CN108711478B - Adjusting device of adjustable resistance - Google Patents
Adjusting device of adjustable resistance Download PDFInfo
- Publication number
- CN108711478B CN108711478B CN201810484635.1A CN201810484635A CN108711478B CN 108711478 B CN108711478 B CN 108711478B CN 201810484635 A CN201810484635 A CN 201810484635A CN 108711478 B CN108711478 B CN 108711478B
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- fixedly connected
- baffle
- resistance
- box body
- connecting rod
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/46—Arrangements of fixed resistors with intervening connectors, e.g. taps
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
- H01C1/022—Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being openable or separable from the resistive element
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Adjustable Resistors (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses an adjusting device of an adjustable resistor, which comprises a box body, wherein the right side of the box body is fixedly connected with a fixed block, the upper surface of the fixed block is fixedly connected with the lower surface of a first binding post, the right side of the box body is hinged with a box door, the lower surface of the inner side wall of the box body is fixedly connected with a base, the upper surface of the base is fixedly connected with a resistor mechanism, the upper surface of the box body is fixedly connected with two guide rails, and a through hole is formed in the box body between the two guide rails. This adjusting device of adjustable resistance through setting up chamber door, bottom plate, first baffle, second baffle, head rod, fixed column, fixture block and draw-in groove to make at the in-process of adjusting resistance, do not need contact mechanism often to slide on the resistance wire, avoided the excessive loss of resistance wire, influence live time, the influence to the resistance wire such as dust can be avoided in the setting of box and chamber door simultaneously.
Description
Technical Field
The invention relates to the technical field of electronic components, in particular to an adjusting device of an adjustable resistor.
Background
The adjustable resistor is also called as a variable resistor, and is a type of resistor, the resistance value of the adjustable resistor can be manually adjusted to meet the requirements of a circuit, and the adjustable resistor can be divided into a plurality of different models and types according to the resistance value, the adjustment range, the adjustment form, the manufacturing process, the manufacturing material, the volume and the like, and the models and the types are divided into: adjustable resistors of electronic components, ceramic discs, patches, wire-wound and the like.
Adjustable resistance uses very extensively in the life, for example the regulation of stereo set sound size, physics experiment kind all need use, and only contact part slides on resistance coil in present most adjustable resistance always, and long-time slip can lead to the fact wearing and tearing to resistance coil, influences the result of use, and some adjustable resistance all expose in the air moreover, and dust, moisture etc. in the air also can lead to the fact the influence to resistance coil's sensitivity.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an adjusting device of an adjustable resistor, which solves the problems that in most of the existing adjustable resistors, only a contact part always slides on a resistance wire, the long-time sliding can cause abrasion to the resistance wire, the using effect is influenced, some adjustable resistors are exposed in the air, and the sensitivity of a resistance coil can be influenced by dust, moisture and the like in the air.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an adjusting device of adjustable resistance comprises a box body, wherein the right side of the box body is fixedly connected with a fixed block, the upper surface of the fixed block is fixedly connected with the lower surface of a first binding post, the left side of the box body is hinged with a box door, the lower surface of the inner side wall of the box body is fixedly connected with a base, the upper surface of the base is fixedly connected with a resistance mechanism, the upper surface of the box body is fixedly connected with two guide rails, a through hole is formed in the box body between the two guide rails, the guide rails are connected with a bottom plate in a sliding manner through rollers, the upper surface of the bottom plate is fixedly connected with a first baffle, a second baffle and a second binding post from left to right in sequence, a first sliding sleeve is sleeved at the top end of the first baffle, the right side surface of the second baffle is fixedly connected with a first connecting rod, and the left end of the first connecting rod passes through the first, the bottom of the right side face of the first baffle plate is fixedly connected with the left side face of the second baffle plate through a telescopic mechanism, the right side face of the second baffle plate is fixedly connected with the left side face of the fixture block, the fixture block is provided with a fixing column in a lap joint mode through a groove, the upper surface of the bottom plate is sleeved with a second sliding sleeve, the top end of the fixing column is fixedly connected with the lower surface of the second handle, the bottom end of the fixing column penetrates through the second sliding sleeve and a through hole to extend to the inside of the box body, and the bottom end of the fixing column is fixedly connected with the contact.
Preferably, the resistance mechanism comprises a resistance binding post, and a resistance wire is sleeved on the outer surface of the resistance binding post.
Preferably, telescopic machanism includes the telescopic link, the left side of telescopic link and the right flank fixed connection of first baffle, the right side of telescopic link and the left flank fixed connection of second baffle, the surface of telescopic link has cup jointed the spring, the both ends of spring respectively with first baffle and second baffle fixed connection.
Preferably, the contact mechanism comprises a connecting plate, the upper surface of the connecting plate is fixedly connected with the bottom ends of the fixing columns, the left side and the right side of the lower surface of the connecting plate are fixedly connected with the second connecting rod, and the bottom end of the second connecting rod is fixedly connected with the third connecting rod.
Preferably, the second connecting rods fixedly connected with the lower surface of the connecting plate are all obliquely arranged, the distance between the bottom ends of the two second connecting rods is greater than that between the top ends of the two second connecting rods, and the third connecting rod is vertically fixed at the bottom ends of the second connecting rods.
Preferably, the base is concave, and the length of the sunken part on the base is the same as the length of the resistance wire wound on the resistance coil column.
(III) advantageous effects
The invention provides an adjusting device of an adjustable resistor, which has the following beneficial effects:
1. the resistance-adjustable adjusting device comprises a box door, a bottom plate, a first baffle, a second baffle, a first connecting rod, a fixed column, a clamping block and a clamping groove, wherein a resistance mechanism is placed on a base in a box body through the box door, a resistance coil column in the resistance mechanism is just placed on the base, the box door is closed, when resistance needs to be adjusted, the bottom plate is firstly slid, a roller at the bottom of the bottom plate slides on two guide rails, then a first handle is pulled by hand, the first handle drives the first connecting rod to move rightwards, the first connecting rod moves in the first baffle through the first sliding sleeve, the first connecting plate drives the second baffle to move, the second baffle drives the clamping block to move, the second baffle slides on the bottom plate, so that the clamping block leaves a groove in the fixed column, the second handle is pushed downwards at the moment, the fixed column is driven to move downwards by the second handle, and the fixed column extends to the inside, the fixed column drives contact mechanism move down to on the resistance wire and contact with the resistance wire, loosen the first in command this moment, telescopic machanism's both ends are connected with first baffle and second baffle respectively, stretch the tension effect because the spring, make the spring reconversion drive the second baffle and move right, thereby drive the fixture block card in the recess on the fixed column, then with first terminal and second terminal respectively with external wire connect can, thereby make the in-process of carrying out resistance regulation, do not need contact mechanism often to slide on the resistance wire, the excessive loss of resistance wire has been avoided, influence live time, the influence of dust etc. to the resistance wire can be avoided in the setting of box and chamber door simultaneously.
2. This adjusting device of adjustable resistance through setting up first sliding sleeve and head rod to 9 can not rock and more stable in the first baffle when making the first in command to drive the head rod when removing, thereby can not rock more stably on the bottom plate when driving the fixed column removal when making the second handle reciprocate through second sliding sleeve and fixed column, thereby make the card that the fixture block can be normal advance in the draw-in groove.
3. According to the adjusting device of the adjustable resistor, due to the fact that the telescopic mechanism is arranged, the two ends of the telescopic mechanism are fixedly connected with the first baffle and the second baffle respectively, and due to the elastic force of the spring, when the first handle is pushed to move left and right, the stability of the first connecting plate when the second baffle is driven to slide can be guaranteed, and the clamping block can be further guaranteed to be normally clamped into the clamping groove.
Drawings
FIG. 1 is a schematic cross-sectional view of the front view of the present invention; FIG. 2 is a schematic top view of the present invention; FIG. 3 is a side view of the contact mechanism of the present invention.
In the figure: the device comprises a box body 1, a fixing block 2, a first binding post 3, a box door 4, a base 5, a resistance mechanism 6, a resistance wire 601, a resistance coil column 602, a guide rail 7, a through hole 8, a roller 9, a bottom plate 10, a first baffle 11, a second baffle 12, a first sliding sleeve 13, a first connecting rod 14, a first handle 15, a clamping block 16, a telescopic mechanism 17, a spring 171, a telescopic rod 172, a second sliding sleeve 18, a fixing column 19, a groove 20, a second handle 21, a second binding post 22, a contact mechanism 23, a connecting plate 231, a second connecting rod 232 and a third connecting rod 233.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the present invention provides a technical solution: an adjusting device of an adjustable resistor comprises a box body 1, the right side of the box body 1 is fixedly connected with a fixed block 2, the upper surface of the fixed block 2 is fixedly connected with the lower surface of a first binding post 3, the left side of the box body 1 is hinged with a box door 4, through the arrangement of the box door 4, a resistor mechanism 6 can be replaced, the lower surface of the inner side wall of the box body 4 is fixedly connected with a base 5, the base 5 is concave, the length of the sunken part of the base 5 is the same as the length of the resistance wire 601 wound on a resistance coil post 602, the base 5 is concave, the stability of the resistor mechanism 6 in the using process can be ensured, the length of the resistance wire 601 is equal to the length of the sunken part of the base 5, the resistance wire 601 is not easy to shake in the using process, the upper surface of the base 5 is fixedly connected with the resistor mechanism 6, the resistor mechanism, the resistance wire 601 is sleeved on the outer surface of the resistance binding post 602, the upper surface of the box body 1 is fixedly connected with the guide rails 7, the number of the guide rails 7 is two, the box body 1 between the two guide rails 7 is provided with a through hole 8, the guide rails 7 are slidably connected with a bottom plate 10 through rollers 9, the upper surface of the bottom plate 10 is fixedly connected with a first baffle plate 11, a second baffle plate 12 and a second binding post 22 from left to right in sequence, the top end of the first baffle plate 11 is sleeved with a first sliding sleeve 13, the stability of a first connecting rod 14 in left-right movement under the driving of a first handle 15 can be ensured through the arrangement of the first sliding sleeve 13, the first connecting rod is not easy to shake, the right side surface of the second baffle plate 12 is fixedly connected with the first connecting rod 14, the left end of the first connecting rod 14 penetrates through the first sliding sleeve 13 to be fixedly connected with the right side surface of the first handle 15, the bottom of the, the telescopic mechanism 17 comprises a telescopic rod 172, the left side of the telescopic rod 172 is fixedly connected with the right side of the first baffle plate 11, the right side of the telescopic rod 172 is fixedly connected with the left side of the second baffle plate 12, a spring 171 is sleeved on the outer surface of the telescopic rod 172, two ends of the spring 171 are respectively fixedly connected with the first baffle plate 11 and the second baffle plate 12, by arranging the telescopic rod 172 and the spring 171, the second baffle plate 12 is ensured to slide more stably on the bottom plate 10 in the process of pulling the first handle 15 to drive the first connecting rod 14 to move left and right, the right side of the second baffle plate 12 is fixedly connected with the left side of the fixture block 16, the fixture block 16 is overlapped with a fixed column 19 through a groove 20, the upper surface of the bottom plate 10 is sleeved with a second sliding sleeve 18, by arranging the second sliding sleeve 18, the fixed column 19 can be ensured not to shake and to be more stable when moving up and down under the driving of the second handle 21, the top end, the bottom end of the fixed column 19 passes through the second sliding sleeve 18 and the through hole 8 and extends to the inside of the box body 1, the bottom end of the fixed column 19 is fixedly connected with the contact mechanism 23, the contact mechanism 23 comprises a connecting plate 231, the upper surface of the connecting plate 231 is fixedly connected with the bottom end of the fixed column 19, the left side and the right side of the lower surface of the connecting plate 231 are fixedly connected with the second connecting rod 232, the bottom end of the second connecting rod 232 is fixedly connected with the third connecting rod 233, the smoothness of current in the use process of the resistor can be ensured by arranging the second connecting rod 232 and the third connecting rod 233, the second connecting rod 232 fixedly connected with the lower surface of the connecting plate 231 is obliquely arranged, the distance between the bottom ends of the two second connecting rods 232 is larger than that of the top ends, the third connecting rod 233 is vertically fixed at the bottom end of the second connecting rod 232, and the distance between, further ensuring a stronger contact between the third connecting bar 233 and the resistance wire 601.
When the resistance adjusting device is used, the resistance mechanism 6 is placed on the base 5 in the box body 1 through the box door 4, the resistance coil column 602 in the resistance mechanism 6 is just placed on the base 5, the box door 4 is closed, when resistance is required to be adjusted, the bottom plate 10 is firstly slid, the rollers 9 at the bottom of the bottom plate 10 slide on the two guide rails 7, then the first handle 15 is pulled by hands, the first handle 15 drives the first connecting rod 14 to move rightwards, the first connecting rod 14 moves in the first baffle 11 through the first sliding sleeve 13, the first connecting plate 14 drives the second baffle 12 to move, the second baffle 12 drives the fixture block 16 to move, the second baffle 12 slides on the bottom plate 10, so that the fixture block 16 leaves the groove 20 on the fixed column 19, at the moment, the second handle 21 is pushed downwards, the fixed column 19 drives the fixed column 19 to move downwards, the fixed column 19 extends to the inside of the box body 1 through the through hole 8, the fixed column 19 drives the contact mechanism 23 to move, at this moment, the first handle 15 is loosened, the two ends of the telescopic mechanism 17 are respectively connected with the first baffle 11 and the second baffle 12, and the spring 171 is restored to drive the second baffle 12 to move rightwards due to the tension action of the spring 171, so that the clamping block 16 is driven to be clamped in the groove 20 on the fixed column 19, and then the first wiring column 3 and the second wiring column 22 are respectively connected with external wires.
To sum up, 1, the resistance-adjustable adjusting device includes a box door, a bottom plate, a first baffle, a second baffle, a first connecting rod, a fixed column, a clamping block and a clamping groove, wherein the resistance mechanism 6 is placed on the base 5 in the box body 1 through the box door 4, the resistance coil column 602 in the resistance mechanism 6 is just placed on the base 5, and the box door 4 is closed, when the resistance needs to be adjusted, the bottom plate 10 is firstly slid, the rollers 9 at the bottom of the bottom plate 10 slide on the two guide rails 7, then the first handle 15 is pulled by hand, the first handle 15 drives the first connecting rod 14 to move rightwards, the first connecting rod 14 moves in the first baffle 11 through the first sliding sleeve 13, the first connecting rod 14 drives the second baffle 12 to move, the second baffle 12 drives the clamping block 16 to move, the second baffle 12 slides on the bottom plate 10, so that the clamping block 16 leaves the groove 20 on the fixed column 19, at the moment, the second handle 21 is pushed downwards, the second handle 21 drives the fixed column 19 to move downwards, the fixed column 19 extends into the box body 1 through the through hole 8, the fixed column 19 drives the contact mechanism 23 to move downwards to the resistance wire 601 and contact with the resistance wire 601, at the moment, the first handle 15 is loosened, two ends of the telescopic mechanism 17 are respectively connected with the first baffle plate 11 and the second baffle plate 12, and due to the tension action of the spring 171, so that the spring 171 returns to its original state to drive the second shutter 12 to move rightwards, thereby driving the latch 16 to be caught in the recess 20 of the fixing post 19, and then the first terminal 3 and the second terminal 22 are respectively connected with external leads, so that in the process of adjusting the resistance, the contact mechanism 23 is not required to frequently slide on the resistance wire 601, so that excessive loss of the resistance wire 601 is avoided, the service life is not influenced, and meanwhile, the box body 1 and the box door 4 are arranged, so that the influence of dust and the like on the resistance wire is avoided.
2. This adjusting device of adjustable resistance through setting up first sliding sleeve 13 and head rod 14 to it can not rock and more stable in first baffle 11 when moving about to drive head rod 14 when making the first in command 15 and remove, thereby can not rock more stably on bottom plate 10 when making second in command 21 drive fixed column 19 when reciprocating through second sliding sleeve 18 and fixed column 19, thereby makes in the card that fixture block 16 can be normal advances in draw-in groove 20.
3. According to the adjusting device for the adjustable resistor, due to the fact that the telescopic mechanism 17 is arranged, two ends of the telescopic mechanism 17 are fixedly connected with the first baffle 11 and the second baffle 12 respectively, and due to the elastic force effect of the spring 181, when the first handle 15 is pushed to move left and right, the stability of the first connecting plate 14 when the second baffle 12 is driven to slide can be guaranteed, and the fixture block 16 is further guaranteed to be normally clamped into the clamping groove 20.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an adjusting device of adjustable resistance, includes box (1), its characterized in that: the right side of the box body (1) is fixedly connected with the fixed block (2), the upper surface of the fixed block (2) is fixedly connected with the lower surface of the first binding post (3), the left side of the box body (1) is hinged with a box door (4), the lower surface of the inner side wall of the box body (4) is fixedly connected with the base (5), the upper surface of the base (5) is fixedly connected with the resistance mechanism (6), the upper surface of the box body (1) is fixedly connected with the guide rails (7), the guide rails (7) are arranged into two, the box body (1) between the two guide rails (7) is provided with through holes (8), the guide rails (7) are slidably connected with a bottom plate (10) through rollers (9), the upper surface of the bottom plate (10) is fixedly connected with a first baffle (11), a second baffle (12) and a second binding post (22) from left to right in sequence, the top end of the first baffle (11) is sleeved with a first sliding sleeve, the right side surface of the second baffle (12) is fixedly connected with a first connecting rod (14), the left end of the first connecting rod (14) passes through the first sliding sleeve (13) and is fixedly connected with the right side surface of the first handle (15), the bottom of the right side surface of the first baffle plate (11) is fixedly connected with the left side surface of the second baffle plate (12) through a telescopic mechanism (17), the right side surface of the second baffle plate (12) is fixedly connected with the left side surface of the clamping block (16), the fixture block (16) is lapped with a fixing column (19) through a groove (20), the upper surface of the bottom plate (10) is sleeved with a second sliding sleeve (18), the top end of the fixed column (19) is fixedly connected with the lower surface of a second handle (21), the bottom end of the fixed column (19) penetrates through the second sliding sleeve (18) and the through hole (8) to extend to the inside of the box body (1), and the bottom end of the fixed column (19) is fixedly connected with the contact mechanism (23).
2. An adjustable resistance adjustment device as claimed in claim 1, wherein: the resistance mechanism (6) comprises a resistance binding post (602), and a resistance wire (601) is sleeved on the outer surface of the resistance binding post (602).
3. An adjustable resistance adjustment device as claimed in claim 1, wherein: telescopic machanism (17) include telescopic link (172), the left side of telescopic link (172) and the right flank fixed connection of first baffle (11), the right side of telescopic link (172) and the left flank fixed connection of second baffle (12), spring (171) have been cup jointed to the surface of telescopic link (172), the both ends of spring (171) respectively with first baffle (11) and second baffle (12) fixed connection.
4. An adjustable resistance adjustment device as claimed in claim 1, wherein: contact mechanism (23) are including connecting plate (231), the bottom fixed connection of the upper surface of connecting plate (231) and fixed column (19), the left side and the right side of connecting plate (231) lower surface all with second connecting rod (232) fixed connection, and second connecting rod (232) bottom all with third connecting rod (233) fixed connection.
5. An adjustable resistance adjustment device according to claim 4, wherein: the second connecting rods (232) fixedly connected to the lower surface of the connecting plate (231) are all obliquely arranged, the distance between the bottom ends of the two second connecting rods (232) is larger than that between the top ends of the two second connecting rods, and the third connecting rod (233) is vertically fixed to the bottom ends of the second connecting rods (232).
6. An adjustable resistance adjustment device as claimed in claim 1, wherein: the base (5) is concave, and the length of the sunken part on the base (5) is the same as the length of the resistance wire (601) wound on the resistance coil column (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484635.1A CN108711478B (en) | 2018-05-20 | 2018-05-20 | Adjusting device of adjustable resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484635.1A CN108711478B (en) | 2018-05-20 | 2018-05-20 | Adjusting device of adjustable resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108711478A CN108711478A (en) | 2018-10-26 |
| CN108711478B true CN108711478B (en) | 2020-10-02 |
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ID=63869267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810484635.1A Active CN108711478B (en) | 2018-05-20 | 2018-05-20 | Adjusting device of adjustable resistance |
Country Status (1)
| Country | Link |
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| CN (1) | CN108711478B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6340954U (en) * | 1986-08-31 | 1988-03-17 | ||
| DE8908984U1 (en) * | 1989-07-24 | 1989-09-14 | Wilhelm Ruf KG, 8000 München | Sliding resistance |
| US5043695A (en) * | 1990-06-15 | 1991-08-27 | Bourns, Inc. | Housing assembly for miniature electronic device |
| US6005473A (en) * | 1995-01-20 | 1999-12-21 | Alps Electric Co., Ltd. | Rotary operation type variable resistor |
| JPH11176616A (en) * | 1997-12-16 | 1999-07-02 | Murata Mfg Co Ltd | Variable resistor for high voltage |
| CN2793886Y (en) * | 2005-05-11 | 2006-07-05 | 敦化市空调设备厂 | Adjustable resistance |
| CN106356165B (en) * | 2016-10-28 | 2018-06-19 | 扬州市玄裕电子有限公司 | A kind of circuit board resistance |
| CN206864260U (en) * | 2017-06-26 | 2018-01-09 | 孔令卫 | Adjustable resistance |
| CN207503746U (en) * | 2017-10-11 | 2018-06-15 | 东莞市宏泽电子有限公司 | A kind of potentiometer structure easy for installation |
-
2018
- 2018-05-20 CN CN201810484635.1A patent/CN108711478B/en active Active
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| CN108711478A (en) | 2018-10-26 |
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Effective date of registration: 20200904 Address after: 350200 B-2, 24th floor, Shiyang International City Office Building, Wuhang Street, Changle District, Fuzhou City, Fujian Province Applicant after: Fuzhou Siqi Technology Co.,Ltd. Address before: 101, room 15, building 255, 215000 Songhua River Road, hi tech Zone, Jiangsu, Suzhou Applicant before: SUZHOU GUTESI ELECTRONIC TECHNOLOGY Co.,Ltd. |
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