CN108023443A - Stator and motor - Google Patents
Stator and motor Download PDFInfo
- Publication number
- CN108023443A CN108023443A CN201810075294.2A CN201810075294A CN108023443A CN 108023443 A CN108023443 A CN 108023443A CN 201810075294 A CN201810075294 A CN 201810075294A CN 108023443 A CN108023443 A CN 108023443A
- Authority
- CN
- China
- Prior art keywords
- housing
- stator
- screen board
- engine base
- glass
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The present invention provides a kind of stator and motor, it is related to the technical field of motor.The stator, including：Stator core and the housing being arranged in the stator core；The housing is glass steel material or glass embryo cloth material；The housing pastes the inner surface in the stator core.Alleviate the problem of housing existing in the prior art is of high cost.
Description
Technical field
The present invention relates to the technical field of motor, more particularly, to a kind of stator and motor.
Background technology
With the development of power industry, the application of motor at home and abroad is also more and more extensive；Wherein, the temperature rise of motor is
The principal element of limiting motor rotating speed.
Housing of the prior art is made to be clipped to using monoblock stainless sheet steel (0.2-0.6mm) and calculated
Size, is molded after stainless sheet steel is rolled with sub- arc welding, or with stainless-steel pipe roll forming (circle).As needed
Cutter size, weld out stator can and rotor shielding sleeve.In stator press-in engine base, two adds tablet, then fixed
Sub- housing is put into motor cavity, and size as needed, dismisses unnecessary housing, finally with sub- arc-welding stator can
Welded with tablet, by the good rotor of rotor shielding sleeve press-in smart car, upper lathe car goes unnecessary housing and tablet to cut
Groove, then welded rotor shielding sleeve and tablet with sub- arc-welding, finally upper lathe rolling shaping.
Conventional motor stator housing is welded using stainless-steel sheet, and the low required technological equipment of its yield rate is held high
It is expensive, it is of high cost.
The content of the invention
The first object of the present invention is to provide a kind of stator, of high cost to alleviate housing existing in the prior art
Technical problem.
Based on above-mentioned first purpose, stator provided by the invention, including：Stator core and it is arranged in the stator core
Housing；
The housing is glass steel material or glass embryo cloth material；
The housing pastes the inner surface in the stator core.
As further technical solution, the housing is tubulose.
As further technical solution, the thickness of the housing is 1.2 millimeters of 0.6 ￣.
As further technical solution, shielding line is disposed with housing, shielding line is in net structure.
As further technical solution, axial thickness from centre to both ends of the housing along the housing
Gradually increase.
As further technical solution, the housing includes epoxy resin layer and glass layer.
As further technical solution, the housing includes the first glass fibers outwards set gradually from central axis
Wei Bu, epoxy resin layer and the second glass fabric.
The second object of the present invention is to provide a kind of stator, of high cost to alleviate housing existing in the prior art
Technical problem.
Based on above-mentioned second purpose, motor provided by the invention, including：Engine base and the stator；
The engine base is set in the outside of the stator, and the housing is between stator and rotor；
The both ends of the engine base are fixed with the first screen board and the second screen board, first screen board and institute by fastener respectively
The connection of engine base seam allowance is stated, second screen board is connected with the engine base seam allowance；
Be equipped with the first reinforcing ring between first screen board and the housing, second screen board and the housing it
Between be equipped with the second reinforcing ring；
Formed between the side wall of the engine base, the housing, first screen board and second screen board and be used to accommodate
Cool down the seal cavity of medium.
As further technical solution, the contact surface of first screen board and the engine base is equipped with the first epoxy adhesive layer；
The contact surface of second screen board and the engine base is equipped with the second epoxy adhesive layer.
As further technical solution, the housing and first reinforcing ring are bonded or paste, the housing
It is bonded or pastes with second reinforcing ring.
What the present invention was brought has the beneficial effect that：
Stator provided by the invention includes：Stator core and the housing being arranged in stator core；Housing is glass
Steel material or glass embryo cloth material；Housing pastes the inner surface in stator core.Paste fiberglass housing make housing with
Stator is combined into an entirety, and effectively bore of stator can be sealed, while improves the anti-pressure ability of housing.Due to glass
Glass steel belongs to insulating materials, greatly reduces the eddy-current loss in housing, improves electric efficiency.For it is different cooling media and
Crossing the flowing liquid present invention can use in stator winding chamber individually cools down motor and shield electric machine.Using fiberglass or glass embryo
Cloth pastes housing, and technique is simple, cheap.
The motor that the present invention provides in fact, including：Engine base and stator；Engine base is set in the outside of stator, and housing is positioned at fixed
Between son and rotor；The both ends of engine base are fixed with the first screen board and the second screen board, the first screen board and engine base by fastener respectively
Seam allowance connects, and the second screen board is connected with engine base seam allowance；Be equipped with the first reinforcing ring between first screen board and housing, the second screen board and
The second reinforcing ring is equipped between housing；Formed between the side wall of engine base, housing, the first screen board and the second screen board and be used to accommodate
Cool down the seal cavity of medium.Wherein, the structure of stator, operation principle and beneficial effect carry out in the beneficial effect of stator
Describe in detail, details are not described herein.Motor provided by the invention realizes the sealing of stator winding chamber.When cooling medium is passed through
Rotor rotating drum will not be leaked to during stator winding chamber, avoids rotor chamber from entering cooling medium increase frictional dissipation.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in describing below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
Put, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of stator provided in an embodiment of the present invention；
Fig. 2 is the first structure diagram of housing in stator provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of the sectional view of Fig. 2；
Fig. 4 is second of structure diagram of housing in stator provided in an embodiment of the present invention；
Fig. 5 is the structure diagram of motor provided in an embodiment of the present invention.
Icon：1- stator bodies；2- engine bases；3- housings；5- fasteners；31- epoxy resin layers；32- glass
Fibrous layer；The first glass fabrics of 33-；The second glass fabrics of 34-；The first screen boards of 61-；The second screen boards of 62-；71-
One reinforcing ring；The second reinforcing rings of 72-；81- first boss；82- second boss；621- connection bolts；622- insulation boards；
623- nuts.
Embodiment
Technical scheme is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, belong to the scope of protection of the invention.
In the description of the present invention, it is necessary to explanation, such as occur term " " center ", " on ", " under ", "left", "right",
" vertical ", " level ", " interior ", " outer " etc., orientation or position relationship indicated by it are based on orientation shown in the drawings or position
Relation, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must have
There is specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, as occurred
Term " first ", " second ", be only used for description purpose, and it is not intended that instruction or imply relative importance.Wherein, term
" first position " is two different positions with " second place ".
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The present invention provides a kind of stator and motor, and multiple embodiments are given below to stator provided by the invention and motor
It is described in detail.
Embodiment one
As shown in Figs 1-4, stator provided by the invention, including：Stator body 1 and the shielding being arranged in stator body 1
Set 3；Housing 3 is glass steel material；Housing 3 is with the inner surface pasted for mould in stator body 1 of stator body 1.
Stator provided by the invention includes：Stator body 1 and the housing 3 being arranged in stator body 1；Housing 3 is
Glass steel material；Housing 3 is with the inner surface pasted for mould in stator body 1 of stator body 1.Paste fiberglass housing
3 be housing 3 is combined into an entirety with stator, effectively bore of stator can be sealed, while improve housing 3
Anti-pressure ability.Since fiberglass belongs to insulating materials, the eddy-current loss in housing 3 is greatly reduced, improves electric efficiency.Pin
Different cooling media and the flowing liquid present invention excessively can be used in stator winding chamber individually cools down motor and shield electric machine.Adopt
Housing 3 is pasted with fiberglass, technique is simple, cheap.
Specifically, after stator is completed, can be with being pasted by mould of stator, by fiberglass or glass embryo cloth
Paste the inner surface in stator body 1.
Specifically, can also paste fiberglass or glass embryo cloth and tubular is formed on tubing, it is inserted in stator body 1
In the alternative of the present embodiment, housing 3 is tubulose.Simple in structure, intensity is high.
In the alternative of the present embodiment, the thickness of housing 3 is 1.2 millimeters of 0.6 ￣.Improve the resistance to compression of housing 3
Ability, simple in structure, intensity is high.
In the alternative of the present embodiment, shielding line is disposed with housing 3, shielding line is in net structure.Improve screen
The anti-pressure ability of set 3 is covered, strengthens the intensity of housing 3, prolongs the service life.
In the alternative of the present embodiment, housing 3 gradually increases along the axial thickness from centre to both ends of housing 3
Greatly.So that the gap centre between stator and rotor is maximum.The eddy-current loss in housing 3 is greatly reduced, improves motor effect
Rate.
In the alternative of the present embodiment, housing 3 includes epoxy resin layer 31 and glass layer 32.Screen can be reduced
Cover the cost of set 3.
In the alternative of the present embodiment, housing 3 includes the first glass fibre outwards set gradually from central axis
Cloth 33,31 and second glass fabric 34 of epoxy resin layer.
One layer is equipped with epoxy resin composite material or more than two layers glass fabrics, glass fabric are put down with glass fibre
OK.Since glass fabric has two orthogonal machine directions, strengthen the intensity of housing 3.
Embodiment two
As shown in figure 5, motor provided by Embodiment 2 of the present invention, including：The stator that engine base 2 and embodiment one provide；Machine
Seat 2 is set in the outside of stator, and housing 3 is between stator and rotor；The both ends of engine base 2 are fixed by fastener 5 respectively
There are the first screen board 61 and the second screen board 62, the first screen board 61 is connected with 2 seam allowance of engine base, and the second screen board 62 is connected with 2 seam allowance of engine base；
The first reinforcing ring 71 is equipped between first screen board 61 and housing 3, the second reinforcing ring is equipped between the second screen board 62 and housing 3
72；The annular seal space for being used for accommodating cooling medium is formed between the side wall of engine base 2, housing 3, the first screen board 61 and the second screen board 62
Body.
The motor that the present invention provides in fact, including：Engine base 2 and stator；Engine base 2 is set in the outside of stator, and housing 3 is located at
Between stator and rotor；The both ends of engine base 2 are fixed with the first screen board 61 and the second screen board 62, the first screen by fastener 5 respectively
Plate 61 is connected with 2 seam allowance of engine base, and the second screen board 62 is connected with 2 seam allowance of engine base；First is equipped between first screen board 61 and housing 3
Reinforcing ring 71, is equipped with the second reinforcing ring 72 between the second screen board 62 and housing 3；Side wall, housing 3, the first screen board of engine base 2
61 and second form the seal cavity for being used for accommodating cooling medium between screen board 62.Wherein, the structure of stator, operation principle and have
Beneficial effect is described in detail in the beneficial effect of stator, and details are not described herein.Motor provided by the invention realizes
The sealing of stator winding chamber.When cool down medium be passed through stator winding chamber when will not be leaked to rotor rotating drum, avoid rotor chamber into
Enter to cool down medium increase frictional dissipation.Reliability and security that motor uses can be improved.
Wherein, cooling medium is flowed through between the first housing 3 and second shielding cover 3, takes away housing 3 itself generation
Eddy-current loss, controls heating during motor operation, ensures motor operation steady in a long-term.
When it is time for repair, fastener 5 can be pulled down, the first screen board 61 or the second screen board 62 is opened, carries out maintenance, is repaired
After re-assembly, first screen board 61 is fixed by fastener 5, or fixed the second screen board 62 by fastener 5, convenient dimension
Repair, install easily, it is time saving and energy saving, reduce cost.
Wherein, in the center drilling of the first screen board 61, rotor can be caused to be pierced by by the central hole of screen board so that first
Screen board 61 will not hinder the normal operation of rotor.In the center drilling of the second screen board 62, it can cause center of the rotor by screen board
It is pierced by hole so that the second screen board 62 will not hinder the normal operation of rotor.
Fastener 5, is to be fastenedly connected with and apply extremely wide a kind of machine components.Fastener 5 includes：Bolt,
Stud, screw, nut 623, packing ring, pin.
In the alternative of the present embodiment, the first sealing ring, the second screen board 62 are equipped between the first screen board 61 and housing 3
The second sealing ring is equipped between housing 3.The first reinforcing ring 71, the second screen are equipped between the first screen board 61 and housing 3
72 collective effect of the second reinforcing ring is equipped between plate 62 and housing 3, realizes the sealing of stator winding chamber.When cooling medium leads to
Rotor rotating drum will not be leaked to when entering stator winding chamber, avoids rotor chamber from entering cooling medium increase frictional dissipation.It can carry
The reliability and security that high motor uses.
In the alternative of the present embodiment, the contact surface of the first screen board 61 and engine base 2 is equipped with the first epoxy adhesive layer；Second screen
Plate 62 and the contact surface of engine base 2 are equipped with the second epoxy adhesive layer.
Epoxy resin is commonly called as epoxy glue or epoxide-resin glue, has and cures strong convenience, adhesion, chemical stability, contraction
The characteristics of property is low.
By being equipped with the first epoxy adhesive layer in the contact surface of the first screen board 61 and engine base 2；Second screen board 62 connects with engine base 2
Contacting surface is equipped with the second epoxy adhesive layer.Realize the sealing of stator winding chamber.It will not be let out when cooling down medium and being passed through stator winding chamber
Reveal rotor rotating drum, avoid rotor chamber from entering cooling medium increase frictional dissipation.
In the alternative of the present embodiment, fastener 5 is arranged to bolt.Bolt is the cylinder shape belt spiral shell of adapted nut 623
The fastener 5 of line.By head and screw rod (carrying externally threaded cylinder) a kind of fastener 5 dimerous, need and nut
623 coordinate, for being fastenedly connected two parts for carrying through hole.This type of attachment claims to be bolted.As nut 623 from spiral shell
Screwed off on bolt, and can separate the two parts, therefore it is to belong to be detachably connected to be bolted.
In the alternative of the present embodiment, the first screen board 61 is equipped with the first boss 81 being bonded with engine base 2；Second screen board 62
Equipped with the second boss 82 being bonded with engine base 2.Realize the sealing of stator winding chamber.When cooling medium is passed through stator winding chamber
Rotor rotating drum will not be leaked to, avoids rotor chamber from entering cooling medium increase frictional dissipation.
In the alternative of the present embodiment, 3 and first reinforcing ring 71 of housing is bonded or pastes, and housing 3 and second adds
Strong ring 72 is bonded or pastes.Both can be made to be combined into an entirety well, realize the sealing of stator winding chamber.Work as cooling
Medium will not be leaked to rotor rotating drum when being passed through stator winding chamber, avoid rotor chamber from entering cooling medium increase frictional dissipation.
It should be noted that bonding is by adhesive caused bonding force on a solid surface, will be of the same race or different
The method that kind material is securely attached together.
In the alternative of the present embodiment, the second screen board 62 is equipped with 621 line outlet of connection bolt, and connection bolt 621 is distinguished
Coordinate after through the second screen board 62 and insulation board 622 with nut 623 and fix insulation board 622 and the second screen board 62.The main electricity of motor
Cable draw after, it is necessary to be connected on connection bolt 621, be re-introduced into terminal box or directly for users to use.
In the alternative of the present embodiment, fluid sealant is equipped between the second screen board 62 and connection bolt 621.It can make both
It is real that an entirety is combined into well, has showed the sealing of stator winding chamber.It will not be let out when cooling down medium and being passed through stator winding chamber
Reveal rotor rotating drum, avoid rotor chamber from entering cooling medium increase frictional dissipation.
In the alternative of the present embodiment, housing 3 is glass steel material.
Fiberglass (FRP) is also referred to as GFRP, i.e. fiber-reinforced plastic, refer generally to glass fiber reinforcement unsaturated polyester,
Epoxy resin and phenolic resin as matrix resin.Make the reinforced plastics of reinforcing material with glass fibre or its product, appellation is glass fibre
Reinforced plastics, or be fiberglass.
Since used resin variety is different, there are organic toughened glass, fiber glass epoxy, the phenolic fiberglass reinforced plastics not.
Light and hard, non-conductive, performance is stablized, high mechanical strength, recycles less, corrosion-resistant.
Housing 3 uses fiberglass, can be glass reinforced plastic pipe or pastes at the scene.Since glass steel material is non-conductive therefore
The loss of housing 3 greatly reduces, and the motor feels hot for reduction, improves electric efficiency.
In the alternative of the present embodiment, reinforcing ring is glass steel material.By gluing or paste housing 3, can make
An entirety is combined into well with housing 3.
In the alternative of the present embodiment, temperature sensor is equipped with bore of stator, which pastes with housing 3
Close and fix, which is electrically connected with the controller.For measuring the temperature of housing 3, and then can draw in stator
Intracavitary cools down the temperature of medium.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. stator, it is characterised in that including：Stator core and the housing being arranged in the stator core；The housing is glass steel material or glass embryo cloth material；The housing pastes the inner surface in the stator core.
- 2. stator according to claim 1, it is characterised in that the housing is tubulose.
- 3. stator according to claim 1, it is characterised in that the thickness of the housing is 0.6~1.2 millimeter.
- 4. stator according to claim 1, it is characterised in that shielding line is disposed with housing, shielding line is in netted knot Structure.
- 5. stator according to claim 1, it is characterised in that the housing along the housing it is axial from centre to The thickness at both ends gradually increases.
- 6. stator according to claim 1, it is characterised in that the housing includes epoxy resin layer and glass fibre Layer.
- 7. stator according to claim 1, it is characterised in that the housing includes outwards setting gradually from central axis The first glass fabric, epoxy resin layer and the second glass fabric.
- A kind of 8. motor, it is characterised in that including：Engine base and claim 1-7 any one of them stators；The engine base is set in the outside of the stator, and the housing is between stator and rotor；The both ends of the engine base are fixed with the first screen board and the second screen board, first screen board and the machine by fastener respectively Seat seam allowance connection, second screen board are connected with the engine base seam allowance；The first reinforcing ring is equipped between first screen board and the housing, is set between second screen board and the housing There is the second reinforcing ring；Formed between the side wall of the engine base, the housing, first screen board and second screen board and be used to accommodate cooling The seal cavity of medium.
- 9. seal stator structure according to claim 8, it is characterised in that the first screen board contact with the engine base Face is equipped with the first epoxy adhesive layer；The contact surface of second screen board and the engine base is equipped with the second epoxy adhesive layer.
- 10. seal stator structure according to claim 8, it is characterised in that the housing and first reinforcing ring It is bonded or pastes, the housing and second reinforcing ring is bonded or pastes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810075294.2A CN108023443A (en) | 2018-01-25 | 2018-01-25 | Stator and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810075294.2A CN108023443A (en) | 2018-01-25 | 2018-01-25 | Stator and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108023443A true CN108023443A (en) | 2018-05-11 |
Family
ID=62074773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810075294.2A Pending CN108023443A (en) | 2018-01-25 | 2018-01-25 | Stator and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108023443A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847736A (en) * | 2018-08-01 | 2018-11-20 | 浙江麦得机器有限公司 | A kind of oil-immersed pump shield electric machine stator and its manufacturing process |
| CN111525745A (en) * | 2020-05-08 | 2020-08-11 | 宁国井田机电有限公司 | Novel air condition compressor stator |
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|---|---|---|---|---|
| GB872743A (en) * | 1958-02-20 | 1961-07-12 | Sumo Pumps Ltd | Improvements relating to submersible electric motors |
| JP2015089181A (en) * | 2013-10-29 | 2015-05-07 | 株式会社東芝 | Rotary electric machine, coil and method of manufacturing coil |
| CN206272172U (en) * | 2016-12-29 | 2017-06-20 | 浙江远旺电力设备有限公司 | A kind of steel ripple cable protection pipe |
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2018
- 2018-01-25 CN CN201810075294.2A patent/CN108023443A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB872743A (en) * | 1958-02-20 | 1961-07-12 | Sumo Pumps Ltd | Improvements relating to submersible electric motors |
| JP2015089181A (en) * | 2013-10-29 | 2015-05-07 | 株式会社東芝 | Rotary electric machine, coil and method of manufacturing coil |
| CN206272172U (en) * | 2016-12-29 | 2017-06-20 | 浙江远旺电力设备有限公司 | A kind of steel ripple cable protection pipe |
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| Title |
|---|
| 哈尔滨电机制造学校: "《电机制造工艺学》", 31 May 1979, 机械工业出版社, pages: 28 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847736A (en) * | 2018-08-01 | 2018-11-20 | 浙江麦得机器有限公司 | A kind of oil-immersed pump shield electric machine stator and its manufacturing process |
| CN108847736B (en) * | 2018-08-01 | 2023-12-15 | 浙江麦得机器有限公司 | Submersible pump shielding motor stator and manufacturing process thereof |
| CN111525745A (en) * | 2020-05-08 | 2020-08-11 | 宁国井田机电有限公司 | Novel air condition compressor stator |
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