Switch power supply easy to maintain

Abstract

The utility model discloses a switch power supply easy to maintain, comprising a housing, the front end of the housing is fixedly connected with a front cover, the left side of the housing is provided with a power supply input line, one end of the power supply input line is provided with a power supply plug, and the rear end of the front cover is provided with a high temperature early warning mechanism. According to the easy-to-maintain power supply for the switch, the auxiliary circuit board, the loudspeaker, the liquid crystal display screen, the temperature sensor, a butt joint wire and a butt joint plug are arranged, when the easy-to-maintain power supply is used, the temperature sensor at the bottom of the auxiliary circuit board monitors the temperature in the shell in real time and feeds back an actual numerical value to the liquid crystal display screen, so that a user can conveniently check the numerical value from the outside; when the temperature exceeds a risk threshold value, the loudspeaker gives out a warning sound to remind a worker to cut off power in time and carry out maintenance, a wiring and a butt joint plug are conveniently connected with a main circuit board, the internal temperature feedback function is achieved, and the problem that the device does not have the internal temperature feedback function is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of switch accessories, in particular to a power supply for a switch which is easy to maintain. Background Art

[0002] A switch is a network device used for forwarding photoelectric signals. It can provide an exclusive electrical signal path for any two network nodes connected to the switch. The most common switch is the Ethernet switch. The switch needs to be used with a power module.

[0003] Currently, the common switch power supplies on the market are mostly similar in structure, with a plastic or metal shell as the main body, and a circuit component with a transformer as the core installed on the internal circuit board, with input and output lines at both ends. In actual use, there are some functional deficiencies and there is room for improvement. For example, the temperature of the transformer components inside the power supply will increase significantly during operation, especially for transformers that have been used for a long time. After aging, they will be more prone to high temperature. It is difficult to detect and actively perform maintenance and repairs without being touched by the outside world. Once damaged, the entire power supply will burn out, which is very dangerous. It does not have the function of internal temperature feedback.

[0004] Now, a new type of switch power supply which is easy to maintain is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a power supply for a switch which is easy to maintain, so as to solve the problem of lack of internal temperature feedback function proposed in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an easy-to-maintain power supply for a switch, comprising a shell, a front cover is fixedly connected to the front end of the shell, a power input line is arranged on the left side of the shell, a power plug is arranged at one end of the power input line, and an input plug is arranged at the other end of the power input line, a main circuit board is fixedly connected to the rear end inside the shell, a first winding hook is fixedly connected to the top of one side of the shell, a second winding hook is fixedly connected to the bottom of one side of the shell, fixing plates are respectively fixedly connected to the four corners of the rear end of the shell, and a high temperature warning mechanism is arranged at the rear end of the front cover.

[0007] The high temperature warning mechanism includes a sub-circuit board, which is fixedly connected to one side of the rear end of the front cover, a liquid crystal display is installed on one side of the rear end of the sub-circuit board, a speaker is arranged on the right side of the liquid crystal display, a temperature sensor is installed on the other side of the rear end of the sub-circuit board, and a docking wire is movably connected to one side of the sub-circuit board.

[0008] Preferably, the front end of the liquid crystal display screen passes through the interior of the front cover, and the vertical planes where the front ends of the front cover and the liquid crystal display screen are located are consistent.

[0009] Preferably, the front end of the speaker is connected to the rear end of the auxiliary circuit board, and the speaker, liquid crystal display, and temperature sensor are electrically connected.

[0010] Preferably, a docking plug is provided on one side of the docking line, and the docking plug is connected to the main circuit board.

[0011] Preferably, a power output line is arranged on the right side of the shell, an output plug is arranged at the end of the power output line, and the first winding hook and the second winding hook have the same size.

[0012] Preferably, one end of the first wire winding hook and the second wire winding hook are respectively movably connected to a rubber anti-detachment hook, and the rubber anti-detachment hook is elastic.

[0013] Preferably, three groups of rubber suction cups are installed at the rear end of the fixing plate, and the fixing plate is symmetrically distributed about the vertical center line of the shell.

[0014] Preferably, one side of the front end of the main circuit board is fixedly connected to an input socket, three groups of first capacitors are installed on the other side of the front end of the main circuit board, an isolation plate is fixedly connected to the top of the front end of the main circuit board, a transformer is arranged below the isolation plate, a second capacitor is arranged on the left side of the transformer, and an inductor is installed on the left side of the second capacitor.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the power supply for the switch which is easy to maintain not only realizes the function of internal temperature feedback and the function of facilitating the winding of the wire, but also realizes the function of stable placement;

[0016] (1) A sub-circuit board, a speaker, a liquid crystal display, a temperature sensor, a docking wire and a docking plug are provided. When in use, the power plug of the power input line is inserted into the socket, the input plug is inserted into the input socket, and the output plug of the power output line is docked with the switch to supply power. As the switch works, the temperature of the transformer and other components begins to rise. The temperature sensor at the bottom of the sub-circuit board monitors the temperature inside the shell in real time and feeds back the actual value to the liquid crystal display, which is convenient for users to view externally. When the temperature exceeds the risk threshold, the speaker emits a warning sound to remind the staff to cut off the power and perform maintenance in time. The docking wire and the docking plug are convenient for docking with the main circuit board, realizing the function of internal temperature feedback;

[0017] (2) By providing the first winding hook, the second winding hook and the rubber anti-detachment hook, when in use, the excessively long portion of the power output line can be coiled, and the power output line is coiled along the outside of the first winding hook and the second winding hook. When coiling, the rubber anti-detachment hook is bent inward to facilitate the entry of the wire. After entering, the wire is blocked by the rubber anti-detachment hook and is not easy to fall out, thereby realizing the function of facilitating the winding of the wire;

[0018] (3) By providing a fixing plate and a rubber suction cup, when using, when placing the power supply, place the shell with the fixing plate facing downward, and gently press down the shell. The rubber suction cup is compressed and becomes flat, and the air inside it is discharged. Under the action of atmospheric pressure, the rubber suction cup is firmly attached to the desktop and is not easily pulled and displaced, thereby achieving the function of stable placement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view structural schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the rear view structure of the front cover of the utility model;

[0021] Figure 3 This is a schematic diagram of the front cross-sectional structure of the housing of the utility model;

[0022] Figure 4 It is a schematic diagram of the rear view structure of the shell of the present utility model.

[0023] In the figure: 1. shell; 2. front cover; 3. auxiliary circuit board; 4. speaker; 5. LCD screen; 6. temperature sensor; 7. docking line; 8. docking plug; 9. power input line; 10. power plug; 11. input plug; 12. main circuit board; 13. input socket; 14. isolation board; 15. first capacitor; 16. transformer; 17. second capacitor; 18. inductor; 19. first winding hook; 20. second winding hook; 21. rubber anti-detachment hook; 22. power output line; 23. output plug; 24. fixing plate; 25. rubber suction cup. DETAILED DESCRIPTION

[0024] 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.

[0025] Example 1: Please refer to Figure 1-4, a power supply for a switch that is easy to maintain, comprises a housing 1, a front cover 2 is fixedly connected to the front end of the housing 1, a power input line 9 is arranged on the left side of the housing 1, a power plug 10 is arranged at one end of the power input line 9, an input plug 11 is arranged at the other end of the power input line 9, a main circuit board 12 is fixedly connected to the rear end inside the housing 1, an input socket 13 is fixedly connected to one side of the front end of the main circuit board 12, three groups of first capacitors 15 are installed on the other side of the front end of the main circuit board 12, an isolation plate 14 is fixedly connected to the top of the front end of the main circuit board 12, a transformer 16 is arranged below the isolation plate 14, a second capacitor 17 is arranged on the left side of the transformer 16, an inductor 18 is installed on the left side of the second capacitor 17, and a high temperature warning mechanism is arranged at the rear end of the front cover 2;

[0026] See also Figure 1-4 The switch power supply that is easy to maintain also includes a high temperature warning mechanism, which includes a sub-circuit board 3, which is fixedly connected to one side of the rear end of the front cover 2, a liquid crystal display screen 5 is installed on one side of the rear end of the sub-circuit board 3, a speaker 4 is arranged on the right side of the liquid crystal display screen 5, a temperature sensor 6 is installed on the other side of the rear end of the sub-circuit board 3, and a docking wire 7 is movably connected to one side of the sub-circuit board 3;

[0027] The front end of the liquid crystal display screen 5 penetrates the interior of the front cover 2, the front cover 2 and the front end of the liquid crystal display screen 5 are aligned in the vertical plane, the front end of the speaker 4 is connected to the rear end of the auxiliary circuit board 3, the speaker 4, the liquid crystal display screen 5, and the temperature sensor 6 are electrically connected, a docking plug 8 is provided on one side of the docking line 7, and the docking plug 8 is connected to the main circuit board 12, and the user is reminded to perform maintenance in time through temperature monitoring to reduce the probability of damage;

[0028] Specifically, Figure 1 and Figure 2 As shown, the temperature sensor 6 at the bottom of the auxiliary circuit board 3 monitors the temperature inside the shell 1 in real time, and feeds back the actual value to the LCD screen 5, which is convenient for the user to view from the outside. When the temperature exceeds the risk threshold, the speaker 4 emits a warning sound to remind the staff to cut off the power and perform maintenance in time. The docking wire 7 and the docking plug 8 are convenient for docking with the main circuit board 12.

[0029] Embodiment 2: A first winding hook 19 is fixedly connected to the top of one side of the housing 1, a second winding hook 20 is fixedly connected to the bottom of one side of the housing 1, a power output line 22 is arranged on the right side of the housing 1, an output plug 23 is arranged at the end of the power output line 22, the first winding hook 19 and the second winding hook 20 have the same size, one end of the first winding hook 19 and the second winding hook 20 are respectively movably connected to a rubber anti-detachment hook 21, the rubber anti-detachment hook 21 is elastic, and the wire is conveniently wound;

[0030] Specifically, Figure 1 and Figure 3 As shown, the power output line 22 is coiled along the outside of the first winding hook 19 and the second winding hook 20. When coiling, the rubber anti-slip hook 21 is bent inward to facilitate the entry of the wire. After entering, the wire is blocked by the rubber anti-slip hook 21 and is not easy to slip out.

[0031] Embodiment 3: The four corners of the rear end of the housing 1 are respectively fixedly connected with fixing plates 24, and three sets of rubber suction cups 25 are installed at the rear end of the fixing plates 24. The fixing plates 24 are symmetrically distributed about the vertical center line of the housing 1, so that they can be placed stably and reduce the probability of displacement and falling;

[0032] Specifically, Figure 1 and Figure 4 As shown, the housing 1 is gently pressed down, the rubber suction cup 25 is compressed and flattened, and the air inside it is discharged. Under the action of atmospheric pressure, the rubber suction cup 25 is firmly adsorbed on the desktop and is not easily pulled and displaced.

[0033] Working principle: When the utility model is in use, first, the power plug 10 of the power input line 9 is inserted into the socket, the input plug 11 is inserted into the input socket 13, and the output plug 23 of the power output line 22 is connected to the switch to supply power. As the switch works, the temperature of the transformer 16 and other components begins to rise. The temperature sensor 6 at the bottom of the auxiliary circuit board 3 monitors the temperature inside the housing 1 in real time, and feeds back the actual value to the LCD screen 5, which is convenient for users to view from the outside. When the temperature exceeds the risk threshold, the speaker 4 emits a warning sound to remind the staff to cut off the power and perform maintenance in time. The docking line 7 and the docking plug 8 are convenient to dock with the main circuit board 12. The overlong part of the power output line 22 can be coiled, and the power output line 22 is coiled along the outside of the first winding hook 19 and the second winding hook 20. When coiling, the rubber anti-detachment hook 21 is bent inward to facilitate the entry of the wire. The wire after entering is blocked by the rubber anti-detachment hook 21 and is not easy to escape. Place the housing 1 with the fixing plate 24 facing downwards and gently press down the housing 1. The rubber suction cup 25 will be compressed and the air inside will be discharged. Under the action of atmospheric pressure, the rubber suction cup 25 will be firmly attached to the desktop and will not be easily pulled out of position.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A power supply for a switch that is easy to maintain, comprising a housing (1), characterized in that: The front end of the shell (1) is fixedly connected to a front cover (2); a power input line (9) is arranged on the left side of the shell (1); one end of the power input line (9) is arranged with a power plug (10); the other end of the power input line (9) is arranged with an input plug (11); the rear end inside the shell (1) is fixedly connected to a main circuit board (12); the top of one side of the shell (1) is fixedly connected to a first winding hook (19); the bottom of one side of the shell (1) is fixedly connected to a second winding hook (20); the four corners of the rear end of the shell (1) are respectively fixedly connected to fixing plates (24); and the rear end of the front cover (2) is provided with a high temperature warning mechanism; The high temperature warning mechanism comprises a sub-circuit board (3), the sub-circuit board (3) is fixedly connected to one side of the rear end of the front cover (2), a liquid crystal display screen (5) is installed on one side of the rear end of the sub-circuit board (3), a loudspeaker (4) is arranged on the right side of the liquid crystal display screen (5), a temperature sensor (6) is installed on the other side of the rear end of the sub-circuit board (3), and a docking wire (7) is movably connected to one side of the sub-circuit board (3).

2. The easily maintainable power supply for a switch according to claim 1, characterized in that: The front end of the liquid crystal display screen (5) penetrates the interior of the front cover (2), and the vertical planes where the front ends of the front cover (2) and the liquid crystal display screen (5) are located are consistent.

3. The easily maintainable switch power supply according to claim 1, characterized in that: The front end of the loudspeaker (4) is connected to the rear end of the auxiliary circuit board (3), and the loudspeaker (4), the liquid crystal display screen (5), and the temperature sensor (6) are electrically connected.

4. The easily maintainable power supply for a switch according to claim 1, characterized in that: A docking plug (8) is provided on one side of the docking line (7), and the docking plug (8) is connected to a main circuit board (12).

5. The easily maintainable power supply for a switch according to claim 1, characterized in that: A power output line (22) is arranged on the right side of the housing (1), an output plug (23) is arranged at the end of the power output line (22), and the first winding hook (19) and the second winding hook (20) have the same size.

6. The easily maintainable power supply for a switch according to claim 1, characterized in that: One end of the first wire winding hook (19) and the second wire winding hook (20) are respectively movably connected to a rubber anti-detachment hook (21), and the rubber anti-detachment hook (21) is elastic.

7. The easily maintainable power supply for a switch according to claim 1, characterized in that: Three groups of rubber suction cups (25) are installed at the rear end of the fixing plate (24), and the fixing plate (24) is symmetrically distributed with respect to the vertical center line of the housing (1).

8. The easily maintainable power supply for a switch according to claim 1, characterized in that: One side of the front end of the main circuit board (12) is fixedly connected to an input socket (13), the other side of the front end of the main circuit board (12) is installed with three groups of first capacitors (15), the top of the front end of the main circuit board (12) is fixedly connected to an isolation plate (14), a transformer (16) is arranged below the isolation plate (14), a second capacitor (17) is arranged on the left side of the transformer (16), and an inductor (18) is installed on the left side of the second capacitor (17).

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