CN204304705U - A kind of heat abstractor of motor - Google Patents
A kind of heat abstractor of motor Download PDFInfo
- Publication number
- CN204304705U CN204304705U CN201420870601.3U CN201420870601U CN204304705U CN 204304705 U CN204304705 U CN 204304705U CN 201420870601 U CN201420870601 U CN 201420870601U CN 204304705 U CN204304705 U CN 204304705U
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- Prior art keywords
- casing
- stator
- motor
- rotor
- heat abstractor
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Abstract
The utility model provides a kind of heat abstractor of motor, belongs to motor device technical field.The heat abstractor it solving existing motor can only dispel the heat to stator and the problems such as radiating effect difference.The utility model is arranged on motor, motor comprises casing, stator and rotor, it comprises the air inlet mechanism be arranged on the end cap of casing one end and the air outlet mechanism being arranged on the casing other end, vent passages is provided with between stator and casing, air inlet mechanism is communicated with air outlet mechanism by vent passages, between rotor and stator, be provided with wind guiding mechanism.The utility model structure is simple, can play good radiating effect to each parts in casing.
Description
Technical field
The utility model belongs to motor device technical field, is specifically related to a kind of heat abstractor of motor.
Background technology
Motor, when carrying out power conversion, always has sub-fraction loss to be transformed into heat, and heat must constantly distribute by it, the normal work of guarantee motor and the damage of minimizing to peripheral parts.
Existing three-phase AC asynchronous motor mainly leans against fin on motor housing to increase area of dissipation, thus reaches the effect of heat radiation.The stator heat radiation that such heat abstractor can only be given motor housing and contact.And motor internal, the heat that especially rotor produces is difficult to shed.The heat gathered causes efficiency to reduce by causing the resistance value of coil to raise.Therefore, be necessary to improve present motor or optimize.Existing motor radiating technology is generally inner sealing wind outside cooling technology, and the chief component rotor of motor and seal stator, at motor internal, use fan cooled shell.But because the transmission of heat is very complicated, traditional wind outside refrigeration technique is difficult to really dispel the heat to motor internal.
Utility model content
The purpose of this utility model is the heat abstractor providing a kind of motor for the problem existing for existing electric machine radiator, especially a kind of heat abstractor that each parts of motor case inside can be made fully to dispel the heat.
The purpose of this utility model realizes by following technical proposal:
A kind of heat abstractor of motor, be arranged on motor, described motor comprises casing, stator and rotor, it is characterized in that, it comprises the air inlet mechanism be arranged on the end cap of casing one end and the air outlet mechanism being arranged on the casing other end, be provided with vent passages between stator and casing, air inlet mechanism is communicated with air outlet mechanism by vent passages, between rotor and stator, be provided with wind guiding mechanism.
Extraneous wind is sucked in motor case by air inlet mechanism, vent passages between stator and casing is entered again by the guiding of wind guiding mechanism, after flow out from the air outlet mechanism of casing, wind can take away a large amount of heats in the process of circulation, therefore plays thermolysis to whole motor.
In the heat abstractor of above-mentioned a kind of motor, described air inlet mechanism comprises the multiple fresh air inlets be arranged on end cap, and the tail end end of above-mentioned rotor is provided with some fan blades, and described fan blade rotor circumference is uniformly distributed.
In the heat abstractor of above-mentioned a kind of motor, described air outlet mechanism comprises the some air outlets be arranged on along casing circle distribution on casing, and described air outlet is communicated with above-mentioned vent passages.
In the heat abstractor of above-mentioned a kind of motor, the inwall of described casing is provided with many convex tendons along rotor axial, convex tendon circumference is spaced apartly arranged on casing inner wall, and described convex tendon is protruding and be resisted against on stator outer peripheral face to stator direction, forms above-mentioned vent passages between adjacent two convex tendons.
In the heat abstractor of above-mentioned a kind of motor, described wind guiding mechanism comprises the wind guide tank being arranged on end cap inwall, and the winding of described wind guide tank and stator is just right, and the both sides of wind guide tank are communicated with vent passages with air inlet mechanism respectively.
Fan blade rotates with rotor and rotates, extraneous wind is sucked in casing by fresh air inlet, vent passages is arrived again by the gap between rotor and stator winding and wind guide tank, air outlet is arrived along vent passages, finally flow out from air outlet, the heat that when taking away machine operation in the process of circulation, winding energising and rotor rotation etc. produce, and play thermolysis.
Compared with prior art, the utility model is by arranging the structures such as air inlet mechanism (fresh air inlet etc.), air outlet mechanism (air outlet etc.), vent passages and wind guiding mechanism (wind deflector), rotor drives fan blade rotation to pass through in fresh air inlet inspiration casing by wind from the external world, when stator and rotor clearance, air intake passage between stator and casing and air outlet circulate, the heat that when taking away machine operation, winding energising and rotor rotation etc. produce, and play good radiating effect.
Accompanying drawing explanation
Fig. 1 is provided with helical-lobe compressor structural representation of the present utility model.
Fig. 2 is the cutaway view of Fig. 1.
Fig. 3 is the structural representation being provided with motor of the present utility model.
Fig. 4 is the end view being provided with motor of the present utility model.
In figure, 1, casing; 2, stator; 3, rotor; 4, axis hole is embedded; 5, end cap; 6, ring flange; 7, fresh air inlet; 8, fan blade; 9, vent passages; 10, wind guide tank; 11, main shaft; 12, air outlet; 13, convex tendon.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figures 1 and 2, the utility model is arranged on the motor of helical-lobe compressor, this motor comprises casing 1, be arranged on the stator 2 in casing 1 and rotor 3, the center of stator 2 is provided with installing hole, rotor 3 to be arranged in this installing hole and can to rotate relative to stator 2, the center of rotor 3 is provided with and embeds axis hole 4, the one end open of casing 1, the other end is provided with end cap 5, the main shaft 11 of helical-lobe compressor is inserted into from above-mentioned opening and embeds in axis hole 4 and be fixed together with rotor 3, the open end of casing 1 is provided with an annular flange dish 6, the shell face of the threaded compressor host of ring flange 6 is fixedly connected with modes such as securing members by keyway.
As shown in Figures 2 and 3, the utility model comprises multiple fresh air inlets 7 of being arranged on casing 1 end cap 5 place and is arranged on the some air outlets 12 of casing 1 adjacent open end along casing 1 circle distribution, the tail end end (near casing 1 end cap 5) of above-mentioned rotor 3 is provided with some fan blades 8, and fan blade 8 is uniformly distributed around embedding axis hole 4 circumference.
As shown in Figure 2 to 4, vent passages 9 is provided with between stator 2 and casing 1, casing 1 inwall is axially arranged with many convex tendons 13 along embedding axis hole 4, convex tendon 13 circumference is spaced apart is arranged on casing 1 inwall, convex tendon 13 is protruding and be resisted against on stator 2 outer peripheral face to stator 2 direction, form above-mentioned vent passages 9 between adjacent two convex tendons 13, fresh air inlet 7 is communicated with air outlet 12 by vent passages 9.Between rotor 3 and stator 2, be provided with wind guiding mechanism, it comprises the wind guide tank 10 being arranged on end cap 5 inwall, and wind guide tank 10 is just right with the winding of stator 2, and the both sides of wind guide tank 10 are communicated with vent passages 9 with air inlet mechanism respectively.
During work, rotor 3 rotarily drives fan blade 8 and rotates together, extraneous wind is inhaled in the casing 1 of motor by fresh air inlet 7, vent passages 9 is arrived again by the gap between rotor 3 and stator 2 winding and wind guide tank 10, air outlet 12 is arrived along vent passages 9, finally flow out from air outlet 12, wind takes away the heat that winding energising and rotor 3 rotation etc. produce in flow process, and plays thermolysis.
Should be appreciated that, in claims of the present utility model, specification, all " comprising ... " is all interpreted as open implication, and namely its implication is equal to " at least containing ... ", and should not be construed as enclosed implication, namely its implication should not be construed " only comprising ... ".
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. the heat abstractor of a motor, be arranged on motor, described motor comprises casing (1), stator (2) and rotor (3), it is characterized in that, it comprises the air inlet mechanism be arranged on casing (1) one end end cap (5) and the air outlet mechanism being arranged on casing (1) other end, vent passages (9) is provided with between stator (2) and casing (1), air inlet mechanism is communicated with air outlet mechanism by vent passages (9), between rotor (3) and stator (2), be provided with wind guiding mechanism.
2. the heat abstractor of a kind of motor according to claim 1, it is characterized in that, described air inlet mechanism comprises the multiple fresh air inlets (7) be arranged on end cap (5), the tail end end of above-mentioned rotor (3) is provided with some fan blades (8), and described fan blade (8) rotor (3) circumference is uniformly distributed.
3. the heat abstractor of a kind of motor according to claim 1 and 2, it is characterized in that, described air outlet mechanism comprises the some air outlets (12) be arranged on along casing (1) circle distribution on casing (1), and described air outlet (12) is communicated with above-mentioned vent passages (9).
4. the heat abstractor of a kind of motor according to claim 1 and 2, it is characterized in that, the inwall of described casing (1) is axially arranged with many convex tendons (13) along rotor (3), convex tendon (13) circumference is spaced apart is arranged on casing (1) inwall, described convex tendon (13) is protruding and be resisted against on stator (2) outer peripheral face to stator (2) direction, forms above-mentioned vent passages (9) between adjacent two convex tendons (13).
5. the heat abstractor of a kind of motor according to claim 1 and 2, it is characterized in that, described wind guiding mechanism comprises the wind guide tank (10) being arranged on end cap (5) inwall, described wind guide tank (10) is just right with the winding of stator (2), and the both sides of wind guide tank (10) are communicated with vent passages (9) with air inlet mechanism respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870601.3U CN204304705U (en) | 2014-12-31 | 2014-12-31 | A kind of heat abstractor of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870601.3U CN204304705U (en) | 2014-12-31 | 2014-12-31 | A kind of heat abstractor of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204304705U true CN204304705U (en) | 2015-04-29 |
Family
ID=53110214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420870601.3U Expired - Fee Related CN204304705U (en) | 2014-12-31 | 2014-12-31 | A kind of heat abstractor of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204304705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109075653A (en) * | 2016-05-13 | 2018-12-21 | 法雷奥电机设备公司 | The rotating electric machine of cooling with optimization |
-
2014
- 2014-12-31 CN CN201420870601.3U patent/CN204304705U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109075653A (en) * | 2016-05-13 | 2018-12-21 | 法雷奥电机设备公司 | The rotating electric machine of cooling with optimization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150429 Termination date: 20161231 |