CN209730952U - A kind of high-power water-cooling fire resistant special type adjustable frequency motor - Google Patents
A kind of high-power water-cooling fire resistant special type adjustable frequency motor Download PDFInfo
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- CN209730952U CN209730952U CN201920632764.0U CN201920632764U CN209730952U CN 209730952 U CN209730952 U CN 209730952U CN 201920632764 U CN201920632764 U CN 201920632764U CN 209730952 U CN209730952 U CN 209730952U
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Abstract
The utility model relates to a kind of high-power water-cooling fire resistant special type adjustable frequency motors, including front end cap assemblies, base, rear end cap assemblies, motor stator, motor rotor, terminal box and encoder component, front end cap assemblies include front cover cavity, front cover cavity constitutes water channel by axial front cover partition separation, and motor entering water mouth and front cover water outlet are set on the peripheral wall of drive end bearing bracket；Rear end cap assemblies have rear cover cavity, and rear cover cavity constitutes water channel by axial rear cover partition separation, rear cover water inlet and rear cover water outlet are set on the peripheral wall of rear end cap；Base is hollow cylindrical cavity, 5 axial point water plates are distributed along the equal circumference angle that interlocks axially back and forth in cylindrical cavity, and cylindrical cavity is separated into cyclic water channel, base front end organic block water inlet is connect with front cover water outlet, and base rear end organic block water outlet is connect with rear cover water inlet；The shield of encoder component has cavity, there is shield water inlet and motor water outlet, and shield water inlet is connect with rear cover water outlet.
Description
Technical field
The utility model relates to a kind of high-power water-cooling fire resistant special type adjustable frequency motors, are suitable for high power density, height
Warm environment, energy-efficient, frequency-conversion and speed-regulation motor field.
Background technique
With the rapid development of converter technique, frequency control motor is in metallurgy, lifting, weaving, chemical industry etc.
Industry is widely applied, and since frequency control motor speed adjustable range is wide, control system is simple and reliable, gradually replaces
For various variable-speed motors.In order to meet the needs of various different operating conditions into the developing direction from now on for promoting variable-frequency motor,
But certain limitation, mainly the environment temperature due to motor work are received in the use of certain specific equipment up-conversion motors
Du Taigao, service life can have a greatly reduced quality when common variable-frequency motor on-line running, because of the heat-removal modalities of common variable-frequency motor
Motor is mainly cooled down by the air cooling system that air flows using cooling fan or fan, the environment around motor is cooling to be situated between
Matter temperature is excessively high so cooling effect is unobvious.High-power water-cooling fire resistant special type adjustable frequency motor is directly cooling using recirculated water
Motor stator and bearing, the system heat exchanger effectiveness is high, and the heat and shielding generated when can disperse motor operation well is external
The heat radiation of environment, to improve motor material utilization rate and motor service life.
Another aspect high-power water-cooling fire resistant special type adjustable frequency motor is a kind of energy-saving electrical machine product.It is different compared to similar
It has the advantages that distinctive energy-efficient, low vibration, low noise, high-power, high power density with step motor, directly drives
Load can simplify equipment transmission chain, improve system effectiveness, reduce mechanical loss, extend equipment life, be modern drive apparatus
The main direction of development.
Summary of the invention
The purpose of this utility model be combine above two motor advantage, provide a kind of speed adjustable range it is wide, it is stable,
High reliablity, operational efficiency height, the high and low noise of power density, compact-sized, design novel and beautiful high-power water-cooling are resistance to
High-temperature special adjustable frequency motor.
The technical solution of the utility model is: the high-power water-cooling fire resistant special type adjustable frequency motor of the utility model includes
Front end cap assemblies, base, rear end cap assemblies, motor stator, motor rotor, terminal box and encoder component, before described
End-cap assembly includes the drive end bearing bracket with front cover cavity, and front cover cavity constitutes water channel, drive end bearing bracket by axial front cover partition separation
Peripheral wall on set motor entering water mouth and front cover water outlet；The rear end cap assemblies include the rear end cap with rear cover cavity, rear cover
Cavity constitutes water channel by axial rear cover partition separation, and rear cover water inlet and rear cover water outlet are set on the peripheral wall of rear end cap；It is described
Base include front end steel ring and rear end steel ring, inside and outside coaming plate, structure are connected between front end steel ring and the interior outer rim of rear end steel ring
At hollow cylindrical cavity, 5 axial point water plates are distributed along the equal circumference angle that interlocks axially back and forth in cylindrical cavity, by cylindrical cavity
Body is separated into cyclic water channel, base front end organic block water inlet, and base water inlet is connect with front cover water outlet, and base rear end is organic
Seat water outlet is connect with rear cover water inlet；The encoder component includes shield, and shield is the circle with toroidal cavity
One end of cylinder, shield is connected on the cap assemblies of rear end by connecting plate, the other end installation outer cover closing of shield, protection
The front and back of cover is welded with shield water inlet and motor water outlet respectively, and shield water inlet is connect with rear cover water outlet,
Cylindrical cavity is divided into water channel by radial point water plate between shield water inlet and motor water outlet.
The front end cap assemblies by oil sealing sealing, motor entering water mouth in surface, front cover water outlet with motor entering water
Mouth is at 45 degree clockwise, and front cover partition is between front cover water outlet and motor entering water mouth.
Rear cover water inlet on the rear end cap assemblies in surface, rear cover water outlet with rear cover water inlet at the inverse time
At 45 degree of needle, rear cover partition is between rear cover water outlet and rear cover water inlet.
For the encoder of the encoder component in shield, encoder is mounted on encoder by encoder tie-plate
Installation is outer to be covered, and encoder installation outer cover is mounted on connecting plate, and one end of encoder coupler is connect with motor rotor, is compiled
The other end of code device shaft coupling and the shaft of encoder connect, and have encoder wiring box on shield.
5 axial point water plates, 5 points of water are distributed along the equal circumference angle that interlocks axially back and forth in the cylindrical cavity of the base
The upper of plate is connect with coaming plate inside and outside base respectively below；Wherein one end of first group of three point water plate is welded on the steel ring of rear end, separately
One end is with a certain distance from the steel ring of front end；One end of second group of two point water plate is welded on the steel ring of front end, the other end and rear end steel ring
Certain distance；Two groups of point water plate interlaced arrangements constitute S-shaped water channel.
The utility model has the advantage that
1, motor body is brushless structure, and load characteristic is excellent, and detent torque is big, saves electric energy.
2, motor body power density is big, and stock utilization is high.
3, motor body noise is small, and design is reasonable.
4, motor engine-bed, end cap are water cooling, and waterway circulating is reasonable.
5, motor engine-bed, end cap are welding steel part form, reduce die cost.
6, motor bed-plate bottom is equipped with dewatering orifice, convenient for safeguarding.
7, motor body, encoder have independent terminal box, and space layout is reasonable.
8, encoder installs interface modularity, enhances the versatility and interchangeability of components.
9, encoder shield is separate type, convenient for disassembly and assembly.
10, end cap is all made of oil sealing, sealing ring, and motor overall sealing performance is good.
11, using the directly cooling motor base (frame) of recirculated water and bearing, the heat generated when can disperse motor operation well
With the heat radiation of shielding external environment, the processing design of machine winding three proofings is allowed to operate normally for a long time in hot environment, design
Using optimization electromagnetic scheme, compact structure, the main direction of development is turned to high-power, high power density, due to this series
Motor, which is adopted, to be water-cooled, and blower is reduced, and ventilation noise can be solved thoroughly, reduces slot ripples additionally by Electromagnetic Optimum Design
Noise is allowed to preferably match with frequency converter.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model electric motor structure.
Fig. 2 is longitudinal schematic cross-sectional view of the utility model electric motor structure.
Fig. 3 is drive end bearing bracket component structure diagram.
Fig. 4 is front end cap assemblies axial direction schematic cross-sectional view.
Fig. 5 is rear end cap component structure diagram.
Fig. 6 is rear end cap assemblies axial direction schematic cross-sectional view.
Fig. 7 is stand structure schematic diagram.
Fig. 8 is base cyclic water channel structural schematic diagram.
Fig. 9 is encoder component schematic cross-sectional view.
Specific embodiment
Such as FIG. 1 to FIG. 9:
The high-power water-cooling fire resistant special type adjustable frequency motor of the utility model includes front end cap assemblies 1, base 2, rear end
Cap assemblies 3, motor stator 4, motor rotor 5, terminal box 6 and encoder component 7, the front end cap assemblies 1 include tool
There are the drive end bearing bracket 1c of front cover cavity 1a, front cover cavity 1a to constitute water channel, the week of drive end bearing bracket 1c by axial front cover partition 1g separation
Motor entering water mouth 8 and front cover water outlet 1b are set on wall；The rear end cap assemblies 3 include the rear end cap 3c with rear cover cavity 3a,
Rear cover cavity 3b constitutes water channel by axial rear cover partition 3g separation, and rear cover water inlet 3b and rear cover are set on the peripheral wall of rear end cap 3c
Water outlet 3d；The base 2 includes front end steel ring 2e and rear end steel ring 2f, the outer rim in front end steel ring 2e and rear end steel ring 2f
Between connect inside and outside coaming plate 2d, hollow cylindrical cavity is constituted, along the equal circumference angle distribution 5 that interlocks axially back and forth in cylindrical cavity
A axial direction point water plate 2g, is separated into cyclic water channel 2a, 2 front end organic block water inlet 2b of base, base water inlet for cylindrical cavity
2b is connect by the first connecting tube 10 with front cover water outlet 1b, and 2 rear end organic block water outlet 2c of base passes through the second connecting tube 11
It is connect with rear cover water inlet 3b；The encoder component 7 includes shield 7a, and shield 7a is the cylinder with toroidal cavity
One end of body, shield 7a is connected on rear end cap assemblies 3 by connecting plate 7b, the other end installation outer cover 7c envelope of shield 7a
It closes, the front and back of shield 7a is welded with shield water inlet 7d and motor water outlet 9 respectively, and shield water inlet 7d passes through
Third connecting tube 12 is connect with rear cover water outlet 3d, by radial point water plate 7e between shield water inlet 7d and motor water outlet 9
Cylindrical cavity is divided into water channel.
Fig. 3, Fig. 4 are drive end bearing bracket component structure diagrams:
The front end cap assemblies 1 include the drive end bearing bracket 1c with front cover cavity 1a, and front cover cavity 1a is by axial front cover
Partition 1g, which separates, constitutes water channel, sets motor entering water mouth 8 and front cover water outlet 1b on the peripheral wall of drive end bearing bracket 1c；Front end cap assemblies 1 by
Oil sealing 1d sealing, motor entering water mouth 8 in surface, front cover water outlet 1b with motor entering water mouth 8 at β 1=45 degree angle clockwise
Place, front cover partition 1g is between front cover water outlet 1b and motor entering water mouth 8.1e is fore bearing in figure, and 1f is front bearing retainer.
Fig. 5, Fig. 6 are rear end cap component structure diagrams:
The rear end cap assemblies 3 include the rear end cap 3c with rear cover cavity 3a, rear cover cavity 3a by axial rear cover every
Plate 3g, which separates, constitutes water channel, sets rear cover water inlet 3b and rear cover water outlet 3d on the peripheral wall of rear end cap 3c；Rear cover water inlet 3b exists
Surface, rear cover water outlet 3d with rear cover water inlet 3b at degree at β 2=45 degree angle counterclockwise at, rear cover partition 3g is in rear cover
Between water outlet 3d and rear cover water inlet 3b.3e is rear bearing in figure, and 3f is rear bearing cover.
Fig. 7, Fig. 8 are stand structure schematic diagrames:
The base 2 includes front end steel ring 2e and rear end steel ring 2f, the outer rim in front end steel ring 2e and rear end steel ring 2f
Between connect inside and outside coaming plate 2d, hollow cylindrical cavity is constituted, along the equal circumference angle distribution 5 that interlocks axially back and forth in cylindrical cavity
A axial direction point water plate 2g, 5 the upper of point water plate 2g are connect with coaming plate 2d inside and outside base respectively below；Wherein first group of three points of water
One end of plate is welded on the steel ring 2f of rear end, and the other end is with a certain distance from the steel ring 2e of front end；One end weldering of second group of two point water plate
On the steel ring 2e of front end, the other end and rear end steel ring 2f certain distance；Two groups of point water plate interlaced arrangements constitute S-shaped water channel 2a.Machine
2 front end organic block water inlet 2b of seat, base water inlet 2b connect with front cover water outlet 1b, 2 rear end organic block water outlet 2c of base
It is connect with rear cover water inlet 3b.And 2 bottom of base is equipped with base dewatering outlet 2h, when motor running, blocks Qi Kou, and motor is not
Its mouth is opened when operation, can put ponding inside clear seat, it is convenient for safeguarding.
Fig. 9 is encoder component schematic cross-sectional view:
Encoder component includes shield 7a, and shield 7a is the cylindrical body with toroidal cavity, one end of shield 7a
It is connected on rear end cap assemblies 3 by connecting plate 7b, the other end installation outer cover 7c closing of shield 7a, the front of shield 7a
Shield water inlet 7d and motor water outlet 9 are welded with respectively with rear, by diameter between shield water inlet 7d and motor water outlet 9
Cylindrical cavity is divided into water channel to point water plate 7e.
For the encoder 7f of encoder component 7 in shield 7a, encoder 7f is mounted on volume by encoder tie-plate 7i
Code device installation outer cover 7h on, encoder installation outer cover 7h be mounted on connecting plate 7b, one end of encoder coupler 7g with it is electronic
Machine rotor 5 connects, and the other end of encoder coupler 7g is connect with the shaft of encoder 7f, has encoder wiring on shield 7a
Box 7j (see Fig. 1).
Connecting plate 7b and encoder installation outer cover 7h are cooperatively connected by seam allowance, and encoder installs outer cover 7h and encoder joins
It meets disk 7i to be cooperatively connected by seam allowance, encoder installs outer cover 7h and is equipped with encoder installation peep hole, is easily installed debugging, compiles
Code device 7f and encoder tie-plate 7i, encoder coupler 7g are cooperatively connected, and user only needs to change different encoder tie-plates
7i, encoder coupler 7g, can install the encoder of different styles, and interface has the characteristics that modularized design.
The utility model is intake by drive end bearing bracket motor entering water mouth 8, is gone out by the motor water outlet 9 on encoder shield
Water, entire motor are in waterway circulating.Using the directly cooling motor base (frame) of recirculated water and bearing, motor fortune can be dispersed well
The heat radiation of the heat and shielding external environment that generate when row, machine winding three proofings processing design, is allowed to grow in hot environment
Phase operates normally, and design turns to main development using optimization electromagnetic scheme, compact structure with high-power, high power density
Direction is adopted due to this serial motors and is water-cooled, and blower is reduced, and ventilation noise can be solved thoroughly, is allowed to frequency converter more
Good matching.
Claims (5)
1. a kind of high-power water-cooling fire resistant special type adjustable frequency motor, including front end cap assemblies (1), base (2), rear end cap assemblies
(3), motor stator (4), motor rotor (5), terminal box (6) and encoder component (7), it is characterised in that: before described
End-cap assembly (1) includes the drive end bearing bracket (1c) with front cover cavity (1a), and front cover cavity (1a) is by axial front cover partition (1g)
Separate and constitute water channel, sets motor entering water mouth (8) and front cover water outlet (1b) on the peripheral wall of drive end bearing bracket (1c)；The rear end cap assemblies
It (3) include the rear end cap (3c) with rear cover cavity (3a), rear cover cavity (3a) is made of axial rear cover partition (3g) separation
Water channel sets rear cover water inlet (3b) and rear cover water outlet (3d) on the peripheral wall of rear end cap (3c)；The base (2) includes front end
Steel ring (2e) and rear end steel ring (2f) connect inside and outside coaming plate between front end steel ring (2e) and rear end steel ring (2f) interior outer rim
(2d) constitutes hollow cylindrical cavity, is distributed axial point water plate (2g) along the equal circumference angle that interlocks axially back and forth in cylindrical cavity,
Cylindrical cavity is separated into cyclic water channel (2a), base (2) front end organic block water inlet (2b), base water inlet (2b) and front cover
Water outlet (1b) connection, base (2) rear end organic block water outlet (2c) are connect with rear cover water inlet (3b)；The encoder group
Part (7) includes shield (7a), and shield (7a) is the cylindrical body with toroidal cavity, and one end of shield (7a) passes through connection
Plate (7b) is connected on rear end cap assemblies (3), other end installation outer cover (7c) closing of shield (7a), before shield (7a)
Side and rear are welded with shield water inlet (7d) and motor water outlet (9), shield water inlet (7d) and rear cover water outlet respectively
Cylindrical cavity, is divided between shield water inlet (7d) and motor water outlet (9) by radial point water plate (7e) by (3d) connection
Water channel.
2. high-power water-cooling fire resistant special type adjustable frequency motor according to claim 1, it is characterised in that: the front end
Cap assemblies (1) are sealed by oil sealing (1d), motor entering water mouth (8) in surface, front cover water outlet (1b) with motor entering water mouth (8)
At 45 degree clockwise, front cover partition (1g) is between front cover water outlet (1b) and motor entering water mouth (8).
3. high-power water-cooling fire resistant special type adjustable frequency motor according to claim 1 or 2, it is characterised in that: described
Rear cover water inlet (3b) on rear end cap assemblies (3) in surface, rear cover water outlet (3d) with rear cover water inlet (3b) at inverse
At 45 degree of hour hands, rear cover partition (3g) is between rear cover water outlet (3d) and rear cover water inlet (3b).
4. high-power water-cooling fire resistant special type adjustable frequency motor according to claim 1 or 2, it is characterised in that: described
In shield (7a), encoder (7f) is mounted on the encoder (7f) of encoder component (7) by encoder tie-plate (7i)
Encoder is installed on outer cover (7h), and encoder installation outer cover (7h) is mounted on connecting plate (7b), encoder coupler (7g)
One end is connect with motor rotor (5), and the other end of encoder coupler (7g) is connect with the shaft of encoder (7f), shield
There is encoder wiring box (7j) on (7a).
5. high-power water-cooling fire resistant special type adjustable frequency motor according to claim 1 or 2, it is characterised in that: described
Be distributed 5 axial point water plates (2g) along the equal circumference angle that interlocks axially back and forth in the cylindrical cavity of base (2), 5 point water plates it is upper
It is connect respectively with the inside and outside coaming plate of base (2d) below；Wherein one end of first group of three point water plate is welded on rear end steel ring (2f),
The other end is with a certain distance from front end steel ring (2e)；One end of second group of two point water plate is welded on front end steel ring (2e), the other end
With rear end steel ring (2f) certain distance；Two groups of point water plate interlaced arrangements constitute S-shaped water channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920632764.0U CN209730952U (en) | 2019-05-06 | 2019-05-06 | A kind of high-power water-cooling fire resistant special type adjustable frequency motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920632764.0U CN209730952U (en) | 2019-05-06 | 2019-05-06 | A kind of high-power water-cooling fire resistant special type adjustable frequency motor |
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| Publication Number | Publication Date |
|---|---|
| CN209730952U true CN209730952U (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920632764.0U Active CN209730952U (en) | 2019-05-06 | 2019-05-06 | A kind of high-power water-cooling fire resistant special type adjustable frequency motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024141170A1 (en) * | 2022-12-29 | 2024-07-04 | Sew-Eurodrive Gmbh & Co. Kg | Electric motor comprising a fan and a fan cover |
-
2019
- 2019-05-06 CN CN201920632764.0U patent/CN209730952U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024141170A1 (en) * | 2022-12-29 | 2024-07-04 | Sew-Eurodrive Gmbh & Co. Kg | Electric motor comprising a fan and a fan cover |
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