Multifunctional fire-fighting lance for fire fighting

Abstract

The utility model belongs to the technical field of fire-fighting water guns, and particularly relates to a multifunctional fire-fighting water gun for fire fighting. The water inlet end of a gun head is connected with a connecting sleeve, the gun head is connected and communicated with the connecting sleeve through an adjusting pipe, a plurality of water outlet holes used for spraying water flow are formed in the adjusting pipe, the inner walls of the water outlet holes are inclined, a reflecting plate of an annular structure is arranged on the gun head, and the reflecting plate is inclined. A plugging block used for plugging the water outlet hole is arranged in the adjusting pipe, a circulation hole communicated with the gun head is formed in the plugging block, and an adjusting assembly used for adjusting the plugging block to plug and unblock the water outlet hole is arranged on the adjusting pipe. The firefighter can be cooled and protected while the firefighter is extinguished.

Description

Technical Field

[0001] The utility model belongs to the technical field of fire-fighting water guns, in particular to a multifunctional fire-fighting water gun for fire-fighting. Background Art

[0002] Fire hoses are water-shooting tools for firefighting. When connected to a hose, they will spray dense and substantial water flows, with advantages such as long range and large water volume. According to different jet forms and characteristics, they can be divided into: direct current water guns, spray water guns, multi-use water guns, etc., among which direct current and spray water guns are commonly used. Fire hoses are connected to hoses, and firefighters aim the fire hoses at the flames and spray water to extinguish them. However, when the fire is too big, the flame temperature is high, and firefighters approaching the fire source are easily scalded or burned by the high temperature. The firefighting efficiency is low, and the firefighters themselves cannot be cooled and protected while extinguishing the fire. Utility Model Content

[0003] In view of the above deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a multifunctional fire hose for firefighting, which can cool down and protect firefighters while extinguishing fire.

[0004] The multifunctional fire-fighting water gun for firefighting includes a connecting sleeve connected to the water inlet end of the gun head, the gun head and the connecting sleeve are connected and communicated through an adjusting pipe, a plurality of water outlet holes for water spraying are opened on the adjusting pipe, the inner wall of the water outlet hole is inclined, a reflecting plate with a ring structure is arranged on the gun head, the reflecting plate is inclined, a sealing block for sealing the water outlet hole is arranged in the adjusting pipe, a flow hole connected and communicated with the gun head is opened on the sealing block, and an adjusting component for adjusting the sealing block to make the water outlet hole blocked and unobstructed is arranged on the adjusting pipe.

[0005] Furthermore, the adjustment component includes a slide groove opened in a circle on the side wall of the blocking block, a plurality of sliders fixed on the inner wall of the adjusting tube are arranged in the slide groove, an installation groove is opened on the adjusting tube, a fixing hole corresponding to the installation groove is opened on the fixing block, a fixing block is arranged in the fixing hole, the top of the fixing block is connected to the sliding plate on the outer wall of the adjusting tube, and a plurality of water outlet holes corresponding to the water outlet holes are opened on the blocking block.

[0006] Furthermore, a magnet is provided on the inner wall of the mounting groove.

[0007] Furthermore, a sealing layer is provided between the inside of the regulating tube and the blocking block.

[0008] Furthermore, the diameter of the pipe wall at the water outlet end of the regulating pipe gradually increases from small to large, and the pipe wall at the water outlet end of the regulating pipe is inclined.

[0009] Furthermore, a guide hole is provided on the inner wall of the flow hole, and the guide hole is in a trumpet shape with a gradually increasing diameter.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The utility model adjusts the position of the blocking block by adjusting the component, so that water flows out from the water outlet, and the sprayed water flows are rebounded by the reflecting plate and sprayed toward the firefighters, so as to cool down the firefighters or extinguish the fire and protect the personal safety of the firefighters. When the fire is extinguished or the temperature is lowered, the position of the blocking block can be adjusted again in the direction so that the water outlet is blocked again, so as to cool down the firefighters while extinguishing the fire. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 for Figure 1 A top view of

[0014] Figure 3 for Figure 1 Schematic diagram of the cross-sectional structure of AA;

[0015] The names of the components in the figure are: 1, gun head 2, reflector 3, sliding plate 4, fixing block 5, adjusting tube 6, connecting sleeve 7, blocking block 8, sliding block 9, water outlet 10, magnet 11, mounting groove. DETAILED DESCRIPTION

[0016] The present invention is further described below through specific embodiments in conjunction with the accompanying drawings, but the present invention is not limited thereto. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

[0017] Example 1

[0018] The multifunctional fire-fighting water gun described in this embodiment is as follows: Figure 1 , Figure 2 and Figure 3As shown, the water inlet end of the gun head 1 is connected with a connecting sleeve 6, and the gun head 1 and the connecting sleeve 6 are connected and communicated through an adjusting tube 5. A plurality of water outlet holes for water spraying are opened on the adjusting tube 5, and the inner wall of the water outlet hole is inclined. A reflecting plate 2 with a ring structure is arranged on the gun head 1, and the reflecting plate 2 is inclined. A blocking block 7 for blocking the water outlet hole is arranged in the adjusting tube 5, and a flow hole connected and communicated with the gun head 1 is opened on the blocking block 7. An adjusting component for adjusting the blocking block 7 to block and unblock the water outlet hole is arranged on the adjusting tube 5; the water inlet end of the gun head 1 is glued or welded to the water outlet end of the adjusting tube 5, and a connecting member is glued or welded on the water inlet end of the adjusting tube 5 The sleeve 6 is connected to the water hose through the connecting sleeve 6. The water flows into the regulating pipe 5 through the water hose and then sprays out from the gun head 1 to extinguish the flame. The regulating pipe 5 is provided with a plurality of water outlet holes. The inner wall of the water outlet hole is inclined. The water inlet end of the water outlet hole is close to the connecting sleeve 6, and the water outlet end of the water outlet hole is close to the gun head 1. A reflecting plate 2 is mounted on the gun head 1 corresponding to the water outlet hole. The reflecting plate 2 is welded or glued to the gun head 1. The reflecting plate 2 is inclined. The top of the reflecting plate 2 is close to the connecting sleeve 6, and the bottom of the reflecting plate 2 is close to the gun head 1. The inclination direction of the water outlet hole is opposite to that of the reflecting plate 2. The reflecting plate 2 is located at the water outlet hole to block the water flow sprayed from the water outlet hole. The water flow When it contacts the reflecting plate 2, the water flow is rebounded, and the water flow is sprayed in the direction of the connecting sleeve 6, and the water flow is sprayed onto the firefighter holding the gun head 1, which has a cooling effect, prevents the firefighter from being scalded by high temperature or burned by fire, and protects him; a blocking block 7 is arranged in the regulating tube 5, and the side wall of the blocking block 7 is in contact with the inner wall of the regulating tube 5. The diameter of the flow hole opened on the blocking block 7 is consistent with the inner diameter of the reflecting plate 2, which is convenient for the circulation of water flow, and an adjusting component is arranged on the regulating tube 5, which is convenient for adjusting the blocking block 7 to block and unblock several water outlets, and the adjusting component includes a fixing rod fixed on the blocking block 7, and a movable groove is opened on the regulating tube 5 corresponding to the fixing rod. After the top passes through the moving groove, it protrudes out of the side wall of the regulating tube 5. The moving fixed rod makes it move on one side of the moving groove, thereby driving the blocking block 7 to move to one side, so that the blocking block 7 blocks the water outlet. When the firefighter is burned by the fire or has a high body temperature, the fixed rod is moved to move to the other side of the moving groove, and the fixed rod drives the blocking block 7 to move, exposing several water outlets on the regulating tube 5, and water is sprayed out through the water outlet holes. The reflector 2 is used to rebound the water flow, so that the water flow is sprayed in the opposite direction to the firefighter, so that the firefighter cools down or extinguishes the fire, and protects the personal safety of the firefighter. When the fire is extinguished or the temperature is lowered, the fixed rod is moved in the opposite direction to drive the blocking block 7 to block the water outlet.

[0019] like Figure 1 , Figure 2 and Figure 3As shown, the diameter of the pipe wall of the water outlet end of the regulating pipe 5 gradually increases from small to large, and the pipe wall of the water outlet end of the regulating pipe 5 is inclined. The pipe wall of the water outlet end of the regulating pipe 5 is inclined, and the inner diameter of the end of the water outlet end of the regulating pipe 5 close to the gun head 1 is small, and the inner diameter of the end of the water outlet end of the regulating pipe 5 close to the connecting sleeve 6 is large. The water flow is guided by the inclined pipe wall, and the water flow is better guided to the water outlet hole 9, so that the water flow is sprayed out from the water outlet hole. The flow direction of the water flow is as shown in FIG. Figure 1 The distribution direction of the arrows in the middle;

[0020] like Figure 1 As shown, a guide hole is provided on the inner wall of the flow hole, and the guide hole is in the shape of a trumpet with a gradually increasing diameter. The guide hole provided on the inner wall of the flow hole is in the shape of a trumpet, and the diameter of the guide hole is small near the gun head 1, and gradually expands towards the connecting sleeve 6. Through the guide hole, the water flow can be better ejected from the water outlet of the gun head 1, and the water flow can also be better ejected out from the water outlet.

[0021] During actual use, the connecting sleeve 6 is connected to the water hose, and the firefighter holds the gun head 1 to extinguish the flame. When the firefighter is burned by the fire or has a high body temperature, the position of the blocking block 7 is adjusted by adjusting the component to expose the blocked water outlet, and water flows out from the water outlet. The reflector 2 rebounds the water flow and sprays it towards the firefighter, thereby cooling the firefighter.

[0022] Example 2

[0023] This embodiment further illustrates the technology. Figure 1 , Figure 2 and Figure 3As shown, the adjusting component includes a slide groove opened in a circle on the side wall of the blocking block 7, and a plurality of sliders 8 fixed to the inner wall of the adjusting tube 5 are arranged in the slide groove. The adjusting tube 5 is provided with a mounting groove 11, and a fixing hole is opened on the fixing block 4 corresponding to the mounting groove 11, and a fixing block 4 is arranged in the fixing hole. The top of the fixing block 4 is connected with the sliding plate 3 on the outer wall of the adjusting tube 5, and a plurality of water outlet holes 9 corresponding to the water outlet holes are opened on the blocking block 7. The blocking block 7 contacts the inner wall of the adjusting tube 5, and a slide groove is opened on the blocking block 7. A plurality of sliders 8 are arranged in the slide groove, and the sliders 8 are welded or glued to the inner wall of the adjusting tube 5. The blocking block 7 is rotated in the adjusting tube 5 by sliding cooperation between the slide groove and the slider 8. The adjusting tube 5 is provided with a mounting groove 11, and the mounting groove 11 is opened along the rotation direction of the blocking block 7. The fixing hole on the fixing block 4 is welded Or a fixed block 4 is pasted, and the protruding mounting groove 11 on the top of the fixed block 4 is connected to the bottom of the sliding plate 3. The sliding plate 3 is moved to drive the fixed block 4 to move, and the fixed block 4 drives the blocking block 7 to rotate in the adjusting tube 5, so that the several water outlet holes 9 on the blocking block 7 correspond to the several water outlet holes on the adjusting tube 5 one by one, so that the water flows through the water outlet holes 9 and then sprays out from the water outlet holes. When the water outlet holes need to be blocked, the sliding plate 3 is moved in the opposite direction again to drive the fixed block 4 to move, and the fixed block 4 drives the blocking block 7 to rotate in the adjusting tube 5, and the water outlet holes 9 of the blocking block 7 are staggered with the water outlet holes on the adjusting tube 5, so as to block the water outlet holes. Firefighters can adjust the blocking block 7 according to their needs. When firefighters are burned by fire or have too high a body temperature, the water flow is sprayed in the opposite direction to cool down or extinguish the fire, thereby protecting the personal safety of firefighters.

[0024] The inner wall of the mounting groove 11 is provided with a magnet 10, and the two inner walls corresponding to each other of the mounting groove 11 are both adhered with magnets 10, and the fixing block 4 is made of iron. When the fixing block 4 approaches one side of the mounting groove 11 and contacts with the magnet 10 on the inner wall of the mounting groove 11, the magnet 10 and the iron fixing block 4 attract each other, and the position of the sliding plate 3 is fixed, thereby fixing the position of the blocking block 7. When the sliding plate 3 moves to the other side of the mounting groove 11, the fixing block 4 and the magnet 10 on the inner wall on the other side of the mounting groove 11 attract each other, and the position of the blocking block 7 is fixed again, so as to better block and unblock the water outlet, so as to facilitate the water flow to spray to the firefighters and provide cooling protection for them;

[0025] The top of the sliding plate 3 is provided with a plurality of anti-skid lines, and the firefighters can increase the friction between their hands and the sliding plate 3 when moving the sliding plate 3, and can avoid slipping when the hands are sweaty;

[0026] A sealing layer is adhered to the inside of the regulating tube 5, and the gap between the regulating tube 5 and the blocking block 7 is sealed by the sealing layer, so that the sealing effect between the two is better and water is prevented from overflowing from the gap.

Claims

1. A multifunctional fire-fighting water gun for firefighting, comprising a gun head (1) having a water inlet end connected to a connecting sleeve (6), characterized in that: The gun head (1) and the connecting sleeve (6) are connected and communicated with each other through an adjusting tube (5); a plurality of water outlet holes for water jetting are provided on the adjusting tube (5); the inner walls of the water outlet holes are inclined; a reflecting plate (2) in an annular structure is provided on the gun head (1); the reflecting plate (2) is inclined; a blocking block (7) for blocking the water outlet holes is provided in the adjusting tube (5); a flow hole connected and communicated with the gun head (1) is provided on the blocking block (7); and an adjusting component for adjusting the blocking block (7) to block and unblock the water outlet holes is provided on the adjusting tube (5).

2. The multifunctional fire-fighting water gun according to claim 1, characterized in that: The regulating assembly comprises a slide groove formed in a circle on the side wall of the blocking block (7), a plurality of sliding blocks (8) fixed on the inner wall of the regulating tube (5) are arranged in the slide groove, a mounting groove (11) is formed on the regulating tube (5), a fixing hole is formed on the fixing block (4) corresponding to the mounting groove (11), a fixing block (4) is arranged in the fixing hole, a top of the fixing block (4) is connected to a sliding plate (3) on the outer wall of the regulating tube (5), and a plurality of water outlet holes (9) corresponding to the water outlet holes are formed on the blocking block (7).

3. The multifunctional fire-fighting water gun according to claim 2 is characterized in that: The inner wall of the installation groove (11) is provided with a magnet (10).

4. The multifunctional fire-fighting water gun according to claim 2 is characterized in that: A sealing layer is provided between the inside of the regulating tube (5) and the sealing block (7).

5. The multifunctional fire-fighting water gun according to claim 1 is characterized in that: The diameter of the pipe wall at the water outlet end of the regulating pipe (5) gradually increases from small to large, and the pipe wall at the water outlet end of the regulating pipe (5) is inclined.

6. The multifunctional fire-fighting water gun according to claim 1, characterized in that: The inner wall of the flow hole is provided with a flow guide hole, and the flow guide hole is in a trumpet shape with a gradually increasing diameter.

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