High-pressure water mist fire extinguishing device

Abstract

The utility model relates to a high-pressure water mist fire extinguishing device. The high-pressure water mist fire extinguishing device comprises a water tank and a water mist spray gun communicated with the water tank, a water inlet pipe is arranged at the top of the water tank, and at least two trundles are arranged at the bottom of the water tank; two knapsack belts for carrying the water tank are arranged on the front surface, and a height-adjustable pull rod device is arranged on the back surface; the side face is provided with a hose connected with the interior of the water tank and the water mist spray gun. The trundles are arranged at the bottom of the water tank, the height-adjustable pull rod device is arranged on the back face of the water tank, the trundles facilitate carrying and carrying of the water tank, the length of the pull rod is adjustable, the pull rod adapts to the height of fire extinguishers, the fire extinguishers can pull the pull rod conveniently, the pull rod is matched with the trundles to move the water tank, and the burden of carrying and transferring the water tank of the fire extinguishers is relieved. When the backpack is pulled and carried, the back face of the water tank is close to the ground, and the backpack belt is prevented from falling on the ground and being rubbed with the ground.

Description

TECHNICAL FIELD

[0001] The utility model belongs to fire extinguishing device technical field, especially, relate to a high pressure water mist fire extinguishing device. BACKGROUND

[0002] Fire extinguishing device refers to when having burning object, can timely block the burning object, can timely prevent the combustion of fire source, and can reduce the damage of fire source to surrounding articles to the greatest extent, thereby guaranteeing safety, high pressure water mist fire extinguishing is the fine water mist of high pressure water through high pressure water mist nozzle to extinguish fire automatic fire protection measure, because fine water mist droplet diameter is very small, relative same volume of water, its surface area increases greatly, thereby enhancing the heat exchange efficiency, has very good cooling effect.

[0003] Traditional high pressure water mist fire extinguishing device is relatively large, and the fire extinguishing space needs to be relatively high, which is not conducive to small space use, and further develops a backpack type fire extinguishing device, which can be used in narrow space, but needs to be carried all the time when carrying it to the scene, which is inconvenient to carry. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a high pressure water mist fire extinguishing device to solve the technical problems in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is:

[0006] A high pressure water mist fire extinguishing device comprises a water tank and a water mist spray gun connected with the water tank.

[0007] The top of the water tank is provided with a water inlet pipe, and the bottom is provided with at least two casters; the front surface is provided with two backpack straps for carrying the water tank, and the back surface is provided with a height-adjustable pull rod device; the side surface is provided with a hose connected with the inside of the water tank and the water mist spray gun respectively.

[0008] As a further improvement of the utility model, the pull rod device comprises an inner sleeve and an outer sleeve from top to bottom; the inner sleeve is in the shape of T, comprising a horizontal rod and a vertical rod, and an adjusting assembly is arranged in the inner sleeve, and the lower part is in sliding connection with the inner part of the outer sleeve; the outer sleeve is connected with the back surface of the water tank, and a plurality of vertical positioning holes are arranged on the side surface of the outer sleeve.

[0009] The adjusting assembly comprises a button, a pressing plate, two supporting springs, a long rod and a square head pin; the top of the button passes through the top of the horizontal rod, and the bottom is connected with the top of the pressing plate; the bottom of the pressing plate is connected with the upper parts of the two supporting springs respectively, and the lower parts of the two supporting springs are connected with the inner bottom of the horizontal rod; the middle part of the bottom is connected with the top of the long rod, the long rod is located inside the vertical rod, and two sliding rods are arranged on the front and back sides of the bottom of the long rod; sliding blocks are arranged on the corresponding surfaces of the two sliding rods;

[0010] The bottom of the square head pin is in contact with the inner bottom of the vertical rod, and inclined sliding grooves are arranged on the front and back surfaces of the square head pin, and the sliding blocks are slidably arranged in the sliding grooves; connecting springs and positioning pins are arranged on the left and right surfaces of the square head pin respectively, the end of the connecting spring is connected with the inner sleeve, and the positioning pin passes through the side wall of the inner sleeve and is buckled with the positioning hole.

[0011] As a further improvement of the utility model, the bottom of the long rod is provided with a limiting plate, and the limiting plate is in contact with the inner wall of the inner sleeve.

[0012] As a further improvement of the utility model, the caster is close to the back surface of the water tank.

[0013] As a further improvement of the utility model, one end of the hose is connected with a pressure pump, and the pressure pump is connected with the inside of the water tank.

[0014] As a further improvement of the utility model, a limiting groove is arranged on the side surface of the water tank, and the recess of the limiting groove faces upwards;

[0015] A clamping plate that is matched with the limiting groove is arranged on the water mist spray gun, the clamping plate is in the shape of '┐', the horizontal part of the clamping plate is connected with the water mist spray gun, and the vertical part is used for buckling in the recess.

[0016] As a further improvement of the utility model, two casters are arranged.

[0017] The above technical scheme has the following beneficial effects:

[0018] The bottom of the water tank is provided with a caster, and the back surface is provided with a height-adjustable pull rod device, the caster is convenient for carrying and transporting the water tank, the length of the pull rod is adjustable, the height of the pull rod is suitable for the height of the fire extinguishing personnel, the pull rod is convenient for the fire extinguishing personnel to pull, and the water tank is moved in cooperation with the caster, so that the burden of the fire extinguishing personnel for transporting and shifting the water tank is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0020] Figure 2 Another angle of the three-dimensional structure of the utility model is shown in the figure;

[0021] Figure 3 The utility model Figure 1 is an enlarged view of A;

[0022] Figure 4 The utility model is a sectional view of the pull rod device;

[0023] Figure 5 The utility model is a partial structure explosion drawing of the pull rod device;

[0024] Marked in the figure: 1 water tank, 2 water mist spray gun, 3 water inlet pipe, 4 trundle, 5 backpack belt, 6 hose, 7 inner sleeve, 8 outer sleeve, 9 horizontal rod, 10 vertical rod, 11 positioning hole, 12 button, 13 pressing plate, 14 supporting spring, 15 long rod, 16 square head pin, 17 sliding rod, 18 sliding block, 19 sliding groove, 20 connecting spring, 21 positioning pin, 22 limiting plate, 23 limiting groove, 24 recess, 25 clamping plate, 26 fixing seat. DETAILED DESCRIPTION

[0025] In order to better understand the purpose, structure and function of the utility model, the utility model is described clearly and completely below in combination with the drawings.

[0026] As Figures 1-5 shown in the figure, a high-pressure water mist fire extinguishing device includes: a water tank 1 and a water mist spray gun 2 communicated with the water tank 1. The top of the water tank 1 is provided with a water inlet pipe 3 for injecting water into the water tank 1 to extinguish fire. The front of the water tank 1 is provided with two backpack belts 5 for carrying the water tank 1, which is convenient for personnel to carry the water tank 1 during fire extinguishing operation. The bottom of the water tank 1 is provided with at least two trundles 4, and the back is provided with a height-adjustable pull rod device. The trundle 4 is convenient for carrying and transporting the water tank 1, and the length of the pull rod is adjustable, which is suitable for the height of the fire extinguishing personnel and is convenient for the fire extinguishing personnel to pull and move the water tank 1 in cooperation with the trundle 4. Further, the trundle 4 is close to the back of the water tank 1 and is on the same side of the pull rod device. When pulling and transporting, the back of the water tank 1 is close to the ground, avoiding the backpack belt 5 from falling on the ground and rubbing with the ground. In addition, the trundle 4 is a brake trundle 4, and the manufacturing material is light in quality. Two trundles 4 are arranged.

[0027] The side of the water tank 1 is provided with a hose 6 connected with the inside of the water tank 1 and the water mist spray gun 2 respectively, and one end of the hose 6 is connected with a pressurizing pump connected with the inside of the water tank 1, and the spray head of the water mist spray gun 2 adopts a high-pressure fine water mist spray head. In order to prevent the water mist spray gun 2 from falling, the side of the water tank 1 is provided with a limiting groove 23, and the groove 24 of the limiting groove 23 faces upward, as shown in Figure 1 and Figure 3 The water mist spray gun 2 is provided with a clamping plate 25 matched with the limiting groove 23, and the clamping plate 25 is in the shape of “┐”, the horizontal part is connected with the water mist spray gun 2, and the vertical part is used for buckling in the groove 24. The vertical part is matched with the groove 24 with a small gap, preventing the water mist spray gun 2 from coming out, and when used, the water mist spray gun 2 can be taken out by lifting it upward, and the fire extinguishing operation is carried out.

[0028] As shown in Figure 4 and Figure 5 The pull rod device includes an inner sleeve 7 and an outer sleeve 8 from top to bottom; the inner sleeve 7 is in the shape of “T” and includes a horizontal rod 9 and a vertical rod 10, and the inside of the inner sleeve 7 is provided with an adjusting assembly, and the lower part is in sliding connection with the inside of the outer sleeve 8; the outer sleeve 8 is connected with the back of the water tank 1, and the side of the outer sleeve 8 is provided with a plurality of vertical positioning holes 11;

[0029] The adjusting assembly includes a button 12, a pressing plate 13, two supporting springs 14, a long rod 15 and a square head pin 16; the top of the button 12 penetrates through the top of the horizontal rod 9, and the bottom is connected with the top of the pressing plate 13; the bottom of the pressing plate 13 is connected with the upper parts of the two supporting springs 14 respectively, the lower parts of the two supporting springs 14 are connected with the inner bottom of the horizontal rod 9; the middle part of the bottom is connected with the top of the long rod 15, the long rod 15 is located in the inside of the vertical rod 10, and the front and back sides of the bottom of the long rod 15 are both provided with two sliding rods 17, and the corresponding surfaces of the two sliding rods 17 are both provided with sliding blocks 18;

[0030] The bottom of the square head pin 16 is in contact with the inner bottom of the vertical rod 10, and the front and back surfaces of the square head pin 16 are provided with inclined sliding grooves 19, and the inclination angle inclines from one end close to the positioning hole 11 to the other end, and the sliding groove 19 is provided with the sliding block 18 sliding in the inside of the sliding groove 19; the left and right surfaces of the square head pin 16 are respectively provided with a connecting spring 20 and a positioning pin 21, the end of the connecting spring 20 is connected with the inner sleeve 7, and the positioning pin 21 penetrates through the side wall of the inner sleeve 7 and is used for buckling with the positioning hole 11.

[0031] Press the button 12, drive the pressing plate 13 and the long rod 15 to move downward, the slider 18 on the slide rod 17 also moves downward, relative sliding with the slide groove 19 is generated, in turn drive the square head pin 16 to move to the direction of the connecting spring 20, the positioning pin 21 is from the positioning hole 11 and is released, simultaneously, lift the cross rod 9 to the appropriate position upwardly.Meanwhile, release the button 12, under the elastic restoring force of the supporting spring 14 and the connecting spring 20, the button 12, the pressing plate 13, the long rod 15 and the slider 18 move upwardly, the square head pin 16 moves to the direction of the positioning hole 11, the positioning pin 21 is from the opposite positioning hole 11 and is penetrated, the relative position of the inner sleeve 7 and the outer sleeve 8 is fixed.To prevent the long rod 15 from deviating in the direction of upward and downward movement, the bottom of the long rod 15 is provided with the limiting plate 22, the limiting plate 22 is in contact with the inner wall of the inner sleeve 7, and the limiting plate 22 plays a limiting role;The square head pin 16 is externally provided with the fixed seat 26, the fixed seat 26 is fixedly connected with the inner sleeve 7, and the fixed seat 26 is internally provided with a cavity for accommodating the left and right movement of the square head pin 16, and the upper portion is provided with two guide grooves matched with the slide rod 17, the guide grooves are communicated with the cavity, and the positioning pin 21 is buckled with the positioning hole 11 by penetrating the fixed seat 26 and the inner sleeve 7.

[0032] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model.In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model.Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A high pressure water mist fire extinguishing apparatus, characterized by: It includes: Water tank (1) and water mist spray gun (2) communicating with the water tank (1); The top of the water tank (1) is provided with a water inlet pipe (3), the bottom is provided with at least two casters (4); The front is provided with two backpack straps (5) for carrying the water tank (1), the back is provided with a height adjustable pull rod device; The side is provided with a hose (6) connected with the inside of the water tank (1) and the water mist spray gun (2) respectively.

2. A high pressure water mist fire suppression device according to claim 1, wherein: The pull rod device includes an inner sleeve (7) and an outer sleeve (8) from top to bottom; The inner sleeve (7) is "T" shaped, including horizontal bar (9) and vertical bar (10), which is provided with adjusting assembly inside, lower part is in sliding connection with the inside of the outer sleeve (8); The outer sleeve (8) is connected with the back of the water tank (1), and a plurality of vertical positioning holes (11) are arranged on the side of the outer sleeve (8); The adjusting assembly includes button (12), pressing plate (13), two supporting springs (14), long rod (15) and square head pin (16); The top of the button (12) penetrates the top of the horizontal bar (9), and the bottom is connected with the top of the pressing plate (13); The bottom of the pressing plate (13) is connected with the upper part of the two supporting springs (14) respectively, the lower part of the two supporting springs (14) is connected with the inner bottom of the horizontal bar (9); The bottom middle part is connected with the top of the long rod (15), the long rod (15) is located in the vertical bar (10), and the bottom of the long rod (15) is provided with two slide rods (17) on the front and back sides, and the corresponding surfaces of the two slide rods (17) are provided with slide blocks (18). The bottom of the square head pin (16) is in contact with the inner bottom of the vertical bar (10), and the front and back surfaces are provided with inclined sliding grooves (19), and the sliding grooves (19) are provided with the slide blocks (18) in sliding mode; The left and right surfaces of the square head pin (16) are respectively provided with connecting spring (20) and positioning pin (21), the end of the connecting spring (20) is connected with the inner sleeve (7), and the positioning pin (21) penetrates the side wall of the inner sleeve (7) and is used for buckling with the positioning hole (11).

3. A high pressure water mist fire suppression device according to claim 2, wherein: The bottom of the long rod (15) is provided with a limiting plate (22), and the limiting plate (22) is in contact with the inner wall of the inner sleeve (7).

4. A high pressure water mist fire suppression device according to claim 1, wherein: The caster (4) is close to the back of the water tank (1).

5. A high pressure water mist fire suppression device according to claim 1, wherein: One end of the hose (6) is connected with a pressure pump, and the pressure pump is connected with the inside of the water tank (1).

6. A high pressure water mist fire suppression device according to claim 1, wherein: The side of the water tank (1) is provided with a limiting groove (23), and the recess (24) of the limiting groove (23) faces upward; The water mist spray gun (2) is provided with a clamping plate (25) matched with the limiting groove (23), the clamping plate (25) is "┐" shaped, the horizontal part is connected with the water mist spray gun (2), and the vertical part is used for buckling in the recess (24).

7. A high pressure water mist fire suppression device according to claim 1, wherein: The caster (4) is provided with two.

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