Explosion-proof infrared sensing device

Abstract

The utility model discloses an explosion-proof infrared sensing device, which comprises an adjusting mechanism, a protective explosion-proof mechanism and a fixing mechanism, the adjusting mechanism comprises a spring, two ends of the spring are fixedly connected with mounting plates, the mounting plates are internally provided with chutes, the chutes are internally provided with sliding plates, one side of each sliding plate is fixedly connected with a mounting seat through screws, and the mounting seats are fixedly connected with the protective explosion-proof mechanism through screws. And one end of the mounting seat is fixedly connected with an explosion-proof frame through a screw. The positions of the two explosion-proof frames can be adjusted through the arrangement of the adjusting mechanism and sliding of the sliding plates in the sliding grooves, then the positions of the infrared transmitter and the infrared receiver are adjusted, different monitoring requirements are met, the explosion-proof frames are made of special materials and can bear explosion pressure possibly generated in the explosion-proof frames, and the explosion-proof frames are convenient to use. The explosion-proof infrared sensor is arranged in the explosion-proof frame to prevent explosion in environments containing flammable and explosive gas, dust and the like, two layers of tempered glass are arranged in each explosion-proof frame, on one hand, the infrared sensor can be protected, and on the other hand, the explosion-proof effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of infrared sensor devices, in particular to an explosion-proof infrared sensor device. Background Art

[0002] An infrared sensor is a device that uses infrared technology to detect specific objects or environmental changes. It mainly realizes its function by detecting infrared radiation emitted or reflected by objects. It uses infrared technology for detection and perception. It is usually composed of an infrared transmitter and a receiver. The transmitter emits infrared light of a specific wavelength. When the infrared light encounters an object, it is reflected back. The receiver receives the reflected infrared signal. By analyzing and processing the received signal, it can determine whether there is an object, the object's location, motion status and other information.

[0003] When it is necessary to detect a certain area, an infrared sensor device is generally used. Most of the current infrared sensor devices are used in specific areas. In places with explosion hazards, such as environments containing flammable and explosive gases, dust, etc., ordinary electronic equipment may cause explosions due to electric sparks, high temperatures, etc., and ordinary infrared sensor devices are prone to danger when used in specific areas and are not practical. Therefore, in order to solve the above problems, an explosion-proof infrared sensor device is proposed. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an explosion-proof infrared sensor device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an explosion-proof infrared sensing device, comprising an adjustment mechanism, a protective explosion-proof mechanism and a fixing mechanism, the adjustment mechanism comprising a spring, both ends of the spring being fixedly connected to a mounting plate, a slide groove being provided inside the mounting plate, a slide plate being provided inside the slide groove, one side of the slide plate being fixedly connected to a mounting seat by screws, one end of the mounting seat being fixedly connected to an explosion-proof frame by screws, an infrared sensor being fixedly installed inside the explosion-proof frame, tempered glass being fixedly connected to the inside of the explosion-proof frame, two infrared sensors being provided, respectively provided with an infrared transmitter and an infrared receiver.

[0006] Preferably, two explosion-proof frames are provided, and the slide plate is slidably connected to the slide groove. Because two explosion-proof frames are provided, an infrared transmitter is installed in one explosion-proof frame, and an infrared receiver is installed in the other explosion-proof frame.

[0007] Preferably, a ventilation groove is provided through the surface of the explosion-proof frame, and four tempered glasses are provided. Since two explosion-proof frames are provided, two layers of tempered glass are provided in each explosion-proof frame.

[0008] Preferably, a slot is provided inside the explosion-proof frame, and a cover is fixedly connected to the inside of the slot by screws. The slot makes it convenient to install and disassemble the infrared sensor when the cover is removed.

[0009] Preferably, the fixing mechanism includes a setting groove, and a top screw is provided inside the slide plate. The top screw is threadably connected to the slide plate, and the position of the infrared sensor can be adjusted by moving the slide plate in the slide groove.

[0010] Preferably, the setting groove is opened on the surface of the mounting plate, and the top screw is set inside the setting groove. The thread body of the top screw will pass through the setting groove and be screwed into the skateboard. When the screwing end of the top screw rests on the lower side of the mounting plate, the skateboard can be fixed in the slide groove.

[0011] Preferably, the upper and lower sides of the mounting plate are fixedly connected with fixing plates, and the surface of the fixing plate is penetrated by fixing holes, and there are a plurality of fixing holes, which are linearly and evenly distributed on the surface of the fixing plate.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] 1. The utility model can adjust the positions of the two explosion-proof frames and then adjust the positions of the infrared transmitter and receiver through the setting of the adjustment mechanism and the sliding of the slide in the slide groove to meet different monitoring needs. The explosion-proof frame is made of special materials and can withstand the explosion pressure that may be generated inside to prevent explosions in environments containing flammable and explosive gases, dust, etc. Each explosion-proof frame is provided with two layers of tempered glass, which can protect the infrared sensor on the one hand and also play an explosion-proof role on the other.

[0014] 2. The utility model has a slot inside the explosion-proof frame. When the infrared sensor needs to be installed or removed, the lower cover can be removed from the slot by screwing the screws, making it more convenient to install and remove the infrared sensor, and it is also more convenient to repair the infrared sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 This is a schematic structural diagram of the utility model facing the whole;

[0017] Figure 2 This is a schematic diagram of the overall structure of the utility model from below;

[0018] Figure 3 This is a schematic diagram of the structure of the utility model when viewed from above;

[0019] Figure 4 It is a schematic diagram of the overall structure of the utility model from the side.

[0020] In the figure: 1. Spring; 2. Mounting plate; 3. Slide groove; 4. Slide plate; 5. Mounting seat; 6. Explosion-proof frame; 7. Infrared sensor; 8. Tempered glass; 9. Ventilation groove; 10. Opening groove; 11. Cover plate; 12. Setting groove; 13. Top screw; 14. Fixing plate; 15. Fixing hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4 , the explosion-proof infrared sensing device includes an adjustment mechanism, a protective explosion-proof mechanism and a fixing mechanism. The adjustment mechanism includes a spring 1. Both ends of the spring 1 are fixedly connected to a mounting plate 2. A slide groove 3 is provided inside the mounting plate 2. A slide 4 is provided inside the slide groove 3. One side of the slide 4 is fixedly connected to a mounting seat 5 by a screw. One end of the mounting seat 5 is fixedly connected to an explosion-proof frame 6 by a screw. An infrared sensor 7 is fixedly installed inside the explosion-proof frame 6. The interior of the explosion-proof frame 6 is fixedly connected to a tempered glass 8. The explosion-proof frame 6 is provided with two, the slide 4 is slidably connected to the slide groove 3, and a ventilation groove 9 is provided on the surface of the explosion-proof frame 6. Four tempered glasses 8 are provided. The spring 1 in the adjustment mechanism is connected There are two mounting plates 2, each of which has a slide groove 3 inside, and a slidable slide plate 4 inside the slide groove 3. One side of the slide plate 4 is fixedly connected to the mounting seat 5 by a screw, and the mounting seat 5 is connected to the explosion-proof frame 6. By sliding the slide plate 4 in the slide groove 3, the positions of the two explosion-proof frames 6 can be adjusted, and then the positions of the infrared transmitter and receiver can be adjusted to meet different monitoring needs. The explosion-proof frame 6 is made of special materials and can withstand the explosion pressure that may be generated inside to prevent explosions in environments containing flammable and explosive gases, dust, etc. Two layers of tempered glass 8 are provided in each explosion-proof frame 6, which can protect the infrared sensor 7 on the one hand and also play an explosion-proof role on the other hand.

[0023] In one aspect of this embodiment, when the infrared sensor 7 needs to be installed or removed, the lower cover 11 can be removed from the slot 10 by unscrewing the screws, making it more convenient to install and remove the infrared sensor 7, and it is also more convenient to repair the infrared sensor 7. A ventilation slot 9 is opened through the surface of the explosion-proof frame 6 to ensure internal air circulation and prevent excessive temperature.

[0024] In one aspect of this embodiment, the setting groove 12 in the fixing mechanism is opened on the surface of the mounting plate 2. When the position of the slide plate 4 needs to be fixed, the top screw 13 is rotated so that the thread body of the top screw 13 passes through the setting groove 12 and is screwed into the slide plate 4. When the screwing end of the top screw 13 is against the lower side of the mounting plate 2, the slide plate 4 can be fixed in the slide groove 3, thereby fixing the position of the infrared sensor 7. When fixing the device, the screw can be screwed through the fixing hole 15 to the installation position, so that the device can be fixed and used by the fixing plate 14.

[0025] The working principle of the present invention is as follows: when the explosion-proof infrared sensor device is in use, the positions of the two infrared sensors 7 can be adjusted by bending, compressing and stretching the spring 1. After the adjustment, the screw is screwed through the fixing hole 15 to the installation position, so that the device can be fixed for use through the fixing plate 14. By sliding the slide plate 4 in the slide groove 3, the positions of the two explosion-proof frames 6 can be adjusted, and then the positions of the infrared transmitter and receiver can be adjusted to meet different monitoring needs. After the adjustment, the top screw 13 is rotated so that the thread body of the top screw 13 passes through the setting groove 12 and is screwed into the slide plate 4. When When the screwing end of the top screw 13 is against the lower side of the mounting plate 2, the slide plate 4 can be fixed in the slide groove 3, thereby fixing the position of the infrared sensor 7. The explosion-proof frame 6 is made of special materials and can withstand the explosion pressure that may be generated inside to prevent explosions in environments containing flammable and explosive gases, dust, etc. Each explosion-proof frame 6 is provided with two layers of tempered glass 8, which can protect the infrared sensor 7 on the one hand and also play an explosion-proof role on the other hand. A ventilation groove 9 is opened through the surface of the explosion-proof frame 6 to ensure internal air circulation and prevent excessive temperature. All electrical equipment in this solution are powered by batteries.

[0026] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An explosion-proof infrared sensor device, comprising an adjustment mechanism, an explosion-proof protection mechanism, and a fixing mechanism, characterized in that: The adjustment mechanism comprises a spring (1), both ends of the spring (1) are fixedly connected to a mounting plate (2), a slide groove (3) is provided inside the mounting plate (2), a slide plate (4) is provided inside the slide groove (3), one side of the slide plate (4) is fixedly connected to a mounting seat (5) by screws, one end of the mounting seat (5) is fixedly connected to an explosion-proof frame (6) by screws, an infrared sensor (7) is fixedly installed inside the explosion-proof frame (6), and a tempered glass (8) is fixedly connected inside the explosion-proof frame (6).

2. The explosion-proof infrared sensor device according to claim 1, characterized in that: Two explosion-proof frames (6) are provided, and the slide plate (4) is slidably connected to the slide groove (3).

3. The explosion-proof infrared sensor device according to claim 1, characterized in that: A ventilation groove (9) is provided through the surface of the explosion-proof frame (6), and four tempered glasses (8) are provided.

4. The explosion-proof infrared sensor device according to claim 1, characterized in that: A slot (10) is provided inside the explosion-proof frame (6), and a cover plate (11) is fixedly connected to the inside of the slot (10) by screws.

5. The explosion-proof infrared sensor device according to claim 1, characterized in that: The fixing mechanism comprises a setting groove (12), a top screw (13) is provided inside the slide plate (4), and the top screw (13) is threadedly connected to the slide plate (4).

6. The explosion-proof infrared sensor device according to claim 5, characterized in that: The setting groove (12) is opened on the surface of the mounting plate (2), and the top screw (13) is arranged inside the setting groove (12).

7. The explosion-proof infrared sensor device according to claim 1, characterized in that: The upper and lower sides of the mounting plate (2) are fixedly connected with fixing plates (14), and the surface of the fixing plate (14) is penetrated by fixing holes (15).

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