High-voltage electric fire extinguishing device

Abstract

The utility model discloses a high-pressure electric fire extinguishing device which comprises a fire extinguisher, a back frame, a pressurizing gas cylinder, a tee joint, an insulating hollow guide pipe, a spray head and a pressing mechanism. The fire extinguisher and the pressurizing gas cylinder are detachably installed on the back frame, and the output end of the fire extinguisher is connected with one input end of the tee joint through a first high-pressure-resistant hose; the output end of the pressurizing gas cylinder is connected with the other input end of the tee joint through a second high-pressure-resistant hose, and the output end of the tee joint is connected with the nozzle through an insulating hollow guide pipe. The fire extinguisher is pressed through the pressing mechanism to release dry powder, the dry powder of the fire extinguisher enters the first high-pressure-resistant hose, the tee joint and the insulating hollow guide pipe and is finally sprayed out through the spray head, and pressure gas in the pressurizing gas cylinder enters the second high-pressure-resistant hose, the tee joint, the insulating hollow guide pipe and the spray head, so that the spray range of the dry powder is increased; the fire extinguishing device can conveniently, safely and quickly extinguish fire of wires and transformers at high positions.

Description

Technical Field

[0001] The utility model relates to the technical field of fire extinguishing devices, in particular to a high-voltage electric fire extinguishing device. Background Art

[0002] Fire extinguishers are currently the most widely used fire-fighting equipment. They have the advantages of small size and ease of use. However, the spray range of a single fire extinguisher is limited. When dealing with fires in high-altitude electric wires and transformers, they are powerless and have low fire-fighting effectiveness. They cannot put out the fire safely and quickly, so it is necessary to make improvements.

[0003] It should be noted that the above contents belong to the technical knowledge of the inventor and do not necessarily constitute prior art. Utility Model Content

[0004] Based on this, it is necessary to provide a high-voltage electric fire extinguishing device to address the above technical problems.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a high-voltage electric fire fighting device, including a fire extinguisher, and also including a back frame, a booster gas cylinder, a tee, an insulating hollow conduit, a nozzle, and a pressing mechanism. The fire extinguisher and the booster gas cylinder can be detachably installed on the back frame, the output end of the fire extinguisher is connected to one of the input ends of the tee through a first high-pressure resistant hose, the output end of the booster gas cylinder is connected to the other input end of the tee through a second high-pressure resistant hose, and the output end of the tee is connected to the nozzle through the insulating hollow conduit; the pressing mechanism includes a hand pressing lever, a connecting rod, and a fire extinguishing pressing lever. The hand pressing lever and the fire extinguishing pressing lever are both rotatably installed on the back frame, the lower end of the connecting rod is movably connected to the hand pressing lever, the upper end of the connecting rod is hinged to the fire extinguishing pressing lever, and the fire extinguishing pressing lever is cooperatively arranged with the head of the fire extinguisher.

[0006] Preferably, the back frame includes vertical poles, side horizontal vertical poles, rear end horizontal vertical poles, front end horizontal curved poles and a bottom plate, four vertical poles are arranged and distributed in a rectangular shape, the vertical poles are fixedly mounted on the bottom plate, the side horizontal vertical poles, rear end horizontal vertical poles and front end horizontal curved poles are all fixedly connected to the vertical poles, the side horizontal vertical poles are located on both sides above the bottom plate, the rear end horizontal vertical poles are located at the rear end of the bottom plate, the front end horizontal curved poles are located at the front end of the bottom plate, and the front end horizontal curved poles are arc-shaped poles; two shoulder straps are installed between the front end horizontal curved poles and the bottom plate.

[0007] Preferably, a universal wheel is installed at the lower end of the base plate.

[0008] Preferably, a first card seat and a second card seat are fixed on the bottom plate, the fire extinguisher is installed in the first card seat, and the pressurized gas cylinder is installed in the second card seat.

[0009] Preferably, the fire extinguisher is fixed to the back frame by a first strap, and the pressurized gas cylinder is fixed to the back frame by a second strap.

[0010] Preferably, a first mounting seat is installed on one of the side horizontal rods, a first hinge shaft is installed on the first mounting seat, and a hand pressing lever is hinged to the first hinge shaft; a second mounting seat is installed on the rear end horizontal rod, a second hinge shaft is installed on the second mounting seat, and the fire extinguishing pressing lever is hinged to the second hinge shaft; a torsion spring is mounted on the second hinge shaft, one end of the torsion spring is connected to the second mounting seat, and the other end is connected to the second hinge shaft; a movable opening is opened on the hand pressing lever, and the lower end of the connecting rod is slidably connected to the movable opening.

[0011] Preferably, the fire extinguisher is a dry powder fire extinguisher, and the pressurized gas cylinder is a positive pressure air respirator cylinder.

[0012] The beneficial effects of the technical solution are as follows: by pressing the hand pressing lever, the fire extinguishing pressing lever is driven to press the head of the fire extinguisher, so that the fire extinguisher releases dry powder, and the dry powder of the fire extinguisher enters the first high-pressure resistant hose, the tee, and the insulating hollow conduit, and is finally sprayed out by the nozzle, and the pressurized gas in the booster gas cylinder enters the second high-pressure resistant hose, the tee, the insulating hollow conduit, and the nozzle, thereby increasing the spray range of the dry powder, which can facilitate safe and rapid fire extinguishing of fires in high-place electric wires and transformers. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0014] Figure 2 A top view of an embodiment of the utility model;

[0015] In the figure, 1, fire extinguisher; 2, backpack; 3, pressurized gas cylinder; 4, tee; 5, insulated hollow conduit; 6, nozzle; 7, pressing mechanism; 8, first high-pressure resistant hose; 9, second high-pressure resistant hose; 10, hand pressing lever; 11, connecting rod; 12, fire extinguishing pressing lever; 13, vertical pole; 14, side horizontal and vertical rods; 15, rear end horizontal and vertical rods; 16, front end horizontal curved rod; 17, bottom plate; 18, shoulder strap; 19, universal wheel; 20, first card seat; 21, second card seat; 22, first strap; 23, second strap; 24, first mounting seat; 25, first hinge shaft; 26, machine head; 27, second mounting seat; 28, second hinge shaft; 29, torsion spring; 30, movable mouth. DETAILED DESCRIPTION

[0016] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0017] See also Figure 1 and Figure 2 , the embodiment of the present application provides a high-voltage electric fire fighting device, including a fire extinguisher 1, and also including a back frame 2, a pressurized gas cylinder 3, a tee 4, an insulating hollow conduit 5, a nozzle 6, and a pressing mechanism 7. The fire extinguisher 1 is a dry powder fire extinguisher 1, and the pressurized gas cylinder 3 is a positive pressure air respirator cylinder. The pressurized gas cylinder 3 stores pressurized gas, which can be air, nitrogen or argon. By opening the valve on the pressurized gas cylinder 3, the pressurized gas in the pressurized gas cylinder 3 can be released; the insulating hollow conduit 5 is made of insulating material, such as PVC; the fire extinguisher 1 and the pressurized gas cylinder 3 can be detachably installed on the back frame 2, the output end of the fire extinguisher 1 is connected to one of the input ends of the tee 4 through a first high-pressure resistant hose 8, the output end of the pressurized gas cylinder 3 is connected to the other input end of the tee 4 through a second high-pressure resistant hose 9, and the output end of the tee 4 is connected to the nozzle 6 through the insulating hollow conduit 5; the tee 4 uses a Y-shaped tee to reduce resistance and facilitate high-pressure gas to pressurize the dry powder;

[0018] The pressing mechanism 7 includes a hand pressing lever 10, a connecting rod 11, and a fire extinguishing pressing lever 12. The hand pressing lever 10 and the fire extinguishing pressing lever 12 are both rotatably mounted on the back frame 2. The lower end of the connecting rod 11 is movably connected to the hand pressing lever 10. The connecting rod 11 is L-shaped. The upper end of the connecting rod 11 is hinged to the fire extinguishing pressing lever 12. The fire extinguishing pressing lever 12 is matched with the head 26 of the fire extinguisher 1. Specifically, a first mounting seat 24 is mounted on one of the side horizontal bars 14, a first hinge shaft 25 is mounted on the first mounting seat 24, and the hand pressing lever 10 is hinged to the first hinge shaft 25; a second mounting seat 27 is mounted on the rear end horizontal bar 15, a second hinge shaft 28 is mounted on the second mounting seat 27, and the fire extinguishing pressing lever 12 is hinged to the second hinge shaft 28; a torsion spring 29 is mounted on the second hinge shaft 28, one end of the torsion spring 29 is connected to the second mounting seat 27, and the other end is connected to the second hinge shaft 28; a movable opening 30 is provided on the hand pressing lever 10, and the lower end of the connecting rod 11 is slidably connected to the movable opening 30. The first hinge shaft 25 is located in the middle of the hand pressing lever 10, and the second hinge shaft 28 is located in the middle of the fire extinguishing pressing lever 12. The middle of the hand pressing lever 10 and the fire extinguishing pressing lever 12 are used as the rotation center to form a lever structure;

[0019] When extinguishing a fire, hold the insulating hollow conduit with the nozzle 6 facing the fire point, and press one end of the hand pressing lever 10 to drive the connecting rod 11 and the fire extinguishing pressing lever 12 to move. The fire extinguishing pressing lever 12 presses the head 26 of the fire extinguisher 1, so that the fire extinguisher 1 releases dry powder. The dry powder of the fire extinguisher 1 enters the first high-pressure resistant hose 8, the tee 4, and the insulating hollow conduit 5, and is finally sprayed out by the nozzle 6. The pressurized gas in the booster gas cylinder 3 enters the second high-pressure resistant hose 9, the tee 4, the insulating hollow conduit 5, and the nozzle 6, thereby increasing the spray range of the dry powder, which can facilitate safe and rapid fire extinguishing of high-altitude electric wires and transformers.

[0020] In a preferred embodiment, to facilitate the movement of the back frame 2, please refer to Figure 1 and Figure 2 The back frame 2 includes a vertical rod 13, a side horizontal vertical rod 14, a rear end horizontal vertical rod 15, a front end horizontal curved rod 16 and a bottom plate 17. The vertical rods 13 are arranged in four and are distributed in a rectangular shape. The vertical rods 13 are fixedly mounted on the bottom plate 17. The side horizontal vertical rods 14, the rear end horizontal vertical rods 15 and the front end horizontal curved rods 16 are all fixedly connected to the vertical rods 13. The side horizontal vertical rods 14 are located on both sides above the bottom plate 17, the rear end horizontal vertical rods 15 are located at the rear end of the bottom plate 17, the front end horizontal curved rod 16 is located at the front end of the bottom plate 17, and the front end horizontal curved rod 16 is an arc-shaped rod; two straps 18 are installed between the front end horizontal curved rod 16 and the bottom plate 17. By setting the front end horizontal curved rod 16 as an arc-shaped rod, when the back frame 2 is carried by the straps 18, it is convenient for the horizontal curved rod to fit the back of the human body.

[0021] And, universal wheels 19 are installed at the lower end of base plate 17. When the device needs to be moved over a long distance, the universal wheels 19 can be used to facilitate the movement of the back frame 2.

[0022] In order to facilitate the back frame 2 to stably carry the fire extinguisher 1 and the pressurized gas cylinder 3, a first clamping seat 20 and a second clamping seat 21 are fixed on the bottom plate 17. The fire extinguisher 1 is installed in the first clamping seat 20, and the pressurized gas cylinder 3 is installed in the second clamping seat 21. The first clamping seat 20 limits the downward and radial movement of the fire extinguisher 1. By lifting the fire extinguisher 1, the fire extinguisher 1 can be separated from the first clamping seat 20; the second clamping seat 21 limits the downward and radial movement of the pressurized gas cylinder 3. By lifting the pressurized gas cylinder 3, the fire extinguisher 1 can be separated from the second clamping seat 21;

[0023] In order to facilitate the detachable fixing of the fire extinguisher 1 and the pressurized gas cylinder 3 on the back frame 2, the fire extinguisher 1 is fixed to the back frame 2 by a first strap 22, and the pressurized gas cylinder 3 is fixed to the back frame 2 by a second strap 23. The fire extinguisher 1 can be released by removing the first strap 22, and the pressurized gas cylinder 3 can be released by removing the second strap 23.

[0024] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0025] The above embodiments only express several implementation methods of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A high voltage electric fire fighting device, comprising a fire extinguisher (1), characterized in that: The invention also comprises a back frame (2), a pressurized gas cylinder (3), a tee (4), an insulated hollow conduit (5), a nozzle (6), and a pressing mechanism (7). The fire extinguisher (1) and the pressurized gas cylinder (3) are detachably mounted on the back frame (2). The output end of the fire extinguisher (1) is connected to one of the input ends of the tee (4) via a first high-pressure resistant hose (8). The output end of the pressurized gas cylinder (3) is connected to the other input end of the tee (4) via a second high-pressure resistant hose (9). The output end of the tee (4) is connected to the other input end of the tee (4) via an insulated hose (1). The hollow conduit (5) is connected to the nozzle (6); the pressing mechanism (7) comprises a hand pressing lever (10), a connecting rod (11), and a fire extinguishing pressing lever (12); the hand pressing lever (10) and the fire extinguishing pressing lever (12) are both rotatably mounted on the back frame (2); the lower end of the connecting rod (11) is movably connected to the hand pressing lever (10); the upper end of the connecting rod (11) is hinged to the fire extinguishing pressing lever (12); and the fire extinguishing pressing lever (12) is arranged in cooperation with the head (26) of the fire extinguisher (1).

2. The high voltage electric fire extinguishing device according to claim 1, characterized in that: The back frame (2) comprises a vertical rod (13), a side horizontal rod (14), a rear end horizontal rod (15), a front end horizontal curved rod (16) and a bottom plate (17). The vertical rods (13) are arranged in four and are arranged in a rectangular shape. The vertical rods (13) are fixedly mounted on the bottom plate (17). The side horizontal rods (14), the rear end horizontal rods (15) and the front end horizontal curved rod (16) are all fixedly connected to the vertical rods (13). The side horizontal rods (14) are located on both sides above the bottom plate (17). The rear end horizontal rods (15) are located at the rear end of the bottom plate (17). The front end horizontal curved rod (16) is located at the front end of the bottom plate (17). The front end horizontal curved rod (16) is an arc-shaped rod. Two shoulder straps (18) are installed between the front end horizontal curved rod (16) and the bottom plate (17).

3. The high voltage electric fire extinguishing device according to claim 2, characterized in that: A universal wheel (19) is mounted on the lower end of the bottom plate (17).

4. The high voltage electric fire fighting device according to claim 3, characterized in that: A first card seat (20) and a second card seat (21) are fixed on the bottom plate (17); the fire extinguisher (1) is installed in the first card seat (20), and the pressurized gas cylinder (3) is installed in the second card seat (21).

5. The high voltage electric fire extinguishing device according to claim 4, characterized in that: The fire extinguisher (1) is fixed to the back frame (2) via a first binding strap (22), and the pressurized gas cylinder (3) is fixed to the back frame (2) via a second binding strap (23).

6. The high voltage electric fire extinguishing device according to claim 2, characterized in that: A first mounting seat (24) is mounted on one of the side transverse rods (14), a first hinge shaft (25) is mounted on the first mounting seat (24), and the hand pressing lever (10) is hinged to the first hinge shaft (25); a second mounting seat (27) is mounted on the rear end transverse rod (15), a second hinge shaft (28) is mounted on the second mounting seat (27), and the fire extinguishing pressing lever (12) is hinged to the second hinge shaft (28); a torsion spring (29) is sleeved on the second hinge shaft (28), one end of the torsion spring (29) is connected to the second mounting seat (27), and the other end is connected to the second hinge shaft (28); a movable opening (30) is opened on the hand pressing lever (10), and the lower end of the connecting rod (11) is slidably connected to the movable opening (30).

7. The high voltage electric fire extinguishing device according to claim 1, characterized in that: The fire extinguisher (1) is a dry powder fire extinguisher (1), and the pressurized gas cylinder (3) is a positive pressure air respirator gas cylinder.

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