CN106247394A - A kind of Cooling protector for the observation of after-burner thermal-flame - Google Patents
A kind of Cooling protector for the observation of after-burner thermal-flame Download PDFInfo
- Publication number
- CN106247394A CN106247394A CN201610656252.9A CN201610656252A CN106247394A CN 106247394 A CN106247394 A CN 106247394A CN 201610656252 A CN201610656252 A CN 201610656252A CN 106247394 A CN106247394 A CN 106247394A
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- China
- Prior art keywords
- observation
- cooling
- housing
- flame
- intracavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M11/00—Safety arrangements
- F23M11/04—Means for supervising combustion, e.g. windows
- F23M11/045—Means for supervising combustion, e.g. windows by observing the flame
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The present invention relates to a kind of Cooling protector for the observation of after-burner thermal-flame, including housing, cover plate, observation window gland and perspective part, housing is fixing with cover plate employing bolt to be connected;There is on housing cooling water inlet, coolant outlet, cable outlet, intracavity air inlet, intracavity gas outlet and cooling gas import, enclosure interior has cooling water pipeline, cable pipeline, intracavity pipeline, cooling air pipe and the mounting platform with intracavity pipeline connection, baffle plate it is provided with between cable pipeline and mounting platform, housing side is provided with observation panel, observation panel connects with mounting platform, observation window gland is installed at observation panel and all with housing with perspective part and fixes, observation window gland is provided with air-vent, cooling gas import is communicated to air-vent by cooling air pipe.The Cooling protector of the present invention has compact conformation, easy to operate, reliable operation, and cost is relatively low, and practicality is preferable, it is easy to the advantages such as popularization and application, has bigger practical value.
Description
Technical field
The invention belongs to engine test technical field, particularly relate to a kind of for after-burner thermal-flame observation
Cooling protector.
Background technology
When carrying out the test of engine augmentor total state, it is to be understood that dynamic in ignition process of combustor exit
Combustion process and combustion case.Existing Cooling protector cannot ensure when after-burner total state is run self and
The safety of interior instrument.
Summary of the invention
It is an object of the invention to provide a kind of Cooling protector for the observation of after-burner thermal-flame, by peace
Dress observation instrument therein can directly observe after-burner outlet dynamic combustion process in ignition process and combustion
Burning situation, when after-burner total state works, it is ensured that Cooling protector self and the safety of interior instrument thereof.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of for the observation of after-burner thermal-flame
Cooling protector, including housing, cover plate, observation window gland and perspective part, housing and cover plate use bolt to fix to be connected;
Have on described housing protrude from the cooling water inlet of described cover plate, coolant outlet, cable outlet, intracavity enter
QI KOU, intracavity gas outlet and cooling gas import, enclosure interior has the cooling connected with cooling water inlet and coolant outlet
The intracavity pipeline that the cable pipeline that water lines connects with cable outlet connects with intracavity air inlet and intracavity gas outlet is with cold
But the cooling air pipe of gas inlet communication and the mounting platform with intracavity pipeline connection, set between cable pipeline and mounting platform
Having baffle plate, housing side to be provided with observation panel, observation panel connects with mounting platform, and observation window gland is installed on described sight with perspective part
Fixing at Cha Kou and all with housing, observation window gland is provided with air-vent, and cooling gas import is communicated to by cooling air pipe
Pore.
Further, described observation panel is circular port.
Further, observation window gland is in the outside of perspective part, i.e. observation window gland is the side of remotely mounted platform.
Further, described perspective part is quartz glass.
Further, described air-vent includes the recess being arranged at observation window gland with perspective part contact jaw, and arranges
Through hole in the middle part of observation window gland, it is uniform that described recess and through hole are multiple and along observation panel axis.
Further, described recess is rectangular recess.
Further, the through-bore axis of described through hole is non-intersect with the gland axis of described observation window gland, and is positioned at sight
Examine the described through-bore axis in window gland towards described perspective part.
The Cooling protector for the observation of after-burner thermal-flame of the present invention can be protected under high temperature gas flow effect
The card Cooling protector safe and reliable work of energy itself, and observation window surface cleaning can be kept and observation window is carried out cold
But, moreover it is possible to ensure that high-temperature fuel gas does not enter inside device, it is ensured that the test equipment safety that housing 1 is internally installed, and in reinforcing
During the work of combustor total state, it is ensured that Cooling protector self and the safety of interior instrument thereof, finally can also reduce as far as possible
The flow field blocked area brought by device itself, has compact conformation, easy to operate, reliable operation, and cost is relatively low, and practicality is relatively
Good, it is easy to the advantages such as popularization and application, there is bigger practical value.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the present invention
Example, and for explaining the principle of the present invention together with description.
Fig. 1 is the Cooling protector structural representation for the observation of after-burner thermal-flame of one embodiment of the invention
Figure.
Fig. 2 is structural representation at the observation panel of one embodiment of the invention.
Fig. 3 is the observation window gland structure schematic diagram of one embodiment of the invention.
Fig. 4 is the actual work of the Cooling protector for the observation of after-burner thermal-flame of one embodiment of the invention
Make view.
Detailed description of the invention
Clearer for the purpose making the present invention implement, technical scheme and advantage, below in conjunction with in the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, the most identical or class
As label represent same or similar element or there is the element of same or like function.Described embodiment is the present invention
A part of embodiment rather than whole embodiments.The embodiment described below with reference to accompanying drawing is exemplary type, it is intended to use
In explaining the present invention, and it is not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under not making creation type work premise, broadly falls into the scope of protection of the invention.Under
Face combines accompanying drawing and is described in detail embodiments of the invention.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", "front", "rear",
The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relationship are for based on accompanying drawing institute
The orientation shown or position relationship, be for only for ease of and describe the present invention and simplify description rather than instruction or the dress of hint indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that protect the present invention
The restriction of scope.
As shown in Figure 1 to Figure 3, the Cooling protector 100 for the observation of after-burner thermal-flame of the present invention wraps
Include housing 10, cover plate 20, observation window gland 30 and perspective part 40, between housing 10 and cover plate 20, use bolt to be fixed even
Connect.
Housing 10 in the present invention uses water-cooling structure, it is ensured that device itself can under high temperature gas flow effect safety
Reliably work, particularly as follows: the one end being connected with cover plate 20 on housing 10 has protrudes from the cooling water inlet 1 of cover plate 20, cold
But water out 2, cable outlet 3, intracavity air inlet 4, intracavity gas outlet 5 and cooling gas import 6, have in the inside of housing 10
There are cable pipeline and chamber that the cooling water pipeline connected with cooling water inlet 1 and coolant outlet 2 connects with cable outlet 3
The intracavity pipeline that interior air inlet 4 connects with intracavity gas outlet 5 and the cooling cooling air pipe that connects of gas import 6 and and intracavity
The mounting platform 7 of pipeline connection, above-mentioned cooling water pipeline, intracavity pipeline etc. are in the drawings and draw.Cooling water is from cooling water
Import 1 enters the cooling water pipeline of housing 10 and flows out from coolant outlet 2, selects suitable circulation area during design, it is ensured that
The temperature of the water flowed out at coolant outlet 2 is less than 50 DEG C, thus ensures the safety of device itself, and ensures inside device
Temperature less than 50 DEG C.Housing 1 is connected by single-ended fixed form (i.e. baffle plate on the right side of in Fig. 1 with Internal cable pipeline
Fixing), and on the premise of not affecting observation effect, reduce insertion depth as far as possible, reduce the flow field brought by device itself as far as possible
Blocked area.
Being provided with baffle plate between cable pipeline and mounting platform 7, the side of housing 10 is provided with observation panel, and observation panel is put down with installing
Platform 7 connects, and can place the observation device for observing combustion chamber high temperature flame at mounting platform 7, such as video camera, video camera
Camera lens can observe the situation beyond housing towards observation port and through observation panel.And video camera can be put into by cable pipeline
At mounting platform 7, therefore the cross section of cable pipeline to have certain requirement and can put into optical viewer.By intracavity aerating
Ventilating in flame observation protection device in mouth 3 and intracavity gas outlet 4, makes the intracavity of Cooling protector (also be understood as installing
At platform 7) pressure is slightly above working environment pressure, it is to avoid and high-temperature gas enters in Cooling protector, protects its internal survey
Test instrument or observation instrument normally work.
Observation window gland 30 is mounted at observation panel with perspective part 40, and observation window gland 30 is by bolt and housing 10
Fixing and perspective part 40 is pressed in housing 10 and be allowed to fix with housing 10, observation window gland 30 is provided with air-vent, cools down gas
Import 6 is communicated to air-vent by cooling air pipe, and the cooling gas flowed out by air-vent can form gas-bearing formation isolation heat transmission.
As preferably, observation panel is circular port, offers circular port and can improve shell compared with the opening of other shapes on the sidewall of housing 10
The structural strength of body 10.Observation window gland 30 is in the outside of perspective part 40, i.e. observation window gland 30 is the one of remotely mounted platform 7
Side.As preferably, perspective part 40 can bear higher temperature for quartz glass.
Air-vent includes the recess 31 being arranged at observation window gland 30 with perspective part 40 contact jaw, and is arranged at observation window
It is uniform that through hole 32 in the middle part of gland 30, recess 31 and through hole 32 are multiple and along observation panel axis.As preferred, recessed
Mouth 31 is rectangular recess.Cooling air-flow is divided into two groups, flows in observation window gland 30 from rectangular recess 31 and through hole 32 respectively
Portion, the air-flow flowed out from rectangular recess 31 forms a stratosphere air-flow at Quartz glass surfaces, the air-flow flowed out from through hole 32
One layer of air-flow is formed in the middle part of observation window gland 30.
Further, through hole 32 is oblique through hole, i.e. the through-bore axis of through hole 32 and the gland axis of observation window gland 30
Non-intersect, it is positioned at the through-bore axis of observation window gland 30 towards perspective part 40 (namely quartz glass), the most just shape simultaneously
Become an oblique through hole, cool down air-flow owing to being directive quartz glass and deviation observation window gland 30 by what oblique through hole flowed out
Axis, therefore one vortex gas-flow can be formed outside quartz glass, this vortex gas-flow i.e. can keep Quartz glass surfaces clear
Clean, effectively reduce again Quartz glass surfaces temperature.Need to be explained further, flow into not only from cooling gas import 5
Being only cooling gas, it is also possible to be coolant, the flow direction of coolant and effect can play identical effect with cooling gas.Afterburning combustion
Burning in room ignition process and during the state of delivery temperature relatively low (no more than 900 DEG C), cooling gas accesses from intracavity gas outlet 5, logical
The air-vent cyclone structure crossing observation window gland 30 is discharged, and forms a cyclone gas protection environment outside watch window, thus
Guarantee quartz glass observation window surface cleaning and reduce its surface temperature;When after-burner total state is run, cooling water is from cold
But gas import 5 accesses, and is sprayed by the cyclone structure of observation window gland 8, forms a cyclone water protection outside watch window
Environment, it is ensured that Cooling protector and interior instrument thereof can normally work.
Below in conjunction with the use that the Cooling protector 100 for the observation of after-burner thermal-flame of the present invention is concrete
Environment is further elaborated.As shown in Figure 4, certain type full-scale after-burner total state test in, by invention be used for add
The Cooling protector 100 of power combustion chamber high temperature flame observation is installed in the discharge duct of testpieces 200, distance test (DT) part
The afterbody of 200 about 10m position, Cooling protector 100 cold for the observation of after-burner thermal-flame of the present invention
But water inlet 1 is connected with recirculated water water, and coolant outlet 2 is connected with recirculated water backwater;Intracavity air inlet 4 and the behaviour of certain equipment
Make gas to connect, by regulation air-supplying valve, cavity pressure is adjusted to slightly above working environment pressure;Cooling gas import 6 is passed through
Two electromagnetic valves are connected with operation gas and the recirculated water water of equipment respectively;After-burner outlet flame observation video camera is pacified
Being contained on test instrunment mounting platform 7, video camera wiring is drawn from cable outlet 3, records a video and is sent to monitoring meter by network
On calculation machine.It is to be appreciated that in the present embodiment indication circulation, operation gas system etc. illustrates the most in the drawings
Go out.
The Cooling protector 100 for the observation of after-burner thermal-flame of the present invention is carrying out full-scale afterburning combustion
When burning room testpieces total state test, the video camera being placed in housing 1 achieves good observation effect, clearly observes
After-burner exports the dynamic combustion process in ignition process and combustion case.When after-burner total state works
(now the delivery temperature of testpieces 200 can be more than 1500 DEG C), the present invention for after-burner thermal-flame observation cold
But protection device 100 has been effectively ensured Cooling protector self and the safety of internal observation instrument thereof.
The Cooling protector for the observation of after-burner thermal-flame of the present invention can be protected under high temperature gas flow effect
The card Cooling protector safe and reliable work of energy itself, and observation window surface cleaning can be kept and observation window is carried out cold
But, moreover it is possible to ensure that high-temperature fuel gas does not enter inside device, it is ensured that the test equipment safety that housing 1 is internally installed, and in reinforcing
During the work of combustor total state, it is ensured that Cooling protector self and the safety of interior instrument thereof, finally can also reduce as far as possible
The flow field blocked area brought by device itself, has compact conformation, easy to operate, reliable operation, and cost is relatively low, and practicality is relatively
Good, it is easy to the advantages such as popularization and application, there is bigger practical value.
The above, the only optimum detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement,
All should contain within protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of described claim
Enclose and be as the criterion.
Claims (7)
1. the Cooling protector for the observation of after-burner thermal-flame, it is characterised in that described for reinforcing combustion
The Cooling protector (100) burning room thermal-flame observation includes housing (10), cover plate (20), observation window gland (30) and perspective
Part (40), housing (10) is fixing with cover plate (20) employing bolt to be connected;
Have on described housing (10) protrude from the cooling water inlet (1) of described cover plate (20), coolant outlet (2), cable draw
Outlet (3), intracavity air inlet (4), intracavity gas outlet (5) and cooling gas import (6), housing (10) is internal to be had and cooling water
The cable pipeline that the cooling water pipeline that import (1) connects with coolant outlet (2) connects with cable outlet (3) enters with intracavity
The intracavity pipeline that QI KOU (4) connects with intracavity gas outlet (5) and cooling gas import (6) the cooling air pipe that connects and and chamber
The mounting platform (7) of interior pipeline connection, is provided with baffle plate between cable pipeline and mounting platform (7), housing (10) side is provided with sight
Cha Kou, observation panel connects with mounting platform (7), and observation window gland (30) is installed at described observation panel with perspective part (40) and all
Fixing with housing (10), observation window gland (30) is provided with air-vent, and cooling gas import (6) is communicated to by cooling air pipe
Pore.
Cooling protector for the observation of after-burner thermal-flame the most according to claim 1, it is characterised in that
Described observation panel is circular port.
Cooling protector for the observation of after-burner thermal-flame the most according to claim 1, it is characterised in that
Observation window gland (30) is in the outside of perspective part (40), i.e. observation window gland (30) is the side of remotely mounted platform (7).
Cooling protector for the observation of after-burner thermal-flame the most according to claim 1, it is characterised in that
Described perspective part (40) is quartz glass.
Cooling protector for the observation of after-burner thermal-flame the most according to claim 2, it is characterised in that
Described air-vent includes the recess (31) being arranged at observation window gland (30) with perspective part (40) contact jaw, and is arranged at observation
The through hole (32) at window gland (30) middle part, it is uniform that described recess (31) and through hole (32) are multiple and along observation panel axis.
Cooling protector for the observation of after-burner thermal-flame the most according to claim 5, it is characterised in that
Described recess (31) is rectangular recess.
Cooling protector for the observation of after-burner thermal-flame the most according to claim 5, it is characterised in that
The through-bore axis of described through hole (32) is non-intersect with the gland axis of described observation window gland (30), and is positioned at observation window gland
(30) the described through-bore axis in is towards described perspective part (40).
Priority Applications (1)
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CN201610656252.9A CN106247394B (en) | 2016-08-11 | 2016-08-11 | A kind of Cooling protector for the observation of after-burner thermal-flame |
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CN201610656252.9A CN106247394B (en) | 2016-08-11 | 2016-08-11 | A kind of Cooling protector for the observation of after-burner thermal-flame |
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CN106247394A true CN106247394A (en) | 2016-12-21 |
CN106247394B CN106247394B (en) | 2018-10-09 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108224466A (en) * | 2017-12-27 | 2018-06-29 | 中国航发四川燃气涡轮研究院 | A kind of high-temperature and high-presure resistent flame combustion chamber monitoring device |
CN112815352A (en) * | 2021-02-08 | 2021-05-18 | 山东宇能控制工程有限公司 | Closed recyclable automatic dust removal cooling device of flame detector |
CN115071984A (en) * | 2022-08-22 | 2022-09-20 | 北京凌空天行科技有限责任公司 | Aircraft engine monitoring device |
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CN105627753A (en) * | 2016-03-17 | 2016-06-01 | 山东钢铁股份有限公司 | High-temperature furnace visualization device for refractory material laboratory |
CN105628384A (en) * | 2015-12-21 | 2016-06-01 | 中国燃气涡轮研究院 | Aircraft engine afterburning monitoring device |
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JP2004101036A (en) * | 2002-09-09 | 2004-04-02 | Mitsubishi Heavy Ind Ltd | Observation hole for coal burning boiler |
CN201540449U (en) * | 2009-09-17 | 2010-08-04 | 宝山钢铁股份有限公司 | Protection cover for pinhole camera of annealing furnace |
JP5781888B2 (en) * | 2011-10-07 | 2015-09-24 | 幹男 下川 | High-temperature atmosphere furnace observation device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN108224466A (en) * | 2017-12-27 | 2018-06-29 | 中国航发四川燃气涡轮研究院 | A kind of high-temperature and high-presure resistent flame combustion chamber monitoring device |
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CN112815352A (en) * | 2021-02-08 | 2021-05-18 | 山东宇能控制工程有限公司 | Closed recyclable automatic dust removal cooling device of flame detector |
CN115071984A (en) * | 2022-08-22 | 2022-09-20 | 北京凌空天行科技有限责任公司 | Aircraft engine monitoring device |
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