Inductive sensor reading and record the fact of the wheel

 

(57) Abstract:

Usage: to record the fact of passage of the wheel over point on the path. The inventive device comprises a sensor element 1, is attached to the base 2 attached to the rails. The sensing element has the form of a plate of thermoplastic material sealed therein coils. 2 Il.

The invention relates to railway automatics and telemechanics and can be used to record the fact of passage of the wheel.

Known inductive sensor reading and record the fact of the wheel containing two coils, made each in the form of a single-layer spiral wire, placed one after the other in one plane at a General flat base included according to the signal current, and a counter for external electromagnetic interference fields, and forming the working area of sensitivity, limited their geometrical dimensions, and means for attaching the base to the rails.

A disadvantage of the known devices are of low reliability and complexity of the operation.

The technical result, which directed this invention is to increase natinalitat is achieved by in the inductive sensor containing two coils made each arranged in a single layer spiral conductor, placed one after the other in one plane at a General flat base included according to the signal current, and a counter for external electromagnetic interference fields, and forming the working area of sensitivity, limited their geometrical dimensions, and means for attaching the base to the rails, coils made of volume conduction and sealed by sealing on all sides in the environment of a thermoplastic material having a shape of a plate.

In Fig.1 is a perspective view of the claimed device, and Fig.2 the location of the crest of the wheels and the surface of the sensing element when installing the sensor on the rail.

Inductive sensor has a sensor element 1 having the form of a plate of thermoplastic material sealed therein coils. The plate is attached to the base 2 by means of screws 3 and additionally glued adhesive layer 4 for sealing connection of the conclusions of the sensing element with the supply cable 5. The base is fastened by bolts through holes for rail mounting. While the crest of the stake is Rani rail head and during a RAID of a wheel on a rail are in the area of the turns of the coils.

INDUCTIVE SENSOR READING AND record the FACT of the WHEEL containing two coils made each arranged in a single layer spiral conductor, placed one after the other in one plane at a General flat base included according to the signal current, and a counter for external electromagnetic interference fields, and obrazuyuschie working area sensitivity, limited their geometrical dimensions, and means for attaching the base to the rails, wherein the inductor is made of volume conduction and sealed by sealing on all sides in the environment of a thermoplastic material having a shape of a plate.

 

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