CN219577733U

CN219577733U - Waterproof type switching power supply

Info

Publication number: CN219577733U
Application number: CN202320794275.1U
Authority: CN
Inventors: 喻焕铭; 张贞福; 李毅
Original assignee: Shenzhen Kediman Electronic Technology Co ltd
Current assignee: Shenzhen Kediman Electronic Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-08-22
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a waterproof type switching power supply, and relates to the technical field of switching power supplies. The power supply comprises a power supply body, wherein a cover plate is arranged at the front end of the power supply body, a positioning plate is fixedly connected to the bottom of the power supply body, a side plate is arranged at the front end of the power supply body, a notch is formed in the top of the side plate, a positioning ring is fixedly connected to the outer side of the side plate, a bridge is fixedly connected to the top of the power supply body, a heat-conducting plate is fixedly installed on the inner side of the bridge, an organic box is fixedly connected to the top of the bridge, a fan is fixedly installed in the organic box, and clamping grooves are formed in two ends of the cover plate; the heat conduction plate is arranged to conduct heat from the power supply body, the vent hole of the conventional switch power supply is replaced for heat dissipation, external water is prevented from penetrating into the power supply body through the heat dissipation structure, meanwhile, the cover plate and the side plate are matched with each other at the wiring part, the power supply subordinate equipment connector is surrounded, external water is prevented from penetrating into the connector interface part, and therefore the waterproof purpose is achieved.

Description

Waterproof type switching power supply

Technical Field

The utility model relates to the technical field of switching power supplies, in particular to a waterproof switching power supply.

Background

A switching power supply, also called a switching power supply or a switching converter, is a high-frequency electric energy conversion device. The function is to convert a standard voltage into a voltage or current required by the user terminal through different types of structures.

In the prior art, a switch power supply is generally arranged into a square box body structure, a hole and slot structure is arranged on a shell of the switch power supply for heat dissipation, but the heat dissipation structure can form a water flow channel when meeting water, so that electronic elements in the switch power supply are damaged when meeting water.

Disclosure of Invention

The utility model provides a waterproof type switching power supply, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the waterproof switch power supply comprises a power supply body, wherein a cover plate is arranged at the front end of the power supply body;

the power supply comprises a power supply body, wherein the bottom of the power supply body is fixedly connected with a positioning plate, the front end of the power supply body is provided with a side plate, the top of the side plate is provided with a notch, the outer side of the side plate is fixedly connected with a positioning ring, the top of the power supply body is fixedly connected with a bridge, the inner side of the bridge is fixedly provided with a heat-conducting plate, the top of the bridge is fixedly connected with an organic box, and the interior of the organic box is fixedly provided with a fan;

clamping grooves are formed in two ends of the cover plate, plug bolts are fixedly connected to the bottom of the cover plate, and pressing plates are fixedly connected to the front end of the cover plate.

Further, the front end of the power supply body is provided with a wiring terminal, the wiring terminal is arranged on the inner side of the side plate, and the pressing plate corresponds to the wiring terminal.

Further, the two ends of the cover plate protrude downwards, and the notch is matched with the clamping groove.

Further, the plug is matched with the positioning ring, a positioning bolt is connected to the side surface of the positioning ring in a threaded mode, and the positioning bolt is connected with the plug in a threaded mode.

Furthermore, the two sides of the bridge are inclined planes, the heat conducting plates are uniformly arranged in the bridge at equal intervals, and the fan is suspended in the machine box and points to the heat conducting plates.

Further, the lower end of the heat conducting plate extends to the power supply body to be in contact with the PCB in the power supply body, and a mechanical seal is arranged between the heat conducting plate and the power supply body shell.

Compared with the prior art, the utility model provides a waterproof type switching power supply, which has the following beneficial effects:

this waterproof type switching power supply derives heat in the power supply body through setting up the heat-conducting plate, replaces conventional switching power supply's ventilation hole heat dissipation, has avoided external water to permeate inside the power supply body through heat radiation structure, and at wiring portion simultaneously, utilizes apron and curb plate to mutually support, plays the surrounding effect to power supply subordinate equipment joint, prevents external water infiltration joint interface portion to reach waterproof purpose.

Drawings

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

FIG. 2 is a schematic diagram of a power body structure of the present utility model;

FIG. 3 is a schematic diagram of a cover plate structure according to the present utility model;

fig. 4 is a cross-sectional view of the case of the present utility model.

In the figure: 1. a power supply body; 11. a positioning plate; 12. a side plate; 13. a notch; 14. a positioning ring; 15. a bridge; 16. a heat conductive plate; 17. a machine box; 18. a blower; 2. a cover plate; 21. a clamping groove; 22. a plug; 23. and (5) pressing plates.

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. 1-4, the utility model discloses a waterproof switch power supply, which comprises a power supply body 1, wherein a cover plate 2 is arranged at the front end of the power supply body 1; the power supply comprises a power supply body 1, wherein a positioning plate 11 is fixedly connected to the bottom of the power supply body 1, a side plate 12 is arranged at the front end of the power supply body 1, a notch 13 is formed in the top of the side plate 12, a positioning ring 14 is fixedly connected to the outer side of the side plate 12, a bridge 15 is fixedly connected to the top of the power supply body 1, a heat-conducting plate 16 is fixedly installed on the inner side of the bridge 15, an organic box 17 is fixedly connected to the top of the bridge 15, and a fan 18 is fixedly installed in the organic box 17; clamping grooves 21 are formed in two ends of the cover plate 2, plug bolts 22 are fixedly connected to the bottom of the cover plate 2, and pressing plates 23 are fixedly connected to the front end of the cover plate 2.

Specifically, the front end of the power supply body 1 is provided with a terminal, the terminal is disposed inside the side plate 12, and the pressing plate 23 corresponds to the terminal.

In this embodiment, when the cover plate 2 is assembled at the front end of the power supply body 1, the pressing plate 23 and the side plate 12 are mutually matched, and the butt joint plays a role in wrapping.

Specifically, the two ends of the cover plate 2 protrude downwards, and the notch 13 is adapted to the clamping groove 21.

In this embodiment, in the process of combining the cover plate 2 and the power supply body 1, the notch 13 on the side plate 12 is matched with the clamping groove 21, and the notch 13 is used to form a zigzag seam, so as to reduce water seepage.

Specifically, the plug 22 is adapted to the positioning ring 14, and a positioning bolt is screwed on a side surface of the positioning ring 14 and is screwed with the plug 22.

In this embodiment, when the cover plate 2 is combined with the power supply body 1, the plug 22 is inserted into the positioning ring 14, and the positioning bolt is used for reinforcement, so as to reinforce the position of the cover plate 2.

Specifically, the two sides of the bridge 15 are inclined planes, the heat conducting plates 16 are uniformly arranged in the bridge 15 at equal intervals, and the fan 18 is suspended in the machine box 17 and points to the heat conducting plates 16.

In this embodiment, the two sides of the bridge 15 are provided with inclined surfaces, so that the heat dissipation air flow can be quickly moved upwards from the two sides of the bridge 15, and the fan 18 blows the air flow to the heat conducting plate 16 when working, so as to play a role in heat dissipation of the heat conducting plate 16.

Specifically, the lower end of the heat conducting plate 16 extends to the power supply body 1 to contact with the PCB board in the power supply body 1, and a mechanical seal is arranged between the heat conducting plate 16 and the casing of the power supply body 1.

In this embodiment, the PCB board is the main heating part during the operation of the power supply body 1, and the heat is conducted between the power supply body 1 and the bridge 15 through the heat conducting plate 16, so as to facilitate heat removal.

When the power supply is used, the power supply body 1 is arranged in the superior equipment through the positioning plate 11, the electric connection structure is combined at the front end of the power supply body 1, the cover plate 2 is buckled at the front end of the power supply body 1, the plug 22 is inserted into the positioning ring 14, bolts are inserted into the positioning ring 14 and the plug 22 for fixing, when the power supply body 1 works, heat is generated in the power supply body 1 and is conducted to a part between the bridge 15 and the power supply body 1 through the heat conducting plate 16, the fan 18 continuously works, and the air blowing and heat dissipation effects on the heat conducting plate 16 are achieved.

In summary, according to the waterproof switch power supply, heat in the power supply body 1 is led out through the heat conducting plate 16, the vent hole of the conventional switch power supply is replaced, external water is prevented from penetrating into the power supply body 1 through the heat radiating structure, meanwhile, at the wiring part, the cover plate 2 and the side plate 12 are mutually matched, the power supply subordinate equipment joint is surrounded, the external water is prevented from penetrating into the joint interface part, and therefore the waterproof purpose is achieved.

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. Waterproof type switching power supply, including power supply body (1), its characterized in that: the front end of the power supply body (1) is provided with a cover plate (2);

the novel power supply comprises a power supply body (1), wherein a positioning plate (11) is fixedly connected to the bottom of the power supply body (1), a side plate (12) is arranged at the front end of the power supply body (1), a notch (13) is formed in the top of the side plate (12), a positioning ring (14) is fixedly connected to the outer side of the side plate (12), a bridge frame (15) is fixedly connected to the top of the power supply body (1), a heat-conducting plate (16) is fixedly arranged on the inner side of the bridge frame (15), an organic box (17) is fixedly connected to the top of the bridge frame (15), and a fan (18) is fixedly arranged in the machine box (17);

clamping grooves (21) are formed in two ends of the cover plate (2), plug bolts (22) are fixedly connected to the bottom of the cover plate (2), and pressing plates (23) are fixedly connected to the front end of the cover plate (2).

2. A waterproof switching power supply as claimed in claim 1, wherein: the front end of the power supply body (1) is provided with a wiring terminal, the wiring terminal is arranged on the inner side of the side plate (12), and the pressing plate (23) corresponds to the wiring terminal.

3. A waterproof switching power supply as claimed in claim 1, wherein: the two ends of the cover plate (2) protrude downwards, and the notch (13) is matched with the clamping groove (21).

4. A waterproof switching power supply as claimed in claim 1, wherein: the plug (22) is matched with the positioning ring (14), a positioning bolt is connected to the side surface of the positioning ring (14) in a threaded mode, and the positioning bolt is connected with the plug (22) in a threaded mode.

5. A waterproof switching power supply as claimed in claim 1, wherein: the two sides of the bridge frame (15) are inclined planes, the heat conducting plates (16) are uniformly arranged in the bridge frame (15) at equal intervals, and the fan (18) is suspended in the machine box (17) and points to the heat conducting plates (16).

6. A waterproof switching power supply as claimed in claim 1, wherein: the lower end of the heat conducting plate (16) extends to the power supply body (1) to be in contact with the PCB in the power supply body (1), and a mechanical seal is arranged between the heat conducting plate (16) and the shell of the power supply body (1).