CN106065829B - Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti- - Google Patents
Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti- Download PDFInfo
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- CN106065829B CN106065829B CN201610573012.2A CN201610573012A CN106065829B CN 106065829 B CN106065829 B CN 106065829B CN 201610573012 A CN201610573012 A CN 201610573012A CN 106065829 B CN106065829 B CN 106065829B
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- Prior art keywords
- pipe
- water
- water spray
- steel plate
- lagging cover
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/08—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using solid propellants
- F02K9/32—Constructional parts; Details not otherwise provided for
- F02K9/40—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/96—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by specially adapted arrangements for testing or measuring
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The present invention proposes that a kind of Solid Rocket Motor Ground Test housing belly is anti-and burns Water spray cooling device, including running tool, base, ring flange, firm steel plate, water pressure buffer, pipe fitting and Water spray head；Base upper surface welding flange；Firm steel plate is welded on ring flange；Water pressure buffer is made up of lagging cover zinc pipe and thin galvanized pipe；The firm steel plate center hole of lagging cover zinc pipe insertion is simultaneously welded and fixed, and is provided with water inlet in lagging cover zinc pipe bottom and connects pressure pump；Thin galvanized pipe stretches into lagging cover zinc pipe, and built-in length accounts for the 2/3 of lagging cover zinc pipe length；Thin galvanized pipe is fixed with lagging cover zinc pipe sealing welding；The thin uniform some connecting holes of galvanized pipe upper end side wall, Water spray head is installed in connecting hole connecting pipe, pipe fitting end；Thin galvanized pipe top is provided with shower nozzle.The present invention realizes that shower water is uniformly ejected into housing belly, reduces housing abdomen temperature, prevents housing belly from being burnt, it is to avoid potential safety hazard occurs, while long-term use is also repeated, it is cost-effective.
Description
Technical field
The present invention relates to Solid Rocket Motor Ground Test technical field, specially a kind of solid propellant rocket ground
Experiment burns Water spray cooling device with housing belly is anti-.
Background technology
During Solid Rocket Motor Ground Test, steel can be installed with rear portion on the outside of engine chamber and jet pipe
Housing, for measuring jet cutting car flow parameter.With the carrying out of experiment, the flame temperature of nozzle injection causes housing
Internal temperature persistently rises, and housing belly easily causes housing under the double-combustion of high temperature and the gunpowder residue of injection
Belly is burnt.
At present, applicant, in order to prevent housing belly from burning, uses the interim letter built when ground experiment is carried out
Easy spraying cooling structure to housing belly spraying cooling, it is necessary to according to engine model, specification, using under galvanizing pipe scene
Material, carries out tube head mantle fiber, pipeline installation etc..Cooling water column direct-injection housing, housing belly cooling area is uneven, and cooling-down effect is not
Ideal, crisscross galvanizing pipe is located at engine lower section, and inconvenience is brought to experiment assembly crewman, there is also damage hair
The potential safety hazard of motivation, the galvanizing pipe after use can not be reused, and cause the waste of resource.
The content of the invention
To solve the problems, such as prior art：The uneven belly that is easily caused of housing belly shower water contact area is burnt
Wear, the crisscross galvanizing pipe in test-bed body lower section causes potential safety hazard and the wasting of resources；The present invention proposes a kind of solid
Rocket engine ground test burns Water spray cooling device with housing belly is anti-.
The technical scheme is that：
A kind of Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti-, and its feature exists
In：Including running tool, base, ring flange, firm steel plate, water pressure buffer, pipe fitting and Water spray head；
Base is 200mm long, 200mm wide, the steel plate of thick 20mm；Base upper surface center weld hasFlange
Disk；Outside is welded with ring flange for square, the round-meshed firm steel plate in inner side, it is 180mm* to consolidate steel plate appearance and size
180mm*20mm, a diameter of 115mm of inner circle；Water pressure buffer byThe lagging cover zinc pipe of 300mm long andIt is long
The thin galvanized pipe composition of 900mm；The firm steel plate center hole of lagging cover zinc pipe insertion is simultaneously welded and fixed, and is provided with lagging cover zinc pipe bottom
Water inlet simultaneously connects pressure pump, and pressure pump connects external water source；Thin galvanized pipe stretches into socket in lagging cover zinc pipe, and built-in length
Account for the 2/3 of lagging cover zinc pipe length；Thin galvanized pipe is fixed with lagging cover zinc pipe sealing welding；If the thin uniform involvement of galvanized pipe upper end side wall
Hole is connect, each connecting hole installs Water spray head by joint connecting pipe, pipe fitting end；Thin galvanized pipe top is also provided with gondola water faucet
Shower nozzle.
Further preferred scheme, a kind of Solid Rocket Motor Ground Test anti-burn-through Water spray of housing belly
Cooling device, it is characterised in that：Temperature sensing controller is installed on Water spray head, injection water can be adjusted according to the temperature of sensing
Amount.
Beneficial effect
Solid Rocket Motor Ground Test proposed by the present invention burns Water spray cooling device with housing belly is anti-, realizes
Shower water is uniformly ejected into housing belly, reduces the temperature of housing belly, prevents the housing belly from being burnt, it is to avoid safety is hidden
The generation of trouble, while also repeating long-term use, has saved cost.
Shown by test of many times and practical application：Use Solid Rocket Motor Ground Test housing belly burn-out-proof
Water spray cooling device is worn, shower water can be uniformly ejected into box hat belly, it is to avoid housing is burnt because being heated；Avoid in hair
Motivation testing ground uses 220V power supplys, carries out pipe feeding, tube head mantle fiber, pipeline installation and engine lower section crisscross
Galvanizing pipe, give the experiment potential safety hazard brought of assembly crewman；Reduce in-site installation water pipe before each engine test
Operation, improves the operating efficiency of engine test.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1：Solid Rocket Motor Ground Test proposed by the present invention burns Water spray cooling device with housing belly is anti-
Structural representation；
Wherein：1- shower nozzles, 2- Water spray heads, 3- pipe fittings, 4- water pressure buffers, 5- water inlets and pressure pump, 6-
Firm steel plate, 7- ring flanges, 8- base steel plates, 9- running tools.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Applicant is the key unit of China's developing solid rocket engine, during Solid Rocket Motor Ground Test,
Engine chamber and jet pipe outside and rear portion can be provided with steel shell, for measuring jet cutting car flow parameter.With examination
The carrying out tested, the flame temperature of nozzle injection causes enclosure interior constant temperature to rise, and housing belly is in height
Under the double-combustion of temperature and the gunpowder residue of injection, housing belly is easily caused to be burnt.
At present, applicant, in order to prevent housing belly from burning, uses the interim letter built when ground experiment is carried out
Easy spraying cooling structure to housing belly spraying cooling, it is necessary to according to engine model, specification, using under galvanizing pipe scene
Material, carries out tube head mantle fiber, pipeline installation etc..Cooling water column direct-injection housing, housing belly cooling area is uneven, and cooling-down effect is not
Ideal, crisscross galvanizing pipe is located at engine lower section, and inconvenience is brought to experiment assembly crewman, there is also damage hair
The potential safety hazard of motivation, the galvanizing pipe after use can not be reused, and cause the waste of resource.
To solve the above problems, applicant proposed a kind of anti-burn-through of housing belly of Solid Rocket Motor Ground Test
Water spray cooling device.As shown in figure 1, including running tool, base, ring flange, firm steel plate, water pressure buffer, pipe fitting and
Water spray head.
Base is 200mm long, 200mm wide, the steel plate of thick 20mm.In order to reinforce the stability of supporting construction, on base
Centre of surface is welded withRing flange；It is square that outside is welded with ring flange, and inner side is round-meshed firm
Steel plate, it is 180mm*180mm*20mm, a diameter of 115mm of inner circle to consolidate steel plate appearance and size.Water pressure buffer by
The lagging cover zinc pipe of 300mm long andThe thin galvanized pipe composition of 900mm long；The firm steel plate center hole of lagging cover zinc pipe insertion
And be welded and fixed, in lagging cover zinc pipe bottom, the firm upper surface of steel plate 100mm of distance is provided with water inlet and connects pressure pump, pressurizes
Water pump connects external water source.Problem is rocked for what solution water pressure impact force caused, thin galvanized pipe stretches into socket in lagging cover zinc pipe, and stretches
Enter length accounts for lagging cover zinc pipe length 2/3；Thin galvanized pipe is fixed with lagging cover zinc pipe by concentric circles steel plate sealing welding.It is thin zinc-plated
Pipe upper end side wall uniformly makes a call to 4Hole, at punching weld 6 points to silk connect 6 points of articulations, articulation connecting tube
Part forms pipeline, and Water spray head is installed in the outlet of each pipeline, and Water spray head end installs automatic temperature-sensing controller additional, can be according to shell
Temperature adjust automatically water.Thin galvanized pipe top is also provided with shower nozzle.It is thick with a block length 300mm for the ease of movement
20mm square steel plates are additionally arranged at the bottom 4 rubber wheels as running tool.
The present invention can make shower water uniformly be ejected into housing belly, reduce the local temperature of housing belly, so solve
The problem that Solid Rocket Motor Ground Test housing belly of having determined is burnt, also solves the potential safety hazard of testing ground,
The present apparatus is reusable simultaneously, it is to avoid the waste of resource.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from principle of the invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (2)
1. a kind of Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti-, it is characterised in that：
Including running tool, base, ring flange, firm steel plate, water pressure buffer, pipe fitting and Water spray head；
Base is 200mm long, 200mm wide, the steel plate of thick 20mm；Base upper surface center weld hasRing flange；
Outside is welded with ring flange for square, the round-meshed firm steel plate in inner side, it is 180mm* to consolidate steel plate appearance and size
180mm*20mm, a diameter of 115mm of inner circle；Water pressure buffer byThe lagging cover zinc pipe of 300mm long andIt is long
The thin galvanized pipe composition of 900mm；The firm steel plate center hole of lagging cover zinc pipe insertion is simultaneously welded and fixed, and is provided with lagging cover zinc pipe bottom
Water inlet simultaneously connects pressure pump, and pressure pump connects external water source；Thin galvanized pipe stretches into socket in lagging cover zinc pipe, and built-in length
Account for the 2/3 of lagging cover zinc pipe length；Thin galvanized pipe is fixed with lagging cover zinc pipe sealing welding；If the thin uniform involvement of galvanized pipe upper end side wall
Hole is connect, each connecting hole installs Water spray head by joint connecting pipe, pipe fitting end；Thin galvanized pipe top is also provided with gondola water faucet
Shower nozzle.
2. a kind of Solid Rocket Motor Ground Test cools down dress with the anti-Water spray that burns of housing belly according to claim 1
Put, it is characterised in that：Temperature sensing controller is installed on Water spray head, can be according to the temperature of sensing, regulation injection water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610573012.2A CN106065829B (en) | 2016-07-20 | 2016-07-20 | Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti- |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610573012.2A CN106065829B (en) | 2016-07-20 | 2016-07-20 | Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti- |
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| CN106065829A CN106065829A (en) | 2016-11-02 |
| CN106065829B true CN106065829B (en) | 2017-07-04 |
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| CN201610573012.2A Active CN106065829B (en) | 2016-07-20 | 2016-07-20 | Solid Rocket Motor Ground Test burns Water spray cooling device with housing belly is anti- |
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| CN109538378A (en) * | 2019-01-07 | 2019-03-29 | 西安交通大学 | A kind of processing system of engine gas jet stream wake flame |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3899923A (en) * | 1971-05-13 | 1975-08-19 | Teller Environmental Systems | Test process and apparatus for treatment of jet engine exhaust |
| RU2347180C2 (en) * | 2007-03-12 | 2009-02-20 | Федеральное государственное унитарное предприятие "Научно-исследовательский институт полимерных материалов" | Method of cooling solid-propellant rocket engine channel and charge combustion products during liquidation of rocket engine and device to this effect (versions) |
| CN101782466B (en) * | 2009-01-15 | 2012-03-21 | 北京航空航天大学 | Cooling water system design for test bed |
| CN103868695B (en) * | 2012-12-14 | 2016-12-07 | 北汽福田汽车股份有限公司 | Engine performance measuring system and intercooler thereof |
| CN103743572B (en) * | 2014-01-08 | 2016-01-06 | 北京航空航天大学 | Small rocket motor testing table spray equipment |
| RU2559903C1 (en) * | 2014-08-06 | 2015-08-20 | Публичное акционерное общество "Научно-производственное объединение "Искра"(ПАО"НПО"Искра") | Plant for damping operating solid-propellant rocket engine when being tested in gas-dynamic pipe |
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