阅读说明：本技术 一种内置满足ip55滑环刷架系统结构 (Built-in slip ring brush yoke system structure of satisfying IP55 ) 是由 潘波 韩波亮 郭小佳 马文奇 王军 张薇 马强 尹成乐 王凯琪 张博超 闫辛毓 于 2020-07-23 设计创作，主要内容包括：本发明提供了一种内置满足IP55滑环刷架系统结构,属于一种内置满足IP55滑环刷架系统结构技术领域。本发明电机内的滑环刷架系统位于非轴伸端定子内部,滑环刷架系统通过电缆与转子连接,滑环刷架系统与转子内风扇之间设置有挡尘板,挡尘板热套点焊接在轴上,挡尘板上设置有穿线孔供电缆穿过,穿线孔处设置有橡胶密封圈,挡风板固定在机座筋板上将电机腔体与滑环腔体隔离,挡风板的形状向电机腔体一侧弯曲,滑环刷架系统上方机座的顶板上设置滑环腔体进风口。本发明解决了电机整体满足防护等级满足不了IP55的问题,同时缩小了电机整体占用的空间,加强了轴伸强度,扩大了电机的使用范围,降低了断轴的风险,提高了电机运行可靠性,延长了电机使用寿命。(The invention provides a built-in slip ring brush carrier system structure meeting IP55 requirements, and belongs to the technical field of built-in slip ring brush carrier system structures meeting IP55 requirements. The slip ring brush yoke system in the motor is located inside a non-shaft extension end stator, the slip ring brush yoke system is connected with a rotor through a cable, a dust baffle is arranged between the slip ring brush yoke system and a fan in the rotor, a hot sleeve point of the dust baffle is welded on the shaft, a threading hole is formed in the dust baffle and is used for the cable to pass through, a rubber sealing ring is arranged at the threading hole, a wind shield is fixed on a rib plate of the motor base and isolates a motor cavity from the slip ring cavity, the wind shield is bent towards one side of the motor cavity, and a slip ring cavity air inlet is formed in a top plate of the motor base above the slip ring. The invention solves the problem that the protection level of the whole motor can not meet IP55, simultaneously reduces the space occupied by the whole motor, enhances the shaft extension strength, enlarges the use range of the motor, reduces the risk of shaft breakage, improves the operation reliability of the motor and prolongs the service life of the motor.)

1. A built-in IP 55-meeting slip ring brush holder system structure is characterized by comprising: the device comprises a shaft (1), a slip ring brush frame system (2), a wind shield (3), a rubber sealing ring (4), a dust shield (5), a cable (6), a top plate (7) and a machine base rib plate (8);

the slip ring brush yoke system (2) in the motor is located inside a non-shaft-extension-end stator, the slip ring brush yoke system (2) is connected with a rotor through a cable (6), a dust baffle plate (5) is arranged between the slip ring brush yoke system (2) and a rotor inner fan, the dust baffle plate (5) is welded on a shaft (1) in a hot sleeving manner, a threading hole is formed in the dust baffle plate (5) and is used for the cable (6) to pass through, a rubber sealing ring (4) is arranged at the threading hole, a wind baffle (3) is fixed on a machine base rib plate (8) to isolate a motor cavity from a slip ring cavity, the wind baffle (3) is bent towards one side of the motor cavity, and a slip ring cavity air inlet is formed in a top plate (7) of a machine base above the slip.

2. The slip ring brush holder system structure meeting IP55 inside of claim 1, wherein the material of the wind shield (3) is glass fiber reinforced plastic.

3. The slip ring brush holder system structure with the built-in IP55 according to claim 1, wherein the dust guard plate (5) is made of Q235A steel plate.

4. The structure of the slip ring brush holder system with the built-in IP55 according to claim 1, wherein the base is provided with a base terminal box, and a slip ring terminal box is added on the base terminal box side.

5. The architecture of claim 4, wherein the slipring-connection box cover has a viewing window.

Technical Field

The invention relates to a built-in slip ring brush yoke system structure meeting IP55 requirements, and belongs to the technical field of built-in slip ring brush yoke system structures meeting IP55 requirements.

Background

At present, the domestic high-voltage wound rotor three-phase asynchronous motor body structure meets the requirement of IP55 protection level, the protection level of a slip ring brush holder system meets the protection level of IP23, the slip ring brush holder system is installed on the outer side of a motor body as an independent component, a fan is installed at an extending end of a shaft, the slip ring brush holder system is installed at a non-extending end of the shaft, the whole length of the motor is increased, the occupied space is large, the strength of the extending end of the motor shaft is reduced, if the whole requirement of the motor meets the protection level of IP55, the motor with the structure cannot meet the requirement of the protection level, and the extended part of the extending end of the motor shaft is too long, so that the potential safety hazard.

Disclosure of Invention

The invention aims to solve the problems in the prior art and further provides a built-in slip ring brush holder system structure meeting IP 55.

The purpose of the invention is realized by the following technical scheme:

a built-in IP 55-meeting slip ring brush holder system structure comprises: the device comprises a slip ring brush frame system, a wind shield, a dust shield, a cable, a shaft, a rubber seal ring, a machine base rib plate and a top plate;

the slip ring brush yoke system in the motor is located inside a non-shaft extension end stator, the slip ring brush yoke system is connected with a rotor through a cable, a dust baffle is arranged between the slip ring brush yoke system and a fan in the rotor, a hot sleeve point of the dust baffle is welded on the shaft, a threading hole is formed in the dust baffle and used for the cable to pass through, a rubber sealing ring is arranged at the threading hole, a wind shield is fixed on a rib plate of the motor base and used for isolating a motor cavity from the slip ring cavity, the wind shield is bent towards one side of the motor cavity, and a slip ring cavity air inlet is formed in a top plate of the motor base above the.

The wind shield is made of glass fiber reinforced plastic.

The dust board is made of a steel plate Q235A.

The engine base is provided with an engine base junction box, and a slip ring junction box is additionally arranged on the side of the engine base junction box.

The slip ring junction box cover is provided with an observation window.

The invention has the beneficial effects that:

the invention mainly aims to provide a built-in slip ring brush carrier system structure meeting IP55, solves the problem that the protection level of the whole motor cannot meet IP55, reduces the space occupied by the whole motor and enhances the shaft extension strength.

The invention does not need to arrange an independent slip ring brush system, the slip ring brush system is arranged in the motor body, so that the motor integrally meets the requirement of protection level IP55, the application range of the motor is expanded, the total length of the motor is shortened, the integral strength of the shaft is enhanced because the extension length of the shaft is shortened, the risk of shaft breakage is greatly reduced, partial material cost is saved, the operation reliability of the motor is improved, the service life of the motor is prolonged, and the economic benefit of enterprises is improved.

Drawings

Fig. 1 is a schematic structural diagram of a built-in slip ring brush holder system meeting IP55 in the invention.

Fig. 2 is a partial enlarged structural schematic diagram of a built-in slip ring brush holder system structure meeting IP55 in the invention.

In the figure, reference numerals, 1, 2, 3, 4, 5, 6, 7, 8, include a shaft, a slip ring brush holder system, a wind shield, a rubber seal ring, a dust shield, a cable, a top plate and a base rib plate.

Detailed Description

The invention will be described in further detail below with reference to the accompanying drawings: the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation is given, but the scope of the present invention is not limited to the following embodiments.

As shown in fig. 1 and 2, the slip ring brush holder system structure according to the present embodiment, which incorporates a slip ring satisfying IP55, includes: the device comprises a shaft 1, a slip ring brush frame system 2, a wind shield 3, a rubber seal ring 4, a dust shield 5, a cable 6, a top plate 7 and a machine base rib plate 8;

the slip ring brush yoke system 2 in the motor is located inside a non-shaft extension end stator, the slip ring brush yoke system 2 is connected with a rotor through a cable 6, a dust baffle plate 5 is arranged between the slip ring brush yoke system 2 and a rotor inner fan, the dust baffle plate 5 is welded on a shaft 1 in a hot sleeving point mode, a threading hole is formed in the dust baffle plate 5 and is used for the cable 6 to pass through, a rubber sealing ring 4 is arranged at the threading hole, a wind baffle 3 is fixed on a machine base rib plate 8 and isolates a motor cavity from a slip ring cavity, the wind baffle 3 is bent towards one side of the motor cavity, and a slip ring cavity air inlet is formed in a top plate 7 of the machine base above the slip.

The wind shield 3 is made of glass fiber reinforced plastic.

The dust board 5 is made of a steel plate Q235A.

The engine base is provided with an engine base junction box, and a slip ring junction box is additionally arranged on the side of the engine base junction box.

The slip ring junction box cover is provided with an observation window.