CN107221418A - Switch transformer - Google Patents
Switch transformer Download PDFInfo
- Publication number
- CN107221418A CN107221418A CN201710474587.3A CN201710474587A CN107221418A CN 107221418 A CN107221418 A CN 107221418A CN 201710474587 A CN201710474587 A CN 201710474587A CN 107221418 A CN107221418 A CN 107221418A
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- Prior art keywords
- coil
- stitch
- magnetic core
- skeleton
- connecting portion
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- 239000000853 adhesive Substances 0.000 claims abstract description 10
- 230000001070 adhesive effect Effects 0.000 claims abstract description 10
- 239000011505 plaster Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 43
- 239000010949 copper Substances 0.000 claims description 35
- 229910052802 copper Inorganic materials 0.000 claims description 35
- 230000000977 initiatory effect Effects 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 14
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 210000003734 kidney Anatomy 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 abstract description 8
- 241000500881 Lepisma Species 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 239000011889 copper foil Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920001342 Bakelite® Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
- H01F27/2828—Construction of conductive connections, of leads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2876—Cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
Abstract
The present invention relates to a kind of switch transformer, for Switching Power Supply, Switching Power Supply includes shell, all kinds of electronic components including switch transformer of circuit board and installation on circuit boards.Circuit board is arranged in shell.The switch transformer includes the switch transformer component with primary coil, magnetic core, secondary coil and fixed adhesive plaster.Switch transformer component with primary coil includes skeleton, primary coil, degaussing coil, boost voltage coil and stitch.The circle of quantity 1 to 8 of secondary coil 8, includes 1 to 3 inductor loop conductor per circle secondary coil.Inductor loop conductor is integrally inverted U shape;The stitch of switch transformer is electrically connected with circuit board, and 2 connection ends of all inductor loop conductors of the secondary coil of switch transformer are electrically connected after passing through the corresponding via of circuit board by way of slicker solder is welded with circuit board.Each circle secondary coil completes loop by circuit board and connected.The manufacturing process of switch transformer is simple, radiating effect is preferable.
Description
The application is Application No.:201510096673.6, invention and created name is《Switch transformer and Switching Power Supply》,
The applying date is:The divisional application of the application for a patent for invention on March 4th, 2015.
Technical field
The present invention relates to a kind of Switching Power Supply, more particularly to a kind of Switching Power Supply equipped with high frequency switch transformer.
Background technology
With the high speed development of Power Electronic Technique, the work of power electronic equipment and people, the relation of life are increasingly close
Cut, and electronic equipment all be unable to do without reliable power supply, and Switching Power Supply is realized comprehensively into the computer power supply eighties, takes the lead in
The power supply for completing computer is regenerated, and various electronics, electric equipment field, programme-controlled exchange are subsequently entered into the Switching Power Supply nineties
Switching Power Supply has all been widely used in machine, communication, electron detection device power supply, control device power supply etc., more promotes switch
Power technology is developed rapidly.
Usual Switching Power Supply includes an aluminium alloy system or the longitudinal casing of steel and one piece is fixed in shell
Printed circuit board (PCB), is additionally provided with the heat abstractors such as fin or fan between shell and circuit board, by fasteners such as screws and
The screw that the shell of Switching Power Supply is provided with can fix Switching Power Supply on an electronic device.High frequency is installed on circuit board to open
Close transformer, the electronic component such as inductance, high frequency switch transformer mainly include skeleton, through skeleton magnetic core and be arranged on
Armature winding, secondary windings on skeleton, armature winding and secondary windings are wrapped on skeleton in form of a coil, secondary coil
It is to enclose winding with the copper cash one of whole circle to complete loop, primary coil and secondary coil are radial distributions, such whole
The coil of circle winding causes caloric value larger, and multiple-turns wound make it that the radiating effect of electronic component is poor, in addition to just
In the winding of coil, the diameter of coil must be designed to smaller so that the toughness of coil is preferably completely wound, and coil is straight
The less words in footpath are accomplished by increasing the number of turn of coil, then the process that the increase of the number of turn of coil allows for winding equally increases,
The processing technology of the switch transformer is too complicated, and manufacture human cost is too high, and the appearance of some position of coil is for example old
, it is necessary to change whole switch transformer during the problem of changing fracture etc..In addition, the secondary coil of whole circle winding is needed in insulating Design
More insulating tape is used, cost is also higher.The PQ35 switch transformers that such as in the market is sold extensively exist above-mentioned
Each shortcoming.
The content of the invention
The technical problem to be solved in the present invention is to provide switch transformer a kind of simple in construction and relatively low manufacturing cost and
The radiating effect of Switching Power Supply, the switch transformer and Switching Power Supply is preferable and is easy to maintenance.
Realize that one of technical scheme of the object of the invention is to provide a kind of skeleton of switch transformer, including it is centrally located
Principal part, be symmetricly set on principal part the left and right sides magnetic core limiting section and be arranged on corresponding magnetic core limiting section lower section pin
Pin connecting portion.The center of principal part being used for provided with left and right insertion installs the magnetic loop hole of magnetic core.Magnetic core limiting section and principal part or so
Insertion, and the shape in magnetic core limiting section and magnetic loop hole and the shape of magnetic core are corresponding.The periphery of principal part is sequentially provided with auxiliary vertically
Pressure-wire ring recess, left primary coil groove, left secondary wire ring recess, degaussing coil groove, right secondary wire ring recess and right primary coil groove are helped,
The peripheral shape of left secondary wire ring recess and right secondary wire ring recess takes the shape of the letter U.Stitch connecting portion is provided with Open Side Down for installing
The stitch hole of stitch.
Further, the magnetic core limiting section positioned at the left side of principal part is spacing including left limit plate, upper left limiting section and lower-left
Portion, the magnetic core limiting section positioned at the right side of principal part includes right limit plate, upper right limiting section and bottom right limiting section.Left limit plate, the right side
Limiting plate is equipped with the through hole with the insertion of magnetic loop hole, and left limit plate and right limit plate are on the circular slab provided with center through hole
Symmetrically remove the plate portion formed after a big cambered plate of grade down, upper left limiting section, lower-left limiting section are protruded from symmetrical above and belowly
Left limit plate, upper right limiting section, bottom right limiting section protrude from right limit plate, upper left limiting section, upper right limiting section symmetrical above and belowly
In isosceles triangle shape, lower-left limiting section, bottom right limiting section are in isosceles triangle shape.Left limit plate, upper left limiting section and a left side
The shape that lower limit portion is formed is corresponding with the magnetic core of switch transformer, and right limit plate, upper right limiting section and bottom right limiting section are formed
Shape it is corresponding with the magnetic core of switch transformer.
Further, the skeleton of described switch transformer also includes the first space bar, the second space bar, the 3rd interval
Plate, the 4th space bar, the 5th space bar and insulation board.The periphery left part of principal part provided with a ring and lower ending opening first interval
Plate, first space bar and principal part, left limit plate shape are into boost voltage coil groove.In the middle part of the periphery of principal part provided with a ring and
The second space bar, the 3rd space bar, the 4th space bar and the 5th space bar of lower ending opening, the second space bar, the 3rd space bar,
4th space bar and the 5th space bar are spacedly distributed from left to right, so that the second space bar is formed with principal part, the first space bar
Left primary coil groove, the second space bar and principal part, the 3rd space bar form left secondary wire ring recess, the 4th space bar and principal part, the
Three space bars formation degaussing coil groove, the 4th space bar forms right secondary wire ring recess, the 5th space bar with principal part, the 5th space bar
With principal part, right limit plate shape into right primary coil groove.Insulation board has 4, and insulation board is separately positioned on left secondary wire ring recess and the right side
The bottom front and rear sides of secondary wire ring recess, so that left secondary wire ring recess and right secondary wire ring recess take the shape of the letter U.
Further, stitch connecting portion is included positioned at the left stitch connecting portion of the lower section of lower-left limiting section and positioned at lower limit on the right
The right stitch connecting portion of the lower section in position portion.The lower end of left stitch connecting portion is provided with 5 stitch holes, including 2 primary coil stitch
It is spacedly distributed between hole and 3 auxiliary and degaussing coil stitch hole, 5 stitch holes, provided with 4 left sides between 5 stitch holes
Coil guide groove.The lower end of right stitch connecting portion is provided with 3 standby stitch holes being spacedly distributed.
Realize that the two of the technical scheme of the object of the invention is to provide a kind of switch transformer component with primary coil, wrap
Include skeleton, primary coil, degaussing coil, boost voltage coil and stitch.
Skeleton is including centrally located principal part, the magnetic core limiting section for the left and right sides for being symmetricly set on principal part and is arranged on
The stitch connecting portion of the lower section of corresponding magnetic core limiting section.The magnetic that the center of principal part being used for provided with left and right insertion installs magnetic core is returned
Lu Kong.Magnetic core limiting section and principal part or so insertion, and the shape in magnetic core limiting section and magnetic loop hole and the shape of magnetic core are corresponding.It is main
The periphery in portion is sequentially provided with boost voltage coil groove, left primary coil groove, left secondary wire ring recess, degaussing coil groove, the right side vertically
The peripheral shape of secondary wire ring recess and right primary coil groove, left secondary wire ring recess and right secondary wire ring recess takes the shape of the letter U.Stitch connecting portion
Including the left stitch connecting portion positioned at the lower section of lower-left limiting section and the right stitch connecting portion positioned at the lower section of bottom right limiting section.It is left
The lower end of stitch connecting portion is provided with 5 stitch holes, including 2 primary coil stitch holes and 3 auxiliary and degaussing coil stitch
It is spacedly distributed between hole, 5 stitch holes, provided with 4 left coil guide grooves between 5 stitch holes.Under right stitch connecting portion
End is provided with 3 standby stitch holes being spacedly distributed.
Stitch by 8, be respectively fixedly disposed at the left stitch connecting portion of skeleton 2 primary coil stitch holes, 3 auxiliary
And in degaussing coil stitch hole and 3 standby stitch holes of right stitch connecting portion.
Primary coil, degaussing coil, boost voltage coil use conductor wire.Primary coil is wrapped in the left primary of skeleton
In coil groove and right primary coil groove, the 2 primary lines of the initiating terminal and clearing end of primary coil respectively with left stitch connecting portion
Stitch in circle stitch hole is welded to connect.Degaussing coil is wrapped in degaussing coil groove, and boost voltage coil is wrapped in auxiliary electricity
In line ball ring recess, the initiating terminal or clearing end of degaussing coil and boost voltage coil share the degaussing coil pin of left stitch connecting portion
1 stitch in the 17-1-2 of pin hole, so that the initiating terminal or clearing end of degaussing coil and boost voltage coil are connected with left stitch
Same 1 stitch in the degaussing coil stitch hole 17-1-2 in portion is welded to connect, the other end of degaussing coil and boost voltage coil
It is welded to connect respectively with the stitch in remaining 2 degaussing coil stitch hole 17-1-2 of left stitch connecting portion.Primary coil, go
The equal insulation processing in the cross-contact position of magnetic coil and boost voltage coil.
Realize that the three of the technical scheme of the object of the invention is to provide a kind of switch transformer, including opening with primary coil
Close transformer device, magnetic core, secondary coil and fixed adhesive plaster.
Switch transformer component with primary coil include skeleton, primary coil, degaussing coil, boost voltage coil with
And stitch.
Skeleton is including centrally located principal part, the magnetic core limiting section for the left and right sides for being symmetricly set on principal part and is arranged on
The stitch connecting portion of the lower section of corresponding magnetic core limiting section.The magnetic that the center of principal part being used for provided with left and right insertion installs magnetic core is returned
Lu Kong.Magnetic core limiting section and principal part or so insertion, and the shape in magnetic core limiting section and magnetic loop hole and the shape of magnetic core are corresponding.It is main
The periphery in portion is sequentially provided with boost voltage coil groove, left primary coil groove, left secondary wire ring recess, degaussing coil groove, the right side vertically
The peripheral shape of secondary wire ring recess and right primary coil groove, left secondary wire ring recess and right secondary wire ring recess takes the shape of the letter U.Stitch connecting portion
Including the left stitch connecting portion positioned at the lower section of lower-left limiting section and the right stitch connecting portion positioned at the lower section of bottom right limiting section.It is left
The lower end of stitch connecting portion is provided with 5 stitch holes, including 2 primary coil stitch holes and 3 auxiliary and degaussing coil stitch
It is spacedly distributed between hole, 5 stitch holes, provided with 4 left coil guide grooves between 5 stitch holes.Under right stitch connecting portion
End is provided with 3 standby stitch holes being spacedly distributed.
Stitch by 8, be respectively fixedly disposed at the left stitch connecting portion of skeleton 2 primary coil stitch holes, 3 auxiliary
And in degaussing coil stitch hole and 3 standby stitch holes of right stitch connecting portion.
Primary coil, degaussing coil, boost voltage coil use conductor wire.Primary coil is wrapped in the left primary of skeleton
In coil groove and right primary coil groove, the 2 primary lines of the initiating terminal and clearing end of primary coil respectively with left stitch connecting portion
Stitch in circle stitch hole is welded to connect.Degaussing coil is wrapped in degaussing coil groove, and boost voltage coil is wrapped in auxiliary electricity
In line ball ring recess, the initiating terminal or clearing end of degaussing coil and boost voltage coil share the degaussing coil pin of left stitch connecting portion
1 stitch in the 17-1-2 of pin hole, so that the initiating terminal or clearing end of degaussing coil and boost voltage coil are connected with left stitch
Same 1 stitch in the degaussing coil stitch hole 17-1-2 in portion is welded to connect, the other end of degaussing coil and boost voltage coil
It is welded to connect respectively with the stitch in remaining 2 degaussing coil stitch hole 17-1-2 of left stitch connecting portion.Primary coil, go
The equal insulation processing in the cross-contact position of magnetic coil and boost voltage coil.
The quantity of the magnetic core is 2, and magnetic core makees paint-dipping process processing, the shape on the head of magnetic core and the left end of skeleton or
The shape correspondence of right-hand member, the shape of the core of magnetic core is corresponding with the magnetic loop hole of skeleton.2 magnetic cores are respectively from the left and right two of skeleton
The head inserted by its core in magnetic loop hole up to 2 magnetic cores is held to be respectively embedded into the left side and right side of skeleton, so that
It is spacing above and below magnetic core to be arranged on skeleton, and form magnetic loop.2 magnetic cores from circumferential using fixed adhesive plaster winding by being fixed
Connection, so that magnetic core or so is installed on skeleton.
The circle of quantity 1 to 8 of secondary coil 8, includes 1 to 3 inductor loop conductor per circle secondary coil.Inductor loop conductor
Entirety is inverted U shape, and is made of copper material or aluminum core copper wire or aluminum, and the copper material uses the preferable red copper of electric conductivity, inductance
The circular in cross-section or kidney ellipsoid of return conductors, its area of section are 0.5 to 10mm2.Inverted U-shaped inductor loop conductor has
2 connection ends.Openings of sizes at 2 connection ends of inductor loop conductor is corresponding with left secondary wire ring recess, inductor loop conductor
Height it is corresponding with the height of left primary coil groove.2 circle secondary coils are separately positioned on left secondary wire ring recess and right secondary coil
In groove, all inductor loop conductors are open through after the principal part of skeleton by it respectively stretches out left secondary coils by its 2 connection ends
Groove or right secondary wire ring recess, the connection end of inductor loop conductor is the initiating terminal and clearing end of secondary coil.
Realize that the four of the technical scheme of the object of the invention is to provide a kind of Switching Power Supply, including shell, circuit board and peace
All kinds of electronic components for Switching Power Supply including switch transformer of dress on circuit boards.Circuit boards have
Conductive copper foil for whole circuit.Circuit board is arranged in shell.
The switch transformer includes switch transformer component, magnetic core, secondary coil and fixation with primary coil
Adhesive plaster.
Switch transformer component with primary coil include skeleton, primary coil, degaussing coil, boost voltage coil with
And stitch.
Skeleton is including centrally located principal part, the magnetic core limiting section for the left and right sides for being symmetricly set on principal part and is arranged on
The stitch connecting portion of the lower section of corresponding magnetic core limiting section.The magnetic that the center of principal part being used for provided with left and right insertion installs magnetic core is returned
Lu Kong.Magnetic core limiting section and principal part or so insertion, and the shape in magnetic core limiting section and magnetic loop hole and the shape of magnetic core are corresponding.It is main
The periphery in portion is sequentially provided with boost voltage coil groove, left primary coil groove, left secondary wire ring recess, degaussing coil groove, the right side vertically
The peripheral shape of secondary wire ring recess and right primary coil groove, left secondary wire ring recess and right secondary wire ring recess takes the shape of the letter U.Stitch connecting portion
Including the left stitch connecting portion positioned at the lower section of lower-left limiting section and the right stitch connecting portion positioned at the lower section of bottom right limiting section.It is left
The lower end of stitch connecting portion is provided with 5 stitch holes, including 2 primary coil stitch holes and 3 auxiliary and degaussing coil stitch
It is spacedly distributed between hole, 5 stitch holes, provided with 4 left coil guide grooves between 5 stitch holes.Under right stitch connecting portion
End is provided with 3 standby stitch holes being spacedly distributed.
Stitch by 8, be respectively fixedly disposed at the left stitch connecting portion of skeleton 2 primary coil stitch holes, 3 auxiliary
And in degaussing coil stitch hole and 3 standby stitch holes of right stitch connecting portion.
Primary coil, degaussing coil, boost voltage coil use conductor wire.Primary coil is wrapped in the left primary of skeleton
In coil groove and right primary coil groove, the 2 primary lines of the initiating terminal and clearing end of primary coil respectively with left stitch connecting portion
Stitch in circle stitch hole is welded to connect.Degaussing coil is wrapped in degaussing coil groove, and boost voltage coil is wrapped in auxiliary electricity
In line ball ring recess, the initiating terminal or clearing end of degaussing coil and boost voltage coil share the degaussing coil pin of left stitch connecting portion
1 stitch in the 17-1-2 of pin hole, so that the initiating terminal or clearing end of degaussing coil and boost voltage coil are connected with left stitch
Same 1 stitch in the degaussing coil stitch hole 17-1-2 in portion is welded to connect, the other end of degaussing coil and boost voltage coil
It is welded to connect respectively with the stitch in remaining 2 degaussing coil stitch hole 17-1-2 of left stitch connecting portion.Primary coil, go
The equal insulation processing in the cross-contact position of magnetic coil and boost voltage coil.
The quantity of the magnetic core is 2, and magnetic core makees paint-dipping process processing, the shape on the head of magnetic core and the left end of skeleton or
The shape correspondence of right-hand member, the shape of the core of magnetic core is corresponding with the magnetic loop hole of skeleton.2 magnetic cores are respectively from the left and right two of skeleton
The head inserted by its core in magnetic loop hole up to 2 magnetic cores is held to be respectively embedded into the left side and right side of skeleton, so that
It is spacing above and below magnetic core to be arranged on skeleton, and form magnetic loop.2 magnetic cores from circumferential using fixed adhesive plaster winding by being fixed
Connection, so that magnetic core or so is installed on skeleton.
The circle of quantity 1 to 8 of secondary coil 8, includes 1 to 3 inductor loop conductor per circle secondary coil.Inductor loop conductor
Entirety is inverted U shape, and is made of copper material or aluminum core copper wire or aluminum, and the copper material uses the preferable red copper of electric conductivity, inductance
The circular in cross-section or kidney ellipsoid of return conductors, its area of section are 0.5 to 10mm2.Inverted U-shaped inductor loop conductor has
2 connection ends.Openings of sizes at 2 connection ends of inductor loop conductor is corresponding with left secondary wire ring recess, inductor loop conductor
Height it is corresponding with the height of left primary coil groove.2 circle secondary coils are separately positioned on left secondary wire ring recess and right secondary coil
In groove, all inductor loop conductors are open through after the principal part of skeleton by it respectively stretches out left secondary coils by its 2 connection ends
Groove or right secondary wire ring recess, the connection end of inductor loop conductor is the initiating terminal and clearing end of secondary coil.
8 stitch of switch transformer through circuit board corresponding via after by way of slicker solder is welded with circuit board electricity
Connection, 2 connection ends of all inductor loop conductors of the secondary coil of switch transformer are passed through after the corresponding via of circuit board
Electrically connected by way of slicker solder is welded with circuit board, so that switch transformer be fixedly connected on circuit boards.It is secondary per circle
It is connected in parallel between 1 to 3 inductor loop conductor included by coil by circuit board, circuit is passed through between each circle secondary coil
Plate is connected in series, and is connected so that each circle secondary coil completes loop by circuit board.
Further, the electronic component of the installation on circuit boards also includes inductance.Inductance include magnet ring and 1 to
25 circle inductance coils, the magnet ring surface is covered with insulating barrier.Include 1 to 3 second inductor loop conductor per circle inductance coil.The
Two inductor loop conductors are integrally inverted U shape, and are made of copper material or aluminum core copper wire or aluminum, the copper material using electric conductivity compared with
Good red copper, the circular in cross-section or kidney ellipsoid of the second inductor loop conductor, its area of section are 0.5 to 10mm2.It is inverted U-shaped
The second inductor loop conductor there are 2 connection ends.Openings of sizes and magnet ring at 2 connection ends of the second inductor loop conductor
Ring footpath correspondence, the height of the second inductor loop conductor is corresponding with the height of magnet ring.All second inductor loop conductors respectively by
It is open through after the ring portion of magnet ring with magnet ring tight fit connection, 2 connections of the second inductor loop conductor being enclosed on magnet ring
Hold and electrically connected through after the corresponding via of circuit board by way of slicker solder is welded with circuit board, and the second inductor loop conductor is solid
Fixed connection on circuit boards, is set on circuit boards so that magnet ring is also spacing in the presence of the second inductor loop conductor.Per circle
It is connected in parallel between 1 to 3 second inductor loop conductor included by inductance coil by circuit board, between each circle inductance coil
It is connected in series, is connected so that each circle inductance coil completes loop by circuit board, each circle inductance coil surrounds magnetic by circuit board
The equiangularly spaced distribution in the center of ring.
Further described Switching Power Supply also includes auxiliary copper cash.For increasing before and after the auxiliary copper cash of electric current is arranged on
Between the corresponding connection end of 2 connected second inductor loop conductors or the corresponding of front and rear 2 connected inductor loop conductors connects
Connect between end, the auxiliary copper cash is to passing through welding between the second inductor loop conductor or the corresponding connection end of inductor loop conductor
Or conducting resinl realizes electrical connection.
Further, the skeleton of the switch transformer also include the first space bar, the second space bar, the 3rd space bar,
4th space bar, the 5th space bar and insulation board.The periphery left part of principal part provided with a ring and lower ending opening the first space bar,
First space bar and principal part, left limit plate shape are into boost voltage coil groove.In the middle part of the periphery of principal part provided with a ring and under
The second space bar, the 3rd space bar, the 4th space bar and the 5th space bar of end opening, the second space bar, the 3rd space bar,
Four space bars and the 5th space bar are spacedly distributed from left to right, so that the second space bar forms a left side with principal part, the first space bar
Primary coil groove, the second space bar forms left secondary wire ring recess, the 4th space bar and principal part, the 3rd with principal part, the 3rd space bar
Space bar formation degaussing coil groove, the 4th space bar and principal part, the 5th space bar form right secondary wire ring recess, the 5th space bar with
Principal part, right limit plate shape are into right primary coil groove.Insulation board has 4, and insulation board is separately positioned on left secondary wire ring recess and right time
The bottom front and rear sides of level coil groove, so that left secondary wire ring recess and right secondary wire ring recess take the shape of the letter U.
The present invention has positive effect:(1)The skeleton of the switch transformer of the present invention is by primary coil and secondary coil
Separated by cell body insulation, traditional primary coil radially spaced-apart by insulating tape and secondary coil are become by groove
Body is axially spaced, so that the radiating effect of switch transformer preferably, when using temperature less than traditional switch transformer 5 to
10 DEG C, service life is longer.
(2)Inductor loop conductor simple in construction of the present invention and manufacturing cost is relatively low, secondary coil is complete by circuit board
Into loop connection, the sectional area of inductor loop conductor is much larger than copper cash, avoids the need for the copper cash of the more number of turns to wind, caloric value
Smaller, radiating effect is excellent, and inductor loop conductor is directly welded on circuit board, considerably reduces switch transformer and electricity
The manufacturing process flow of sense, further reduces cost, and the usage quantity of insulating tape can also greatly reduce in addition;Inductor loop is led
The replacing of body is also more convenient, and whole switch transformer or inductance need not be changed when going wrong.Cause switch transformer simultaneously
And the manufacture of intraocular of whole Switching Power Supply saves half man-hour, technique is relatively simple.
(3)The present invention solves the problem of overcurrent is too small by increasing auxiliary copper cash so that whole switch transformer
The inductor loop coil of secondary coil and inductance by circuit board complete loop connect when it is more stable, whole Switching Power Supply it is steady
It is qualitative more preferable.
Brief description of the drawings
Fig. 1 be embodiment 1 in switch transformer skeleton a kind of structural representation(Front view);
Fig. 2 is Fig. 1 top view;
Fig. 3 is Fig. 1 upward view;
A kind of schematic perspective view when Fig. 4 is from Fig. 1 left anterior-superior part;
A kind of schematic perspective view when Fig. 5 is from Fig. 1 right front lower place;
Fig. 6 be embodiment 2 in the switch transformer component with primary coil a kind of structural representation(Front view);
Fig. 7 is Fig. 6 upward view;
A kind of schematic perspective view when Fig. 8 is from Fig. 6 left anterior-superior part;
Fig. 9 be embodiment 3 in switch transformer a kind of structural representation(Front view);
Figure 10 is Fig. 9 upward view;
A kind of schematic perspective view when Figure 11 is from Fig. 9 left anterior-superior part;
Figure 12 be Figure 11 in magnetic core structural representation;
Figure 13 be Fig. 9 in inductor loop conductor structural representation;
Figure 14 is Figure 13 left view;
Figure 15 be Figure 11 in inductor loop conductor structural representation;
Figure 16 be embodiment 4 and 5 in Switching Power Supply a kind of structural representation(Electronic component is only shown in front view, figure
Switch transformer and inductance);
A kind of schematic perspective view when Figure 17 is from Figure 16 left anterior-superior part;
Figure 18 is Figure 16 right view;
Figure 19 is from the switch transformer in Figure 16 when Figure 16 B is to from and the connection signal for aiding in copper cash in embodiment 6
Figure.
Mark in above-mentioned accompanying drawing is as follows:
Skeleton 1, principal part 11, magnetic loop hole 11-1, left limit plate 12-1, right limit plate 12-2, upper left limiting section 13-1, lower limit on the left
The space bar of position portion 13-2, upper right limiting section 13-3, bottom right limiting section 13-4, first 14-1, the second space bar 14-2, the 3rd interval
Plate 14-3, the 4th space bar 14-4, the 5th space bar 14-5, boost voltage coil groove 15-1, left primary coil groove 15-2, left time
Level coil groove 15-3, degaussing coil groove 15-4, right secondary wire ring recess 15-5, right primary coil groove 15-6, insulation board 16, left stitch
Connecting portion 17-1, primary coil stitch hole 17-1-1, auxiliary and degaussing coil stitch hole 17-1-2, left coil guide groove 17-1-
3, right stitch connecting portion 17-2, standby stitch hole 17-2-1,
Primary coil 2, degaussing coil 3, boost voltage coil 4, stitch 5, magnetic core 6, secondary coil 7, inductor loop conductor 71, Gu
Determine adhesive plaster 8, shell 91, circuit board 92, inductance 93, magnet ring 93-1, the second inductor loop conductor 93-2, auxiliary copper cash 94.
Embodiment
When the present invention is described in progress orientation, it is described with orientation shown in Fig. 1, the orientation up and down in figure is in description
In be also up and down, in figure the orientation of court of drawing institute be front, away from the orientation of drawing be rear.
(The skeleton of embodiment 1, switch transformer)
See Fig. 1 to Fig. 5, the skeleton 1 of the switch transformer of the present embodiment is the integral piece being made of bakelite material, skeleton 1
Center be principal part 11 in a tubular form, center being used for provided with left and right insertion of principal part 11 installs the magnetic loop hole 11-1 of magnetic core;
The central symmetry of the left and right sides of principal part 11, which is provided with, to be used to install left limit plate 12-1 spacing during magnetic core, right limit plate 12-
2, left limit plate 12-1, right limit plate 12-2 are equipped with the through hole with the 11-1 insertions of magnetic loop hole, left limit plate 12-1 and right limit
Position plate 12-2 is to remove the plate portion formed after a big cambered plate of grade, left limit by the circular slab provided with center through hole is symmetrical above and below
Position plate 12-1's is symmetrical above and below provided with the upper left limiting section 13-1, the lower-left limiting section 13-2, right limit that protrude from left limit plate 12-1
Position plate 12-2's is symmetrical above and below provided with the upper right limiting section 13-3, the bottom right limiting section 13-4, upper left that protrude from right limit plate 12-2
Limiting section 13-1, upper right limiting section 13-3 are in isosceles triangle shape, and lower-left limiting section 13-2, bottom right limiting section 13-4 are in isosceles
Triangle;The shape and switch transformer of left limit plate 12-1, upper left limiting section 13-1 and lower-left limiting section 13-2 formation
Magnetic core correspondence, the shape and switch transformer of right limit plate 12-2, upper right limiting section 13-3 and bottom right limiting section 13-4 formation
Magnetic core correspondence.The periphery left part of principal part 11 provided with a ring and lower ending opening the first space bar 14-1, first space bar
14-1 and principal part 11, left limit plate 12-1 formation boost voltage coil grooves 15-1;In the middle part of the periphery of principal part 11 provided with a ring and
The second space bar 14-2, the 3rd space bar 14-3, the 4th space bar 14-4 and the 5th space bar 14-5 of lower ending opening, between second
Dividing plate 14-2, the 3rd space bar 14-3, the 4th space bar 14-4 and the 5th space bar 14-5 are spacedly distributed from left to right, so that
Second space bar 14-2 and principal part 11, the first space bar 14-1 form left primary coil groove 15-2, the second space bar 14-2 and master
Portion 11, the 3rd space bar 14-3 form left secondary wire ring recess 15-3, the 4th space bar 14-4 and principal part 11, the 3rd space bar 14-3
Form degaussing coil groove 15-4, the 4th space bar 14-4 and form right secondary wire ring recess 15-5 with principal part 11, the 5th space bar 14-5,
5th space bar 14-5 and principal part 11, right limit plate 12-2 form right primary coil groove 15-6.Insulation board 16 has 4, left secondary
Coil groove 15-3 and right secondary wire ring recess 15-5 bottom front and rear sides are equipped with 1 insulation board 16, so that left secondary wire ring recess
15-3 and right secondary wire ring recess 15-5 take the shape of the letter U.Lower-left limiting section 13-2 lower section is provided with left stitch connecting portion 17-1, and left stitch connects
Socket part 17-1 lower end is provided with 5 stitch holes, including 2 primary coil stitch hole 17-1-1 and 3 auxiliary and degaussing coil
It is spacedly distributed between stitch hole 17-1-2,5 stitch holes, provided with 4 left coil guide groove 17-1-3 between 5 stitch holes,
The initiating terminal or clearing end of auxiliary and the corresponding boost voltage coils of degaussing coil stitch hole 17-1-2 and degaussing coil share one
Individual stitch, so as to only need to 3 auxiliary and degaussing coil stitch hole 17-1-2.Bottom right limiting section 13-4 lower section is provided with right stitch
Connecting portion 17-2, right stitch connecting portion 17-2 lower end are provided with 3 standby stitch hole 17-2-1 being spacedly distributed.
(Embodiment 2, the switch transformer component with primary coil)
See Fig. 6 to Fig. 8, the switch transformer component with primary coil of the present embodiment includes skeleton 1, primary coil 2, degaussing
Coil 3, boost voltage coil 4 and stitch 5, the skeleton 1 use the skeleton of the switch transformer obtained by embodiment 1.Pin
Pin 5 by 8, be respectively fixedly disposed at the left stitch connecting portion 17-1 of skeleton 12 primary coil stitch hole 17-1-1,3 it is auxiliary
Help and degaussing coil stitch hole 17-1-2 and right stitch connecting portion 17-2 3 standby stitch hole 17-2-1 in.
Primary coil 2, degaussing coil 3, boost voltage coil 4 use conductor wire, and the present embodiment uses conductive copper wire;Just
Level coil 2 be wrapped in the left primary coil groove 15-2 of skeleton 1 and right primary coil groove 15-6, the initiating terminal of primary coil 2 and
Clearing end is welded to connect with the stitch 5 in left stitch connecting portion 17-1 2 primary coil stitch hole 17-1-1 respectively;Remove magnet-wire
Circle 3 is wrapped in degaussing coil groove 15-4, and boost voltage coil 4 is wrapped in boost voltage coil groove 15-1, the He of degaussing coil 3
The initiating terminal or clearing end of boost voltage coil 4 share 1 in left stitch connecting portion 17-1 degaussing coil stitch hole 17-1-2
Individual stitch 5, so that the degaussing of the initiating terminal or clearing end of degaussing coil 3 and boost voltage coil 4 and left stitch connecting portion 17-1
Same 1 stitch 5 in coil stitch hole 17-1-2 is welded to connect, the other end of degaussing coil 3 and boost voltage coil 4 respectively with
Stitch 5 in left stitch connecting portion 17-1 remaining 2 degaussing coil stitch hole 17-1-2 is welded to connect.Primary coil 2, go
Coil is wrapped up using insulating tape in the equal insulation processing in the cross-contact position of magnetic coil 3 and boost voltage coil 4, the present embodiment
Copper cash realizes insulation processing.
(Embodiment 3, switch transformer)
See Fig. 9 to Figure 11, the switch transformer of the present embodiment includes the switch transformation with primary coil obtained by embodiment 2
Device assembly, magnetic core 6, secondary coil 7 and fixed adhesive plaster 8.See Figure 12, the quantity of the magnetic core 6 is 2, using model
EPC39 general magnetic core, magnetic core 6 makees paint-dipping process processing, the shape of the shape on the head of magnetic core 6 and the left or right of skeleton 1
Shape correspondence, the shape of the core of magnetic core 6 is corresponding with the magnetic loop hole 11-1 of skeleton 1.Still see Fig. 9 to Figure 11,26 points of magnetic cores
Not from the left and right ends of skeleton 1 by its core insert magnetic loop hole 11-1 in up to the head of 2 magnetic cores 6 is respectively embedded into skeleton 1
Left side and right side in be arranged on so that magnetic core is spacing about 6 on skeleton 1, and formed magnetic loop;2 magnetic cores 6 by from
It is circumferential to wind and be fixedly connected using fixed adhesive plaster 8, so that magnetic core 6 or so is installed on skeleton 1.
The circle of quantity 1 to 8 of secondary coil 8, includes 1 to 3 inductor loop conductor 71 per circle secondary coil 7;The present embodiment
The quantity of middle secondary coil 7 is 2 circles, includes 1 inductor loop conductor 71 per circle secondary coil 7.See Figure 13 to Figure 15, inductance is returned
Road conductor 71 is overall to be inverted U shape, and is made of copper material or copper clad aluminum material, and the copper material uses the preferable red copper of electric conductivity, electricity
Feel the circular in cross-section or kidney ellipsoid of return conductors 71, its area of section is 0.5 to 10mm2, inductor loop in the present embodiment
Circular in cross-section, the area of section of conductor 71 are 2mm2.Inverted U-shaped inductor loop conductor 71 has 2 connection ends.Still see figure
9 to Figure 11, the openings of sizes at 2 connection ends of inductor loop conductor 71 is corresponding with left secondary wire ring recess 15-3, inductor loop
The height of conductor 71 is corresponding with left primary coil groove 15-2 height.2 circle secondary coils 7 are separately positioned on left secondary wire ring recess
In 15-3 and right secondary wire ring recess 15-5, all inductor loop conductors 71 respectively by its opening through after the principal part 11 of skeleton 1 by
Left secondary wire ring recess 15-3 or right secondary wires ring recess 15-5 is stretched out in its 2 connection ends, and the connection end of inductor loop conductor 71 is
The initiating terminal and clearing end of secondary coil 7.When the switch transformer of the present embodiment is installed on circuit boards, by its 8 stitch 9 with
And the connection end of all inductor loop conductors 71 through after the corresponding via of circuit board by way of slicker solder is welded and circuit board
Electrical connection.
(Embodiment 4, Switching Power Supply)
See Figure 16 to Figure 18, the Switching Power Supply of the present embodiment includes shell 91, circuit board 92 and the switch obtained by embodiment 3
Transformer, circuit board 92 is the printed circuit board (PCB) for Switching Power Supply, and English name is PCB(Printed Circuit
Board);The conductive copper foil for whole circuit is printed with circuit board 92.Circuit board 92 is arranged in shell 91.Circuit
Switch transformer and all kinds of electronic components for Switching Power Supply are installed on plate 92(It is not shown in addition to inductance in figure).Open
8 stitch 5 of transformer are closed through being electrically connected by way of slicker solder is welded with circuit board 92 after the corresponding via of circuit board 92,
2 connection ends of all inductor loop conductors 71 of the secondary coil 7 of switch transformer are passed through after the corresponding via of circuit board 92
Electrically connected by way of slicker solder is welded with circuit board 92, so that switch transformer is fixedly connected on circuit board 92.Per circle
Be connected in parallel between 1 to 3 inductor loop conductor 71 included by secondary coil 7 by circuit board 92, each circle secondary coil 7 it
Between be connected in series by circuit board 92 so that each circle secondary coil 7 pass through circuit board 92 complete loop connect.
(Embodiment 5, Switching Power Supply)
Still see Figure 16 to Figure 18, the Switching Power Supply of the present embodiment is substantially the same manner as Example 4, and its difference is:Also include
Inductance 93.Inductance 93 includes the magnet ring circle inductance coils of 93-1 and 1 to 25, and the magnet ring 93-1 surfaces are covered with insulating barrier;The electricity per circle
Feeling coil includes the quantity of inductance coil in 1 to 3 second inductor loop conductor 93-2, the present embodiment for 4 circles, per circle inductor wire
Circle includes 2 second inductor loop conductor 93-2;Second inductor loop conductor 93-2 is integrally inverted U shape, using copper material or copper-clad
Aluminum is made, the copper material use the preferable red copper of electric conductivity, the second inductor loop conductor 93-2 circular in cross-section or
Kidney ellipsoid, its area of section is 0.5 to 10mm2, the second inductor loop conductor 93-2 area of section is 2mm in the present embodiment2。
The second inverted U-shaped inductor loop conductor 93-2 has 2 connection ends.At second inductor loop conductor 93-2 2 connection ends
Openings of sizes is corresponding with magnet ring 93-1 ring footpath, and the second inductor loop conductor 93-2 height is corresponding with magnet ring 93-1 height.
All second inductor loop conductor 93-2 are open through after magnet ring 93-1 ring portion and magnet ring 93-1 tight fit connections by it respectively,
2 connection ends for the second inductor loop conductor 93-2 being enclosed on magnet ring 93-1 through circuit board 92 corresponding via after by lead
The mode of tin welding is electrically connected with circuit board 92, and the second inductor loop conductor 93-2 is fixedly connected on circuit board 92, so that
Magnet ring 93-1 is also spacing in the presence of the second inductor loop conductor 93-2 to be arranged on circuit board 92.Wrapped per circle inductance coil
It is connected in parallel between 1 to the 3 second inductor loop conductor 93-2 included by circuit board 92, electricity is passed through between each circle inductance coil
Road plate 92 is connected in series, and is connected so that each circle inductance coil completes loop by circuit board 92, each circle inductance coil surrounds magnet ring
The equiangularly spaced distribution in 93-1 center.
(Embodiment 6, Switching Power Supply)
The Switching Power Supply of the present embodiment and embodiment 4 or 5 are essentially identical, and its difference is:Also include auxiliary copper cash 94, such as
The overcurrent size of the copper-foil conducting electricity of circuit board 92 is inadequate, then front and rear 2 connected second inductor loop conductors in circuit
Aided between 93-2 corresponding connection end or by increasing between the corresponding connection end of front and rear 2 connected inductor loop conductors 71
Copper cash 94 increases electric current, and the auxiliary copper cash 94 connects to the second inductor loop conductor 93-2 or the corresponding of inductor loop conductor 71
Connect by welding or conducting resinl realization electrical connection between holding, auxiliary copper cash 94 is arranged on solder side or the element surface side of circuit board 92
, the welding surface side for aiding in copper cash 94 to be arranged on circuit board 92 is seen in Figure 19, the present embodiment, and auxiliary copper cash 94 is arranged on switch
Between the corresponding connection end of 2 inductor loop conductors 71 of the secondary coil 7 of transformer.
Obviously, above-described embodiment is only intended to clearly illustrate example of the present invention, and is not to the present invention
The restriction of embodiment.For those of ordinary skill in the field, it can also be made on the basis of the above description
Its various forms of changes or variation.There is no necessity and possibility to exhaust all the enbodiments.And these belong to this hair
Among the obvious changes or variations that bright spirit is extended out is still in protection scope of the present invention.
Claims (1)
1. a kind of switch transformer, it is characterised in that:Including switch transformer component, magnetic core with primary coil(6), it is secondary
Coil(7)And fixed adhesive plaster(8);
Switch transformer component with primary coil includes skeleton(1), primary coil(2), degaussing coil(3), boost voltage
Coil(4)And stitch(5);
Skeleton(1)Including centrally located principal part(11), be symmetricly set on principal part(11)The left and right sides magnetic core limiting section with
And it is arranged on the stitch connecting portion of the lower section of corresponding magnetic core limiting section;Principal part(11)Center provided with left and right insertion be used for pacify
Fill the magnetic loop hole of magnetic core(11-1);Magnetic core limiting section and principal part(11)Left and right insertion, and magnetic core limiting section and magnetic loop hole
(11-1)Shape it is corresponding with the shape of magnetic core;Principal part(11)Periphery be sequentially provided with boost voltage coil groove vertically(15-
1), left primary coil groove(15-2), left secondary wire ring recess(15-3), degaussing coil groove(15-4), right secondary wire ring recess(15-5)
With right primary coil groove(15-6), left secondary wire ring recess(15-3)And right secondary wire ring recess(15-5)Peripheral shape take the shape of the letter U;Pin
Pin connecting portion includes being located at lower-left limiting section(13-2)Lower section left stitch connecting portion(17-1)With positioned at bottom right limiting section
(13-4)Lower section right stitch connecting portion(17-2);Left stitch connecting portion(17-1)Lower end provided with 5 stitch holes, including 2
Individual primary coil stitch hole(17-1-1)And 3 auxiliary and degaussing coil stitch hole(17-1-2), between waiting between 5 stitch holes
Provided with 4 left coil guide grooves between distribution, 5 stitch holes(17-1-3);Right stitch connecting portion(17-2)Lower end be provided with
3 standby stitch holes being spacedly distributed(17-2-1);
Stitch(5)By 8, skeleton is respectively fixedly disposed at(1)Left stitch connecting portion(17-1)2 primary coil stitch holes
(17-1-1), 3 auxiliary and degaussing coil stitch hole(17-1-2)With right stitch connecting portion(17-2)3 standby stitch holes
(17-2-1)It is interior;
Primary coil(2), degaussing coil(3), boost voltage coil(4)Use conductor wire;Primary coil(2)It is wrapped in skeleton
(1)Left primary coil groove(15-2)And right primary coil groove(15-6)It is interior, primary coil(2)Initiating terminal and clearing end difference
With left stitch connecting portion(17-1)2 primary coil stitch holes(17-1-1)Interior stitch(5)It is welded to connect;Degaussing coil
(3)It is wrapped in degaussing coil groove(15-4)It is interior, boost voltage coil(4)It is wrapped in boost voltage coil groove(15-1)It is interior, degaussing
Coil(3)With boost voltage coil(4)Initiating terminal or clearing end share left stitch connecting portion(17-1)Degaussing coil stitch
1 stitch in the 17-1-2 of hole(5), so that degaussing coil(3)With boost voltage coil(4)Initiating terminal or clearing end and left pin
Pin connecting portion(17-1)Degaussing coil stitch hole 17-1-2 in same 1 stitch(5)It is welded to connect, degaussing coil(3)With it is auxiliary
Help potential winding(4)The other end respectively with left stitch connecting portion(17-1)Remaining 2 degaussing coil stitch hole 17-1-2
Interior stitch(5)It is welded to connect;Primary coil(2), degaussing coil(3)With boost voltage coil(4)Cross-contact position it is equal
Insulation processing;
The magnetic core(6)Quantity be 2, magnetic core(6)Make paint-dipping process processing, magnetic core(6)Head shape and skeleton(1)
Left or right shape correspondence, magnetic core(6)Core shape and skeleton(1)Magnetic loop hole(11-1)Correspondence;2 magnetic
Core(6)Respectively from skeleton(1)Left and right ends magnetic loop hole is inserted by its core(11-1)In until 2 magnetic cores(6)Head
It is respectively embedded into skeleton(1)Left side and right side in so that magnetic core(6)It is spacing up and down to be arranged on skeleton(1)On, and form magnetic
Loop;2 magnetic cores(6)By using fixed adhesive plaster from circumferential(8)Wind and be fixedly connected, so that by magnetic core(6)Left and right is spacing
Installed in skeleton(1)On;
The circle of quantity 1 to 8 of secondary coil 8, per circle secondary coil(7)Including 1 to 3 inductor loop conductor(71);Inductor loop
Conductor(71)Entirety is inverted U shape, and is made of copper material or aluminum core copper wire or aluminum, and the copper material is preferably purple using electric conductivity
Copper, inductor loop conductor(71)Circular in cross-section or kidney ellipsoid, its area of section be 0.5 to 10mm2;Inverted U-shaped inductance
Return conductors(71)With 2 connection ends;Inductor loop conductor(71)2 connection ends at openings of sizes and left secondary coil
Groove(15-3)Correspondence, inductor loop conductor(71)Height and left primary coil groove(15-2)Height correspondence;2 circle secondary coils
(7)It is separately positioned on left secondary wire ring recess(15-3)With right secondary wire ring recess(15-5)It is interior, all inductor loop conductors(71)Point
It is not open by it through skeleton(1)Principal part(11)Afterwards left secondary wire ring recess is stretched out by its 2 connection ends(15-3)Or right secondary
Coil groove(15-5), inductor loop conductor(71)Connection end be secondary coil(7)Initiating terminal and clearing end.
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CN201710474587.3A CN107221418B (en) | 2015-03-04 | 2015-03-04 | Switch transformer |
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CN201510096673.6A CN104681253B (en) | 2015-03-04 | 2015-03-04 | Switch transformer and Switching Power Supply |
CN201710474587.3A CN107221418B (en) | 2015-03-04 | 2015-03-04 | Switch transformer |
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CN201710474587.3A Active CN107221418B (en) | 2015-03-04 | 2015-03-04 | Switch transformer |
CN201710474881.4A Active CN107221419B (en) | 2015-03-04 | 2015-03-04 | The skeleton and Switching Power Supply of switch transformer |
CN201710474385.9A Active CN107481838B (en) | 2015-03-04 | 2015-03-04 | Switch transformer assembly with primary coil and switch power supply |
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CN201710474385.9A Active CN107481838B (en) | 2015-03-04 | 2015-03-04 | Switch transformer assembly with primary coil and switch power supply |
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CN107452485A (en) * | 2017-09-08 | 2017-12-08 | 天宝电子(惠州)有限公司 | A kind of assembly type transformer |
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- 2015-03-04 CN CN201510096673.6A patent/CN104681253B/en not_active Expired - Fee Related
- 2015-03-04 CN CN201710474587.3A patent/CN107221418B/en active Active
- 2015-03-04 CN CN201710474881.4A patent/CN107221419B/en active Active
- 2015-03-04 CN CN201710474385.9A patent/CN107481838B/en active Active
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Also Published As
Publication number | Publication date |
---|---|
CN107221419B (en) | 2019-03-19 |
CN107221418B (en) | 2019-03-19 |
CN107481838B (en) | 2020-05-01 |
CN107481838A (en) | 2017-12-15 |
CN107221419A (en) | 2017-09-29 |
CN104681253A (en) | 2015-06-03 |
CN104681253B (en) | 2017-06-13 |
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