CN202255089U - Quartz lamp heater high-temperature radiation temperature enhancement device for thermal test of guided missile - Google Patents
Quartz lamp heater high-temperature radiation temperature enhancement device for thermal test of guided missile Download PDFInfo
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- CN202255089U CN202255089U CN2011203786893U CN201120378689U CN202255089U CN 202255089 U CN202255089 U CN 202255089U CN 2011203786893 U CN2011203786893 U CN 2011203786893U CN 201120378689 U CN201120378689 U CN 201120378689U CN 202255089 U CN202255089 U CN 202255089U
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Abstract
The utility model relates to a quartz lamp heater high-temperature radiation temperature enhancement device for a thermal test of a guided missile, which comprises an interlayer water cooling quartz lamp heating array, a water cooling type copper electrode seat, a lamp wall water channel, a tungsten heating wire, a quartz lamp electrode, cooling water, a through water cooling channel and a metal connecting pipe. The wall face of the quartz lamp for heating is designed into an interlayer form, and partial heat on the surface of the quartz lamp is taken away by cooling water passing through the interlayer a lamp wall water channel, so that the temperature of the surface of quartz glass is decreased to be under the softening temperature of 1600 DEG C, and infrared light generated by the tungsten heating wire of the quartz lamp can be radiated outwards through transmitting a transparent interlayer water cooling quartz heater wall face and transparent cooling water. According to the utility model, the radiating capacity of the quartz lamp heating array is exceed the original use limit of 1200 DEG C, and the highest radiating temperature is improved to be 1450 DEG C. An efficient high-temperature pneumatic thermal test simulation method is provided for researching and developing hypersonic missiles with faster flying speed, and an important military engineering application value is realized.
Description
Technical field
The utility model relates to the guided missile heat test with quartz lamp heater hyperthermia radiation temperature intensifier.Particularly when the pneumatic heating environment of simulated missile hypersonic flight test, can improve the hyperthermia radiation temperature of quartz lamp, from the highest 1200 ℃ be increased to 1450 ℃.Hypersonic missile and high-speed aircraft aerospace vehicle provide effective hot test means faster for developmental flight speed.
Background technology
Needs from prominent anti-, anti-ballistic, aspect such as the high-altitude is scouted at a high speed; The flying speed of aircraft such as guided missile is more and more faster; The flight Mach Mach number of air defence missile and air-air guided missile has surpassed 6 Mach numbers; Missile wing leading edge stagnation temperature will be above 1200 ℃, position such as guided missile front end antenna house tapering front end and engine inlets even 1450 ℃ localized hyperthermia district can occur reaching.So exceedingly odious elevated temperature heat environmental condition makes the thermal protection of hypersonic aircraft material and structure and calorific intensity problem become the key issue concerning the development success or failure.This is because the serious high temperature that pneumatic heating produced during high-speed flight; Can significantly reduce the strength degree of hypersonic aircraft material and the bearing capacity of Flight Vehicle Structure; Make structure produce thermal deformation, destroy the aerodynamic configuration of parts and influence the security performance of Flight Vehicle Structure.For guaranteeing the safety of high-speed aircraft; Thermal shock and elevated temperature heat stress rupture that the material of affirmation aircraft and structure are produced in the time of whether standing high-speed flight must carry out quiet, dynamic pneumatic analog test and thermal strength test to hypersonic aircraft material and structure.Simulated flight material and the structure situation of truly being heated when high-speed flight, the variation of mechanical behavior under high temperature parameters such as the thermal stress of aircraft each several part, thermal deformation, structure swell increment is to the influence of Flight Vehicle Structure intensity in the analytical test process.Method through the thermal environment simulation test; Come the mechanical property of observation analysis material under thermal environment and mechanical environment compound action and the force-bearing situation of structure; Thereby further research and analyse structure bearing capacity, service life and security reliability at high temperature, this work has very important practical significance for the thermal protection and the Safety Design of missile flight device.
The method of pneumatic thermal modeling test generally has " non-convection type " and " convection type " two types.
Because the wind tunnel test of representative " convection type ", the experimentation cost under the high temperature and high speed condition are very expensive, each test cost is minimum to need hundreds of thousands yuan, needs more than millions of units at most.Therefore, the relatively low pneumatic thermal modeling test technology of representative " non-convection type " quartz heater infra-red radiation of experimentation cost comprises that countries such as the U.S., Russia, Germany, France, Israel and China are existing all in use.
The outer wall of quartz heater adopts the infrared permeable line, and the hot mastication temperature is 1600 ℃ a quartz glass.Since when test heater and heated guided missile hyperthermia radiation testpieces (guided missile hyperthermia radiation testpieces is processed by refractory ceramics and resistant to elevated temperatures carbon fibre composite usually) segment distance is arranged, to be higher than heated testpieces surface temperature as the temperature of the heater of pyrotoxin.Therefore; When having 50-100mm testpieces surface temperature far away to reach 1200 ℃ apart from heater; Will cause that the vacuum sealing of quartz heater leaks, and then the tungsten system of causing filament high-temperature oxydation burn near 1600 ℃ of the softening temperatures of quartz glass as the heater table surface temperature of thermal source.When therefore general use quartz heater infra-red radiation thermal source heated guided missile hyperthermia radiation testpieces, its maximum temperature will be lower than 1200 ℃.
At present because the design flying speed of hypersonic speed cruise missile has reached 6-10 Mach number even higher.Positions such as guided missile front end antenna house tapering front end and air intake duct even 1450 ℃ high-temperature area can occur reaching.Guided missile design department hopes that very the test temperature of the infra-red radiation that the guided missile test part is accepted in the pneumatic heat test of guided missile high temperature can improve further.Design a kind of guided missile heat test with quartz lamp heater hyperthermia radiation temperature intensifier for this reason.Make it when the high-speed aircraft thermal strength test, surpass 1200 ℃ of current limit by infrared radiation temperature, can give off 1450 ℃ higher high temperature.For the flying speed development of hypersonic missile faster provides necessary heat test means.
The utility model content
The technology of the utility model is dealt with problems and is: the deficiency that overcomes prior art; Provide a kind of guided missile heat test with quartz lamp heater hyperthermia radiation temperature intensifier; This device can make the radiation temperature of existing quartz heater infrared radiant heat experimental rig be improved, for carry out flying speed faster the pneumatic thermal modeling test of hypersonic missile provide the radiant heat environment stronger research technique.
The technical solution of the utility model is: the guided missile heat test is characterized in that comprising with quartz lamp heater hyperthermia radiation temperature intensifier: intermediate water cold quartz lamp heater, water-cooled copper electrode seat, lamp wall water stream channel, tungsten heating wire, quartz lamp electrode, perforation water-cooling channel, water inlet or delivery port, metal connecting tube; Said intermediate water cold quartz lamp heater is fixed on the water-cooled copper electrode seat, forms the dense arrangement plane quartz lamp heating electrodes of a horizontal positioned; The tungsten heating wire is on the inner axis of intermediate water cold quartz lamp heater, is connected with the quartz lamp electrode; Form water stream channel between the double-deck quartz glass wall of intermediate water cold quartz lamp heater; Said quartz lamp electrode is crimped on the water-cooled copper electrode seat, and there is the perforation water-cooling channel water-cooled copper electrode row's inside, reduces the temperature of quartz lamp electrode through the cooling water that flows; One end of water inlet or delivery port is communicated with lamp wall water stream channel, and the other end of water inlet or delivery port is connected with metal connecting tube.
Give off IR after the energising of tungsten heating wire; Intermediate water cold quartz lamp heater design becomes the lamp wall water stream channel that is formed by double-deck quartz glass; Through flowing to such an extent that cooling water is taken away the surperficial heat of part quartz lamp; Make the temperature on the quartz glass surface of quartz lamp heating electrodes drop to softening temperature below 1600 ℃; The infrared light that the tungsten heating wire produces can pass wall and the transparent cooling water of transparent intermediate water cold quartz lamp heater to external radiation, improves the ability of the pneumatic heat test device of guided missile high temperature radiation temperature.
The two-layer quartz glass wall of said intermediate water cold quartz lamp heater all is designed to the thin-wall construction of 2-3mm; Water stream channel between the two-layer quartz glass wall of intermediate water cold quartz lamp heater is designed to 3mm; Make intermediate water cold quartz lamp heater both have certain intensity; Avoid making that the diameter of water-cooled quartz lamp heater is thick excessively because wall is too thick; Cause the excessive minimizing of total arrangement number of quartz lamp in the heating electrodes, and the attenuating of unit heating power occurs.
Said quartz lamp electrode is a copper quartz lamp electrode.
The principle of the utility model: because the flying speed of aircraft such as guided missile is more and more faster, harsh experimental enviroment condition has surpassed the limit of the pneumatic thermal infrared radiation experimental rig of being made up of quartz lamp heater of guided missile high temperature of present use.In order to improve the thermal radiation capability of quartz lamp heater; Designed intermediate water cold quartz lamp device; Make transparent cooling water flow through the double-deck quartz glass passage of heater; Take away the heat on part quartz lamp surface; Make hot mastication temperature that the temperature on quartz lamp heating electrodes surface drops to quartz glass below 1600 ℃, the quartz lamp heating electrodes is given off on the surface that more heat arrives the hyperthermia radiation testpieces, reach the purpose of the thermal radiation temperature that improves arrangement using quartz lamp array through promoting high supply voltage.For developmental flight speed faster hypersonic missile the effectively dynamic heat radiation research technique of high temperature is provided more.
The utility model beneficial effect compared with prior art is:
(1) prior art is in the pneumatic heat test of the high temperature of simulated missile hypersonic flight; Adopt the single-glass quartz lamp heater; When having 50-100mm testpieces surface temperature far away to reach 1200 ℃ apart from heater, will damage for 1600 ℃ because of the softening temperature that reaches quartz glass as the quartz heater surface temperature of thermal source.The present invention designs and adopts the heating of intermediate water cold quartz lamp array, because cooling water flows through the double-deck quartz glass passage of heater, has taken away the heat on a part of quartz lamp surface, and the temperature on quartz lamp heating electrodes surface is descended.The hot mastication temperature that current are reduced to quartz glass as long as the temperature on quartz lamp heating electrodes surface is cooled is below 1600 ℃; The quartz lamp heating electrodes just can give off on the surface of more heat arrival hyperthermia radiation testpieces through the lifting supply voltage, has therefore improved the thermal radiation temperature of arrangement using quartz lamp array greatly.
(2) because cooling water and interlayer quartz glass are the transparent body, all penetrable these two kinds of materials of IR that the heating tungsten filament produces can not have a negative impact to the infra-red radiation light path to external radiation.
(3) wall of intermediate water cold quartz lamp heater is designed to the thin-wall construction of 2-3mm; Between the two-layer quartz glass wall of intermediate water cold quartz lamp heater at a distance of 3mm; Make intermediate water cold quartz lamp heater both have certain intensity; Avoided again making that the diameter of water-cooled quartz lamp heater is thick excessively, thereby caused the excessive minimizing of total arrangement number of quartz lamp in the heating electrodes, the disadvantage of the attenuating of unit heating power occurred because wall is too thick.
(4) the quartz lamp electrode among the present invention adopts copper quartz lamp electrode usually; Its thermal coefficient of expansion is big; Differ about 30 times with the thermal coefficient of expansion of the quartz glass of quartz lamp heater; The large deformation of copper quartz lamp electrode at high temperature is prone to cause that the inert gas in the quartz lamp heater leaks and burns, and has designed for this reason independently that water-cooled copper electrode seat, quartz lamp electrode are crimped on the water-cooled copper electrode seat, and there is the perforation water-cooling channel inside of water-cooled copper electrode seat; Reduce the temperature of quartz lamp electrode through the cooling water that flows, avoid copper quartz lamp electrode large deformation to occur owing to temperature is too high and cause that inert gas leaks and burn.
(5) the utility model apparatus structure is succinct, and is easy to use, and checking with Safety Design for the high temperature hot strength of hypersonic vehicles such as guided missile provides radianting capacity stronger ground experiment means.Having the important military practical applications is worth.
Description of drawings
Fig. 1 is a structure front view of the present invention;
Fig. 2 looks sketch map for the right side of the present invention;
Fig. 3 is a structural profile sketch map of the present invention.
The specific embodiment
Like Fig. 1,2, shown in 3, the utility model is made up of with metal connecting tube 9 intermediate water cold quartz lamp heater 1, water-cooled copper electrode seat 2, lamp wall water stream channel 3, tungsten heating wire 4, quartz lamp electrode 5, cooling water 6, perforation water-cooling channel 7, water inlet and delivery port 8.Intermediate water cold quartz lamp heater 1 is fixed on the water-cooled copper electrode seat 2; Form the dense arrangement plane heating array of a horizontal positioned; The tungsten heating wire is on the inner axis of intermediate water cold quartz lamp heater; Be connected with quartz lamp electrode 5, an end of water inlet or delivery port 8 is communicated with lamp wall water stream channel 3, and the other end of water inlet or delivery port 8 is connected with metal connecting tube 9.Give off IR after 4 energisings of tungsten heating wire; The transparent lamp wall water stream channel 3 that is formed by double-deck quartz glass is arranged in the intermediate water cold quartz lamp heater 1; Through flowing to such an extent that cooling water is taken away the surperficial heat of part quartz lamp; Make the temperature on quartz lamp heater 1 quartz glass surface drop to softening temperature below 1600 ℃; The infrared light that tungsten heating wire 4 produces can see through wall and transparent cooling water 6 that transparent intermediate water cold quartz lamp adds heater 1 to external radiation, improves the ability of the pneumatic heat test device of guided missile high temperature radiation temperature.Quartz lamp electrode 5 is crimped on the water-cooled copper electrode seat 2, and there is the water-cooling channel 7 of perforation water-cooled copper electrode row's inside, reduces the temperature of quartz lamp electrode 5 through the cooling water 6 that flows.The utility model promotes the supply voltage that is added in water-cooled copper electrode seat 2, makes intermediate water cold quartz lamp heater 1 can give off the surface that more heat arrives the hyperthermia radiation testpieces.
In the utility model between the two-layer quartz glass wall of intermediate water cold quartz lamp heater 1 at a distance of 3mm; Form lamp wall water stream channel 3; And the two-layer quartz glass wall of intermediate water cold quartz lamp heater 1 all is designed to the thin-wall construction of 2-3mm; Make intermediate water cold quartz lamp heater 1 both have certain intensity, avoided because the too thick diameter that makes the water-cooled quartz lamp add heater 1 of wall is thick excessively the disadvantage that causes the unit are heating power to reduce again.
The utility model makes the radianting capacity of quartz lamp heating electrodes surpass original operating limit; Make quartz lamp can give off the higher IR of temperature; The radiation temperature that the surface of hyperthermia radiation testpieces receives during the guided missile thermal strength test can surpass the highest 1200 ℃ restriction when not carrying out the water-cooled design, and the maximum radiation temperature can be increased to 1450 ℃.For developmental flight speed faster hypersonic missile provide effective high temperature pneumatic heat test simulation means.This technology has the important military practical applications and is worth.
The utility model is not set forth part in detail and is belonged to techniques well known.
Claims (3)
1. the guided missile heat test is characterized in that comprising with quartz lamp heater hyperthermia radiation temperature intensifier: intermediate water cold quartz lamp heater (1), water-cooled copper electrode seat (2), lamp wall water stream channel (3), tungsten heating wire (4), quartz lamp electrode (5), perforation water-cooling channel (7), water inlet or delivery port (8) and metal connecting tube (9); Said intermediate water cold quartz lamp heater (1) is fixed on the water-cooled copper electrode seat (2), forms the dense arrangement plane quartz lamp heating electrodes of a horizontal positioned; Tungsten heating wire (4) is on the inner axis of intermediate water cold quartz lamp heater (1), is connected with quartz lamp electrode (5); Form water stream channel (3) between the double-deck quartz glass wall of intermediate water cold quartz lamp heater (1); Said quartz lamp electrode (5) is crimped on the water-cooled copper electrode seat (2), and there is perforation water-cooling channel (7) water-cooled copper electrode row's inside, reduces the temperature of quartz lamp electrode (5) through the cooling water (6) that flows; One end of water inlet or delivery port (8) is communicated with lamp wall water stream channel (3), and the other end of water inlet or delivery port (8) is connected with metal connecting tube (9).
2. guided missile heat test according to claim 1 is characterized in that with quartz lamp heater hyperthermia radiation temperature intensifier: the two-layer quartz glass wall of said intermediate water cold quartz lamp heater (1) all is designed to the thin-wall construction of 2-3mm.
3. guided missile heat test according to claim 1 is characterized in that with quartz lamp heater hyperthermia radiation temperature intensifier: the water stream channel between the two-layer quartz glass wall of said intermediate water cold quartz lamp heater (1) is designed to 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203786893U CN202255089U (en) | 2011-09-30 | 2011-09-30 | Quartz lamp heater high-temperature radiation temperature enhancement device for thermal test of guided missile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203786893U CN202255089U (en) | 2011-09-30 | 2011-09-30 | Quartz lamp heater high-temperature radiation temperature enhancement device for thermal test of guided missile |
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| Publication Number | Publication Date |
|---|---|
| CN202255089U true CN202255089U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203786893U Withdrawn - After Issue CN202255089U (en) | 2011-09-30 | 2011-09-30 | Quartz lamp heater high-temperature radiation temperature enhancement device for thermal test of guided missile |
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| CN (1) | CN202255089U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435099A (en) * | 2011-09-30 | 2012-05-02 | 北京航空航天大学 | High-temperature radiation temperature enhancement device of quartz lamp used for guided missile thermal test |
| CN110207930A (en) * | 2019-06-24 | 2019-09-06 | 中国航天空气动力技术研究院 | A kind of temperature control wind tunnel device and test method based on quartz lamp heating |
| CN114885450A (en) * | 2022-07-11 | 2022-08-09 | 中国飞机强度研究所 | Extremely high temperature extremely low warm heat intensity cycle test system that aerospace plane test was used |
-
2011
- 2011-09-30 CN CN2011203786893U patent/CN202255089U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435099A (en) * | 2011-09-30 | 2012-05-02 | 北京航空航天大学 | High-temperature radiation temperature enhancement device of quartz lamp used for guided missile thermal test |
| CN102435099B (en) * | 2011-09-30 | 2013-07-17 | 北京航空航天大学 | High-temperature radiation temperature enhancement device of quartz lamp used for guided missile thermal test |
| CN110207930A (en) * | 2019-06-24 | 2019-09-06 | 中国航天空气动力技术研究院 | A kind of temperature control wind tunnel device and test method based on quartz lamp heating |
| CN114885450A (en) * | 2022-07-11 | 2022-08-09 | 中国飞机强度研究所 | Extremely high temperature extremely low warm heat intensity cycle test system that aerospace plane test was used |
| CN114885450B (en) * | 2022-07-11 | 2022-09-20 | 中国飞机强度研究所 | Extremely high temperature extremely low warm heat intensity cycle test system that aerospace plane test was used |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120530 Effective date of abandoning: 20130717 |
|
| RGAV | Abandon patent right to avoid regrant |