CN207853630U - A kind of fugitive hot type thoughts brushless motor - Google Patents
A kind of fugitive hot type thoughts brushless motor Download PDFInfo
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- CN207853630U CN207853630U CN201721762332.9U CN201721762332U CN207853630U CN 207853630 U CN207853630 U CN 207853630U CN 201721762332 U CN201721762332 U CN 201721762332U CN 207853630 U CN207853630 U CN 207853630U
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Abstract
The utility model discloses a kind of fugitive hot type thoughts brushless motors, solve the hot gas being discharged in the prior art and easily reenter in the alternate cycle of air-flow, and then the problem for causing motor radiating ineffective.Its key points of the technical solution are that including external stator component, shaft and the drive end bearing bracket and rear end cap worn for shaft, the external stator component includes stator, the drive end bearing bracket is connected through fastener with rear end cap and the fixed both ends for being set in stator, the drive end bearing bracket and rear end cap offer air inlet hole and exhaust vent respectively, described that exhausting component is equipped in the shaft of drive end bearing bracket side positioned at the rear end cap；The exhausting component includes the extraction fan being installed in shaft and the wind scooper that is covered in extraction fan on flabellum, the center of the wind scooper offers exhaust outlet, reach and the track flowed through after gas is discharged by change, it avoids the hot gas of discharge from being again introduced into motor, and then improves the purpose of motor radiating effect.
Description
Technical field
The utility model is related to motor fields, more specifically, being related to a kind of fugitive hot type thoughts brushless motor.
Background technology
Direct current generator refers to that can direct current energy be converted into mechanical energy or convert mechanical energy into the electric rotating of direct current energy
Machine.Direct current generator is divided into brush direct current motor and DC brushless motor, and wherein DC brushless motor is because having efficient, noise
The advantages that low, reliable for operation, in recent years apply it is increasingly extensive, quickly grow, wherein the extensive use in screw gun.
Certain heat is will produce after motor long-time use, and the motor feels hot influences the service life of motor, therefore city
Motor on field generally has radiator structure or addition air draft component, by being passed through extraneous air in motor so that electricity
The alternating of air-flow inside and outside machine, accelerates the heat dissipation of motor with this, if but it is unreasonable processing discharge gas, easily cause discharge
Hot gas reenters in the alternate cycle of air-flow, and then the problem for causing heat dissipation effect bad.
Utility model content
The purpose of this utility model is to provide a kind of fugitive hot type thoughts brushless motor, is flowed through after gas is discharged by change
Track, avoid discharge hot gas be again introduced into motor, and then improve motor radiating effect.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of fugitive hot type thoughts
Brushless motor, including external stator component, shaft and the drive end bearing bracket and rear end cap worn for shaft, the external stator component include
Stator, the drive end bearing bracket is connected through fastener with rear end cap and the fixed both ends for being set in stator, the drive end bearing bracket and rear end cap
Air inlet hole and exhaust vent are offered respectively, and exhausting component is installed in the shaft of drive end bearing bracket side positioned at the rear end cap；
The exhausting component includes the extraction fan being installed in shaft and the wind scooper that is covered in extraction fan on flabellum, the wind-guiding
The center of cover offers exhaust outlet.
By using above-mentioned technical proposal, the drive end bearing bracket in motor opens up air inlet hole, and the rear end cap in motor opens up out
Air holes, and exhausting component is set at rear end cap, exhausting component includes extraction fan and wind scooper, and wind scooper has and exhaust vent phase
Logical exhaust outlet, operation principle：Starting motor drives exhausting component in running order, and the Cryogenic air outside motor is from air inlet
Hole enters in motor, and is discharged from exhaust vent, and the dynamic hot-air that can be taken out of in motor of this Airflow is discharged from exhaust vent,
And because of the setting of exhaust outlet so that hot-air is concentrated to be discharged along exhaust outlet direction, and because the short distance after extraction fan startup is blown,
So that hot-air is flowed to the direction far from motor, therefore be can avoid hot-air and repeated to enter in motor, and then improves motor and dissipate
Thermal effect.
The utility model is further disposed in being provided with integrated circuit between the drive end bearing bracket and the end face of stator
Plate, the air inlet hole include air inlet gap between stator faces and integrated circuit board and positioned at integrated circuit board backwards
The heat dissipation gap of stator side.
By using above-mentioned technical proposal, integrated circuit board is set, for regulating and controlling motor, and because integrated circuit board is using
Also will produce certain heat when process, be then arranged in integrated circuit board is exposed at air inlet hole, to by air inlet hole be divided into
Wind gap and heat dissipation gap avoid integrated circuit board influence cold air from entering in motor, pass through gap of radiating by entering the wind gap
Accelerate the heat dissipation of integrated circuit board.
The utility model is further disposed in the external stator component includes the coil group being set around on stator, institute
State stator have along stator shaft orientation be arranged for each coil winding in coil group bobbin winder bracket, the two neighboring bobbin winder bracket it
Between have and air inlet gap and the ventilation gap that communicates of exhaust vent.
By using above-mentioned technical proposal, stator has bobbin winder bracket, and has ventilation gap around to frame, so as to by logical
Wind gap is communicated with heat dissipation gap, realizes the flowing of motor interior air-flow.
The utility model is further disposed in the stator is corresponding between integrated circuit board and rear end cap respectively to be set
It is equipped with preceding insulating frame and rear insulating frame, the preceding insulating frame and rear insulating frame are including frame disk and set on frame disk side to abut
The apical ring of integrated circuit board/rear end cap end face.
By using above-mentioned technical proposal, preceding insulating frame and rear insulating frame are set, realize the effect of insulation first, leads to simultaneously
The apical ring in preceding insulating frame and rear insulating frame is crossed, insulating frame is in direct contact with integrated circuit board or rear end cap end face before avoiding, and is kept away
The heat exempted from integrated circuit board is conducted to laundry, and ventilation gap is communicated with the exhaust vent of rear end cap, increases motor
The negotiable gap of middle air, increasing heat radiation area.
The utility model is further disposed in the apical ring is mainly made of multiple top plates shifted to install, and institute
State between top plate that there are ventilating ducts, the frame disk to have the ventilation opening communicated with ventilation gap.
By using above-mentioned technical proposal, apical ring is made of top plate and has ventilating duct so that the air phase of apical ring both sides
Ventilation opening is arranged in circulation, the heat dissipation effect between improving inside and outside preceding insulating frame and rear insulating frame so that between ventilation gap and heat dissipation
The gap circulated between gap increases, it is ensured that air flowing is smooth.
The utility model is further disposed in the frame disk is located at backwards to the side of apical ring at ventilation opening to be prolonged in an axial direction
Stretch the inserted sheet ring for having and being inserted into ventilation gap.
By using above-mentioned technical proposal, inserted sheet ring is set, and the setting of inserted sheet ring at ventilation opening so that preceding insulating frame or
Insulating frame and stator are mating afterwards, it is ensured that three keeps opposing stationary.
The utility model is further disposed in the stator surface offers the recessing groove being placed in for fastener.
By using above-mentioned technical proposal, recessing groove is set, so that fastener is placed in so that stator, drive end bearing bracket and rear end
Lid is completely embedded, and stator is avoided to relatively rotate with drive end bearing bracket or rear end cap, while the occupied space of effectively save motor.
The utility model is further disposed in the center of the drive end bearing bracket and rear end cap is respectively provided with for axis in shaft
Hold the first caulking groove and the second caulking groove of placement.
In conclusion the utility model has the advantages that：Air inlet hole is opened up in drive end bearing bracket, rear end cap opens up outlet air
Hole, and exhausting component is arranged at rear end cap, exhausting component includes extraction fan and wind scooper, and wind scooper has and communicated with exhaust vent
Exhaust outlet, because of the setting of exhaust outlet so that hot-air concentrate along exhaust outlet direction be discharged, and because extraction fan start after low coverage
From blowing so that hot-air is flowed to the direction far from motor, therefore be can avoid hot-air and repeated to enter in motor, and then is improved
Motor radiating effect.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model；
Fig. 2 is first exploded view of the utility model；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is second exploded view of the utility model.
In figure, 1, stator；11, bobbin winder bracket；12, ventilation gap；13, recessing groove；2, rotor；3, shaft；4, drive end bearing bracket；
41, air inlet hole；411, gap is entered the wind；412, heat dissipation gap；42, the first caulking groove；5, rear end cap；51, exhaust vent；52, second is embedding
Slot；6, integrated circuit board；7a, preceding insulating frame；7b, rear insulating frame；71, frame disk；72, inserted sheet ring；73, apical ring；731, top plate；
74, ventilation opening；75, ventilating duct；8, exhausting component；81, extraction fan；82, wind scooper；821, exhaust outlet；9, fastener.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
As depicted in figs. 1 and 2, a kind of fugitive hot type thoughts brushless motor, including shaft 3 are installed in shaft 3 and turn
Son 2, rotor 2 are arranged with 1 component of external stator outside, and 1 component of external stator includes the stator 1 being sheathed on outside rotor 2 and is wound in calmly
Coil group on son 1, the both ends of stator 1 are arranged respectively grips the drive end bearing bracket 4 worn for shaft 3 and rear end cap 5, and
Drive end bearing bracket 4 and rear end cap 5 are connected through fastener 9, and in the present embodiment, fastener 9 is screw, and the appearance EDS maps of stator 1
There are six the recessing grooves 13 being axially arranged along stator 1, so that fastener 9 is placed in.Drive end bearing bracket 4 and stator are equipped between 1 end face
Integrated circuit board 6.Insulating frame 7a before being provided between stator 1 and integrated circuit board 6, after being provided between stator 1 and rear end cap 5
Insulating frame 7b, rear end cap 5 have the exhausting component 8 being fixedly installed in shaft 3 backwards to the side of stator 1.
The side wall of drive end bearing bracket 4 is opened up there are six air inlet hole 41, air inlet include be located at 6 both sides of integrated circuit board into
Wind gap 411 and heat dissipation gap 412, wherein air inlet gap 411 is located at integrated circuit board 6 towards the side of stator 1, with cooling
But air is rushed at wind gap 411 and is flowed into stator 1.Relieve heat gap is located at 1 side of stator backwards of integrated circuit board 6, so as to
The heat dissipation of integrated circuit.The inner face center of drive end bearing bracket 4 has the first caulking groove 42 of recessed formation, and shaft is sheathed on for disposing
Bearing on 3.
In conjunction with shown in Fig. 3, preceding insulating frame 7a includes a frame disk 71, and frame disk 71 is connected to the end face of stator 1,71 court of frame disk
There are multiple inserted sheet rings 72 to the side of stator 1, inserted sheet ring 72 is axially extending along frame disk 71, for mating with stator 1,
So that preceding insulating frame 7a keeps opposing stationary with stator 1, and frame disk 71 be located at each 72 corresponding position of inserted sheet ring offer with
The ventilation opening 74 that heat dissipation gap 412 communicates.Frame disk 71 has the top for abutting integrated circuit board 6 towards the side of integrated circuit board 6
Ring 73, apical ring 73 has the top plate 731 of multiple circumferential misalignment settings to constitute, and there are ventilating ducts 75 between adjacent top plate 731, increase
The gap of integrated circuit board 6 and preceding insulating frame 7a, convenient for heat dissipation.Insulating frame 7b is identical as preceding insulating frame 7a afterwards, has and stator 1
The apical ring 73 of mating inserted sheet ring 72 and abutting 5 inner face of rear end cap.
1 inner surface of stator is equipped with multiple bobbin winder brackets 11, and bobbin winder bracket 11 is parallel to the axial setting of stator 1, for for line
Circle is wound, and there is ventilation gap 12, ventilation gap 12 to be parallel to the axial setting of stator 1 between two neighboring bobbin winder bracket 11, and
Be inserted into for inserted sheet ring 72 so that ventilation gap 12 with the ventilation opening 74 in preceding insulating frame 7a and rear insulating frame 7b is corresponding communicates.
There are one matching seats for the end face center tool of rear end cap 5, and there are one second disposed for shaft 3 is embedding for tool in matching seat
Slot 52, the periphery that matching seat is located on the end face of rear end cap 5 open up that there are six exhaust vents 51, and because of the apical ring in rear insulating frame 7b
73 so that exhaust vent 51 is communicated with the ventilation opening 74 in rear insulating frame 7b.
In conjunction with shown in Fig. 4, exhausting component 8 includes an extraction fan 81, and extraction fan 81 is fixedly mounted in shaft 3 so that
Extraction fan 81 is with the rotation of shaft 3, and there are one wind scooper 82, wind scooper 82 and pumpings backwards to the side of rear end cap 5 bonding for extraction fan 81
The concentric flabellum end for being covered in extraction fan 81 of fan 81, and the center of wind scooper 82 offers exhaust outlet 821.
When using the utility model, starting motor makes shaft 3 that extraction fan 81 be driven to rotate so that exhausting component 8 is after
The side of end cap 5 generates low-pressure state, then the Cryogenic air outside motor front end cover 4 is driven to enter in motor from heat dissipation gap 412
Portion, the ventilation opening 74 of the preceding insulating frame 7a of approach, the ventilation gap 12 of stator 1, rear insulating frame 7b ventilation opening 74 and rear end cap 5
Exhaust vent 51, finally the hot-air in motor is discharged from the exhaust outlet 821 in exhausting component 8, because of setting for exhaust outlet 821
It sets so that hot-air is conveyed to the direction far from motor, and hot-air is avoided to be again introduced into motor, improves the heat dissipation effect of motor
Fruit.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of fugitive hot type thoughts brushless motor, including external stator (1) component, shaft (3) and before being worn for shaft (3)
End cap (4) and rear end cap (5), external stator (1) component includes stator (1), it is characterised in that：The drive end bearing bracket (4) and after
End cap (5) is connected through fastener (9) and the fixed both ends for being set in stator (1), and the drive end bearing bracket (4) and rear end cap (5) are respectively
Air inlet hole (41) and exhaust vent (51) are offered, is located at the rear end cap (5) and pacifies in the shaft (3) of drive end bearing bracket (4) side
Equipped with exhausting component (8)；The exhausting component (8) includes the extraction fan (81) being installed in shaft (3) and is covered in exhausting
The wind scooper (82) on flabellum in (81) is fanned, the center of the wind scooper (82) offers exhaust outlet (821).
2. a kind of fugitive hot type thoughts brushless motor according to claim 1, it is characterised in that：The drive end bearing bracket (4) and
Integrated circuit board (6) is provided between the end face of stator (1), the air inlet hole (41) includes being located at stator (1) end face and integrating
Air inlet gap (411) between circuit board (6) and positioned at integrated circuit board (6) backwards to the heat dissipation gap of stator (1) side
(412)。
3. a kind of fugitive hot type thoughts brushless motor according to claim 2, it is characterised in that：External stator (1) group
Part includes the coil group being set around on stator (1), and the stator (1), which has, to be axially arranged along stator (1) for every in coil group
The bobbin winder bracket (11) of a coil winding, has between the two neighboring bobbin winder bracket (11) and air inlet gap (411) and exhaust vent
(51) ventilation gap (12) communicated.
4. a kind of fugitive hot type thoughts brushless motor according to claim 3, it is characterised in that：The stator (1) is respectively
It is correspondingly arranged on preceding insulating frame (7a) and rear insulating frame (7b) between integrated circuit board (6) and rear end cap (5), insulate before described
Frame (7a) and rear insulating frame (7b) include frame disk (71) and set on frame disk (71) side with abut integrated circuit board (6)/after
The apical ring (73) of end cap (5) end face.
5. a kind of fugitive hot type thoughts brushless motor according to claim 4, it is characterised in that：The apical ring (73) is main
It is made of multiple top plates (731) shifted to install, and there are ventilating duct (75), the frame disks (71) between the top plate (731)
With the ventilation opening (74) communicated with ventilation gap (12).
6. a kind of fugitive hot type thoughts brushless motor according to claim 4, it is characterised in that：The frame disk (71) is backwards
The side of apical ring (73) is located at the inserted sheet ring (72) for being extended axially by and being inserted into ventilation gap (12) at ventilation opening (74).
7. a kind of fugitive hot type thoughts brushless motor according to claim 1, it is characterised in that：Stator (1) surface
Offer the recessing groove (13) being placed in for fastener (9).
8. a kind of fugitive hot type thoughts brushless motor according to claim 7, it is characterised in that：The drive end bearing bracket (4) and
The center of rear end cap (5) is respectively provided with the first caulking groove (42) disposed for shaft (3) upper bearing (metal) and the second caulking groove (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762332.9U CN207853630U (en) | 2017-12-15 | 2017-12-15 | A kind of fugitive hot type thoughts brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762332.9U CN207853630U (en) | 2017-12-15 | 2017-12-15 | A kind of fugitive hot type thoughts brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207853630U true CN207853630U (en) | 2018-09-11 |
Family
ID=63421052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721762332.9U Active CN207853630U (en) | 2017-12-15 | 2017-12-15 | A kind of fugitive hot type thoughts brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207853630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109818457A (en) * | 2019-03-18 | 2019-05-28 | 扬州市华胜机电制造有限公司 | A kind of heat dissipation brushless motor certainly |
| CN117097064A (en) * | 2023-10-20 | 2023-11-21 | 浙江麦迪制冷科技股份有限公司 | Novel EC brushless motor |
-
2017
- 2017-12-15 CN CN201721762332.9U patent/CN207853630U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109818457A (en) * | 2019-03-18 | 2019-05-28 | 扬州市华胜机电制造有限公司 | A kind of heat dissipation brushless motor certainly |
| CN117097064A (en) * | 2023-10-20 | 2023-11-21 | 浙江麦迪制冷科技股份有限公司 | Novel EC brushless motor |
| CN117097064B (en) * | 2023-10-20 | 2024-02-13 | 浙江麦迪制冷科技股份有限公司 | EC brushless motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190822 Address after: 315145 Binhai Investment and Venture Center, Yinzhou, Ningbo City, Zhejiang Province (188 Yinbei Road) Patentee after: Zhejiang MingLei Tools Industry Co., Ltd. Address before: 315100 No. 188 Yinbei Road, Yinzhou Economic Development Zone, Ningbo City, Zhejiang Province Patentee before: Zhejiang Minglei Amperex Technology Limited |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315145 Binhai Investment and Venture Center, Yinzhou, Ningbo City, Zhejiang Province (188 Yinbei Road) Patentee after: Zhejiang Minglei lithium energy technology Co., Ltd Address before: 315145 Binhai Investment and Venture Center, Yinzhou, Ningbo City, Zhejiang Province (188 Yinbei Road) Patentee before: ZHEJIANG MINGLEI TOOLS INDUSTRY Co.,Ltd. |