Flameproof DC motor

A DC motor and explosion-proof technology, which is applied in the direction of motors, electric vehicles, electrical components, etc., can solve the problems of old explosion-proof DC motors, complex structures, and lack of versatility of explosion-proof DC motors, and achieve The effect of simple structure, simple fixed structure and novel style

Inactive Publication Date: 2017-03-29
HENGYANG LIMEI BATTERY VEHICLES MFG CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, the existing flameproof DC motors are outdated, and there is still a need to improve their structure and safety. In addition, the flameproof DC motors on the market are not universal and have complex structures.

Method used

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  • Flameproof DC motor
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Examples

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Embodiment Construction

[0029] Embodiments of the technical solutions of the present invention will be described in detail below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solution of the present invention more clearly, so they are only examples, and should not be used to limit the protection scope of the present invention.

[0030] Such as figure 1 , figure 2 , image 3 , Figure 4 and Figure 5 As shown, the present invention provides a flameproof DC motor 6, comprising a flameproof enclosure 1, a front end cover 3, a rear end cover 4, a small end cover 5, a DC motor 6, and a cable lead-in device; the flameproof enclosure 1 is a conductive Cylindrical, the flameproof enclosure 1 is provided with a fixed protrusion 2, and the fixed protrusion 2 is fixedly connected with the flameproof enclosure 1. The flameproof enclosure 1 is provided with a DC motor sign 17 and fixed by rivets 18. The front cover 3 and the rear The end cove...

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PUM

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Abstract

The invention discloses a flameproof DC motor, relating to the field of DC motors. The flameproof DC motor comprises a flameproof casing, a front end cover, a rear end cover, a small end cover, a DC motor and a cable entry device, wherein the front end cover and the rear end cover are separately and fixedly arranged at two ends of the flameproof casing, the small end cover is arranged on the front end cover, and the DC motor is arranged in a flameproof cavity; a fixed sleeve and a steel sleeve are arranged in the front end cover, and a bearing for the rotating shaft of the DC motor to penetrate through is arranged at the connecting part of the small end cover and the front end cover; the cable entry device is fixedly arranged on the flameproof casing and is communicated with the flameproof cavity; the cable entry device comprises a compression nut, a communication section, a lead section, metal gaskets and sealing rings; the compression nut and the communication section are sequentially screwed into the lead section, and the metal gaskets and the sealing rings are respectively arranged between the compression nut, the lead section and the communication section. The flameproof DC motor disclosed by the invention is novel in type and high in security, also can be applied to a variety of small flameproof electric vehicles,and can meet the market demands.

Description

technical field [0001] The invention relates to the field of DC motors, in particular to a flameproof DC motor. Background technique [0002] Flameproof motors separate electronic components that may generate sparks, arcs, and dangerous temperatures from the surrounding explosive gas mixture; flameproof motors are recognized and widely used because they are safer and more reliable. [0003] However, the existing flameproof DC motors are outdated, and there is still a need to improve their structure and safety. In addition, the flameproof DC motors on the market are not universal and have complex structures. . Contents of the invention [0004] Aiming at the defects in the prior art, the present invention provides a flameproof DC motor, which is novel in style, high in safety, and simple in structure, and can be applied to various small explosion-proof electric vehicles, meeting market demand. [0005] The invention provides a flameproof DC motor, comprising a flameproof ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02K5/136H02K5/22
CPCH02K5/136H02K5/225Y02T10/64
Inventor 刘湘
Owner HENGYANG LIMEI BATTERY VEHICLES MFG CO LTD
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