Fire-fighting atomizing nozzle

Abstract

The utility model relates to the technical field of fire fighting, in particular to a fire-fighting atomizing nozzle which comprises a main body, a connecting pipe and a nozzle which are sequentially communicated, the main body is used for being connected with a liquid supply pipeline, and a V-shaped groove is formed in a liquid outlet of the nozzle. According to the fire-fighting atomizing nozzle, the detachable connecting pipe is arranged, the conical structure and the connecting cap are arranged at the end of the connecting pipe, and when the fire-fighting atomizing nozzle is used, the connecting angle of the connecting pipe can be adjusted according to use scenes, so that the liquid outlet angle is adjusted, and the fire-fighting atomizing nozzle adapts to different use scenes; the V-shaped groove is formed in the nozzle, and the liquid outlet of the inner cavity of the nozzle is of a spherical structure, so that stable fan-shaped spray can be formed, and the nozzle can be applied to a fire-fighting scene with a gap structure to realize efficient and accurate spraying.

Description

TECHNICAL FIELD

[0001] The utility model relates to fire fighting technical field especially relates to a fire fighting atomization spray head. BACKGROUND

[0002] New energy storage power stations are an important part of modern energy systems. They store electricity to balance power supply and demand and improve energy efficiency. However, there are safety hazards such as fire in the operation of energy storage batteries, so fire-fighting equipment is needed to ensure safe operation. Fire sprinklers are an important part of automatic fire extinguishing systems. They are usually installed above the battery pack or above the flammable space. When a fire is detected, the fire sprinkler will quickly start spraying fire extinguishing agent to achieve rapid fire extinguishing. The existing technology cannot adjust the angle of the nozzle, and the spray cannot adapt to the use scene of the gap, so in some cases it cannot achieve efficient and accurate spraying and energy saving requirements. SUMMARY

[0003] Technical purpose: in order to overcome the deficiencies in the prior art, the utility model provides a fire fighting atomization spray head, the nozzle angle is adjustable, and fan-shaped spray can be realized.

[0004] Technical scheme: in order to achieve the above purpose, the utility model discloses a fire fighting atomization spray head, which comprises a main body, a connecting pipe and a nozzle connected in sequence, the main body is used for connecting the liquid supply pipe, and a V-shaped groove is arranged at the liquid outlet of the nozzle.

[0005] Further, the main body comprises a connecting head, one end of the connecting head is provided with a liquid inlet, an inner cavity one is arranged in the connecting head, a valve core is arranged at one end of the inner cavity one close to the liquid inlet, and a spring for limiting the valve core is further arranged in the inner cavity one.

[0006] Further, the main body further comprises a connecting seat arranged between the connecting head and the connecting pipe, and the spring is arranged between the valve core and the connecting seat.

[0007] Further, the connecting pipe and the connecting seat are detachably connected, and one end of the connecting pipe connected with the connecting seat is provided with a tapered structure.

[0008] Further, a connecting cap is arranged at the connecting position of the connecting pipe and the connecting seat, one end of the connecting cap is provided with a hole for the connecting pipe to pass through, the connecting cap and the connecting seat are detachably connected, and the tapered structure is limited between the connecting cap and the connecting seat.

[0009] Further, the bottom end of the V-shaped groove is provided with an arc structure.

[0010] Further, the nozzle is internally provided with a second cavity, one end of the second cavity is used for detachable connection with the connecting pipe, and the other end is a liquid outlet.

[0011] Further, one end of the liquid outlet of the second cavity is provided as a spherical surface structure.

[0012] Further, the second cavity comprises a first cavity section and a second cavity section, and the diameter of the second cavity section is smaller than that of the first cavity section.

[0013] Further, the valve core is provided as a frustum structure, a plurality of through holes are arranged on the valve core for liquid passing, and an annular sealing groove is further arranged on the valve core, and a sealing ring is arranged in the sealing groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The fire-fighting atomizing nozzle of the utility model is provided with a detachable connecting pipe, and the end of the connecting pipe is provided with a conical structure and a connecting cap, so that the connecting angle of the connecting pipe can be adjusted according to the use scene during use, and the liquid outlet angle is adjusted, so as to adapt to different use scenes; the V-shaped groove is arranged on the nozzle, the liquid outlet of the inner cavity of the nozzle is provided as a spherical surface structure, stable fan-shaped spray is formed, the nozzle can be applied to the fire-fighting scene of the gap structure, and efficient and accurate spraying is realized. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the nozzle of the utility model;

[0017] Figure 2 It is a whole structure schematic view of the nozzle of the utility model; Figure 1 It is an enlarged view of structure A in the middle;

[0018] Figure 3 It is a structure schematic view of the main body and the connecting pipe;

[0019] Figure 4 It is a structure schematic view of the valve core;

[0020] Figure 5 It is a front view of the nozzle structure;

[0021] Figure 6 It is a front view of the nozzle structure; Figure 5 It is an A-A sectional view;

[0022] Figure 7 It is a B-B sectional view. Figure 5

[0023] ​In the figure, 10, main body; 11, connecting head; 12, liquid inlet; 13, inner cavity one; 14, valve core; 15, spring; 16, connecting seat; 17, through hole; 18, sealing groove; 19, sealing ring; 20, connecting pipe; 21, conical structure; 22, connecting cap; 30 nozzle; 31, V-shaped groove; 32, arc structure; 33, inner cavity two; 34, spherical structure; 35, first cavity section; 36, second cavity section. DETAILED DESCRIPTION

[0024] The following description will be made in conjunction with the accompanying drawings Figure 1 to the accompanying drawings Figure 7 The principle and characteristics of the utility model are described, and the examples are only used to explain the utility model and not to limit the scope of the utility model.

[0025] A fire-fighting atomizing nozzle, comprising a main body 10, a connecting pipe 20 and a nozzle 30, one end of the connecting pipe 20 is communicated with the main body 10, and the other end is communicated with the nozzle 30. The main body 10 is used for connecting an external liquid supply pipeline, the nozzle 30 is used for spraying liquid outward, and the liquid supply pipeline is used for supplying fire extinguishing agent or water.

[0026] The main body 10 comprises a connecting head 11, one end of the connecting head 11 is provided with a liquid inlet 12, and the outer surface is provided with external threads, which can be threadedly connected with an external liquid supply pipeline and complete liquid inlet through the liquid inlet 12; the connecting head 11 is further provided with a screw structure on the outside, which is used for fixing the entire nozzle at a specific position. The connecting head 11 is internally provided with an inner cavity one 13, one end of the inner cavity one 13 close to the liquid inlet 12 is provided with a valve core 14, and the inner cavity one 13 is further provided with a spring 15 for limiting the valve core 14, so that the liquid inlet 12 can be blocked when not in use. The valve core 14 is provided in a conical structure, and a plurality of through holes 17 are formed in the valve core 14, so that when the valve core 14 is pushed open by liquid pressure during use, the liquid enters the inner cavity one 13 through the liquid inlet 12 and the through holes 17. The valve core 14 is further provided with an annular sealing groove 18, and the sealing groove 18 is provided with a sealing ring 19, so that better sealing can be achieved when the nozzle is not in use.

[0027] In one embodiment, in order to facilitate the connection of the connecting head 11 and the connecting pipe 20, the main body 10 further comprises a connecting seat 16, which is arranged between the connecting head 11 and the connecting pipe 20 and is threadedly connected with them respectively, or is detachably connected in other ways in the prior art. The spring 15 is arranged between the valve core 14 and the connecting seat 16, and recesses are formed in the valve core 14 and the connecting seat 16 to accommodate the spring 15, so as to limit the spring 15.

[0028] In one embodiment, a connecting cap 22 is arranged at the connecting position of the connecting pipe 20 and the connecting seat 16, one end of the connecting cap 22 is provided with a hole for the connecting pipe 20 to pass through, and the connecting cap 22 is internally provided with an internal thread for screwing with the connecting seat 16. The end of the connecting pipe 20 connected with the connecting seat 16 is provided with a tapered structure 21, which is limited between the connecting cap 22 and the connecting seat 16. When the angle of the connecting pipe 20 needs to be adjusted, the connecting cap 22 is loosened, the connecting pipe 20 is rotated to the appropriate angle, and then the connecting cap 22 is screwed on the connecting seat 16. This design can ensure the stable connection of the connecting pipe 20 and the connecting seat 16, and cannot be deviated or shaken, and the angle adjustment of the connecting pipe 20 is realized.

[0029] The nozzle 30 is provided with a V-shaped groove 31 at the liquid outlet, and the bottom end of the V-shaped groove 31 is provided with an arc-shaped structure 32. The nozzle 30 is internally provided with a second cavity 33, one end of the second cavity 33 is used for detachable connection with the connecting pipe 20, and the other end is a liquid outlet, and one end of the liquid outlet of the second cavity 33 is provided with a spherical structure 34.

[0030] In one embodiment, the second cavity 33 includes a first cavity section 35 and a second cavity section 36, the first cavity section 35 is used for connecting with the connecting pipe 20, the diameter of the second cavity section 36 is smaller than that of the first cavity section 35, and one end of the liquid outlet of the second cavity section 36 is provided with a spherical structure 34. This design can ensure good pressure at the liquid outlet and realize the stable fan-shaped structure of the liquid outlet shape.

[0031] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A fire-fighting atomizing nozzle, characterized in that, The device includes a main body (10), a connecting pipe (20), and a nozzle (30) connected in sequence. The main body (10) is used to connect to the liquid supply pipeline, and the nozzle (30) has a V-groove (31) at its outlet. The main body (10) includes a connector (11), one end of which has a liquid inlet (12), and an inner cavity (13) inside. A valve core (14) is provided in the inner cavity (13) near the liquid inlet (12), and a spring (15) is also provided in the inner cavity (13) to limit the valve core (14). The main body (10) also includes a connecting pipe (20) between the connector (11) and the connecting pipe (20). A connecting seat (16) is provided between the valve core (14) and the connecting seat (16); the connecting pipe (20) is detachably connected to the connecting seat (16), and one end of the connecting pipe (20) connected to the connecting seat (16) is provided with a tapered structure (21); a connecting cap (22) is provided at the connection between the connecting pipe (20) and the connecting seat (16), and one end of the connecting cap (22) is provided with a hole for the connecting pipe (20) to pass through. The connecting cap (22) is detachably connected to the connecting seat (16), and the tapered structure (21) is restricted between the connecting cap (22) and the connecting seat (16).

2. The fire-fighting atomizing nozzle according to claim 1, characterized in that, The bottom end of the V-groove (31) is set as an arc-shaped structure (32).

3. The fire-fighting atomizing nozzle according to claim 1, characterized in that, The nozzle (30) is provided with an inner cavity two (33), one end of which is detachably connected to the connecting pipe (20), and the other end is a liquid outlet.

4. The fire-fighting atomizing nozzle according to claim 3, characterized in that, One end of the liquid outlet of the inner cavity (33) is configured as a spherical structure (34).

5. The fire-fighting atomizing nozzle according to claim 4, characterized in that, The inner cavity 2 (33) includes a first cavity segment (35) and a second cavity segment (36), the diameter of the second cavity segment (36) being smaller than the diameter of the first cavity segment (35).

6. The fire-fighting atomizing nozzle according to claim 1, characterized in that, The valve core (14) is configured as a frustum structure. The valve core (14) is provided with several through holes (17) for liquid to pass through. The valve core (14) is also provided with an annular sealing groove (18) and a sealing ring (19) is provided in the sealing groove (18).

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