CN209217888U - Permanent-magnet servo motor radiator structure - Google Patents
Permanent-magnet servo motor radiator structure Download PDFInfo
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- CN209217888U CN209217888U CN201822005541.XU CN201822005541U CN209217888U CN 209217888 U CN209217888 U CN 209217888U CN 201822005541 U CN201822005541 U CN 201822005541U CN 209217888 U CN209217888 U CN 209217888U
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- heat dissipation
- base
- radiator structure
- wind channel
- radiating ribs
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Abstract
The permanent-magnet servo motor radiator structure of the utility model, including motor body, quadrangle including being sequentially connected is equipped with the drive end bearing bracket, base and rear end cap of heat dissipation wind channel, there is thin wall shape fan housing at the rear end cap outer end face, fan housing endface is equipped with fan housing lid, electric machine main shaft is supported in drive end bearing bracket and rear end cap and extends to fan housing outer side of lid, and the fan for being sheathed on electric machine main shaft is equipped between the rear end cap and fan housing lid；It is stator core mounting hole in the middle part of the base, the Internal periphery of base heat dissipation wind channel is in and concentric arc-shaped of stator core mounting hole, outer profile is corresponding with base outer profile, keeps uniform wall thickness, is equipped with guiding radiator structure along its length in the lubrication groove profile surface of the base heat dissipation wind channel；The fan housing is covered with air inlet.The utility model expands heat dissipation range, realizes integral heat sink, improves the utilization rate and radiating efficiency of wind energy, and heat dissipation uniformly, and has saved heat dissipation cost.
Description
Technical field
The utility model relates to permanent-magnet servo motor manufacturing fields, and in particular to permanent-magnet servo motor radiator structure.
Background technique
The heat-sinking capability of motor, be restrict power of motor play a key factor, servo motor for a long time in use,
The original parts such as coil, stator, rotor silicon steel sheet can generate stator copper loss, iron loss, added losses and rotor loss etc., the coil of motor
Conducting wire, presence and inductance effect due to resistance etc., can also generate a large amount of heat, along with these during operation
Loss and electromagnetic inductance effect, when calorific value is greater than heat dissipation capacity, motor temperature can be increased constantly, cause motor casing overheat
Phenomenon can only prevent motor overheating, this is also very big by reducing the rated power of motor or shortening the method for motor working time
Limit the performance of Motor Capability, motor self performance is impacted, the normal use of motor is interfered even to reduce motor
Therefore service life need to effectively radiate to the motor in use process.
Currently, common servo motor radiator, most of is to add cooling wind blade in motor rear end, with fan blade to it
Simply radiated, and fan blade generate air quantity it is smaller, have heat dissipation effect is poor, can only locally radiate be unable to integral heat sink, consume
The disadvantages of duration.
In view of the above-mentioned problems, needing to carry out innovative design on the basis of original servo motor radiator structure, improves and dissipate
Thermal velocity and specific heat load expand heat dissipation range.
Utility model content
To overcome the above-mentioned deficiency in the presence of the prior art, the utility model provides permanent-magnet servo motor heat dissipation knot
Structure.The utility model expands heat dissipation range, realizes the integral heat sink along motor length direction rather than part heat dissipation；Guarantee into
The cold air that air port enters can only be discharged from air outlet, improve the utilization rate of wind energy, and then improve radiating efficiency；Fan is logical
Electric machine main shaft drive is crossed, rotation speed of the fan can be adjusted with the speed of mainshaft, avoid wind energy superfluous or insufficient, reach best heat dissipation effect,
Heat dissipation cost is saved；Base heat dissipation wind channel periphery uniform wall thickness, the specific heat load that each air duct undertakes in radiation processes is identical,
Heat dissipation is uniform.
The technical solution of the utility model includes: permanent-magnet servo motor radiator structure, the quadrangle including being sequentially connected is equipped with scattered
The casing of the drive end bearing bracket of hot-flow flue, base and rear end cap composition has thin wall shape fan housing, fan housing end at the rear end cap outer end face
Fan housing lid is equipped at face, electric machine main shaft is supported in drive end bearing bracket and rear end cap and extends to fan housing outer side of lid, the rear end cap and wind
The fan for being sheathed on electric machine main shaft is equipped between the cover；It is stator core mounting hole in the middle part of the base, base heat dissipation wind channel
Internal periphery be in concentric arc-shaped of stator core mounting hole, outer profile is corresponding with base outer profile, holding uniform wall thickness, institute
It states and is equipped with guiding radiator structure in the lubrication groove profile surface of base heat dissipation wind channel along its length；The drive end bearing bracket heat dissipation wind channel and rear end
Lid heat dissipation wind channel profile is consistent with base heat dissipation wind channel profile, inside do not set guiding radiator structure；The fan housing, which covers, to be had
Air inlet.
Compared with prior art, the permanent-magnet servo motor radiator structure of the utility model has following progress:
(1) heat dissipation range is expanded: the method by adding heat dissipation wind channel in motor quadrangle, the gas that fan work is driven
Stream realizes the integral heat sink along motor length direction rather than part heat dissipation from air inlet guide motor front end；
(2) it improves radiating efficiency: being equipped with air inlet and four heat dissipation wind channel air outlets at one, guarantee what air inlet entered
Cold air can only be discharged from air outlet, improve the utilization rate of wind energy, and then improve radiating efficiency；
(3) saved heat dissipation cost: fan is driven by electric machine main shaft, can be adjusted rotation speed of the fan with the speed of mainshaft, be avoided
Wind energy is superfluous or insufficient, reaches best heat dissipation effect；
(4) heat transfer is uniform: base heat dissipation wind channel periphery uniform wall thickness, and the heat dissipation that each air duct undertakes in radiation processes is strong
Spend identical, heat dissipation is uniform.
As optimization, it is rectangle that the guiding radiator structure, which is the section that base heat dissipation wind channel Internal periphery is fixed in side,
Strip radiating ribs are uniformly provided with many places radiating ribs in each base heat dissipation wind channel.
As optimization, radiating ribs at 5 are uniformly provided in each base heat dissipation wind channel, radiating ribs are with a thickness of 1-2mm.It dissipates
Hot muscle number can preferably avoid reduction wind-force while playing radiation air guiding, and radiating ribs thickness is preferably more convenient for adding
Work manufacture.
As optimization, the radiating ribs and base are integrally formed.Radiating ribs design seperated with base is not easy to installation positioning,
Design is integrally formed to be more convenient for manufacturing.
As optimization, the guiding radiator structure is the section for the strip that base heat dissipation wind channel Internal periphery is fixed in side
For the arcuation radiating ribs of arc, many places arcuation radiating ribs are uniformly provided in each base heat dissipation wind channel.The configuration of arcuation radiating ribs
The guide function of the radiating ribs advanced optimized is designed, same height, arcuation radiating ribs heat dissipation area is bigger, and heat dissipation effect is more
It is good.
As optimization, the arcuation radiating ribs nock is oriented the rotation direction of fan.Nock is oriented the rotation of fan
Direction enters heat dissipation channel convenient for radiation air, reduces the weakening effect to wind-force.
As optimization, it is that two sides are in that the guiding radiator structure, which is the section that base heat dissipation wind channel Internal periphery is fixed in side,
Hollow semicircle shape, middle part are in the special-shaped radiating ribs of hollow triangle.Heat dissipation channel is divided by the design of special-shaped radiating ribs
Two layers, multiple sections, special-shaped radiating ribs had both played radiation air guiding role and have also functioned to conduction of heat, and two interlayers have certain
Temperature difference, it is higher close to motor stator side temperature, it is lower close to motor casing side temperature, it is fixed that motor will be close to by heat transfer
Sub- side temperature is transmitted to special-shaped radiating ribs with faster speed, then by air-cooled layer-by-layer heat dissipation, the relatively straight strip of radiating efficiency dissipates
Hot muscle is higher；And experiments have shown that, the noise generated is also lower.
As optimization, the abnormity radiating ribs are with a thickness of 1-1.5mm.At this point, can not only guarantee good heat dissipation effect and production
Raw low noise, and because special-shaped radiating ribs are relatively thin, reach light-weighted purpose.
Detailed description of the invention
Fig. 1 is the structure for having permanent-magnet servo motor Cut-away section fan housing, fan housing lid with the utility model radiator structure
Schematic diagram；
Fig. 2 is the backsight for having permanent-magnet servo motor Cut-away section fan housing, fan housing lid with the utility model radiator structure
Figure；
Fig. 3 is the front view of the permanent-magnet servo motor radiator structure of the utility model；
Fig. 4 is the partial sectional view of the permanent-magnet servo motor radiator structure of the utility model；
Fig. 5 is the structural schematic diagram of the fan of the permanent-magnet servo motor radiator structure of the utility model；
Fig. 6 is the front view of the base of the permanent-magnet servo motor radiator structure with strip radiating ribs of the utility model；
Fig. 7 is the front view of the base of the permanent-magnet servo motor radiator structure with arcuation radiating ribs of the utility model；
Fig. 8 is the front view of the base of the permanent-magnet servo motor radiator structure with special-shaped radiating ribs of the utility model.
The label in accompanying drawing is:
1- casing, 11- base, 111- base heat dissipation wind channel, 112- radiating ribs, 113- arcuation radiating ribs, 114- abnormity dissipate
Hot muscle, 115- stator core mounting hole, 12- rear end cap, 121- rear end cap heat dissipation wind channel, 122- fan housing, 13- fan housing lid, 131-
Air inlet, 14- electric machine main shaft, 15- fan, 16- drive end bearing bracket, 161- drive end bearing bracket heat dissipation wind channel.
Specific embodiment
(embodiment) is further described the utility model with reference to the accompanying drawings and detailed description, this place is retouched
The specific embodiment stated is only used to explain the utility model, but is not intended as the foundation limited the utility model.
Referring to Fig. 1-8, the permanent-magnet servo motor radiator structure of the utility model, the quadrangle including being sequentially connected is equipped with scattered
The casing 1 that the drive end bearing bracket 16 of hot-flow flue, base 11 and rear end cap 12 form has thin wall shape wind at 12 outer end face of rear end cap
Cover 122,122 endface of fan housing are equipped with fan housing lid 13, and electric machine main shaft 14 is supported in drive end bearing bracket 16 and rear end cap 12 and extends to wind
13 outside of the cover, is equipped with the fan 15 for being sheathed on electric machine main shaft between the rear end cap 12 and fan housing lid 13；In the base 11
Portion is stator core mounting hole 115, and the Internal periphery of base heat dissipation wind channel 111 is in the circular arc concentric with stator core mounting hole 115
Shape, outer profile is corresponding with 11 outer profile of base, keeps uniform wall thickness, edge in the lubrication groove profile surface of the base heat dissipation wind channel 111
Length direction is equipped with guiding radiator structure；The drive end bearing bracket heat dissipation wind channel 161 and 121 profile of rear end cap heat dissipation wind channel and base
111 profile of heat dissipation wind channel is consistent, inside do not set guiding radiator structure；There is air inlet 131 on the fan housing lid 13.
Referring to Fig. 6, as a specific embodiment: the guiding radiator structure is that base heat dissipation wind channel is fixed in side
The section of 111 Internal peripheries is the strip radiating ribs 112 of rectangle, and many places heat dissipation is uniformly provided in each base heat dissipation wind channel 111
Muscle 112.Heat dissipation area is increased, plays the role of radiation air guiding, when radiation air being avoided to pass through in base heat dissipation wind channel 111
More chaotic turbulent flow is generated, heat dissipation effect is influenced.
Preferably, being uniformly provided with radiating ribs 112 at 5,112 thickness of radiating ribs in each base heat dissipation wind channel 111
For 2mm.112 number of radiating ribs can preferably avoid reduction wind-force, 112 thickness of radiating ribs while playing radiation air guiding
Preferably be more convenient for fabricating.
As optimization, the radiating ribs 112 are integrally formed with base 11.The design seperated with base 11 of radiating ribs 112 is inconvenient
It is positioned in installation, is integrally formed design and is more convenient for manufacturing.
Referring to Fig. 7, as a specific embodiment: the guiding radiator structure is that base heat dissipation wind channel is fixed in side
The section of the strip of 111 Internal peripheries is the arcuation radiating ribs 113 of arc, is uniformly provided in each base heat dissipation wind channel 111 more
Locate arcuation radiating ribs 113.The guide function for the radiating ribs that the configuration design of arcuation radiating ribs 113 advanced optimizes is same high
Degree, arcuation radiating ribs heat dissipation area is bigger, and heat dissipation effect is more preferable.
As optimization, 113 nock of arcuation radiating ribs is oriented the rotation direction of fan 15.Nock is oriented fan 15
Rotation direction enter heat dissipation channel convenient for radiation air, reduce the weakening effect to wind-force.
Referring to Fig. 8, as a specific embodiment: the guiding radiator structure is that base heat dissipation wind channel is fixed in side
The section of 111 Internal peripheries be two sides in hollow semicircle shape, middle part be in hollow triangle special-shaped radiating ribs 114.Abnormity
Heat dissipation channel is divided into two layers, multiple sections by the design of radiating ribs 114, and special-shaped radiating ribs 114 had both played radiation air guiding role
Conduction of heat is also functioned to, two interlayers have certain temperature difference, and it is higher close to motor stator side temperature, close to motor casing one
Side temperature is lower, will be close to motor stator side temperature by heat transfer and is transmitted to special-shaped radiating ribs 114 with faster speed, then leads to
Air-cooled layer-by-layer heat dissipation is crossed, the relatively straight strip radiating ribs 112 of radiating efficiency are higher；And experiments have shown that, the noise generated is also lower.
Preferably, the abnormity radiating ribs 114 are with a thickness of 1mm.At this point, can not only guarantee good heat dissipation effect and generation
Low noise reached light-weighted purpose and because special-shaped radiating ribs 114 are relatively thin.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. permanent-magnet servo motor radiator structure, it is characterised in that: the quadrangle including being sequentially connected is equipped with the front end of heat dissipation wind channel
The casing (1) of (16), base (11) and rear end cap (12) composition is covered, there is thin wall shape fan housing at rear end cap (12) outer end face
(122), fan housing (122) endface is equipped with fan housing lid (13), and electric machine main shaft (14) is supported in drive end bearing bracket (16) and rear end cap (12)
And extend on the outside of fan housing lid (13), the fan for being sheathed on electric machine main shaft is equipped between the rear end cap (12) and fan housing lid (13)
(15)；
It is stator core mounting hole (115) that the Internal periphery of base heat dissipation wind channel (111) is in and stator iron in the middle part of the base (11)
Concentric arc-shaped of core mounting hole (115), outer profile is corresponding with base (11) outer profile, holding uniform wall thickness, the base
Guiding radiator structure is equipped in the lubrication groove profile surface of heat dissipation wind channel (111) along its length；
The drive end bearing bracket heat dissipation wind channel (161) and rear end cap heat dissipation wind channel (121) profile and base heat dissipation wind channel (111) profile one
Cause, inside do not set guiding radiator structure；
There are air inlet (131) on the fan housing lid (13).
2. permanent-magnet servo motor radiator structure according to claim 1, it is characterised in that: the guiding radiator structure is one
The section that base heat dissipation wind channel (111) Internal periphery is fixed in side is the strip radiating ribs (112) of rectangle, each base radiation air
Many places radiating ribs (112) are uniformly provided in road (111).
3. permanent-magnet servo motor radiator structure according to claim 2, it is characterised in that: each base heat dissipation wind channel
(111) it is uniformly provided with radiating ribs at 5 (112) in, radiating ribs (112) are with a thickness of 1-2mm.
4. permanent-magnet servo motor radiator structure according to claim 3, it is characterised in that: the radiating ribs (112) and machine
Seat (11) is integrally formed.
5. permanent-magnet servo motor radiator structure according to claim 1, it is characterised in that: the guiding radiator structure is one
The section that the strip of base heat dissipation wind channel (111) Internal periphery is fixed in side is the arcuation radiating ribs (113) of arc, each base
Many places arcuation radiating ribs (113) are uniformly provided in heat dissipation wind channel (111).
6. permanent-magnet servo motor radiator structure according to claim 5, it is characterised in that: the arcuation radiating ribs (113)
Nock is oriented the rotation direction of fan (15).
7. permanent-magnet servo motor radiator structure according to claim 1, it is characterised in that: the guiding radiator structure is one
It is in hollow triangle in hollow semicircle shape, middle part that the section of base heat dissipation wind channel (111) Internal periphery is fixed on for two sides in side
The special-shaped radiating ribs (114) of shape.
8. permanent-magnet servo motor radiator structure according to claim 7, it is characterised in that: the abnormity radiating ribs (114)
With a thickness of 1-1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005541.XU CN209217888U (en) | 2018-11-30 | 2018-11-30 | Permanent-magnet servo motor radiator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005541.XU CN209217888U (en) | 2018-11-30 | 2018-11-30 | Permanent-magnet servo motor radiator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217888U true CN209217888U (en) | 2019-08-06 |
Family
ID=67462554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822005541.XU Active CN209217888U (en) | 2018-11-30 | 2018-11-30 | Permanent-magnet servo motor radiator structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450151A (en) * | 2018-11-30 | 2019-03-08 | 葛氏控股有限公司 | The permanent-magnet servo motor of built-in heat dissipation wind channel |
| CN111130250A (en) * | 2019-12-30 | 2020-05-08 | 江苏莱纳德自动化设备有限公司 | Long service life's servo motor |
-
2018
- 2018-11-30 CN CN201822005541.XU patent/CN209217888U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450151A (en) * | 2018-11-30 | 2019-03-08 | 葛氏控股有限公司 | The permanent-magnet servo motor of built-in heat dissipation wind channel |
| CN109450151B (en) * | 2018-11-30 | 2023-12-12 | 葛氏控股股份有限公司 | Permanent magnet servo motor with built-in heat dissipation air duct |
| CN111130250A (en) * | 2019-12-30 | 2020-05-08 | 江苏莱纳德自动化设备有限公司 | Long service life's servo motor |
| CN111130250B (en) * | 2019-12-30 | 2021-01-01 | 宁波市奉化洪马电机科技有限公司 | Long service life's servo motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317108, Zhejiang County, Taizhou Province three counties Pu dam town (Zhejiang three coastal industrial city) Patentee after: Ge Holding Co., Ltd Address before: 317108, Zhejiang County, Taizhou Province three counties Pu dam town (Zhejiang three coastal industrial city) Patentee before: The Ge Shi Co., Ltd that controls interest |
|
| CP01 | Change in the name or title of a patent holder |