CN108006115B - A kind of adjustable active heat removal drum brake - Google Patents
A kind of adjustable active heat removal drum brake Download PDFInfo
- Publication number
- CN108006115B CN108006115B CN201711067565.1A CN201711067565A CN108006115B CN 108006115 B CN108006115 B CN 108006115B CN 201711067565 A CN201711067565 A CN 201711067565A CN 108006115 B CN108006115 B CN 108006115B
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- CN
- China
- Prior art keywords
- air
- brake
- outlet
- connector
- plate
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D2066/001—Temperature
Abstract
The present invention provides a kind of adjustable active heat removal drum brake, including brake drum and back-plate, further includes air-supply part and outlet air part, and the two is connected by connector, is provided with round wind outlet on outlet air part;Ventilation hole is provided on the bottom plate and back-plate of the brake drum;Air-supply part is mounted on the outside of back-plate, and outlet air part is mounted on the inside of brake drum;Air-supply part is for generating high-pressure blowing-in air-flow, and air-supply air-flow is transported in outlet air part by connector, the round wind outlet of outlet air part exports annular airflow, and annular airflow sequentially passes through the ventilation hole on ventilation hole and back-plate on the bottom plate of brake drum, realizes the flowing of air in brake.The present invention solve the problems, such as drum brake in the prior art radiate in braking process it is difficult, be easy to appear braking heat fading, increase air and brake inside wait for the contact area of thermal component, improve heat dissipation effect.
Description
Technical field
The invention belongs to auto-parts technical fields, are related to a kind of adjustable active heat removal drum brake.
Background technique
In the prior art, using the drum brake of heat pipe heat radiation, if by being installed on the brake-shoe of drum brake
Dry heat pipe shifts the heat of brake-shoe, and be provided in brake drum can be carried out with the flabellum that wheel rotates it is auxiliary
Heat dissipation is helped, there are deficiencies below for the program: 1): opening several holes or slot in brake-shoe, to arrange a certain number of heat pipes, greatly
Ground reduces the rigidity of brake-shoe, and in the braking of big intensity continuous, brake-shoe is easy to appear deformation, causes brake force insufficient;2):
Heat at brake-shoe through heat pipe transfer still in brake drum, the flabellum that is connected with brake drum long and steep downgrade low speed,
Under frequent damped condition, it can not effectively increase the air-flow in brake drum;3): the program uses passive heat radiation, Bu Nenggen
According to the temperature rise and severity of braking of brake, specific heat load is actively adjusted;4): flabellum is connected with brake drum, is moving component, increases
The rotary inertia of brake drum increases the heat that generates when brake, to be unfavorable for reducing the temperature rise of brake.
Summary of the invention
For the above-mentioned prior art, the object of the present invention is to provide a kind of adjustable active heat removal drum brake, solutions
That drum brake in the prior art of having determined radiates in braking process is difficult, is easy to appear the problem of braking heat fading.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of adjustable active heat removal drum brake, including brake drum and back-plate further include air-supply part and outlet air
Part, the two are connected by connector, are provided with round wind outlet on outlet air part;On the bottom plate and back-plate of the brake drum
It is provided with ventilation hole;Air-supply part is mounted on the outside of back-plate, and outlet air part is mounted on the inside of brake drum;Air-supply part is for producing
Raw high-pressure blowing-in air-flow, and air-supply air-flow is transported in outlet air part by connector, the round wind outlet output ring of outlet air part
Shape air-flow, annular airflow sequentially pass through the ventilation hole on ventilation hole and back-plate on the bottom plate of brake drum, realize brake
The flowing of interior air.
Optionally, the outlet air part is hollow annular structure, and the annular is provided on the side side wall of outlet air part
Air outlet is provided with connector on the other side side wall of outlet air part;The connector connection connector;Round wind outlet is parallel
In the back-plate.
Optionally, the connector is tubular structure, one end connection of connector air-supply part, connector it is another
One end passes through the top that the brake drum is arranged in the back-plate, and connects the connector on the outlet air part.
Optionally, the air-supply part includes air-supply shell, and motor and impeller, impeller connection electricity are equipped in shell of blowing
Machine.
Optionally, multiple refrigeration mechanisms are provided on the inner wall of the air-supply shell.
Optionally, the refrigeration mechanism includes cool guide sheet and refrigeration semiconductor, and cool guide sheet is mounted on the air-supply shell
On inner wall, the hot end of refrigeration semiconductor connects the inner wall of the air-supply shell, and the cold end of refrigeration semiconductor connects cool guide sheet.
Optionally, it is provided with heat insulating mattress between the cool guide sheet and the inner wall of the air-supply shell, is installed on heat insulating mattress
The refrigeration semiconductor.
Optionally, the bottom surface of the cool guide sheet is provided with the groove for installing the heat insulating mattress and partly leads for freezing
The wire guide that the hot end of body and cold end pass through;It is provided on the heat insulating mattress for installing the rectangular of the refrigeration semiconductor
The wire guide that slot and hot end for refrigeration semiconductor and cold end pass through.
Optionally, it is provided with temperature sensor on the back-plate, is arranged on the brake pedal of the brake
There is pressure sensor.
Compared with prior art, the present invention has following technical effect that
1) outer low temperature air is compressed using motor driven impeller, and imported in drum brake, increased in brake
Air mass flow significantly improves the heat dispersal situations of brake, is effectively prevented from the appearance of braking heat fading phenomenon.
2) outer low temperature air is entered in brake after wheel compresses by connector, is sprayed from round wind outlet
Air can drive the air near nozzle to accelerate flowing, so that air mass flow is doubled, significantly improve the heat dissipation effect of drum brake.
3) whole device is driven by motor, and in circuit for controlling motor, is obtained by pressure sensor and temperature sensor
The severity of braking of automotive brake and the temperature parameter of brake drum, to realize the automatic speed regulation of motor, control enters drum-type system
The air quantity of dynamic device avoids the excessive energy consumption under low severity of braking and the heat dissipation under high severity of braking insufficient, is guaranteeing device
While good heat dissipation effect, energy conservation and automatic regulation function are also had both.
4) it installs in the shell of impeller and motor and is also equipped with refrigeration semiconductor and cool guide sheet, in big severity of braking and high temperature rise
Under the conditions of, the air in volume intake impeller can be carried out in various degree by the size of refrigeration semiconductor electric current by control
Refrigeration significantly reduces the air themperature for flowing into brake, the heat dissipation and cooling of upshift brakes, while can be passed by pressure
Sensor and temperature sensor nonstick system of control cold strength.
5) whole device structure is simple, and outlet air part, movement-less part, the interference to brake need to be only installed in brake
Few, and high reliablity, air outlet are ring-type, radiator can form the cold air stream of stable and uniform when working, increase air with
Brake inside waits for the contact area of thermal component, improves heat dissipation effect.
Detailed description of the invention
Fig. 1 is assembly shaft side figure of the invention;
Fig. 2 is cross-sectional view A-A of the invention;
Fig. 3 is rearview of the invention;
Fig. 4 is impeller shaft side figure;
Fig. 5 is the assembly shaft side figure of refrigeration semiconductor and cool guide sheet, heat insulating mattress;
Fig. 6 is refrigeration semiconductor shaft side figure;
Fig. 7 is heat insulating mattress shaft side figure;
Fig. 8 is the front view of brake drum;
Fig. 9 is the axonometric drawing of outlet air part;
Figure 10 is motor speed and refrigeration intensity adjustment schematic diagram;
Description of symbols: 1 brake drum;2 back-plates;3 air-supply parts;31 air-supply shells;32 motors;33 impellers;34 into
Wind strainer;4 outlet air parts;5 connectors;6 ventilation holes;7 connectors;8 refrigeration mechanisms;81 cool guide sheets;82 refrigeration semiconductors;9 is heat-insulated
Pad;10 boss;11 square grooves, 12 wire guides.
Specific embodiment
The invention discloses a kind of adjustable active heat removal drum brakes, referring to Fig. 1 and Fig. 2, including brake drum 1 and system
Dynamic bottom plate 2 further includes air-supply part 3 and outlet air part 4, and the two is connected by connector 5, is provided with round wind outlet on outlet air part 4;
Ventilation hole 6 is provided on the bottom plate and back-plate 2 of the brake drum 1;Air-supply part 3 is mounted on the outside of back-plate 2, out
Wind part 4 is mounted on the inside of brake drum 1;Air-supply part 3 passes through connector 5 for generating high-pressure blowing-in air-flow, and by air-supply air-flow
It is transported in outlet air part 4, the round wind outlet of outlet air part 4 exports annular airflow, and annular airflow sequentially passes through the bottom plate of brake drum 1
On ventilation hole 6 and back-plate 2 on ventilation hole 6, realize brake in air flowing.
In the present embodiment, air-supply part 3 generates high-pressure blowing-in air-flow, and air-supply air-flow is acted on after outlet air part 3 in high pressure
Under be forced from the round wind outlet of outlet air part 4 export, formed annular airflow;Based on entrainment principle, annular airflow is by band
Air around dynamic brake drum 1 is flowed along air motion direction, so that negative pressure is generated between outlet air part 4 and brake drum 1, so that
Air outside more brakes enters brake inside by the venthole on the bottom plate of back-plate 2 and brake drum 1, real
The flowing of air, achievees the purpose that radiate to brake inside in existing brake.
Specifically, in the another embodiment of the disclosure, the outlet air part 4 be hollow annular structure, the one of outlet air part 4
It is provided with the round wind outlet on the side wall of side, connector 7 is provided on the other side side wall of outlet air part 4, referring to Fig. 9;Even
Interface 7 connects the connector 5;Round wind outlet is parallel to the back-plate 2.In the present embodiment, outlet air part 4 is set
It is set to hollow annular structure, and opens up round wind outlet thereon, guarantees air-supply air-flow after flowing through hollow annular structure, by annular
Air outlet flows out to form annular airflow, and when work can form the air stream of stable and uniform, increases air and waits dissipating with brake inside
The contact area of thermal part, improves heat dissipation effect.In addition, round wind outlet is parallel to the back-plate 2, purpose is set
It is, the outflow of annular airflow causes to generate negative pressure between outlet air part 4 and brake drum 1, in order to increase the area for generating negative pressure, and
Guarantee has more outside air to enter in brake by the ventilation hole of back-plate 2.
Specifically, in the another embodiment of the disclosure, the connector 5 is tubular structure, and one end of connector 5 connects
The air-supply part 3 is connect, the other end of connector 5 passes through the top that the brake drum 1 is arranged in the back-plate 2,
And connect the connector on the outlet air part 4.In the present embodiment, connector 5 is tubular structure, provides one for air-supply air-flow
A channel into brake inside, back-plate 2 play a supporting role to connector 5;Connection of the outlet air part 4 in connector 5
It under effect, is suspended in brake, and is supported by boss 10.In addition, connector 5 is set as tubular structure, only pass through connector 7
Connect with outlet air part 4, air-supply air-flow by connector 7 enter outlet air part 4 in, ensure that have into 4 interior air-flow of outlet air part it is biggish
Pressure, the annular airflow resulted in have larger pressure, further ensure the effect to form negative pressure.
Specifically, in the another embodiment of the disclosure, the air-supply part 3 includes air-supply shell 31, shell 31 of blowing
Motor 32 and impeller 33 are inside installed, impeller 33 connects motor 32.Impeller 33 rotates under the drive of motor 32, and volume is inhaled extraneous
Fresh air, to generate air-supply air-flow.Further, air inlet strainer 34 is provided on the air-supply shell 31, referring to Fig. 3,
Guarantee the spatter property for entering air in brake.
Further, in the another embodiment of the disclosure, referring to fig. 4, it is arranged on the inner wall of the air-supply shell 31
There are multiple refrigeration mechanisms 8.In the present embodiment, the setting purpose of refrigeration mechanism 8 is, carries out to the air-supply air-flow that impeller 33 generates
Cooling, reinforces its heat dissipation effect.Air-supply shell 31 in the present embodiment includes electric machine casing and impeller housing, and the two passes through pipe spiral shell
Line connection, convenient for refrigeration mechanism 8 to be mounted on the inner wall of air-supply shell 31.
Specifically, in the another embodiment of the disclosure, referring to Fig. 5, the refrigeration mechanism 8 includes cool guide sheet 81 and system
Cold semiconductor 82, cool guide sheet 81 are mounted on the inner wall of the air-supply shell 31, are sent described in the hot end connection of refrigeration semiconductor 82
The cold end of the inner wall of crust of weathering body 31, refrigeration semiconductor 82 connects cool guide sheet 81.
Further, in the another embodiment of the disclosure, referring to Fig. 6 and Fig. 7, the cool guide sheet 81 is sent with described
It is provided with heat insulating mattress 9 between the inner wall of crust of weathering body 31, the refrigeration semiconductor 82 is installed on heat insulating mattress 9.In the present embodiment,
Heat insulating mattress 9 is made of insulating rubber material, can completely cut off the heat transfer of 82 cold and hot end of refrigeration semiconductor, improves refrigeration effect
Rate.
Further, in the another embodiment of the disclosure, the bottom surface of the cool guide sheet 81 is provided with for installing
State the groove of heat insulating mattress 9 and the hot end for refrigeration semiconductor 82 and wire guide that cold end passes through.It is arranged on the heat insulating mattress 9
Have and is led for install that the square groove 11 of refrigeration semiconductor 82 and the hot end for refrigeration semiconductor 82 and cold end pass through
String holes 12.Further, heat-conducting silica gel sheet is filled between heat insulating mattress 9 and cool guide sheet 81.It is heat insulating mattress 9 that reason, which is arranged, in it
It is convex structure with cool guide sheet 81, refrigeration semiconductor 82 is planar structure, fills and leads between heat insulating mattress 9 and cool guide sheet 81
Hot silica gel piece can be using its elasticity, the gap between stuffed heat insulated pad 9 and cool guide sheet 81.Raising cold conduction efficiency is played, buffering subtracts
Shake, plays the role of that refrigeration semiconductor 82 is auxiliarily fixed.
Further, in the another embodiment of the disclosure, it is provided with temperature sensor on the back-plate 2, institute
Pressure sensor is provided on the brake pedal for the brake stated, the two is all connected with controller, and controller can control motor 32
Rotation and cool guide sheet 81 in electric current size.
In an implementation, the course of work of brake is as follows: when driver's brake pedal, on brake pedal
Pressure sensor receives pressure signal, connects motor 32, so that 32 impeller 33 of motor rotates, impeller volume 33 are inhaled the external world
Fresh air enters in brake;When brake reaches certain severity of braking and temperature rise, using refrigeration semiconductor 82 to leaf
The air for taking turns the suckings of volume 33 carries out cooling processing, to achieve the purpose that fast cooling.Pressure-air in air-supply shell 31 passes through
Connector 5 enters in outlet air part 4, and sprays from round wind outlet, and the annular airflow of ejection to form negative pressure in brake
Space accelerates outside air to enter brake inside from the ventilation hole of back-plate 2, dramatically increases air stream in brake
Amount reduces the temperature rise of brake-shoe and brake drum.
In this implementation, the rotation of motor 32 can automatically adjust according to the pressure signal that pressure sensor is fed back, and realize
Intelligent heat dissipation.Temperature sensor is set on back-plate 2, measures the temperature rise in brake, is controlled in refrigeration semiconductor 82
Size of current, intelligence adjust refrigerating capacity.Under the comprehensive adjustment of pressure sensor and temperature sensor, radiator can be according to scattered
The size automatic adjustment intake and intensity of cooling of heat, realize intelligent heat dissipation.
Claims (8)
1. a kind of adjustable active heat removal drum brake, including brake drum (1) and back-plate (2), which is characterized in that also wrap
Air-supply part (3) and outlet air part (4) are included, the two is connected by connector (5), and outlet air part is provided with round wind outlet on (4);It is described
Ventilation hole (6) are provided on the bottom plate and back-plate (2) of brake drum (1);Air-supply part (3) is mounted on back-plate (2)
Outside, outlet air part (4) are mounted on the inside of brake drum (1);Air-supply part (3) is for generating high-pressure blowing-in air-flow, and by gas of blowing
Stream is transported in outlet air part (4) by connector (5), and the round wind outlet of outlet air part (4) exports annular airflow, annular airflow according to
Ventilation hole (6) on secondary ventilation hole (6) and back-plate (2) on the bottom plate of brake drum (1) realizes air in brake
Flowing;
The outlet air part (4) is hollow annular structure, and the annular air outlet is provided on the side side wall of outlet air part (4)
Mouthful, connector (7) are provided on the other side side wall of outlet air part (4);Connector (7) the connection connector (5);Annular goes out
Air port is parallel to the back-plate (2).
2. adjustable active heat removal drum brake as described in claim 1, which is characterized in that the connector (5) is
Tubular structure, one end connection of connector (5) air-supply part (3), the other end of connector (5) pass through the braking bottom
The top of the brake drum (1) is arranged in plate (2), and connects the connector (7) on the outlet air part (4).
3. adjustable active heat removal drum brake as described in claim 1, which is characterized in that air-supply part (3) packet
Air-supply shell (31) is included, motor (32) and impeller (33) are installed in air-supply shell (31), impeller (33) connects motor (32).
4. adjustable active heat removal drum brake as claimed in claim 3, which is characterized in that the air-supply shell (31)
Inner wall on be provided with multiple refrigeration mechanisms (8).
5. adjustable active heat removal drum brake as claimed in claim 4, which is characterized in that refrigeration mechanism (8) packet
Cool guide sheet (81) and refrigeration semiconductor (82) are included, cool guide sheet (81) is mounted on the inner wall of air-supply shell (31), refrigeration half
The inner wall of hot end connection air-supply shell (31) of conductor (82), the cold end of refrigeration semiconductor (82) connect cool guide sheet (81).
6. adjustable active heat removal drum brake as claimed in claim 5, which is characterized in that the cool guide sheet (81) with
It is provided with heat insulating mattress (9) between the inner wall of air-supply shell (31), the refrigeration semiconductor is installed on heat insulating mattress (9)
(82).
7. adjustable active heat removal drum brake as claimed in claim 6, which is characterized in that the cool guide sheet (81)
Bottom surface is provided with groove for installing the heat insulating mattress (9) and the hot end for refrigeration semiconductor (82) and what cold end passed through leads
String holes;Square groove (11) for installing the refrigeration semiconductor (82) is provided on the heat insulating mattress (9) and for making
The wire guide (12) that the hot end of cold semiconductor (82) and cold end pass through.
8. the adjustable active heat removal drum brake as described in any claim in claim 1 ~ 7, which is characterized in that institute
It is provided with temperature sensor on the back-plate (2) stated, is provided with pressure sensor on the brake pedal of the brake.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711067565.1A CN108006115B (en) | 2017-11-03 | 2017-11-03 | A kind of adjustable active heat removal drum brake |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711067565.1A CN108006115B (en) | 2017-11-03 | 2017-11-03 | A kind of adjustable active heat removal drum brake |
Publications (2)
Publication Number | Publication Date |
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CN108006115A CN108006115A (en) | 2018-05-08 |
CN108006115B true CN108006115B (en) | 2019-07-02 |
Family
ID=62051240
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Application Number | Title | Priority Date | Filing Date |
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CN201711067565.1A Expired - Fee Related CN108006115B (en) | 2017-11-03 | 2017-11-03 | A kind of adjustable active heat removal drum brake |
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CN (1) | CN108006115B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110615374A (en) * | 2018-06-20 | 2019-12-27 | 天津市宇程电梯配件有限公司 | Elevator brake with adjusting function |
CN117570133B (en) * | 2024-01-15 | 2024-04-16 | 唐泽交通器材(泰州)有限公司 | Adjustable drum brake for electric vehicle |
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JPH09250583A (en) * | 1996-03-15 | 1997-09-22 | Komatsu Forklift Co Ltd | Cooling device for dry type drum brake in industrial vehicle |
CN102927178A (en) * | 2011-08-10 | 2013-02-13 | 莫嘉林 | Drum type brake |
CN103161857A (en) * | 2011-12-12 | 2013-06-19 | 襄樊学院 | Semiconductor cooling device of automotive brake |
CN204805396U (en) * | 2015-03-26 | 2015-11-25 | 龚庆 | Auto brake semiconductor air cooling heat sink |
CN205859014U (en) * | 2016-08-09 | 2017-01-04 | 山东遨游汽车制动系统股份有限公司 | Active heat dissipation brake |
CN106812840A (en) * | 2015-11-30 | 2017-06-09 | 成都九十度工业产品设计有限公司 | A kind of air-cooled drum-type mine car brake |
CN206361055U (en) * | 2016-12-30 | 2017-07-28 | 绍兴亚大机械科技有限公司 | Large car brake drum automatic air cooling system |
-
2017
- 2017-11-03 CN CN201711067565.1A patent/CN108006115B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09250583A (en) * | 1996-03-15 | 1997-09-22 | Komatsu Forklift Co Ltd | Cooling device for dry type drum brake in industrial vehicle |
CN102927178A (en) * | 2011-08-10 | 2013-02-13 | 莫嘉林 | Drum type brake |
CN103161857A (en) * | 2011-12-12 | 2013-06-19 | 襄樊学院 | Semiconductor cooling device of automotive brake |
CN204805396U (en) * | 2015-03-26 | 2015-11-25 | 龚庆 | Auto brake semiconductor air cooling heat sink |
CN106812840A (en) * | 2015-11-30 | 2017-06-09 | 成都九十度工业产品设计有限公司 | A kind of air-cooled drum-type mine car brake |
CN205859014U (en) * | 2016-08-09 | 2017-01-04 | 山东遨游汽车制动系统股份有限公司 | Active heat dissipation brake |
CN206361055U (en) * | 2016-12-30 | 2017-07-28 | 绍兴亚大机械科技有限公司 | Large car brake drum automatic air cooling system |
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