CN216773225U - Fixing device for frequency modulator chip - Google Patents
Fixing device for frequency modulator chip Download PDFInfo
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- CN216773225U CN216773225U CN202122910100.6U CN202122910100U CN216773225U CN 216773225 U CN216773225 U CN 216773225U CN 202122910100 U CN202122910100 U CN 202122910100U CN 216773225 U CN216773225 U CN 216773225U
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Abstract
The utility model provides a fixing device for a frequency modulator chip, which belongs to the field of chip fixing, wherein a fixing piece is arranged in a mounting groove and used for fixing the chip in the mounting groove, a mounting seat comprises a bottom plate and supporting tables arranged at two sides of the bottom plate, the bottom plate is used for supporting the chip, the supporting tables are used for supporting pins of the chip, the fixing piece comprises a plurality of locking blocks and springs connected with the locking blocks, the supporting tables are provided with openings for the locking blocks to penetrate through, a moving cavity communicated with the openings is arranged in the supporting tables, the springs are positioned in the moving cavity, one ends of the locking blocks are connected with the springs, the other ends of the locking blocks are used for being inserted into gaps between adjacent pins, the other ends of the locking blocks are provided with inclined planes for the pins to push the locking blocks to move towards the moving cavity, the supporting tables are provided with unlocking frames, the unlocking frames are used for people to press down to enable the other ends of the locking blocks to move into the moving cavity, the support table is also provided with a plurality of elastic metal sheets which are used for being in contact with the pins, and the elastic metal sheets are electrically connected with the circuit board.
Description
Technical Field
The utility model belongs to the field of chip fixing, and particularly relates to a fixing device for a frequency modulator chip.
Background
The frequency modulator is widely used in electronic equipment such as frequency modulation broadcasting, television accompanying sound, microwave communication, phase locking circuits, frequency scanners and the like. And a frequency modulator chip and other electronic components are mounted on the integrated circuit board in the frequency modulator. The fm chip is generally soldered to the circuit board by pins, so that the chip is fixed to the circuit board and the pins are electrically connected to the circuit board. However, if the chip is damaged, the chip is very inconvenient to replace.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving the above problems in the prior art and providing a fixing device for a chip of a frequency modulator.
The purpose of the utility model can be realized by the following technical scheme: a fixing device for a chip of a frequency modulator comprises a mounting seat fixedly connected to a circuit board, wherein the mounting seat is provided with a mounting groove for the chip to be inserted, a fixing part is arranged in the mounting groove and used for fixing the chip in the mounting groove, the mounting seat comprises a bottom plate and supporting tables arranged on two sides of the bottom plate, the bottom plate is used for supporting the chip, the supporting tables are used for supporting pins of the chip, the fixing part comprises a plurality of locking blocks and springs connected with the locking blocks, the supporting tables are provided with holes for the locking blocks to penetrate through, a moving cavity communicated with the holes is arranged in the supporting tables, the springs are located in the moving cavity, one ends of the locking blocks are connected with the springs, the other ends of the locking blocks are used for being inserted into gaps between adjacent pins, and inclined planes for the pins to push the locking blocks to move in the moving cavity are arranged at the other ends of the locking blocks, after the chip is inserted into the mounting groove, the locking block is positioned between the adjacent pins;
the supporting table is provided with an unlocking frame, the unlocking frame is used for enabling a person to press downwards so that the other end of the locking block moves into the moving cavity, the supporting table is further provided with a plurality of elastic metal sheets which are used for being in contact with the pins, and the elastic metal sheets are electrically connected with the circuit board.
The working principle of the utility model is as follows: when installing the chip, insert the chip in the mounting groove, the chip is arranged in the bottom plate and removes to the mounting groove, the pin of chip is arranged in the brace table and removes to the mounting groove, at the in-process that the chip removed to the mounting groove, the pin and the inclined plane contact of chip, promote the locking piece and remove to removing the intracavity, make the spring compression, insert the back in the mounting groove completely with the chip, the locking piece is located between the adjacent pin, under the effect of spring resilience force, the other end automatic insertion of locking piece is in the space between adjacent pin, because the restriction of the other end of locking piece to the chip pin, the chip can not be extracted from the mounting groove this moment, thereby fix the chip in the mounting groove. After the chip is fixed in the mounting groove, the pins of the chip are in contact with the elastic metal sheet on the supporting table, and the pins of the chip are electrically connected with the circuit board through the elastic metal sheet.
When the chip needs to be pulled out, the unlocking frame is pressed, so that the locking block moves towards the moving cavity until the other end of the locking block moves into the moving cavity, the limitation of the other end of the locking block on the pin of the chip is removed, and then the chip is pulled out.
The utility model is convenient to disassemble and assemble.
In the fixing device for the frequency modulator chip, the mounting base comprises a top plate, and the top plate and the bottom plate are both provided with notches for people to pull out the chip.
In the fixing device for the frequency modulator chip, the number of the unlocking frames is two, and the locking blocks located on the same side are unlocked through one unlocking frame.
In the fixing device that foretell frequency modulator chip was used, the unblock frame includes the first body of rod, the second body of rod, the third body of rod and the fourth body of rod, connect through the first body of rod between the locking piece, connect through the third body of rod and fourth rod between the first body of rod and the second body of rod, the third body of rod is located the front side of mounting groove, the fourth rod is located the rear side of mounting groove, the groove of stepping down has been seted up to the third body of rod, the groove of stepping down is used for the pin mutual noninterference of the third body of rod and chip.
In the fixing device for the frequency modulator chip, the mounting base further comprises a first side plate located on two sides of the top plate and a second side plate located on the rear side of the mounting groove, the second side plate is provided with a first opening communicated with the moving cavity, the supporting table is provided with a second opening communicated with the moving cavity, the first rod body penetrates through the moving cavity, two ends of the first rod body penetrate out of the first opening and the second opening respectively, and the first rod body can move up and down along the first opening and the second opening.
In the fixing device for the frequency modulator chip, the elastic metal sheet is an arc-shaped sheet, one end of the arc-shaped sheet faces the front side of the mounting groove, and the other end of the arc-shaped sheet faces the rear side of the mounting groove.
Compared with the prior art, the utility model is convenient to disassemble and assemble.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the mount of the present invention;
FIG. 3 is a schematic view of a support stage according to the present invention;
FIG. 4 is a schematic view of the structure of the elastic metal sheet of the present invention;
FIG. 5 is a schematic view of a first opening according to the present invention;
FIG. 6 is a cross-sectional view of a support stage according to the present invention.
In the figure, 2, a mounting seat; 3. mounting grooves; 4. a fixing member; 5. a base plate; 6. a support table; 7. a locking block; 8. a spring; 9. opening a hole; 10. a moving chamber; 11. a bevel; 12. an unlocking frame; 13. a resilient metal sheet; 14. a top plate; 15. a notch; 16. a first rod body; 17. a second rod body; 18. a third rod body; 19. a fourth rod body; 20. a yielding groove; 21. a first side plate; 22. a second side plate; 23. a first opening; 24. a second opening; 25. a chip; 26. and (7) a pin.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, a fixing device for a chip of a frequency modulator comprises a mounting base 2 fixedly connected to a circuit board, the mounting base 2 is provided with a mounting groove 3 for inserting a chip 25, a fixing member 4 is arranged in the mounting groove 3, the fixing member 4 is used for fixing the chip 25 in the mounting groove 3, the mounting base 2 comprises a bottom plate 5 and supporting tables 6 arranged at two sides of the bottom plate 5, the bottom plate 5 is used for supporting the chip 25, the supporting tables 6 are used for supporting pins 26 of the chip 25, the fixing member 4 comprises a plurality of locking blocks 7 and springs 8 connected with the locking blocks 7, the supporting tables 6 are provided with openings 9 for the penetration of the locking blocks 7, a moving cavity 10 communicated with the openings 9 is arranged in the supporting tables 6, the springs 8 are arranged in the moving cavity 10, one end of the locking blocks 7 is connected with the springs 8, the other end of the locking blocks 7 is used for being inserted into gaps between adjacent pins 26, the other end of the locking block 7 is provided with an inclined plane 11 for the pins 26 to push the locking block 7 to move towards the moving cavity 10, and after the chip 25 is inserted into the mounting groove 3, the locking block 7 is positioned between the adjacent pins 26;
the supporting table 6 is provided with an unlocking frame 12, the unlocking frame 12 is used for enabling a person to press downwards to enable the other end of the locking block 7 to move into the moving cavity 10, the supporting table 6 is further provided with a plurality of elastic metal sheets 13 used for being in contact with the pins 26, and the elastic metal sheets 13 are electrically connected with the circuit board.
The inclined surface 11 is arranged so that during the insertion of the chip 25 into the mounting slot 3, the pins 26 of the chip 25 push the lock block 7 to move into the moving cavity 10. After chip 25 inserted mounting groove 3, locking piece 7 under the effect of spring 8 resilience force, inserted the space between adjacent pin 26 automatically, so this setting only need insert mounting groove 3 with chip 25, can realize chip 25's fixed.
In further detail, the mounting seat 2 comprises a top plate 14, and the top plate 14 and the bottom plate 5 are both provided with notches 15 for people to pull out the chip 25. The notch 15 is provided to facilitate the removal of the chip 25 by a person.
In further detail, the number of the unlocking frames 12 is two, and the locking blocks 7 located on the same side are unlocked by one unlocking frame 12.
In further detail, the unlocking frame 12 comprises a first rod body 16, a second rod body 17, a third rod body 18 and a fourth rod body 19, the locking block 7 is connected through the first rod body 16, the first rod body 16 and the second rod body 17 are connected through the third rod body 18 and the fourth rod body 19, the third rod body 18 is located on the front side of the mounting groove 3, the fourth rod body 19 is located on the rear side of the mounting groove 3, the third rod body 18 is provided with a abdicating groove 20, and the abdicating groove 20 is used for preventing pins 26 of the third rod body 18 and the chip 25 from interfering with each other. The mounting seat 2 further comprises a first side plate 21 located on two sides of the top plate 14 and a second side plate 22 located on the rear side of the mounting groove 3, the second side plate 22 is provided with a first opening 23 communicated with the moving cavity 10, the supporting table 6 is provided with a second opening 24 communicated with the moving cavity 10, the first rod body 16 penetrates through the moving cavity 10, two ends of the first rod body 16 penetrate out of the first opening 23 and the second opening 24 respectively, and the first rod body 16 can move up and down along the first opening 23 and the second opening 24.
The first rod 16 passes through the moving chamber 10, two ends of the first rod 16 respectively pass through the first opening 23 and the second opening 24, and two ends of the first rod 16 are connected with the second rod 17 through the third rod 18 and the fourth rod 19. The second rod body 17, the third rod body 18 and the fourth rod body 19 are positioned outside the mounting groove 3, and the whole unlocking frame 12 moves downwards by pressing the second rod body 17, so that the locking block 7 is driven to move towards the moving cavity 10. The length of the first opening 23 and the second opening 24 limits the distance of movement of the first rod 16. After the chip 25 is inserted into the mounting groove 3, when the first rod 16 is located at the top of the first opening 23 and the second opening 24, the locking piece 7 is inserted between the adjacent pins 26, and when the first rod 16 is located at the bottom of the first opening 23 and the second opening 24, the other end of the locking piece 7 with the inclined surface 11 is located in the moving cavity 10.
In this embodiment, the chip 25 is inserted into the mounting groove 3 from the front side of the mounting groove 3. When the chip 25 is inserted, the recess 20 is formed so that the third rod 18 does not interfere with the insertion of the chip 25.
In further detail, the elastic metal piece 13 is an arc-shaped piece, one end of the arc-shaped piece faces the front side of the mounting groove 3, and the other end of the arc-shaped piece faces the rear side of the mounting groove 3, as shown in fig. 4. The purpose of this arrangement is so that the elastic metal piece 13 does not interfere with the insertion and extraction of the chip 25.
The elastic metal sheet 13 has elasticity, and when the pins 26 are pressed on the elastic metal sheet 13, the elastic metal sheet 13 can be deformed, and the pins 26 and the elastic metal sheet 13 are fully contacted by the elastic force of the elastic metal sheet.
One end of the elastic metal piece 13 is electrically connected to the circuit board through a wire embedded in the support base 6. The elastic metal pieces 13 correspond to the leads 26 of the chip 25 one by one.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. A fixing device for a frequency modulator chip is characterized by comprising a mounting seat (2) fixedly connected to a circuit board, wherein the mounting seat (2) is provided with a mounting groove (3) for inserting a chip (25), a fixing piece (4) is arranged in the mounting groove (3), the fixing piece (4) is used for fixing the chip (25) in the mounting groove (3), the mounting seat (2) comprises a bottom plate (5) and supporting tables (6) arranged on two sides of the bottom plate (5), the bottom plate (5) is used for supporting the chip (25), the supporting tables (6) are used for supporting pins (26) of the chip (25), the fixing piece (4) comprises a plurality of locking blocks (7) and springs (8) connected with the locking blocks (7), the supporting tables (6) are provided with holes (9) for the locking blocks (7) to penetrate through, a moving cavity (10) communicated with the holes (9) is arranged in the supporting tables (6), the spring (8) is positioned in the moving cavity (10), one end of the locking block (7) is connected with the spring (8), the other end of the locking block (7) is used for being inserted into a gap between adjacent pins (26), the other end of the locking block (7) is provided with an inclined plane (11) for the pins (26) to push the locking block (7) to move towards the moving cavity (10), and when the chip (25) is inserted into the mounting groove (3), the locking block (7) is positioned between the adjacent pins (26);
the supporting table (6) is provided with an unlocking frame (12), the unlocking frame (12) is used for a person to press down to enable the other end of the locking block (7) to move into the moving cavity (10), a plurality of elastic metal sheets (13) used for being in contact with the pins (26) are further arranged on the supporting table (6), and the elastic metal sheets (13) are electrically connected with the circuit board.
2. A frequency modulator chip mounting device according to claim 1, characterized in that the mounting base (2) comprises a top plate (14), and the top plate (14) and the bottom plate (5) are each provided with a notch (15) for a person to pull out the chip (25).
3. A fm chip fixing device according to claim 1, characterized in that the number of said unlocking brackets (12) is two, and the locking pieces (7) located on the same side are unlocked by one unlocking bracket (12).
4. A fixing device for a frequency modulator chip according to claim 1, wherein the unlocking frame (12) comprises a first rod (16), a second rod (17), a third rod (18) and a fourth rod (19), the locking blocks (7) are connected with each other through the first rod (16), the first rod (16) and the second rod (17) are connected with each other through the third rod (18) and the fourth rod (19), the third rod (18) is located at the front side of the mounting groove (3), the fourth rod (19) is located at the rear side of the mounting groove (3), the third rod (18) is provided with a yielding groove (20), and the yielding groove (20) is used for preventing the pins (26) of the third rod (18) and the chip (25) from interfering with each other.
5. A fixing device for a frequency modulator chip according to claim 4, wherein the mounting base (2) further comprises a first side plate (21) located at two sides of the top plate (14) and a second side plate (22) located at the rear side of the mounting groove (3), the second side plate (22) is provided with a first opening (23) communicated with the moving cavity (10), the supporting platform (6) is provided with a second opening (24) communicated with the moving cavity (10), the first rod body (16) passes through the moving cavity (10), two ends of the first rod body (16) respectively pass through the first opening (23) and the second opening (24), and the first rod body (16) can move up and down along the first opening (23) and the second opening (24).
6. A frequency modulator chip mounting apparatus as claimed in claim 1, wherein said resilient metal plate (13) is a curved plate, one end of said curved plate facing the front side of the mounting slot (3) and the other end of said curved plate facing the rear side of the mounting slot (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122910100.6U CN216773225U (en) | 2021-11-25 | 2021-11-25 | Fixing device for frequency modulator chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122910100.6U CN216773225U (en) | 2021-11-25 | 2021-11-25 | Fixing device for frequency modulator chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216773225U true CN216773225U (en) | 2022-06-17 |
Family
ID=81963129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122910100.6U Active CN216773225U (en) | 2021-11-25 | 2021-11-25 | Fixing device for frequency modulator chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216773225U (en) |
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2021
- 2021-11-25 CN CN202122910100.6U patent/CN216773225U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230419 Address after: Unit 202, No. 31 Xiangyue Road, Xiang'an Industrial Zone, Xiamen Torch High tech Zone, Xiamen, Fujian Province, 361000 Patentee after: XIAMEN SEEBEST TECHNOLOGY Co.,Ltd. Address before: Room 215-01, No. 2889 Xiang'an East Road, Xindian Street, Xiang'an District, Xiamen City, Fujian Province, 361000 Patentee before: Jiale Technology Co.,Ltd. |