CN211959923U - A dust-proof structure for cooling fan of power amplifier cabinet - Google Patents

Abstract

The utility model provides a dustproof construction for power amplifier rack radiator fan, including radiator fan and cover the dustproof construction who establishes in the radiator fan outside, dustproof construction includes the casing, and the casing top is provided with the heat dissipation window, and the heat dissipation window upside covers side by side and is equipped with at least one dustproof baffle, and the dustproof baffle both ends extend splint to the casing both sides respectively, and splint and casing lateral wall pass through pivot swivelling joint, and splint swivelling joint drives dustproof baffle and opens and shuts the heat dissipation window simultaneously; a power assembly is arranged on the side wall of one side of the shell; the power component is connected with and drives the clamping plate to rotate; the cleaning assembly comprises displacement devices arranged on the side walls of the two sides of the shell, a support rod is connected to the displacement devices, the support rod extends upwards along the side wall of the shell and is connected with a cleaning roller, a cleaning brush is arranged on the circumference of the cleaning roller, a motor is arranged on one side of the support rod, and a main shaft of the motor is connected with the cleaning roller; has the advantage of good dustproof effect.

Description

A dust-proof structure for cooling fan of power amplifier cabinet

technical field

The utility model belongs to the technical field of power amplifiers, and in particular relates to a dustproof structure for a cooling fan of a power amplifier cabinet.

Background technique

A power amplifier is a high energy consumption device, and the power amplifier will generate more heat when it is working. At present, the heat dissipation of power amplifier cabinets on the market adopts the method of direct top ventilation, and the top of the fan is equipped with a fan cover. But over time, when the power amplifier is not working, a large amount of dust will fall from the top and adhere to the inside of the power amplifier. In severe cases, it will lead to a short circuit inside the power amplifier, or even fire.

Utility model content

The purpose of the utility model is to provide a dustproof structure for the cooling fan of the power amplifier cabinet, so as to solve the problem that a large amount of dust will be generated when the cooling fan of the existing power amplifier does not work, causing a potential safety hazard.

The utility model provides the following technical solutions:

A dust-proof structure for a heat-dissipating fan of a power amplifier cabinet, comprising a heat-dissipating fan and a dust-proof structure covering the outside of the heat-dissipating fan, the dust-proof structure comprising a casing, a heat-dissipating window is arranged on the top of the casing, and the heat-dissipating structure is provided on the top of the casing. The upper side of the window is covered with at least one dust-proof baffle side by side, and the two ends of the dust-proof baffle extend out splints to both sides of the housing respectively. At the same time, it drives the dust baffle to open and close the heat dissipation window; the side wall of one side of the casing is provided with a power assembly; the power assembly is connected and drives the splint to rotate; The assembly includes a displacement device arranged on the side walls of both sides of the casing, and a support rod is connected to the displacement device. The support rod extends upward along the side wall of the casing and is connected with a cleaning roller. The circumference of the cleaning roller is provided with For the cleaning brush, a motor is provided on one side of the support rod, and the main shaft of the motor is connected to the cleaning roller.

Preferably, mounting ears extend outward from both sides of the bottom of the housing, respectively, and mounting holes are provided on the mounting ears.

Preferably, ventilation holes are evenly distributed on the side wall of the casing, and the ventilation holes are elongated or waist-shaped.

Preferably, dustproof and protective nets are respectively provided inside the ventilation holes and the heat dissipation window.

Preferably, the power assembly includes an electric push rod horizontally arranged on the side wall of the housing, a driving rod is connected to the movable end of the electric push rod, and the driving rod extends to the lower side of each clamping plate; the clamping plate rotates A first connecting rod is connected, and a second connecting rod is rotatably connected to the first connecting rod, and the second connecting rod is rotatably connected to the driving rod.

Preferably, the displacement device is a rodless cylinder, and the piston of the rodless cylinder is fixedly connected to the bottom of the support rod.

Preferably, a controller is further provided in the casing, and the controller is respectively connected to the cooling fan, the electric push rod, the moving device and the motor through wires.

The beneficial effects of the present utility model are:

Compared with the traditional fan cover, the dust-proof structure of the utility model is used for the cooling fan of the power amplifier cabinet. Compared with the traditional fan cover, the cooling fan can be closed when the cooling fan is working, so as to avoid the deposition of dust; Remove the deposited dust to avoid entering the heat dissipation window; effectively solve the problem of poor dustproof effect of the traditional fan cover.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the structure schematic diagram of the closed state of the present utility model;

Fig. 2 is the structural representation of part A in Fig. 1;

Fig. 3 is the structural schematic diagram of the utility model in the open state;

The figure is marked as:

1. Cooling fan,

2. Dust-proof structure, 21. Shell, 22. Heat dissipation window, 23. Dust-proof baffle, 24. Plywood, 25. Ventilation holes,

3. Power assembly, 31. Electric push rod, 32. Drive rod, 33. First connecting rod, 34. Second connecting rod,

4. Cleaning component, 41. Displacement device, 42. Support rod, 43. Cleaning roller, 44. Cleaning brush, 45. Motor.

Detailed ways

As shown in Figure 1-3, the dust-proof structure used for the cooling fan of the power amplifier cabinet includes a cooling fan 1 and a dust-proof structure 2 disposed outside the cooling fan 1. The dust-proof structure 2 includes a casing 21, and the top of the casing 21 is A heat dissipation window 22 is provided; the two sides of the bottom of the casing 21 extend outwardly with mounting ears, and the mounting ears are provided with mounting holes; the side walls of the casing 21 are evenly distributed with ventilation holes 25, and the ventilation holes 25 are elongated. Or waist-shaped; the ventilation holes 25 and the inner side of the heat dissipation window 22 are respectively provided with dustproof and protective nets.

The upper side of the heat dissipation window 22 is covered with at least one dust-proof baffle plate 23 in parallel. The two ends of the dust-proof baffle plate 23 extend from the two sides of the casing respectively with a splint 24. The splint 24 and the side wall of the casing 21 are rotatably connected by a shaft pin. 24 rotates while driving the dust baffle 23 to open and close the heat dissipation window 22; one side wall of the casing 21 is provided with a power assembly 3; the power assembly 3 is connected and drives the splint 24 to rotate; The electric push rod 31 on the side wall of 21, the movable end of the electric push rod 31 is connected with a driving rod 32, and the driving rod 32 extends to the lower side of each clamp plate 24; the clamp plate 24 is rotatably connected with a first connecting rod 33, the first connecting rod A second connecting rod 34 is rotatably connected to the 33 , and the second connecting rod 34 is rotatably connected to the driving rod 32 .

A cleaning assembly 4 is also provided on the outer side of the housing 21, and the cleaning assembly 4 includes a displacement device 41 arranged on the side walls of both sides of the housing 21. The displacement device 41 is a rodless cylinder, and the piston of the rodless cylinder is fixedly connected to the bottom of the support rod 42; The displacement device 41 is connected with a support rod 42, the support rod 42 extends upward along the side wall of the casing 21 and is connected with a cleaning roller 43, the cleaning roller 43 is provided with a cleaning brush 44 on the circumference, and a motor 45 is provided on one side of the support rod 42. The main shaft of 45 is connected to the cleaning roller 43 .

The casing 21 is also provided with a controller, and the controller is respectively connected to the cooling fan 1 , the electric push rod 31 , the moving device 41 and the motor 45 through wires.

During the working process of this specific embodiment, the working sequence of the cooling fan 1 , the electric push rod 31 , the moving device 41 and the motor 45 can be controlled by the controller, and the delay function inside the controller can be used to start the cooling fan 1 , The cleaning component 4 is started first, and the motor 45 drives the cleaning brush 44 to rotate and remove dust, and at the same time, the upper surface of the housing 21 is cleaned under the driving of the displacement device 41; Open, and finally start the cooling fan 1; the advantage of this operation is that the dust accumulated on the surface of the dust baffle 23 and the housing 21 can be effectively prevented from directly falling into the cooling window 22 when the dust baffle 23 is opened.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still understand the foregoing. The technical solutions described in the embodiments are modified, or some technical features thereof are equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (7)

1. A dustproof structure for a power amplifier cabinet heat dissipation fan comprises a heat dissipation fan and a dustproof structure which covers the outer side of the heat dissipation fan, and is characterized in that the dustproof structure comprises a shell, a heat dissipation window is arranged at the top of the shell, at least one dustproof baffle is arranged on the upper side of the heat dissipation window in a parallel covering mode, clamping plates extend out of two ends of each dustproof baffle towards two sides of the shell respectively, the clamping plates are connected with the side wall of the shell in a rotating mode through shaft pins, and the clamping plates rotate and drive the dustproof baffles to open and close the heat dissipation window; a power assembly is arranged on the side wall of one side of the shell; the power assembly is connected with and drives the clamping plate to rotate; the casing outside still is provided with cleans the subassembly, clean the subassembly including set up in the displacement device of casing both sides lateral wall, the last bracing piece that is connected with of displacement device, the bracing piece upwards extends along the casing lateral wall and is connected with the cleaning roller, the cleaning roller circumference is provided with cleans the brush, bracing piece one side is provided with the motor, the main shaft of motor is connected and is cleaned the roller.

2. The dustproof structure for the power amplifier cabinet heat dissipation fan as claimed in claim 1, wherein mounting lugs are respectively extended outwards from two sides of the bottom of the casing, and mounting holes are formed in the mounting lugs.

3. The dustproof structure for the power amplifier cabinet heat dissipation fan as claimed in claim 1, wherein the side wall of the casing is uniformly distributed with vent holes, and the vent holes are in a shape of a strip or a waist.

4. The dustproof structure for the power amplifier cabinet heat dissipation fan as claimed in claim 3, wherein the inner sides of the ventilation hole and the heat dissipation window are respectively provided with a dustproof and a protective net.

5. The dustproof structure for the power amplifier cabinet heat dissipation fan as claimed in claim 1, wherein the power assembly comprises an electric push rod horizontally arranged on the side wall of the housing, the movable end of the electric push rod is connected with a driving rod, and the driving rod extends to the lower side of each clamping plate; the clamp plate is rotatably connected with a first connecting rod, the first connecting rod is rotatably connected with a second connecting rod, and the second connecting rod is rotatably connected to the driving rod.

6. The dustproof structure for the power amplifier cabinet heat dissipation fan of claim 1, wherein the displacement device is a rodless cylinder, and a piston of the rodless cylinder is fixedly connected with the bottom of the support rod.

7. The dustproof structure for the power amplifier cabinet heat dissipation fan of claim 1, wherein a controller is further arranged in the housing, and the controller is respectively connected with the heat dissipation fan, the electric push rod, the moving device and the motor through wires.

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