CN213341972U

CN213341972U - Protection assembly of switching power supply

Info

Publication number: CN213341972U
Application number: CN202021775435.0U
Authority: CN
Inventors: 孙阳; 赵常瑞; 朱继华; 盛小青
Original assignee: Changzhou Guyu Power Supply Co Ltd
Current assignee: Jiangsu Jiuhaozhou Construction Engineering Co.,Ltd.
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-06-01
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a protection component of a switching power supply, which comprises a switching power supply body and an installation structure, and can effectively improve the structural strength of the switching power supply by arranging a high-strength elastic ball, thereby preventing the switch power supply from being damaged under the impact of external force and ensuring the safety of the switch power supply, when the temperature is overhigh, the heat radiation fan cools the interior of the switch power supply, and when the fan can not work for cooling, the alarm makes a sound to remind maintenance personnel to cut off the power manually, thereby ensuring the heat dissipation effect of the equipment, the shell structure and the inner surface of the cover body are provided with the insulating layer, can avoid switching power supply body and casing or external static to take place the contact through the insulating layer, be equipped with dustproof filter cloth on the bleeder vent, avoid the operating conditions that a large amount of accumulations of dust can influence switching power supply body, prolong the life of equipment.

Description

Protection assembly of switching power supply

Technical Field

The utility model relates to a switching power supply technical field specifically is a switching power supply's protection subassembly.

Background

The switching power supply is a power supply which utilizes modern power electronic technology to control the on-off time ratio of a switching tube and maintain stable output voltage, and generally consists of a Pulse Width Modulation (PWM) control IC and a MOSFET. With the development and innovation of power electronic technology, the technology of the switching power supply is continuously innovated. At present, the switching power supply is widely applied to almost all electronic devices, and is an indispensable power supply mode for the rapid development of the electronic information industry at present.

The conventional switching power supply can generate a large amount of heat when in use, but the protection device for the switching power supply has weak heat dissipation performance and cannot perform effective and rapid heat dissipation on the switching power supply, so that the protection effect of the protection device is reduced, a lot of dust can be contacted at the heat dissipation port, the working condition of the switching power supply body can be influenced by a large amount of accumulated dust, and some dust is charged with static electricity, so that the switching power supply is easy to explode; the switching power supply has weaker structural performance, is easy to damage when being impacted by external force, and reduces the service life of equipment.

To above-mentioned problem, in order to improve switching power supply's barrier propterty, prolong its life, the utility model provides a switching power supply's protection subassembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a switching power supply's protection subassembly has that heat dispersion is good, barrier propterty is strong and long service life's advantage, has solved the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protection assembly of a switching power supply comprises a switching power supply body and a mounting structure, wherein the mounting structure is fixed at the side end of the switching power supply body, the switching power supply body comprises a shell structure, a heat dissipation device, a circuit breaker, an alarm, a circuit board, a temperature sensor, a cover body, air holes and a single chip microcomputer, the heat dissipation device is mounted on the inner wall of the shell structure, the circuit breaker and the alarm are arranged at the lower end of the heat dissipation device, the circuit board is mounted in the shell structure, the temperature sensor is arranged above the circuit board, the air holes are formed in the outer wall of the shell structure, and the; the mounting structure comprises a mounting plate and a mounting clamping groove, and the mounting clamping groove is arranged in an inner cavity of the mounting plate.

Further, shell structure includes shell body, high strength bouncing ball and interior casing, is equipped with multiunit high strength bouncing ball between shell body and the interior casing.

Further, the heat dissipation device comprises a motor and a heat dissipation fan, and the motor is connected with the heat dissipation fan in a driving mode.

Furthermore, dustproof filter cloth is arranged on the air holes.

Furthermore, the heat dissipation devices are provided with two groups, and a single chip microcomputer is arranged between the two groups of heat dissipation devices.

Further, the inner surfaces of the shell structure and the cover body are provided with insulating layers.

Furthermore, the output end of the temperature sensor is electrically connected with the input end of the single chip microcomputer, and the output end of the single chip microcomputer is electrically connected with the input ends of the heat dissipation device, the circuit breaker and the alarm.

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

1. the utility model provides a pair of switching power supply's protection subassembly through setting up high strength bounce ball, can effectively improve switching power supply's structural strength, and then can prevent that switching power supply from damaging under the external force strikes, has guaranteed switching power supply's security.

2. The utility model provides a pair of switching power supply's protection component, through setting up heat abstractor, when the high temperature, radiator fan cools down to switching power supply inside to when the unable competent cooling during operation of fan, the alarm makes a sound, reminds the manual outage of maintainer, has guaranteed the radiating effect of equipment.

3. The utility model provides a pair of switching power supply's protection subassembly, the internal surface of shell structure and lid is provided with the insulating layer, can avoid switching power supply body and casing or external static to take place the contact through the insulating layer, is equipped with dustproof filter cloth on the bleeder vent, avoids a large amount of accumulations of dust to influence the behavior of switching power supply body, has prolonged the life of equipment.

Drawings

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

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

FIG. 3 is a schematic view of a partial structure of the present invention;

fig. 4 is a schematic view of the mounting structure of the switching power supply body of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a switching power supply body; 11. a housing structure; 111. an outer housing; 112. a high strength bouncing ball; 113. an inner housing; 12. a heat sink; 121. a motor; 122. a heat radiation fan; 13. a circuit breaker; 14. an alarm; 15. a circuit board; 16. a temperature sensor; 17. a cover body; 18. air holes are formed; 181. dustproof filter cloth; 19. a single chip microcomputer; 2. a mounting structure; 21. mounting a plate; 22. and installing a clamping 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, a protection assembly for a switching power supply includes a switching power supply body 1 and a mounting structure 2, the mounting structure 2 is fixed at a side end of the switching power supply body 1, the switching power supply body 1 includes a casing structure 11, a heat dissipation device 12, a circuit breaker 13, an alarm 14, a circuit board 15, a temperature sensor 16, a cover 17, an air vent 18 and a single chip 19, the heat dissipation device 12 is installed at an inner wall of the casing structure 11, the casing structure 11 includes an outer casing 111, a high strength elastic ball 112 and an inner casing 113, a plurality of sets of high strength elastic balls 112 are arranged between the outer casing 111 and the inner casing 113, the structural strength of the switching power supply can be effectively improved by arranging the high strength elastic balls 112, thereby preventing the switching power supply from being damaged under external impact, ensuring the safety of the switching power supply, the heat dissipation device 12 includes a motor 121 and a heat dissipation fan 122, the circuit breaker 13 and the alarm 14 are arranged at the lower end of the heat dissipation device 12, by arranging the heat dissipation device 12, when the temperature is too high, the heat dissipation fan 122 cools the interior of the switch power supply, and when the fan cannot adequately cool, the alarm 14 makes a sound to remind a maintainer to manually power off, thereby ensuring the heat dissipation effect of the equipment, the circuit board 15 is arranged in the shell structure 11, the temperature sensor 16 is arranged above the circuit board 15, the air holes 18 are arranged on the outer wall of the shell structure 11, the dustproof filter cloth 181 is arranged on the air holes 18, thereby avoiding the working condition of the switch power supply body from being influenced by the large accumulation of dust, prolonging the service life of the equipment, the air holes 18 are arranged at the two ends of the cover body 17, the inner surfaces of the shell structure 11 and the cover body 17 are provided with insulating layers, and the switch power supply, heat abstractor 12 is equipped with two sets ofly, install singlechip 19 between two sets of heat abstractor 12, temperature sensor 16's output is connected with singlechip 19's input electricity, singlechip 19's output is connected with heat abstractor 12, circuit breaker 13 and alarm 14's input electricity all, mounting structure 2 includes mounting panel 21 and installation slot 22, installation slot 22 sets up the inner chamber at mounting panel 21, mounting structure 2's setting is convenient for fix switch on other articles.

In summary, the following steps: the utility model provides a protection component of switch power supply, including switch power supply body 1 and mounting structure 2, through setting up high strength bounce ball 112, can effectively improve switch power supply's structural strength, and then can prevent switch power supply from damaging under the external force impact, the security of switch power supply has been guaranteed, through setting up heat abstractor 12, when the temperature is too high, radiator fan 122 cools down the switch power supply inside, and when the fan can't be competent for the cooling work, alarm 14 makes a sound, remind maintainer manual power-off, the radiating effect of equipment has been guaranteed, the internal surface of casing structure 11 and lid 17 is provided with the insulating layer, can avoid switch power supply body and casing or external static to take place the contact through the insulating layer, be equipped with dustproof filter cloth 181 on bleeder vent 18, avoid the working condition that switch power supply body can be influenced by the large amount of accumulation of dust, the service life of the equipment is prolonged.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a switching power supply's protection component, includes switching power supply body (1) and mounting structure (2), and side, its characterized in that at switching power supply body (1) are fixed in mounting structure (2): the switching power supply body (1) comprises a shell structure (11), a heat dissipation device (12), a circuit breaker (13), an alarm (14), a circuit board (15), a temperature sensor (16), a cover body (17), air holes (18) and a single chip microcomputer (19), wherein the heat dissipation device (12) is installed on the inner wall of the shell structure (11), the circuit breaker (13) and the alarm (14) are arranged at the lower end of the heat dissipation device (12), the circuit board (15) is installed in the shell structure (11), the temperature sensor (16) is arranged above the circuit board (15), the air holes (18) are formed in the outer wall of the shell structure (11), and the air holes (18) are formed in two ends of the cover body (17); the mounting structure (2) comprises a mounting plate (21) and a mounting clamping groove (22), and the mounting clamping groove (22) is arranged in an inner cavity of the mounting plate (21).

2. A protection assembly for a switching power supply according to claim 1, wherein: the shell structure (11) comprises an outer shell (111), a high-strength elastic ball (112) and an inner shell (113), and a plurality of groups of high-strength elastic balls (112) are arranged between the outer shell (111) and the inner shell (113).

3. A protection assembly for a switching power supply according to claim 1, wherein: the heat dissipation device (12) comprises a motor (121) and a heat dissipation fan (122), and the motor (121) is connected with the heat dissipation fan (122) in a driving mode.

4. A protection assembly for a switching power supply according to claim 1, wherein: and dustproof filter cloth (181) is arranged on the air holes (18).

5. A protection assembly for a switching power supply according to claim 1, wherein: the heat dissipation devices (12) are provided with two groups, and a singlechip (19) is arranged between the two groups of heat dissipation devices (12).

6. A protection assembly for a switching power supply according to claim 1, wherein: and the inner surfaces of the shell structure (11) and the cover body (17) are provided with insulating layers.

7. A protection assembly for a switching power supply according to claim 1 and claim 5, wherein: the output end of the temperature sensor (16) is electrically connected with the input end of the single chip microcomputer (19), and the output end of the single chip microcomputer (19) is electrically connected with the input ends of the heat dissipation device (12), the circuit breaker (13) and the alarm (14).