CN212588259U

CN212588259U - Multi-output switch power supply

Info

Publication number: CN212588259U
Application number: CN202021570106.2U
Authority: CN
Inventors: 吴永能
Original assignee: Shenzhen Nalin Technology Co ltd
Current assignee: Shenzhen Nalin Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-02-23
Anticipated expiration: 2030-07-30

Abstract

The utility model belongs to the technical field of switching power supply, specifically disclose multiplexed output switching power supply, including the switching power supply body, one side of switching power supply body is equipped with a plurality of sockets, and the opposite side of switching power supply body is equipped with two louvres, is equipped with two terminals of fixed mounting on the switching power supply body between two louvres, this internal movable mounting of switching power supply has the circuit board, this internal mounting bracket that is equipped with of switching power supply, circuit board movable mounting are on the mounting bracket, the bottom side fixed mounting of mounting bracket has two installation pieces. This technical scheme, when the circuit board needs the maintenance, only need to rotate the handle, can make the mount frame when opening two apron, can drive out switching power supply this external with the circuit board to make the circuit board can both be convenient maintain under most environment, can effectually avoid the problem of workman's fish tail or short circuit class simultaneously, thereby satisfied people's demand.

Description

Multi-output switch power supply

Technical Field

The utility model belongs to the technical field of switching power supply, especially, relate to multiplexed output switching power supply.

Background

A Switch Mode Power Supply (SMPS), also called a switching Power Supply and a switching converter, is a high-frequency Power conversion device, and is a kind of Power Supply. The function is to convert a level voltage into a voltage or current required by the user terminal through different types of architectures. The input of the switching power supply is mostly an ac power supply (e.g., commercial power) or a dc power supply, and the output is mostly equipment requiring a dc power supply, such as a personal computer, and the switching power supply performs voltage and current conversion between the two.

Among the prior art, in order to satisfy people diversified demand, switching power supply often can set up a plurality of sockets to reach multiplexed output, the purpose, and then can realize switching power supply's multichannel power supply.

However, the switch power supply is mostly packaged by bolts, but once a circuit board inside the switch power supply is damaged and needs to be maintained, a professional tool needs to be used for firstly disassembling the surgical tool, but the circuit board is often installed at the bottom of the shell by a plurality of screws, so that a maintainer needs to stretch hands into a narrow space for disassembling or overhauling, in the process, a metal component on the shell easily scratches the hands of the maintainer, meanwhile, the space is small, so that the maintainer is very inconvenient to operate, if the switch power supply is installed in a narrow environment, the disassembly of the shell is very laborious, meanwhile, the maintainer does not pay attention to the problem of extremely easy item collision or even short circuit because the space is small, so that the switch power supply is burnt out, and the switch power supply is very inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multiplexed output switching power supply to solve switching power supply and be not convenient for carry out the problem of maintaining.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a multi-output switching power supply comprises a switching power supply body, wherein one side of the switching power supply body is provided with a plurality of sockets, the other side of the switching power supply body is provided with two heat dissipation holes, two wiring terminals fixedly arranged on the switching power supply body are arranged between the two heat dissipation holes, a circuit board is movably arranged in the switch power supply body, a mounting frame is arranged in the switch power supply body, the circuit board is movably arranged on the mounting frame, two mounting blocks are fixedly arranged at the bottom side of the mounting rack, connecting rods are rotatably arranged on the two mounting blocks, the switch power supply body is fixedly provided with a fixed strip, the fixed strip is provided with two driving blocks in a sliding way, two connecting rods are respectively and rotatably arranged on the two driving blocks, the fixed strip is provided with a limiting groove, two limiting blocks are slidably mounted in the limiting groove, and two driving blocks are respectively and fixedly mounted on the two limiting blocks.

Preferably, the connecting hole has been seted up on one side inner wall of switching power supply body, and the rotary rod is installed to the connecting hole internal rotation, all sets up threaded hole on two restriction pieces, and two screw holes are run through in proper order to the one end of rotary rod, have seted up positive internal thread and anti-internal thread in two screw holes respectively, are equipped with positive external screw thread and anti-external screw thread on the rotary rod, and the rotary rod screw thread is installed in two screw holes.

Preferably, the one end fixed mounting of rotary rod has the handle, and the fixed swivel nut that has cup jointed on the rotary rod, the swivelling chute has been seted up to the annular on the inner wall of connecting hole, and the swivel nut rotates to be installed in the swivelling chute.

Preferably, two shaft holes are formed in the connecting rod, rotating shafts are rotatably mounted in the two shaft holes, and the two rotating shafts are fixedly mounted on the mounting block and the driving block respectively.

Preferably, the inner walls of the two sides of the switching power supply body are fixedly provided with sliding sleeves, the two sliding sleeves are internally and slidably provided with sliding blocks, and the two sliding blocks are respectively and fixedly arranged on the two sides of the mounting frame.

Preferably, the mounting frame is fixedly provided with two inserting strips, and the circuit board is inserted into the two inserting strips.

Preferably, the top side of the switching power supply body is rotatably provided with two cover plates through four hinges, and the two cover plates are matched.

Preferably, the bottom sides of the two cover plates are fixedly provided with driving frames, driving shafts are movably arranged in the two driving frames, the two driving shafts are fixedly sleeved with fixing rods, and the two fixing rods are fixedly arranged on the two inserting strips respectively.

The beneficial effects of this technical scheme do:

the utility model discloses in, when the circuit board need be maintained, only need rotate the handle, can make the mount frame when opening two apron, can drive out switching power supply this external with the circuit board to make the circuit board can both be convenient maintain under most environment, can effectually avoid the problem of workman's fish tail or short circuit class simultaneously, thereby satisfied people's demand.

The utility model discloses in, if when the circuit board need be changed because of damaging, only need early circuit board to remove this external back of switching power supply, twitch the circuit board for circuit board and two cuttings break away from, can be convenient take off the circuit board, thereby make the circuit board be convenient for change.

Drawings

Fig. 1 is a schematic perspective view of a switching power supply according to an embodiment of the present invention;

fig. 2 is a schematic side sectional view of a switching power supply according to an embodiment of the present invention;

fig. 3 is a schematic diagram of an internal structure of a switching power supply according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 4 according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the embodiment of the present invention, in which the driving block is connected to the fixing strip.

Reference numerals in the drawings of the specification include: 1 switching power supply body, 2 sockets, 3 louvres, 4 terminals, 5 circuit boards, 6 apron, 7 mounting brackets, 8 cutting slips, 9 drive frames, 10 drive axle, 11 dead lever, 12 sliding sleeves, 13 sliders, 14 installation pieces, 15 connecting rods, 16 fixed bars, 17 drive pieces, 18 restriction grooves, 19 restriction pieces, 20 screw holes, 21 rotary rods, 22 connecting holes, 23 rotary grooves, 24 rotary sleeves, 25 handles, 26 shaft holes, 27 pivots.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment is basically as shown in the attached figure 1: multichannel output switching power supply, including switching power supply body 1, one side of switching power supply body 1 is equipped with a plurality of sockets 2, and switching power supply body 1's opposite side is equipped with two louvres 3, is equipped with two terminals 4 through bolt fixed mounting on switching power supply body 1 between two louvres 3, and two apron 6 are installed through four hinge rotations to switching power supply body 1's top side, and 6 looks adaptations of two apron insert input power through two terminals 4, can provide the output of multichannel power supply through a plurality of sockets 2.

In this embodiment, as shown in fig. 2, when the circuit board 5 needs to be repaired, only the handle 25 needs to be rotated, the rotating rod 21 can be rotated, and then the two driving blocks 17 can be moved, the two driving blocks 17 drive the two connecting rods 15 to rotate through the two rotating shafts 27, the two connecting rods 15 drive the two mounting blocks 14 to move through the corresponding other two rotating shafts 27, the two mounting blocks 14 move to drive the same mounting rack 7 to move, the mounting rack 7 moves to drive the circuit board 5 to move through the two inserting strips 8, meanwhile, the two inserting bars 8 move to drive the two fixing rods 11 to move, the two fixing rods 11 drive the two driving frames 9 to move through the two driving shafts 10, thereby leading the two driving frames 9 to drive the two cover plates 6 to rotate and open, simultaneously leading the shaft 10 to slide in the driving frames 9, and then can realize when apron 6 is opened, circuit board 5 can synchronous movement be convenient for maintain outside switching power supply body 1.

In this embodiment, as shown in fig. 3, when the mounting bracket 7 moves, the mounting bracket 7 drives the two sliding blocks 13 to move, the two sliding blocks 13 move along the two sliding sleeves 12, and then the two sliding blocks 13 are limited to move only vertically, so that a limiting effect can be achieved on the mounting bracket 7, and the mounting bracket 7 can move only vertically.

In this embodiment, as shown in fig. 4, when the rotating rod 21 rotates, the rotating rod 21 drives the rotating sleeve 24 to rotate in the rotating slot 23, and then the similar rotating rod 21 is limited to rotate only, and at the same time, the rotating rod 21 rotates in the two threaded holes 20, at this time, the rotating rod 21 rotates through the cooperation of the positive external thread and the negative external thread on the rotating rod and the positive internal thread and the negative internal thread in the two threaded holes 20, so that the rotating rod 21 rotates, the two limiting blocks 19 can be driven to move, the two limiting blocks 19 move to drive the two driving blocks 17 to move, so that the driving block 17 drives the two connecting rods 15 to rotate through the two rotating shafts 27, the two connecting rods 15 drive the two mounting blocks 14 to move through the other two corresponding rotating shafts 27, and in this process, the connecting rod 15 rotates on the two rotating shafts.

In this embodiment, as shown in fig. 5, when the limiting block 19 moves, the limiting block 19 moves horizontally in the limiting groove 18, and further the driving block 17 moves horizontally, so that the driving block 17 can be limited.

The specific implementation is as follows:

when the circuit board 5 needs to be overhauled, only the handle 25 needs to be rotated, the handle 25 can drive the rotating rod 21 to rotate, the rotating rod 21 rotates in the two threaded holes 20 through the positive external thread and the negative external thread, and then the two limiting blocks 19 can be driven to move through matching with the positive internal thread and the negative internal thread, the two limiting blocks 19 both slide in the limiting grooves 18, so that the two limiting blocks 19 drive the two driving blocks 17 to horizontally move, the two driving blocks 17 move to drive the two connecting rods 15 to rotate through the two rotating shafts 27, the two connecting rods 15 drive the two mounting blocks 14 to move through the corresponding other two rotating shafts 27, the two mounting blocks 14 move to drive the same mounting rack 7 to move, the mounting rack 7 moves to drive the same circuit board 5 to move through the two inserting bars 8, meanwhile, the two inserting bars 8 move to drive the two fixing rods 11 to move, and the two fixing rods 11 move to, and then make two drive shafts 10 drive two apron 6 through two drive frame 9 and rotate, apron 6 rotates through two hinges on switching power supply body 1 and opens, thereby after two apron 6 are opened, mounting bracket 7 can drive circuit board 5 outside switching power supply body 1 in step, thereby convenient to overhaul, simultaneously the utility model discloses in, because circuit board 5 needs to remove, consequently can make corresponding extension according to actual production to the wire that socket 2 and terminal 4 are connected with circuit board 5, if circuit board 5 damages, only need take out circuit board 5, can make circuit board 5 break away from two cutting 8, can make circuit board 5 be convenient for change.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A multi-output switch power supply comprises a switch power supply body (1), wherein one side of the switch power supply body (1) is provided with a plurality of sockets (2), the other side of the switch power supply body (1) is provided with two heat dissipation holes (3), two binding posts (4) fixedly arranged on the switch power supply body (1) are arranged between the two heat dissipation holes (3), a circuit board (5) is movably arranged in the switch power supply body (1), the multi-output switch power supply is characterized in that a mounting frame (7) is arranged in the switch power supply body (1), the circuit board (5) is movably arranged on the mounting frame (7), two mounting blocks (14) are fixedly arranged at the bottom side of the mounting frame (7), connecting rods (15) are rotatably arranged on the two mounting blocks (14), a fixing strip (16) is fixedly arranged on the switch power supply body (1), and two driving blocks (17) are slidably arranged on the, two connecting rods (15) are respectively rotatably installed on two driving blocks (17), a limiting groove (18) is formed in the fixing strip (16), two limiting blocks (19) are slidably installed in the limiting groove (18), and the two driving blocks (17) are respectively fixedly installed on the two limiting blocks (19).

2. The multiple-output switching power supply according to claim 1, wherein a connecting hole (22) is formed in an inner wall of one side of the switching power supply body (1), a rotating rod (21) is rotatably mounted in the connecting hole (22), threaded holes (20) are formed in the two limiting blocks (19), one end of the rotating rod (21) sequentially penetrates through the two threaded holes (20), a positive internal thread and a negative internal thread are respectively formed in the two threaded holes (20), a positive external thread and a negative external thread are formed in the rotating rod (21), and the rotating rod (21) is threadedly mounted in the two threaded holes (20).

3. The multiple-output switching power supply according to claim 2, wherein a handle (25) is fixedly mounted at one end of the rotating rod (21), a rotating sleeve (24) is fixedly sleeved on the rotating rod (21), a rotating groove (23) is annularly formed on the inner wall of the connecting hole (22), and the rotating sleeve (24) is rotatably mounted in the rotating groove (23).

4. The multiple-output switching power supply according to claim 1, wherein the connecting rod (15) is provided with two shaft holes (26), the two shaft holes (26) are rotatably provided with the rotating shafts (27), and the two rotating shafts (27) are respectively and fixedly arranged on the mounting block (14) and the driving block (17).

5. The multiple-output switching power supply according to claim 1, wherein sliding sleeves (12) are fixedly mounted on inner walls of two sides of the switching power supply body (1), sliding blocks (13) are slidably mounted in the two sliding sleeves (12), and the two sliding blocks (13) are respectively and fixedly mounted on two sides of the mounting rack (7).

6. The multiplexed output switching power supply of claim 1, wherein two inserts (8) are fixedly mounted on the mounting frame (7), and the circuit board (5) is plugged on the two inserts (8).

7. The multiple-output switching power supply according to claim 1, wherein the top side of the switching power supply body (1) is rotatably provided with two cover plates (6) through four hinges, and the two cover plates (6) are matched.

8. The multiple-output switching power supply according to claim 7, wherein the driving frames (9) are fixedly mounted on the bottom sides of the two cover plates (6), the driving shafts (10) are movably mounted in the two driving frames (9), the fixing rods (11) are fixedly sleeved on the two driving shafts (10), and the two fixing rods (11) are respectively fixedly mounted on the two inserting strips (8).