Toll station vehicle separation detection light curtain sensor

A light curtain sensor and vehicle separation technology, which is applied in the field of light curtain sensors, can solve the problems of reduced use efficiency, lack of protection measures, and easy damage of light curtain sensors, and achieve the effect of preventing rainwater erosion and increasing friction

CN112213793AInactive Publication Date: 2021-01-12广州万可科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2021-01-12
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention relates to the technical field of light curtain sensors, and discloses a toll station vehicle separation detection light curtain sensor which comprises a connecting plate, the left end and the right end of the connecting plate are fixedly connected with two sets of supporting bases respectively, the upper surfaces of the supporting bases are fixedly connected with the bottom end of ashell, and the top of the shell is fixedly connected with a spring. According to the toll station vehicle separation detection light curtain sensor, a hand wheel is rotated to drive a rotating shaftto rotate, the rotating shaft drives a second bevel gear to rotate, the second bevel gear is matched with a first bevel gear, a threaded rod is enabled to rotate, then a movable plate ascends and descends under limiting of the threaded rod, and the height of the light curtain sensor is adjusted; the distance between the two sets of clamping plates can be adjusted conveniently, the light curtain sensors of different sizes are fixedly clamped, the two sets of supporting bases are located on the same horizontal plane through the arranged connecting plates, and signal transmission between the twosets of light curtain sensors is facilitated.
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Description

technical field

[0001] The invention relates to the technical field of light curtain sensors, in particular to a toll station vehicle separation detection light curtain sensor. Background technique

[0002] The vehicle separation light curtain at toll stations at expressway intersections is used for the detection and discovery of vehicles at toll stations such as expressways, airports, and parking lots. It is mainly used in highway toll stations, non-stop toll collection systems (ETC light curtains), automatic vehicle classification systems (AVC ) Parking toll system, road weight toll system (WIM), fixed overrun detection station, customs vehicle management system and other occasions, it is the key equipment in the traffic control system, and it is applied to the expressway toll station to realize ETC unmanned toll collection Advanced infrared vehicle detector, equipped with a special stainless steel protective cover, built-in electric heating glass, temperature controller, ...

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Embodiment Construction

[0072] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0073] see Figure 1-5 , the present invention provides a technical solution: a light curtain sensor for toll station vehicle separation detection, including a connecting plate 1, two sets of supporting seats 2 are fixedly connected to the left and right ends of the connecting plate 1, and the width of the connecting plate 1 is the same as that of the supporting seats 2 The upper surface of the support seat 2 is fixedly connected with the bottom end of the hou...