CN103051099B - High-power high-voltage dried-type series electromotor - Google Patents
High-power high-voltage dried-type series electromotor Download PDFInfo
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- CN103051099B CN103051099B CN201210584160.6A CN201210584160A CN103051099B CN 103051099 B CN103051099 B CN 103051099B CN 201210584160 A CN201210584160 A CN 201210584160A CN 103051099 B CN103051099 B CN 103051099B
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Abstract
The invention provides a high-power high-voltage dried-type series electromotor, belonging to the technical field of the electromotor. A motor shaft of the electromotor is provided with a rotor, a stator winding and a fan, wherein the outer side of the stator winding is provided with an electromotor casing; the upper end and the lower end of the electromotor casing are respectively provided with an upper end cover and a lower end cover; the motor shaft penetrates out from the center of the lower end cover; the electromotor casing is provided with a power cable outlet box and a control cable outlet box; a bearing at the upper end of the motor shaft is provided with an oil slinger, a thrower ring with the fan and an oil storage box from bottom to top; the motor shaft below the lower end cover is provided with a thrust bearing component containing a thrust bearing seat; cartridge mechanical seal is arranged between the thrust bearing seat and the motor shaft; a separated built-in type structure is adopted in the motor casing which is internally provided with a heat dissipation air duct and a hydraulic runner in a staggering manner; and sewage water discharged from an electric pump flows out from the hydraulic runner of the electromotor casing. The electromotor is internally provided with the thrust bearing component, so that a surplus axial force generated when the electric pump works is eliminated; and the electromotor is high in design efficiency, long in service life and compact in structure.
Description
Technical field
The present invention relates to a kind of motor, specifically a kind of and the ingenious combination of mining flame-proof type submersible electric pump and matching used high-power high voltage dry type Series Motors, being the power corollary apparatus of mining flame-proof type submersible electric pump, is also the core component of mining flame-proof type submersible electric pump.
Background technology
The supporting motor of mining submersible electric pump using under existing coal mine adopts low pressure (660V/1140V) motor, and its match power is mostly below 300 kW.Along with the increase of water yield under coal mine, the frequent generation of infiltration accident, under coal mine, motor power (output) required and that mining submersible electric pump is supporting is increasing.In this in situation, the power that increases again low voltage motor is worthless, because low voltage motor power is larger, current of electric is larger, the loss of motor is larger, and the heat dissipation problem of motor becomes a difficult problem for bad solution, and motor cable sectional area increases simultaneously, the voltage drop being produced by cable is also increasing, and the full load of electric pump starts also becomes a difficult problem.Along with the transformation of colliery underground electric network, for energy savings, large power-consuming equipment is progressively to high voltage low current transition.
Summary of the invention
Technical assignment of the present invention is for the deficiencies in the prior art, and a kind of high-power high voltage dry type Series Motors is provided.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of high-power high voltage dry type Series Motors, comprise upper end cover, power cable outlet box, motor casing, stator winding, rotor, fan, bottom end cover, control cables outlet box and motor shaft, on motor shaft, be provided with rotor, the arranged outside of rotor has stator winding, and on motor shaft, be provided with fan, arranged outside at stator winding has motor casing, the two ends up and down of motor casing are respectively arranged with upper end cover and bottom end cover, and motor shaft passes from the center of bottom end cover, on motor casing, be provided with power cable outlet box and control cables outlet box;
The bearing place, upper end of described motor shaft is from bottom to top disposed with disc, oil thrower ring and oil storage box with fan, and oil storage box is arranged on the top of upper end bearing, and disc and the oil thrower ring with fan are arranged on the bottom of upper end bearing.This structural design makes rotor upper end carry out wind circulation, and prevents the leakage of upper end bearing grease, has effectively improved the radiating condition of motor winding and bearing, thereby has extended the useful life of motor and bearing.
On the motor shaft of described bottom end cover below, be provided with the thrust bearing component that comprises thrust shaft block.
Between described thrust shaft block and motor shaft, be provided with integrated mechanical sealing, in the time of assembling, do not need to adjust, convenient disassembly, prevents that sewage from entering in oil pocket.
Described motor casing adopts and separates built-in type structure, in it, is staggeredly equipped with heat dissipation wind channel and waterpower runner, and mining flame-proof type submersible electric pump institute bleed water flows out from the waterpower runner of motor casing.
Described motor is high pressure dry motor, and rated voltage is 6000V/10000V, rated power 315kW～1000 kW.
The iron core of described motor and moulding winding adopt the design of Y2 series electromagnetic structure, have ensured that the important technological parameters of motor meets standard-required.
Described thrust bearing component comprises thrust shaft supporting block, upper slide panel, slide plate, lower skateboard panel, lower thrust shaft supporting block and thrust shaft block, described lower thrust shaft supporting block is arranged on thrust shaft block, upper slide panel and lower skateboard panel are separately positioned in the upper and lower surface of slide plate, lower skateboard panel is arranged in lower thrust shaft supporting block, and upper thrust shaft supporting block is arranged on upper slide panel.This thrust bearing component be used for balance electric pump to motor produce residue axial force.
Fit-up gap between described upper thrust shaft supporting block and upper slide panel is between 0.7-1.5mm.
Described upper thrust shaft supporting block and lower thrust shaft supporting block all adopt 40Cr, and compatible with machinery oil.
Described upper slide panel and lower skateboard panel all adopt babbit, and compatible with machinery oil.
Described fan is spiral fan, forced air cooling.
Compared with prior art, the beneficial effect producing is the high-power high voltage dry type of one of the present invention Series Motors:
1) the bearing place, upper end of motor shaft of the present invention is provided with disc, oil thrower ring and oil storage box with fan, make rotor upper end carry out wind circulation, and prevent the leakage of upper end bearing grease, effectively improve the radiating condition of motor winding and bearing, thereby extended the useful life of motor and bearing.
2) motor casing of the present invention adopts and separates built-in type structure, and electric pump institute bleed water (separates) outflow from the independent runner of motor outer surface with motor radiating air channel.Rotor lower end arranges spiral fan, forced air cooling.
3) motor bottom end cover of the present invention place arranges thrust bearing component, be used for balance electric pump to motor produce residue axial force, rotor end arranges integrated mechanical sealing, prevents that sewage from entering in oil pocket.
Brief description of the drawings
Accompanying drawing 1 is cross-sectional view of the present invention;
Accompanying drawing 2 is the cross-sectional view of motor casing in Fig. 1;
The B-B that accompanying drawing 3 is Fig. 2 is to structural representation;
Accompanying drawing 4 is the structural representation of thrust bearing component in Fig. 1;
Accompanying drawing 5 is the structural representation of integrated mechanical sealing in Fig. 1.
In figure, 1, upper end cover, 2, oil storage box, 3, oil thrower ring, 4, disc, 5, power cable outlet box, 6, motor casing, 61, waterpower runner, 62, heat dissipation wind channel, 7, stator winding, 8, rotor, 9, fan, 10, bottom end cover, 11, thrust bearing component, 111, upper thrust shaft supporting block, 112, upper slide panel, 113, slide plate, 114, lower skateboard panel, 115, lower thrust shaft supporting block, 116, fit-up gap, 12, thrust shaft block, 13, integrated mechanical sealing, 14, control cables outlet box, 15, motor shaft.
Embodiment
Below in conjunction with accompanying drawing, the high-power high voltage dry type of one of the present invention Series Motors is described in detail below.
As shown in accompanying drawing 1-5, the high-power high voltage dry type of one of the present invention Series Motors, is high pressure dry motor, and rated voltage is 6000V/10000V, rated power 315kW～1000 kW.The iron core of motor and moulding winding adopt the design of Y2 series electromagnetic structure, have ensured that the important technological parameters of motor meets standard-required.
Its structure comprises upper end cover 1, power cable outlet box 5, motor casing 6, stator winding 7, rotor 8, fan 9, bottom end cover 10, control cables outlet box 14 and motor shaft 15, on motor shaft 15, be provided with rotor 8, the arranged outside of rotor 8 has stator winding 7, and on motor shaft 15, be provided with fan 9, fan 9 is spiral fan, there is motor casing 6 in the arranged outside of stator winding 7, the two ends up and down of motor casing 6 are respectively arranged with upper end cover 1 and bottom end cover 10, and motor shaft 15 passes from bottom end cover 10 center, on motor casing 6, be provided with power cable outlet box 5 and control cables outlet box 14.
The bearing place, upper end of described motor shaft 15 is from bottom to top disposed with disc 4, oil thrower ring 3 and oil storage box 2 with fan, and oil storage box 2 is arranged on the top of upper end bearing, disc 4 and be arranged on the bottom of upper end bearing with the oil thrower ring 3 of fan.
On the motor shaft 15 of described bottom end cover 10 belows, be provided with the thrust bearing component 11 that comprises thrust shaft block 12.
Between described thrust shaft block 12 and motor shaft 15, be provided with integrated mechanical sealing 13;
Described motor casing 6 adopts and separates built-in type structure, in it, is staggeredly equipped with heat dissipation wind channel 62 and waterpower runner 61.
Described thrust bearing component 11 comprises thrust shaft supporting block 111, upper slide panel 112, slide plate 113, lower skateboard panel 114, lower thrust shaft supporting block 115 and thrust shaft block 12, described lower thrust shaft supporting block 115 is arranged on thrust shaft block 12, upper slide panel 112 and lower skateboard panel 114 are separately positioned in the upper and lower surface of slide plate 113, lower skateboard panel 114 is arranged in lower thrust shaft supporting block 115, and upper thrust shaft supporting block 111 is arranged on upper slide panel 112.Fit-up gap 116 between described upper thrust shaft supporting block 111 and upper slide panel 112 is between 0.7-1.5mm.
Described upper thrust shaft supporting block 111 and lower thrust shaft supporting block 115 all adopt 40Cr.
Described upper slide panel 112 and lower skateboard panel 114 adopt babbit.
Claims (9)
1. a high-power high voltage dry type Series Motors, comprise upper end cover (1), power cable outlet box (5), motor casing (6), stator winding (7), rotor (8), fan (9), bottom end cover (10), control cables outlet box (14) and motor shaft (15), on motor shaft (15), be provided with rotor (8), the arranged outside of rotor (8) has stator winding (7), and on motor shaft (15), be provided with fan (9), there is motor casing (6) in the arranged outside of stator winding (7), the two ends up and down of motor casing (6) are respectively arranged with upper end cover (1) and bottom end cover (10), and motor shaft (15) passes from the center of bottom end cover (10), on motor casing (6), be provided with power cable outlet box (5) and control cables outlet box (14),
The bearing place, upper end of described motor shaft (15) is from bottom to top disposed with disc (4), oil thrower ring (3) and oil storage box (2) with fan, oil storage box (2) is arranged on the top of upper end bearing, disc (4) and be arranged on the bottom of upper end bearing with the oil thrower ring (3) of fan;
On the motor shaft (15) of described bottom end cover (10) below, be provided with the thrust bearing component (11) that comprises thrust shaft block (12);
Between described thrust shaft block (12) and motor shaft (15), be provided with integrated mechanical sealing (13);
Described motor casing (6) adopts and separates built-in type structure, in it, is staggeredly equipped with heat dissipation wind channel (62) and waterpower runner (61), it is characterized in that:
Described thrust bearing component (11) comprises thrust shaft supporting block (111), upper slide panel (112), slide plate (113), lower skateboard panel (114), lower thrust shaft supporting block (115) and thrust shaft block (12), described lower thrust shaft supporting block (115) is arranged on thrust shaft block (12), upper slide panel (112) and lower skateboard panel (114) are separately positioned in the upper and lower surface of slide plate (113), it is upper that lower skateboard panel (114) is arranged on lower thrust shaft supporting block (115), and upper thrust shaft supporting block (111) is arranged on upper slide panel (112).
2. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, described motor is high pressure dry motor, and rated voltage is 6000V/10000V, rated power 315kW～1000 kW.
3. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, the iron core of described motor and moulding winding adopt the design of Y2 series electromagnetic structure.
4. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, the fit-up gap (116) between described upper thrust shaft supporting block (111) and upper slide panel (112) is between 0.7-1.5mm.
5. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, described upper thrust shaft supporting block (111) adopts 40Cr.
6. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, described lower thrust shaft supporting block (115) adopts 40Cr.
7. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, described upper slide panel (112) adopts babbit.
8. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, described lower skateboard panel (114) adopts babbit.
9. the high-power high voltage dry type of one according to claim 1 Series Motors, is characterized in that, described fan (9) is spiral fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210584160.6A CN103051099B (en) | 2012-12-30 | 2012-12-30 | High-power high-voltage dried-type series electromotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210584160.6A CN103051099B (en) | 2012-12-30 | 2012-12-30 | High-power high-voltage dried-type series electromotor |
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| Publication Number | Publication Date |
|---|---|
| CN103051099A CN103051099A (en) | 2013-04-17 |
| CN103051099B true CN103051099B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210584160.6A Active CN103051099B (en) | 2012-12-30 | 2012-12-30 | High-power high-voltage dried-type series electromotor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022196412A1 (en) * | 2021-03-15 | 2022-09-22 | イーグル工業株式会社 | Axial sealing device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104901466B (en) * | 2015-06-03 | 2018-01-16 | 浙江大学 | A kind of magnetized water water pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2325570Y (en) * | 1998-09-24 | 1999-06-23 | 江苏亚太泵业集团公司 | Immersible electric motor having heat radiation air duct |
| CN2764041Y (en) * | 2004-12-10 | 2006-03-08 | 上海宝钢设备检修有限公司 | Oil stop ring for motor with cooling grid |
| CN201204503Y (en) * | 2008-05-24 | 2009-03-04 | 张万忠 | Dry-type waterproof type flame-proof diving dual-function motor |
| CN202266413U (en) * | 2011-09-29 | 2012-06-06 | 宁波明和力盛液压科技有限公司 | High pressure plunger pump with oil thrower |
| CN203119666U (en) * | 2012-12-30 | 2013-08-07 | 山东星源矿山设备集团有限公司 | High-power high-voltage dry-type series motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080078560A1 (en) * | 2006-10-02 | 2008-04-03 | Kevin Hall | Motor seal |
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2012
- 2012-12-30 CN CN201210584160.6A patent/CN103051099B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2325570Y (en) * | 1998-09-24 | 1999-06-23 | 江苏亚太泵业集团公司 | Immersible electric motor having heat radiation air duct |
| CN2764041Y (en) * | 2004-12-10 | 2006-03-08 | 上海宝钢设备检修有限公司 | Oil stop ring for motor with cooling grid |
| CN201204503Y (en) * | 2008-05-24 | 2009-03-04 | 张万忠 | Dry-type waterproof type flame-proof diving dual-function motor |
| CN202266413U (en) * | 2011-09-29 | 2012-06-06 | 宁波明和力盛液压科技有限公司 | High pressure plunger pump with oil thrower |
| CN203119666U (en) * | 2012-12-30 | 2013-08-07 | 山东星源矿山设备集团有限公司 | High-power high-voltage dry-type series motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022196412A1 (en) * | 2021-03-15 | 2022-09-22 | イーグル工業株式会社 | Axial sealing device |
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| CN103051099A (en) | 2013-04-17 |
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Effective date of registration: 20161026 Address after: The Western Industrial Road Economic Development Zone 272300 Shandong city of Jining province Yutai County, North East Ring Road South (Starbucks Corporation hospital) Patentee after: SHANDONG XINCHUAN MINING ELECTROMECHANICAL EQUIPMENT CO., LTD. Address before: The Western Economic Development Zone 272300 Shandong city of Jining province Yutai County Patentee before: Shandong Xingyuan Mining Equipment Group Co., Ltd. |