CN1772393A - Sprayer - Google Patents

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Publication number
CN1772393A
CN1772393A CN 200410088927 CN200410088927A CN1772393A CN 1772393 A CN1772393 A CN 1772393A CN 200410088927 CN200410088927 CN 200410088927 CN 200410088927 A CN200410088927 A CN 200410088927A CN 1772393 A CN1772393 A CN 1772393A
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CN
China
Prior art keywords
aforementioned
sprayer
shower nozzle
conservancy diversion
nozzle
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Pending
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CN 200410088927
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Chinese (zh)
Inventor
蔡荣锋
徐一量
蓝成阳
林木荣
张文俊
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Industrial Technology Research Institute ITRI
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Industrial Technology Research Institute ITRI
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Priority to CN 200410088927 priority Critical patent/CN1772393A/en
Publication of CN1772393A publication Critical patent/CN1772393A/en
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Abstract

The high pressure water fog sprayer for extinguishing fire includes one sprayer body with seat and connecting pipe, at least two nozzles and flow guide rods in the number corresponding to that of nozzles. The sprayer seat has at least two nozzle fixers communicated to the main flow channel inside the connecting pipe; the nozzle has spraying opening in the lower end and opening in the upper end for the flow guide rod to be set inside the nozzle; and the flow guide rod has flow guiding groove corresponding to the spraying opening in the lower end. The nozzles are configured into at least two different angles, and regulating the angle between the spraying opening and the sprayer seat can obtain proper spraying angle. Matching the flow guide rods with different flow guiding grooves and various spraying holes in different sizes can form different spraying forms in different spraying angles and sprayed fog sizes for different fire extinguishing aims.

Description

Sprayer
Technical field
The present invention relates to a kind of sprayer, refer to a kind of fire-fighting heavy pressure fine spray sprayer that the Suresh Kumar spraying changes that has especially.
Background technology
1987 by standard in the U.S. and each big industrial country of the whole world Montreux Convention (MontrealProtocol) of being signed the fluorine chlorine compound production and use amount and limit its manufacturings and be positioned at stratospheric ozone with protection, so the serial fire extinguishing system of sea otter need be carried out the top-down review of fire-extinguishing apparatus replacement scheme because of environmental protection requirement.
Nearest trend is that thin water smoke is a new option on effective fire extinguishing and environmental protection subject under discussion.According to research, the thin water smoke of particle diameter below 1000 μ m has good heat suction-operated, and simultaneously thin water smoke can see through elevator suction effect can go deep into the burning things which may cause a fire disaster root, eliminates the deep layer fire.The thin water smoke of 1g can absorb the heat of vaporization of 2.4KJ in theory, because water consumption is economized very much, damage by water is very little, can eliminate most ABC class fire again, is a kind of good option of sea otter substitute therefore.
The conventional high-tension sprayer, its structure is shown in Figure 13, this high-pressure sprayer 90 is provided with a plurality of radially outside, downward-sloping equally distributed spray-holes 91, all spray-holes 91 constitute circular annular distribution (angle that is each spray-hole 91 is 18 degree) as shown in figure 14, and the aperture of each spray-hole 91 is generally between 0.1 to 0.6mm.When by high-pressure pump water pressurization back being delivered to high-pressure sprayer 90 by water pipe, the water after the pressurization is promptly sprayed out the thin water column of high speed (liquid jet) of taper by high-pressure sprayer 90 set spray-holes 91.
Make though the aperture of spray-hole 91 is minimum the thin water column of the high speed that is sprayed with extraneous air high-speed friction, disturbance after obtain the thin water smoke of fine grain of tool penetration power (penetration), little spraying angle of flare, conventional high-tension sprayer 90 still has following disappearance:
1, high-pressure sprayer 90 needs (to be about 100kgf/cm with high pressure for producing fine spraying 2), set up the effect of atomizing; 2, minimum because of the aperture of spray-hole 91, process very difficult; 3, more minimum because of the aperture of spray-hole 91, relatively also reduce the flow of water and gone out bore, cause spray-hole to stop up easily; 4, the spray atomization distance that produces in the mode of the tiny spray-hole 91 of high interference fit easily produces hollow thin water smoke, is unfavorable for reaching the purpose of effective fire extinguishing; 5, high-pressure sprayer 90 fog patterns (particle diameter, spraying angle and atomization distance etc.) are subject to the size and location of spray-hole, are difficult to adjust fog pattern, and elasticity is little, can't be at the effective fog pattern of different scene of a fire situation adjustment.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of sprayer with hybrid nozzle boss and water conservancy diversion rod, particular design by the drainage groove of aforementioned water conservancy diversion rod, and the angle position of nozzle boss design, make sprayer of the present invention can produce the big small particle diameter mixed atomizing of spray particle diameter less than 1000 μ m, and can control spray angle, spray particle diameter and fog pattern (hollow or solid) by the different water conservancy diversion rod designs and the different sprayings of arranging in pairs or groups, to form the spray effect of different types, can be fit to different fire extinguishing objects.
The research and development principle of high-pressure sprayer is the flow of sprayer and the square root of operating pressure Square (dL with the aperture 2) be directly proportional, flow is big more, and the caloric receptivity of unit space is also big more.Target flow, operating pressure, can get the aperture and the average grain diameter (SMD) of sprayer, so the invention provides in a kind of nozzle of sprayer the water conservancy diversion rod be set, and adjusting aforementioned nozzle cooperates with the water conservancy diversion rod of particular design, increasing the radial velocity component of thin water smoke, to make angle of flare and the average grain diameter that obtains suitable spraying, and reduce the operating pressure of sprayer.
The sprayer that achieves the above object, comprise: sprayer body with nozzle boss and connection tube, at least two shower nozzles and corresponding to the water conservancy diversion rod of aforementioned shower nozzle quantity, aforementioned nozzle boss is provided with at least two holddown grooves and is used for fixing aforementioned shower nozzle, each holddown groove all connects to the sprue that is formed at aforementioned connection tube inside by a runner, the lower surface of aforementioned shower nozzle is provided with a nozzle, the upper surface of aforementioned shower nozzle then forms an opening and is placed in the inner institute of this shower nozzle for aforementioned water conservancy diversion rod and is provided with and takes in the district, this is taken in the district and is communicated in aforementioned nozzle, and it is in opposite directions in aforementioned nozzle that the lower surface of aforementioned water conservancy diversion rod then is provided with the drainage groove.
The showerhead configurations of aforementioned sprayer becomes at least two kinds of different angles.
When aforementioned showerhead configurations becomes two kinds of different angles, be to be Nei Huan district and outer zone configuration, and outer zone shower nozzle angle is greater than Nei Huan district shower nozzle angle.
When aforementioned showerhead configurations becomes two kinds of different angles, be to be central area and the configuration of Nei Huan district, and Nei Huan district shower nozzle angle is greater than central area shower nozzle angle.
When aforementioned showerhead configurations becomes two kinds of different angles, be configuration, and outer zone shower nozzle angle is greater than central area shower nozzle angle for central area and outer zone.
When aforementioned showerhead configurations becomes three kinds of different angles, be configuration, and outer zone shower nozzle angle is greater than Nei Huan district shower nozzle angle, and Nei Huan district shower nozzle angle is greater than central area shower nozzle angle for central area, Nei Huan district, outer zone.
Be provided with a sealing ring between aforementioned shower nozzle and holddown groove.
Aforementioned shower nozzle and holddown groove are to fix by the mode of being spirally connected.
The drainage groove of aforementioned water conservancy diversion rod is made of the main drainage groove and the branch's drainage groove that is connected to these main drainage groove both sides and incorgruous setting that hangs down.
The drainage groove of aforementioned water conservancy diversion rod is a yi word pattern.
The drainage groove of aforementioned water conservancy diversion rod is to constitute incorgruous setting and the distance of being separated by by two drainage grooves.
The drainage groove of aforementioned water conservancy diversion rod disposes radially.
The operating pressure interval of aforementioned shower nozzle is 30bar-150bar.
The spraying that aforementioned shower nozzle sprays out, average grain diameter is less than 1000 μ m.
Aforementioned each jet angle can be provided with one to 12 shower nozzle.
Aforementioned shower nozzle is in conjunction with producing different-grain diameter and spraying the nozzle and the water conservancy diversion rod at angle, to produce the mixed atomizing that has big small particle diameter simultaneously.
The invention has the advantages that: the shower nozzle in different nozzles aperture and the water conservancy diversion rod of different drainage trench design can be done different combinations, to produce the thin water smoke that has different big small particle diameter simultaneously or be all identical big small particle diameter.
Description of drawings
Aforementioned purpose of the present invention or feature will be described in detail according to accompanying drawing, and what only need understand is that appended graphic and the cited case is as explanation but not in restriction or dwindle category of the present invention.
Fig. 1 is the longitudinal profile structure chart of sprayer of the present invention.
Fig. 2 is the stereogram of the water conservancy diversion rod of sprayer of the present invention.
Fig. 3 is the plane of the drainage groove of the water conservancy diversion rod lower surface of sprayer of the present invention.
Fig. 4 demonstrates a plurality of showerhead configurations and becomes three kinds of angles for the bottom view of sprayer of the present invention.
Another implements the bottom view of the sprayer of aspect to Fig. 5 for the present invention, demonstrates a plurality of showerhead configurations and becomes two kinds of angles.
Fig. 6 shows the schematic diagram of complying with different collocation presents small particle diameter and the thin water smoke of big particle diameter according to the shower nozzle of the sprayer of Fig. 5 and water conservancy diversion rod.
Fig. 7 is another embodiment schematic diagram of Fig. 6.
Fig. 8 is another embodiment schematic diagram of Fig. 6.
Fig. 9 is another embodiment schematic diagram of water conservancy diversion rod shown in Figure 2.
Figure 10 is another embodiment schematic diagram of water conservancy diversion rod shown in Figure 2.
Figure 11 is another embodiment schematic diagram of water conservancy diversion rod shown in Figure 2.
Figure 12 is for spraying out the schematic diagram of thin water smoke according to the shown sprayer of Fig. 1.
Figure 13 shows that the conventional high-tension sprayer sprays out the schematic diagram of thin water smoke.
Figure 14 shows the bottom view of conventional high-tension sprayer.
The drawing reference numeral explanation:
100 sprayers, 1 sprayer body, 2 shower nozzles
3 water conservancy diversion rod, 10 nozzle bosses, 11 connection tubes
12 sprues, 13 holddown grooves, 15 runners
16 outer zones, 17 Nei Huan districts, 18 central areas
23 take in district's 24 spray holes, 32 main drainage grooves
33,34 branches drainage groove, 40 small particle diameter, 50 big particle diameters
The specific embodiment
Please refer to Fig. 1, show the profilograph of sprayer 100 of the present invention.Sprayer 100 of the present invention comprises: have the sprayer body 1 of nozzle boss 10 and connection tube 11, a plurality of shower nozzle 2 and corresponding to the water conservancy diversion rod 3 of aforementioned shower nozzle 2 quantity.
Aforementioned nozzle boss 10 is provided with the holddown groove 13 corresponding to aforementioned shower nozzle 2 quantity, and each holddown groove 13 inwall is provided with negative thread portion 14, and each holddown groove 13 all connects to the sprue 12 that is formed at aforementioned connection tube 11 inside by a runner 15; The lower surface 22 of aforementioned each shower nozzle 2 is provided with a nozzle 24,21 of the upper surfaces of each shower nozzle 2 form an opening and are communicated in inner formed district 23 and this taken in of this shower nozzle 2 and take in district 23 and be communicated in aforementioned nozzle 24 again, the aperture of aforementioned nozzle 24 is less than the bore of taking in district 23, and formation outer screw section 20 on the external peripheral surface of shower nozzle 2; The lower surface 31 of aforementioned water conservancy diversion rod 3 is provided with the drainage groove that is made of main drainage groove 32 and the vertical branch's drainage groove 33,34 that is connected to these main drainage groove 32 both sides and incorgruous setting, this drainage groove is in opposite directions in aforementioned nozzle 24, the upper surface 30 that reaches aforementioned water conservancy diversion rod 3 is provided with cross groove 35, and the formation of relevant water conservancy diversion rod 3 please refer to Fig. 2 and Fig. 3.
During combination, at first water conservancy diversion rod 3 is inserted taking in of shower nozzle 2 and distinguish in 23, the drainage grooved surface that makes shower nozzle 2 is to nozzle 24, and the negative thread portion 14 that its outer screw section 20 of shower nozzle 2 mats is locked holddown groove 13 so is about to shower nozzle 2 and is fixed on the nozzle boss 10 again.For reaching shower nozzle 2 and the sealing effectiveness that nozzle boss 10 is spirally connected, a sealing ring 25 can be set therebetween.
Please referring to Fig. 1 and Fig. 4, sprayer 100 central shaft longitudinally is provided with shower nozzle 2 after the combination, and this shower nozzle 2 is positioned on the central area 18, that is shower nozzle 2 of 18 configurations of central area, and these coaxial shower nozzle 2 its angles in aforementioned central shaft are zero degree, are denoted as α 0; Shower nozzle 2 peripheries in abutting connection with being disposed at aforementioned central area 18 are provided with equidistributed six shower nozzles 2, and these shower nozzles 2 are positioned in the Nei Huan district 17, and each shower nozzle 2 in this Nei Huan district 17 and the angle of aforementioned central shaft are denoted as α 1 for for example 35 degree; Periphery in abutting connection with being disposed at the shower nozzle 2 in aforementioned Nei Huan district 17 is provided with equidistributed 12 shower nozzles 2, and these shower nozzles 2 are positioned on the outer zone 16, and each shower nozzle 2 on this outer zone 16 and the angle of aforementioned central shaft are denoted as α 2 for for example 70 degree.In other words, the shower nozzle 2 of aforementioned sprayer 100 is configured to three kinds of different angles, i.e. α 0, α 1 and α 2, and α 0 angle less than α 1 and α 1 angle less than α 2.
The connection tube 11 of aforementioned sprayer 100 is attached to fire extinguisher canvas hose, when high-pressure pump is delivered to sprayer 100 with water pressurization back by water pipe, the water of high pressure promptly enters each runner 15 via sprue 12, the slight gap of taking in district 23 and excellent 3 of water conservancy diversion that enters again in the shower nozzle 2 via each shower nozzle 2 causes nozzle 24 by the drainage groove of water conservancy diversion rod 3 again, sprays out the vaporific thin water column of high speed by each nozzle 24 at last.The purpose that the upper surface 30 of aforementioned water conservancy diversion rod 3 is provided with cross groove 35 is to increase the flow that water enters shower nozzle 2.
The aforementioned thin water column of high speed that ejects by nozzle 24 with extraneous air high-speed friction, disturbance after obtain the thin water smoke of tool penetration power, and, can increase the radial velocity component of thin water smoke and obtain suitable spray angle and make that thin water smoke average grain diameter is between 30 to 150bar less than 1000 μ m and the operating pressure that reduces sprayer 100 by the drainage groove that water conservancy diversion rod 3 is provided with.
Because the design principle of high-pressure sprayer is the flow of sprayer and the square root of operating pressure
Figure A20041008892700101
Be directly proportional with square (dL2) in nozzle aperture, flow is big more, and the caloric receptivity of unit space is also big more.Target flow and operating pressure can obtain the aperture and the average grain diameter related datas such as (SMD) of shower nozzle.In theory, the inside of thin water smoke is near heat release source or burning things which may cause a fire disaster, thereby needs higher volume flux density (liquidflux) to quicken its heat absorption rate, and away from the outside thin water smoke of fiery plumage, its volume flux density can reduce to increase its pretective acreage.Therefore, a plurality of shower nozzles 2 of sprayer 100 of the present invention are configured to three kinds of different angles α 0, α 1, α 2 according to Fig. 1, wherein α 0, α 1 can increase the volume flux of thin water smoke inside, the thin water smoke of big spray angle α 2 of arranging in pairs or groups simultaneously can make the wide and wide solid slim water smoke cylinder of 2 composition that spray out of all disputing, in the zone is sprayed in its three-dimensional space, form broad buffer zone and effectively spray area, please referring to Figure 12.
According to Fig. 1 and Fig. 4, the shower nozzle 2 of sprayer 100 of the present invention can change and is configured to example shown in Figure 5.Embodiment as shown in Figure 5 is different from Fig. 4 part and is: 2 in the shower nozzle of sprayer 100 is disposed at Nei Huan district 17 and outer zone 16, and wherein Nei Huan district 17 disposes equidistributed three shower nozzles 2; 16 of outer zones dispose equidistributed six shower nozzles 2.In other words, shower nozzle 2 is configured on Nei Huan district and the outer zone and constitutes two kinds of different angles, and outer zone shower nozzle angle (being the α 2 of Fig. 1) is greater than Nei Huan district shower nozzle angle (being the α 1 of Fig. 1).
Because water conservancy diversion rod 11 of the present invention for the spray characteristics influence greatly, different designs can produce different effects.Therefore, the drainage groove 32 ' of being located at lower surface 31 of water conservancy diversion rod 3 as shown in Figure 9 is yi word pattern; The two drainage grooves 32 ' that water conservancy diversion rod 3 as shown in figure 10 is located at lower surface 31 are the incorgruous setting and the distance of being separated by; And the plural drainage groove 32 ' that as shown in figure 11 water conservancy diversion rod 3 is located at lower surface 31 disposes radially, the arrange in pairs or groups nozzle 12 in different spray angles (α 0, α 1, α 2) and different apertures of the drainage groove 32 (32 ') of implementing the aspect design by difference can produce different angle, spray particle diameter and the fog patterns (for example: hollow spraying or solid spray) of spraying.That is, according to (please cooperate Fig. 5) shown in Figure 6, be positioned at the shower nozzle 2 with spray angle (α 1) in aforementioned Nei Huan district 17, can arrange in pairs or groups the drainage groove and nozzle 24 apertures of the water conservancy diversion rod 11 that is different from outer zone 16, the thin water fog particle of its generation is a small particle diameter 40, the water fog particle of the big particle diameter 50 that is produced less than outer zone shower nozzle 16; Otherwise, as shown in Figure 7, being positioned at the shower nozzle 2 with spray angle (α 2) of aforementioned outer zone 16, the thin water fog particle of its generation is a small particle diameter 40, the thin water fog particle of the big particle diameter 50 that is produced less than Nei Huan district shower nozzle 17.Embodiment according to earlier figures 6 and Fig. 7, further the plural shower nozzle 2 with spray angle (α 2) of outer zone 16 can be mixed into producible small particle diameter 40 and big particle diameter 50, the plural shower nozzle 2 with spray angle (α 1) that reaches Nei Huan district 17 mixes into producible small particle diameter 40 and big particle diameter 50, please referring to Fig. 8.In like manner, but according to the plural shower nozzle 2 of Fig. 4 configuration also pie graph 6 to Fig. 8 can produce the enforcement aspect of small particle diameter 40 and big particle diameter 50.Go to put out different burning things which may cause a fire disaster by aforementioned different sprayings combination, and reach the effect that Suresh Kumar is put out a fire.
The nozzle pore size of relevant shower nozzle of the present invention, each distinguishes shower nozzle angle angle, showerhead configurations quantity, the style of water conservancy diversion rod drainage groove is drainage groove weight even, or a plurality of shower nozzles are arranged at central area and outer zone, and shower nozzle can be configured to the angle more than four kinds, and spray stone only is arranged at outer zone or Nei Huan district central area or the like even, all this present invention also will not strictly limit but can present diversified design, thereby can show abundant combination variability to produce different spray shapes and to spray the angle, in response to the demand in configuration place, effectively reach the purpose of fire extinguishing.

Claims (23)

1, a kind of sprayer comprises:
Sprayer body has nozzle boss and connection tube, and aforementioned nozzle boss is provided with at least two holddown grooves, and each holddown groove all connects to the sprue that is formed at aforementioned connection tube inside by a runner;
At least two water conservancy diversion rods, the lower surface of each water conservancy diversion rod is provided with the drainage groove; And
At least two shower nozzles, be individually fixed in each holddown groove of aforementioned nozzle boss, the lower surface of each shower nozzle is provided with a nozzle and upper surface and forms an opening and be placed in inner set the taking in the district of this shower nozzle for an aforementioned water conservancy diversion rod, aforementioned shower nozzle take in the district and be communicated in aforementioned nozzle, the drainage groove of aforementioned water conservancy diversion rod is in opposite directions in aforementioned nozzle.
2, sprayer as claimed in claim 1 is characterized in that, the showerhead configurations of aforementioned sprayer becomes at least two kinds of different angles.
3, sprayer as claimed in claim 2 is characterized in that, when aforementioned showerhead configurations becomes two kinds of different angles, be to be Nei Huan district and outer zone configuration, and outer zone shower nozzle angle is greater than Nei Huan district shower nozzle angle.
4, sprayer as claimed in claim 2 is characterized in that, when aforementioned showerhead configurations becomes two kinds of different angles, be to be central area and the configuration of Nei Huan district, and Nei Huan district shower nozzle angle is greater than central area shower nozzle angle.
5, sprayer as claimed in claim 2 is characterized in that, when aforementioned showerhead configurations becomes two kinds of different angles, be to be central area and outer zone configuration, and outer zone shower nozzle angle is greater than central area shower nozzle angle.
6, sprayer as claimed in claim 2, it is characterized in that, when aforementioned showerhead configurations becomes three kinds of different angles, be the configuration for central area, Nei Huan district, outer zone, and outer zone shower nozzle angle is greater than Nei Huan district shower nozzle angle, and Nei Huan district shower nozzle angle is greater than central area shower nozzle angle.
7, as each described sprayer among the claim 1-6, it is characterized in that, be provided with a sealing ring between aforementioned shower nozzle and holddown groove.
8, as each described sprayer among the claim 1-6, it is characterized in that aforementioned shower nozzle and holddown groove are to fix by the mode of being spirally connected.
As each described sprayer among the claim 1-6, it is characterized in that 9, the drainage groove of aforementioned water conservancy diversion rod is made of the main drainage groove and the branch's drainage groove that is connected to these main drainage groove both sides and incorgruous setting that hangs down.
As each described sprayer among the claim 1-6, it is characterized in that 10, the drainage groove of aforementioned water conservancy diversion rod is a yi word pattern.
As each described sprayer among the claim 1-6, it is characterized in that 11, the drainage groove of aforementioned water conservancy diversion rod is to constitute incorgruous setting and the distance of being separated by by two drainage grooves.
As each described sprayer among the claim 1-6, it is characterized in that 12, the drainage groove of aforementioned water conservancy diversion rod disposes radially.
13, sprayer as claimed in claim 1 is characterized in that, operating pressure is between the 30bar-150bar.
14, sprayer as claimed in claim 1 is characterized in that, the spraying that aforementioned shower nozzle sprays out, and average grain diameter is less than 1000 μ m.
15, sprayer as claimed in claim 1 is characterized in that, aforementioned each jet angle can be provided with one to 12 shower nozzle.
16, sprayer as claimed in claim 1, it is characterized in that, in conjunction with producing different-grain diameter and spraying the nozzle and the water conservancy diversion rod at angle, the combination variability that tool enriches is to produce different spray shapes and to spray the angle, the mixed atomizing that has big small particle diameter simultaneously, in response to the demand in configuration place, effectively reach the purpose of fire extinguishing.
17, a kind of sprayer comprises:
Sprayer body has nozzle boss and connection tube, and aforementioned nozzle boss is provided with at least one holddown groove, and each holddown groove all connects to the sprue that is formed at aforementioned connection tube inside by a runner;
At least one water conservancy diversion rod, the lower surface of each water conservancy diversion rod is provided with the drainage groove; And
At least one shower nozzle, be individually fixed in each holddown groove of aforementioned nozzle boss, the lower surface of each shower nozzle is provided with a nozzle and upper surface and forms an opening and be placed in inner set the taking in the district of this shower nozzle for an aforementioned water conservancy diversion rod, aforementioned shower nozzle take in the district and be communicated in aforementioned nozzle, the drainage groove of aforementioned water conservancy diversion rod is in opposite directions in aforementioned nozzle.
18, sprayer as claimed in claim 17 is characterized in that, is provided with a sealing ring between aforementioned shower nozzle and holddown groove.
19, sprayer as claimed in claim 17 is characterized in that, aforementioned shower nozzle and holddown groove are to fix by the mode of being spirally connected.
20, sprayer as claimed in claim 17 is characterized in that, the drainage groove of aforementioned water conservancy diversion rod is made of the main drainage groove and the branch's drainage groove that is connected to these main drainage groove both sides and incorgruous setting that hangs down.
21, sprayer as claimed in claim 17 is characterized in that, the drainage groove of aforementioned water conservancy diversion rod is a yi word pattern.
22, sprayer as claimed in claim 17 is characterized in that, the drainage groove of aforementioned water conservancy diversion rod is to constitute incorgruous setting and the distance of being separated by by two drainage grooves.
23, sprayer as claimed in claim 17 is characterized in that, the drainage groove of aforementioned water conservancy diversion rod disposes radially.
CN 200410088927 2004-11-09 2004-11-09 Sprayer Pending CN1772393A (en)

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Application Number Priority Date Filing Date Title
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009109800A1 (en) * 2008-03-07 2009-09-11 Wai Man Tsai Multi impact type water mist nozzle
CN102009006A (en) * 2010-12-16 2011-04-13 保定天威集团有限公司 Multi-hole bottle mouth
CN102989099A (en) * 2012-11-17 2013-03-27 合肥辰泰安全设备有限责任公司 Water mist curtain spray head
CN110537436A (en) * 2019-09-29 2019-12-06 邱晨霞 modern agriculture big-arch shelter watering equipment
CN112337237A (en) * 2020-10-21 2021-02-09 江苏旭龙环境科技有限公司 Anti-clogging atomization assembly and method applied to waste gas treatment
CN113509674A (en) * 2021-08-18 2021-10-19 联捷(南通)智能科技有限公司 Fire extinguishing nozzle capable of generating different water mist
CN113521627A (en) * 2021-07-22 2021-10-22 联捷(南通)智能科技有限公司 Closed high-pressure uniform injection nozzle
CN113895647A (en) * 2021-10-11 2022-01-07 滨州学院 Novel steam jet multifunctional aircraft deicing vehicle
CN114197145A (en) * 2021-12-23 2022-03-18 珠海格力电器股份有限公司 Spray header with different spray angles and washing machine
CN114438702A (en) * 2022-02-14 2022-05-06 珠海格力电器股份有限公司 Spray header for washing machine and washing machine
CN117065068A (en) * 2023-10-16 2023-11-17 山东安捷高科消毒科技有限公司 Intelligent hydrogen peroxide disinfection and sterilization equipment
WO2024045997A1 (en) * 2022-08-31 2024-03-07 Tcl Zhonghuan Renewable Energy Technology Co., Ltd. Cleaning device for net monitor and slicer

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009109800A1 (en) * 2008-03-07 2009-09-11 Wai Man Tsai Multi impact type water mist nozzle
GB2470244A (en) * 2008-03-07 2010-11-17 Wai Man Tsai Multi impact type water mist nozzle
CN102009006A (en) * 2010-12-16 2011-04-13 保定天威集团有限公司 Multi-hole bottle mouth
CN102989099A (en) * 2012-11-17 2013-03-27 合肥辰泰安全设备有限责任公司 Water mist curtain spray head
CN102989099B (en) * 2012-11-17 2015-11-11 合肥辰泰安全设备有限责任公司 A kind of water mist curtain spray head
CN110537436A (en) * 2019-09-29 2019-12-06 邱晨霞 modern agriculture big-arch shelter watering equipment
CN112337237A (en) * 2020-10-21 2021-02-09 江苏旭龙环境科技有限公司 Anti-clogging atomization assembly and method applied to waste gas treatment
CN112337237B (en) * 2020-10-21 2022-01-07 江苏旭龙环境科技有限公司 Anti-clogging atomization assembly and method applied to waste gas treatment
CN113521627A (en) * 2021-07-22 2021-10-22 联捷(南通)智能科技有限公司 Closed high-pressure uniform injection nozzle
CN113509674A (en) * 2021-08-18 2021-10-19 联捷(南通)智能科技有限公司 Fire extinguishing nozzle capable of generating different water mist
CN113895647A (en) * 2021-10-11 2022-01-07 滨州学院 Novel steam jet multifunctional aircraft deicing vehicle
CN114197145A (en) * 2021-12-23 2022-03-18 珠海格力电器股份有限公司 Spray header with different spray angles and washing machine
CN114197145B (en) * 2021-12-23 2022-12-16 珠海格力电器股份有限公司 Spray header with different spray angles and washing machine
CN114438702A (en) * 2022-02-14 2022-05-06 珠海格力电器股份有限公司 Spray header for washing machine and washing machine
CN114438702B (en) * 2022-02-14 2023-01-24 珠海格力电器股份有限公司 Spray header for washing machine and washing machine
WO2024045997A1 (en) * 2022-08-31 2024-03-07 Tcl Zhonghuan Renewable Energy Technology Co., Ltd. Cleaning device for net monitor and slicer
CN117065068A (en) * 2023-10-16 2023-11-17 山东安捷高科消毒科技有限公司 Intelligent hydrogen peroxide disinfection and sterilization equipment
CN117065068B (en) * 2023-10-16 2023-12-22 山东安捷高科消毒科技有限公司 Intelligent hydrogen peroxide disinfection and sterilization equipment

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