Water mist nozzle

Abstract

The utility model relates to the technical field of spray head structures, and discloses a water mist spray head which comprises a head part, a plurality of spray nozzles and a plurality of spray nozzles, the cavity channel is communicated with the plurality of nozzles; the connecting pipe is connected with the head part and is communicated with the cavity channel; the regulating valve is detachably connected and communicated with the connecting pipe; the pressure valve is detachably connected and communicated with the adjusting valve; the nozzle includes: a discharge portion; the water flow groove comprises a plurality of groove channels which are communicated in sequence; the water inlet side of the water flow groove is communicated with the cavity channel, and the water outlet side is communicated with the spraying part, so that inlet water is shunted; according to the water mist nozzle, the water flow groove is formed between the atomization spraying terminal and the water inlet side, the water flow groove is provided with a plurality of groove channels which are communicated in sequence and comprise the water inlet hopper, the water storage groove, the water diversion ring groove and the flow dividing groove, inflow water is divided, water flow atomization is sufficient, and the atomization effect of the nozzle is improved; impurities in the spray head can be quickly cleaned, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of nozzle structures, and particularly relates to a fine water mist nozzle. Background Art

[0002] A fine water mist nozzle is a device specifically used for a high-pressure fine water mist fire extinguishing system. It can atomize water into tiny water droplets under high pressure to achieve the effect of quickly extinguishing fires.

[0003] The working principle of the fine water mist nozzle is to compress water to a certain pressure with the help of a high-pressure pump, and then atomize and spray it through a nozzle. The formed tiny water droplets diffuse in the air, can quickly absorb heat and reduce the temperature of the fire scene, and at the same time effectively isolate oxygen to achieve the purpose of extinguishing the fire.

[0004] In the related art, the fine water mist nozzle often directly atomizes and sprays the water flow introduced by the water inlet channel, but the atomization performance of this method is general and the atomization effect is low, which in turn affects the fire extinguishing effect; in addition, the structure of the fine water mist nozzle is often an integrated design, and it is difficult to quickly and effectively clean the internal impurities when the inside is blocked, which affects the daily use of the nozzle. Summary of the Utility Model

[0005] In view of this, the utility model provides a fine water mist nozzle to solve the problems of low atomization effect of the nozzle and difficulty in quickly and effectively cleaning internal impurities.

[0006] The utility model provides a fine water mist nozzle, including: a head having a housing and a plurality of nozzles; wherein, a first wall plate is arranged in the housing, and the first wall plate and at least part of the inner wall in the housing enclose to form a cavity; the cavity is respectively communicated with the plurality of nozzles; one end of a connecting pipe is connected to the head and is communicated with the cavity; a regulating valve is detachably connected to and communicated with the connecting pipe and is suitable for regulating the water pressure; a pressure valve is detachably connected to and communicated with the regulating valve and is suitable for detecting the water pressure; the nozzle includes: an ejection part penetrating through the housing; a water flow groove including a plurality of sequentially communicated channels; wherein, the water inlet side of the water flow groove is communicated with the cavity, and the water outlet side is communicated with the ejection part and is suitable for splitting the incoming water.

[0007] In an optional implementation manner, the water flow groove includes: a splitting groove connected to and communicated with the ejection part; a water guiding ring groove surrounding the periphery of the splitting groove and communicated with the splitting groove; a water inlet hopper with a groove body connected to the water guiding ring groove and communicated with the cavity; a water storage groove arranged between the water inlet hopper and the water guiding ring groove and respectively communicated with the water inlet hopper and the water guiding ring groove.

[0008] In an alternative embodiment, the housing of the head is a closed frame shape, and a plurality of the nozzles are arranged at intervals along the extending direction of the housing; at least part of the wall of the housing protrudes to form a handle, and the connecting pipe is connected to the handle.

[0009] In an alternative embodiment, the regulating valve includes a first valve pipe and a regulating assembly connected to the periphery of the first valve pipe; wherein, through holes are formed in the periphery of the first valve pipe, and the regulating assembly is installed at the through holes.

[0010] In an alternative embodiment, it further includes a first connecting portion, which includes a first screw pipe and a first nut, and an external thread is provided around the periphery of the first screw pipe; the first screw pipe is coaxially fixed with the connecting pipe, and the first nut is fixed to the regulating valve; wherein, a part of the pipe body of the first screw pipe is inserted into the first valve pipe, and the first nut is screwed onto the periphery of the first screw pipe, so that the connecting pipe and the regulating valve are detachably connected.

[0011] In an alternative embodiment, the regulating assembly includes a regulating column and a limiting nut, the limiting nut is arranged on the outer periphery of the first valve pipe and corresponds to the through hole, an external thread is provided on the periphery of the regulating column, and the regulating column is screwed to the limiting nut; a handle is further provided at the regulating column, which is suitable for assisting in rotating the regulating column by means of the handle.

[0012] In an alternative embodiment, the pressure valve includes a second valve pipe and a valve block, and the valve block is arranged on the periphery of the second valve pipe.

[0013] In an alternative embodiment, it further includes a second connecting portion, which includes a second screw pipe and a second nut, and an external thread is provided around the periphery of the second screw pipe; the second screw pipe is coaxially fixed with the pressure valve, and the second nut is fixed to the regulating valve; wherein, a part of the pipe body of the second screw pipe is inserted into the first valve pipe, and the second nut is screwed onto the periphery of the second screw pipe, so that the pressure valve and the regulating valve are detachably connected.

[0014] In an alternative embodiment, the nozzle further includes a base body, which is arranged inside the housing and is connected to the groove body of the water diversion ring groove.

[0015] In an alternative embodiment, a second wall plate is further arranged inside the housing, and the second wall plate is connected to the base body.

[0016] Beneficial effects: By arranging a water flow trough between the atomizing ejection terminal and the water inlet side, the water flow trough has multiple sequentially connected channels, namely a water inlet hopper, a water storage trough, a water diversion ring trough and a diversion trough, which play a role in diverting the incoming water, thereby enabling the water flow to be atomized sufficiently, achieving the purpose of improving the atomization effect of the nozzle, thus improving the fire extinguishing effect, and having strong practicability; The relevant structures at the nozzle adopt a detachable connection method. The head is detachably connected to the connecting pipe, the connecting pipe is detachably connected to the regulating valve, and the regulating valve is detachably connected to the pressure valve. When the inside of the nozzle is blocked, the nozzle can be quickly disassembled to remove impurities, achieving the purpose of quickly cleaning the impurities inside the nozzle, being easy to use in daily life, and having strong practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the following drawings are some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0018] Figure 1 It is a schematic structural diagram of the fine water mist nozzle of the present invention;

[0019] Figure 2 It is a partial disassembly schematic diagram of the fine water mist nozzle of the present invention;

[0020] Figure 3 It is a cross-sectional schematic diagram of the fine water mist nozzle of the present invention;

[0021] Figure 4 It is an enlarged schematic diagram of part A of the present invention.

[0022] Description of the reference numerals:

[0023] 1. Head; 2. Housing; 21. First wall plate; 22. Chamber; 23. Handle; 24. Second wall plate; 3. Nozzle; 31. Ejection part; 32. Water flow trough; 33. Diversion trough; 34. Water diversion ring trough; 35. Water inlet hopper; 36. Water storage trough; 37. Substrate; 4. Connecting pipe; 5. Regulating valve; 51. First valve pipe; 52. Adjusting component; 53. Adjusting column; 54. Limit nut; 55. Handle; 56. Through hole; 6. Pressure valve; 61. Second valve pipe; 62. Valve block; 7. First connecting part; 71. First screw pipe; 72. First nut; 8. Second connecting part; 81. Second screw pipe; 82. Second nut. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "connected", "connected" 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] In addition, the technical features involved in different embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0028] The following Figures 1 to 4 , describe the embodiments of the present utility model.

[0029] According to an embodiment of the present utility model, a fine water mist nozzle is provided, including: a head 1 having a housing 2 and a plurality of nozzles 3; wherein, a first wall plate 21 is provided inside the housing 2, and the first wall plate 21 and at least part of the inner wall inside the housing 2 enclose a cavity 22; the cavity 22 is respectively communicated with the plurality of nozzles 3; one end of a connecting pipe 4 is connected to the head 1 and is communicated with the cavity 22; a regulating valve 5 is detachably connected to and communicated with the connecting pipe 4 and is adapted to regulate the water pressure; a pressure valve 6 is detachably connected to and communicated with the regulating valve 5, and the pressure valve 6 includes a second valve pipe 61 and a valve block 62, the valve block 62 is arranged on the periphery of the second valve pipe 61 and is adapted to detect the water pressure; the nozzle 3 includes: an ejection part 31 penetrating through the housing 2; a water flow groove 32 including a plurality of sequentially communicated channels; wherein, the water inlet side of the water flow groove 32 is communicated with the cavity 22, and the water outlet side is communicated with the ejection part 31 and is adapted to split the incoming water flow.

[0030] Specifically, the water flow groove 32 includes: a diversion groove 33 connected to and communicated with the ejection part 31; a water guiding ring groove 34 arranged around the periphery of the diversion groove 33, the water guiding ring groove 34 has a neck and an open part, the diameter of the neck is smaller than that of the open part, and the open part is communicated with the diversion groove 33; a water inlet hopper 35, the groove body of which is connected to the water guiding ring groove 34, the water inlet hopper 35 is in a funnel shape and has a large end and a small end, the large end is communicated with the cavity 22; a water storage groove 36 is arranged between the water inlet hopper 35 and the water guiding ring groove 34, the water storage groove 36 is communicated with the small end of the water inlet hopper 35 and is also communicated with the neck of the water guiding ring groove 34.

[0031] Specifically, the regulating valve 5 includes a first valve pipe 51 and a regulating component 52 connected to the periphery of the first valve pipe 51; wherein, a through hole 56 is formed in the periphery of the first valve pipe 51, and the regulating component 52 is installed at the through hole 56; the regulating component 52 includes a regulating column 53 and a limit nut 54, the limit nut 54 is arranged on the outer periphery of the first valve pipe 51 and corresponds to the through hole 56, an external thread is provided on the periphery of the regulating column 53 and is screwed to the limit nut 54; a handle 55 is also provided on the regulating column 53 and is adapted to assist in rotating the regulating column 53 by means of the handle 55; wherein, the regulating column 53 restricts the flow rate of the first valve pipe 51 by means of the column body, and the regulating column 53 rotates to screw into or out of the through hole 56 to reduce or increase the flow rate of the regulating valve 5.

[0032] In this embodiment, a water flow channel 32 is arranged between the atomizing ejection terminal and the water inlet side. The water flow channel 32 has a plurality of sequentially connected channels, namely a water inlet hopper 35, a water storage tank 36, a water diversion ring channel 34 and a diversion channel 33, which play a role in diverting the incoming water, so that the water atomization is sufficient, the purpose of improving the atomization effect of the nozzle is achieved, and thus the fire extinguishing effect is improved, with strong practicability; the releasable connection method is adopted between the relevant structures at the nozzle. The head 1 and the connecting pipe 4, the connecting pipe 4 and the regulating valve 5, and the regulating valve 5 and the pressure valve 6 are all connected in a releasable manner, so that when the inside of the nozzle is blocked, the nozzle can be quickly disassembled to remove impurities, the purpose of quickly cleaning the impurities inside the nozzle is achieved, it is easy to use daily, and the practicability is strong.

[0033] The specific use process is as follows. The staff connects the left end of the second valve pipe 61 at the pressure valve 6 to the water outlet. Water enters from the second valve pipe 61, and the pressure valve 6 starts to detect the incoming water pressure. When the pressure reaches the specified value, the staff turns the adjusting column 53 by means of the handle 55, so that water enters from the second valve pipe 61 into the regulating valve 5, and then from the regulating valve 5 into the connecting pipe 4. The water in the connecting pipe 4 enters the cavity 22 through the connection with the head 1, and the cavity 22 supplies water to a plurality of nozzles 3; the water in the cavity 22 enters the water storage tank 36 through the water inlet hopper 35 to store the water. When the water in the water storage tank 36 is full, the water enters the diversion channel 33 from the water diversion ring channel 34, and then from the diversion channel 33 into the ejection part 31 to divert the incoming water, and then after atomization, it is ejected from the nozzle. The diverted water flow can be fully atomized to improve the atomization effect; the staff can turn the adjusting column 53 by means of the handle 55 according to needs, so as to adjust the flow opening of the first valve pipe 51, and further adjust the flowing water pressure and the atomization degree to match different environments; after stopping using, the staff can rotate the equipment in the reverse direction at the first nut 72 and the second nut 82 to remove the connecting pipe 4 and the pressure valve 6, so as to clean and overhaul the equipment and improve the service life of the equipment.

[0034] Specifically, the housing 2 of the head 1 is a closed square frame body, and a plurality of the nozzles 3 are arranged at intervals along the extending direction of the housing 2, and the cavity 22 is also continuously arranged along the extending direction of the housing 2; at least part of the wall of the housing 2 protrudes to form a handle part 23, and the connecting pipe 4 is connected to the handle part 23 and communicates with the cavity 22.

[0035] Specifically, the fine water mist nozzle further includes a first connection part 7. The first connection part 7 includes a first screw pipe 71 and a first nut 72. An external thread is provided around the circumference of the first screw pipe 71. The first screw pipe 71 is coaxially fixed with the connecting pipe 4, and the first nut 72 is fixed with the regulating valve 5. Among them, a partial pipe body of the first screw pipe 71 is inserted into the first valve pipe 51, and the first nut 72 is screwed onto the circumference of the first screw pipe 71, so that the connecting pipe 4 and the regulating valve 5 are detachably connected. When disassembling, rotate the first nut 72 or the connecting pipe 4 in the reverse direction.

[0036] Specifically, the fine water mist nozzle further includes a second connection part 8, including a second screw pipe 81 and a second nut 82. An external thread is provided around the circumference of the second screw pipe 81. The second screw pipe 81 is coaxially fixed with the pressure valve 6, and the second nut 82 is fixed with the regulating valve 5. Among them, a partial pipe body of the second screw pipe 81 is inserted into the first valve pipe 51, and the second nut 82 is screwed onto the circumference of the second screw pipe 81, so that the pressure valve 6 and the regulating valve 5 are detachably connected. When disassembling, rotate the second nut 82 or the second valve pipe 61 in the reverse direction.

[0037] Specifically, the nozzle 3 further includes a base body 37, which is arranged inside the housing 2. The base body 37 is arranged around the circumference of the water flow groove 32, and is connected to the groove body of the water diversion ring groove 34 on the upper side and the groove body of the water inlet hopper 35 on the lower side. A second wall plate 24 is further arranged inside the housing 2, and the second wall plate 24 is connected to the base body 37 to assist in fixing the nozzle 3.

[0038] Obviously, the above embodiments are only examples clearly described and not limitations on the implementation manners. Although the embodiments of the present invention are described in conjunction with the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations all fall within the scope defined by the present invention.

Claims

1. A fine water mist nozzle, characterized in that, Comprising: A head (1) having a housing (2) and a plurality of nozzles (3); Wherein, a first wall plate (21) is provided inside the housing (2), and the first wall plate (21) and at least a part of the inner wall inside the housing (2) enclose a cavity (22); The cavity (22) communicates with the plurality of nozzles (3) respectively; A connecting pipe (4), one end of which is connected to the head (1) and communicates with the cavity (22); A regulating valve (5), detachably connected and communicating with the connecting pipe (4), suitable for regulating the water pressure; A pressure valve (6), detachably connected and communicating with the regulating valve (5), suitable for detecting the water pressure; The nozzle (3) includes: An ejection part (31) penetrating through the housing (2); A water flow groove (32) including a plurality of successively communicating channels; Wherein, the water inlet side of the water flow groove (32) communicates with the cavity (22), and the water outlet side communicates with the ejection part (31), suitable for splitting the incoming water.

2. The fine water mist nozzle according to claim 1, characterized in that, The water flow groove (32) includes: A splitting groove (33) connected and communicating with the ejection part (31); A water guiding ring groove (34) surrounding the circumference of the splitting groove (33) and communicating with the splitting groove (33); A water inlet hopper (35) whose groove body is connected to the water guiding ring groove (34) and communicates with the cavity (22); A water storage groove (36) provided between the water inlet hopper (35) and the water guiding ring groove (34) and communicating with the water inlet hopper (35) and the water guiding ring groove (34) respectively.

3. The fine water mist nozzle according to claim 1, characterized in that, The housing (2) of the head (1) is a closed frame shape, and the plurality of nozzles (3) are arranged at intervals along the extending direction of the housing (2) at the housing (2); At least a part of the wall of the housing (2) protrudes to form a handle part (23), and the connecting pipe (4) is connected to the handle part (23).

4. The fine water mist nozzle according to claim 2, characterized in that, The regulating valve (5) includes a first valve pipe (51) and an adjusting assembly (52) connected to the circumference of the first valve pipe (51); Wherein, through holes (56) are provided on the circumference of the first valve pipe (51), and the adjusting assembly (52) is installed at the through holes (56).

5. The fine water mist nozzle according to claim 4, characterized in that, Further included is a first connecting part (7) including a first screw pipe (71) and a first nut (72), and an external thread is provided around the circumference of the first screw pipe (71); The first screw pipe (71) is coaxially fixed to the connecting pipe (4), and the first nut (72) is fixed to the regulating valve (5); Wherein, a part of the pipe body of the first screw pipe (71) is inserted into the first valve pipe (51), and the first nut (72) is screwed onto the circumference of the first screw pipe (71) to detachably connect the connecting pipe (4) and the regulating valve (5).

6. The fine water mist nozzle according to claim 4, wherein The adjusting assembly (52) includes an adjusting column (53) and a limit nut (54), the limit nut (54) is provided on the outer circumference of the first valve pipe (51) and corresponds to the through hole (56), and an external thread is provided on the circumference of the adjusting column (53) and it is screwed to the limit nut (54); A handle (55) is further provided at the adjusting column (53), which is adapted to assist in rotating the adjusting column (53) by means of the handle (55).

7. The fine water mist nozzle according to claim 5, characterized in that, The pressure valve (6) includes a second valve pipe (61) and a valve block (62), and the valve block (62) is provided on the periphery of the second valve pipe (61).

8. The fine water mist nozzle according to claim 7, characterized in that, It further includes a second connecting portion (8), which includes a second screw pipe (81) and a second nut (82), and an external thread is provided around the periphery of the second screw pipe (81). The second screw pipe (81) is coaxially fixed to the pressure valve (6), and the second nut (82) is fixed to the regulating valve (5). Wherein, a part of the pipe body of the second screw pipe (81) is inserted into the first valve pipe (51), and the second nut (82) is screwed on the periphery of the second screw pipe (81), so that the pressure valve (6) and the regulating valve (5) are detachably connected.

9. The fine water mist nozzle according to claim 7, characterized in that, The nozzle (3) further includes a base body (37), which is arranged inside the housing (2) and is connected to the groove body of the water guiding annular groove (34).

10. The fine water mist nozzle according to claim 9, characterized in that, A second wall plate (24) is further arranged inside the housing (2), and the second wall plate (24) is connected to the base body (37).

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