CN108711484A - A kind of variable inductor - Google Patents
A kind of variable inductor Download PDFInfo
- Publication number
- CN108711484A CN108711484A CN201810578901.7A CN201810578901A CN108711484A CN 108711484 A CN108711484 A CN 108711484A CN 201810578901 A CN201810578901 A CN 201810578901A CN 108711484 A CN108711484 A CN 108711484A
- Authority
- CN
- China
- Prior art keywords
- cavity
- screw
- magnetic core
- contact block
- slide guide
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/12—Variable inductances or transformers of the signal type discontinuously variable, e.g. tapped
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a kind of variable inductors, including inductance frame and the front and back straight slot communicated is set in the inductance frame, equipped with shielding case that is symmetrical and extending up and down in the straight slot, the first cavity extended up and down is equipped in the shielding case, the column type magnetic core extended up and down is equipped in first cavity, winding is equipped with copper wire on the magnetic core, the magnetic core top is equipped with the threaded hole of opening upwards, it is communicated above first cavity equipped with the groove that Open Side Down, the first logical spool is equipped on the right side of the groove, the logical spool is equipped with the first contact block far from described groove one end, screw is equipped with above the magnetic core, the screw runs through the inductance frame upper wall.
Description
Technical field
The present invention relates to inductors technique field, specifically a kind of variable inductor.
Background technology
Inductor is as a kind of important electrical equipment, using relatively broad, no matter in life or work, he
It is always maintained at more at a distance from us, with the development of science and technology, electronic industry is also quickly improving, so inductance
Device also should gradually show diversification, could can meet the needs of social, most of existing inductor knot
Structure is single, does not have adjustability, and for defect described above, this device efficiently solves the problems, such as this.
Invention content
Technical problem to be solved by the invention is to provide a kind of variable inductors, can solve above-mentioned show in the art
The problem of.
The present invention is achieved through the following technical solutions：The present invention a kind of variable inductor, including inductance frame with
And the front and back straight slot communicated is set in the inductance frame, it is characterised in that：Symmetrical and upper and lower extension is equipped in the straight slot
Shielding case, the first cavity extended up and down is equipped in the shielding case, the column type extended up and down is equipped in first cavity
Magnetic core, on the magnetic core winding be equipped with copper wire, the magnetic core top is equipped with the threaded hole of opening upwards, above first cavity
It communicates equipped with the groove that Open Side Down, the groove right side is equipped with the first logical spool, and the logical spool is far from described groove one end
Equipped with the first contact block, screw is equipped with above the magnetic core, the screw runs through the inductance frame upper wall, and screw-thread fit therewith
Connection, the screw bottom end stretch into first cavity, and bottom end is equipped with threaded post, the threaded post and the spiral shell
Pit screw thread is connected, and the screw is equipped with lock-bit circle, and the lock-bit circle is fixedly connected with the copper wire, the magnetic core bottom
Portion is equipped with the second logical spool, and the logical spool is equipped with the second contact block, the second channel pipe lower section far from described magnetic core one end
Equipped with the second cavity that left and right extends, runs through in second cavity and be equipped with the insulating bar that left and right extends, described insulating bar or so
The inductance frame is stretched at both ends, and equipped with empire silk, second cavity is interior through equipped with left and right extension for winding on the insulating bar
Slide guide bar, stretch into the inductance frame at left and right sides of the slide guide bar and right end end be equipped with third contact block, the third connects
Contact block bottom is fixedly connected with the pin extended up and down, and adjusting slider is slidably connected on the slide guide bar, and the adjusting is slided
Block top apex and the empire silk sliding contact, the second cavity right side are equipped with left and right extension and opening separate described second
The third cavity of cavity one end, the interior guide runner for being equipped with left and right and extending of the third cavity, the guide runner sliding connection
There is the slide guide column that left and right extends, the slide guide column, which is equipped with, is uniformly distributed resistance bolck, and the resistance bolck is equipped with symmetrical connect
Ball is touched, inner wall is interior equipped with symmetrical contact hole on rear side of the third cavity, and the third cavity left side is equipped with fixed resistance, institute
It states third cavity bottom and is equipped with the 4th contact block.
Preferably technical solution, the screw left side are equipped with inductance registration table, LED indication are equipped on the right side of the screw
Lamp.
Preferably technical solution, both sides are equipped with symmetrical resistance value dial to the third cavity up and down.
The beneficial effects of the invention are as follows：It, can since both sides are equipped with symmetrical resistance value dial above and below the third cavity
According to shown numerical value regulation resistance, keep the device easy to operation.
It is equipped with inductance registration table on the left of the screw, LED light is equipped on the right side of the screw.Convenient for excluding event in time
Barrier.
When the device of the invention is in use state, the pin is connect with the external circuit board, the pin and described the
Four contact blocks are fixedly connected, and conducting wire connects the 4th contact block, the fixed resistance, the contact hole and described first
Contact block links together, on the magnetic core winding be equipped with copper wire, the magnetic core top is equipped with the threaded hole of opening upwards, described the
It is communicated above one cavity equipped with the groove that Open Side Down, the groove right side is equipped with the first logical spool, and the logical spool is far from institute
State groove one end pushes the slide guide column that its described contact ball is made to be contacted with described equipped with the first contact block if capacitance need to be adjusted
Hole coincide, and resistance bolck and is connected to circuit at this time, can be determining according to required capacitance size and be connected to the number of resistance bolck described in circuit
Mesh becomes smaller to make it be passed through circuit resistance value, and to increase capacitance, the magnetic core bottom is equipped with the second logical spool, described logical
Spool is equipped with the second contact block far from described magnetic core one end, and the second cavity that left and right extends is equipped with below the second channel pipe,
Through the insulating bar for being equipped with left and right extension in second cavity, the inductance frame is stretched into the insulating bar left and right ends, described
Winding is equipped with empire silk on insulating bar, runs through in second cavity and is equipped with the slide guide bar that left and right extends, described slide guide bar or so
The inductance frame is stretched into both sides and right end end is equipped with third contact block, and third contact block bottom is fixedly connected with downward
The pin stretched, at this time the adjusting slider be located on the left of the slide guide bar, if required, the adjusting slider can be pushed to move right
It is dynamic, so that it is passed through circuitous resistance resistance value and becomes larger, it, can be described in turn if it is big to adjust resistance value insufficient amplitude to reduce capacitance
Screw, the screw runs through the inductance frame upper wall, and screw-thread fit connects therewith, and the screw bottom end stretches into described the
One cavity, bottom end are equipped with threaded post, and the threaded post is connect with the threaded hole screw-thread fit, and the screw is equipped with
Lock-bit circle, the lock-bit circle are fixedly connected with the copper wire, can significantly be adjusted to capacitor at this time, to make its device
With adjustability.
Description of the drawings
The present invention is described in detail by following specific embodiment and attached drawing for ease of explanation,.
Fig. 1 is overall structure diagram inside a kind of variable inductor original state of the present invention；
Fig. 2 is a kind of variable inductor working condition internal structure schematic diagram of the present invention；
Fig. 3 is structural schematic diagram shown in Figure 1A.
Specific implementation mode
As shown in Figure 1, Figure 2 and Figure 3, a kind of variable inductor of the invention, including inductance frame 101 and setting are described
The front and back straight slot 103 communicated in inductance frame 101, the straight slot 103 are interior equipped with shielding case 105 that is symmetrical and extending up and down, institute
The first cavity 104 for being equipped in shielding case 105 and extending up and down is stated, the column type magnetic extended up and down is equipped in first cavity 104
Core 106, on the magnetic core 106 winding be equipped with copper wire 107,106 top of the magnetic core is equipped with the threaded hole 127 of opening upwards, institute
104 top of the first cavity to be stated to communicate equipped with the groove 131 that Open Side Down, 131 right side of the groove is equipped with the first logical spool 126,
The logical spool 126 is equipped with the first contact block 125 far from 131 one end of the groove, and 106 top of the magnetic core is equipped with screw 133,
The screw 133 runs through 101 upper wall of inductance frame, and screw-thread fit connects therewith, and 133 bottom end of the screw stretches into institute
The first cavity 104 is stated, bottom end is equipped with threaded post 134, and the threaded post 134 connects with 127 screw-thread fit of the threaded hole
It connects, the screw 103 is equipped with lock-bit circle 130, and the lock-bit circle 130 is fixedly connected with the copper wire 107, the magnetic core 106
Bottom is equipped with the second logical spool 108, and the logical spool 108 is equipped with the second contact block 109 far from 106 one end of the magnetic core, described
The second cavity 110 that 108 lower section of second channel pipe extends equipped with left and right, second cavity 110 is interior to be extended through equipped with left and right
Insulating bar 112,112 left and right ends of the insulating bar stretch into the inductance frame 101, on the insulating bar 112 winding be equipped with exhausted
Periphysis 111, second cavity 110 is interior to be stretched at left and right sides of the slide guide bar 114 for being equipped with left and right extension, the slide guide bar 114
Enter the inductance frame 101 and right end end is equipped with third contact block 135,135 bottom of third contact block is fixedly connected with
The pin 115 of lower extension is slidably connected adjusting slider 113,113 top point of the adjusting slider on the slide guide bar 114
End and 111 sliding contact of the empire silk, second cavity, 110 right side extends equipped with left and right and opening is far from second sky
The third cavity 122 of 110 one end of chamber, the interior guide runner 121 for being equipped with left and right and extending of the third cavity 122, the guide runner 121
It is slidably connected with the slide guide column 120 that left and right extends, the slide guide column 120 is equipped with and is uniformly distributed resistance bolck 124, the electricity
Stop block 124 is equipped with symmetrical contact ball 117, and symmetrical contact hole is equipped in 122 rear side inner wall of the third cavity
132,122 left side of the third cavity is equipped with fixed resistance 116, and 122 bottom of third cavity is equipped with the 4th contact block 123.
Valuably, 133 left side of the screw is equipped with inductance registration table 102, and 133 right side of the screw is equipped with LED light
129。
Valuably, about 122 both sides of the third cavity are equipped with symmetrical resistance value dial 118.
When unused, the pin 115 disconnects the equipment of the present invention with external, and the pin 115 connects with the described 4th
Contact block 123 is fixedly connected, and conducting wire is by the 4th contact block 123, the fixed resistance 116, the contact hole 132 and institute
It states the first contact block 125 to link together, is wound on the magnetic core 106 and be equipped with copper wire 107,106 top of the magnetic core is equipped with and opens
The upward threaded hole 127 of mouth, first cavity, 104 top are communicated equipped with the groove 131 that Open Side Down, and the groove 131 is right
Side is equipped with the first logical spool 126, and the logical spool 126 is equipped with the first contact block 125 far from 131 one end of the groove, described to connect
It touches ball 117 to be separated from each other with the contact hole 132, in circuit and is not connected to resistance bolck 124,106 bottom of the magnetic core is equipped with
Second logical spool 108, the logical spool 108 are equipped with the second contact block 109, the second channel far from 106 one end of the magnetic core
108 lower section of pipe is equipped with the second cavity 110 of left and right extension, and second cavity 110 is interior through the insulating bar for being equipped with left and right extension
112, the inductance frame 101 is stretched into 112 left and right ends of the insulating bar, is wound on the insulating bar 112 and is equipped with empire silk 111,
In second cavity 110 electricity is stretched into through the slide guide bar 114 for being equipped with left and right extension, 114 left and right sides of the slide guide bar
Feel frame 101 and right end end and be equipped with third contact block 135,135 bottom of third contact block is fixedly connected with to be extended up and down
Pin 115, at this time the adjusting slider 113 be located at the left side of the slide guide bar 114, so that it is passed through circuitous resistance resistance value minimum.
When the device of the invention is in use state, the pin 115 is connect with the external circuit board, the pin 115 with
4th contact block 123 is fixedly connected, and for conducting wire by the 4th contact block 123, the fixed resistance 116 is described to connect
Contact hole 132 and first contact block 125 link together, and winding is equipped with copper wire 107, the magnetic core 106 on the magnetic core 106
Top is equipped with the threaded hole 127 of opening upwards, and first cavity, 104 top is communicated equipped with the groove 131 that Open Side Down, described
131 right side of groove is equipped with the first logical spool 126, and the logical spool 126 is equipped with the first contact block far from 131 one end of the groove
125, if capacitance need to be adjusted, push the slide guide column 120 that its described contact ball 117 is made to coincide with the contact hole 132, it is electric at this time
Stop block 124 is simultaneously connected to circuit, can number determining according to required capacitance size and being connected to resistance bolck 124 described in circuit, to
Make it be passed through circuit resistance value to become smaller, to increase capacitance, 106 bottom of the magnetic core is equipped with the second logical spool 108, the logical line
Pipe 108 is equipped with the second contact block 109 far from 106 one end of the magnetic core, and 108 lower section of the second channel pipe is equipped with what left and right extended
Second cavity 110, second cavity 110 are interior through the insulating bar 112 for being equipped with left and right extension, the insulating bar 112 or so two
The inductance frame 101 is stretched at end, is wound on the insulating bar 112 and is equipped with empire silk 111, runs through in second cavity 110 and sets
There is a slide guide bar 114 that left and right extends, the inductance frame 101 is stretched into the left and right sides of the slide guide bar 114 and right end end is equipped with the
Three contact blocks 135,135 bottom of third contact block are fixedly connected with the pin 115 extended up and down, at this time the adjusting slider
113 are located at 114 left side of the slide guide bar, if required, the adjusting slider 113 can be pushed to move right, it is made to be passed through circuit
Resistance becomes larger, to reduce capacitance, if it is big to adjust resistance value insufficient amplitude, can 133 screws described in turn, the screw
133 run through 101 upper wall of inductance frame, and screw-thread fit connects therewith, and it is empty that 133 bottom end of the screw stretches into described first
Chamber 104, bottom end are equipped with threaded post 134, and the threaded post 134 is connect with 127 screw-thread fit of the threaded hole, the spiral shell
Nail 103 is equipped with lock-bit circle 130, and the lock-bit circle 130 is fixedly connected with the copper wire 107, can significantly be adjusted at this time.
The beneficial effects of the invention are as follows：It, can since both sides are equipped with symmetrical resistance value dial above and below the third cavity
According to shown numerical value regulation resistance, keep the device easy to operation.
It is equipped with inductance registration table on the left of the screw, LED light is equipped on the right side of the screw.Convenient for excluding event in time
Barrier.
When the device of the invention is in use state, the pin is connect with the external circuit board, the pin and described the
Four contact blocks are fixedly connected, and conducting wire connects the 4th contact block, the fixed resistance, the contact hole and described first
Contact block links together, on the magnetic core winding be equipped with copper wire, the magnetic core top is equipped with the threaded hole of opening upwards, described the
It is communicated above one cavity equipped with the groove that Open Side Down, the groove right side is equipped with the first logical spool, and the logical spool is far from institute
State groove one end pushes the slide guide column that its described contact ball is made to be contacted with described equipped with the first contact block if capacitance need to be adjusted
Hole coincide, and resistance bolck and is connected to circuit at this time, can be determining according to required capacitance size and be connected to the number of resistance bolck described in circuit
Mesh becomes smaller to make it be passed through circuit resistance value, and to increase capacitance, the magnetic core bottom is equipped with the second logical spool, described logical
Spool is equipped with the second contact block far from described magnetic core one end, and the second cavity that left and right extends is equipped with below the second channel pipe,
Through the insulating bar for being equipped with left and right extension in second cavity, the inductance frame is stretched into the insulating bar left and right ends, described
Winding is equipped with empire silk on insulating bar, runs through in second cavity and is equipped with the slide guide bar that left and right extends, described slide guide bar or so
The inductance frame is stretched into both sides and right end end is equipped with third contact block, and third contact block bottom is fixedly connected with downward
The pin stretched, at this time the adjusting slider be located on the left of the slide guide bar, if required, the adjusting slider can be pushed to move right
It is dynamic, so that it is passed through circuitous resistance resistance value and becomes larger, it, can be described in turn if it is big to adjust resistance value insufficient amplitude to reduce capacitance
Screw, the screw runs through the inductance frame upper wall, and screw-thread fit connects therewith, and the screw bottom end stretches into described the
One cavity, bottom end are equipped with threaded post, and the threaded post is connect with the threaded hole screw-thread fit, and the screw is equipped with
Lock-bit circle, the lock-bit circle are fixedly connected with the copper wire, can significantly be adjusted to capacitor at this time, to make its device
With adjustability.
The device structure of the present invention is simple, delicate structure, and by the way that resistance value dial is arranged, adjustable resistor resistance value makes this
Device is easy to operation, and inductance registration table is separately equipped on the left of screw, and screw right side is equipped with LED light, convenient for excluding event in time
Barrier, is additionally provided with slide construction and adjusting nut in the apparatus, so that the device has adjustability.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (3)
1. a kind of variable inductor, including inductance frame and the front and back straight slot communicated is set in the inductance frame, feature exists
In：Equipped with shielding case that is symmetrical and extending up and down in the straight slot, the shielding case is interior to be equipped with the first cavity extended up and down,
The column type magnetic core extended up and down is equipped in first cavity, equipped with copper wire, the magnetic core top is equipped with for winding on the magnetic core
The threaded hole of opening upwards, the first cavity top are communicated equipped with the groove that Open Side Down, and the groove right side is equipped with first
Logical spool, the logical spool are equipped with the first contact block far from described groove one end, screw, the screw are equipped with above the magnetic core
Through the inductance frame upper wall, and screw-thread fit connects therewith, and the screw bottom end stretches into first cavity, bottom
End is equipped with threaded post, and the threaded post is connect with the threaded hole screw-thread fit, and the screw is equipped with lock-bit circle, the lock
Position circle is fixedly connected with the copper wire, and the magnetic core bottom is equipped with the second logical spool, and the logical spool is far from described magnetic core one end
Equipped with the second contact block, the second channel pipe lower section is equipped with the second cavity that left and right extends, and runs through in second cavity and sets
There are the insulating bar that left and right extends, the insulating bar left and right ends to stretch into the inductance frame, winding is equipped with insulation on the insulating bar
Silk, stretch at left and right sides of the slide guide bar for being equipped with left and right and extending, the slide guide bar in second cavity inductance frame and
Right end end is equipped with third contact block, and third contact block bottom is fixedly connected with the pin extended up and down, the slide guide bar
Upper sliding connection adjusting slider, the adjusting slider top apex and the empire silk sliding contact, second cavity
Right side extends equipped with left and right and third cavity of the opening far from second cavity one end, and the interior left and right that is equipped with of the third cavity is prolonged
The guide runner stretched, the guide runner are slidably connected with the slide guide column that left and right extends, and the slide guide column is equipped with and is uniformly distributed
Resistance bolck, the resistance bolck are equipped with symmetrical contact ball, and inner wall is interior equipped with symmetrical contact on rear side of the third cavity
Hole, the third cavity left side are equipped with fixed resistance, and the third cavity bottom is equipped with the 4th contact block.
2. a kind of variable inductor according to claim 1, it is characterised in that：Inductance registration is equipped on the left of the screw
Table, the screw right side are equipped with LED light.
3. a kind of variable inductor according to claim 1, it is characterised in that both sides are equipped with phase to the third cavity up and down
Symmetrical resistance value dial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810578901.7A CN108711484A (en) | 2018-06-07 | 2018-06-07 | A kind of variable inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810578901.7A CN108711484A (en) | 2018-06-07 | 2018-06-07 | A kind of variable inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108711484A true CN108711484A (en) | 2018-10-26 |
Family
ID=63871283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810578901.7A Withdrawn CN108711484A (en) | 2018-06-07 | 2018-06-07 | A kind of variable inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108711484A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730959A (en) * | 2020-12-25 | 2021-04-30 | 意美旭智芯能源科技有限公司 | Over-current detection circuit of buck conversion circuit controller |
-
2018
- 2018-06-07 CN CN201810578901.7A patent/CN108711484A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730959A (en) * | 2020-12-25 | 2021-04-30 | 意美旭智芯能源科技有限公司 | Over-current detection circuit of buck conversion circuit controller |
| CN112730959B (en) * | 2020-12-25 | 2024-04-02 | 意美旭智芯能源科技有限公司 | Overcurrent detection circuit of buck conversion circuit controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181026 |
|
| WW01 | Invention patent application withdrawn after publication |