CN205710903U - A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance - Google Patents
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance Download PDFInfo
- Publication number
- CN205710903U CN205710903U CN201620716521.1U CN201620716521U CN205710903U CN 205710903 U CN205710903 U CN 205710903U CN 201620716521 U CN201620716521 U CN 201620716521U CN 205710903 U CN205710903 U CN 205710903U
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- gas
- gas turbine
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- vacuum
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Abstract
The utility model discloses a kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance, mainly include vacuum-pumping body of heater, gas supply control system, vacuum and exhaust treatment system.This utility model is removed and is coated with twice process system and forms by coating, and twice process system both can work independently, and prepares as only carried out the cleaning of blade inner and outer surfaces coating or coating on inner surface;Also work be can be combined, remove as carried out the coating on inner surface of military service blade and be coated with integrated reparation.This utility model simple in construction, flexible operation, convenience, vent gas treatment ability is strong, pollution-free, and production efficiency is high, it is possible to meets blade inner duct face coat and repairs requirement.
Description
Technical field:
This utility model relates to chemical vapor depsotition equipment field, is specifically related in a kind of gas turbine gas turbine blade
Channel surfaces coating prosthetic appliance.
Background technology:
The removing of gas turbine gas turbine blade face coat and the technology that is coated with are for vane manufacturing and turbine blade
Reparation has great importance.On the one hand, in coating manufacture process, metallurgical imperfection that matrix alloy is small, coating layer thickness or
Exceeding standard etc. of chemical composition all can cause blade coatings off quality, but, high temperature alloy manufacturing cost is high, blade shape is multiple
The odjective cause such as miscellaneous cause the processing charges of blade far above coating manufacturing expense, if only scrap leaf because coating quality is defective
Sector-meeting causes the biggest economic waste, and therefore, blade defective to coating is done over again or reprocessed is the most necessary;The opposing party
Face, gas turbine blade is under high-temperature fuel gas, inner duct airflow scouring and thermal stress Circulation, and blade surface coating there will be
The failure modes such as high-temperature oxydation, burn into bulge, peeling, or under arms during suffer accidental injury, be required for blade and painting
Layer is repaired in time, in order to blade puts back into.
The removing of gas turbine gas turbine blade face coat and be coated with causing blade from size to structure
A lot of changes of performance, these changes will affect the performance of gas turbine, even entail dangers to safety.Therefore, it is necessary to coating
Remove and be coated with Processes and apparatus and carry out conscientiously in depth studying.The method removed currently, with respect to blade coatings is a lot, such as spray
The physical removal methods such as sand, sand papering, water under high pressure, the chemical removal methods such as the cleaning of chemical solution cleans, halogenide, electrolysis;
Coating about blade coatings, the particularly painting method of gas turbine gas turbine blade inner duct face coat has pressed powder
Method, slurry process and chemical vapour deposition technique etc..Though coating repairing method is varied, but it is generally all that above twice technique exists
Different equipment or device are independently carried out, spend relatively costly, the process time is longer, for coating remove be coated with one
Body prosthetic appliance rarely has report.
Utility model content:
The purpose of this utility model is to provide a kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance,
This device structure is simple, easy to operate, pollution-free, production efficiency is high, it is possible to meet turbine blade inner duct face coat manufacture
With the industrialization production requirements repaired.
For reaching above-mentioned purpose, this utility model adopts the following technical scheme that and is achieved:
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance, including vacuum-pumping body of heater, gas
Supply control system, vacuum and exhaust treatment system;Wherein,
The circumference of vacuum-pumping body of heater and top are followed successively by stove heat insulating material for external layer, outer furnace shell, refractory material from outside to inside
Lining and heater, the bottom of vacuum-pumping body of heater is provided with the sealed chassis for sealing, is provided with in vacuum-pumping body of heater
Detachable stainless steel inner container, sealed chassis is provided with the admission line and escape pipe being connected with detachable stainless steel inner container
Road, is provided with inducing QI bearing in detachable stainless steel inner container, inducing QI bearing is provided with several gas ports, inducing QI bearing with can
Top in dismounting stainless steel inner container forms coating and repairs district, and the outlet side of admission line is positioned at inducing QI bearing with the most stainless
In cavity formed below in steel inner bag, the inlet end of outlet pipe stretches to coating through inducing QI bearing and repairs in district, goes out
The outlet side of feed channel is connected with vacuum and exhaust treatment system, gas supply control system respectively with admission line and giving vent to anger
Pipeline is connected.
This utility model is further improved by: be additionally provided with O between the bottom of sealed chassis and vacuum-pumping body of heater
RunddichtringO.
This utility model is further improved by: detachable stainless steel inner container is fixing by be placed in sealed chassis
Base is arranged in vacuum-pumping body of heater.
This utility model is further improved by: the outlet side circumference of admission line is provided with heat radiation screening plate.
This utility model is further improved by: the outlet side of admission line is provided with plate-like admission line.
This utility model is further improved by: be provided with detachable stainless steel casing in the circumference of each gas port.
This utility model is further improved by: the bottom of vacuum-pumping body of heater and the bottom of sealed chassis are respectively provided with
There is ground supports seat.
This utility model is further improved by: vacuum and exhaust treatment system include the multiple filtration being sequentially connected with
Device, vacuum system, alkali liquor filter and emptying burning structure, horizontal pipe and multiple filtration are passed through in the outlet side of outlet pipe
Device is connected.
This utility model is further improved by: gas supply control system includes high-purity Ar bottle, high-purity H2Bottle, high-purity
HF gas cylinder, high-purity HCl gas cylinder and CO2Gas cylinder;Wherein, the circumference of high-purity HF gas cylinder is provided with water cycle temperature control system, high-purity
The outlet of Ar bottle, CO2The outlet of gas cylinder and the outlet of high-purity HF gas cylinder are all connected with the inlet end of admission line, high-purity HF gas
The outlet of bottle, high-purity H2The air inlet all with gas blending tank of the outlet with high-purity HCl gas cylinder that exports of bottle is connected, and gas mixes
The gas outlet of tank is connected with the air inlet of aluminum chloride gas maker, the gas outlet of aluminum chloride gas maker and admission line
Inlet end is connected, and is provided with Al metallic particle bed in aluminum chloride gas maker.
This utility model is further improved by: on the outlet conduit of high-purity Ar bottle, CO2On the outlet conduit of gas cylinder,
High-purity H2It is provided with gas pressure reducer and mass flowmenter on the outlet conduit of bottle and on the outlet conduit of high-purity HCl gas cylinder,
It is provided with HF gas flowmeter on the outlet conduit of high-purity HF gas cylinder, the gas outlet pipeline of gas blending tank is provided with electromagnetism and opens
Close, the gas outlet pipeline of aluminum chloride gas maker is provided with flow of digit display regulation valve.
Compared with prior art, this utility model has the advantage that
1), this utility model provide a kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance, can
Realize blade inner duct face coat remove be coated with integrated, simultaneously guarantee blade outer surface be not damaged.
2), this utility model provide a kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance, knot
Structure is simple, it is easy to operate to run, and can effectively control the damage to equipment of harmful gas in tail gas and the pollution of environment, shorten batch
Production cycle, meet the requirement of industrialized production and environmental protection.
Accompanying drawing illustrates:
The detailed description to specific embodiment below with reference to accompanying drawing, it will preferably explain content of the present utility model with
Feature, wherein:
Accompanying drawing 1 is this utility model structural representation.
Accompanying drawing 2 is gas supply control system flow chart.
Wherein: 1. vacuum-pumping body of heater;2. refractory liner;3. heater;4. detachable stainless steel inner container;5. fixing
Base;6. coating repairs district;7. gas supply control system;8. admission line;9. inducing QI bearing;10. outside detachable rustless steel
Shell;11. plate-like admission lines;12. heat radiation screening plates;13. sealed chassis;14.O shape sealing ring;15. outlet pipes;16. water
Flat pipeline;17. multi-bed filters;18. vacuum systems;19. alkali liquor filters;20. emptying burning structures;21. high-purity Ar bottles;
22. high-purity H2Bottle;23. high-purity HF gas cylinders;24. high-purity HCl gas cylinders;25.CO2Gas cylinder;26. gas pressure reducers;27. mass flows
Meter;28. water cycle temperature control systems;29.HF gas flowmeter;30. gas blending tanks;31. electromagnetic switch;32. aluminum chloride gas
Maker;33.Al metallic particle bed;34. flow of digit display regulation valves.
Detailed description of the invention:
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with referring to the drawings, to this
Utility model further describes.
In the embodiment in figure 1, equipment of the present utility model includes: a vacuum-pumping body of heater 1, a gas supply control
System 7 processed, and a vacuum and exhaust treatment system.
It is evenly distributed with around the refractory liner 2 of the vertical type square burner hearth of vacuum-pumping body of heater 1 of the present utility model
Heater 3, heater 3 and the conjuncted installation of vacuum-pumping body of heater 1, it is ensured that the uniformity of heating in stove.Set in vacuum-pumping body of heater 1
Putting detachable stainless steel inner container 4, detachable stainless steel inner container 4 is non-sealed to vacuum-pumping body of heater 1 by firm banking 5,
Body of heater inner chamber is isolated coating and repairs district 6, built-in thermoelectric bigraph does not shows and is repaiied by entrance coating bottom vacuum-pumping body of heater 1
Multiple district 6, passes to observed temperature not show in temperature-controlling system figure, is not belonging to this utility model content, prevents owing to vacuum is made
The temperature difference become.Coating is configured with, in repairing district 6, the admission line 8 being connected with gas supply control system 7, and reacting gas passes through
Admission line enters coating and repairs district 6.Blade is fixed on inducing QI bearing 9 by the air inlet of its lower end, it is ensured that during ventilation
There are enough reacting gas by blade inner duct.Blade outer surface is by detachable stainless steel casing 10, it is to avoid with reaction gas
Body contacts and is destroyed, and fills easy cleaning, resistant to elevated temperatures high viscosity mud materials in detachable stainless steel casing 10.Coating is repaiied
Admission line in multiple district 6 is plate-like admission line 11, and air inlet, in pipeline bottom, can prevent the powder generated in course of reaction
Shape product blocks air inlet, and hold-down support 5 is arranged above Multi-layer thermal radiation shield 12, for reflective thermal radiation, reaches stove
The effect of body insulation.By sealed chassis 13 and the compression burn into of resistance to hydrogen fluoride gas resistant to elevated temperatures O shape outside vacuum-pumping body of heater 1
Sealing ring 14 is hermetically sealed.Being provided with outlet pipe 15 on firm banking, outlet pipe 15 is by horizontal pipe 16 and vacuum and tail
Gas processing system is connected.Vacuum and exhaust treatment system are sequentially connected with multi-bed filter 17, true by polypropylene material pipe material
Do-nothing system 18, alkali liquor filter 19 and emptying burning structure 20.Admission line 8 outside vacuum-pumping body of heater 1 and outlet pipe
15 outer surfaces are mounted on heating and thermal insulation set, prevent reacting gas and the aluminum chloride gas in tail gas when temperature is less than 180 DEG C
Pipeline is blocked in condensation.
In the embodiment of fig. 2, gas supply control system 7 of the present utility model specifically includes that high-purity Ar bottle 21, high-purity
H2Bottle 22, high-purity HF gas cylinder 23, high-purity HCl gas cylinder 24 and gaseous reactant CO2Gas cylinder 25.System passes through gas pressure reducer 26
Ar, H is accurately controlled with mass flowmenter 272, the gas flow such as HCl and CO2, by water cycle temperature control system 28 and HF gas stream
Gauge 29 accurately controls HF gas flow.In coating removes technical process, H2Air inlet pipe is passed through with certain proportion with HF gas
Road 8 enters coating and repairs district 6;In coating is coated with technical process, H2Gas blending tank is entered with certain proportion with HCl gas
30, blending tank 30 connects aluminum chloride gas maker 32 by electromagnetic switch 31, is provided with Al metallic particle bed 33 in maker,
Aluminum chloride gas connects admission line 8 by flow of digit display regulation valve 34.Gaseous reactant CO2Pipeline is passed through with certain flow
Enter exhaust treatment system on 16, react generation particulate solid with unreacted aluminum chloride gas.Gaseous reactant not only limits
In CO2Gas, it is also possible to be CO, NOxEtc. can with aluminum chloride gas react generate particulate solid other gases.
In coating is coated with technical process, plate-like admission line top arranges a porous gas dispersion plate, clear in coating
During except technique, on the screen cloth on this plate, alternative placing graphite block, improves elimination efficiency and effect, is coated with technique in coating
Time, the screen cloth on this plate can be placed aluminum-evanohm granule, particle size distribution is between 0.95cm~1.27cm.
Blade outer surface is by detachable stainless steel casing, it is to avoid contacts with reacting gas and is destroyed, outside rustless steel
Easy cleaning, resistant to elevated temperatures high viscosity mud materials is filled in shell.
Gas supply control system includes high-purity Ar (argon, purity >=99.999%) bottle, high-purity H2(purity >=
99.999%) bottle, high-purity HF gas (purity >=99.99%) bottle, high-purity HCl gas (purity >=99.999%) bottle and vapor reaction
Thing CO2(carbon dioxide) gas cylinder, in high-purity HF gas cylinder, moisture content must be less than 3ppm, and in other gas cylinder, moisture content must be less than
10ppm。
In coating removes technical process, H2Enter coating with certain proportion by admission line with HF gas and repair district.
In coating is coated with technical process, H2Entering gas blending tank with HCl gas with certain proportion, blending tank passes through electromagnetic switch
Connect aluminum chloride gas maker, in maker, be provided with Al metallic particle bed, AlClx(aluminum chloride) gas passes through flow of digit display
Regulation valve connects admission line.
Additionally, the admission line outside body of heater is mounted on heating and thermal insulation set with outlet pipe outer surface, prevent reacting gas
Pipeline is blocked with the condensation when temperature is less than 180 DEG C of the aluminum chloride gas in tail gas.
When using this utility model to carry out the removing of gas turbine gas turbine blade inner duct face coat, shove charge seals,
Forvacuum before heating, is passed through air in argon emptying body of heater, opens heater, and under argon shield, heating furnace body is to 810
DEG C~1100 DEG C after, can carry out coating remove technique;This utility model is used to carry out gas turbine gas turbine blade endoporus
When road face coat is coated with, it is necessary to be first passed through argon and guarantee to empty reacting gas or the air that body of heater Nei Qian road technique is left over,
Then carry out coating and be coated with technique;Multi-bed filter in exhaust treatment system must periodically be pulled down with vacuum system and clear up
With maintenance, the alkali liquor in alkali liquor filter is periodically replaced, it is ensured that thorough tail gas treatment and equipment are properly functioning;Equipment ring
It is necessarily provided with HF gas warning system within the border.
Claims (10)
1. a gas turbine gas turbine blade inner duct face coat prosthetic appliance, it is characterised in that: include vacuum-pumping
Body of heater (1), gas supply control system (7), vacuum and exhaust treatment system;Wherein,
The circumference of vacuum-pumping body of heater (1) and top are followed successively by stove heat insulating material for external layer, outer furnace shell, refractory material lining from outside to inside
In (2) and heater (3), the bottom of vacuum-pumping body of heater (1) be provided with for seal sealed chassis (13), vacuum-pumping stove
It is provided with detachable stainless steel inner container (4) in body (1), sealed chassis (13) is provided with and detachable stainless steel inner container (4) phase
The admission line (8) of connection and outlet pipe (15), be provided with inducing QI bearing (9) in detachable stainless steel inner container (4), inducing QI is propped up
Being provided with several gas ports on seat (9), inducing QI bearing (9) and the top in detachable stainless steel inner container (4) form coating and repair
Multiple district (6), the outlet side of admission line (8) is positioned at the formed below of inducing QI bearing (9) and detachable stainless steel inner container (4)
In cavity, the inlet end of outlet pipe (15) stretches to coating through inducing QI bearing (9) and repairs in district (6), outlet pipe (15)
Outlet side be connected with vacuum and exhaust treatment system, gas supply control system (7) respectively with admission line (8) and giving vent to anger
Pipeline (15) is connected.
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: between the bottom of sealed chassis (13) and vacuum-pumping body of heater (1), be additionally provided with O RunddichtringO (14).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: detachable stainless steel inner container (4) is arranged on vacuum-pumping by the firm banking (5) being placed in sealed chassis (13)
In body of heater (1).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: the outlet side circumference of admission line (8) is provided with heat radiation screening plate (12).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: the outlet side of admission line (8) is provided with plate-like admission line (11).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: in the circumference of each gas port, be provided with detachable stainless steel casing (10).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: the bottom of vacuum-pumping body of heater (1) and the bottom of sealed chassis (13) are provided with ground supports seat (B).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: multi-bed filter (17) that vacuum and exhaust treatment system include being sequentially connected with, vacuum system (18), alkali liquor filter
(19) and emptying burning structure (20), the outlet side of outlet pipe (15) is by horizontal pipe (16) and multi-bed filter (17)
It is connected.
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 1, it is special
Levy and be: gas supply control system (7) includes high-purity Ar bottle (21), high-purity H2Bottle (22), high-purity HF gas cylinder (23), high-purity
HCl gas cylinder (24) and CO2Gas cylinder (25);Wherein, the circumference of high-purity HF gas cylinder (23) is provided with water cycle temperature control system (38),
The outlet of high-purity Ar bottle (21), CO2The outlet of gas cylinder (25) and the outlet of high-purity HF gas cylinder (23) all with admission line (8)
Inlet end is connected, the outlet of high-purity HF gas cylinder (23), high-purity H2The outlet of the bottle outlet of (22) and high-purity HCl gas cylinder (24) all with
The air inlet of gas blending tank (30) is connected, the gas outlet of gas blending tank (30) and the air inlet of aluminum chloride gas maker (32)
Mouth is connected, and the gas outlet of aluminum chloride gas maker (32) is connected with the inlet end of admission line (8), and aluminum chloride gas generates
Al metallic particle bed (33) it is provided with in device (32).
A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance the most according to claim 9, it is special
Levy and be: on the outlet conduit of high-purity Ar bottle (21), CO2On the outlet conduit of gas cylinder (25), high-purity H2The outlet conduit of bottle (22)
It is provided with gas pressure reducer (26) and mass flowmenter (27), high-purity HF on the upper outlet conduit with high-purity HCl gas cylinder (24)
It is provided with HF gas flowmeter (29) on the outlet conduit of gas cylinder (23), the gas outlet pipeline of gas blending tank (30) is provided with
Electromagnetic switch (31), the gas outlet pipeline of aluminum chloride gas maker (32) is provided with flow of digit display regulation valve (34).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620716521.1U CN205710903U (en) | 2016-07-07 | 2016-07-07 | A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620716521.1U CN205710903U (en) | 2016-07-07 | 2016-07-07 | A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance |
Publications (1)
Publication Number | Publication Date |
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CN205710903U true CN205710903U (en) | 2016-11-23 |
Family
ID=57326855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620716521.1U Expired - Fee Related CN205710903U (en) | 2016-07-07 | 2016-07-07 | A kind of gas turbine gas turbine blade inner duct face coat prosthetic appliance |
Country Status (1)
Country | Link |
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CN (1) | CN205710903U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109355639A (en) * | 2018-11-16 | 2019-02-19 | 四川大学 | Solid lubricant coating coater for gear teeth face |
-
2016
- 2016-07-07 CN CN201620716521.1U patent/CN205710903U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109355639A (en) * | 2018-11-16 | 2019-02-19 | 四川大学 | Solid lubricant coating coater for gear teeth face |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20180707 |