CN216312205U

CN216312205U - Power chip with splicing wire

Info

Publication number: CN216312205U
Application number: CN202122950137.1U
Authority: CN
Inventors: 王凤光
Original assignee: Shenzhen Tianwei Light Source Technology Co ltd
Current assignee: Shenzhen Tianwei Light Source Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-15
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to the technical field of power chips and discloses a power chip with a splicing part, which comprises a circuit board, wherein the top of the circuit board is movably connected with a shell, two insulating base plates are fixedly installed inside the shell, power chip bodies are fixedly installed inside the two insulating base plates, and first pins are fixedly installed on the opposite sides of the two power chip bodies. This power chip with wiring department can splice, press the briquetting through pressing two U-shapes, make two insulating backing plates remove downwards, drive two power chips and move down, make the first pin of both sides shift out downwards from two second pins, continue to press two U-shapes and press the briquetting down, make two connecting blocks move downwards, make two push away two insulating backing plates that promote relatively after the strip rotates, make two first pins shift out relatively from the bottom of two second pins respectively, can take out the casing from the circuit board, and then be convenient for power chip's dismantlement is overhauld.

Description

Power chip with splicing wire

Technical Field

The utility model relates to the technical field of power chips, in particular to a power chip with a splicing wire.

Background

The power supply chip refers to the pulse width control integration of a switching power supply, and the power supply regulates the stability of output voltage and current by means of the pulse width control integration. The power chip passes through the pin welding on the circuit board, when the power chip broke down, need demolish the maintenance operation to the power chip on the circuit board, and the power chip causes destruction to the pin when demolising easily, influences power chip's reinstallation again and uses, and power chip's the dismantlement degree of difficulty is great. Therefore, it is urgently needed to design a power chip which is convenient and safe to disassemble and assemble and has a splicing connection part.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the power chip with the splicing wire, which has the advantages of damage prevention, high safety, convenience in disassembly and assembly and the like, and solves the problems that the pins are easily damaged when the power chip is disassembled, the power chip is influenced to be mounted and used again, and the power chip is difficult to disassemble.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a power chip with a splicing part comprises a circuit board, wherein the top of the circuit board is movably connected with a shell, two insulating base plates are fixedly arranged inside the shell, power chip bodies are fixedly arranged inside the two insulating base plates, first pins are fixedly arranged on the opposite sides of the two power chip bodies, second pins are fixedly connected with the left side and the right side of the top of the circuit board, the opposite sides of the tops of the two first pins are respectively and movably inserted into the interiors of the two second pins, U-shaped pressing blocks are movably inserted into the left side and the right side of the top of the shell, connecting blocks are respectively and slidably connected with the opposite sides of the two U-shaped pressing blocks, pushing strips are respectively and rotatably connected with the opposite sides of the front surfaces of the two connecting blocks, telescopic strips are respectively and fixedly connected with the tops of the two insulating base plates, and the other ends of the two pushing strips are respectively and rotatably connected with the top ends of the two telescopic strips, the front side and the rear side of the bottom of the U-shaped pressing block are respectively movably connected with the front side and the rear side of the top of the insulating base plate.

Preferably, the left side and the right side of the shell are provided with vertical grooves, the first pins are respectively movably connected with the inner parts of the two vertical grooves, and the first pins on the two sides are respectively movable in the inner parts of the vertical grooves on the two sides, so that the first pins on the two sides and the second pins on the two sides can be conveniently inserted, matched and detached.

Preferably, the inner diapire fixedly connected with fixed block of casing, the equal sliding connection in the left and right sides at fixed block top has the U-shaped piece, two the equal fixedly connected with first spring in top of U-shaped piece, two the top of first spring respectively with the bottom fixed connection of two insulating backing plates, through the concertina movement of first spring, can make insulating backing plate reciprocate, be convenient for the installation and the dismantlement operation of first pin and second pin bottom.

Preferably, the inside fixedly connected with slide bar of casing, the rod cover has been cup jointed in the side surface activity of slide bar, the equal fixedly connected with second spring in the left and right sides of rod cover, two the other end of second spring respectively with two relative one side fixed connection of insulating backing plate, through the concertina work of two second springs, can make insulating backing plate move relatively or carry on the back mutually, be convenient for two first pins move relatively to two second pin bottoms or follow two second pin bottoms and shift out relatively.

Preferably, the equal fixedly connected with guide arm of the left and right sides of rod cover, two the guide hole has all been seted up to the relative one side of insulating backing plate, two the other end of guide arm is pegged graft with the inside activity of two guide holes respectively, through the cooperation of pegging graft of two guide arms with the guide hole of the relative one side of two insulating backing plates respectively, can lead to the relative or back of the body removal of two insulating backing plates, makes the relative dismantlement of two first pins and back of the body installation operation more stable.

Preferably, the two U-shaped pressing blocks are provided with sliding grooves on the opposite sides, the two connecting blocks are connected with the inner sliding parts of the two sliding grooves on the opposite sides respectively, the third springs are fixedly connected to the tops of the two connecting blocks, the top ends of the two third springs are fixedly connected with the left side and the right side of the inner top wall of the shell respectively, the two third springs can pull the connecting blocks when the two U-shaped pressing blocks move downwards, the two connecting blocks are prevented from moving downwards along with the pressing blocks when the two U-shaped pressing blocks just start to move downwards, the two insulating base plates move downwards firstly and then move relatively, and therefore the two first pins can be moved out from the bottoms of the two second pins conveniently.

Compared with the prior art, the utility model provides a power supply chip with splicing connection parts, which has the following beneficial effects:

1. this power chip with wiring department can splice, press the briquetting through setting up the U-shaped, the connecting block, push away strip and telescopic bar, press two U-shaped on the casing and press the briquetting, make two insulating backing plates remove downwards, the power chip body that drives the inside fixed mounting of two insulating backing plates moves down, make two power chip bodies first pin of the mutually opposite one side shift out downwards from the bottom of two second pins, when two U-shaped press the top of the relative one side connecting block of briquetting respectively with the interior roof contact of two spouts, continue to push down two U-shaped and press the briquetting, can drive two connecting blocks and move down, make two push away the strip and take place to promote two insulating backing plates relatively after rotating, shift out relatively from the bottom of two second pins after driving two first pin relative movement, can take out the casing from the circuit board, and then be convenient for power chip's dismantlement and overhaul.

This power chip with wiring department can splice, through setting up first spring and second spring, when two insulating backing plates move down and relative movement, two first springs and two second springs all are compressed, make the first pin in both sides be located the relative one side of two second pin bottoms respectively, through the elastic force effect of two first springs and two second springs, make the first pin in both sides can extend to in two second pins back to each other and peg graft with two second pin bottoms relative one side respectively, thereby the reinstallation use of power chip after convenient to overhaul.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

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

FIG. 3 is a sectional view of the side structure of the housing of the present invention;

FIG. 4 is a top view of the structure of the present invention.

Wherein: 1. a circuit board; 2. a housing; 3. an insulating base plate; 4. a power chip body; 5. a first pin; 6. a second pin; 7. a U-shaped pressing block; 8. connecting blocks; 9. pushing the strips; 10. a telescopic bar; 11. a vertical slot; 12. a fixed block; 13. a U-shaped block; 14. a first spring; 15. a slide bar; 16. a rod sleeve; 17. a second spring; 18. a guide bar; 19. a guide hole; 20. a chute; 21. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a power chip with a splicing connection part comprises a circuit board 1, a shell 2 is movably connected to the top of the circuit board 1, two insulating base plates 3 are fixedly installed inside the shell 2, a fixed block 12 is fixedly connected to the inner bottom wall of the shell 2, U-shaped blocks 13 are slidably connected to the left and right sides of the top of the fixed block 12, first springs 14 are fixedly connected to the tops of the two U-shaped blocks 13, the top ends of the two first springs 14 are fixedly connected to the bottoms of the two insulating base plates 3 respectively, the insulating base plates 3 can move up and down through the telescopic action of the first springs 14, so that the installation and detachment operations of the bottoms of the first pins 5 and the second pins 6 are facilitated, a sliding rod 15 is fixedly connected to the inside of the shell 2, a rod sleeve 16 is movably sleeved on the side surface of the sliding rod 15, second springs 17 are fixedly connected to the left and right sides of the rod sleeve 16, and the other ends of the two second springs 17 are fixedly connected to the opposite sides of the two insulating base plates 3 respectively, arranging a first spring 14 and a second spring 17, placing the shell 2 on the circuit board 1, pressing two U-shaped pressing blocks 7 to enable the first pins 5 at two sides to be respectively positioned at the opposite sides of the bottoms of the second pins 6 at two sides, enabling the first pins 5 at two sides to extend into the two second pins 6 in a reverse way and be respectively inserted with the opposite sides of the bottoms of the two second pins 6 through the elastic action of the two first springs 14 and the two second springs 17, thereby facilitating the reinstallation and use of the power chip after maintenance, fixedly connecting guide rods 18 at the left side and the right side of the rod sleeve 16, respectively arranging guide holes 19 at the opposite sides of the two insulating base plates 3, respectively movably inserting the other ends of the two guide rods 18 with the insides of the two guide holes 19, respectively inserting and matching the two guide rods 18 with the guide holes 19 at the opposite sides of the two insulating base plates 3, and guiding the relative or reverse movement of the two insulating base plates 3, the relative disassembly and back-to-back installation operations of the two first pins 5 are more stable.

The power chip bodies 4 are fixedly arranged in the two insulating backing plates 3, the first pins 5 are fixedly arranged on the opposite sides of the two power chip bodies 4, the vertical grooves 11 are formed in the left side and the right side of the shell 2, the two first pins 5 are respectively movably connected with the interiors of the two vertical grooves 11, the first pins 5 on the two sides can move in the vertical grooves 11 on the two sides respectively, so that the insertion matching and the disassembly and separation operation of the first pins 5 on the two sides and the bottoms of the second pins 6 on the two sides are convenient, the second pins 6 are fixedly connected with the left side and the right side of the top of the circuit board 1, the opposite sides of the tops of the two first pins 5 are respectively movably inserted with the interiors of the two second pins 6, the opposite sides of the tops of the two first pins 5 are respectively provided with conductive bulges, the top ends of the two conductive bulges are respectively movably inserted with the opposite sides of the bottoms of the two second pins 6, and the left side and the right side of the top of the shell 2 are respectively movably inserted with U-shaped pressing blocks 7, the two U-shaped pressing blocks 7 are identical in structure, the two U-shaped pressing blocks 7 are symmetrically arranged in the left and right directions, one opposite sides of the two U-shaped pressing blocks 7 are connected with connecting blocks 8 in a sliding mode, one opposite sides of the two U-shaped pressing blocks 7 are provided with sliding grooves 20, the opposite sides of the two connecting blocks 8 are connected with the inner parts of the two sliding grooves 20 in a sliding mode respectively, the tops of the two connecting blocks 8 are fixedly connected with third springs 21, the top ends of the two third springs 21 are fixedly connected with the left side and the right side of the inner top wall of the shell 2 respectively, the two third springs 21 can pull the connecting blocks 8 when the two U-shaped pressing blocks 7 move downwards, the two connecting blocks 8 are prevented from moving downwards when the two U-shaped pressing blocks 7 just start to move downwards, the two insulating base plates 3 move downwards and then move relatively, therefore the two first pins 5 can be conveniently moved out from the bottoms of the two second pins 6, the opposite sides of the front faces of the two connecting blocks 8 are rotatably connected with pushing strips 9, the top parts of the two insulating base plates 3 are fixedly connected with telescopic strips 10, the other ends of the two pushing strips 9 are respectively connected with the top ends of the two telescopic strips 10 in a rotating way, a U-shaped pressing block 7, a connecting block 8, the pushing strips 9 and the telescopic strips 10 are arranged, the two U-shaped pressing blocks 7 on the shell 2 are pressed to enable the two insulating base plates 3 to move downwards so as to drive the power chip bodies 4 fixedly arranged inside the two insulating base plates 3 to move downwards, the first pins 5 at the opposite sides of the two power chip bodies 4 are moved downwards from the bottoms of the two second pins 6, when the top parts of the connecting blocks 8 at the opposite sides of the two U-shaped pressing blocks 7 are respectively contacted with the inner top walls of the two sliding grooves 20, the two U-shaped pressing blocks 7 are continuously pressed downwards to drive the two connecting blocks 8 to move downwards, so that the two pushing strips 9 relatively push the two insulating base plates 3 after rotating to drive the two power chip bodies 4 to move relatively, make behind the first pin 5 relative movement in both sides follow the bottom of both sides second pin 6 and shift out relatively, can take out casing 2 from circuit board 1, the dismantlement of the power chip of being convenient for is overhauld the operation, and both sides around 7 bottoms of U-shaped pressing block are respectively with the front and back both sides swing joint at insulating backing plate 3 top.

When the power supply chip is used, the two U-shaped pressing blocks 7 on the shell 2 are pressed, the two insulating base plates 3 are moved downwards to drive the power supply chip bodies 4 fixedly arranged in the two insulating base plates 3 to move downwards, the first pins 5 on the opposite sides of the two power supply chip bodies 4 are moved downwards from the bottoms of the two second pins 6, when the tops of the connecting blocks 8 on the opposite sides of the two U-shaped pressing blocks 7 are respectively contacted with the inner top walls of the two chutes 20, the two U-shaped pressing blocks 7 are continuously pressed downwards to drive the two connecting blocks 8 to move downwards, the two insulating base plates 3 are relatively pushed after the two push bars 9 rotate to drive the two power supply chip bodies 4 to relatively move, the first pins 5 on the two sides are relatively moved out from the bottoms of the second pins 6 on the two sides after the first pins 5 on the two sides are relatively moved, the shell 2 can be taken out of the circuit board 1, the dismounting and maintenance operation of the power supply chip is convenient, the shell 2 is placed on the circuit board 1 after the maintenance is finished and the two U-shaped pressing blocks 7 are pressed, make the first pin 5 in both sides be located the relative one side in both sides second pin 6 bottom respectively, through the elastic force effect of two first springs 14 and two second springs 17, make the first pin 5 in both sides extend to in two second pins 6 back to the back and peg graft with two second pin 6 bottom relative one side respectively, thereby the reinstallation of power chip is used after the easy access, this power chip that the junction of having can splice, the direct mounting means with circuit board 1 welded of pin has been replaced, can not destroy the pin when making the power chip to on the circuit board 1 demolish, and power chip dismantles and installation easy and simple to handle, the reinstallation of the power chip of being convenient for is used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power chip with splicing wire joints comprises a circuit board (1), and is characterized in that: the top of the circuit board (1) is movably connected with a shell (2), two insulating base plates (3) are fixedly arranged in the shell (2), power chip bodies (4) are fixedly arranged in the two insulating base plates (3), first pins (5) are fixedly arranged on the opposite sides of the two power chip bodies (4), second pins (6) are fixedly connected on the left side and the right side of the top of the circuit board (1), the opposite sides of the tops of the two first pins (5) are respectively movably inserted into the interiors of the two second pins (6), U-shaped pressing blocks (7) are movably inserted into the left side and the right side of the top of the shell (2), connecting blocks (8) are slidably connected on the opposite sides of the two U-shaped pressing blocks (7), and pushing strips (9) are rotatably connected on the opposite sides of the front sides of the two connecting blocks (8), two equal fixedly connected with telescopic strip (10) in top of insulating backing plate (3), two the other end that pushes away strip (9) rotates with the top of two telescopic strip (10) respectively and is connected, both sides are connected with both sides swing joint around insulating backing plate (3) top respectively around U-shaped pressing block (7) bottom.

2. The power chip with the spliceable wire junction according to claim 1, wherein: perpendicular groove (11), two have all been seted up to the left and right sides of casing (2) first pin (5) respectively with two inside swing joint that erect groove (11).

3. The power chip with the spliceable wire junction according to claim 1, wherein: the inner bottom wall of casing (2) fixedly connected with fixed block (12), the equal sliding connection in the left and right sides at fixed block (12) top has U-shaped piece (13), two the equal fixedly connected with first spring (14) in top of U-shaped piece (13), two the top of first spring (14) respectively with the bottom fixed connection of two insulating backing plates (3).

4. The power chip with the spliceable wire junction according to claim 1, wherein: the inside fixedly connected with slide bar (15) of casing (2), rod cover (16) have been cup jointed in the side surface activity of slide bar (15), the equal fixedly connected with second spring (17) in both sides about rod cover (16), two the other end of second spring (17) respectively with two insulating backing plates (3) relative one side fixed connection.

5. The power chip with the spliceable wire junction according to claim 4, wherein: the left side and the right side of the rod sleeve (16) are fixedly connected with guide rods (18), guide holes (19) are formed in one opposite side of the two insulating base plates (3), and the other ends of the two guide rods (18) are movably inserted into the two guide holes (19) respectively.

6. The power chip with the spliceable wire junction according to claim 1, wherein: two spout (20) have all been seted up to one side that U-shaped pressing block (7) is relative, two one side that connecting block (8) carried on the back mutually respectively with the inside sliding connection of two spout (20), two the equal fixedly connected with third spring (21) in top of connecting block (8), two the top of third spring (21) respectively with the left and right sides fixed connection of roof in casing (2).