CN208508665U - A kind of locomotive traction ventilation blower driving motor - Google Patents
A kind of locomotive traction ventilation blower driving motor Download PDFInfo
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- CN208508665U CN208508665U CN201821304266.5U CN201821304266U CN208508665U CN 208508665 U CN208508665 U CN 208508665U CN 201821304266 U CN201821304266 U CN 201821304266U CN 208508665 U CN208508665 U CN 208508665U
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Abstract
The utility model relates to a kind of locomotive traction ventilation blower driving motors, including shaft, external outside framework oil seal, bearing, fore bearing inner cover, drive end bearing bracket, field frame assembly, rear end cap, steel waveform spring, rear bearing inner cover, internal frame oil sealing, circlip for hole and fastener；The front and rear cover of this driving motor is fixed on base both ends；There is field frame assembly in base, rotor is located in field frame assembly, and both ends of the shaft is equipped with bearing, and bearing is located in the bearing chamber of front and rear cover, and rear end cap is equipped with heat dissipation ventilation hole, and rear end bearing outer ring or so is equipped with gap, gives thermal expansion reserved space；Front and rear cover is equipped with oil circuit；Rear bearing inner cover and rear end cap junction are inner stopper structure；Base, drive end bearing bracket and rear end cap are cast-iron structure.This motor weight is light, compact appearance is beautiful, thermal diffusivity is good, and vibration is low with noise, insulating materials temperature classification is high, performance is stablized, safe and reliable to operation.
Description
Technical field
The utility model relates to a kind of locomotive traction ventilation blower driving motors, it is as electric locomotive traction ventilation blower
Driving equipment.
Background technique
Currently, the driving motor of the traction ventilator of electric locomotive both at home and abroad is typically totally enclosed, complete machine protection etc.
Grade IP23.Drive motor requires have the outer traction ventilator motor characteristic feature of Now Domestic, and motor drive blower is that traction is logical
Blower provides cooling wind, and the heat inside locomotive traction motor is taken away.Because of the driving motor of electric locomotive traction ventilation blower
The particularity and common motor of the factors such as running environment, the class of pollution, height above sea level, overvoltage category, environment temperature, ambient humidity
It is different, it is desirable that motor heat dissipation is good, high temperature resistant, Environmental Safety, high reliablity, long service life.That is, electric locomotive
The particularity of the factors such as the mounting condition of the driving motor of traction ventilator and use environment, it is desirable that driving motor shape and inside
The features such as particularity of structure, and have thermal diffusivity good, the class of insulation is high, security reliability.It is required that the vibration of driving motor is low,
The dynamic balance grade of rotor requires height, and can save the axial space of motor, while locomotive requires all nonmetallic materials to have
Low cigarette, nontoxic and fire-retardant etc. characteristics, prevent fire hazard and do not cause to damage to human body when there is rough sledding.It is original
Driving motor is difficult to meet the requirements, and needs to improve.
Summary of the invention
There is special construction purpose of the utility model is to overcome the above-mentioned shortcomings and provide one kind and thermal diffusivity is good, vibration
The driving motor of, reliable performance low with noise and electric locomotive traction ventilation blower with long service life.
The technical scheme adopted by the utility model is a kind of locomotive traction ventilation blower driving motor, including it is shaft, external
Outside framework oil seal, bearing, fore bearing inner cover, drive end bearing bracket, field frame assembly, terminal box, terminal plate, base, rotor assembly, rear end cap,
Steel waveform spring, rear bearing inner cover, internal frame oil sealing, circlip for hole and fastener；Wherein, drive end bearing bracket and rear end cap
Field frame assembly both ends are fixed on, which is fixed in base by holding screw, and base is equipped with heat dissipation ventilation hole,
Rotor assembly is set in field frame assembly, rotor assembly is made of shaft and cast-aluminum rotor,
Rear bearing inner cover and rear end cap junction are inner stopper structure, play the role of saving axial space, in fore bearing
Lid is male half coupling structure with drive end bearing bracket junction.
The extended position of upper shaft is equipped with the external outside framework oil seal for sealing gap between shaft and drive end bearing bracket on the outside of drive end bearing bracket；
Drive end bearing bracket and rear end cap are equipped with oil circuit, play the role of infusing lubricating grease to bearing chamber；
Bearing is arranged in both ends of the shaft, and the bearing at both ends is separately positioned in the bearing chamber of drive end bearing bracket and rear end cap, front end
Bearing is fixing end, and front end bearing outer ring is fixed by fore bearing inner cover with drive end bearing bracket；Rear end bearing is floating end, and rear end bearing is logical
Later the indoor steel waveform spring of the bearing of end cap applies pretightning force to rear end bearing outer ring；
Bearing chamber where preceding end bearing is closed by drive end bearing bracket and fore bearing inner cover, before front end internal frame oil sealing passes through
End circlip for hole is fixed in fore bearing inner cover, plays the role of lubricating grease in enhancing sealing bearing chamber；Rear end bearing institute
Bearing chamber closed by rear end cap and rear bearing inner cover, rear end internal frame oil sealing is fixed by rear end circlip for hole
In rear bearing inner cover, play the role of lubricating grease in enhancing sealing bearing chamber；
Drive end bearing bracket, rear end cap and base are bolted；
Rear end cap is equipped with the ventilation hole of heat dissipation；
Rear bearing inner cover and rear end cap junction are inner stopper structure, play the role of saving axial space, in fore bearing
Lid is male half coupling structure with drive end bearing bracket junction.
The terminal plate has the motor lead-out wire of wire loop for fixing belt, and terminal box covers terminal plate, plays machinery
The effect of protection；
Base is equipped with installation threaded hole, and the driving motor of locomotive traction ventilation blower will by the installation threaded hole of the base
It is fixed on volute of blower, and passes through the male half coupling auxiliary positioning on drive end bearing bracket.
Bearing is open deep groove ball bearing.Steel waveform spring is located in bearing of rear end cover room.Base, drive end bearing bracket and after
End cap is cast-iron structure.
This driving motor is powered using subordinate inverter, and H grade of the class of insulation, insulating materials is with low cigarette, nontoxic and fire-retardant
Etc. characteristics.Respectively there is gap in rear end bearing outer ring of driving motor or so, gives thermal expansion spacing；Driving motor is using anticorona
H class F insulating material F, and there is low cigarette, nontoxic, flame retardant property, to adapt to locomotive safety requirements；Drive motor is pacified by base
Dress threaded hole is mounted on volute of blower.It is circlip for hole in driving motor, steel waveform spring, external outside framework oil seal, interior
It sets outside framework oil seal and insulating materials is all made of standard component.
In conclusion the utility model as locomotive traction ventilation blower driving equipment and driving force is provided, this driving electricity
Motivation special construction, with light-weight, compact appearance is beautiful, thermal diffusivity is good, degree of protection is high, vibrates, insulation material low with noise
Expect the characteristics such as temperature classification height, safety and environmental protection.Its working condition is that drive motor leans on base installation threaded hole to be mounted on blower
On spiral case, the performance of blower and drive motor is stablized, safe and reliable to operation.
Detailed description of the invention:
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the rear bearing inner cover and rear end cap partial schematic diagram of the utility model；
Fig. 3 is the fore bearing inner cover and drive end bearing bracket partial schematic diagram of the utility model；
In figure: the external outside framework oil seal of 1- shaft, 2-, 3- bearing, 4- fore bearing inner cover, 5- drive end bearing bracket, 6- field frame assembly, 7-
Terminal box, 8- terminal plate, 9- base, 10 rotor assemblies, 11- rear end cap, 12- steel waveform spring, 13- rear bearing inner cover, 14-
Internal frame oil sealing, 15- circlip for hole.
Specific embodiment:
With reference to above-mentioned attached drawing, a kind of locomotive traction ventilation blower driving motor, including shaft 1, external outside framework oil seal 2, bearing
3, fore bearing inner cover 4, drive end bearing bracket 5, field frame assembly 6, terminal box 7, terminal plate 8, base 9, rotor assembly 10, rear end cap 11, steel
Matter waveform spring 12, rear bearing inner cover 13, internal frame oil sealing 14, circlip for hole 15 and fastener；Wherein, drive end bearing bracket 5
6 both ends of field frame assembly are fixed on rear end cap 11, which is fixed in base 9 by holding screw, is set on base 9
There is heat dissipation ventilation hole, rotor assembly 10 is set in field frame assembly 6, rotor assembly 10 is made of shaft 1 and cast-aluminum rotor, feature
It is:
The extended position of 5 outside upper shaft 1 of drive end bearing bracket is equipped with the external skeleton for sealing gap between shaft 1 and drive end bearing bracket 5
Oil sealing 2；Drive end bearing bracket 5 and rear end cap 11 are equipped with oil circuit, play the role of infusing lubricating grease to bearing chamber；
Bearing 3 is arranged at 1 both ends of shaft, and the bearing 3 at both ends is separately positioned on the bearing chamber of drive end bearing bracket 5 and rear end cap 11
Interior, preceding end bearing 3 is fixing end, and preceding 3 outer ring of end bearing is fixed by fore bearing inner cover 4 and drive end bearing bracket 5；Rear end bearing 3 is to float
End, rear end bearing 3 apply pretightning force to 3 outer ring of rear end bearing by the indoor steel waveform spring 12 of bearing of rear end cap 11；
Bearing chamber where preceding end bearing 3 is closed by drive end bearing bracket 5 and fore bearing inner cover 4, front end internal frame oil sealing 14
It is fixed in fore bearing inner cover 4 by front end circlip for hole 15, plays the role of lubricating grease in enhancing sealing bearing chamber；Afterwards
Bearing chamber where end bearing 3 is closed by rear end cap 11 and rear bearing inner cover 13, and rear end internal frame oil sealing 14 passes through rear end
Circlip for hole 15 is fixed in rear bearing inner cover 13, plays the role of lubricating grease in enhancing sealing bearing chamber；
Drive end bearing bracket 5, rear end cap 11 and base 9 are bolted；
Rear end cap 11 is equipped with the ventilation hole of heat dissipation；
Rear bearing inner cover 13 and 11 junction of rear end cap are inner stopper structure, play the role of saving axial space, front axle
It holds inner cover 4 and 5 junction of drive end bearing bracket is male half coupling structure.
Terminal plate 8 has the motor lead-out wire of wire loop for fixing belt, and terminal box 7 covers terminal plate 8, plays mechanical protection
Effect；
Base 9 is equipped with installation threaded hole, and the driving motor of locomotive traction ventilation blower passes through the installation threaded hole of the base 9
It is fixed on volute of blower, and passes through the male half coupling auxiliary positioning on drive end bearing bracket 5.
Bearing 3 is open deep groove ball bearing.Steel waveform spring 12 is located in 11 bearing chamber of rear end cap.Base 9, front end
Lid 5 and rear end cap 11 are cast-iron structure.
Steel waveform spring 12 is arranged inside 11 bearing chamber of rear end cap in the utility model；Apply for bearing 3 axial pre-
Clamp force, reduce motor operation when noise, prevent axial direction vibrate and as resonance and caused by abnormal sound, and then extend bearing
Working life；This driving motor is light-weight, compact appearance is beautiful, thermal diffusivity is good, vibrates, insulating materials temperature classification low with noise
High, performance is stablized, safe and reliable to operation.
Claims (5)
1. in a kind of locomotive traction ventilation blower driving motor, including shaft (1), external outside framework oil seal (2), bearing (3), fore bearing
Cover (4), drive end bearing bracket (5), field frame assembly (6), terminal box (7), terminal plate (8), base (9), rotor assembly (10), rear end cap
(11), steel waveform spring (12), rear bearing inner cover (13), internal frame oil sealing (14), circlip for hole (15) and fastening
Part；Wherein, drive end bearing bracket (5) and rear end cap (11) are fixed on field frame assembly (6) both ends, which passes through holding screw
It is fixed in base (9), base (9) is equipped with heat dissipation ventilation hole, rotor assembly (10) is arranged in field frame assembly (6), rotor is total
It is made of at (10) shaft (1) and cast-aluminum rotor, it is characterised in that:
The rear bearing inner cover (13) and rear end cap (11) junction is inner stopper structure, plays the work for saving axial space
With fore bearing inner cover (4) and drive end bearing bracket (5) junction are male half coupling structure.
2. a kind of locomotive traction ventilation blower driving motor according to claim 1, the drive end bearing bracket (5) outside upper shaft
(1) extended position is equipped with the external outside framework oil seal (2) for sealing gap between shaft (1) and drive end bearing bracket (5)；Drive end bearing bracket (5) and
Rear end cap is equipped with oil circuit on (11), plays the role of infusing lubricating grease to bearing chamber；The bearing (3) is arranged in shaft (1)
The bearing (3) at both ends, both ends is separately positioned in the bearing chamber of drive end bearing bracket (5) and rear end cap (11), and preceding end bearing (3) is to fix
End, preceding end bearing (3) outer ring are fixed by fore bearing inner cover (4) and drive end bearing bracket (5)；Rear end bearing (3) is floating end, rear end bearing
(3) pretightning force is applied to rear end bearing (3) outer ring by the indoor steel waveform spring (12) of bearing of rear end cap (11)；It is described
Preceding end bearing (3) where bearing chamber by drive end bearing bracket (5) and fore bearing inner cover (4) closing, front end internal frame oil sealing
(14) it is fixed in fore bearing inner cover (4) by front end circlip for hole (15), plays lubricating grease in enhancing sealing bearing chamber
Effect；Bearing chamber where rear end bearing (3) is closed by rear end cap (11) and rear bearing inner cover (13), rear end internal frame
Oil sealing (14) is fixed in rear bearing inner cover (13) by rear end circlip for hole (15), plays profit in enhancing sealing bearing chamber
The effect of consistent lubricant；The drive end bearing bracket (5), rear end cap (11) are bolted with base (9)；The rear end cap (11) is set
There is the ventilation hole of heat dissipation；The terminal plate (8) has the motor lead-out wire of wire loop for fixing belt, and terminal box (7) is by terminal plate
(8) it covers, plays the role of mechanical protection；The base (9) is equipped with installation threaded hole, the driving of locomotive traction ventilation blower
Motor is fixed on volute of blower by the installation threaded hole of the base (9), and auxiliary by the male half coupling on drive end bearing bracket (5)
Help positioning.
3. a kind of locomotive traction ventilation blower driving motor as claimed in claim 1 or 2, it is characterised in that the bearing (3)
For open deep groove ball bearing.
4. a kind of locomotive traction ventilation blower driving motor as claimed in claim 1 or 2, it is characterised in that steel waveform spring
(12) it is located in rear end cap (11) bearing chamber.
5. such as claim 1 or a kind of locomotive traction ventilation blower driving motor, it is characterised in that the base (9),
Drive end bearing bracket (5) and rear end cap (11) are cast-iron structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304266.5U CN208508665U (en) | 2018-08-14 | 2018-08-14 | A kind of locomotive traction ventilation blower driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304266.5U CN208508665U (en) | 2018-08-14 | 2018-08-14 | A kind of locomotive traction ventilation blower driving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508665U true CN208508665U (en) | 2019-02-15 |
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ID=65300738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821304266.5U Active CN208508665U (en) | 2018-08-14 | 2018-08-14 | A kind of locomotive traction ventilation blower driving motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071592A (en) * | 2019-05-23 | 2019-07-30 | 浙江金轴电气有限公司 | A kind of anti-skidding connection structure of shaft bearing |
| CN112018937A (en) * | 2020-08-07 | 2020-12-01 | 珠海格力电器股份有限公司 | Adjusting mechanism for axial pretightening force of motor and motor |
-
2018
- 2018-08-14 CN CN201821304266.5U patent/CN208508665U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071592A (en) * | 2019-05-23 | 2019-07-30 | 浙江金轴电气有限公司 | A kind of anti-skidding connection structure of shaft bearing |
| CN112018937A (en) * | 2020-08-07 | 2020-12-01 | 珠海格力电器股份有限公司 | Adjusting mechanism for axial pretightening force of motor and motor |
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