本发明涉及一种筒易电磁离合器，属于电磁控制技术领域。 TECHNICAL FIELD: The present invention relates to a tube-easy electromagnetic clutch, and belongs to the technical field of electromagnetic control.
离合器 广 泛应用于交通领域，但是应用于轨道交通领域的离合器成本高、结构复杂。 BACKGROUND OF THE INVENTION Clutches are widely used in the field of transportation, but clutches used in the field of rail transportation have high costs and complex structures.
本发明的目的是克服现有技术存在的不足，提出一种结构筒单、使用方使的筒易电磁离合器 。 Summary of the Invention: The purpose of the present invention is to overcome the shortcomings of the prior art, and propose a cylinder easy electromagnetic clutch with a simple structure and a user side .
特 征在于，包括主 轴 、从动齿轮、套筒、铁芯，套筒嵌套于主 轴 的左侧外部，套筒左侧的径向尺寸小于套筒右侧的径向尺寸，从动齿轮嵌套于套筒的左侧外部，铁芯嵌套于主轴的右侧外部。 The present invention adopts the following technical solution: a barrel-easy electromagnetic clutch, which is characterized in that it includes a main shaft , a driven gear, a sleeve, and an iron core; the sleeve is nested outside the left side of the main shaft ; The radial dimension is smaller than the radial dimension of the right side of the sleeve. The driven gear is nested outside the left side of the sleeve, and the iron core is nested outside the right side of the main shaft.
内 部设置有线圈；铁芯的左侧设置有摩擦片，摩擦片与线圈相接触；摩擦片包括主动摩擦片、从动摩擦片，从动摩擦片与凹槽相接触；摩擦片的左侧还设置有衔铁，衔铁设置于套筒与摩擦片形成的间隙中。 Preferably, a slip ring is provided on the upper part of the iron core for transmitting electric signals at a high speed; a groove is provided inside the left side of the iron core, and a coil is provided inside the groove ; a friction plate is provided on the left side of the iron core, and the friction plate and The coils are in contact; the friction plate includes an active friction plate and a driven friction plate, and the driven friction plate is in contact with the groove; the left side of the friction plate is also provided with an armature, and the armature is arranged in a gap formed by the sleeve and the friction plate.
性 强的优点，能很好的实现动力开关传至主轴的功能。 The beneficial effects achieved by the present invention: The present invention has the advantages of simple structure, convenient use, and strong practicability , and can well realize the function of transmitting the power switch to the main shaft.
图1是本发明的结构示意图 。 BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic structural diagram of the present invention . The meaning of the marks in the picture: 1 main shaft, 2 driving friction plate, 3 driven friction plate, 4 driven gear, 5 sleeve, 6 coil, 7 iron core, 8 armature, 9 slip ring.
下面结合附图对本发明作进一步描述。 DETAILED DESCRIPTION: The present invention is further described below with reference to the accompanying drawings. The following embodiments are only used to explain the technical solution of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.
轴1 的左侧外部，套筒5左侧的径向尺寸小于套筒5右侧的径向尺寸，从动齿轮 4 嵌套于套筒5的左侧外部，铁芯7嵌套于主轴1的右侧外部。 FIG. 1 is a schematic structural diagram of the present invention. The present invention proposes a simple electromagnetic clutch, which is characterized in that it includes a main shaft 1, a driven gear 4, a sleeve 5, and an iron core 7. The sleeve 5 is nested on the left side of the main shaft 1 . Outer side, the radial dimension on the left side of the sleeve 5 is smaller than the radial dimension on the right side of the sleeve 5, the driven gear 4 is nested on the left side of the sleeve 5, and the iron core 7 is nested on the right side of the main shaft 1. .
The upper part of the iron core 7 is provided with a slip ring 9 for transmitting electrical signals; the left side of the iron core 7 is provided with a recess, and the coil 6 is provided inside the groove; the left side of the iron core 7 is provided with a friction plate, the friction plate and the coil 6-phase contact; the friction plate includes an active friction plate 2, a driven friction plate 3, and the driven friction plate 2 is in contact with the groove; the left side of the friction plate is also provided with an armature 8, and the armature 8 is provided between the sleeve 5 and the friction plate In the gap.
上 仅是本发明的优选实施方式，应当指出，对于本技术领域的 普 通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和变形。 The above are only preferred embodiments of the present invention. It should be noted that, for those of ordinary skill in the art, several improvements and modifications can be made without departing from the technical principles of the present invention.