end cap body 1
Hair, the one end of heat sink strip 12 is contradicted with bearing chamber 11, and one end extends to the edge of end cap body 1 so that heat sink strip 12 is to bearing chamber
11 provide certain radial support power, further reduce the deformation of bearing chamber 11, and the heat transfer on bearing chamber 11 is to scattered in addition
Radiated on hot bar 12, the periphery of end cap body 1 is provided with the locating piece 13 contradicted with heat sink strip 12, to 12 spacing works of heat sink strip
With；Locating piece 13 is circumferential to be uniformly provided with some contiguous blocks 131 for stretching out, and location hole 132 is offered on contiguous block 131, just
It is fixed on motor in by end cap body 1, strengthens the connection of end cap body 1.
Reference picture 1, in order to further reduce the heat of bearing chamber 11, some annular grooves 117 is offered in the inwall of bearing chamber 11,
Annular groove 117 opens up the contact area for reducing bearing chamber 11 and rotor, and then reduces the friction area of rotor so that rotor
Heating and the heating of bearing chamber 11 reduce, while the thickness for opening up the wall of bearing chamber 11 for causing position of annular groove 117 reduces,
Beneficial to distributing for heat.
Embodiment 2：A kind of motor, including a kind of electric motor end cap in above-described embodiment so that rotor is rotating work
When making, end cap perfect heat-dissipating so that rotor heat in rotation process is distributed also to be accelerated reduces motor and sends out in the course of the work
Heat, extends the service life of motor.
This specific embodiment is only that, to explanation of the present utility model, it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (9)
1. a kind of electric motor end cap, including end cap body（1）, the end cap body（1）Middle part is provided with bearing chamber（11）, the bearing
Room（11）Circumferential uniform array offers screwed hole（111）, the screwed hole（111）Along bearing chamber（11）Length direction is set,
It is characterized in that：The bearing chamber（11）Away from end cap body（1）One end to away from end cap body（1）Direction extends, described
Bearing chamber（11）Outer wall is in screwed hole（111）Position be provided with the boss one for stretching out（112）, the bearing chamber（11）Side
Wall is in boss one（112）Side offer air-vent one（113）.
2. a kind of electric motor end cap according to claim 1, it is characterised in that：The bearing chamber（11）Outer wall is in air-vent one
（113）Position be provided with the boss two for stretching out（114）.
3. a kind of electric motor end cap according to claim 1, it is characterised in that：The air-vent one（113）Diameter from axle
Hold room（11）Outer wall is gradually reduced to inwall.
4. a kind of electric motor end cap according to claim 1, it is characterised in that：The air-vent one（113）In bearing chamber
（11）One end of outer wall is provided with screen pack（115）.
5. a kind of electric motor end cap according to claim 1 or 3, it is characterised in that：The bearing chamber（11）Side wall is being strengthened
Block one（112）Away from air-vent one（113）Side and end cap body（1）Between be provided with reinforcement（116）, the reinforcement
（116）Near end cap body（1）Side offer air-vent two（1161）, the air-vent two（1161）Along reinforcement
（116）It is obliquely installed and extends end cap body（1）.
6. a kind of electric motor end cap according to claim 1, it is characterised in that：The end cap body（1）In bearing chamber（11）
Side be provided with heat sink strip（12）, the heat sink strip（12）One end and bearing chamber（11）Contradict, one end extends to end cap body（1）
Edge, the end cap body（1）Periphery is provided with and heat sink strip（12）The locating piece of conflict（13）.
7. a kind of electric motor end cap according to claim 6, it is characterised in that：The locating piece（13）If being circumferentially uniformly provided with
The dry contiguous block for stretching out（131）, the contiguous block（131）On offer location hole（132）.
8. a kind of electric motor end cap according to claim 1, it is characterised in that：The bearing chamber（11）Inwall offers some
Annular groove（117）.
9. a kind of motor, it is characterised in that：Including a kind of electric motor end cap described in any of the above-described claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621156806.0U CN206195511U (en) | 2016-10-24 | 2016-10-24 | Motor of motor end cover and applied this end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621156806.0U CN206195511U (en) | 2016-10-24 | 2016-10-24 | Motor of motor end cover and applied this end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206195511U true CN206195511U (en) | 2017-05-24 |
Family
ID=58732636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621156806.0U Expired - Fee Related CN206195511U (en) | 2016-10-24 | 2016-10-24 | Motor of motor end cover and applied this end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206195511U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086706A (en) * | 2017-06-01 | 2017-08-22 | 大连达尔马电机有限公司 | The radiator structure of the motor load end shaft extension of heat transfer device |
| CN109441774A (en) * | 2018-11-27 | 2019-03-08 | 苏州中成新能源科技股份有限公司 | A kind of light-weighted automotive air conditioner compressor front cover |
| CN113824249A (en) * | 2021-09-03 | 2021-12-21 | 珠海格力电器股份有限公司 | Electric machine |
-
2016
- 2016-10-24 CN CN201621156806.0U patent/CN206195511U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086706A (en) * | 2017-06-01 | 2017-08-22 | 大连达尔马电机有限公司 | The radiator structure of the motor load end shaft extension of heat transfer device |
| CN109441774A (en) * | 2018-11-27 | 2019-03-08 | 苏州中成新能源科技股份有限公司 | A kind of light-weighted automotive air conditioner compressor front cover |
| CN113824249A (en) * | 2021-09-03 | 2021-12-21 | 珠海格力电器股份有限公司 | Electric machine |
| CN113824249B (en) * | 2021-09-03 | 2022-07-26 | 珠海格力电器股份有限公司 | Electric machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171024 |