Fire-fighting electrical protection device

Abstract

The utility model discloses a fire-fighting electrical protection device which comprises a protection box, a side cover is connected to one side of the protection box through a hinge, ventilation openings are formed in the two sides of the protection box, an opening and closing mechanism is arranged on one side of the protection box, a fire extinguishing mechanism is fixedly connected to one side of the protection box, and the fire extinguishing mechanism is connected with the top of the protection box in an inserted mode. The opening and closing plate is fixedly connected to the outer wall of the rotating rod, the rotating rod penetrates through one side of the ventilation window, the worm gear is fixedly connected to one end of the connecting block, the connecting block is fixedly connected to one side of the protection box, and the worm is rotationally connected to the inner surface of the connecting block; the worm wheel is meshed with the worm, the worm penetrates through the bottom of the connecting block, and the rocker is fixedly connected to one end of the worm. The fire extinguishing device is easy to operate, guarantees timeliness and effectiveness of fire extinguishing, and can effectively avoid fire spreading while guaranteeing ventilation.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical protection technical field especially relates to a fire electrical protection device. BACKGROUND

[0002] The main purpose of the fire electrical protection device is to protect the safe operation of electrical equipment and circuit in emergency such as fire, prevent the electrical fault from causing greater fire and avoid the fire risk caused by electricity, and ensure the safety of personnel and property.

[0003] However, some conventional devices are difficult to operate in emergency, which affects the timeliness and effectiveness of fire extinguishing, and the ventilation window of the conventional device cannot be quickly closed, which may cause the risk of fire spreading. UTILITY MODEL CONTENT

[0004] The utility model discloses a fire electrical protection device to solve the shortcomings in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A fire electrical protection device, including the protection box, the protection box one side is connected with the side cover through the hinge, the protection box one side is provided with the opening and closing mechanism, the protection box one side is fixedly connected with the fire extinguishing mechanism, and the fire extinguishing mechanism is inserted with the protection box top, and the protection box both sides are provided with the ventilation opening.

[0007] As a further scheme of the utility model: the opening and closing mechanism includes, baffle, opening and closing plate, rotating rod, worm gear, connecting block, worm and rocker, and the baffle is fixedly connected to the ventilation window top.

[0008] As a further scheme of the utility model: the rotating rod is rotatably connected to the inner wall both sides of the ventilation window, the opening and closing plate is fixedly connected to the outer wall of the rotating rod, and the rotating rod penetrates one side of the ventilation, and the worm gear is fixedly connected to one end of the connecting block.

[0009] As a further scheme of the utility model: the connecting block is fixedly connected to one side of the protection box, the worm is rotatably connected to the inner surface of the connecting block, and the rocker is fixedly connected to one end of the worm.

[0010] As a further scheme of the utility model: the fire extinguishing mechanism includes support, fixed slot, tank, valve, pipeline and nozzle, and the support is fixedly connected to one side of the protection box.

[0011] As a further scheme of the utility model: the fixed slot is fixedly connected to the top of the support, the tank is fixedly connected to the inside of the fixed slot, and the valve is fixedly connected to the output end of the tank.

[0012] As a further scheme of the utility model: the pipeline is fixedly connected to the top of the valve, the nozzle is fixedly connected to one end of the pipeline, and the nozzle penetrates the top of the protection box.

[0013] Compared with the prior art, the utility model provides a fire-fighting electrical protection device with the following beneficial effects:

[0014] 1. The fire-fighting electrical protection device, the normal state opening and closing mechanism opens the ventilation window, so that the air in the protection box circulates, when a fire occurs in the protection box, the control opening and closing mechanism closes the ventilation window, and controls the fire extinguishing mechanism to spray dry powder in the protection box, so that the ventilation window can be quickly closed by the opening and closing mechanism, the external air is prevented from entering the protection box to the maximum extent, the fire is prevented from further expanding, and the fire extinguishing mechanism is controlled to spray dry powder in the protection box, so that the fire can be quickly and effectively suppressed and extinguished in the relatively closed space.

[0015] 2. The fire-fighting electrical protection device, when a fire occurs in the protection box, the rocker is manually rotated, the rocker drives the worm to rotate, and the rotation of the worm drives the worm gear to rotate, and the worm gear drives the rotating rod to rotate, so that the opening and closing plate rotates until the lower edge of the opening and closing plate contacts the baffle, so that the ventilation window can be quickly and stably closed, the air flow is effectively prevented, favorable conditions are created for fire extinguishing, and the opening and closing mechanism can be well matched with the fire extinguishing mechanism, after the ventilation window is closed, the fire extinguishing mechanism can quickly spray the fire extinguishing agent into the relatively closed protection box, the fire extinguishing efficiency is improved, and the electrical equipment in the protection box is better protected.

[0016] 3. The fire-fighting electrical protection device, in the initial stage, the tank stores dry powder, carbon dioxide and the like required for fire extinguishing, when a fire occurs in the protection box, the valve is opened, under the push of the carbon dioxide pressure in the tank, the fire extinguishing agent flows along the pipeline and is finally sprayed from the nozzle into the protection box and diffused in the protection box to cover the fire source to suppress the fire, so that the fire extinguishing agent is accurately delivered into the protection box by the pipeline and the nozzle, and is directly controlled by the valve, and the fire extinguishing efficiency is greatly improved.

[0017] The parts not involved in the device are the same as or can be realized by the prior art, the utility model has the advantages of simple structure and convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A front view of a fire-fighting electrical protection device is provided for the utility model;

[0019] Figure 2 A side view of a fire-fighting electrical protection device is provided for the utility model;

[0020] Figure 3 A structure schematic view of the opening and closing mechanism in the fire-fighting electrical protection device is provided in the utility model.

[0021] Figure 4 An enlarged detail view of the opening and closing mechanism in the fire-fighting electrical protection device is provided in the utility model.

[0022] Figure 5 A structure schematic view of the fire extinguishing mechanism in the fire-fighting electrical protection device is provided in the utility model.

[0023] In the figure: 1, protection box; 2, side cover; 3, opening and closing mechanism; 4, fire extinguishing mechanism; 301, baffle; 302, opening and closing plate; 303, rotating rod; 304, worm gear; 305, connecting block; 306, worm; 307, rocker; 401, support; 402, fixed groove; 403, tank; 404, valve; 405, pipeline; 406, nozzle. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] In the description of the utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0026] In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, set, or it can be detachably connected, set, or integrally connected, set. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0027] A fire-fighting electrical protection device, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, including the protection box 1, the protection box 1 side through the hinge is connected with the side cover 2, and the protection box 1 both sides are provided with ventilation openings, the protection box 1 side is provided with opening and closing mechanism 3, the protection box 1 side is fixedly connected with fire extinguishing mechanism 4, and the fire extinguishing mechanism 4 is inserted with the top of the protection box 1.

[0028] The opening and closing mechanism 3 opens the ventilation window in the normal state, so that the air in the protection box 1 flows, when the fire occurs in the protection box 1, the control opening and closing mechanism 3 closes the ventilation window, and controls the fire extinguishing mechanism 4 to spray dry powder in the protection box 1, thereby, the opening and closing mechanism 3 can quickly close the ventilation window, maximize the prevention of external air into the protection box 1, avoid the further expansion of the fire, and at the same time control the fire extinguishing mechanism 4 to spray dry powder in the protection box 1, which can quickly and effectively suppress and extinguish the fire in the relatively closed space.

[0029] In order to quickly close the ventilation window, as shown in Figure 3 and Figure 4 As shown, the opening and closing mechanism 3 includes, baffle 301, opening and closing plate 302, rotating rod 303, worm gear 304, connecting block 305, worm 306 and rocker 307, and the baffle 301 is fixedly connected to the top of the ventilation window, the rotating rod 303 is rotatably connected to the inner wall of the ventilation window, the opening and closing plate 302 is fixedly connected to the outer wall of the rotating rod 303, and the rotating rod 303 penetrates one side of the ventilation, and the worm gear 304 is fixedly connected to one end of the connecting block 305, the connecting block 305 is fixedly connected to one side of the protection box 1, the worm 306 is rotatably connected to the inner surface of the connecting block 305, and the worm gear 304 is engaged with the worm 306, and the worm 306 penetrates the bottom of the connecting block 305, and the rocker 307 is fixedly connected to one end of the worm 306.

[0030] When the fire occurs in the protection box 1, the rocker 307 is manually rotated, the rocker 307 drives the worm 306 to rotate, and because the worm gear 304 is engaged with the connecting block 305, the rotation of the worm 306 drives the worm gear 304 to rotate, and the worm gear 304 drives the rotating rod 303 to rotate, so that the opening and closing plate 302 rotates until the lower edge of the opening and closing plate 302 contacts the baffle 301, thereby, the ventilation window can be quickly and stably closed, effectively preventing air flow, creating favorable conditions for fire extinguishing, and the opening and closing mechanism 3 can be well matched with the fire extinguishing mechanism 4, after closing the ventilation window, the fire extinguishing mechanism 4 can quickly spray fire extinguishing agent into the relatively closed protection box 1, improve the fire extinguishing efficiency, and better protect the electrical equipment in the protection box 1.

[0031] In order to extinguish the fire in the protection box 1, as shown in Figure 5As shown, the fire extinguishing mechanism 4 includes a bracket 401, a fixed groove 402, a tank 403, a valve 404, a pipeline 405 and a nozzle 406, and the bracket 401 is fixedly connected to one side of the protection box 1, the fixed groove 402 is fixedly connected to the top of the bracket 401, the tank 403 is fixedly connected to the inside of the fixed groove 402, the valve 404 is fixedly connected to the output end of the tank 403, the pipeline 405 is fixedly connected to the top of the valve 404, and the nozzle 406 is fixedly connected to one end of the pipeline 405 and penetrates through the top of the protection box 1.

[0032] In the initial stage, the tank 403 stores dry powder, carbon dioxide and the like required for fire extinguishing, when a fire occurs in the protection box 1, the valve 404 is opened, and under the push of the carbon dioxide pressure in the tank 403, the carbon dioxide enters the pipeline 405 through the valve 404.

[0033] The fire extinguishing agent flows along the pipeline 405 and is finally sprayed out of the nozzle 406 into the protection box 1 and diffuses in the protection box 1 to cover the fire source to suppress the fire.

[0034] Working principle: the normal state opening and closing mechanism 3 opens the ventilation window to make the air in the protection box 1 circulate, when a fire occurs in the protection box 1, the control opening and closing mechanism 3 closes the ventilation window, and the fire extinguishing mechanism 4 sprays dry powder into the protection box 1.

[0035] When a fire occurs in the protection box 1, the rocker 307 is manually rotated, the rocker 307 drives the worm 306 to rotate, and since the worm wheel 304 is engaged with the connecting block 305, the rotation of the worm 306 drives the worm wheel 304 to rotate, and the worm wheel 304 drives the rotating rod 303 to rotate, so that the opening and closing plate 302 rotates until the lower edge of the opening and closing plate 302 contacts the baffle 301.

[0036] In the initial stage, the tank 403 stores dry powder, carbon dioxide and the like required for fire extinguishing, when a fire occurs in the protection box 1, the valve 404 is opened, and under the push of the carbon dioxide pressure in the tank 403, the carbon dioxide enters the pipeline 405 through the valve 404.

[0037] The fire extinguishing agent flows along the pipeline 405 and is finally sprayed out of the nozzle 406 into the protection box 1 and diffuses in the protection box 1 to cover the fire source to suppress the fire.

[0038] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A fire protection electrical protection device comprising a protection box (1), characterized in that, The protection box (1) is connected with a side cover (2) on one side through a hinge, the protection box (1) is provided with an opening and closing mechanism (3) on one side, the protection box (1) is fixedly connected with a fire extinguishing mechanism (4) on one side, the fire extinguishing mechanism (4) is inserted with the top of the protection box (1), and ventilation openings are formed in the two sides of the protection box (1).

2. A fire protection electrical protection device according to claim 1, characterised in that, The opening and closing mechanism (3) comprises a baffle (301), an opening and closing plate (302), a rotating rod (303), a worm gear (304), a connecting block (305), a worm (306) and a rocker (307), and the baffle (301) is fixedly connected to the top of the ventilation window.

3. A fire protection electrical protection device according to claim 2, characterised in that, The rotating rod (303) is rotatably connected to the inner walls of the ventilation window, the opening and closing plate (302) is fixedly connected to the outer wall of the rotating rod (303), the rotating rod (303) penetrates through one side of the ventilation window, and the worm gear (304) is fixedly connected to one end of the connecting block (305).

4. A fire protection electrical protection device according to claim 2, characterised in that, The connecting block (305) is fixedly connected to one side of the protection box (1), the worm (306) is rotatably connected to the inner surface of the connecting block (305), and the rocker (307) is fixedly connected to one end of the worm (306).

5. A fire protection electrical protection device according to claim 1, wherein, The fire extinguishing mechanism (4) comprises a bracket (401), a fixed groove (402), a tank (403), a valve (404), a pipeline (405) and a nozzle (406), and the bracket (401) is fixedly connected to one side of the protection box (1).

6. A fire protection electrical protection device according to claim 5, characterised in that, The fixed groove (402) is fixedly connected to the top of the bracket (401), the tank (403) is fixedly connected to the inside of the fixed groove (402), and the valve (404) is fixedly connected to the output end of the tank (403).

7. A fire protection electrical protection device according to claim 5, wherein, The pipeline (405) is fixedly connected to the top of the valve (404), the nozzle (406) is fixedly connected to one end of the pipeline (405), and the nozzle (406) penetrates through the top of the protection box (1).

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