CN216849907U

CN216849907U - Integrated circuit lead frame

Info

Publication number: CN216849907U
Application number: CN202220130424.XU
Authority: CN
Inventors: 王路广; 王孟杰
Original assignee: Ningbo Yinzhou Lumai Electronics Co ltd
Current assignee: Ningbo Yinzhou Lumai Electronics Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-06-28
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to a lead frame technical field just discloses an integrated circuit lead frame, including the frame main part, the hollow block of the equal fixedly connected with in both sides around the frame main part, the bottom laminating of hollow block is provided with first U-shaped board, the bottom fixedly connected with mounting panel of first U-shaped board, first slide opening has been seted up to the upper surface of first U-shaped board, the inner wall of first slide opening and the inner wall of hollow block all laminate and are provided with the fixed column, the fixed surface of fixed column is connected with the spacing ring. The utility model discloses a cooperation of hollow block, first U-shaped board, mounting panel, first slide opening, fixed column, spacing ring, ring channel, second slide opening, second U-shaped board, spring, connecting block and U-shaped post makes the maintenance personal when changing the frame main part that damages, can carry out the dismouting to the frame main part on the mounting panel fast to reduce the change time of frame main part.

Description

Integrated circuit lead frame

Technical Field

The utility model relates to a lead frame technical field especially relates to an integrated circuit lead frame.

Background

The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a leading-out end of an internal circuit of a chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry. At present, the integrated circuit lead frame and the mounting plate at the designated position are usually fixed by bolts, and then the integrated circuit lead frame on the mounting plate can be disassembled and assembled by using tools, so that maintenance personnel cannot quickly replace the damaged integrated circuit lead frame.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: at present, because the integrated circuit lead frame is fixed with the mounting panel of assigned position department between usually to adopt the bolt, and then need the use of tools just can carry out the dismouting to the integrated circuit lead frame on the mounting panel to lead to the maintenance personal can't change the integrated circuit lead frame that damages fast, and the integrated circuit lead frame that provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

an integrated circuit lead frame comprises a frame main body, wherein hollow blocks are fixedly connected to the front side and the rear side of the frame main body, a first U-shaped plate is arranged at the bottom of each hollow block in a laminating mode, a mounting plate is fixedly connected to the bottom of each first U-shaped plate, a first sliding hole is formed in the upper surface of each first U-shaped plate, a fixed column is arranged on the inner wall of each first sliding hole and the inner wall of each hollow block in a laminating mode, a limiting ring is fixedly connected to the surface of each fixed column, the bottom of each limiting ring is in contact with the upper surface of each hollow block, an annular groove is formed in the surface of each fixed column, second sliding holes are formed in the left side and the right side of each first U-shaped plate, a second U-shaped plate is arranged on the inner wall of each second sliding hole in a laminating mode, the surface of each second U-shaped plate is in contact with the inner wall of the annular groove, and springs are fixedly connected to the left side and the right side of each first U-shaped plate and the inner wall of each second U-shaped plate, the front side and the rear side of the second U-shaped plate are fixedly connected with connecting blocks, and the upper surface of each connecting block is fixedly connected with a U-shaped column.

Preferably, the upper surface of the mounting plate is fixedly connected with a first magnetic block, the bottom of the fixing column is fixedly connected with a second magnetic block, and the second magnetic block is located above the first magnetic block.

Preferably, the repulsive force between the first magnetic block and the second magnetic block is greater than the sum of the gravity of the fixed column and the gravity of the limiting ring.

Preferably, the front side and the rear side of the inner wall of the second U-shaped plate are fixedly connected with limiting columns, and the limiting columns are located between the fixing columns and the springs.

Preferably, the last fixed surface of mounting panel is connected with an internal thread section of thick bamboo, the inner wall threaded connection of an internal thread section of thick bamboo has an external screw thread section of thick bamboo, the fixed surface of an external screw thread section of thick bamboo is connected with the swivel, the inner wall laminating of an external screw thread section of thick bamboo is provided with construction bolt, the through-hole has been seted up to the inside of mounting panel, the inner wall of through-hole and construction bolt's surface contact.

Preferably, the number of the hollow blocks is four, and the four hollow blocks are symmetrically distributed by taking the frame main body as a center.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model is provided with a hollow block, a first U-shaped plate, a mounting plate, a first sliding hole, a fixed column, a limit ring, an annular groove, a second sliding hole, a second U-shaped plate, a spring, a connecting block and a U-shaped column, wherein, when the second U-shaped plate is inserted into the annular groove, the second U-shaped plate can not be automatically separated from the annular groove through the spring, and the frame main body is fixed on the mounting plate through the cooperation of the second U-shaped plate, the annular groove, the fixed column, the limit ring, the hollow block and the first U-shaped plate, when the second U-shaped plate is moved out from the annular groove, the hollow block on the frame main body can be directly separated from the first U-shaped plate, and then through the cooperation of the hollow block, the first U-shaped plate, the mounting plate, the first sliding hole, the fixed column, the limit ring, the annular groove, the second sliding hole, the second U-shaped plate, the spring, the connecting block and the U-shaped column, so that maintenance personnel can replace the damaged frame main body, the frame main body on the mounting plate can be rapidly disassembled and assembled, so that the replacement time of the frame main body is reduced.

(2) The utility model discloses a set up an internal thread section of thick bamboo, an external screw thread section of thick bamboo, swivel, construction bolt and through-hole, wherein, when the swivel rotates, through the cooperation of an internal thread section of thick bamboo and an external screw thread section of thick bamboo, make construction bolt's height change, and then through the cooperation of an internal thread section of thick bamboo, an external screw thread section of thick bamboo, swivel, construction bolt and through-hole, make the user can adjust construction bolt's height according to the degree of depth of mounting hole to convenient to use person fixes the mounting panel.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 1 according to the present invention;

fig. 4 is a front view of the structure of the present invention;

fig. 5 is a top view of the frame body of the present invention;

FIG. 6 is a side view of a first U-shaped plate of the present invention;

fig. 7 is a front view of the fixing column of the present invention.

In the figure: 1. a frame body; 2. a hollow block; 3. a first U-shaped plate; 4. mounting a plate; 5. a first slide hole; 6. fixing a column; 7. a limiting ring; 8. an annular groove; 9. a second slide hole; 10. a second U-shaped plate; 11. a spring; 12. connecting blocks; 13. a U-shaped column; 14. a first magnetic block; 15. a second magnetic block; 16. a limiting column; 17. an internal threaded barrel; 18. an externally threaded barrel; 19. rotating the ring; 20. installing a bolt; 21. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The first embodiment is as follows:

referring to fig. 1-7, an integrated circuit lead frame comprises a frame body 1, wherein the front side and the rear side of the frame body 1 are fixedly connected with four hollow blocks 2, the four hollow blocks 2 are symmetrically distributed by taking the frame body 1 as a center, the bottom of each hollow block 2 is provided with a first U-shaped plate 3 in an attaching manner, the bottom of each first U-shaped plate 3 is fixedly connected with a mounting plate 4, the upper surface of each first U-shaped plate 3 is provided with a first sliding hole 5, the inner wall of each first sliding hole 5 and the inner wall of each hollow block 2 are provided with a fixed column 6 in an attaching manner, the surface of each fixed column 6 is fixedly connected with a limiting ring 7, the bottom of each limiting ring 7 is in contact with the upper surface of each hollow block 2, the surface of each fixed column 6 is provided with an annular groove 8, the left side and the right side of each first U-shaped plate 3 are provided with second sliding holes 9, the inner wall of each second sliding hole 9 is provided with a second U-shaped plate 10 in an attaching manner, the surface of the second U-shaped plate 10 is in contact with the inner wall of the annular groove 8, and when the second U-shaped plate 10 is inserted into the annular groove 8, the fixing column 6 is fixed in the first sliding hole 5 through the matching of the second U-shaped plate 10 and the annular groove 8, the hollow block 2 is fixed on the first U-shaped plate 3 through the matching of the fixed column 6 and the limiting ring 7, the left side and the right side of the first U-shaped plate 3 and the inner wall of the second U-shaped plate 10 are both fixedly connected with springs 11, when the second U-shaped plate 10 is inserted into the annular groove 8, make second U-shaped board 10 unable and ring channel 8 autosegregation through spring 11, the equal fixedly connected with connecting block 12 in both sides around the second U-shaped board 10, the last fixed surface of connecting block 12 is connected with U-shaped post 13, the equal fixedly connected with spacing post 16 in both sides around the second U-shaped board 10 inner wall, spacing post 16 is located between fixed column 6 and the spring 11, make second U-shaped board 10 unable and the separation of first U-shaped board 3 through spacing post 16.

Example two:

referring to fig. 1 to 4, the upper surface of the mounting plate 4 is fixedly connected with a first magnetic block 14, the bottom of the fixing column 6 is fixedly connected with a second magnetic block 15, the second magnetic block 15 is located above the first magnetic block 14, the repulsive force between the first magnetic block 14 and the second magnetic block 15 is greater than the sum of the gravity of the fixing column 6 and the limiting ring 7, and when the second U-shaped plate 10 is separated from the annular groove 8, the second U-shaped plate 10 is staggered from the annular groove 8 by the mutual repulsive force between the first magnetic block 14 and the second magnetic block 15.

Example three:

referring to fig. 1-4, an internal thread cylinder 17 is fixedly connected to the upper surface of the mounting plate 4, an external thread cylinder 18 is threadedly connected to the inner wall of the internal thread cylinder 17, a rotating ring 19 is fixedly connected to the surface of the external thread cylinder 18, a mounting bolt 20 is attached to the inner wall of the external thread cylinder 18, a through hole 21 is formed in the mounting plate 4, the inner wall of the through hole 21 is in contact with the surface of the mounting bolt 20, by arranging the internal thread cylinder 17, the external thread cylinder 18, the rotary ring 19, the mounting bolt 20 and the through hole 21, wherein, when the rotary ring 19 rotates, the height of the mounting bolt 20 is changed through the matching of the internal thread cylinder 17 and the external thread cylinder 18, and then through the cooperation of internal thread section of thick bamboo 17, external thread section of thick bamboo 18, swivel 19, mounting bolt 20 and through-hole 21, make the user can be according to the degree of depth adjustment mounting bolt 20 height of mounting hole to convenient to use person fixes mounting panel 4.

In the utility model, when a user installs the integrated circuit lead frame, the mounting plate 4 is fixed at a designated position through the mounting bolt 20, the hollow block 2 is placed on the first U-shaped plate 3, then the fixing column 6 is inserted into the hollow block 2 and the first slide hole 5, and the second U-shaped plate 10 is inserted into the annular groove 8, at this time, the second U-shaped plate 10 cannot be automatically separated from the annular groove 8 through the spring 11, and the frame main body 1 is fixed on the mounting plate 4 through the cooperation of the second U-shaped plate 10, the annular groove 8, the fixing column 6, the spacing ring 7, the hollow block 2 and the first U-shaped plate 3, when the user needs to detach the frame main body 1 on the mounting plate 4, the second U-shaped plate 10 is separated from the annular groove 8 through the movement of the U-shaped column 13, and the annular groove 8 and the first magnetic block 14 and the second magnetic block 15 are mutually repulsive force, so that the annular groove 8 and the second U-shaped plate 10 are staggered, then, the frame body 1 can be detached from the mounting plate 4 by taking out the fixing posts 6 from the first slide holes 5.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The integrated circuit lead frame comprises a frame main body (1) and is characterized in that hollow blocks (2) are fixedly connected to the front side and the rear side of the frame main body (1), a first U-shaped plate (3) is arranged at the bottom of each hollow block (2) in a laminating mode, a mounting plate (4) is fixedly connected to the bottom of each first U-shaped plate (3), a first sliding hole (5) is formed in the upper surface of each first U-shaped plate (3), a fixed column (6) is arranged on the inner wall of each first sliding hole (5) and the inner wall of each hollow block (2) in a laminating mode, a limiting ring (7) is fixedly connected to the surface of each fixed column (6), the bottom of each limiting ring (7) is in contact with the upper surface of each hollow block (2), an annular groove (8) is formed in the surface of each fixed column (6), and second sliding holes (9) are formed in the left side and the right side of each first U-shaped plate (3), the inner wall laminating of second slide opening (9) is provided with second U-shaped board (10), the surface of second U-shaped board (10) and the inner wall contact of ring channel (8), the equal fixedly connected with spring (11) of the inner wall of the left and right sides and second U-shaped board (10) of first U-shaped board (3), the equal fixedly connected with connecting block (12) in both sides around second U-shaped board (10), the last fixed surface of connecting block (12) is connected with U-shaped post (13).

2. The integrated circuit lead frame according to claim 1, wherein a first magnetic block (14) is fixedly connected to the upper surface of the mounting plate (4), a second magnetic block (15) is fixedly connected to the bottom of the fixing column (6), and the second magnetic block (15) is located above the first magnetic block (14).

3. An integrated circuit lead frame according to claim 2, characterized in that the repulsion force between the first magnetic block (14) and the second magnetic block (15) is larger than the sum of the gravity of the fixed column (6) and the gravity of the spacing ring (7).

4. The lead frame of integrated circuit according to claim 1, wherein the second U-shaped plate (10) has a front and a rear side of the inner wall thereof fixedly connected with a limiting post (16), and the limiting post (16) is located between the fixing post (6) and the spring (11).

5. The lead frame of the integrated circuit according to claim 1, wherein the upper surface of the mounting plate (4) is fixedly connected with an internal thread cylinder (17), the inner wall of the internal thread cylinder (17) is connected with an external thread cylinder (18) in a threaded manner, the surface of the external thread cylinder (18) is fixedly connected with a rotating ring (19), the inner wall of the external thread cylinder (18) is provided with a mounting bolt (20) in a fitting manner, a through hole (21) is formed in the mounting plate (4), and the inner wall of the through hole (21) is in surface contact with the mounting bolt (20).

6. -integrated circuit lead frame according to claim 1, characterized in that the number of hollow blocks (2) is four and that the four hollow blocks (2) are symmetrically distributed around the frame body (1).