CN105855104A - Mushroom head nozzle and launch platform uniform water curtain protection system using same - Google Patents
Mushroom head nozzle and launch platform uniform water curtain protection system using same Download PDFInfo
- Publication number
- CN105855104A CN105855104A CN201610407548.7A CN201610407548A CN105855104A CN 105855104 A CN105855104 A CN 105855104A CN 201610407548 A CN201610407548 A CN 201610407548A CN 105855104 A CN105855104 A CN 105855104A
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- China
- Prior art keywords
- mushroom head
- flat pad
- nozzle
- mushroom
- water spray
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/06—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in annular, tubular or hollow conical form
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
- F41F3/00—Rocket or torpedo launchers
- F41F3/04—Rocket or torpedo launchers for rockets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Nozzles (AREA)
Abstract
The invention relates to a spray device for protecting a carrier rocket launch platform and a protection system using the spray device and aims to provide a mushroom head nozzle which is large in spray area and supportive of independent assembly and a launch platform uniform water curtain protection system using the same. The launch platform uniform water curtain protection system can realize uniform water curtain spray and convenient and quick docking and separating of the mushroom head nozzle and a launch platform. The mushroom head nozzle comprises a mushroom head handle (2) and a mushroom head portion (1) which are provided with a water incoming passage (3) and a water spraying passage (4) respectively, and the water incoming passage and the water spraying passage are communicated. The launch platform uniform water curtain protection system comprises a main pipe (8), a first short pipe (11) with a clamping groove (12) is communicated with the main pipe, the mushroom head handle is hermetically mounted in the clamping groove, and a lateral nozzle (14) is arranged on the main pipe.
Description
Technical field
The present invention relates to spray field, particularly relate to a kind of spray equipment for the protection of carrier rocket flat pad and use should
The guard system of device.
Background technology
For in carrier rocket emission process produce huge discharge, at a high speed, the high-temperature fuel gas stream ablation problem to flat pad, mesh
Before domestic have been developed for multiple thermal protection technology, it includes coating thermal protection technology, composite cover plate guard technology.In recent years
Also greatly developing water spray active defense technology, it is the most fiery that this technology is based primarily upon strap-on vehicle lift-off technology feature
Arrow flat pad construction features is developed.The most authorized patent (patent No. CN 201110332523.2, CN
201210238666.1, CN 201210373251.5) fully show that current water spray active defense technology is mainly based on all sparing to
The water spray guard technology that water lines combines with water pipe array, these patented technologies at present the most in rocket launching site, transmitting
System Construction is applied.
There are the following problems for above-mentioned water spray thermal protection technology:
(1) using the direct spray mode of water pipe, this kind of mode pretective acreage near table top is narrower, but table top allows
The water pipe number of arrays arranged is limited, so purpose overall protected to flat pad can not be completed.
(2) sprinkler considers and the combination of flat pad platform body structure, composition matching mode the most further, it is impossible to realize spray
Wetting system primary clustering is outer individually packaged at flat pad stage body, it is impossible to entered on flat pad stage body by integral hoisting easily, also
Cannot realize the effective Butt sealing with stage body, the consequence so caused cannot realize flat pad exactly under the conditions of breaking down
The convenient separation maintenance of stage body.
Summary of the invention
The technical problem to be solved in the present invention is to provide that a kind of spray area is big, mushroom head nozzle that can be individually packaged and use
The flat pad even water curtain guard system of this nozzle, this guard system be capable of even water curtain spray and mushroom head nozzle with
The convenient docking of flat pad with separate.
Mushroom head nozzle in the present invention, including mushroom head shank and mushroom head head, is provided with in described mushroom head shank and leads to into water
Road, described mushroom head head is provided with water spray passage, and described water spray passage is along the radial arrangement of mushroom head shank, described intake tunnel
With water spray passage be connected, described water spray passage includes upper wall, lower wall and two sidewalls, the distance between described upper lower wall from
The most outwards tapering into, the distance between said two sidewall from inside to outside becomes larger.
Mushroom head nozzle in the present invention, wherein said mushroom head shank is column type, and described intake tunnel is along mushroom head shank
Axial arranged, described mushroom head head includes a circular end cap, and described end cap is fixed on the upper end of mushroom head shank, described end cap
Lower section be provided with lower baffle plate, described lower baffle plate is fixed on mushroom head shank, is fixed with two sides between described lower baffle plate and end cap
Baffle plate, the passage that described end cap, lower baffle plate and two side shields surround is described water spray passage, described end cap, lower baffle plate with
And two side shields respectively constitute the water spray upper wall of passage, lower wall and two sidewalls.
Mushroom head nozzle in the present invention, the angle between wherein said water spray passage and mushroom head shank is less than 90 degree.
Mushroom head nozzle in the present invention, the quantity of wherein said water spray passage is 1.
Mushroom head nozzle in the present invention, the quantity of wherein said water spray passage is two, and two water spray passages are symmetrically distributed in mushroom
The opposite sides in mushroom head portion.
Mushroom head nozzle in the present invention, the quantity of wherein said water spray passage is multiple, and multiple water spray passages are evenly distributed on mushroom
The periphery in mushroom head portion.
The flat pad even water curtain guard system using above-mentioned mushroom head nozzle in the present invention, also includes main pipe, described master
The periphery of main pod apertures along flat pad is arranged, main pipe is arranged on below the table top of flat pad, main pipe is communicated with
Multiple first short tubes, the termination of described first short tube is provided with draw-in groove, and the mushroom head shank of described mushroom head nozzle passes flat pad
Table top be sealingly mounted in described draw-in groove, described mushroom head nozzle is fixed on flat pad by securing member, described main pipe
On be additionally provided with multiple lateral nozzle, the other end of described lateral nozzle is through flat pad pod apertures sidewall being fixed on sidewall.
Flat pad even water curtain guard system in the present invention, wherein said lateral nozzle includes connection second on main pipe
Short tube, described second short tube is set with taper thimble, and the other end of described taper thimble is through flat pad pod apertures sidewall and passes through
First flange is fixed on sidewall.
Flat pad even water curtain guard system in the present invention, the quantity of wherein said first short tube and the second short tube is identical, the
One short tube and the second short tube are all evenly arranged on main pipe, and the first short tube and the second short tube are positioned at the same circumference position of main pipe
On.
Flat pad even water curtain guard system in the present invention, the mode that wherein said mushroom head nozzle is fixed on flat pad
For: being fixed with reinforcing ring on the table top of flat pad, on the mushroom head shank of described mushroom head nozzle, fixed cover is equipped with the second method
Orchid, described second flange is fixed on reinforcing ring by flange connector.
Mushroom head nozzle of the present invention and use the flat pad even water curtain guard system difference from prior art of this nozzle to exist
The passage radial arrangement along mushroom head shank of spraying water of the mushroom head nozzle in the present invention, and on passage of spraying water between lower wall
Distance from inside to outside tapers into, and the distance between two sidewalls from inside to outside becomes larger, therefore, it is possible to form large-area spray
Drench region.Mushroom head nozzle includes mushroom head shank and mushroom head head, it is possible to individually packaged, by mushroom head shank and mushroom head
Head is installed on flat pad after assembling.The flat pad even water curtain guard system using mushroom head nozzle in the present invention,
Including the mushroom head nozzle being arranged on above flat pad, also include the lateral nozzle being arranged on flat pad pod apertures sidewall,
Mushroom head nozzle sprays jointly with lateral nozzle, thus realizes even water curtain spray.Pass through between mushroom head nozzle and flat pad
Securing member connect, it is achieved convenient docking between the two with separate.
The invention will be further described below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is the front view of mushroom head nozzle in the present invention；
Fig. 2 is the front sectional view of mushroom head nozzle in the present invention；
Fig. 3 is the vertical view cutaway drawing that in the present invention, mushroom head nozzle is provided with two water spray passages；
Fig. 4 is the vertical view cutaway drawing that in the present invention, mushroom head nozzle is provided with a water spray passage；
Fig. 5 is the vertical view cutaway drawing that in the present invention, mushroom head nozzle is provided with three water spray passages；
Fig. 6 is the axonometric chart of mushroom head nozzle in the present invention；
Fig. 7 is the installment state figure of mushroom head nozzle in the present invention；
Fig. 8 is the structure chart of flat pad even water curtain guard system in the present invention；
Fig. 9 is the partial enlarged drawing in Fig. 8 at A；
Figure 10 is the lateral nozzle arrangements figure of flat pad even water curtain guard system in the present invention.
Detailed description of the invention
As it is shown in figure 1, and combine shown in Fig. 2, Fig. 6, the mushroom head nozzle 13 in the present invention includes mushroom head shank 2 and mushroom
Mushroom head portion 1, is provided with intake tunnel 3 in described mushroom head shank 2, described mushroom head head 1 is provided with spray aquaporin-4, described
Spray aquaporin-4 is connected along the radial arrangement of mushroom head shank 2, described intake tunnel 3 with spray aquaporin-4, and described water spray leads to
Road 4 includes upper wall, lower wall and two sidewalls, and the distance between described upper lower wall from inside to outside tapers into, said two side
Distance between wall from inside to outside becomes larger.
Mushroom head shank 2 in column type, axial arranged along mushroom head shank 2 of described intake tunnel 3, the number of intake tunnel 3
Amount is set to 1, makes whole mushroom head shank 2 become cylindric.Described mushroom head head 1 includes a circular end cap 5, described
End cap 5 is fixed on the upper end of mushroom head shank 2, and the lower section of described end cap 5 is provided with lower baffle plate 6, and described lower baffle plate 6 is fixed on
On mushroom head shank 2, between described lower baffle plate 6 and end cap 5, be fixed with two side shields 7, described end cap 5, lower baffle plate 6 with
And the passage that two side shields 7 surround is described spray aquaporin-4, described end cap 5, lower baffle plate 6 and two side shields 7 are respectively
Constitute the spray upper wall of aquaporin-4, lower wall and two sidewalls.
During work, mushroom head shank 2 is connected on supply channel, keeps intake tunnel 3 unimpeded, as in figure 2 it is shown, water spray is logical
Angle α between road 4 and mushroom head shank 2 is less than 90 degree, i.e. angle between water main flow direction and water spray main flow direction is little
In 90 degree, so it is able to ensure that water spray plays the integrated protection effect of effective temperature-reducing, noise reduction.
The quantity of spray aquaporin-4 can be configured according to practical situation, and as shown in Figure 4, the quantity of spray aquaporin-4 is 1
Individual；As it is shown on figure 3, the quantity of spray aquaporin-4 is set to two, two spray aquaporin-4s are symmetrically distributed in mushroom head head 1
Opposite sides；As it is shown in figure 5, the quantity of spray aquaporin-4 is set to three, three spray aquaporin-4s are evenly distributed on mushroom
The periphery in head portion 1.Certainly, the quantity of spray aquaporin-4 may also be configured to multiple, and multiple spray aquaporin-4s are evenly distributed on mushroom
The periphery in mushroom head portion 1.
Mushroom head nozzle 13 in the present invention can change sparge pipe of the prior art water spray spray area limitation or limited and need
The problem wanting more sparge pipe, also solve sparge pipe near flat pad table top needs bigger bending height to cause fire-resistant simultaneously
The problem that gas impact capacity is relatively low, is effectively formed low clearance, large area, uniform water curtain obliquely.
When arranging two or more spray aquaporin-4 on mushroom head nozzle 13, adjacent two spray aquaporin-4 intervals are arranged, and this is main
If considering that mushroom head nozzle 13 flow is big, flowing water forms greater impact power after mushroom head nozzle 13 is turned back, and passage of spraying water
The interval of 4 arranges the steadiness that can strengthen whole mushroom head nozzle 13, thus improves the resistant function to water flow impact pressure.
Strap-on vehicle scale is generally large, and flat pad 10 structure and scale is the biggest, and flat pad 10 is often according to bundle
The formula Launch Vehicle Engine of tying up sets up multiple pod apertures 9 separately, and single mushroom head nozzle 13 is still difficult to whole flat pad 10
The large area water curtain of table top, under the conditions of height combustion pressure, the impact of high-speed fuel gas stream, the limitation of single mushroom head nozzle 13 self is also
To highlight, and mushroom head nozzle 13 combination array scheme can be used to realize large area and uniformly spray intervention blending.
As it is shown in fig. 7, and combine Fig. 8, shown in 9, the present invention use the flat pad 10 of above-mentioned mushroom head nozzle 13 equal
Even water curtain guard system also includes main pipe 8, and the periphery of described main pipe 8 pod apertures 9 along flat pad 10 is arranged, trunk
Pipe 8 is arranged on below the table top of flat pad 10, and main pipe 8 is communicated with multiple first short tube 11, described first short tube 11
Termination be provided with draw-in groove 12, the mushroom head shank of described mushroom head nozzle 13 2 is sealingly mounted at through the table top of flat pad 10
In described draw-in groove 12, described mushroom head nozzle 13 is fixed on flat pad 10 by securing member, and described main pipe 8 also sets
Having multiple lateral nozzle 14, the other end of described lateral nozzle 14 is through flat pad pod apertures 9 sidewall and is fixed on sidewall.
Flat pad even water curtain guard system in the present invention, wherein said mushroom head nozzle 13 is fixed on flat pad 10
Mode be: be fixed with reinforcing ring 15 on the table top of flat pad 10, on the mushroom head shank 2 of described mushroom head nozzle 13
Fixed cover is fixed on reinforcing ring 15 by flange connector equipped with the second flange 16, described second flange 16, this Flange joint
Part is bolt.
Rocket launching water spray integrated protection system, as emission system miscellaneous equipment, needs periodic maintenance, to this end, generally by fire
Arrow is launched water spray integrated protection system and is designed to relatively independent equipment, it is possible to adapt to scene dismounting, maintenance.Flat pad table top is past
Adapt to the on-the-spot portable detection of carrier rocket rocket body toward needing, table top opposed flattened to be moved flexibly by detection car, working stand,
Typically being positioned under flat pad plate in water main or the main channel of water spray integrated protection system in the case of this, table top nozzle will be across
Cross platen, devise for this present invention and above-mentioned a kind of stride across table top and the shower nozzle that realizes on table top being effectively connected with main pipe 8 is consolidated
Determine scheme.
Above-mentioned mushroom head nozzle has the following characteristics that with the fixed solution of flat pad
1) on the main pipe 8 below flat pad 10 platen, rational height is less than the first short tube 11 of platen, the first short tube 11
Top tape draw-in groove 12, draw-in groove 12 can be laid mushroom head shank 2, set multiple-sealed groove, when mushroom head shank simultaneously in draw-in groove 12
2 when being placed in draw-in groove 12, and multiple-sealed in seal groove encloses positive sealing effect.
2) it is positioned at the platen directly over the first short tube 11 draw-in groove and opens hole, it is provided that mushroom head shank 2 is placed in the passage of draw-in groove 12.
Setting reinforcing ring around through hole, reinforcing ring 15 sets fixing hole, reinforcing ring 15 is improving while structural strength, plays and fixes the
The effect of two flanges 16.
3) it is close to above reinforcing ring 15 at mushroom head shank 2 and sets the second flange 16, by this second flange 16 and reinforcing ring 15
Connect.During use, tighten and connect the second flange 16 and the bolt of reinforcing ring 15, play and be compacted sealing function further.
As shown in Figure 10, the lateral nozzle 14 being arranged on flat pad pod apertures 9 sidewall includes that connection is on main pipe 8
Second short tube 17, the second short tube 17 port and flat pad pod apertures sidewall 20 retain certain gap, facilitate main pipe 8 and
Second short tube 17 integral hoisting removal maintenance.Taper thimble 18 it is set with, described taper thimble 18 another on described second short tube 17
One end is fixed on sidewall through flat pad pod apertures sidewall 20 and by the first flange 19, and the end face of the first flange 19 is
Vents face, it is achieved lateral nozzle 14 is embedded in pod apertures sidewall 20, alleviates combustion gas stream to the impact of lateral nozzle 14 and ablation
Effect.Taper thimble 18 closely cooperates with the second short tube 17, utilizes high-velocity flow ejector action, it is achieved self sealss, thus tiltedly overlaps
Pipe 18 is provided simultaneously with drain and water spray effect.
First short tube 11 is identical with the quantity of the second short tube 17, and the first short tube 11 and the second short tube 17 are all evenly arranged in trunk
On pipe 8, the first short tube 11 and the second short tube 17 are positioned on the same circumference position of main pipe 8, so can make the water of formation
Curtain is more uniform.
Flat pad even water curtain guard system in the present invention has the following characteristics that
1) with each pod apertures 9 for relying on, one is arranged at pod apertures 9 peripheral mesas (containing table top above flat pad cross beam)
Group is arranged in mushroom head nozzle 13 array of "mouth" shape or " O ", through the water that these mushroom head nozzle 13 arrays spray
Form the protection water curtain joined together.
2) on the basis of table top mushroom head nozzle 13 array, with each pod apertures 9 for relying on, at the another cloth one of pod apertures sidewall 20
Group is arranged in lateral nozzle 14 array of "mouth" shape, to guarantee under the conditions of high combustion pressure, the impact of high-speed fuel gas stream in pod apertures
Sidewall 20 is formed and effectively protects water curtain.
3) when pod apertures sidewall 20 arranges lateral nozzle 14 array, the water spray of flat pad table top adjacent mushroom head nozzle 13
Passage 4 uses one side or both sides enclosure method, with suitable reduction water spray port number, reaches the purpose rationally sprayed water.
The Specific construction step of the flat pad even water curtain guard system in the present invention is as follows:
(1) based on flat pad 10 frame structure, water injection system main pipe 8 is built.
(2) table top mushroom head nozzle 13 array is built.First, build the first short tube 11 array of band seal groove structure, the
On the basis of one short tube 11 array, flat pad 10 table top opens via-hole array, be then based on this via-hole array assembling reinforcing ring
15 arrays, on reinforcing ring 15 array, assembling mushroom head nozzle 13 array with the second flange 16.
(3) nested type lateral nozzle 14 array is built.First, build the second short tube 17 array of certain angle diagonally downward,
On the basis of the second short tube 17 array, flat pad pod apertures sidewall 20 opens via-hole array, is then based on this via-hole array
Taper thimble 18 array is enclosed within the second short tube 17 array, taper thimble 18 is assemblied in pod apertures by the first flange 19 simultaneously
On sidewall 20.
Embodiment described above is only to be described the preferred embodiment of the present invention, not carries out the scope of the present invention
Limiting, on the premise of designing spirit without departing from the present invention, technical scheme is made by those of ordinary skill in the art
Various deformation and improvement, all should fall in the protection domain that claims of the present invention determines.
Claims (10)
1. a mushroom head nozzle, it is characterised in that: include mushroom head shank (2) and mushroom head head (1), described mushroom
Being provided with intake tunnel (3) in head shank, described mushroom head head is provided with water spray passage (4), and described water spray passage is along mushroom head handle
The radial arrangement in portion, described intake tunnel is connected with water spray passage, and described water spray passage includes upper wall, lower wall and two sides
Wall, the distance between described upper lower wall from inside to outside tapers into, and the distance between said two sidewall from inside to outside becomes larger.
Mushroom head nozzle the most according to claim 1, it is characterised in that: described mushroom head shank (2) in column type,
Axial arranged along mushroom head shank of described intake tunnel (3), described mushroom head head (1) includes a circular end cap (5),
Described end cap is fixed on the upper end of mushroom head shank, and the lower section of described end cap is provided with lower baffle plate (6), and described lower baffle plate is fixed on mushroom
On mushroom head shank, between described lower baffle plate and end cap, it is fixed with two side shields (7), described end cap, lower baffle plate and two sides
The passage that baffle plate surrounds is described water spray passage (4), and described end cap, lower baffle plate and two side shields respectively constitute water spray passage
Upper wall, lower wall and two sidewalls.
Mushroom head nozzle the most according to claim 2, it is characterised in that: described water spray passage (4) and mushroom head shank
(2) angle between is less than 90 degree.
Mushroom head nozzle the most according to claim 3, it is characterised in that: the quantity of described water spray passage (4) is 1.
Mushroom head nozzle the most according to claim 3, it is characterised in that: the quantity of described water spray passage (4) is two,
Two water spray passages are symmetrically distributed in the opposite sides of mushroom head head (1).
Mushroom head nozzle the most according to claim 3, it is characterised in that: the quantity of described water spray passage (4) is multiple,
Multiple water spray passages are evenly distributed on the periphery of mushroom head head (1).
7. use the flat pad even water curtain guard system of mushroom head nozzle described in any one of claim 1～6, it is characterised in that:
Also including main pipe (8), described main pipe is arranged along the periphery of the upper pod apertures (9) of flat pad (10), and main pipe is arranged on
Below the table top of flat pad, main pipe being communicated with multiple first short tube (11), the termination of described first short tube is provided with draw-in groove
(12), the mushroom head shank (2) of described mushroom head nozzle (13) is sealingly mounted at institute through the table top of flat pad (10)
Stating in draw-in groove, described mushroom head nozzle is fixed on flat pad by securing member, and described main pipe is additionally provided with multiple lateral spray
Mouth (14), the other end of described lateral nozzle is through flat pad pod apertures sidewall (20) and is fixed on sidewall.
Flat pad even water curtain guard system the most according to claim 7, it is characterised in that: described lateral nozzle (14)
Including the connection the second short tube (17) on main pipe (8), described second short tube is set with taper thimble (18), described oblique set
The other end of pipe is fixed on sidewall through flat pad pod apertures sidewall (20) and by the first flange (19).
Flat pad even water curtain guard system the most according to claim 8, it is characterised in that: described first short tube (11)
Identical with the quantity of the second short tube (17), the first short tube and the second short tube are all evenly arranged on main pipe (8), the first short tube
It is positioned on the same circumference position of main pipe with the second short tube.
Flat pad even water curtain guard system the most according to claim 9, it is characterised in that: described mushroom head nozzle
(13) mode being fixed on flat pad (10) is: be fixed with reinforcing ring (15), described mushroom on the table top of flat pad
The upper fixed cover of the mushroom head shank (2) of mushroom head nozzle is equipped with the second flange (16), and described second flange is solid by flange connector
It is scheduled on reinforcing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407548.7A CN105855104B (en) | 2016-06-12 | 2016-06-12 | Mushroom head nozzle and the flat pad even water curtain guard system for using the nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407548.7A CN105855104B (en) | 2016-06-12 | 2016-06-12 | Mushroom head nozzle and the flat pad even water curtain guard system for using the nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105855104A true CN105855104A (en) | 2016-08-17 |
| CN105855104B CN105855104B (en) | 2019-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610407548.7A Active CN105855104B (en) | 2016-06-12 | 2016-06-12 | Mushroom head nozzle and the flat pad even water curtain guard system for using the nozzle |
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| Country | Link |
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| CN (1) | CN105855104B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583127A (en) * | 2017-02-14 | 2017-04-26 | 中国中元国际工程有限公司 | Spraying liquid arrangement sprayer assembly for cold and heat accumulation device |
| CN109458875A (en) * | 2018-10-29 | 2019-03-12 | 北京航天发射技术研究所 | A kind of spray cooling noise reduction system can adapt to a variety of rocket launching |
| CN109455312A (en) * | 2018-10-29 | 2019-03-12 | 北京航天发射技术研究所 | A kind of high-order protection spray cooling denoising device of flat pad |
| CN115040956A (en) * | 2022-07-11 | 2022-09-13 | 美信佳集团建设有限公司 | Green construction is with energy-concerving and environment-protective noiseless dust collector |
| CN116273518A (en) * | 2022-12-31 | 2023-06-23 | 南通天泽化工有限公司 | Shower nozzle that emergency treatment chemicals leaked |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583127A (en) * | 2017-02-14 | 2017-04-26 | 中国中元国际工程有限公司 | Spraying liquid arrangement sprayer assembly for cold and heat accumulation device |
| CN109458875A (en) * | 2018-10-29 | 2019-03-12 | 北京航天发射技术研究所 | A kind of spray cooling noise reduction system can adapt to a variety of rocket launching |
| CN109455312A (en) * | 2018-10-29 | 2019-03-12 | 北京航天发射技术研究所 | A kind of high-order protection spray cooling denoising device of flat pad |
| CN109455312B (en) * | 2018-10-29 | 2021-07-09 | 北京航天发射技术研究所 | High-position protection water spray cooling and noise reduction device of launching platform |
| CN115040956A (en) * | 2022-07-11 | 2022-09-13 | 美信佳集团建设有限公司 | Green construction is with energy-concerving and environment-protective noiseless dust collector |
| CN115040956B (en) * | 2022-07-11 | 2024-04-12 | 美信佳集团建设有限公司 | Energy-saving environment-friendly noiseless dust removing device for green construction |
| CN116273518A (en) * | 2022-12-31 | 2023-06-23 | 南通天泽化工有限公司 | Shower nozzle that emergency treatment chemicals leaked |
| CN116273518B (en) * | 2022-12-31 | 2023-11-10 | 南通天泽化工有限公司 | Shower nozzle that emergency treatment chemicals leaked |
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|---|---|
| CN105855104B (en) | 2019-04-19 |
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