CN207705936U - A kind of high-voltage motor with high sealing performance - Google Patents

Abstract

The utility model discloses a kind of high-voltage motors with high sealing performance, including casing, stator is fixedly connected in the middle part of casing, the bottom of casing is fixedly connected with lower bearing fixed ring, the middle part of stator is cavity structure, rotor is rotatably connected in the middle part of stator, central shaft is connected in the middle part of rotor, sand control cap is fixedly connected at the top of central shaft, at the top of central shaft oil sealing is equipped with upper bearing fixed ring junction, the top and bottom end of rotor are equipped with sealing ring, the both ends of stator are equipped with coil, the bottom end of rotor is equipped with lower part balance ring, the bottom end of central shaft is fixed with gravity disk, the bottom of gravity disk is fixed with thrust carbon disk, the bottom of thrust carbon disk is equipped with gravitational equilibrium seat.The utility model increases the leakproofness of motor by the way that oil sealing and sealing ring double sealing structure is arranged；The casing high by the way that leakproofness is arranged, improves integrally-built leakproofness, by the way that waterproof coil is arranged, prevents casing from intaking.

Description

A kind of high-voltage motor with high sealing performance

Technical field

The utility model is related to a kind of high-voltage motor, more particularly to a kind of high-voltage motor with high sealing performance.

Background technology

Many motor working environments are more severe, for example wind turbine, rice mill, pulverizer and the woodworking machinery etc. of agricultural are set It is standby, mostly carried out in the environment that moisture is high, moisture is heavy, dust is more, oiliness is big, it is very big to the damage of motor in this way, hold very much Fragile motor.Many electric motor end caps are non-watertight, sealing effect is poor, to the protective effect of motor with regard to very little, accordingly, it is desirable to provide A kind of waterproof and dustproof, good airproof performance electric motor end cap protect motor so that motor service life in rugged environment increases It is long, production efficiency is improved, unnecessary loss is reduced.

Traditional motor seal is generally done not so good, only from the external sealing structure for being provided with single layer, long-term Under the work of adverse circumstances, sealing effect will not be very good.Therefore we make this improvement, propose a kind of with high sealing performance High-voltage motor.

Invention content

The main purpose of the utility model is to provide a kind of high-voltage motors with high sealing performance, can effectively solve The traditional motor seal proposed in background technology generally do it is not so good, only from the external sealing structure for being provided with single layer, Under the work of long-term adverse circumstances, problem that sealing effect will not be very good.

To achieve the above object, the technical solution that the utility model is taken is：A kind of high-voltage electricity with high sealing performance Machine, including casing are fixedly connected with upper bearing fixed ring at the top of the casing, and it is fixed to be fixedly connected in the middle part of the casing The bottom of son, the casing is fixedly connected with lower bearing fixed ring, and the middle part of the stator is cavity structure, the stator Middle part is rotatably connected to rotor, and central shaft is fixedly connected in the middle part of the rotor, is fixedly connected at the top of the central shaft Sand control cap, the central shaft top are equipped with oil sealing, the bottom of the upper bearing fixed ring with upper bearing fixed ring junction Equipped with top balance ring, the top and bottom end of the rotor are equipped with sealing ring, and the top and bottom end of the stator are all provided with wired Circle, the bottom end of the rotor are fixed with lower part balance ring, and the bottom end of the central shaft is fixed with gravity disk, the gravity disk Bottom be fixed with thrust carbon disk, the bottom of the thrust carbon disk is equipped with gravitational equilibrium seat.

Further, the casing only has one, top opening, and rest part is sealing structure.

Further, the coil is waterproof coil.

Further, it is matched between the stator and the rotor, the sealing ring is set to the stator and described turn The gap location of son.

Compared with prior art, the utility model has the advantages that：This kind has the high-voltage electricity of high sealing performance Machine increases the leakproofness of motor by the way that oil sealing and sealing ring double sealing structure is arranged；The casing high by the way that leakproofness is arranged, Integrally-built leakproofness is improved, by the way that waterproof coil is arranged, the work of motor is impacted after preventing casing from intaking.

Description of the drawings

Fig. 1 is a kind of overall structure diagram of the high-voltage motor with high sealing performance of the utility model.

In figure：1, casing；2, central shaft；3, sand control cap；4, oil sealing；5, upper bearing fixed ring；6, top balance ring；7、 Rotor；8, stator；9, lower part balance ring；10, gravity disk；11, coil；12, thrust carbon disk；13, gravitational equilibrium seat；14, under Portion's balance ring；15, sealing ring.

Specific implementation mode

To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below In conjunction with specific implementation mode, the utility model is expanded on further.

As shown in Figure 1, a kind of high-voltage motor with high sealing performance, including casing 1, the top of casing 1 are fixedly connected There are upper bearing fixed ring 5, the middle part of casing 1 to be fixedly connected with stator 8, the bottom of casing 1 is fixedly connected with lower bearing and consolidates Determine ring 14, the middle part of stator 8 is cavity structure, and the middle part of stator 8 is rotatably connected to rotor 7, and the middle part of rotor 7 is fixedly connected with The top of central shaft 2, central shaft 2 is fixedly connected with sand control cap 3, and 2 top of central shaft is equipped with 5 junction of upper bearing fixed ring The bottom of oil sealing 4, upper bearing fixed ring 5 is equipped with top balance ring 6, and the top and bottom end of rotor 7 are equipped with sealing ring 15, fixed The top and bottom end of son 8 are equipped with coil 11, and the bottom end of rotor 7 is fixed with lower part balance ring 9, and the bottom end of central shaft 2 is fixed Equipped with gravity disk 10, the bottom of gravity disk 10 is fixed with thrust carbon disk 12, and the bottom of thrust carbon disk 12 is flat equipped with gravity Weigh seat 13, and oil sealing 4 and 15 double sealing structure of sealing ring is arranged, and reinforces water resistance.

Wherein, casing 1 only has one, top opening, and rest part is sealing structure, is more easy to realize sealing.

Wherein, coil 11 is waterproof coil, prevents from influencing motor work into water.

Wherein, it is matched between stator 8 and rotor 7, sealing ring 15 is set to the gap location of stator 8 and rotor 7 so that motor Stator 8 and rotor 7 are unaffected when casing 1 is intake.

It should be noted that the utility model is a kind of high-voltage motor with high sealing performance, and when specific, the shell of motor For body 1 in addition to open top, rest part is sealing structure, is conducive to realize that sealing, 1 open-topped both sides of shell are upper axis Fixed ring 5 is held, fixed center axis 2 is used for when motor operates, is sealed by oil sealing 4 between both sides upper bearing fixed ring 5, is realized First layer seals, and prevents from entering water or dust etc. in shell 1, and in long-term work, central shaft 2 rotates, sand control cap 3 and oil sealing 4 loosen, and sundries is inevitably entered in casing 1, and sealing ring 15 can stop that sundries enters between rotor 7 and stator 8 at this time, protect It demonstrate,proves motor to operate as usual, coil 11 is waterproof coil, can be worked on after the water inlet of casing 1, as long as being periodically that the motor is tieed up Shield and cleaning, it is ensured that the permanently effective work of motor.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (4)

1. a kind of high-voltage motor with high sealing performance, including casing（1）, it is characterised in that：The casing（1）Top it is solid Surely it is connected with upper bearing fixed ring（5）, the casing（1）Middle part be fixedly connected with stator（8）, the casing（1）Bottom Portion is fixedly connected with lower bearing fixed ring（14）, the stator（8）Middle part be cavity structure, the stator（8）Middle part It is rotatably connected to rotor（7）, the rotor（7）Middle part be fixedly connected with central shaft（2）, the central shaft（2）Top it is solid Surely it is connected with sand control cap（3）, the central shaft（2）Top and upper bearing fixed ring（5）Junction is equipped with oil sealing（4）, described Upper bearing fixed ring（5）Bottom be equipped with top balance ring（6）, the rotor（7）Top and bottom end be equipped with sealing ring （15）, the stator（8）Top and bottom end be equipped with coil（11）, the rotor（7）Bottom end be fixed with lower part balance Ring（9）, the central shaft（2）Bottom end be fixed with gravity disk（10）, the gravity disk（10）Bottom be fixed with thrust Carbon disk（12）, the thrust carbon disk（12）Bottom be equipped with gravitational equilibrium seat（13）.

2. a kind of high-voltage motor with high sealing performance according to claim 1, it is characterised in that：The casing（1） Only one, top opening, rest part is sealing structure.

3. a kind of high-voltage motor with high sealing performance according to claim 1, it is characterised in that：The coil（11） For waterproof coil.

4. a kind of high-voltage motor with high sealing performance according to claim 1, it is characterised in that：The stator（8） With the rotor（7）It matches, the sealing ring（15）Set on the stator（8）With the rotor（7）Gap location.