POE network switch device

Abstract

The utility model discloses a POE network switch device, and relates to the technical field of POE switches. Comprising a machine shell, a fixing screw column is riveted in the machine shell, a rubber buffer sleeve is sleeved on the fixing screw column, an insulating plate is placed on the rubber buffer sleeve, and the insulating plate is fixedly connected with the fixing screw column through a spring screw. According to the POE network switch device, the arranged rubber buffer sleeve acts between the insulating plate and the fixing screw column, when the POE network switch device is subjected to external vibration, the rubber buffer sleeve can effectively absorb vibration energy, the damage degree of a circuit board in the switch in the vibration process is reduced, meanwhile, a built-in PWM temperature control fan can accurately control the rotating speed of the fan, and the service life of the fan is prolonged. After the temperature information is obtained from the main board of the switch, the rotating speed of the fan can be adjusted according to the actual heat dissipation requirement to provide a better heat dissipation effect, so that the power consumption is reduced, the energy efficiency is improved, the service life of the switch is prolonged, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of POE switches, in particular to a POE network switch device. Background Art

[0002] POE refers to a technology that can provide direct current power to some IP-based terminals (such as IP phones, wireless LAN access points AP, network cameras, etc.) while transmitting data signals without making any changes to the existing Ethernet Cat.5 wiring infrastructure. It is a switch that supports Ethernet power supply. POE is also called a LAN-based power supply system or active Ethernet, and is sometimes referred to as Ethernet power supply. This is the latest standard specification for transmitting data and electrical power simultaneously using existing standard Ethernet transmission cables, and maintains compatibility with existing Ethernet systems and users.

[0003] The POE switch does not have a fixed installation location. It can be installed indoors or outdoors. During the installation process, the POE switch will be moved frequently, which may cause vibrations inside the POE switch, making the internal circuit board vulnerable to some damage. Utility Model Content

[0004] The utility model provides a POE network switch device to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a POE network switch device, comprising a casing, a fixing screw column riveted in the casing, and a rubber buffer sleeve sleeved on the fixing screw column, an insulating plate placed on the rubber buffer sleeve, and the insulating plate is fastened to the fixing screw column by a spring screw, a switch power board, a switch mainboard, a POE board and an indicator light board are respectively installed on the insulating plate, and the switch power board, the POE board and the indicator light board are respectively electrically connected to the switch mainboard, a thermistor, a PWM control chip and a PWM interface are arranged on the switch mainboard, a heat dissipation hole is opened on the side wall of the casing, and a PWM temperature-controlled fan is installed at the heat dissipation hole, and the PWM temperature-controlled fan is connected to the PWM interface through a wire, a network cable socket is embedded on the front side of the casing, and the network cable socket is electrically connected to the switch mainboard, an upper cover is installed on the top of the casing by screws, and a silicone gasket is arranged between the upper cover and the casing.

[0006] Furthermore, the fixing screw columns are evenly distributed in the housing, and the rubber buffer sleeve is higher than the top of the fixing screw column by 2mm-5mm.

[0007] Furthermore, a power port is provided on the switch power board, and the power port extends outward from the rear wall of the casing.

[0008] Furthermore, the POE board is plugged into the switch mainboard via a pin header and a female header, and the lamp beads on the indicator light board extend outward from the front wall of the casing.

[0009] Furthermore, the heat dissipation holes are located on the left and right sides of the casing, and dust filters are pasted on the heat dissipation holes.

[0010] Furthermore, the PWM temperature-controlled fan is fixed to the heat dissipation hole by a spring screw, and the dust filter is located between the heat dissipation hole and the PWM temperature-controlled fan.

[0011] Compared with the prior art, the utility model provides a POE network switch device, which has the following beneficial effects:

[0012] The POE network switch device is provided with a rubber buffer sleeve that acts between the insulating plate and the fixing screw column. When subjected to external vibration, the rubber buffer sleeve can effectively absorb vibration energy and reduce the degree of damage to the circuit board inside the switch during the vibration process. At the same time, the built-in PWM temperature-controlled fan can accurately control the fan speed. After obtaining temperature information from the switch motherboard, the fan speed can be adjusted according to actual heat dissipation requirements to provide better heat dissipation effect, thereby reducing power consumption and improving energy efficiency, thereby increasing the service life of the switch and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a front sectional view of the utility model;

[0015] Figure 3 It is a side sectional view of the utility model.

[0016] In the figure: 1. Casing; 2. Fixing screw column; 3. Rubber buffer sleeve; 4. Insulation board; 5. Switch power board; 6. Switch main board; 7. POE board; 8. Indicator board; 9. Thermistor; 10. PWM control chip; 11. PWM interface; 12. Heat dissipation hole; 13. PWM temperature control fan; 14. Network cable socket; 15. Top cover; 16. Silicone gasket; 17. Power port; 18. Dust filter. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-Figure 3 The utility model discloses a POE network switch device, including a casing 1, a fixing screw column 2 is riveted in the casing 1, and a rubber buffer sleeve 3 is sleeved on the fixing screw column 2, an insulating plate 4 is placed on the rubber buffer sleeve 3, and the insulating plate 4 is fastened to the fixing screw column 2 through a spring screw, a switch power board 5, a switch mainboard 6, a POE board 7 and an indicator light board 8 are respectively installed on the insulating plate 4, and the switch power board 5, the POE board 7 and the indicator light board 8 are respectively electrically connected to the switch mainboard 6, a thermistor 9, a PWM control chip 10 and a PWM interface 11 are arranged on the switch mainboard 6, a heat dissipation hole 12 is opened on the side wall of the casing 1, and a PWM temperature-controlled fan 13 is installed at the heat dissipation hole 12, and the PWM temperature-controlled fan 13 is connected to the POE mainboard 6 through a wire. The WM interface 11 is connected, and the rubber buffer sleeve 3 is set to act between the insulating plate 4 and the fixing screw column 2. When subjected to external vibration, the rubber buffer sleeve 3 can effectively absorb the vibration energy and reduce the damage degree of the circuit board inside the switch during the vibration process. At the same time, the built-in PWM temperature-controlled fan 13 can accurately control the fan speed. After obtaining the temperature information from the switch motherboard 6, the fan speed can be adjusted according to the actual heat dissipation requirements to provide better heat dissipation effect, thereby reducing power consumption and improving energy efficiency, thereby increasing the service life of the switch and improving work efficiency. A network cable socket 14 is embedded on the front side of the casing 1, and the network cable socket 14 is electrically connected to the switch motherboard 6. A top cover 15 is installed on the top of the casing 1 by screws, and a silicone gasket 16 is arranged between the top cover 15 and the casing 1.

[0019] Specifically, the fixing screw columns 2 are evenly distributed in the housing 1 , and the rubber buffer sleeve 3 is higher than the top of the fixing screw column 2 by 2 mm-5 mm.

[0020] In this embodiment, the rubber buffer sleeve 3 is provided to act between the insulating plate 4 and the fixing screw column 2. When subjected to external vibration, the rubber buffer sleeve 3 can effectively absorb vibration energy and reduce the degree of damage to the circuit board inside the switch during the vibration process.

[0021] Specifically, the switch power board 5 is provided with a power port 17 , and the power port 17 extends outward from the rear wall of the housing 1 .

[0022] In this embodiment, the power port 17 is used to connect to an external power source to provide power energy for the operation of the switch.

[0023] Specifically, the POE board 7 is plugged into the switch mainboard 6 via a pin header and a female header, and the lamp beads on the indicator light board 8 are extended outward from the front wall of the housing 1 .

[0024] In this embodiment, the pin and female headers are a common type of connector in electronic components, which are used to realize the connection between circuit boards or between circuit boards and other external devices. They are mainly designed to facilitate the electrical connection between the POE board 7 and the switch motherboard 6. The POE board 7 is a printed circuit board with a core when it is manufactured. It can be inserted into the slot of the main circuit board (motherboard) of the computer to control the operation of hardware, such as monitors, acquisition cards and other devices. After installing the driver, the corresponding hardware functions can be realized. Its main function is to realize the function of the gateway.

[0025] Specifically, the heat dissipation holes 12 are located at the left and right sides of the housing 1 , and dust filters 18 are pasted to the heat dissipation holes 12 .

[0026] In this embodiment, the dust filter 18 can quickly filter out relatively large dust, such as animal hair and particulate dust, and its main function is preliminary filtration.

[0027] Specifically, the PWM temperature-controlled fan 13 is fixed to the heat dissipation hole 12 by a spring screw, and the dust filter 18 is located between the heat dissipation hole 12 and the PWM temperature-controlled fan 13 .

[0028] In this embodiment, the model of the PWM temperature-controlled fan 13 is PFB0824GHE, which can adjust the fan speed according to actual heat dissipation requirements to provide a better heat dissipation effect.

[0029] When in use, the rubber buffer sleeve 3 is set to act between the insulating plate 4 and the fixing screw column 2. When subjected to external vibration, the rubber buffer sleeve 3 can effectively absorb the vibration energy and reduce the degree of damage to the circuit board inside the switch during the vibration process. At the same time, the built-in PWM temperature-controlled fan 13 can accurately control the fan speed. After obtaining the temperature information from the switch motherboard 6, the fan speed can be adjusted according to the actual heat dissipation requirements to provide better heat dissipation effect, thereby reducing power consumption and improving energy efficiency, thereby increasing the service life of the switch and improving work efficiency.

[0030] To sum up, in the POE network switch device, the rubber buffer sleeve 3 is arranged to act between the insulating plate 4 and the fixing screw column 2. When subjected to external vibration, the rubber buffer sleeve 3 can effectively absorb the vibration energy and reduce the degree of damage to the circuit board inside the switch during the vibration process. At the same time, the built-in PWM temperature-controlled fan 13 can accurately control the fan speed. After obtaining the temperature information from the switch mainboard 6, the fan speed can be adjusted according to the actual heat dissipation requirements to provide better heat dissipation effect, thereby reducing power consumption and improving energy efficiency, thereby increasing the service life of the switch and improving work efficiency.

[0031] 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 POE network switch device, comprising a housing (1), characterized in that: A fixing screw column (2) is riveted inside the housing (1), and a rubber buffer sleeve (3) is sleeved on the fixing screw column (2), an insulating plate (4) is placed on the rubber buffer sleeve (3), and the insulating plate (4) is fastened to the fixing screw column (2) by a spring screw, and a switch power board (5), a switch mainboard (6), a POE board (7) and an indicator light board (8) are respectively installed on the insulating plate (4), and the switch power board (5), the POE board (7) and the indicator light board (8) are respectively electrically connected to the switch mainboard (6), and a thermal detector is arranged on the switch mainboard (6). The housing (1) is provided with a head (9), a PWM control chip (10) and a PWM interface (11); a heat dissipation hole (12) is opened on the side wall of the housing (1), and a PWM temperature-controlled fan (13) is installed at the heat dissipation hole (12); the PWM temperature-controlled fan (13) is connected to the PWM interface (11) through a wire; a network cable socket (14) is embedded on the front side of the housing (1), and the network cable socket (14) is electrically connected to the switch motherboard (6); an upper cover (15) is installed on the top of the housing (1) by screws, and a silicone gasket (16) is provided between the upper cover (15) and the housing (1).

2. A POE network switch device according to claim 1, characterized in that: The fixing screw columns (2) are evenly distributed in the housing (1), and the rubber buffer sleeve (3) is higher than the top of the fixing screw column (2) by between 2 mm and 5 mm.

3. A POE network switch device according to claim 1, characterized in that: The switch power board (5) is provided with a power port (17), and the power port (17) extends outward from the rear wall of the housing (1).

4. A POE network switch device according to claim 1, characterized in that: The POE board (7) is plugged into the switch mainboard (6) via a pin header and a female header, and the lamp beads on the indicator light board (8) extend outward from the front wall of the housing (1).

5. A POE network switch device according to claim 1, characterized in that: The heat dissipation holes (12) are located on the left and right sides of the housing (1), and dust filters (18) are pasted on the heat dissipation holes (12).

6. A POE network switch device according to claim 5, characterized in that: The PWM temperature-controlled fan (13) is fixed to the heat dissipation hole (12) by means of a spring screw, and the dust filter (18) is located between the heat dissipation hole (12) and the PWM temperature-controlled fan (13).

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