CN206824271U - A kind of thermal barrier coating removal device - Google Patents
A kind of thermal barrier coating removal device Download PDFInfo
- Publication number
- CN206824271U CN206824271U CN201720638725.2U CN201720638725U CN206824271U CN 206824271 U CN206824271 U CN 206824271U CN 201720638725 U CN201720638725 U CN 201720638725U CN 206824271 U CN206824271 U CN 206824271U
- Authority
- CN
- China
- Prior art keywords
- water
- barrier coating
- thermal barrier
- spray chamber
- removal device
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of thermal barrier coating removal device, including spray chamber, High Pressure Pure Water purging system, water circulation system and control system；Wherein, workbench and high-pressure spray gun are provided with spray chamber, and high-pressure spray gun is arranged on the spray chamber madial wall, it is connected with the High Pressure Pure Water purging system being arranged on outside spray chamber, set-up of control system is connected with workbench, High Pressure Pure Water purging system and water circulation system respectively outside spray chamber.For the utility model by control system parameter setting, control High Pressure Pure Water is ejected into the blade surface on workbench via high-pressure spray gun, removes blade surface thermal barrier coating, during waste water reused by water circulation system circular regeneration.A kind of thermal barrier coating removal device provided by the utility model, it is simple in construction, operation is easy to operate using industrialization design, it is and securely and reliably, pollution-free, blade surface thermal barrier coating can be removed well.
Description
Technical field
The utility model belongs to cleaning device technical field, more particularly to a kind of thermal barrier coating removal device.
Background technology
Thermal Barrier Coating Technologies are widely used to gas turbine gas turbine blade, by being applied in blade base alloy surface
High temperature insulating protective coating is covered, reaches and prevents high temperature gas flow from directly impacting matrix material, prevent blade high temperature corrosion, extend blade
Service life, improve the purpose of gas turbine proficiency.But the small metallurgical imperfection of matrix alloy, coating layer thickness or chemistry into
Deviation divided etc. generally can all cause blade coatings workmanship unqualified, and high temperature alloy manufacturing cost is high, blade shape is multiple
The odjective cause such as miscellaneous causes the processing charges of blade to be far above coating manufacturing expense, if only being reported because coating workmanship is unqualified
Useless blade can cause very big economic waste, therefore, to the unqualified blade of coating to do over again or reprocess be very necessary；It is another
Aspect, high-temperature fuel gas, cooling air-flow wash away and the harsh Service Environment such as thermal stress ringing under, thermal barrier coating can not be kept away
That exempts from occurs the failure modes such as high-temperature oxydation, burn into bulge, peeling, or under arms during by other damages, and thermal boundary
The life-span of coating is often below the life-span of high temperature alloy matrix, and high temperature alloy matrix may continue to use after coating failure.Therefore,
The part to be worked as gas turbine manufacture, breakdown maintenance, scheduled overhaul, it is necessary to repair, remove old to thermal barrier coating
Coating, new coating is coated, so that blade is put back into.
At present, the method for removing blade surface thermal barrier coating has：Sandblasting, polishing, blast, hydrogen fluoride (HF) Ion Cleaning,
Autoclave alkaline solution chemistry removal etc..Equipment needed for the mechanical means removal thermal barrier coating such as sandblasting polishing is simple and convenient to operate,
But technique is arduously time-consuming, and precision is difficult to control, and is easy to that matrix is caused to damage；Hydrogen fluoride (HF) Ion Cleaning technology is applied to
Prerinse before blade surface processing (such as chemical vapor deposition), but required equipment is expensive and reacting gas HF corrosivity is strong, can
Matrix can be caused to damage；Using autoclave high temperature condition of high voltage, removing coating is gone substantially using alkaline solution chemical attack
To high temperature alloy matrix not damaged, but required equipment is expensive, removing technique, time-consuming, and processing safety is poor.
Utility model content
For insufficient existing for existing thermal barrier coating removal technology, the purpose of this utility model is that providing a kind of thermal boundary applies
Layer removal device, its is simple to operate, operating efficiency is high and environmentally friendly, by controlling technological parameter, can not only effectively go at a high speed
Except blade surface heat barrier coating, and damage is not produced to matrix.
In order to achieve the above object, the technical solution adopted in the utility model is：
A kind of thermal barrier coating removal device, including spray chamber, High Pressure Pure Water purging system, water circulation system and control system
System；Wherein,
Workbench and high-pressure spray gun are provided with spray chamber, and high-pressure spray gun is arranged on the spray chamber madial wall, with
Be arranged on outside spray chamber High Pressure Pure Water purging system connection, set-up of control system outside spray chamber, respectively with workbench, high pressure
Pure water cleaning system and water circulation system are connected.
The utility model, which further improves, to be, is provided with spray chamber using interior made of stainless steel metal material
Courage.
The utility model, which further improves, to be, workbench is cylindrical, rotary table.
The utility model, which further improves, to be, mobile chamber door is provided with the side wall of spray chamber, is set on mobile chamber door
Be equipped with transparent observing window, during working condition, mobile chamber door close automatically after by pneumostop system by the spray chamber
It is outer completely isolated.
The utility model, which further improves, to be, spray chamber is provided with alarm and protection system, for event to occur in operation
Barrier or the mobile chamber door beep when not shutting.
The utility model, which further improves, to be, spray chamber is provided with spilling water protection system, and spray chamber inner bottom part is set
It is equipped with sewage water filtration discharge port.
The utility model, which further improves, to be, workbench bottom is provided with rotation support and control component.
The utility model, which further improves, to be, is provided with table surface and is consolidated for fixing the air-actuated jaw of blade
Determine component, the rotational control assemblies for rotating vane and the elevating control component for lift blade.
The utility model, which further improves, to be, high-pressure cleaning system also includes motor, high-pressure pump, accumulator, control
Device, hydraulic means, booster, safety valve and pressure duct processed, pressure duct top connection water circulation system, end connection high pressure
Spray gun, high-pressure pump, accumulator, controller, hydraulic means, booster and safety valve pass sequentially through pressure duct and connected, motor
Power is provided.
The utility model further improve is, water circulation system include water inlet pipe, inlet valve, bag filter,
Cyclone, foul water tank, water deionizer, pure water tank and flowing water Valve；During working condition, the high pressure used is pure
Water reaches pure water tank by water inlet pipe, inlet valve, bag filter, centrifugal type filter, water deionizer successively, and water follows
The water that can not be continuing with during ring is stored in foul water tank through flowing water Valve, the water of loss directly by running water by water go from
Supplemented after sub-device purification.
Compared with existing thermal barrier coating removal technology, using a kind of thermal barrier coating removal device provided by the utility model,
By control system parameter setting, the High Pressure Pure Water of water circulation system is controlled to be ejected into blade on workbench via high-pressure spray gun
Surface, remove blade surface thermal barrier coating, and during waste water reused by water circulation system circular regeneration, loss
Water is directly supplemented by running water.The utility model uses industrialization design, simple in construction, operation is easy to operate, and securely and reliably,
It is pollution-free, comprehensive cleaning can be carried out to high-volume blade, be also applied for the cleaning of independent blade.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1. spray chamber；1-1. moves chamber door；1-2. watch window；1-3 workbench；2. High Pressure Pure Water purging system；
2-1. high-pressure spray gun；3. water circulation system；4. control system.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of thermal barrier coating removal device provided by the utility model, including spray chamber 1, High Pressure Pure Water are clear
Wash system 2, water circulation system 3 and control system 4.
Wherein, mobile chamber door 1-1 is provided with the side wall of spray chamber 1, transparent observing window is provided with mobile chamber door 1-1
1-2, pneumostop system will be completely isolated inside and outside spray chamber 1 after mobile chamber door 1-1 is closed automatically.The inner bag of spray chamber 1 uses
Corrosion-resistant, shock proof stainless steel metal material, spray chamber 1 is internally provided with high-pressure spray gun 2-1 and workbench 1-3, and bottom is set
It is equipped with filterability wastewater discharge mouth.High-pressure spray gun 2-1 belongs to High Pressure Pure Water purging system 2, on the madial wall of spray chamber 1,
Connected with High Pressure Pure Water purging system 2, towards workbench 1-3.Workbench 1-3 is cylindrical, rotary table, is arranged on
The middle position of spray chamber 1, air-actuated jaw fixation kit, rotational control assemblies and elevating control are provided with workbench 1-3 table tops
Component, air-actuated jaw component are used to fix blade, and rotational control assemblies are used for rotating vane, and elevating control component is used to lift leaf
Piece.Workbench 1-3 bottoms are provided with rotation support and control component, for supporting and rotary table 1-3.Spray chamber 1, which is provided with, to overflow
Water conservation system and alarm and protection system, spilling water protection system connection alarm and protection system, are higher than water level in spray chamber 1 occurs
During safety level, spilling water protection system starts, and alarm and protection system sends alarm, and equipment stops cleaning, the side of spray chamber 1
The discharge outlet of wall, which is opened, carries out draining；In addition, when device fails or mobile chamber door 1-1 are not shut in cleaning process, report
Alert protection system beeps, and equipment stops cleaning.
High-pressure cleaning system 2 also includes motor, high-pressure pump, accumulator, controller, hydraulic means, booster, safety valve
And pressure duct.Pressure duct top connects water circulation system 3, end connection high-pressure spray gun 2-1, high-pressure pump, accumulator, control
Device, hydraulic means, booster and safety valve pass sequentially through pressure duct and connected, and motor provides power.
Water circulation system 3 carries out water cycle regeneration, and it includes water inlet pipe, inlet valve, bag filter, centrifugal separation
Device, foul water tank, water deionizer, pure water tank and flowing water Valve.During working condition, the High Pressure Pure Water used passes through successively
Water inlet pipe, inlet valve, bag filter, centrifugal type filter, water deionizer reach pure water tank, pure water tank and high-voltage tube
Road top connects through flowing water Valve, and the water that can not be continuing with water cycle process is stored in foul water tank through flowing water Valve, and damages
The water of mistake is directly supplemented by running water after the purification of water deionizer.
Control system 4 is located at outside spray chamber 1, with workbench 1-3, High Pressure Pure Water purging system 2 and water circulation system 3
Connection, the opening and closing of control High Pressure Pure Water purging system 2 and the current in cleaning process of water circulation system 3, and current
The setting and adjustment of pressure value；Spray angle, distance and route between setting and adjustment high-pressure spray gun 2-1 and blade；Work as blade
After side is cleaned, control system 4 controls the rotational control assemblies rotating vane on workbench 1-3 another with cleaning blade
Side；When blade Integral cleaning finishes, control system 4 controls workbench 1-3 rotations to clean next blade.
Finally it is pointed out that it is described above be only illustrate the technical solution of the utility model and non-limiting skill
Art scheme, for the person of ordinary skill of the art, under the premise of the utility model technical principle is not departed from, to this practicality
New technical scheme is modified or equivalent substitution, all should cover in right of the present utility model.
Claims (10)
1. a kind of thermal barrier coating removal device, it is characterised in that followed including spray chamber (1), High Pressure Pure Water purging system (2), water
Loop system (3) and control system (4)；Wherein,
Workbench (1-3) and high-pressure spray gun (2-1) are provided with spray chamber (1), and high-pressure spray gun (2-1) is arranged on the water spray
On room (1) madial wall, connected with being arranged on the High Pressure Pure Water purging system (2) of spray chamber (1) outside, control system (4) is arranged on
Spray chamber (1) outside, is connected with workbench (1-3), High Pressure Pure Water purging system (2) and water circulation system (3) respectively.
2. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that be provided with and adopt in spray chamber (1)
The inner bag made of stainless steel metal material.
3. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that workbench (1-3) is cylinder
Shape, rotary table.
4. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that set in the side wall of spray chamber (1)
It is equipped with mobile chamber door (1-1), is provided with transparent observing window (1-2) on mobile chamber door (1-1), during working condition, mobile chamber door
(1-1) will be completely isolated inside and outside the spray chamber (1) by pneumostop system after closing automatically.
5. a kind of thermal barrier coating removal device according to claim 4, it is characterised in that spray chamber (1) is provided with alarm
Protection system, for being beeped when operation is broken down or the mobile chamber door (1-1) is not shut.
6. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that spray chamber (1) is provided with spilling water
Protection system, and spray chamber (1) inner bottom part is provided with sewage water filtration discharge port.
7. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that workbench (1-3) bottom is set
There is rotation support and control component.
8. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that set on workbench (1-3) table top
It is equipped with air-actuated jaw fixation kit, the rotational control assemblies for rotating vane and for lift blade for fixing blade
Elevating control component.
9. a kind of thermal barrier coating removal device according to claim 1, it is characterised in that high-pressure cleaning system (2) also wraps
Motor, high-pressure pump, accumulator, controller, hydraulic means, booster, safety valve and pressure duct are included, pressure duct top connects
The water receiving circulatory system (3), end connection high-pressure spray gun (2-1), high-pressure pump, accumulator, controller, hydraulic means, booster and
Safety valve passes sequentially through pressure duct connection, and motor provides power.
A kind of 10. thermal barrier coating removal device according to claim 1, it is characterised in that water circulation system (3) include into
Water pipe, inlet valve, bag filter, cyclone, foul water tank, water deionizer, pure water tank and flowing water Valve；
During working condition, the High Pressure Pure Water used is successively by water inlet pipe, inlet valve, bag filter, centrifugal type filter, water
Deionizer reaches pure water tank, and the water that can not be continuing with water cycle process is stored in foul water tank through flowing water Valve, loses
Water directly by running water by water deionizer purification after supplement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638725.2U CN206824271U (en) | 2017-06-02 | 2017-06-02 | A kind of thermal barrier coating removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638725.2U CN206824271U (en) | 2017-06-02 | 2017-06-02 | A kind of thermal barrier coating removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206824271U true CN206824271U (en) | 2018-01-02 |
Family
ID=60773007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720638725.2U Expired - Fee Related CN206824271U (en) | 2017-06-02 | 2017-06-02 | A kind of thermal barrier coating removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206824271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109161911A (en) * | 2018-09-11 | 2019-01-08 | 北京航空航天大学 | A kind of removal device and method of thermal barrier coating |
| CN113385460A (en) * | 2020-03-13 | 2021-09-14 | 上海施代科流体科技有限公司 | High-pressure water jet cleaning equipment |
-
2017
- 2017-06-02 CN CN201720638725.2U patent/CN206824271U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109161911A (en) * | 2018-09-11 | 2019-01-08 | 北京航空航天大学 | A kind of removal device and method of thermal barrier coating |
| CN113385460A (en) * | 2020-03-13 | 2021-09-14 | 上海施代科流体科技有限公司 | High-pressure water jet cleaning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 Termination date: 20180602 |
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| CF01 | Termination of patent right due to non-payment of annual fee |