CN219436849U

CN219436849U - Relay microcomputer protection switching power supply with good dustproof performance

Info

Publication number: CN219436849U
Application number: CN202223507277.2U
Authority: CN
Inventors: 陆明付; 戴大荣; 万晓宇; 席晓琦
Original assignee: Wuxi Bao Wei Elecronic Co ltd
Current assignee: Wuxi Bao Wei Elecronic Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-07-28
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to a relay microcomputer protection switch power supply with good dustproof performance, which comprises a switch power supply, wherein a dustproof mechanism is arranged on the outer surface of the switch power supply, the dustproof mechanism comprises a mounting plate fixedly mounted on the lower surface of the switch power supply, a dustproof cover is movably mounted on the upper surface of the mounting plate, a power hole is formed in the front surface of the dustproof cover, and two fixing blocks which are positioned above the power hole and are fixedly mounted on the front surface of the dustproof cover. This microcomputer protection switching power supply that dustproof nature is good, through being equipped with the mounting panel at switching power supply lower surface, be equipped with the dust cover on the mounting panel, make switching power supply be located the dust cover inside, can protect switching power supply, be favorable to preventing that the dust from piling up on switching power supply surface, be equipped with the shield simultaneously on the dust cover surface, be equipped with the dust plug on the shield, can protect the seal to power supply interface when power supply interface does not use, be favorable to preventing that the dust from getting into power supply interface.

Description

Relay microcomputer protection switching power supply with good dustproof performance

Technical Field

The utility model relates to the technical field of switching power supplies, in particular to a relay microcomputer protection switching power supply with good dustproof performance.

Background

The switching power supply is a power supply which uses the modern power electronic technology to control the time ratio of switching on and switching off of a switching tube and maintain stable output voltage, generally consists of a Pulse Width Modulation (PWM) control IC and a MOSFET, and along with the development and innovation of the power electronic technology, the switching power supply technology is continuously innovated, and the switching power supply is widely applied to almost all electronic equipment with the characteristics of small size, light weight and high efficiency, and is an indispensable power supply mode for the rapid development of the current electronic information industry.

Chinese patent CN 211089442U discloses a dustproof switching power supply, which comprises a machine body and a dustproof mechanism, wherein the front end surface of the machine body is provided with a mounting groove, the inner side inner wall of the mounting groove is fixedly connected with a power interface, the dustproof mechanism comprises a protection seat, the protection seat is fixed outside a port of the power interface, a round hole is formed in the outer side surface of the protection seat, the round hole is communicated with the power interface, a dustproof plate is arranged inside the port of the round hole, and the dustproof plate is fixed outside the port of the power interface in a covering manner; through the protection seat and the dust guard of design, it is provided with a plurality of power supply interfaces generally to have solved current switching power supply, but the problem of dust is accumulated easily in its inside of some power supply interfaces long-time unused, and the dust guard covers and fixes outside power supply interface's port, and the dust guard prevents that external impurity from getting into power supply interface's inside, and the dust guard passes through the bearing and inwards rotates the slope and does not influence power supply interface's normal use.

The patent improves according to the shortcoming that dust easily enters the power interface in the prior art, has better dustproof effect, and the embodiment is further optimized and improved on the basis of the patent.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the relay microcomputer protection switching power supply with good dustproof performance, which has the advantage of good dustproof effect and solves the problem of poor dustproof performance of the traditional switching power supply.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a relay microcomputer protection switch power supply with good dustproof performance comprises a switch power supply, wherein a dustproof mechanism is arranged on the outer surface of the switch power supply;

the dustproof mechanism comprises a mounting plate fixedly mounted on the lower surface of a switching power supply, a dust cover is movably mounted on the upper surface of the mounting plate, a power hole is formed in the front surface of the dust cover, fixing blocks which are located above the power hole and are two in number are fixedly mounted on the front surface of the dust cover, a rotating rod is rotatably mounted between the surfaces of one opposite sides of the fixing blocks, a connecting block is fixedly mounted on the surface of the rotating rod, a dust cover is fixedly mounted on one side of the connecting block away from the rotating rod, and a dust plug is fixedly mounted on one side of the dust cover, close to the dust cover.

Further, a power interface is arranged on the front surface of the switching power supply, and the power interface is positioned in the power hole.

Further, the length and width of the dust cap are greater than the length and width of the power hole.

Further, the external shape and the size of the dust plug are matched with the internal shape and the size of the power hole.

Further, ventilation openings are formed in the left surface and the right surface of the dust cover.

Further, a fixed frame is fixedly arranged on the inner side of the ventilation opening, and a cooling fan is fixedly arranged in the fixed frame.

Further, the fixed frame is kept away from switching power supply one side fixed mounting has the dust screen.

Further, the mounting panel upper surface has seted up the draw-in groove that is four in quantity, dust cover lower surface fixed mounting has the bayonet lock that is four in quantity, draw-in groove and bayonet lock looks adaptation.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this microcomputer protection switching power supply that dustproof nature is good, through being equipped with the mounting panel at switching power supply lower surface, be equipped with the dust cover on the mounting panel, make switching power supply be located the dust cover inside, can protect switching power supply, be favorable to preventing that the dust from piling up on switching power supply surface, be equipped with the shield simultaneously on the dust cover surface, be equipped with the dust plug on the shield, can protect the seal to power supply interface when power supply interface does not use, be favorable to preventing that the dust from getting into power supply interface.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the front surface structure of the dust cap of the present utility model;

FIG. 3 is a schematic view of the dust cap of the present utility model;

FIG. 4 is a schematic view of a dust cap according to the present utility model;

FIG. 5 is a schematic view of the mounting plate of the present utility model.

In the figure: 1. a switching power supply; 2. a mounting plate; 3. a dust cover; 4. a power hole; 5. a fixed block; 6. a rotating rod; 7. a connecting block; 8. a dust cover; 9. a dust plug; 10. a power interface; 11. a vent; 12. a fixed frame; 13. a heat radiation fan; 14. a dust screen; 15. a clamping groove; 16. and (5) a bayonet lock.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a relay microcomputer protection switch power supply with good dustproof performance in this embodiment includes a switch power supply 1, a dustproof mechanism is arranged on the outer surface of the switch power supply 1, the dustproof mechanism includes a mounting plate 2 fixedly mounted on the lower surface of the switch power supply 1, a dust cover 3 is movably mounted on the upper surface of the mounting plate 2, a power hole 4 is provided on the front surface of the dust cover 3, a power interface 10 is provided on the front surface of the switch power supply 1, the power interface 10 is positioned in the power hole 4 to facilitate normal use of the switch power supply 1, fixing blocks 5 which are positioned above the power hole 4 and have two numbers are fixedly mounted on the front surface of the dust cover 3, a rotating rod 6 is rotatably mounted between the opposite side surfaces of the two fixing blocks 5, a connecting block 7 is fixedly mounted on the surface of the rotating rod 6, the length and the width of shield 7 are greater than the length and the width of power hole 4, be convenient for shelter from power hole 4, connecting block 7 is kept away from bull stick 6 one side fixed surface and is installed shield 8, shield 8 is close to shield 3 one side fixed surface and installs dust plug 9, the inside shape size looks adaptation of dust plug 9 outside shape size and power hole 4, be convenient for in inserting power hole 4 with dust plug 9 card, be convenient for fix shield 7 in power hole 4, vent 11 has all been seted up to shield 3 left surface and right surface, vent 11 inboard fixed mounting has fixed frame 12, fixed frame 12 internal fixation has radiator fan 13, be convenient for switching power supply 1 heat dissipation, fixed frame 12 is kept away from switching power supply 1 one side fixed mounting and is had dust screen 14, be favorable to preventing that the dust from getting into inside the shield 3 through vent 11.

The working principle of the embodiment is as follows:

during the use, install dust cover 3 in mounting panel 2 upper surface, make switching power supply 1 be located dust cover 3, can protect switching power supply 1, when not using, can protect switching power supply 1's power source interface 10 through upset shield 8 with dust plug 9 card income power hole 4 in, start radiator fan 13 when needing to dispel the heat, make left side vent 11 air inlet, right side vent 11 air-out can dispel the heat to switching power supply 1.

On the basis of the first embodiment, the upper surface of the mounting plate 2 is provided with four clamping grooves 15, the lower surface of the dust cover 3 is fixedly provided with four clamping pins 16, the clamping grooves 15 are matched with the clamping pins 16, the clamping pins 16 are conveniently clamped into the clamping grooves 15, the dust cover 3 is conveniently mounted on the mounting plate 2, and meanwhile, the dust cover 3 is also conveniently detached.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a relay microcomputer protection switching power supply that dust resistance is good, includes switching power supply (1), its characterized in that: the outer surface of the switching power supply (1) is provided with a dustproof mechanism;

the dustproof mechanism comprises a mounting plate (2) fixedly mounted on the lower surface of a switching power supply (1), a dust cover (3) is movably mounted on the upper surface of the mounting plate (2), a power hole (4) is formed in the front surface of the dust cover (3), two fixing blocks (5) which are located above the power hole (4) and are two in number are fixedly mounted on the front surface of the dust cover (3), a rotating rod (6) is rotatably mounted between the surfaces of the opposite sides of the fixing blocks (5), a connecting block (7) is fixedly mounted on the surface of the rotating rod (6), a dust cover (8) is fixedly mounted on one side of the connecting block (7) away from the rotating rod (6), and a dust plug (9) is fixedly mounted on one side surface of the dust cover (8) close to the dust cover (3).

2. The relay microcomputer protection switching power supply with good dustproof performance according to claim 1, wherein: the front surface of the switching power supply (1) is provided with a power supply interface (10), and the power supply interface (10) is positioned in the power supply hole (4).

3. The relay microcomputer protection switching power supply with good dustproof performance according to claim 1, wherein: the length and width of the dust cover (8) are larger than those of the power hole (4).

4. The relay microcomputer protection switching power supply with good dustproof performance according to claim 1, wherein: the external shape and the size of the dust plug (9) are matched with the internal shape and the size of the power hole (4).

5. The relay microcomputer protection switching power supply with good dustproof performance according to claim 1, wherein: the left surface and the right surface of the dust cover (3) are provided with ventilation openings (11).

6. The relay microcomputer protection switching power supply with good dustproof performance according to claim 5, wherein: the inner side of the ventilation opening (11) is fixedly provided with a fixed frame (12), and the fixed frame (12) is internally and fixedly provided with a cooling fan (13).

7. The high-dustproof relay microcomputer protection switching power supply according to claim 6, wherein: and a dust screen (14) is fixedly arranged on one side, far away from the switching power supply (1), of the fixed frame (12).

8. The relay microcomputer protection switching power supply with good dustproof performance according to claim 1, wherein: the anti-dust device is characterized in that four clamping grooves (15) are formed in the upper surface of the mounting plate (2), four clamping pins (16) are fixedly arranged on the lower surface of the dust cover (3), and the clamping grooves (15) are matched with the clamping pins (16).