Switching power supply protection device

Abstract

The utility model relates to the technical field of switching power supplies, and discloses a switching power supply protection device which comprises a base, the top of the base is fixedly connected with a shell, the top of the shell is fixedly connected with two sliding rails, and the left side and the right side of the outer wall of the shell penetrate through and are fixedly connected with evenly-distributed limiting rings. Limiting rods penetrate through the inner diameter of the limiting ring and are slidably connected with the inner diameter of the limiting ring, one end of each limiting rod is fixedly connected with a connecting plate, the limiting rods penetrate through and extend to one side of the shell, the other ends of the limiting rods are fixedly connected with clamping plates, and the surfaces of the limiting rods are sleeved with second springs. According to the utility model, through the limiting groove, the fixing plate, the clamping plates, the limiting rod, the connecting plate and the second spring, during use, the switching power supply body is placed between the two clamping plates, then the clamping plates extrude the second spring to shrink water, and the limiting rod slides in the limiting ring according to specifications to limit the switching power supply body.

Description

Technical Field

[0001] The utility model relates to the technical field of switching power supplies, in particular to a switching power supply protection device. Background Art

[0002] During the use of switching power supplies, protection devices are widely used to protect switching power supplies. Switching power supplies, also known as switching power supplies or switching converters, are high-frequency power conversion devices and a type of power supply. Their function is to convert a voltage level into the voltage or current required by the user through different forms of architecture. The input of switching power supplies is mostly AC power or DC power, and the output is mostly equipment that requires DC power. Protection devices are also used during the use of switching power supplies.

[0003] After searching, the existing Chinese patent announcement number is: CN213426008U, which provides a switching power supply protection device. This patent, through the cooperation of the reset spring and the abutment plate, can make the abutment plate press against the switching power supply, ensure the stable placement of the switching power supply, and facilitate the removal of the switching power supply later. Through the cooperation of the set gears and racks, the gear rotation can be adjusted so that the switching power supply can slide out or slide into the protection box, avoiding the tediousness of disassembling the protection box every time the switching power supply is inspected and repaired.

[0004] Although the above patent can facilitate the maintenance and disassembly of the switching power supply, the above switching power supply protection device still has the following problems: when protecting the switching power supply, it cannot be adjusted according to the size of the switching power supply, and can only protect fixed specifications, which is limited and inconvenient to use.

[0005] In view of the above problems, a switching power supply protection device is proposed. Utility Model Content

[0006] The utility model aims to provide a switching power supply protection device, which solves the problem in the background art that the switching power supply cannot be adjusted according to the specifications.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a switching power supply protection device, comprising a base, a shell fixedly connected to the top of the base, two slide rails fixedly connected to the top of the shell, evenly distributed limit rings passing through and fixedly connected to the left and right sides of the outer wall of the shell, the inner diameter of the limit ring passes through and is slidably connected to a limit rod, one end of the limit rod is fixedly connected to a connecting plate, and the limit rod passes through and extends to one side of the shell, the other end of the limit rod is fixedly connected to a clamping plate, the surface of the limit rod is sleeved with a second spring, the rear side of the inner wall of the shell is fixedly connected to two limit grooves, the front sides of the inner walls of the two limit grooves are fixedly connected to evenly distributed first springs, the rear side of the first spring is fixedly connected to a fixing plate, and a heat dissipation component is arranged on the right side of the outer wall of the shell.

[0008] By adopting the above technical solution, the clamping plate is used to limit the left and right positions of the switching power supply, and then the fixing plate and the shell are used to limit the front and rear positions of the switching power supply, and it can be adjusted according to the specifications of the switching power supply body.

[0009] As a further description of the above technical solution: the heat dissipation component includes a support plate, the outer shell is fixedly connected to the support plate, the top of the support plate is fixedly connected to a filter bin, the top of the filter bin is fixedly connected to a top cover, the top of the top cover is penetrated by and slidably connected with a filter net, the left and right ends of the inner wall of the filter bin are provided with grooves, the rear end of the filter bin is penetrated by and fixedly connected with a fan, a first delivery pipe is arranged on the top of the fan, the front end of the first delivery pipe is penetrated by and fixedly connected with a second delivery pipe, the rear end of the second delivery pipe is penetrated by and fixedly connected with a third delivery pipe, and the bottom of the base is fixedly connected with heat dissipation fins.

[0010] By adopting the above technical solution, the heat dissipation component can dissipate heat when the switching power supply is working, thereby increasing the service life.

[0011] As a further description of the above technical solution: the two limit grooves are slidably connected to the fixed plate, and a switching power supply body is arranged at the rear end of the fixed plate.

[0012] By adopting the above technical solution, when the fixed plate moves, the limiting groove is limited.

[0013] As a further description of the above technical solution: evenly distributed heat dissipation holes are opened at the left end of the clamping plate.

[0014] By adopting the above technical solution, the heat dissipation holes can be clamped without affecting heat dissipation.

[0015] As a further description of the above technical solution: the groove is slidably connected to the filter screen, and a protrusion is fixedly connected to the top of the filter screen.

[0016] By adopting the above technical solution, the projection can be convenient for taking out the filter.

[0017] As a further description of the above technical solution: the third delivery pipe, the first delivery pipe, and the second delivery pipe penetrate and extend to one side of the shell.

[0018] By adopting the above technical solution, the transmission pipe is used to dissipate heat from the switching power supply in the housing.

[0019] As a further description of the above technical solution: a switching power supply body is arranged on the top of the base, and a switching power supply body is arranged between the two clamping plates.

[0020] By adopting the above technical solution, the clamping plate can limit the left and right positions of the power supply body.

[0021] As a further description of the above technical solution: a top plate is slidably connected between the two slide rails.

[0022] By adopting the above technical solution, the top plate can be easily installed using the slide rail.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a switching power supply protection device, which includes a limit groove, a fixing plate, a clamping plate, a limit rod, a connecting plate, and a second spring. When in use, the switching power supply body is placed between the two clamping plates, and then the clamping plate squeezes and contracts the second spring. The limit rod slides in the limit ring according to the specifications to limit the switching power supply body. Then the fixing plate squeezes the first spring and then slides in the limit groove. The fixing plate interacts with the shell to limit the front and rear positions of the switching power supply body. Then the top plate is slidably installed on the slide rail, so that protection for different specifications can be performed, and it is easy to use.

[0025] 2. The utility model provides a switching power supply protection device, which passes through a filter bin, a fan, a top cover, a filter, a first delivery pipe, a second delivery pipe, and a third delivery pipe. When the fan is started, the cold air from the outside will pass through the filter, and after being filtered, it will first enter the first delivery pipe, then be delivered to the second delivery pipe, and finally be delivered to the third delivery pipe. The cold air is delivered from different sides of the outer shell to dissipate the heat of the switching power supply body inside the outer shell. At the same time, the heat dissipation fins below also dissipate heat, thereby reducing the service life of the switching power supply body affected by excessive temperature. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0027] Figure 2 It is a top view of the internal structure of the utility model;

[0028] Figure 3 It is a front view of the overall structure of the utility model;

[0029] Figure 4 This is a diagram showing the internal structure of the utility model;

[0030] Figure 5 This is a schematic diagram of the filter bin structure of the utility model.

[0031] In the figure: 1. base; 2. shell; 3. heat dissipation fins; 4. top plate; 5. slide rails; 6. switch power supply body; 7. clamping plate; 8. heat dissipation holes; 9. limit grooves; 10. fixing plate; 11. first spring; 12. connecting plate; 13. limit rod; 14. bump; 15. limit ring; 16. second spring; 17. support plate; 18. filter compartment; 19. fan; 20. top cover; 21. filter screen; 22. grooves; 23. first delivery pipe; 24. second delivery pipe; 25. third delivery pipe. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0034] Combination Figure 1 The utility model is a switching power supply protection device, including a base 1, a shell 2 is fixedly connected to the top of the base 1, two slide rails 5 are fixedly connected to the top of the shell 2, two limit grooves 9 are slidably connected to a fixed plate 10, a switching power supply body 6 is arranged at the rear end of the fixed plate 10, a switching power supply body 6 is arranged on the top of the base 1, the switching power supply body 6 is arranged between two clamping plates 7, and a top plate 4 is slidably connected between the two slide rails 5.

[0035] When the switching power supply body 6 is limited, there are multiple heat dissipation holes 8 on the clamping plate 7, so that the heat dissipation will not be affected when limiting the position. Then, when the switching power supply body 6 needs to be removed, the connecting plate 12 can be driven to move, and the limiting rod 13 can be pulled to slide in the limiting ring 15 to adjust the clamping plate 7.

[0036] Combination Figure 2 and Figure 4, the left and right sides of the outer wall of the shell 2 are penetrated and fixedly connected with uniformly distributed limit rings 15, the inner diameter of the limit ring 15 is penetrated and slidably connected with a limit rod 13, one end of the limit rod 13 is fixedly connected with a connecting plate 12, and the limit rod 13 penetrates and extends to one side of the shell 2, the other end of the limit rod 13 is fixedly connected with a clamping plate 7, and the surface of the limit rod 13 is sleeved with a second spring 16, and the rear side of the inner wall of the shell 2 is fixedly connected with two limit grooves 9, the front side of the inner wall of the two limit grooves 9 is fixedly connected with uniformly distributed first springs 11, and the rear side of the first spring 11 is fixedly connected with a fixing plate 10, a heat dissipation component is arranged on the right side of the outer wall of the shell 2, and the left end of the clamping plate 7 is provided with uniformly distributed heat dissipation holes 8.

[0037] When protecting the switching power supply, the fixing plate 10 and the clamping plate 7 can be adjusted to limit the switching power supply body 6 of different specifications, and when it needs to be taken out, it is convenient to take it out, and then the top plate 4 can be limited according to the slide rail 5 to facilitate the removal of the top plate 4.

[0038] Combination Figure 3 and Figure 5 The heat dissipation component includes a support plate 17, the shell 2 is fixedly connected to the support plate 17, a filter bin 18 is fixedly connected to the top of the support plate 17, a top cover 20 is fixedly connected to the top of the filter bin 18, a filter screen 21 is penetrated and slidably connected to the top of the top cover 20, grooves 22 are provided on the left and right ends of the inner wall of the filter bin 18, a fan 19 is penetrated and fixedly connected to the rear end of the filter bin 18, a first delivery pipe 23 is arranged on the top of the fan 19, a second delivery pipe 24 is penetrated and fixedly connected to the front end of the first delivery pipe 23, a third delivery pipe 25 is penetrated and fixedly connected to the rear end of the second delivery pipe 24, a heat dissipation fin 3 is fixedly connected to the bottom of the base 1, the groove 22 is slidably connected to the filter screen 21, a protrusion 14 is fixedly connected to the top of the filter screen 21, the third delivery pipe 25, the first delivery pipe 23, and the second delivery pipe 24 penetrate and extend to one side of the shell 2.

[0039] When heat is dissipated, filtering can be performed first, and then the cold air is delivered to the housing 2 , and the filter 21 can be replaced by pinching the protrusion 14 and applying force upward to slide the filter 21 out of the groove 22 .

[0040] Working principle: When protecting the switching power supply, first put the switching power supply body 6 between the two clamping plates 7, and use the clamping plates 7, the fixing plate 10, and the shell 2 to limit the switching power supply body 6. When the clamping plates 7 on both sides are limited, the clamping plates 7 will squeeze the second spring 16, and at the same time, the limiting rod 13 slides in the limiting ring 15 to adjust according to the specifications of the switching power supply body 6. Then the fixing plate 10 squeezes the first spring 11, and then the fixing plate 10 slides in the limiting groove 9 to adjust according to the specifications of the switching power supply body 6, and then the top plate 4 is slid into the slide rail 5. When the switching power supply body 6 needs to be taken out, the convex portion on the connecting plate 12 can be pinched. The block drives the clamping plate 7 to move to both sides for easy removal. When heat dissipation is needed, the fan 19 can be started. The outside air passes through the filter 21 and is filtered before entering the first delivery pipe 23. Then, it is delivered to the second delivery pipe 24 and the third delivery pipe 25. The cold air can enter from different sides of the shell 2 to dissipate the heat of the switching power supply body 6. At the same time, the heat dissipation fins 3 below also dissipate the heat of the switching power supply body 6. When the filter 21 needs to be replaced, you only need to apply force upwards, you can pinch the protrusion 14, apply force upwards, slide the filter 21 in the groove 22, and then take out the filter 21 for replacement.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A switching power supply protection device, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a shell (2), and two slide rails (5) are fixedly connected to the top of the shell (2). The left and right sides of the outer wall of the shell (2) are penetrated and fixedly connected with uniformly distributed limit rings (15), and the inner diameter of the limit ring (15) is penetrated and slidably connected with a limit rod (13), one end of the limit rod (13) is fixedly connected to a connecting plate (12), and the limit rod (13) penetrates and extends to one side of the shell (2), and the other end of the limit rod (13) is fixedly connected to a clamping plate (7), and the surface of the limit rod (13) is sleeved with a second spring (16), and the rear side of the inner wall of the shell (2) is fixedly connected to two limit grooves (9), and the front sides of the inner walls of the two limit grooves (9) are fixedly connected with uniformly distributed first springs (11), and the rear side of the first spring (11) is fixedly connected with a fixing plate (10), and a heat dissipation component is arranged on the right side of the outer wall of the shell (2).

2. A switching power supply protection device according to claim 1, characterized in that: The heat dissipation assembly comprises a support plate (17), the housing (2) and the support plate (17) are fixedly connected, a filter bin (18) is fixedly connected to the top of the support plate (17), a top cover (20) is fixedly connected to the top of the filter bin (18), a filter screen (21) is penetrated and slidably connected to the top of the top cover (20), grooves (22) are provided at the left and right ends of the inner wall of the filter bin (18), a fan (19) is penetrated and fixedly connected to the rear end of the filter bin (18), a first delivery pipe (23) is arranged on the top of the fan (19), a second delivery pipe (24) is penetrated and fixedly connected to the front end of the first delivery pipe (23), a third delivery pipe (25) is penetrated and fixedly connected to the rear end of the second delivery pipe (24), and a heat dissipation fin (3) is fixedly connected to the bottom of the base (1).

3. A switching power supply protection device according to claim 1, characterized in that: The two limit grooves (9) are slidably connected to the fixing plate (10), and a switch power supply body (6) is provided at the rear end of the fixing plate (10).

4. A switching power supply protection device according to claim 1, characterized in that: The left end of the clamping plate (7) is provided with evenly distributed heat dissipation holes (8).

5. A switching power supply protection device according to claim 2, characterized in that: The groove (22) is slidably connected to the filter screen (21), and a protrusion (14) is fixedly connected to the top of the filter screen (21).

6. A switching power supply protection device according to claim 2, characterized in that: The third delivery pipe (25), the first delivery pipe (23), and the second delivery pipe (24) penetrate and extend to one side of the housing (2).

7. A switching power supply protection device according to claim 1, characterized in that: A switch power supply body (6) is arranged on the top of the base (1), and a switch power supply body (6) is arranged between the two clamping plates (7).

8. A switching power supply protection device according to claim 1, characterized in that: A top plate (4) is slidably connected between the two slide rails (5).

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