CN105126282A - Nanometer powder base dry powder atomization nozzle - Google Patents
Nanometer powder base dry powder atomization nozzle Download PDFInfo
- Publication number
- CN105126282A CN105126282A CN201510494399.8A CN201510494399A CN105126282A CN 105126282 A CN105126282 A CN 105126282A CN 201510494399 A CN201510494399 A CN 201510494399A CN 105126282 A CN105126282 A CN 105126282A
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- hybrid chamber
- powder
- head body
- nano powder
- backbone
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Abstract
The invention discloses a nanometer powder base dry powder atomization nozzle. The nanometer powder base dry powder atomization nozzle comprises a nozzle body, wherein the nozzle body comprises an inlet runner, a connecting runner and a mixing cavity, wherein the mixing cavity is formed in the nozzle body; the inlet runner is arranged at the upper end part of the nozzle body, and is connected with the mixing cavity through the connecting runner; multiple spraying holes are formed in the lower end part of the nozzle body; and the spraying holes are communicated with the mixing cavity and the external. The nanometer powder base dry powder atomization nozzle is excellent in atomization effect and diffusibility, and can realize quick fire extinguishment.
Description
Technical field
The invention belongs to fire extinguishing field, be specifically related to a kind of nano powder backbone powder atomizer.
Background technology
The particle diameter of conventional powder extinguishing agent is at 10 μm--and between 75 μm, in quantitative powder, small-particle is shared that ratio is little, and the specific area had is also relatively little.Meanwhile, because the quality comparation of each particle is large, the speed of decomposes is slow, and thus its extinguishing ability is restricted.Mass particle is comparatively large, and the speed of sedimentation is fast, and diffusivity relative mistake is also undesirable for space total flooding extinguishing effect.Nano powder base powder extinguishing agent is the latest technological achievements of halon fire agent substitution studies in recent years, is widely used in putting out A, B, C, E class fire in industry and civil buildings and production and storage place.This extinguishing chemical both can be put out a fire in total flooding application, can localised protection application put out a fire again, and its fire extinguishing speed is 6 ~ 10 times of common powder extinguishing agent.Can nano powder backbone powder system effectively play fire extinguishing function, and key is that can the nano powder backbone powder blown out fully expand atomization, and be mixed to form aerosol with air, the design of shower nozzle is the key that can aerosol be formed fast.Traditional nano powder backbone powder atomizer, the design of many employing single holes, although jet length is comparatively far away, is unfavorable for the rapid diffusion of nano powder backbone powder, surrounds flame, reach the object of quick extinguishing.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of nano powder backbone powder atomizer, atomizing effect is good, and diffusivity is good, can realize quick extinguishing.
Technical scheme: for achieving the above object, technical scheme of the present invention is as follows:
A kind of nano powder backbone powder atomizer, comprise head body, described head body comprises entrance channel, connecting passage and hybrid chamber, described hybrid chamber is arranged on the inside of head body, described entrance channel is arranged on the upper end of head body, and described entrance channel is connected with hybrid chamber by connecting passage; The bottom of described head body is provided with some spray-holes, and described spray-hole is communicated with hybrid chamber with extraneous.
Further, the bottom center of described hybrid chamber is provided with protruding boss.
Further, the size of described entrance channel and hybrid chamber is all greater than the size of connecting passage.
Further, described entrance channel is hemispherical runner, and described connecting passage is cylindrical flow, and described hybrid chamber is spherical hybrid chamber, and described boss is hemispherical pedestal.
Further, the profile of the head body that described hybrid chamber part is corresponding is oblate cylinder and the upper and lower formation of inverted cone, described flat cylindrical wall is uniformly distributed multiple horizontal-jet hole and is communicated with hybrid chamber with extraneous, the conical surface of described inverted cone is uniformly distributed multiple conical surface spray-hole and is communicated with hybrid chamber with extraneous.
Beneficial effect: shower nozzle of the present invention have employed hemispherical-cylindrical-spherical runner connected mode, nano powder backbone powder is easy in spherical hybrid chamber, form nano powder base dry powder aerosol; Be provided with hemispherical pedestal bottom spherical hybrid chamber, be convenient to nano powder base dry powder aerosol and evenly spread in spherical hybrid chamber; Head body is provided with level and conical surface spray-hole, and shape has a certain degree, and is convenient to the nano powder base dry powder aerosol rapid even dispersion in guard plot sprayed.
Nano powder backbone powder atomizer of the present invention has that structure is simple, atomization mixing fully, spray rapidly, the feature such as quick extinguishing.
Accompanying drawing explanation
Fig. 1 is the structure chart one of nano powder backbone powder atomizer of the present invention;
Fig. 2 is the structure chart two of nano powder backbone powder atomizer of the present invention;
Fig. 3 is the structure chart three of nano powder backbone powder atomizer of the present invention;
Fig. 4 is the top view of nano powder backbone powder atomizer of the present invention;
Fig. 5 is the sectional view of nano powder backbone powder atomizer of the present invention;
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
As accompanying drawing, a kind of nano powder backbone powder atomizer, comprise head body 1, described head body 1 comprises entrance channel 2, connecting passage 3 and hybrid chamber 4, described hybrid chamber 4 is arranged on the inside of head body 1, described entrance channel 2 is arranged on the upper end of head body 1, described entrance channel 2 is connected with hybrid chamber 4 by connecting passage 3, the size of described entrance channel 2 and hybrid chamber 4 is all greater than the size of connecting passage 3, described entrance channel 2 is hemispherical runner, described connecting passage 3 is cylindrical flow, described hybrid chamber 4 is spherical hybrid chamber, the bottom center of described hybrid chamber 4 is provided with protruding boss 7, described boss 7 is hemispherical pedestal.
The bottom of described head body 1 is provided with some spray-holes, and described spray-hole is communicated with hybrid chamber 4 with extraneous.Concrete, the profile of the head body 1 that described hybrid chamber 4 part is corresponding is oblate cylinder and the upper and lower formation of inverted cone, described flat cylindrical wall is uniformly distributed multiple horizontal-jet hole 5 and is communicated with hybrid chamber 4 with extraneous, the conical surface of described inverted cone is uniformly distributed multiple conical surface spray-hole 6 and is communicated with hybrid chamber 4 with extraneous.
As shown in Figure 5, described head body 1 is provided with hemispherical-cylindrical-spherical runner connected mode, and hemispherical runner is connected by one section of cylindrical flow with spherical hybrid chamber, and hemispherical runner and spherical hybrid chamber size are all greater than cylindrical flow.In head body 1, horizontal-jet hole 5 is evenly arranged along head body 1 outside cylinder, and the angle between horizontal-jet hole 5 is 60 °, as shown in Figures 2 and 3; The angle of the conical surface in head body 1 and head body center line is 135 °, and 6 conical surface spray-holes 6 are evenly arranged in conical surface center, and the angle between conical surface spray-hole 6 is 60 °, as shown in figs. 1 and 4.
When nano powder backbone powder system is started working, nano powder base powder extinguishing agent is under the driving of system 1.5-2MPa pressure, described nano powder backbone powder atomizer is entered by system pipeline, and along with shower nozzle runner flow forward, because sprayer body have employed hemispherical-cylindrical-spherical runner connected mode, and hemispherical runner and spherical hybrid chamber size are all greater than cylindrical flow, along with nano powder base powder extinguishing agent flowed to cylindrical flow by hemispherical runner time, channel size is in reduction, the flow velocity of nano powder base powder extinguishing agent is in increase, after nano powder base powder extinguishing agent have passed cylindrical flow, arrive in spherical hybrid chamber, channel size increases suddenly, nano powder base powder extinguishing agent fully mixes with air rapidly in spherical hybrid chamber, the volume also undergoes rapid expansion of nano powder base powder extinguishing agent, form nano powder base dry powder aerosol, nano powder base powder extinguishing agent is after forming aerosol through hemispherical-cylindrical-spherical runner, under the effect of the pressure, clash into the hemispherical pedestal bottom hemispherical hybrid chamber, part nano powder base dry powder aerosol sprays rapidly along 6 conical surface spray-holes 6, under the effect of the hemispherical pedestal bottom hemispherical hybrid chamber, nano powder base dry powder aerosol evenly spreads in spherical hybrid chamber, another part nano powder base dry powder aerosol sprays fast along 6 horizontal-jet holes 5, the nano powder base dry powder aerosol sprayed fast from horizontal-jet hole 5 and conical surface spray-hole 6 mixes further with the air in guard plot, volume expands further, final formation aerosol, thus realize fire extinguishing.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a nano powder backbone powder atomizer, it is characterized in that: comprise head body (1), described head body (1) comprises entrance channel (2), connecting passage (3) and hybrid chamber (4), described hybrid chamber (4) is arranged on the inside of head body (1), described entrance channel (2) is arranged on the upper end of head body (1), and described entrance channel (2) is connected with hybrid chamber (4) by connecting passage (3); The bottom of described head body (1) is provided with some spray-holes, and described spray-hole is communicated with hybrid chamber (4) with extraneous.
2. a kind of nano powder backbone powder atomizer according to claim 1, is characterized in that: the bottom center of described hybrid chamber (4) is provided with protruding boss (7).
3. a kind of nano powder backbone powder atomizer according to claim 1, is characterized in that: the size of described entrance channel (2) and hybrid chamber (4) is all greater than the size of connecting passage (3).
4. a kind of nano powder backbone powder atomizer according to claim 3, it is characterized in that: described entrance channel (2) is hemispherical runner, described connecting passage (3) is cylindrical flow, described hybrid chamber (4) is spherical hybrid chamber, and described boss (7) is hemispherical pedestal.
5. a kind of nano powder backbone powder atomizer according to claim 1, it is characterized in that: the profile of the head body (1) that described hybrid chamber (4) part is corresponding is oblate cylinder and the upper and lower formation of inverted cone, described flat cylindrical wall is uniformly distributed multiple horizontal-jet hole (5) and is communicated with hybrid chamber (4) with extraneous, the conical surface of described inverted cone is uniformly distributed multiple conical surface spray-hole (6) and is communicated with hybrid chamber (4) with extraneous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510494399.8A CN105126282A (en) | 2015-08-13 | 2015-08-13 | Nanometer powder base dry powder atomization nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510494399.8A CN105126282A (en) | 2015-08-13 | 2015-08-13 | Nanometer powder base dry powder atomization nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105126282A true CN105126282A (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510494399.8A Withdrawn CN105126282A (en) | 2015-08-13 | 2015-08-13 | Nanometer powder base dry powder atomization nozzle |
Country Status (1)
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| CN (1) | CN105126282A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2296241Y (en) * | 1997-03-24 | 1998-11-04 | 中国人民解放军第二炮兵工程学院维修工程研究所 | Ultrasonic electric arc spray device |
| CN102350030A (en) * | 2011-07-27 | 2012-02-15 | 江苏中瑞电保智能装备有限公司 | Composite nozzle |
| KR20130088646A (en) * | 2012-01-31 | 2013-08-08 | 주식회사 건국이엔아이 | Fire extinguisher with fire detecition tube |
| CN103816635A (en) * | 2013-11-29 | 2014-05-28 | 闫宏 | Porous spray nozzle of superfine dry powder and eruptively-generated aerosol fire extinguishing system |
| CN104138642A (en) * | 2014-08-22 | 2014-11-12 | 九江中船消防设备有限公司 | Superfine dry powder sprayer |
| CN204910582U (en) * | 2015-08-13 | 2015-12-30 | 江苏银佳企业集团有限公司 | Nano powder backbone powder atomizer |
-
2015
- 2015-08-13 CN CN201510494399.8A patent/CN105126282A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2296241Y (en) * | 1997-03-24 | 1998-11-04 | 中国人民解放军第二炮兵工程学院维修工程研究所 | Ultrasonic electric arc spray device |
| CN102350030A (en) * | 2011-07-27 | 2012-02-15 | 江苏中瑞电保智能装备有限公司 | Composite nozzle |
| KR20130088646A (en) * | 2012-01-31 | 2013-08-08 | 주식회사 건국이엔아이 | Fire extinguisher with fire detecition tube |
| CN103816635A (en) * | 2013-11-29 | 2014-05-28 | 闫宏 | Porous spray nozzle of superfine dry powder and eruptively-generated aerosol fire extinguishing system |
| CN104138642A (en) * | 2014-08-22 | 2014-11-12 | 九江中船消防设备有限公司 | Superfine dry powder sprayer |
| CN204910582U (en) * | 2015-08-13 | 2015-12-30 | 江苏银佳企业集团有限公司 | Nano powder backbone powder atomizer |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20151209 |