Fire-fighting spray header with atomization function
By introducing atomization technology into fire sprinkler heads, and through the digestion of atomization technology, the technical problems existing in the prior art have been solved. The design of the atomizing head has also addressed these issues, enabling the design of sleeves for battery fires and environments with limited fluid resources. Specifically applied to the field of fire sprinkler systems, this technology improves the adaptability and filtration effect of fire sprinkler heads, reduces fluid consumption, enhances the filtration capacity for toxic gases, reduces the risk of fire reignition, and improves safety and flexibility, especially in environments with battery fires and limited fluid resources.
Patent Information
- Application Number
- CN202422556584.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-22
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-10-22
AI Technical Summary
Existing fire sprinkler head designs lack the ability to replace sprinkler heads, which limits their adaptability and effectiveness in different fire extinguishing scenarios. In particular, they cannot meet the needs of continuous cooling and fire extinguishing in battery fires and environments with limited fluid resources.
By introducing atomizing heads and sleeves into the existing fire sprinkler head structure, the atomizing head is designed to atomize the fluid, and the sleeve improves the sealing performance. The slide and connecting plate adjust the nozzle size to ensure atomization effect and adaptability.
It improves the adaptability and filtration effect of fire sprinkler heads, reduces fluid consumption, enhances the filtration capacity for toxic gases, reduces the risk of fire reignition, and improves safety and flexibility.
Smart Images
Figure CN223668539U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fire fighting spray head technical field relates to a fire fighting spray head with atomization function. BACKGROUND
[0002] The existing fire fighting spray head design usually does not have the function of replacing the spray head, which limits its adaptability and effect in different fire extinguishing scenes. Especially in dealing with specific fires such as battery fire that need continuous cooling and fire extinguishing, and fires in limited environment of fluid such as water resources and fire extinguishing agent, the performance of traditional spray head often cannot meet the demand. SUMMARY
[0003] In view of the technical problems in the prior art, the utility model provides a fire fighting spray head with atomization function, which can fully utilize the internal space of the existing fire fighting spray head, realize the atomization of the fluid without changing the structure of the existing fire fighting spray head, improve the adaptability and filtering effect of the fire fighting spray head, and reduce the consumption of fluid such as water resources and fire extinguishing agent.
[0004] The technical scheme comprises a spray pipe and a thermal response trigger, the inlet of the spray pipe is communicated with the fluid supply pipe, the thermal response trigger is arranged at the outlet end of the spray pipe, and the thermal response trigger is sealingly connected with the outlet of the spray pipe, further comprising an atomizing head, the shape of the atomizing head matches the internal shape of the spray pipe, the atomizing head is installed in the spray pipe, one end of the atomizing head is provided with a flow hole communicated with the inlet, the other end is provided with a spray hole communicated with the outlet, and the flow hole is communicated with the spray hole through a rotational flow groove.
[0005] Further, the fire fighting spray head with atomization function further comprises a sleeve, the sleeve is sleeved on one end of the atomizing head close to the spray hole, and the atomizing head is sealingly connected with the spray pipe through the sleeve.
[0006] Further, the shape of the atomizing head is a cylinder.
[0007] Further, a groove communicated with the inlet is formed on the inner wall of the spray pipe, a protrusion matched with the groove is arranged on the circumferential surface of the atomizing head, and the protrusion is slidingly installed in the groove.
[0008] Further, when the protrusion and the groove are away from one end of the inlet, the spray hole is flush with the end of the spray pipe.
[0009] Further, a sliding groove is formed at one end of the atomizing head close to the outlet, a connecting piece is slidingly installed in the sliding groove, the width of the connecting piece is greater than the diameter of the spray hole, a plurality of small holes with different diameters are arranged on the connecting piece at intervals along the length direction, and the spray hole is communicated with the small holes with different diameters when the connecting piece is sliding.
[0010] Further, the distance between two adjacent small holes is not less than the diameter of the spray hole.
[0011] Further, a plurality of positioning marks are arranged in the sliding groove at intervals, the plurality of positioning marks correspond to the plurality of small holes one by one, and the end of the connecting piece coincides with the positioning mark, so that the spray hole is coaxial with the small hole.
[0012] Further, two strip-shaped holes are arranged on the connecting piece and symmetrically arranged on both sides of the plurality of small holes, two threaded holes are arranged in the sliding groove and symmetrically arranged on both sides of the spray hole, when the small hole is communicated with the spray hole, the screw is connected through the strip-shaped hole and the threaded hole, the connecting piece is relatively fixed with the atomizing head, and is closely attached.
[0013] Beneficial effects:
[0014] 1. In the utility model, through the setting of the atomizing head, the fluid such as water resource and fire extinguishing agent entering the spraying pipe can be atomized, so that the adaptability, filtering efficiency and filtering effect of the fire sprinkler head are improved, the consumption of the fluid such as water resource and fire extinguishing agent can be reduced, and the utility model is especially suitable for the environment such as battery fire that needs continuous cooling and fire extinguishing, the fine water mist after atomization has a large surface area, can more effectively filter the toxic gas in the air, improves the safety, and in addition, the fine water mist can quickly cool the combustion module, effectively prevents thermal runaway, and reduces the risk of fire recurrence.
[0015] 2. In the utility model, through the setting of the sleeve pipe, the sealing performance can be improved, fluid can be prevented from flowing out from the gap between the atomizing head and the spraying pipe, and the atomizing head can be prevented from freely moving in the spraying pipe.
[0016] 3. In the utility model, through the setting of the cylindrical shape, the processing and assembly of the atomizing head can be facilitated, through the matched setting of the groove and the protrusion, the assembly of the atomizing head can be limited, the atomizing head and the spraying pipe can be prevented from rotating, and in combination with the setting that the protrusion and the groove are abutted at the end away from the inlet, the spray hole is flush with the end of the spraying pipe, the range of fluid ejection can be ensured, the thermal response trigger can be prevented from interfering with the atomizing head, and the assembly of the atomizing head is facilitated.
[0017] 4. In the utility model, through the setting of the sliding groove, the connecting piece and the plurality of small holes with different hole diameters, the size of the spray hole can be adjusted, different fire extinguishing and cooling requirements can be met, the flexibility and adaptability of the fire sprinkler head are improved, through the setting that the distance between two adjacent small holes is not less than the diameter of the spray hole, it can be ensured that only one small hole is communicated with the spray hole each time, through the setting of the plurality of positioning marks, the sliding position of the connecting piece can be positioned conveniently and quickly, the installation efficiency is improved, and in combination with the coaxial setting of the spray hole and the small hole, the atomization effect can be improved.
[0018] 5、In the utility model, through the setting of two strip holes, two threaded holes and screws, the position of the connecting piece can be fixed conveniently, the connecting piece is prevented from separating from the atomizing head, meanwhile, the connecting piece can be closely attached to the atomizing head, and the atomization effect is further improved. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.
[0020] Figure 1 It is the whole installation structure schematic diagram of the utility model;
[0021] Figure 2 It is the atomizing head one direction installation structure schematic diagram of the utility model;
[0022] Figure 3 It is the atomizing head another direction installation structure schematic diagram of the utility model;
[0023] Figure 4 It is the connecting piece and atomizing head installation structure schematic diagram of the utility model;
[0024] Figure 5 It is the connecting piece structure schematic diagram of the utility model.
[0025] Explanation of reference signs:
[0026] 1, spray pipe; 2, thermal response trigger; 3, atomizing head; 4, overflow hole; 5, spray hole; 6, sleeve; 7, protrusion; 8, sliding groove; 9, connecting piece; 10, small hole; 11, positioning mark line; 12, strip hole; 13, threaded hole; 14, screw; 15, handle. DETAILED DESCRIPTION
[0027] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below. In the following description, a lot of specific details are set forth in order to fully understand the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present application, therefore, the present application is not limited by the following disclosed specific embodiments.
[0028] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0029] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise explicitly specified and limited.
[0030] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0031] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.
[0032] It is to be understood that when an element such as a layer, region or substrate is referred to as being "on" or "connected to" another element, it can be directly on or connected to the other element or intervening elements can be present. In contrast, when an element is referred to as being "directly on" or "directly connected to" another element, there are no intervening elements present. It will be understood that, when a term is used in the singular herein, it is also intended that the term be used in the plural, and vice versa, as appropriate. By way of non-limiting example, the term "a" includes the singular and the plural, and the term "one" includes the singular and the plural, as well as the term "at least one."
[0033] The utility model provides a kind of fire-fighting sprinkler head with atomization function, as shown in Figure 1 、 Figure 2 And Figure 3 It includes spray pipe 1 and heat response trigger 2, the import of the spray pipe 1 is communicated with fluid supply pipe, the heat response trigger 2 is arranged at the outlet end of spray pipe 1, and the heat response trigger 2 is sealedly connected with the outlet of spray pipe 1, the above-mentioned spray pipe 1 and heat response trigger 2 combination into existing fire-fighting sprinkler head, it further includes atomizing head 3, the shape of the atomizing head 3 is matched with the internal shape of spray pipe 1, the atomizing head 3 is installed in spray pipe 1, one end of the atomizing head 3 is equipped with the overflow hole 4 that is communicated with import, the other end is equipped with the spray hole 5 that is communicated with outlet, wherein the size of outlet is much larger than the size of spray hole 5, avoid spray pipe 1 to influence the spray range and distance of fluid, the overflow hole 4 is communicated with spray hole 5 by cyclone groove, wherein overflow hole 4, spray hole 5 and spray pipe 1 are coaxially arranged, the number of cyclone groove can be set multiple, fluid from import into overflow hole 4 is formed turbulent flow by cyclone groove and then is sprayed out by spray hole 5, realizes the atomization treatment of fluid.
[0034] In the embodiment, by the setting of atomizing head 3, fluid such as water resource and fire extinguishing agent entering into spray pipe 1 can be atomized, so as to improve the adaptability, filtering efficiency and filtering effect of fire-fighting sprinkler head, and meanwhile, the consumption of fluid such as water resource and fire extinguishing agent can be reduced, which is especially suitable for the environment needing continuous cooling and fire extinguishing such as battery fire, and the fine water mist after atomization has larger surface area, can more effectively filter toxic gas in air, improve safety, and in addition, the fine water mist can quickly cool the burning module, effectively prevent thermal runaway and reduce the risk of fire recurrence.
[0035] In the utility model, preferably, as shown in Figure 1 And Figure 2 A kind of fire-fighting sprinkler head with atomization function further includes sleeve 6, the sleeve 6 is sleeved in one end of atomizing head 3 close to spray hole 5, the atomizing head 3 is sealedly connected with spray pipe 1 by the sleeve 6.
[0036] In the embodiment, the sealing performance is improved by the setting of the sleeve 6, the fluid is prevented from flowing out from the gap between the atomizing head 3 and the spray pipe 1, and the atomizing head 3 is prevented from freely moving in the spray pipe 1.
[0037] In the utility model, preferably, as shown in Figure 1 、 Figure 2 and Figure 3 , the atomizing head 3 is in the shape of a cylinder; the inner wall of the spray pipe 1 is provided with a groove communicating with the inlet; the circumferential surface of the atomizing head 3 is provided with a protrusion 7 matched with the groove; the protrusion 7 is slidingly installed in the groove; when the protrusion 7 abuts against the end of the groove away from the inlet, the spray hole 5 is flush with the end of the spray pipe 1.
[0038] In the embodiment, the atomizing head 3 is conveniently machined and assembled by being in the shape of a cylinder; the assembly of the atomizing head 3 is limited by the matched setting of the groove and the protrusion 7, preventing the atomizing head 3 from rotating relative to the spray pipe 1; the range of fluid ejection is ensured, and the atomizing head 3 is prevented from being interfered by the thermal response trigger 2 by the setting that when the protrusion 7 abuts against the end of the groove away from the inlet, the spray hole 5 is flush with the end of the spray pipe 1, facilitating the assembly of the atomizing head 3.
[0039] In the utility model, preferably, as shown in Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , the end of the atomizing head 3 near the outlet is provided with a sliding groove 8; a connecting piece 9 is slidingly installed in the sliding groove 8, and the width of the connecting piece 9 is greater than the diameter of the spray hole 5; in order to prevent the connecting piece 9 from separating from the atomizing head 3, the sliding groove 8 can be a T-shaped sliding groove, and the connecting piece 9 can be a T-shaped connecting piece matched with the T-shaped sliding groove; a plurality of small holes 10 with different diameters are spaced apart along the length direction of the connecting piece 9; the diameters of the small holes 10 are 0.8 mm, 1.0 mm, 1.2 mm, 1.5 mm, etc. in sequence, and the largest small hole 10 is equal to the spray hole 5; in order to improve the atomizing range and the ejection distance, the small holes 10 can be set at a certain angle, and the preferred angle is 60° to 70°; when the connecting piece 9 is sliding, the spray hole 5 is communicated with the small holes 10 with different diameters; in order to facilitate the sliding of the connecting piece 9, handles 15 can be arranged at both ends of the connecting piece 9; in addition, the length of the connecting piece 9 is less than the length of the sliding groove 8, so that the connecting piece 9 is always located in the sliding groove 8 when sliding.
[0040] In the embodiment, the size of the spray hole 5 can be adjusted by the setting of the sliding groove 8, the connecting piece 9 and the plurality of small holes 10 with different diameters, meeting different fire extinguishing and cooling requirements and improving the flexibility and adaptability of the fire sprinkler.
[0041] In the utility model, preferably, as shown in Figure 2 、 Figure 4 and Figure 5 , the distance between two adjacent small holes 10 is not less than the diameter of the spray hole 5; a plurality of positioning lines 11 are arranged in the chute 8, and the positioning lines 11 are arranged at the bottom of the chute 8; the plurality of positioning lines 11 correspond to the plurality of small holes 10 one by one; when the end of the connecting piece 9 coincides with the positioning line 11, the spray hole 5 is coaxially arranged with the small hole 10.
[0042] In the embodiment, the distance between two adjacent small holes 10 is not less than the diameter of the spray hole 5, so that only one small hole 10 is communicated with the spray hole 5 each time; the plurality of positioning lines 11 are arranged, so that the sliding position of the connecting piece 9 can be positioned conveniently and quickly, the installation efficiency is improved, and the atomization effect is improved in combination with the coaxial arrangement of the spray hole 5 and the small hole 10.
[0043] In the utility model, preferably, as shown in Figure 2 、 Figure 4 and Figure 5 , two strip holes 12 are arranged on the connecting piece 9, the two strip holes 12 are symmetrically arranged on the two sides of the plurality of small holes 10, two threaded holes 13 are arranged in the chute 8, the two threaded holes 13 are symmetrically arranged on the two sides of the spray hole 5, when the small hole 10 is communicated with the spray hole 5, the screw 14 is connected by penetrating the strip hole 12 and the threaded hole 13, the connecting piece 9 is relatively fixed with the atomizing head 3, and is closely attached.
[0044] In the embodiment, the two strip holes 12, the two threaded holes 13 and the screw 14 are arranged, so that the position of the connecting piece 9 can be fixed conveniently, the connecting piece 9 is prevented from separating from the atomizing head 3, the connecting piece 9 can be closely attached with the atomizing head 3, and the atomization effect is further improved.
[0045] The technical features of the above-described embodiments can be combined arbitrarily, in order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that the range is recorded in the description.
[0046] The above-described embodiments only express several implementation manners of the application, the description is more specific and detailed, but it should not be understood as the limitation of the patent application scope. It should be pointed out that, for ordinary skilled persons in the art, on the premise of not departing from the concept of the application, a plurality of modifications and improvements can be made, and these all belong to the protection scope of the application. Therefore, the protection scope of the patent application of the application should be subject to the appended claims.
Claims
1. A fire sprinkler head with atomizing function, comprising a sprinkler pipe (1) and a heat responsive trigger (2), the inlet of the sprinkler pipe (1) is communicated with a fluid supply pipe, the heat responsive trigger (2) is arranged at the outlet end of the sprinkler pipe (1), and the heat responsive trigger (2) is sealingly connected with the outlet of the sprinkler pipe (1), characterized in that, the heat responsive trigger (2) is provided with a plurality of atomizing nozzles (3) arranged in the form of a circle, and the atomizing nozzles (3) are arranged in the form of a circle around the outlet of the heat responsive trigger (2). It also includes an atomizing head (3), the shape of which matches the internal shape of the spray pipe (1). The atomizing head (3) is installed inside the spray pipe (1). One end of the atomizing head (3) is provided with a flow hole (4) that connects to the inlet, and the other end is provided with a spray hole (5) that connects to the outlet. The flow hole (4) is connected to the spray hole (5) through a swirl channel.
2. The fire-fighting spray head with atomization function according to claim 1, characterized in that, It also includes a sleeve (6), which is sleeved on one end of the atomizing head (3) near the spray hole (5), and the atomizing head (3) is sealed to the spray pipe (1) through the sleeve (6).
3. The fire-fighting spray head with atomization function according to claim 2, characterized in that, The atomizing head (3) is cylindrical in shape.
4. The fire-fighting spray head with atomization function according to claim 3, characterized in that, The inner wall of the spray pipe (1) is provided with a groove that connects to the inlet, and the circumferential surface of the atomizing head (3) is provided with a protrusion (7) that cooperates with the groove. The protrusion (7) is slidably installed in the groove.
5. The fire-fighting sprinkler head with atomization function according to claim 4, characterized in that, When the protrusion (7) abuts against the end of the groove away from the inlet, the spray hole (5) is flush with the end of the spray pipe (1).
6. The fire-fighting spray head with atomizing function according to any one of claims 1 to 5, characterized in that, The atomizing head (3) has a groove (8) at one end near the outlet. A connecting piece (9) is slidably installed in the groove (8), and the width of the connecting piece (9) is greater than the diameter of the nozzle (5). Multiple small holes (10) of different diameters are spaced apart along the length of the connecting piece (9). When the connecting piece (9) is slid, the nozzle (5) communicates with the small holes (10) of different diameters.
7. The fire sprinkler head with atomizing function according to claim 6, characterized in that, The distance between two adjacent holes (10) is not less than the diameter of the nozzle (5).
8. The fire sprinkler head with atomizing function according to claim 7, characterized in that, Multiple positioning marks (11) are spaced apart in the groove (8). Each positioning mark (11) corresponds to a multiple small hole (10). When the end of the connecting piece (9) coincides with the positioning mark (11), the spray hole (5) is coaxial with the small hole (10).
9. The fire sprinkler head with atomizing function according to claim 8, characterized in that, The connecting piece (9) is provided with two strip holes (12), which are symmetrically arranged on both sides of the plurality of small holes (10). The sliding groove (8) is provided with two threaded holes (13), which are symmetrically arranged on both sides of the spray hole (5). When the small hole (10) is connected to the spray hole (5), the screw (14) passes through the strip hole (12) and connects with the threaded hole (13). The connecting piece (9) is fixed relative to the atomizing head (3) and fits tightly.