CN211378360U

CN211378360U - Circuit board for reducing standby loss of switching power supply

Info

Publication number: CN211378360U
Application number: CN202020170793.2U
Authority: CN
Inventors: 陈莫难
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-14
Filing date: 2020-02-14
Publication date: 2020-08-28
Anticipated expiration: 2030-02-14

Abstract

The utility model discloses a circuit board for reducing switching power supply standby loss, including first main part, the side of first main part is provided with the second main part, be provided with the connecting plate between second main part and the first main part, the inboard of connecting plate is fixed with the fixed block corresponding to the side surface of torsional spring, it has the horizontal pole to run through between connecting plate and the fixed block, the torsional spring has been cup jointed to the inside that the horizontal pole surface corresponds to the fixed block, the both ends of torsional spring are fixed with the inboard of fixed block respectively; through torsional spring, the fixed block of design, can overturn after making to connect between first main part and the second main part, increase and use the flexibility, through fixed plate, block rubber, draw-in groove, the connecting plate of design, make and form between first main part and the second main part and be connected, and under the circumstances of guaranteeing fixed stability, reduce the bolt between first main part and second main part and the fixing device and run through quantity to improve the convenient degree of dismouting.

Description

Circuit board for reducing standby loss of switching power supply

Technical Field

The utility model belongs to the technical field of the circuit board, concretely relates to a circuit board for reducing switching power supply standby loss.

Background

The circuit board has the name: the circuit comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like, and the miniaturized and visualized circuit plays an important role in batch production of fixed circuits and optimization of electrical appliance layout.

Present a plurality of circuit boards are in the installation, at first laminate through making between one of them circuit board and the device, and make locating hole counterpoint between the two in the laminating process, it is fixed to run through a plurality of bolts after that, laminate other circuit boards and this circuit board side again, and with the device between fix with same mode, thereby accomplish the installation, because between a plurality of circuit boards through the side laminating and with the device between fix, this fixed mode's installation step is more, thereby make the comparatively loaded down with trivial details problem of dismouting, for this reason the utility model provides a circuit board for reducing switching power supply standby loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board for reducing switching power supply standby loss to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a circuit board for reducing switching power supply standby loss, including first main part, the side of first main part is provided with the second main part, be provided with the connecting plate between second main part and the first main part, the inboard of connecting plate is fixed with the fixed block corresponding to the side surface of torsional spring, it has the horizontal pole to run through between connecting plate and the fixed block, the torsional spring has been cup jointed to the inside of horizontal pole surface corresponding to the fixed block, the both ends of torsional spring are fixed with the inboard of fixed block respectively, the bottom of connecting plate is provided with the fixed plate, and fixed plate and first main part are the fixed state, the draw-in groove has been seted up to the inboard of fixed plate, the inner wall of draw-in groove is fixed with the block rubber, the tip card of connecting.

Preferably, the bottom ends of the first main body and the second main body are provided with fixing devices, the surface of each fixing device is provided with a plurality of positioning holes, the end parts of the positioning holes are fixed with lugs corresponding to the surfaces of the fixing devices, through holes are symmetrically formed in the inner parts of the other sides of the first main body and the second main body, metal rings are fixed in the through holes, the bottom ends of the metal rings are provided with limiting grooves matched with the lugs, and bolts penetrate through the first main body and the second main body and the fixing devices respectively.

Preferably, the surface of the bump is attached to the inner wall of the limiting groove, and the bump is a plastic component.

Preferably, the projection is of a hollow cylindrical structure, and the fixing device is a plastic component.

Preferably, the cross section of the connecting plate is of an L-shaped structure, and the end surface of the connecting plate is attached to the inner wall of the clamping groove.

Preferably, the fixed block is of a cylindrical structure, and the material of the fixed block is consistent with that of the connecting plate.

Preferably, a plurality of electronic components are arranged on the surface of the first body, and three-proofing paint is attached to the surface of the first body.

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

(1) through torsional spring, the fixed block of design, can overturn after making to connect between first main part and the second main part, increase and use the flexibility, through fixed plate, block rubber, draw-in groove, the connecting plate of design, make and form between first main part and the second main part and be connected, and under the circumstances of guaranteeing fixed stability, reduce the bolt between first main part and second main part and the fixing device and run through quantity to improve the convenient degree of dismouting.

(2) Through the designed limiting groove and the designed lug, the primary clamping between the first main body and the fixing device is realized, and the positioning hole between the first main body and the fixing device is aligned, so that the installation is facilitated.

(3) Through the three-proofing paint of design, when receiving operating environment adverse factor influence, can reduce or eliminate the electronic operation performance condition of declining, and through the three-proofing paint itself have superior insulating, dampproofing, anticreep, dustproof, anticorrosion, anti-aging, mould proof, prevent that the part pine takes off and insulating corona resistance performance, protect first main part.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top connection between two bodies of the present invention;

FIG. 3 is a schematic side view of the connection between two bodies of the present invention;

FIG. 4 is a schematic view of the main body and the fixing device of the present invention;

in the figure: 1. a first body; 2. a metal ring; 3. a card slot; 4. a fixing plate; 5. a connecting plate; 6. a fixed block; 7. a torsion spring; 8. a second body; 9. a rubber block; 10. a fixing device; 11. a bump; 12. a limiting groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a circuit board for reducing standby loss of a switching power supply comprises a first main body 1, wherein a second main body 8 is arranged on the side surface of the first main body 1, a connecting plate 5 is arranged between the second main body 8 and the first main body 1, a fixing block 6 is fixed on the inner side of the connecting plate 5 corresponding to the side surface of a torsion spring 7, the first main body 1 and the second main body 8 can be turned over after being connected through the designed torsion spring 7 and the fixing block 6, the use flexibility is improved, a cross rod penetrates through the connecting plate 5 and the fixing block 6, the torsion spring 7 is sleeved on the surface of the cross rod corresponding to the inner part of the fixing block 6, two ends of the torsion spring 7 are respectively fixed with the inner side of the fixing block 6, a fixing plate 4 is arranged at the bottom end of the connecting plate 5, the fixing plate 4 and the first main body 1 are in a fixed state, a clamping groove 3 is formed in the inner side of the fixing, through the fixed plate 4, the rubber block 9, the draw-in groove 3, the connecting plate 5 of design, make and form between first main part 1 and the second main part 8 and be connected, and under the circumstances of guaranteeing fixed stability, reduce the bolt between first main part 1 and second main part 8 and the fixing device 10 and run through quantity to improve the convenient degree of dismouting.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution: a circuit board for reducing standby loss of a switching power supply comprises a first main body 1, wherein a second main body 8 is arranged on the side surface of the first main body 1, a connecting plate 5 is arranged between the second main body 8 and the first main body 1, a fixing block 6 is fixed on the inner side of the connecting plate 5 corresponding to the side surface of a torsion spring 7, the first main body 1 and the second main body 8 can be turned over after being connected through the designed torsion spring 7 and the fixing block 6, the use flexibility is improved, a cross rod penetrates through the connecting plate 5 and the fixing block 6, the torsion spring 7 is sleeved on the surface of the cross rod corresponding to the inner part of the fixing block 6, two ends of the torsion spring 7 are respectively fixed with the inner side of the fixing block 6, a fixing plate 4 is arranged at the bottom end of the connecting plate 5, the fixing plate 4 and the first main body 1 are in a fixed state, a clamping groove 3 is formed in the inner side of the fixing, through the fixed plate 4, the rubber block 9, the draw-in groove 3, the connecting plate 5 of design, make and form between first main part 1 and the second main part 8 and be connected, and under the circumstances of guaranteeing fixed stability, reduce the bolt between first main part 1 and second main part 8 and the fixing device 10 and run through quantity to improve the convenient degree of dismouting.

In this embodiment, preferably, the bottom ends of the first body 1 and the second body 8 are provided with a fixing device 10, the surface of the fixing device 10 is provided with a plurality of positioning holes, the end portions of the positioning holes are fixed with bumps 11 corresponding to the surface of the fixing device 10, the other sides of the first body 1 and the second body 8 are internally and symmetrically provided with through holes, the through holes are internally fixed with metal rings 2, the bottom ends of the metal rings 2 are provided with limiting grooves 12 matched with the bumps 11, bolts penetrate between the first body 1 and the second body 8 and the fixing device 10 respectively, through the designed limiting grooves 12 and the bumps 11, the first body 1 and the fixing device 10 are preliminarily clamped, the positioning holes between the first body 1 and the fixing device 10 are aligned, and therefore installation is facilitated.

The utility model discloses a theory of operation and use flow: firstly, fixing the first main body 1 and the fixing device 10, then connecting the second main body 8 and the first main body 1, and then fixing the second main body 8 and the fixing device 10; when the first main body 1 and the second main body 8 need to be installed, firstly, the end part of the side surface of the second main body 8, which is provided with the connecting plate 5, is clamped into the inner side of the clamping groove 3 and is fixed through the rubber block 9 on the inner wall of the clamping groove 3, when the second main body 8 or the first main body 1 needs to be overturned, the second main body 8 and the first main body 1 can be overturned through the movable connection between the connecting plate 5 and the second main body 8, the first main body 1 and the second main body 8 can be overturned through the designed torsion spring 7 and the fixing block 6, the use flexibility is increased, the first main body 1 and the second main body 8 are connected through the designed fixing plate 4, the rubber block 9, the clamping groove 3 and the connecting plate 5, and the number of penetrating bolts between the first main body 1 and the second main body 8 and the fixing device 10 is reduced under the condition of ensuring the fixing stability, thereby improving the convenience of disassembly and assembly; when needs are installed between first main part 1 and fixing device 10, through the block between spacing groove 12 and the lug 11, rethread bolt run through fixed can, through the spacing groove 12 of design, lug 11, make the preliminary block between first main part 1 and the fixing device 10, and make the locating hole between the two counterpoint to be convenient for install.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A circuit board for reducing switching power supply standby loss, including first main part (1), the side of first main part (1) is provided with second main part (8), its characterized in that: be provided with connecting plate (5) between second main part (8) and first main part (1), the inboard of connecting plate (5) is fixed with fixed block (6) corresponding to the side surface of torsional spring (7), it has the horizontal pole to run through between connecting plate (5) and fixed block (6), torsional spring (7) have been cup jointed to the inside that the horizontal pole surface corresponds to fixed block (6), the both ends of torsional spring (7) are fixed with the inboard of fixed block (6) respectively, the bottom of connecting plate (5) is provided with fixed plate (4), and fixed plate (4) and first main part (1) are the fixed state, draw-in groove (3) have been seted up to the inboard of fixed plate (4), the inner wall of draw-in groove (3) is fixed with block rubber (9), the tip card of connecting plate (5) is gone into the inside of draw-in groove (3) and is fixed.

2. The circuit board for reducing standby loss of a switching power supply according to claim 1, wherein: the bottom ends of the first main body (1) and the second main body (8) are provided with fixing devices (10), a plurality of positioning holes are formed in the surface of each fixing device (10), protruding blocks (11) are fixed to the end portions of the positioning holes corresponding to the surfaces of the fixing devices (10), through holes are symmetrically formed in the inner portion of the other side of the first main body (1) and the other side of the second main body (8), metal rings (2) are fixed to the inner portions of the through holes, limiting grooves (12) matched with the protruding blocks (11) are formed in the bottom ends of the metal rings (2), and bolts penetrate through the first main body (1) and the second main body (8) and the fixing devices (10).

3. The circuit board for reducing standby loss of a switching power supply according to claim 2, wherein: the surface of the lug (11) is attached to the inner wall of the limiting groove (12), and the lug (11) is a plastic component.

4. The circuit board for reducing standby loss of a switching power supply according to claim 2, wherein: the lug (11) is of a hollow cylinder structure, and the fixing device (10) is a plastic component.

5. The circuit board for reducing standby loss of a switching power supply according to claim 1, wherein: the cross section of the connecting plate (5) is of an L-shaped structure, and the end surface of the connecting plate (5) is attached to the inner wall of the clamping groove (3).

6. The circuit board for reducing standby loss of a switching power supply according to claim 1, wherein: the fixed block (6) is of a cylindrical structure, and the material of the fixed block (6) is consistent with that of the connecting plate (5).

7. The circuit board for reducing standby loss of a switching power supply according to claim 1, wherein: the surface of first main part (1) is provided with a plurality of electronic components, the surface of first main part (1) is attached with three proofings lacquer.