CN207800334U - A kind of high frequency transformer - Google Patents
A kind of high frequency transformer Download PDFInfo
- Publication number
- CN207800334U CN207800334U CN201820222120.XU CN201820222120U CN207800334U CN 207800334 U CN207800334 U CN 207800334U CN 201820222120 U CN201820222120 U CN 201820222120U CN 207800334 U CN207800334 U CN 207800334U
- Authority
- CN
- China
- Prior art keywords
- shield
- magnetic core
- bottom end
- high frequency
- deck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Coils Or Transformers For Communication (AREA)
Abstract
The utility model discloses a kind of high frequency transformers, including circuit board and magnetic core, the inner wrap of the magnetic core has coil, it is placed with shield above the deck, the left and right sides bottom end of the shield is installed with the first connector, and the outside of the shield is equipped with pressing plate, and the outer wall of the axis pin is socketed with torque spring, the bottom end of the pressing plate is installed with fixture block, and the fixture block is connected with card slot clamping.The high frequency transformer; pass through the cooperation of shield, torque spring and fixture block; shield buckles deck; the elastic reaction of torque spring makes fixture block be caught in card slot; shield has protective effect to magnetic core and coil; when needing that magnetic core and coil are safeguarded or repaired; press the pressing plate of the left and right sides; so that fixture block is detached from deck, removes shield, magnetic core and coil are safeguarded or repaired; shield makes high frequency transformer have better protection; and shield convenient disassembly, keep maintenance and repair more convenient, extends the service life of high frequency transformer.
Description
Technical field
The utility model is related to transformer technology field, specifically a kind of high frequency transformer.
Background technology
High frequency transformer is as the most important component part of Switching Power Supply, is the important portion for carrying out energy storage and transmission
Part, with the development of power electronic technique, Switching Power Supply has been widely used by the characteristics of its high frequency in various electronics, electric appliance
Equipment, among programme-controlled exchange, communication, electric power detection device power supply and control device power supply, current high frequency transformer is usual
It is that winding is wound in frame center, magnetic core is fixed on skeleton, then superscribes insulating tape, unspecial phase in outer layer
It answers structure to protect it, so often there is phenomena such as high frequency transformer magnetic core cracking, reduces making for high frequency transformer
Use the service life.
Utility model content
Place aiming at the above shortcomings existing in the prior art, the technical problem to be solved by the present invention is to provide one kind
High frequency transformer.
The utility model technical solution used for the above purpose is：A kind of high frequency transformer, including circuit board
And magnetic core, the inner wrap of the magnetic core have coil, the left and right sides bottom end of the magnetic core to be installed with connecting plate, the company
The bottom end of fishplate bar is installed with multiple stitch, and circuit board is inserted into the bottom end of the stitch, and the magnetic core is surrounded by deck,
The bottom end of the deck is fixedly connected with circuit board, and the top of the deck is installed with baffle, is put above the deck
It is equipped with shield, the left and right sides bottom end of the shield is installed with the first connector, and the outside of the shield is equipped with pressing plate,
The second connector is installed on the inside of the pressing plate, second connector is connected by axis pin and the rotation of the first connector
It connects, the outer wall of the axis pin is socketed with torque spring, and the bottom end of the pressing plate is installed with fixture block, the left and right two of the deck
Side top is equipped with card slot, and the fixture block is connected with card slot clamping.
Spring groove is installed at the inner tip center of the shield, the inner tip of the spring groove is fixedly mounted
There are compressed spring, the inner bottom of the spring groove to be socketed with mandril, the top of the mandril is installed with snap-gauge, the top
The bottom end of bar is connected with magnetic core overlap joint.
The inner wall bottom end of the spring groove is installed with block.
The bottom end of the mandril is installed with rubber pad.
The top of the shield is equipped with venthole.
The utility model has the following advantages and advantageous effect：By the cooperation of shield, torque spring and fixture block, shield is buckled
The elastic reaction of upper blocking seat, torque spring makes fixture block be caught in card slot, and shield has protective effect to magnetic core and coil, when needing to magnetic
When core and coil are safeguarded or repaired, press the pressing plate of the left and right sides, so that fixture block is detached from deck, remove shield, to magnetic core and
Coil is safeguarded or is repaired, and shield makes high frequency transformer have better protection, and shield convenient disassembly, makes maintenance and repair
It is more convenient, increase the service life of high frequency transformer.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the fixture block structural schematic diagram of the utility model；
Fig. 3 is the core structure schematic diagram of the utility model；
Fig. 4 is the spring slot structure schematic diagram of the utility model.
In figure：1, circuit board, 2, deck, 3, shield, 4, venthole, 5, magnetic core, 6, connecting plate, 7, stitch, 8, coil,
9, pressing plate, 10, fixture block, 11, card slot, 12, baffle, the 13, first connector, the 14, second connector, 15, axis pin, 16, torsion bullet
Spring, 17, spring groove, 18, compressed spring, 19, snap-gauge, 20, mandril, 21, block, 22, rubber pad.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
As shown in Figs 1-4, the utility model provides a kind of technical solution：A kind of high frequency transformer, including circuit board 1 and magnetic
The inner wrap of core 5, magnetic core 5 has coil 8, and there are two coils 8 or more than two windings, wherein connecing the winding of power supply primary
Coil, remaining winding is secondary coil, when being connected with alternating current in primary coil, just generates exchange flux in magnetic core 5, makes
Voltage or electric current are induced in secondary coil, the left and right sides bottom end of magnetic core 5 is installed with connecting plate 6, the bottom end of connecting plate 6
Multiple stitch 7 are installed with, circuit board 1 is inserted into the bottom end of stitch 7, and scolding tin welds stitch 7, makes on stitch 7 and circuit board 1
Track connection, magnetic core 5 is surrounded by deck 2, and the bottom end of deck 2 is fixedly connected with circuit board 1, and the top of deck 2 is consolidated
Dingan County is equipped with baffle 12, and the top of deck 2 is placed with shield 3, and shield 3 has protective effect to magnetic core 5 and coil 8, avoids scraping collision
The top of damage, shield 3 is equipped with venthole 4, and venthole 4 is installed with bullet for radiating at the inner tip center of shield 3
The inner tip of spring slot 17, spring groove 17 is installed with compressed spring 18, and the coefficient of elasticity of compressed spring 18 is 10N/CM, bullet
The inner bottom of spring slot 17 is socketed with mandril 20, and the top of mandril 20 is installed with snap-gauge 19, and peace is fixed in the bottom end of mandril 20
Equipped with rubber pad 22, rubber pad 22 has cushioning effect, the bottom end of mandril 20 to be connected with the overlap joint of magnetic core 5, and mandril 20 pushes down magnetic core 5,
Compressed spring 18 can buffer the vibration generated when magnetic core 5 and the work of coil 8, extend the service life of magnetic core 5 and coil 8, bullet
The inner wall bottom end of spring slot 17 is installed with block 21, and block 21 is de- for preventing mandril 20 from being skidded off from the inside of spring groove 17
Fall, the left and right sides bottom end of shield 3 is installed with the first connector 13, and the outside of shield 3 is equipped with pressing plate 9, pressing plate 9 it is interior
Side is installed with the second connector 14, and the second connector 14 is rotatablely connected by axis pin 15 and the first connector 13, axis pin 15
Outer wall be socketed with torque spring 16, the coefficient of elasticity of torque spring 16 is 8N/CM, and the bottom end of pressing plate 9 is installed with fixture block
10, the left and right sides top of deck 2 is equipped with card slot 11, and fixture block 10 is connected with the clamping of card slot 11.
Stitch 7 is inserted into circuit board 1, is welded to stitch 7 with scolding tin, and shield 3 buckles deck 2, and the elasticity of torque spring 16 is made
With making fixture block 10 be caught in card slot 11, shield 3 has protective effect to magnetic core 5 and coil 8, when needing to tie up to magnetic core 5 and coil 8
When shield or repair, the pressing plate 9 of the left and right sides is pressed, so that fixture block 10 is detached from deck 2, removes shield 3, magnetic core 5 and coil 8 are carried out
It safeguards or repairs.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of high frequency transformer, which is characterized in that including circuit board (1) and magnetic core (5), the inner wrap of the magnetic core (5)
There are coil (8), the left and right sides bottom end of the magnetic core (5) to be installed with connecting plate (6), the bottom end of the connecting plate (6) is solid
Dingan County is equipped with multiple stitch (7), and circuit board (1) is inserted into the bottom end of the stitch (7), and the magnetic core (5) is surrounded by deck
(2), the bottom end of the deck (2) is fixedly connected with circuit board (1), and the top of the deck (2) is installed with baffle (12),
Shield (3) is placed with above the deck (2), the left and right sides bottom end of the shield (3) is installed with the first connection
The outside of part (13), the shield (3) is equipped with pressing plate (9), and the second connector is installed on the inside of the pressing plate (9)
(14), second connector (14) is rotatablely connected by axis pin (15) and the first connector (13), outside the axis pin (15)
Wall is socketed with torque spring (16), and the bottom end of the pressing plate (9) is installed with fixture block (10), the left and right two of the deck (2)
Side top is equipped with card slot (11), and the fixture block (10) is connected with card slot (11) clamping.
2. a kind of high frequency transformer according to claim 1, which is characterized in that the inner tip center of the shield (3)
Place is installed with spring groove (17), and the inner tip of the spring groove (17) is installed with compressed spring (18), the bullet
The inner bottom of spring slot (17) is socketed with mandril (20), and the top of the mandril (20) is installed with snap-gauge (19), the top
The bottom end of bar (20) is connected with magnetic core (5) overlap joint.
3. a kind of high frequency transformer according to claim 2, which is characterized in that the inner wall bottom end of the spring groove (17) is solid
Dingan County is equipped with block (21).
4. a kind of high frequency transformer according to claim 2, which is characterized in that the bottom end of the mandril (20) is fixedly mounted
There is rubber pad (22).
5. a kind of high frequency transformer according to claim 1, which is characterized in that the top of the shield (3) is equipped with ventilation
Hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222120.XU CN207800334U (en) | 2018-02-08 | 2018-02-08 | A kind of high frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222120.XU CN207800334U (en) | 2018-02-08 | 2018-02-08 | A kind of high frequency transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207800334U true CN207800334U (en) | 2018-08-31 |
Family
ID=63275942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820222120.XU Expired - Fee Related CN207800334U (en) | 2018-02-08 | 2018-02-08 | A kind of high frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207800334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460225A (en) * | 2019-09-12 | 2019-11-15 | 深圳市荣电创新技术有限公司 | A kind of LED display Switching Power Supply |
-
2018
- 2018-02-08 CN CN201820222120.XU patent/CN207800334U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110460225A (en) * | 2019-09-12 | 2019-11-15 | 深圳市荣电创新技术有限公司 | A kind of LED display Switching Power Supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20220208 |