CN219227329U

CN219227329U - Water density driving motor for deep diving device

Info

Publication number: CN219227329U
Application number: CN202223295513.9U
Authority: CN
Inventors: 王艳艳; 郭娜; 黄建军; 肖强; 陈达; 欧阳宏; 胡蛟
Original assignee: Jianglu Machinery and Electronics Group Co Ltd
Current assignee: Jianglu Machinery and Electronics Group Co Ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-20
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a water-tight driving motor for a deep submersible device, which comprises a base, a stator, a rotor and a controller, wherein the front end and the rear end of the base are respectively plugged by a front end cover and the controller to form an inner cavity, the two ends of the rotor are respectively arranged on the front end cover and the base through bearings, the front end surfaces of the rotor and the front end cover are sealed through a Grignard ring, the stator is fixed on the base, and motor oil holes are axially distributed on the front end cover; the front end cover is radially provided with a grease filling hole; a plurality of water pressure balance holes are radially distributed on the front end cover, and an elastic sealing gasket is arranged at the joint of the water pressure balance holes communicated with the inner cavity through the water pressure plate and the water pressure plate; the inner cavity is filled with heat-conducting pressure-resistant oil. According to the utility model, through innovation of the watertight driving motor water sealing structure, the hollow shaft rotor structure, the stator filling and sealing mode and the rotor self-locking mode, the self-adaptive pressure sealing complete machine of the motor is realized, the strong heat dissipation system of the motor is realized, and the motor is light.

Description

Water density driving motor for deep diving device

Technical Field

The utility model relates to the field of motors, in particular to a water-seal driving motor for a deep diving device.

Background

With further application of the deep diving device, the application of the deep diving secret driving motor is wider and wider, and the performance requirement on the deep diving device by the secret driving motor is higher and higher. The existing diving watertight driving motor has the problem of unbalanced water pressure in a deepwater environment, which leads to large difference between the performance and the design performance of the watertight driving motor; in addition, the seawater is low in the deep submerged environment, and heat generated by the rotor of the watertight driving motor is difficult to quickly dissipate.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the water-seal driving motor for the deep submergence device, which has a simple structure and quick heat dissipation.

The technical scheme for solving the technical problems is as follows: the utility model provides a deep submergence device is with water tight driving motor, motor and controller integrated design, includes frame, stator, rotor, front end housing and controller, both ends are respectively with front end housing, controller shutoff in order to form the inner chamber around the frame, the rotor both ends are installed respectively on front end housing and frame through the bearing, seal through the gray circle between rotor and the front end face of front end housing, the stator is fixed on the frame, a plurality of motor oil filler points of axial symmetry distributes on the front end housing, motor oil filler point intercommunication inner chamber; the front end cover is radially provided with a grease filling hole which is communicated with the Gelai ring to ensure the rotary seal of the rotor; a plurality of water pressure balance holes are radially distributed on the front end cover, and an elastic sealing gasket is arranged at the joint of the water pressure balance holes communicated with the inner cavity through the water pressure plate and the water pressure plate; the inner cavity is filled with heat-conducting pressure-resistant oil.

The hydraulic driving motor for the deep submergence device is characterized in that the connecting position of the bearing and the rotor and the connecting position of the rotor core of the rotor and the rotating shaft of the rotor are fixed by locking nuts.

The deep diving device uses a water-tight driving motor, and a double-layer sealing ring is arranged at the joint of the machine base, the front end cover and the controller.

The deep submergence device is provided with a water-tight driving motor, and the stator is integrally encapsulated through the end part.

According to the water-tight driving motor for the deep submergence device, the rotor adopts a hollow structure.

The utility model has the beneficial effects that:

1. according to the utility model, a plurality of water pressure balance holes are radially distributed on the front end cover, the water pressure balance holes are communicated into the engine base through the water pressure plate, and an elastic sealing gasket is arranged at the joint of the water pressure balance holes and the water pressure plate; seawater enters the end cover after passing through the water pressure balance hole, and is deformed through the elastic sealing gasket and the water pressure plate through hole, so that the pressure balance between the seawater and the inside of the watertight driving motor is ensured, the water pressure balance of the watertight driving motor under different pressures is realized, and the isolation between the inner cavity of the driving motor and the outside is realized.

2. The front end cover is axially and symmetrically provided with a plurality of motor oil holes which are communicated with an inner cavity; the front end cover is radially provided with a grease filling hole, and the grease filling hole is communicated with the Gray ring to ensure the rotary seal of the rotor; the heat conduction and pressure resistance oil is filled in the inner cavity, so that the bearing can be effectively cooled; and the oil filling of the inner cavity of the motor is realized through the oil filling hole of the motor.

3. The stator is integrally encapsulated, so that the stator and the machine base are effectively combined, and the effective heat dissipation is realized; the rotor adopts hollow structure, and the heat generated by hysteresis loss and eddy current loss in the rotor can be effectively dissipated through liquid.

4. The connecting position of the bearing and the rotor and the connecting position of the rotor core of the rotor and the rotating shaft of the rotor are fixed by adopting the locking nuts, and the bearing positioning and the self-locking of the rotor core are realized by effectively utilizing the locking nuts.

5. The double-layer sealing ring is arranged at the joint of the machine base, the front end cover and the controller, and the double-sealing structure design can ensure that a closed space is formed inside the watertight driving motor.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a left side view of fig. 1.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

As shown in fig. 1 and 2, a water-tight driving motor for a deep submergence device comprises a machine base 1, a stator 2, a rotor 3, a front end cover 4 and a controller 5, wherein the front end cover 4 and the rear end of the machine base 1 are respectively plugged by the front end cover 4 and the controller 5 to form an inner cavity 6, and heat-conducting pressure-resistant oil is injected into the inner cavity 6; the two ends of the rotor 3 are respectively arranged on the front end cover 4 and the machine base 1 through bearings 7, the front end surfaces of the rotor 3 and the front end cover 4 are sealed through a Gelai ring 17, and the stator 2 is fixed on the machine base 1.

The front end cover 4 is provided with 2 motor oil holes 9 which are axially and symmetrically distributed, and the motor oil holes 9 are communicated with the inner cavity 6. The front end cover 4 is radially provided with a grease filling hole 10, and the grease filling hole 10 is communicated with the communicated Gelai ring 17 to ensure the rotary seal of the rotor 3; the oil filling of the inner cavity of the motor is realized through the motor oil filling hole 9.

Two water pressure balance holes 11 are radially distributed on the front end cover 4, the water pressure balance holes 11 are communicated with the water pressure balance holes 11 of the inner cavity 6 through a water pressure plate 12, and an elastic sealing gasket 13 is arranged at the joint of the water pressure balance holes 11 and the water pressure plate 12. Seawater enters the front end cover 4 after passing through the water pressure balance hole 11, and deforms through the elastic sealing gasket 13 and the through hole of the water pressure plate 12, so that the pressure balance between the seawater and the inside of the watertight driving motor is ensured, the water pressure balance of the watertight driving motor under different pressures is realized, and the isolation between the inner cavity 6 of the driving motor and the outside is realized.

The connecting position of the bearing 7 and the rotor 3 and the connecting position of the rotor core 8 of the rotor 3 and the rotating shaft of the rotor 3 are fixed by adopting a locking nut 14, so that the positioning of the bearing 7 and the self-locking of the rotor core 8 are realized.

The joint of the machine base 1, the front end cover 4 and the controller 5 is provided with a double-layer sealing ring 15, so that the sealing performance of the product is ensured.

The stator 2 is integrally encapsulated 16 through the end part, so that the integral heat dissipation performance of the product is improved, and meanwhile, the oil resistance of the product is improved.

The rotor 3 adopts a hollow structure on the basis of ensuring the strength, so that the heat dissipation capacity of the rotor is improved.

Claims

1. The utility model provides a deep diving device water density driving motor, motor and controller integrated design, includes frame, stator, rotor, front end housing and controller, both ends are respectively with front end housing, controller shutoff in order to form the inner chamber around the frame, the rotor both ends are installed respectively on front end housing and frame through the bearing, seal through the check lye circle between rotor and the front end housing front end face, and the stator is fixed on the frame, its characterized in that: a plurality of motor oil holes are axially and symmetrically distributed on the front end cover and are communicated with the inner cavity; the front end cover is radially provided with a grease filling hole which is communicated with the Gelai ring to ensure the rotary seal of the rotor; a plurality of water pressure balance holes are radially distributed on the front end cover, and an elastic sealing gasket is arranged at the joint of the water pressure balance holes communicated with the inner cavity through the water pressure plate and the water pressure plate; the inner cavity is filled with heat-conducting pressure-resistant oil.

2. The submersible deep power plant water seal drive motor of claim 1, wherein: the connecting position of the bearing and the rotor and the connecting position of the rotor core of the rotor and the rotating shaft of the rotor are fixed by locking nuts.

3. The submersible deep power plant water seal drive motor of claim 1, wherein: and a double-layer sealing ring is arranged at the joint of the machine base, the front end cover and the controller.

4. The submersible deep power plant water seal drive motor of claim 1, wherein: the stator is integrally encapsulated through the end part.

5. The submersible deep power plant water seal drive motor of claim 1, wherein: the rotor adopts a hollow structure.