CN215956967U

CN215956967U - Modular DC regulated power supply

Info

Publication number: CN215956967U
Application number: CN202122529260.6U
Authority: CN
Inventors: 瞿金奇; 程海平
Original assignee: Zhongkeguo Micro Technology Shenzhen Co ltd
Current assignee: Zhongkeguo Micro Technology Shenzhen Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-04
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a modularized direct current stabilized power supply, which belongs to the technical field of direct current stabilized power supplies and comprises a power supply shell, wherein a cylinder penetrates through the top end of the power supply shell, an air suction fan and a screen are fixedly connected inside the cylinder through bolts, the screen is positioned above the air suction fan, two fixed blocks and a circuit board are arranged inside the power supply shell, the circuit board is positioned between the two fixed blocks, a connecting rod is arranged inside the fixed blocks, a rotating plate is sleeved outside the connecting rod, and a lengthening screw rod is connected on the rotating plate in a threaded manner. The problem of traditional constant voltage power supply radiating efficiency low is solved.

Description

Modular DC regulated power supply

Technical Field

The utility model relates to the technical field of direct-current stabilized power supplies, in particular to a modularized direct-current stabilized power supply.

Background

The dc regulated power supply refers to a power supply in which the output voltage of the dc regulated power supply changes due to factors such as ambient temperature, load size, and input voltage.

Direct current constant voltage power supply mostly dispels the heat through the louvre, but the radiating efficiency is low, can't solve the condition that direct current constant voltage power supply generates heat well, consequently, needs modularization direct current constant voltage power supply to solve above problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a modularized direct-current stabilized power supply, which overcomes the defects of the prior art and aims to solve the problems that the conventional direct-current stabilized power supply mostly radiates heat through radiating holes, but the radiating efficiency is low, and the heating condition of the direct-current stabilized power supply cannot be well solved.

In order to achieve the purpose, the utility model provides the following technical scheme: modularization direct current regulated power supply, including the power casing, the drum has been run through on the top of power casing, bolt fixedly connected with aspiration fan and screen cloth are passed through to the inside of drum, the screen cloth is located the top of aspiration fan, the inside of power casing is provided with two fixed blocks and circuit board, the circuit board is located between two fixed blocks, the inside of fixed block is provided with the connecting rod, the outside cover of connecting rod is equipped with changes the board, threaded connection has the extension screw on changeing the board, the bottom of extension screw is provided with the briquetting, the top of circuit board is provided with heat conduction silica gel layer.

As a preferred technical solution of the present invention, an observation window is disposed on a front surface wall of the power supply housing, and the observation window has a rectangular parallelepiped structure.

As a preferred technical scheme of the utility model, the screen is a stainless steel net.

In a preferred embodiment of the present invention, the diameter of the screen is adapted to the diameter of the cylinder.

As a preferred technical scheme of the utility model, the rotating plate is provided with a round hole matched with the connecting rod, and the inner surface wall of the round hole is fixedly adhered with a rubber pad through glue.

As a preferable technical scheme of the utility model, the pressing block is a rubber block, and the bottom end of the pressing block is provided with an anti-skid bulge.

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

according to the utility model, heat in the power supply shell can be discharged through the cylinder by the suction fan, so that air inside and outside the power supply shell is exchanged, the heat dissipation efficiency of components in the power supply shell is increased, the number of mosquitoes entering the power supply shell can be effectively reduced by the screen in the cylinder, the heat dissipation efficiency is high, and the problem of low heat dissipation efficiency of the traditional direct-current stabilized power supply is solved.

The rotating plate can be rotated through the matching of the connecting rod and the round hole, the pressing position of the pressing block can be conveniently adjusted, the flexibility of the use of the rotating plate is improved, and then the lengthening screw rod on the rotating plate is rotated clockwise, so that the lengthening screw rod drives the pressing block to press on the circuit board, the circuit board is secondarily reinforced, and the mounting stability of the circuit board is improved.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic top view of the rotating plate of the present invention.

Description of reference numerals:

1. a cylinder; 2. an air suction fan; 3. screening a screen; 4. a power supply housing; 5. a fixed block; 6. rotating the plate; 7. a circuit board; 8. a heat conductive silica gel layer; 9. briquetting; 10. a connecting rod; 11. lengthening the screw; 12. an observation window; 13. a circular hole.

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. 1-3, a modular dc regulated power supply includes a power supply housing 4, a cylinder 1 penetrates through the top end of the power supply housing 4, an observation window 12 is disposed on the front surface wall of the power supply housing 4, the observation window 12 is of a rectangular structure, the using condition inside the power supply housing 4 can be observed through the observation window 12, a damaged component can be found in time, a suction fan 2 and a screen 3 are fixedly connected inside the cylinder 1 through bolts, the screen 3 is located above the suction fan 2, the suction fan 2 can extract heat inside the power supply housing 4 to increase the heat dissipation efficiency of the component inside the power supply housing 4, the screen 3 is a stainless steel mesh, the service life of the screen 3 is prolonged through the stainless steel mesh, the screen 3 can reduce the number of mosquitoes entering the power supply housing 4, the inside of the power supply housing 4 is kept neat, and the diameter of the screen 3 is matched with the aperture of the cylinder 1, the gap between the screen 3 and the cylinder 1 can be reduced to avoid affecting the anti-mosquito effect.

Specifically, please refer to fig. 1 and 3, the inside of power casing 4 is provided with two fixed blocks 5 and circuit board 7, circuit board 7 is located between two fixed blocks 5, the inside of fixed block 5 is provided with connecting rod 10, fixed block 5 and connecting rod 10 formula structure as an organic whole, be convenient for alleviate the installation degree of difficulty, the outside cover of connecting rod 10 is equipped with changes board 6, it is stainless steel plate to change board 6, the hardness and the toughness of changeing board 6 have been increased, the life of change board 6 is prolonged, threaded connection has extension screw 11 on changeing board 6, the round hole 13 with connecting rod 10 looks adaptation is seted up on changeing board 6, and the interior table wall of round hole 13 is pasted through glue and is fixed with the rubber pad, can realize changeing the rotation of board 6 on connecting rod 10 through round hole 13, adjust the position of extension screw 11 through rotating, it is nimble to use.

Specifically, referring to fig. 1, a pressing block 9 is arranged at the bottom end of the extension screw 11, the pressing block 9 is a rubber block, an anti-skid protrusion is arranged at the bottom end of the pressing block 9, abrasion of the pressing block 9 to the circuit board 7 is reduced, a heat conduction silicone layer 8 is arranged above the circuit board 7, the heat conduction silicone layer 8 and the circuit board 7 are fixed through bolts, the heat conduction silicone layer 8 can absorb heat produced by electronic components on the circuit board 7, and the heat dissipation efficiency of the circuit board 7 is improved.

The working principle is as follows: when using, operating personnel accessible power button starts aspiration fan 3, the wind that aspiration fan 3 produced through the rotation passes through drum 1 with the inside heat of power casing 4 and discharges, make the inside and outside air exchange of power casing 4, increase the radiating efficiency of the inside components and parts of power casing 4, screen cloth 3 in drum 1 can effectively reduce the quantity of the inside mosquito of entering power casing 4, the inside clean and tidy degree of power casing 4 has been increased, the cooperation of connecting rod 10 and round hole 13 can realize changeing the rotation of board 6, be convenient for adjust the position that briquetting 9 pushed down, the flexibility that changes board 6 used has been increased, then rotate the extension screw 11 on the commentaries on classics board 6 clockwise, make extension screw 11 drive briquetting 9 and push down on circuit board 7, carry out the secondary reinforcement to circuit board 7, the stability of circuit board 7 installation has been increased.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Modularization direct current regulated power supply includes power supply housing (4), its characterized in that: the top of power casing (4) runs through and has had drum (1), the inside of drum (1) is through bolt fixedly connected with aspiration fan (2) and screen cloth (3), screen cloth (3) are located the top of aspiration fan (2), the inside of power casing (4) is provided with two fixed blocks (5) and circuit board (7), circuit board (7) are located between two fixed blocks (5), the inside of fixed block (5) is provided with connecting rod (10), the outside cover of connecting rod (10) is equipped with changes board (6), it has extension screw (11) to change threaded connection on board (6), the bottom of extension screw (11) is provided with briquetting (9), the top of circuit board (7) is provided with heat conduction silica gel layer (8).

2. The modular regulated dc power supply of claim 1, wherein: the front surface wall of the power supply shell (4) is provided with an observation window (12), and the observation window (12) is of a cuboid structure.

3. The modular regulated dc power supply of claim 1, wherein: the screen (3) is a stainless steel net.

4. The modular regulated dc power supply of claim 3, wherein: the diameter of the screen (3) is matched with the caliber of the cylinder (1).

5. The modular regulated dc power supply of claim 1, wherein: round holes (13) matched with the connecting rods (10) are formed in the rotating plate (6), and rubber pads are fixed to the inner surface walls of the round holes (13) through glue.

6. The modular regulated dc power supply of claim 1, wherein: the pressing block (9) is a rubber block, and the bottom end of the pressing block (9) is provided with an anti-skid bulge.