CN205070689U - Frequency conversion generating set motor with cooling duct - Google Patents
Frequency conversion generating set motor with cooling duct Download PDFInfo
- Publication number
- CN205070689U CN205070689U CN201520787645.4U CN201520787645U CN205070689U CN 205070689 U CN205070689 U CN 205070689U CN 201520787645 U CN201520787645 U CN 201520787645U CN 205070689 U CN205070689 U CN 205070689U
- Authority
- CN
- China
- Prior art keywords
- fan
- motor
- air outlet
- air channel
- motor stator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a frequency conversion generating set motor with cooling duct, the air outlet I (14) that the terminal surface of motor stator fixing base (10) was equipped with is corresponding with one -level fan (11), air intake (15), one -level fan (11), form the one -level wind channel between air outlet I (14) and interelectrode crack (19), second grade fan (6) that the centre of motor stator (8) was equipped with in middle hole (16) and motor flywheel (5) are relative, interelectrode crack (19) are relative with air outlet II (17) again, interelectrode crack (19) and air outlet form peripheral wind channel between II (17), middle hole (16), wind channel in the middle of second grade fan (6) and air outlet form between II (17), middle wind channel forms the second grade wind channel with the combination of peripheral wind channel, the clearance and the air outlet that are equipped with between tertiary fan (4) and engine side cover (2) inner wall form tertiary wind channel between III (18).
Description
Technical field
The utility model relates to the variable-frequency power generation unit motor with cooling air channel.
Background technology
It is current that in the generating set course of work, due to electric current, in wire, by producing, eddy current in heat, iron core can generate heat, the engine of drive machines running also can heat conduction, therefore need to cool motor, conventional way on rotor, installs a centrifugal fan carry out cooling heat dissipation, but the gap between motor stator and rotor and the gap between stator coil less, the exhaust effect of fan is very limited, complete machine temperature is caused to can not get effective reduction, copper loss and iron loss higher, the work efficiency drop of generating set time hot.
Summary of the invention
The utility model provides the variable-frequency power generation unit motor with cooling air channel, and it can improve cooling effect effectively.
The utility model have employed following technical scheme: with the variable-frequency power generation unit motor of cooling air channel, it comprises motor stator holder, motor stator, motor flywheels, side cover of engine and engine crankshaft, motor stator is fixedly connected with by the end face of set bolt II with motor stator holder, side cover of engine is connected with motor flywheels by engine crankshaft, by the fastening flywheel axle sleeve of set bolt I, motor wind scooper is provided with in the bottom of side cover of engine, it also comprises one-level fan, secondary fan and force 3 wind fan, motor stator is provided with clearance between poles, the opposite side of motor stator holder is set to air inlet, it is inner that one-level fan is arranged on motor stator holder, air outlet I is provided with at the end face of motor stator holder, air outlet I is corresponding with one-level fan, air inlet, one-level fan, one-level air channel is formed between air outlet I and clearance between poles, secondary fan is arranged on the flywheel shaft arranged in motor flywheels and puts, the centre of motor stator is provided with middle endoporus, middle endoporus is relative with secondary fan, it is relative that clearance between poles is provided with air outlet II with the end face of motor flywheels again, peripheral air channel is formed between clearance between poles and air outlet II, middle endoporus, air channel in the middle of being formed between secondary fan and air outlet II, middle air channel and peripheral air channel are combined to form secondary air channel, described force 3 wind fan is positioned at side cover of engine, the inwall of side cover of engine is provided with air outlet III, force 3 wind road is formed between the gap be provided with between force 3 wind fan and side cover of engine inwall and air outlet III.
The diameter of the fan blade of described force 3 wind fan and be highly all greater than secondary fan.Described one-level fan is set to tube-axial fan.Described secondary fan is set to centrifugal fan.
Described force 3 wind fan is set to centrifugal fan.Motor flywheels is fixed by being installed with set bolt I in flywheel axle sleeve by described motor flywheels.Described motor stator is fixedly connected with by the end face of set bolt II with motor stator holder.
The utility model has following beneficial effect: after have employed above technical scheme, and the utility model is provided with force 3 wind road, and this force 3 wind road can produce the air channel cooling of three grades of booster-type, and cooling effect is greatly improved.One-level fan of the present utility model is aerofoil fan, with larger flow, the air pressure in surrounding enviroment is entered air channel.The air-flow mid portion entering motor stator region is sucked by secondary fan, the working region of force 3 wind fan is entered into by the hole on flywheel end face, because of force 3 wind Fan blade diameter and be highly all greater than second level fan, so discharged by force 3 wind fan completely through the fan forced air-flow of secondary; The air-flow peripheral part entering stator region enters into the working region of third level centrifugal fan and is discharged by force 3 wind fan through the stator poles direct clearance hole connected on flywheel end face.The utility model devises three grades of booster-type structures of air-flow, first order fan is axial-flow type, ensure that more air enters air channel, second level fan makes the air-flow of motor stator region mid portion add pressure, the air-flow making to enter into third level fan is more more abundant, compensate for the defect that gap between gap between motor stator and rotor and stator coil is less.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is general assembly drawing of the present utility model.
Fig. 3 is wind direction schematic diagram of the present utility model.
Embodiment
In Fig. 1, Fig. 2 and Fig. 3, the utility model provides the variable-frequency power generation unit motor with cooling air channel, it comprises motor stator holder 10, motor stator 8, motor flywheels 5, side cover of engine 2 and engine crankshaft 1, motor stator 8 is fixedly connected with by the end face of set bolt II 7 with motor stator holder 10, side cover of engine 2 is connected with motor flywheels 5 by engine crankshaft 1, be provided with motor wind scooper 3 in the bottom of side cover of engine 2, motor flywheels 5 is fixed by being installed with set bolt I 12 in flywheel axle sleeve 13 by motor flywheels 5.The utility model also comprises one-level fan 11, secondary fan 6 and force 3 wind fan 4, described force 3 wind is fanned the diameter of the fan blade of 4 and is highly all greater than secondary fan 6, one-level fan 11 is set to tube-axial fan, secondary fan 6 is set to centrifugal fan, force 3 wind fan 4 is set to centrifugal fan, motor stator 8 is provided with clearance between poles 19, the opposite side of motor stator holder 10 is set to air inlet 15, it is inner that one-level fan 11 is arranged on motor stator holder 10, air outlet I 14 is provided with at the end face of motor stator holder 10, air outlet I 14 is corresponding with one-level fan, air inlet 15, one-level fan 11, one-level air channel is formed between air outlet I 14 and clearance between poles 19, secondary fan 6 is arranged in motor flywheels 5 and arranges on flywheel axle sleeve 13, the centre of motor stator 8 is provided with middle endoporus 16, middle endoporus 16 is relative with secondary fan 6, it is relative that clearance between poles 19 is provided with air outlet II 17 with the end face of motor flywheels 5 again, peripheral air channel is formed between clearance between poles 19 and air outlet II 17, middle endoporus 16, air channel in the middle of being formed between secondary fan 6 and air outlet II 17, middle air channel and peripheral air channel are combined to form secondary air channel, described force 3 wind fan 4 is positioned at side cover of engine 2, the inwall of side cover of engine 2 is provided with air outlet III 18, force 3 wind road is formed between the gap be provided with between force 3 wind fan 4 and side cover of engine 2 inwall and air outlet III 18.
The utility model one-level fan 11 is aerofoil fan, with larger flow, the air pressure in surrounding enviroment is entered air channel.The air-flow mid portion entering motor stator 8 region is sucked by secondary fan 6, the working region that air outlet II 17 enters into force 3 wind fan 4 is provided with by the end face of motor flywheels 5, fan the diameter of 4 blades because of force 3 wind and be highly all greater than second level fan, so discharged by force 3 wind fan 4 completely through the air-flow of secondary fan 6 supercharging; The air-flow peripheral part entering stator region enters into the working region of force 3 wind fan 4 through the air outlet II 17 that stator poles direct clearance was connected on flywheel end face and is discharged by force 3 wind fan 4.
Claims (7)
1. the variable-frequency power generation unit motor with cooling air channel, it comprises motor stator holder (10), motor stator (8), motor flywheels (5), side cover of engine (2) and engine crankshaft (1), motor stator (8) is fixedly connected with by the end face of set bolt II (7) with motor stator holder (10), side cover of engine (2) is connected with motor flywheels (5) by engine crankshaft (1), by the fastening flywheel axle sleeve (13) of set bolt I (12), motor wind scooper (3) is provided with in the bottom of side cover of engine (2), it is characterized in that it also comprises one-level fan (11), secondary fan (6) and force 3 wind fan (4), motor stator (8) is provided with clearance between poles (19), the opposite side of motor stator holder (10) is set to air inlet (15), it is inner that one-level fan (11) is arranged on motor stator holder (10), air outlet I (14) is provided with at the end face of motor stator holder (10), air outlet I (14) is corresponding with one-level fan (11), air inlet (15), one-level fan (11), one-level air channel is formed between air outlet I (14) and clearance between poles (19), secondary fan (6) is arranged on the flywheel axle sleeve (13) of setting in motor flywheels (5), the centre of motor stator (8) is provided with middle endoporus (16), middle endoporus (16) is relative with secondary fan (6), it is relative that clearance between poles (19) is provided with air outlet II (17) with the end face of motor flywheels (5) again, peripheral air channel is formed between clearance between poles (19) and air outlet II (17), middle endoporus (16), air channel in the middle of being formed between secondary fan (6) and air outlet II (17), middle air channel and peripheral air channel are combined to form secondary air channel, described force 3 wind fan (4) is positioned at side cover of engine (2), the inwall of side cover of engine (2) is provided with air outlet III (18), force 3 wind road is formed between the gap be provided with between force 3 wind fan (4) and side cover of engine (2) inwall and air outlet III (18).
2. the variable-frequency power generation unit motor with cooling air channel according to claim 1, is characterized in that the diameter of the fan blade of described force 3 wind fan (4) and is highly all greater than secondary fan (6).
3. the variable-frequency power generation unit motor with cooling air channel according to claim 1, is characterized in that described one-level fan (11) is set to tube-axial fan.
4. the variable-frequency power generation unit motor with cooling air channel according to claim 1 and 2, is characterized in that described secondary fan (6) is set to centrifugal fan.
5. the variable-frequency power generation unit motor with cooling air channel according to claim 1 and 2, is characterized in that described force 3 wind fan (4) is set to centrifugal fan.
6. the variable-frequency power generation unit motor with cooling air channel according to claim 1, is characterized in that motor flywheels (5) is fixed by being installed with set bolt I (12) in flywheel axle sleeve (13) by described motor flywheels (5).
7. the variable-frequency power generation unit motor with cooling air channel according to claim 1, is characterized in that described motor stator (8) is fixedly connected with by the end face of set bolt II (7) with motor stator holder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520787645.4U CN205070689U (en) | 2015-10-13 | 2015-10-13 | Frequency conversion generating set motor with cooling duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520787645.4U CN205070689U (en) | 2015-10-13 | 2015-10-13 | Frequency conversion generating set motor with cooling duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205070689U true CN205070689U (en) | 2016-03-02 |
Family
ID=55397190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520787645.4U Active CN205070689U (en) | 2015-10-13 | 2015-10-13 | Frequency conversion generating set motor with cooling duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205070689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186785A (en) * | 2015-10-13 | 2015-12-23 | 江苏杰特动力科技有限公司 | Variable-frequency generator set motor with cooling air ducts |
| CN113266533A (en) * | 2021-06-02 | 2021-08-17 | 安徽三联学院 | Aerogenerator gear box with heat radiation structure |
-
2015
- 2015-10-13 CN CN201520787645.4U patent/CN205070689U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186785A (en) * | 2015-10-13 | 2015-12-23 | 江苏杰特动力科技有限公司 | Variable-frequency generator set motor with cooling air ducts |
| CN105186785B (en) * | 2015-10-13 | 2019-06-11 | 江苏杰特动力科技有限公司 | A kind of variable-frequency power generation unit motor with cooling air channel |
| CN113266533A (en) * | 2021-06-02 | 2021-08-17 | 安徽三联学院 | Aerogenerator gear box with heat radiation structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205070689U (en) | Frequency conversion generating set motor with cooling duct | |
| CN105186785A (en) | Variable-frequency generator set motor with cooling air ducts | |
| CN206370743U (en) | A kind of efficient brushless generator | |
| WO2021042848A1 (en) | Wind turbine closed cooling structure | |
| CN205070690U (en) | Frequency conversion generating set motor with cooling blast supercharging device | |
| CN105186786B (en) | A kind of variable-frequency power generation unit motor with cooling air-flow supercharging device | |
| CN210564763U (en) | Air-cooled diesel generator convenient to heat dissipation | |
| CN207960994U (en) | A kind of heavy duty detergent axial-centrifugal fan | |
| CN203104239U (en) | Brushless synchronous generator with dust remover | |
| CN202798345U (en) | Energy-saving water-cooled motor | |
| CN110649768B (en) | Alternating current generator | |
| CN206004475U (en) | A kind of motor of convenient radiating | |
| CN106849494A (en) | A kind of shaftless and bearing outer rotor permanent magnet generator | |
| CN103401357B (en) | 60MW brushless excitation steam turbine generator | |
| CN207150344U (en) | Scaled bulb tubular hydraulic generator | |
| CN201985723U (en) | High-voltage variable frequency speed control three-phase asynchronous motor equipment | |
| CN202183692U (en) | Automobile generator | |
| CN207459848U (en) | A kind of novel efficient synchronous alternating-current generator | |
| CN110855081A (en) | High-efficiency heat dissipation type permanent magnet motor shell | |
| CN204610373U (en) | A kind of Power generator fan | |
| CN201013516Y (en) | Rotor of forced cooling ignition apparatus for motorcycle | |
| CN204030903U (en) | A kind of novel 40MW air inner-cooled turbogenerator | |
| CN203883646U (en) | Brushless exciter for electric generator | |
| CN203352378U (en) | 60MW brushless excitation turbine generator | |
| CN107989812A (en) | A kind of heavy duty detergent axial-centrifugal fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |