CN216869739U - Waterproof dustproof light curtain machine - Google Patents

Abstract

The utility model relates to a waterproof and dustproof light curtain machine, which comprises a host machine and a slave machine which are symmetrically arranged, wherein the host machine comprises a machine body and a light curtain emitting device, the slave machine comprises a machine body and a light curtain receiving device, the machine body comprises a bottom plate, a stand column and a protective shell, the stand column is fixed at the upper end of the bottom plate, the protective shell is hinged on the stand column, a light transmitting plate capable of transmitting a light curtain is arranged on the protective shell, a first mounting groove is formed in the protective shell, a square-ring-shaped boss is arranged on one side surface of the stand column to form a second mounting groove, the first mounting groove can be covered outside the square-ring-shaped boss after the protective shell rotates, a flanging part is arranged on the square-ring-shaped boss, a plurality of sealing strips are arranged on the bottom surface of the first mounting groove, the flanging part can be pressed on the sealing strips, and a locking part penetrating through the square-ring-shaped boss is arranged on the peripheral side surface of the protective shell in a penetrating manner. The utility model can effectively prevent water and dust inside the light curtain machine.

Description

Waterproof dustproof light curtain machine

Technical Field

The utility model belongs to the technical field of light curtain equipment, and particularly relates to a waterproof and dustproof light curtain machine.

Background

The high-speed toll station needs to weigh passing vehicles, and the light curtain machine separates the vehicles when being used for the vehicle to weigh, is installed on toll station weigher both sides, and when the vehicle passes through, the light curtain is triggered, and output signal keeps always. And when the whole vehicle completely passes through the light curtain detection area, the signal is disconnected. Enabling the weighing system to calculate the weight of each vehicle. Most of the light curtain machines are used outdoors, and moisture and dust easily enter the light curtain machines, so that the normal work inside the light curtain machines is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a waterproof and dustproof light curtain machine which can effectively prevent water and dust inside the light curtain machine.

The technical scheme of the utility model is as follows:

a waterproof and dustproof light curtain machine comprises a host machine and a slave machine which are symmetrically arranged, wherein the host machine comprises a machine body and a light curtain emitting device, the slave machine comprises a machine body and a light curtain receiving device, the machine body comprises a bottom plate, an upright post and a protective shell, the upright post is fixed at the upper end of the bottom plate, the protective shell is hinged on the upright post, a light-transmitting plate capable of transmitting the light curtain is arranged on the protective shell, a first mounting groove is arranged on the protective shell, a square ring-shaped boss is arranged on one side surface of the upright post to form a second mounting groove, the first mounting groove can be covered outside the square ring-shaped boss after the protective shell rotates, the square ring-shaped boss is provided with a flanging part, the bottom surface of the first mounting groove is provided with a plurality of sealing strips, the flanging part can be pressed on the sealing strip, and a locking part penetrating through the square-ring-shaped boss is arranged on the peripheral side surface of the protective shell in a penetrating mode.

Furthermore, a plurality of the sealing strips are spliced end to end in sequence to form a square shape corresponding to the square ring-shaped boss, and the width of each sealing strip is larger than that of the flanging part.

Furthermore, be equipped with the opening on the bottom surface of bottom plate, open-ended all is provided with the connecting plate that extends to the stand all around, the bottom cover of stand just with connecting plate fixed connection outside the connecting plate, the bottom of stand is provided with the protection casing.

Furthermore, the square-ring-shaped boss and the protective shell are respectively provided with positioning holes corresponding to each other, the locking piece penetrates through the positioning holes, and the positioning holes are formed in a side face back to the hinged end of the protective shell.

Furthermore, the side of the upright column back to the square ring-shaped boss is provided with a louver air opening.

Furthermore, a buckle for limiting the connecting wire is arranged in the first mounting groove.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the square ring-shaped boss and the flanging part are arranged to protect the interior of the light curtain machine, the flanging part and the sealing strip are matched to play an effective waterproof and dustproof role, when water and dust permeate into the protective shell from a gap, the water and dust can firstly fall onto the peripheral surface of the square ring-shaped boss, the flanging part further plays a blocking role, and the sealing strip can prevent water vapor from entering the second mounting groove, so that the influence on the use of the light curtain machine is avoided.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention with the protective shell removed;

FIG. 3 is a front view of the present invention with the protective housing open;

FIG. 4 is a perspective view of the base plate of the present invention;

fig. 5 is a rear view of the present invention.

In the figure, the air inlet device comprises a base plate 1, a bottom plate 2, a stand column 3, a protective shell 4, a light-transmitting plate 5, a protective cover 6, a square ring-shaped boss 7, a flanging part 8, a sealing strip 9, a buckle 10, a connecting plate 11 and a louver air inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-5, a waterproof and dustproof light curtain machine comprises a host machine and a slave machine, wherein the host machine and the slave machine are symmetrically arranged, the host machine comprises a machine body and a light curtain emitting device, the slave machine comprises a machine body and a light curtain receiving device, the machine body comprises a bottom plate 1, a stand column 2 and a protective shell 3, the stand column 2 is fixed at the upper end of the bottom plate 1, the protective shell 3 is hinged on the stand column 2, the protective shell 3 and the stand column 2 can be hinged by hinges, the protective shell 3 is provided with a first mounting groove, a square ring-shaped boss 6 is arranged on one side surface of the stand column 2 to form a second mounting groove, the protective shell 3 can cover the first mounting groove outside the square ring-shaped boss 6 after rotating, a flanging part 7 is arranged on the square ring-shaped boss 6, a plurality of sealing strips 8 are arranged on the groove bottom surface of the first mounting groove, the flanging part 7 can be pressed on the sealing strips 8, a locking piece penetrating through the square ring-shaped boss 6 is arranged on the peripheral side surface of the protective shell 3 in a penetrating manner;

the light curtain emitting device and the light curtain receiving device are all conventional devices on the market, the light curtain emitting device is installed in the protective shell 3 on the machine body of the host machine, the light curtain receiving device is installed in the protective shell 3 on the machine body of the slave machine, and in order to meet the appearance of a light curtain, a light transmitting plate 4 capable of transmitting the light curtain is arranged on the protective shell 3;

when the scheme is adopted, after parts in a machine body are assembled, the protective shell 3 is closed, main parts and circuits such as a light curtain emitting device or a light curtain receiving device are positioned in the second mounting groove, the square ring type boss 6 is in contact with the sealing strip 8 to form a sealing structure, the parts in the second mounting groove are used for waterproof and dustproof seats, and particularly the light curtain emitting device or the light curtain receiving device is protected, so that the use safety is improved, the contact area between the flanging part 7 on the square ring type boss 6 and the sealing strip 8 is increased, and the sealing effect is further improved; when water seeps into the protective shell 3 from the gap, the water firstly drips onto the outer peripheral surface of the square ring-shaped boss 6, and the permeation water can be effectively prevented from entering the second mounting groove due to the arrangement of the turnover part, so that main parts are protected; on the other hand, thereby articulate protective housing 3 and realize protective housing 3's rotatable on stand 2, and then when needs overhaul, only need with protective housing 3 open the back can, conveniently observe the internal conditions, overhaul after close protective housing 3 and use the bolt fastening can, install again after conveniently overhauing and use.

In this embodiment, as shown in fig. 3, it is a plurality of 8 end to end splices in order for the square that corresponds with square ring type boss 6, the width of sealing strip 8 is greater than the width of turn-ups portion 7, makes the laminating effect of sealing strip 8 and turn-ups portion 7 better to sealed effect is better, and sealing strip 8 can reduce the impact when closing protective housing 3.

In this embodiment, as shown in fig. 4, be equipped with the opening on the bottom surface of bottom plate 1, open-ended all is provided with the connecting plate 10 that extends to stand 2 all around, stand 2's bottom cover just with connecting plate 10 fixed connection outside connecting plate 10, can use the bolt to pass stand 2 and connecting plate 10 from stand 2 global in proper order, then use nut and bolt cooperation to screw up in the opening, opening and connecting plate 10 set up and made things convenient for the fixed between stand 2 and the bottom plate 1, and can hide the nut and do benefit to the neat and artistic nature of structure, stand 2's bottom is provided with protection casing 5, but protective housing 3 can shelter from in the junction of stand 2 and bottom plate 1 and the nut department of bolt, increase the neat and artistic nature of structure.

In this embodiment, square ring type boss 6 with set up the locating hole that corresponds each other on the protecting sheathing 3 respectively, the retaining member runs through the locating hole, the locating hole sets up on the side of 4 hinged ends of protecting sheathing dorsad, and the retaining member specifically is the bolt, with locating hole threaded connection on bolt and the square ring type boss 6, the locating hole on the protecting sheathing 3 be its positioning action of unthreaded hole can, close protecting sheathing 3 after use the bolt screw up fixed can, and when needing to overhaul, can open protecting sheathing 3 after unscrewing the bolt and overhaul.

In this embodiment, as shown in fig. 5, a louver opening 11 is disposed on a side surface of the upright post 2 facing away from the square ring-shaped boss 6, and the louver opening 11 plays a role in dissipating heat.

In this embodiment, as shown in fig. 3, a buckle 9 for limiting the connection wire is arranged in the first mounting groove, and the buckle 9 is arranged in the sealing strip 8, so that the connecting wire is not pushed by the flanging part 7 when the protective casing 3 is closed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a waterproof dustproof light curtain machine, includes the host computer and the follow machine that the mutual symmetry in position set up, the host computer includes that organism and light curtain send the device, follow machine and include organism and light curtain receiving arrangement, its characterized in that: the organism includes bottom plate, stand, protecting sheathing, the stand is fixed in the bottom plate upper end, protecting sheathing articulates on the stand, be provided with the light-passing board that can see through the light curtain on protecting sheathing, first mounting groove has been seted up on the protecting sheathing, be provided with square ring type boss in order to form the second mounting groove on the side of stand, protecting sheathing can make first mounting groove cover outside square ring type boss after rotating, be provided with turn-over portion on the square ring type boss, be provided with a plurality of sealing strips on the tank bottom surface of first mounting groove, turn-over portion can press on the sealing strip, wear to be equipped with the retaining member that runs through square ring type boss on protecting sheathing's the week side.

2. The waterproof dustproof light curtain machine of claim 1, characterized in that: a plurality of the sealing strips are spliced end to end in sequence to form a square shape corresponding to the square ring-shaped boss, and the width of the sealing strips is larger than that of the flanging part.

3. The waterproof dustproof light curtain machine of claim 1, characterized in that: the bottom surface of the bottom plate is provided with an opening, the periphery of the opening is provided with a connecting plate extending towards the stand column, the bottom of the stand column covers the outside of the connecting plate and is fixedly connected with the connecting plate, and the bottom of the stand column is provided with a protective cover.

4. The waterproof dustproof light curtain machine of claim 1, characterized in that: the square-ring-shaped boss and the protective shell are respectively provided with positioning holes corresponding to each other, the locking piece penetrates through the positioning holes, and the positioning holes are formed in one side face back to the hinged end of the protective shell.

5. The waterproof dustproof light curtain machine of claim 1, characterized in that: the side of the upright post back to the square ring-shaped boss is provided with a shutter air port.

6. The waterproof dustproof light curtain machine of claim 1, characterized in that: and a buckle for limiting the connecting wire is arranged in the first mounting groove.

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