CN216216466U

CN216216466U - Switching power supply with overheat protection function

Info

Publication number: CN216216466U
Application number: CN202122310346.XU
Authority: CN
Inventors: 刘民生
Original assignee: Beijing Shichuang Lianneng Technology Co ltd
Current assignee: Beijing Shichuang Lianneng Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-05
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of switching power supplies, and particularly discloses a switching power supply with an overheat protection function, which comprises a shell, wherein two sides of the bottom of the inner wall of the shell are fixedly connected with bases, the top of each base is fixedly connected with a positioning column, the surface of each positioning column is provided with a sleeve seat, the top of the surface of each positioning column is in threaded connection with a limiting sleeve, the inner side of each sleeve seat is fixedly connected with a switching power supply body, the top of the inner cavity of the shell is provided with a clamping seat, and the top of each clamping seat is fixedly connected with a ventilation cover plate. According to the utility model, the driving motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the light rod to rotate, the light rod drives the connecting seat to rotate, the connecting seat drives the fan blades to rotate, and heat in the shell is discharged through the rotation of the fan blades, so that the advantage of an overheat protection function is achieved, and the problem that the conventional switching power supply does not have the overheat protection function when in use is solved.

Description

Switching power supply with overheat protection function

Technical Field

The utility model relates to the technical field of switching power supplies, in particular to a switching power supply with an overheat protection function.

Background

The switch mode power supply is also called as exchange power supply, switch converter, it is a high frequency electric energy conversion device, it is a kind of power supply, its function is to change the voltage of a reference position into the voltage or current that the user end needs through the different form framework, the input of the switch power supply is AC power supply or DC power supply mostly, and the output is the equipment that needs DC power supply mostly, and the existing switch power supply does not possess the function of overheat protection when using, produce a large amount of high temperatures easily when the switching power supply working process usually, if the heat dissipation influences the service life of its internal component easily in time, therefore it is not convenient for people to use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the switching power supply with the overheat protection function, which has the advantage of the overheat protection function and solves the problems that the conventional switching power supply does not have the overheat protection function in use, a large amount of high temperature is easily generated in the working process of the conventional switching power supply, and the service life of internal elements is easily influenced if the heat is not dissipated in time, so that the switching power supply is inconvenient for people to use.

The utility model relates to a switching power supply with an overheat protection function, which comprises a shell, wherein two sides of the bottom of the inner wall of the shell are fixedly connected with a base, the top of the base is fixedly connected with a positioning column, the surface of the positioning column is provided with a sleeve seat, the top of the surface of the positioning column is in threaded connection with a limiting sleeve, the inner side of the sleeve seat is fixedly connected with a switching power supply body, the top of the inner cavity of the shell is provided with a clamping seat, the top of the clamping seat is fixedly connected with a ventilation cover plate, two sides of the inner wall of the clamping seat are fixedly connected with supporting plates, the inner sides of the supporting plates are fixedly connected with a fixed box, the right side of the bottom of the inner wall of the fixed box is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving gear, the left side of the driving gear is engaged with a driven gear, and the inner cavity of the driven gear is fixedly connected with a polished rod, the top fixedly connected with connecting seat of polished rod, the equal fixedly connected with flabellum in both sides of connecting seat, the bottom of polished rod is installed the brush cleaner.

The switching power supply with the overheat protection function is characterized in that the bottom of the inner wall of the shell is provided with a plurality of ventilation openings, the ventilation openings are distributed on the inner wall of the shell at equal intervals, and the ventilation openings are positioned at the bottom of the switching power supply body.

The switching power supply with the overheat protection function is characterized in that a sleeve hole is formed in the inner cavity of the sleeve seat, the diameter of the sleeve hole is larger than that of the positioning column, and the inner wall of the sleeve hole is movably connected with the surface of the positioning column.

The switching power supply with the overheat protection function is characterized in that bearing seats are embedded in the top and the bottom of the inner wall of the fixed box, and the inner ring of each bearing seat is movably connected with the surface of a polished rod.

The switching power supply with the overheat protection function is characterized in that the bottom of the polished rod is fixedly connected with the top plate, the bottom of the top plate is fixedly connected with the top of the cleaning brush, and the bottom of the cleaning brush is in contact with the top of the switching power supply body.

The switching power supply with the overheat protection function is characterized in that the inner cavity of the supporting plate is fixedly connected with a dustproof net, and the inner cavity of the dustproof net is provided with dustproof holes.

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

1. the utility model drives the driving gear to rotate through the driving motor, drives the driven gear to rotate through the driving gear, drives the polished rod to rotate through the driven gear, drives the connecting seat to rotate through the polished rod, drives the fan blade to rotate through the connecting seat, and discharges heat in the shell through the rotation of the fan blade, thereby achieving the advantage of an overheat protection function, and solving the problems that the existing switching power supply does not have the overheat protection function when in use, a large amount of high temperature is easy to generate in the working process of the switching power supply generally, and the service life of internal elements is easy to influence if the heat is not dissipated in time, so that the switching power supply is inconvenient for people to use.

2. According to the utility model, the dust on the surface of the switch power supply body is cleaned through the arrangement of the cleaning brush, the dust is prevented from falling into the surface of the switch power supply body, and the sleeve seat can be smoothly sleeved on the surface of the positioning column through the arrangement of the sleeve hole, so that the switch power supply body is convenient to install and remove.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

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

FIG. 2 is a cross-sectional view of the cartridge structure of the present invention;

FIG. 3 is a cross-sectional view of the stationary box structure of the present invention;

fig. 4 is a partially enlarged schematic view of a portion a of fig. 1.

In the figure: 1. a housing; 2. a vent cover plate; 3. a polish rod; 4. a card holder; 5. a base; 6. a top plate; 7. cleaning with a brush; 8. a switching power supply body; 9. a vent; 10. a support plate; 11. a fan blade; 12. a fixed box; 13. a connecting seat; 14. a dust screen; 15. a driven gear; 16. a bearing seat; 17. a driving gear; 18. a drive motor; 19. a limiting sleeve; 20. a sleeve seat; 21. trepanning; 22. and a positioning column.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The shell 1, the ventilation cover plate 2, the polished rod 3, the clamping seat 4, the base 5, the top plate 6, the cleaning brush 7, the switching power supply body 8, the ventilation opening 9, the supporting plate 10, the fan blades 11, the fixed box 12, the connecting seat 13, the dust screen 14, the driven gear 15, the bearing seat 16, the driving gear 17, the driving motor 18, the limiting sleeve 19, the sleeve seat 20, the sleeve hole 21 and the positioning column 22 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the cleaning brush can be known by a technical manual or a conventional experimental method.

Referring to fig. 1-4, the switching power supply with overheat protection function of the present invention comprises a casing 1, wherein two sides of the bottom of the inner wall of the casing 1 are fixedly connected with a base 5, the top of the base 5 is fixedly connected with a positioning column 22, the surface of the positioning column 22 is provided with a sleeve seat 20, the top of the surface of the positioning column 22 is in threaded connection with a limit sleeve 19, the inner side of the sleeve seat 20 is fixedly connected with a switching power supply body 8, the top of the inner cavity of the casing 1 is provided with a clamping seat 4, the top of the clamping seat 4 is fixedly connected with a ventilation cover plate 2, two sides of the inner wall of the clamping seat 4 are fixedly connected with a support plate 10, the inner side of the support plate 10 is fixedly connected with a fixed box 12, the right side of the bottom of the inner wall of the fixed box 12 is fixedly connected with a driving motor 18, the output end of the driving motor 18 is fixedly connected with a driving gear 17, the left side of the driving gear 17 is engaged with a driven gear 15, the inner cavity of the driven gear 15 is fixedly connected with a polish rod 3, the top fixedly connected with connecting seat 13 of polished rod 3, the equal fixedly connected with flabellum 11 in both sides of connecting seat 13, wiper 7 is installed to the bottom of polished rod 3.

Vent 9 has been seted up to the bottom of casing 1 inner wall, and the quantity of vent 9 is a plurality of, and vent 9 is the equidistance and distributes in the inner wall of casing 1, and vent 9 is located the bottom of switching power supply body 8.

Trepanning 21 has been seted up to the inner chamber of cover seat 20, and the diameter of trepanning 21 is greater than the diameter of reference column 22, and the inner wall of trepanning 21 and the surperficial swing joint of reference column 22, through the setting of trepanning 21, make the surface that embolias reference column 22 that cover seat 20 can be smooth to the convenience is installed and is demolishd switching power supply body 8's position.

Bearing blocks 16 are embedded into the top and the bottom of the inner wall of the fixed box 12, the inner ring of each bearing block 16 is movably connected with the surface of the polish rod 3, and friction force between the polish rod 3 and the fixed box 12 is reduced through the arrangement of the bearing blocks 16, so that the polish rod 3 can rotate more smoothly in the fixed box 12.

The bottom fixedly connected with roof 6 of polished rod 3, the bottom of roof 6 and the top fixed connection of wiper 7, the bottom of wiper 7 and the top contact of switching power supply body 8 through the setting of wiper 7, clean the dust on switching power supply body 8 surface, prevent that the surface of switching power supply body 8 can fall into the dust.

The inner cavity of the supporting plate 10 is fixedly connected with a dust screen 14, and the inner cavity of the dust screen 14 is provided with a dust hole.

In the use of the utility model: at first, drive driving gear 17 through driving motor 18 and rotate, drive driven gear 15 through driving gear 17 and rotate, drive polished rod 3 through driven gear 15 and rotate, and polished rod 3 rotates in the inside of bearing frame 16, drive connecting seat 13 through polished rod 3 and rotate, drive flabellum 11 through connecting seat 13 and rotate, heat emission in with casing 1 through the rotation of flabellum 11, simultaneously polished rod 3's rotation drives roof 6 and rotates, the rotation through roof 6 drives brush cleaner 7 and rotates, the dust on 8 surfaces of switching power supply body is cleaned through brush cleaner 7's rotation (the electrical components that appear in this paper all with external master controller with 220V commercial power electricity connection, and the master controller can play the conventional known equipment of control for the computer etc.).

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A switching power supply with an overheat protection function, comprising a case (1), characterized in that: the improved energy-saving switch cabinet is characterized in that bases (5) are fixedly connected to two sides of the bottom of the inner wall of the shell (1), positioning columns (22) are fixedly connected to the top of the bases (5), sleeve seats (20) are mounted on the surfaces of the positioning columns (22), limiting sleeves (19) are connected to the top of the surfaces of the positioning columns (22) in a threaded manner, switch power supply bodies (8) are fixedly connected to the inner sides of the sleeve seats (20), clamping seats (4) are mounted at the top of the inner cavity of the shell (1), ventilating cover plates (2) are fixedly connected to the tops of the clamping seats (4), supporting plates (10) are fixedly connected to two sides of the inner wall of each clamping seat (4), fixed boxes (12) are fixedly connected to the inner sides of the supporting plates (10), driving motors (18) are fixedly connected to the right sides of the bottoms of the inner walls of the fixed boxes (12), and driving gears (17) are fixedly connected to the output ends of the driving motors (18), the left side meshing of driving gear (17) has driven gear (15), the inner chamber fixedly connected with polished rod (3) of driven gear (15), the top fixedly connected with connecting seat (13) of polished rod (3), the equal fixedly connected with flabellum (11) in both sides of connecting seat (13), sweeper brush (7) is installed to the bottom of polished rod (3).

2. The switching power supply with overheat protection function according to claim 1, wherein: vent (9) have been seted up to the bottom of casing (1) inner wall, the quantity of vent (9) is a plurality ofly, and vent (9) are the equidistance and distribute in the inner wall of casing (1), vent (9) are located the bottom of switching power supply body (8).

3. The switching power supply with overheat protection function according to claim 1, wherein: trepanning (21) have been seted up to the inner chamber of cover seat (20), the diameter of trepanning (21) is greater than the diameter of reference column (22), and the inner wall of trepanning (21) and the surface swing joint of reference column (22).

4. The switching power supply with overheat protection function according to claim 1, wherein: bearing seats (16) are embedded into the top and the bottom of the inner wall of the fixed box (12), and the inner rings of the bearing seats (16) are movably connected with the surface of the polish rod (3).

5. The switching power supply with overheat protection function according to claim 1, wherein: the bottom fixedly connected with roof (6) of polished rod (3), the bottom of roof (6) and the top fixed connection of brush cleaner (7), the bottom of brush cleaner (7) and the top contact of switching power supply body (8).

6. The switching power supply with overheat protection function according to claim 1, wherein: the inner cavity of the supporting plate (10) is fixedly connected with a dust screen (14), and a dust hole is formed in the inner cavity of the dust screen (14).