Device for detecting spraying area of fire extinguisher

Abstract

The utility model relates to the field of fire extinguishers, and discloses a fire-fighting fire extinguisher spraying area detection device, which comprises a detection plate, the detection plate is detachably arranged on the top surface of a base, an L-shaped plate is movably arranged above the base, a PLC is fixed on the front side of the base, a placement box is fixed on the inner bottom surface of the L-shaped plate, and the detection plate is detachably arranged on the bottom surface of the L-shaped plate. An L-shaped plate is fixed to the top surface of the base, a connecting plate is fixed to the inner wall of the L-shaped plate, a first hydraulic push rod is fixed to the bottom surface of the connecting plate, an extrusion plate is fixed to one end of a telescopic rod of the first hydraulic push rod, a camera is fixed to the inner wall of the L-shaped plate, and a display screen is fixed to the top surface of the base and electrically connected with the PLC. According to the automatic powder spraying device, powder on the detection plate can be automatically scanned and shot through the detection plate, the first hydraulic push rod, the extrusion plate, the camera and the display screen, the spraying area is accurately calculated through the PLC, manual visual inspection is not needed, and the detection accuracy and efficiency are remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fire extinguishers, in particular to a detection device for the spraying area of a fire extinguisher. Background Technique

[0002] A fire extinguisher is a portable fire-fighting tool. Chemical substances are placed inside the fire extinguisher to extinguish fires. Fire extinguishers are one of the common fire-fighting equipment and are stored in public places or where fires may occur. The ingredients filled in different types of fire extinguishers are different and are designed for different causes of fires. Attention must be paid during use to avoid counter-effects and dangers. As the main tool for fire rescue, a fire extinguisher can quickly extinguish fires in a small area. Therefore, it is particularly important to regularly detect the spraying range of the fire extinguisher.

[0003] Currently, when most detection devices for the spraying area of fire extinguishers are in use, usually the powder of the fire extinguisher is first sprayed onto a specific detection board, and then the staff observes it with the naked eye to evaluate the coverage area of the powder on the detection board. Therefore, there are the following disadvantages: the accuracy of visually measuring the spraying area is affected by the subjective judgment and experience level of the staff, it is difficult to ensure the objectivity and consistency of the measurement results, resulting in a large error in the measurement results and reducing the accuracy of the detection results. Content of the Utility Model

[0004] The purpose of the utility model is to provide a detection device for the spraying area of a fire extinguisher, so as to solve the problem that the accuracy of visually measuring the spraying area is affected by the subjective judgment and experience level of the staff, it is difficult to ensure the objectivity and consistency of the measurement results, resulting in a large error in the measurement results and reducing the accuracy of the detection results.

[0005] In order to achieve the above utility model purpose, the utility model adopts the following technical scheme: A detection device for the spraying area of a fire extinguisher, including a detection board, the detection board is detachably arranged on the top surface of a base, an L-shaped board is movably arranged above the base, a PLC controller is fixed on the front side of the base, a placement box is fixed on the inner bottom surface of the L-shaped board, a connecting board is fixed on the inner wall of the L-shaped board, a first hydraulic push rod is fixed on the bottom surface of the connecting board, one end of the telescopic rod of the first hydraulic push rod is fixed with a pressing board, a camera is fixed on the inner wall of the L-shaped board, the camera is electrically connected to the PLC controller, a display screen is fixed on the top surface of the base, and the display screen is electrically connected to the PLC controller.

[0006] Preferably, movable holes are respectively formed in the left and right outer walls of the placement box, second hydraulic push rods are respectively fixed to the left and right outer walls of the placement box, and two clamping plates are movably arranged inside the placement box. The outer sides of the two clamping plates are respectively fixedly connected to one ends of the expansion rods of the two second hydraulic push rods.

[0007] Preferably, a support plate is fixed to the top surface of the base, a third hydraulic push rod is fixedly connected to the rear side of the support plate, and one end of the expansion rod of the third hydraulic push rod is fixedly connected to the front side of the outer wall of the L-shaped plate.

[0008] Preferably, a sliding groove is formed in the top surface of the base, a sliding block is fixed to the bottom surface of the L-shaped plate, and the sliding block is slidably arranged in the sliding groove.

[0009] Preferably, baffles are respectively fixed to the left and right sides of the detection plate.

[0010] Preferably, two threaded grooves are formed in the top surface of the base, two fixing plates are fixed to the front side of the detection plate, threaded holes are respectively formed in the top surfaces of the two fixing plates, bolts are respectively threadedly connected in the two threaded holes, and the threaded ends of the two bolts are respectively threadedly connected to the interiors of the two threaded grooves.

[0011] Compared with the prior art, a fire extinguisher spraying area detection device adopting the above technical scheme has the following beneficial effects:

[0012] First, during use, through the detection plate, the first hydraulic push rod, the extrusion plate, the camera, and the display screen, it is beneficial to automatically scan and photograph the powder on the detection plate, and the PLC controller is used to accurately calculate the spraying area, without manual visual inspection, significantly improving the accuracy and efficiency of the detection;

[0013] Second, during use, by starting the second hydraulic push rod, the clamping plates can be moved left and right, and then the fire extinguisher inside the placement box can be clamped and fixed, improving the stability of the fire extinguisher during spraying and ensuring the reliability of the detection result. By starting the third hydraulic push rod, the L-shaped plate, the placement box, and the fire extinguisher can be moved back and forth, and then the spraying area detection at different distances can be adapted, enhancing the flexibility and application range of the device;

[0014] Third, during use, through the sliding groove and the sliding block, it is beneficial to limit the L-shaped plate and prevent the L-shaped plate from shifting, thereby improving the stability of the L-shaped plate during movement. Through the baffle, it is beneficial to block the splashed powder, reduce the diffusion of the powder, and keep the working environment clean. Through the fixing plate and the bolt, it is convenient for the staff to disassemble and assemble the detection plate, facilitating the staff to disassemble and replace the detection plate for cleaning or maintenance, ensuring the maintenance efficiency and service life of the equipment. Description of the Drawings

[0015] Figure 1 Schematic three-dimensional diagram of the embodiment.

[0016] Figure 2 Explosion diagram of the embodiment.

[0017] Figure 3 Explosion diagram of the placement box and clamping plate in the embodiment.

[0018] Figure 4 For the embodiment of Figure 2 Enlarged diagram at position A in

[0019] Figure 5 System block diagram of the embodiment.

[0020] In the figure: 1, detection plate; 2, base; 3, L-shaped plate; 4, placement box; 5, connecting plate; 6, first hydraulic push rod; 7, extrusion plate; 8, camera; 9, display screen; 10, movable hole; 11, second hydraulic push rod; 12, clamping plate; 13, support plate; 14, third hydraulic push rod; 15, sliding groove; 16, slider; 17, baffle; 18, threaded groove; 19, fixing plate; 20, threaded hole; 21, bolt. Detailed implementation manner

[0021] The following will combine with the attached drawings to make a detailed description of the preferred embodiments of the present utility model.

[0022] As Figures 1-5 shown, a fire extinguisher spraying area detection device includes a detection plate 1, the detection plate 1 is detachably arranged on the top surface of the base 2, an L-shaped plate 3 is movably arranged above the base 2, a PLC controller is fixed on the front side of the base 2, a placement box 4 is fixed on the inner bottom surface of the L-shaped plate 3, a connecting plate 5 is fixed on the inner wall of the L-shaped plate 3, a first hydraulic push rod 6 is fixed on the bottom surface of the connecting plate 5, one end of the telescopic rod of the first hydraulic push rod 6 is fixed with an extrusion plate 7, a camera 8 is fixed on the inner wall of the L-shaped plate 3, the camera 8 is electrically connected to the PLC controller, a display screen 9 is fixed on the top surface of the base 2, and the display screen 9 is electrically connected to the PLC controller.

[0023] In use, the staff first puts the fire extinguisher into the interior of the placement box 4, then starts the camera 8 and the display screen 9, and then starts the first hydraulic push rod 6, so that the extrusion plate 7 moves downward to squeeze and open the control rod of the fire extinguisher, so that the powder of the fire extinguisher is sprayed on the detection plate 1. At this time, the powder on the detection plate 1 is scanned and photographed by the camera 8 to obtain high-definition images or data, and the information is transmitted to the display screen 9 and the PLC controller. After the PLC controller calculates the spraying area, the information is transmitted to the display screen 9 to display the calculated spraying area result.

[0024] By means of the detection board 1, the first hydraulic push rod 6, the extrusion board 7, the camera 8, and the display screen 9, it is beneficial to automatically scan and photograph the powder on the detection board 1, and the PLC controller is used to accurately calculate the spraying area, eliminating the need for manual visual inspection, significantly improving the accuracy and efficiency of detection.

[0025] As Figures 1-3 shown, on the left and right outer walls of the placement box 4, movable holes 10 are respectively opened. On the left and right outer walls of the placement box 4, second hydraulic push rods 11 are respectively fixed. Inside the placement box 4, two clamping plates 12 are movably arranged, and the outer sides of the two clamping plates 12 are respectively fixedly connected to one end of the telescopic rods of the two second hydraulic push rods 11.

[0026] During use, by starting the second hydraulic push rod 11, the clamping plates 12 can be moved left and right, thereby being able to clamp and fix the fire extinguisher inside the placement box 4, improving the stability during the spraying of the fire extinguisher and ensuring the reliability of the detection results.

[0027] As Figure 1 、 Figure 2 and Figure 4 shown, on the top surface of the base 2, a support plate 13 is fixed. At the rear side of the support plate 13, a third hydraulic push rod 14 is fixedly connected. One end of the telescopic rod of the third hydraulic push rod 14 is fixedly connected to the front side outer wall of the L-shaped plate 3. On the top surface of the base 2, a sliding groove 15 is opened. At the bottom surface of the L-shaped plate 3, a slider 16 is fixed, and the slider 16 is slidably arranged in the sliding groove 15.

[0028] During use, by starting the third hydraulic push rod 14, the L-shaped plate 3, the placement box 4, and the fire extinguisher can be moved back and forth, thereby being able to adapt to the detection of spraying areas at different distances, enhancing the flexibility and application range of the device. Through the sliding groove 15 and the slider 16, it is beneficial to limit the L-shaped plate 3 and prevent the L-shaped plate 3 from shifting, thereby improving the stability of the L-shaped plate 3 during movement.

[0029] As Figure 1 、 Figure 2 and Figure 4 shown, on the left and right sides of the detection board 1, baffles 17 are respectively fixed. On the top surface of the base 2, two threaded grooves 18 are opened. On the front side of the detection board 1, two fixing plates 19 are fixed. On the top surfaces of the two fixing plates 19, threaded holes 20 are respectively opened. Two bolts 21 are respectively threadedly connected in the two threaded holes 20, and the threaded ends of the two bolts 21 are respectively threadedly connected to the interiors of the two threaded grooves 18.

[0030] In use, the baffle 17 is conducive to blocking the splashed powder, reducing the diffusion of the powder, and keeping the working environment clean. The fixing plate 19 and the bolt 21 facilitate the disassembly and assembly of the detection plate 1 by the staff, making it convenient for the staff to disassemble and replace the detection plate 1 for cleaning or maintenance, ensuring the maintenance efficiency and service life of the equipment.

[0031] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, making equivalent substitutions or changes, should be covered within the protection scope of the present invention.

Claims

1. A fire extinguisher spray area detection device, comprising a detection plate (1), wherein the detection plate (1) is detachably arranged on the top surface of a base (2), characterized in that: An L-shaped plate (3) is movably arranged above the base (2), a PLC controller is fixed on the front side of the base (2), a placement box (4) is fixed on the inner bottom surface of the L-shaped plate (3), a connecting plate (5) is fixed on the inner wall of the L-shaped plate (3), a first hydraulic push rod (6) is fixed on the bottom surface of the connecting plate (5), an extrusion plate (7) is fixed on one end of the telescopic rod of the first hydraulic push rod (6), a camera (8) is fixed on the inner wall of the L-shaped plate (3), the camera (8) is electrically connected to the PLC controller, and a display screen (9) is fixed on the top surface of the base (2), the display screen (9) is electrically connected to the PLC controller.

2. A fire extinguisher spraying area detection device according to claim 1, characterized in that: The left and right sides of the outer wall of the placement box (4) are respectively provided with movable holes (10); the left and right sides of the outer wall of the placement box (4) are respectively fixed with second hydraulic push rods (11); two clamping plates (12) are movably arranged inside the placement box (4); the outer sides of the two clamping plates (12) are respectively fixedly connected to one end of the telescopic rods of the two second hydraulic push rods (11).

3. A fire extinguisher spraying area detection device according to claim 2, characterized in that: A support plate (13) is fixed to the top surface of the base (2); a third hydraulic push rod (14) is fixedly connected to the rear side of the support plate (13); and one end of a telescopic rod of the third hydraulic push rod (14) is fixedly connected to the front side of the outer wall of the L-shaped plate (3).

4. A fire extinguisher spraying area detection device according to claim 3, characterized in that: The top surface of the base (2) is provided with a slide groove (15), and the bottom surface of the L-shaped plate (3) is fixed with a slider (16), and the slider (16) is slidably arranged in the slide groove (15).

5. A fire extinguisher spraying area detection device according to claim 1, characterized in that: Baffles (17) are respectively fixed on the left and right sides of the detection plate (1).

6. A fire extinguisher spraying area detection device according to claim 5, characterized in that: The top surface of the base (2) is provided with two threaded grooves (18), and the front side of the detection plate (1) is fixed with two fixing plates (19). The top surfaces of the two fixing plates (19) are respectively provided with threaded holes (20), and the two threaded holes (20) are respectively threadedly connected with bolts (21), and the threaded ends of the two bolts (21) are respectively threadedly connected with the internal threads of the two threaded grooves (18).

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