CN217011059U - Noise reduction device for network communication equipment - Google Patents

Abstract

The utility model discloses a noise reduction device for network communication equipment, which comprises a protection box, wherein a fixing unit is arranged in an inner cavity of the protection box, and an installation plate for installing a communication module is connected to the fixing unit in a sliding manner; the side wall of the protection box is provided with a ventilation assembly; the surface of the inner cavity of the protection box is laid with a noise reduction layer; the fixing unit comprises slide rails which are arranged on two sides of the inner cavity of the protective box in parallel, and the mounting plate is connected between the two slide rails in a sliding manner; vibration damping components are respectively arranged between the bottom surface and the top surface of the front end and the rear end of the slide rail and the inner cavity of the protection box; a locking module is arranged between the sliding rail and the mounting plate; the locking module comprises an automatic ejecting device and an automatic locking device. The utility model has simple structure, convenient use, convenient installation and maintenance of the communication module, good heat dissipation and good damping effect, effectively reduces the noise pollution of the communication module to the outside, organically combines the functions of noise reduction and heat dissipation, and improves the service life of the communication module.

Description

A noise reduction device for network communication equipment

technical field

The utility model relates to the technical field of communication equipment, in particular to a noise reduction device for network communication equipment.

Background technique

Communication equipment, abbreviated as ICD in English, is used for wired communication equipment and wireless communication equipment in industrial control environment. Wired communication equipment mainly introduces serial communication, professional bus type communication, industrial Ethernet communication and conversion equipment between various communication protocols in industrial field. Wireless communication equipment is mainly wireless AP, wireless bridge, wireless network card, wireless Lightning arresters, antennas and other equipment.

The existing communication equipment will generate noise during the working process. Some of these noises are generated by the signal exchange between the electrical components of the communication equipment, and the other is caused by the work of the components during the operation of the communication equipment. The noise can not be well dealt with, which will cause pollution to the surrounding environment, which will affect the quality of life of people around the communication equipment, and will bring trouble to people's lives. Traditional communication equipment uses noise reduction devices. The structure is simple, it only plays a blocking role, and the noise reduction effect is poor; at the same time, the operation of the existing communication equipment will generate a lot of heat, which affects the normal operation of the equipment, and the existing communication equipment has a weak noise reduction function with good heat dissipation performance. The heat dissipation performance with good noise function is weak, and the two functions cannot be perfectly integrated. Therefore, it is necessary to design a device with both noise reduction and heat dissipation capabilities.

Utility model content

The purpose of the present invention is to provide a noise reduction device for network communication equipment to solve the problems existing in the above-mentioned prior art.

In order to achieve the above purpose, the present invention provides the following solutions: the present invention provides a noise reduction device for network communication equipment, comprising a protection box, the inner cavity of the protection box is provided with a fixing unit, and the fixing unit is slidably connected There is a mounting plate for installing the communication module;

The side wall of the protection box is provided with a ventilation component; the inner cavity surface of the protection box is covered with a noise reduction layer;

The fixing unit includes slide rails arranged in parallel on both sides of the inner cavity of the protection box, and the mounting plate is slidably connected between the two slide rails; Vibration damping assemblies are respectively arranged between the inner cavities of the protection box; a locking module is arranged between the sliding rail and the mounting plate;

The locking module includes an automatic ejection device and an automatic locking device.

Preferably, the vibration damping assembly includes a telescopic rod, and two ends of the telescopic rod are respectively fixed to the slide rail and the inner cavity in the protection box; the outer casing of the telescopic rod is provided with a damping spring, and the Both ends of the damping spring are respectively fixed with the slide rail and the inner cavity in the protection box; the damping spring is in a compressed state.

Preferably, the automatic ejection device includes a slider slidably connected in the slide rail, and an ejection spring is fixed between the slider and the sealing plate at the end of the slide rail; the slider is far away from the ejection One end of the spring is in contact with the mounting plate.

Preferably, the automatic locking device includes a correspondingly arranged locking component and an unlocking component; the locking component is arranged between the mounting plate and the sliding rail, and the unlocking component is arranged on the side of the sliding rail. underside.

Preferably, the locking assembly includes a self-locking hole correspondingly opened at the bottom end of the mounting plate and a locking hole formed through the bottom surface of the slide rail; a locking block is slidably connected in the self-locking hole, and the A locking spring is connected between the locking block and the bottom of the self-locking hole; the locking block is adapted to the locking hole, and the unlocking assembly is detachably connected to the locking block.

Preferably, the unlocking assembly includes a protective shell fixed on the bottom end of the slide rail, a push block is slidably connected in the protective shell, an unlocking block is fixed on the top of the push block, and the unlocking block is connected to the The locking hole is slidably connected, and the unlocking block is detachably connected to the locking block; the unlocking block jacket is provided with a return spring, and the two ends of the return spring are respectively connected with the bottom end of the slide rail and the push block. Fixed top.

Preferably, the mounting plate comprises a sliding plate slidably connected between the two sliding rails, the noise reduction layer is applied on the top surface of the sliding plate, and the communication module is installed on the top of the noise reduction layer; The two ends of the sliding plate are respectively fixed with limit blocks, the opposite sides of the two limit blocks are fixed with one end of the limit rod, the other end of the limit rod is fixed with a sound insulation board, and the surface of the sound insulation board is laid There is sound-absorbing cotton, and the sound-absorbing cotton is in contact with the side wall of the communication module; a limit spring is sleeved on the limit rod, and the two ends of the limit spring are respectively connected with the limit block and the sound insulation. Board fixed.

Preferably, the ventilation assembly includes ventilation holes respectively arranged on both sides of the protection box, an isolation net is embedded and fixed in the ventilation holes, and a ventilation fan is arranged in the ventilation hole, and the ventilation fan arranged inside the ventilation hole.

The utility model discloses the following technical effects: the utility model discloses a noise reduction device for network communication equipment. A noise reduction layer is laid on the inner cavity side wall of the protection box, which can effectively absorb the noise generated by the communication module and reduce the noise from the protection box. The amount of noise transmitted from the inside reduces the impact of noise on the surrounding environment; ventilation components are provided on both sides of the protective box, which can ventilate the protective box, discharge the heat generated by the operation of the communication module, and reduce the temperature in the protective box , to prevent the communication module from being damaged due to high temperature, and prolong the service life of the communication module. At the same time, the ventilation components can prevent dust and water vapor from entering the protective box, reduce the dust accumulation of the communication module, and reduce the noise generated by the communication module due to dust accumulation. The communication module is slidably connected to the slide rail through the mounting plate, and the slide rail is provided with a vibration damping component, which can effectively absorb the vibration generated by the operation of the component itself during the operation of the communication module, thereby reducing the vibration caused by the vibration. Noise; the setting of automatic pop-up device and automatic locking device facilitates the fixing and separation of the mounting plate and the slide rail, and facilitates the installation and maintenance of the communication module. The utility model has the advantages of simple structure, convenient use, convenient installation and maintenance of the communication module, good heat dissipation and good shock absorption effect, effectively reducing the external noise pollution caused by the communication module, organically combining the functions of noise reduction and heat dissipation, and improving communication the service life of the module.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is an axial view of a noise reduction device for network communication equipment of the present invention;

2 is a front view of the noise reduction device for network communication equipment of the present invention;

3 is a schematic structural view of a noise reduction device for network communication equipment of the present invention;

Fig. 4 is a partial enlarged view of A in Fig. 2;

5 is a schematic structural diagram of a locking module of the present invention;

Fig. 6 is a partial enlarged view of B in Fig. 5;

Among them, 1. protective box; 2. communication module; 3. mounting plate; 4. noise reduction layer; 5. slide rail; 6. telescopic rod; 7. vibration damping spring; 8. slider; 9. sealing plate; 10 , pop-up spring; 11, self-locking hole; 12, card hole; 13, locking block; 14, locking spring; 15, protective shell; 16, push block; 17, unlock block; 18, return spring; 19, Skateboard; 20, limit block; 21, limit rod; 22, sound insulation board; 23, sound-absorbing cotton; 24, limit spring; 25, ventilation hole; 26, isolation net; 27, ventilation fan.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In order to make the above objects, features and advantages of the present utility model more clearly understood, the present utility model will be described in further detail below with reference to the accompanying drawings and specific embodiments.

Referring to FIGS. 1-6 , the present invention provides a noise reduction device for network communication equipment including a protection box 1 , a fixing unit is arranged in the inner cavity of the protection box 1 , and a mounting plate 3 for installing a communication module 2 is slidably connected to the fixing unit. ;

The side wall of the protection box 1 is provided with ventilation components; the inner cavity surface of the protection box 1 is provided with a noise reduction layer 4;

The fixing unit includes slide rails 5 arranged in parallel on both sides of the inner cavity of the protection box 1, and the mounting plate 3 is slidably connected between the two slide rails 5; A damping assembly is respectively arranged between the slide rails 5 and the mounting plate 3; a locking module is arranged between the slide rail 5 and the mounting plate 3;

The locking module includes an automatic ejection device and an automatic locking device.

The utility model discloses a noise reduction device for network communication equipment. A noise reduction layer 4 is laid on the inner cavity side wall of the protection box 1, which can effectively absorb the noise generated by the communication module 2 and reduce the noise transmitted from the protection box 1. It can reduce the impact of noise on the surrounding environment; ventilation components are provided on both sides of the protection box 1, which can ventilate the protection box 1, discharge the heat generated by the operation of the communication module 2, and reduce the temperature in the protection box 1. Prevent the communication module 2 from being damaged due to excessive temperature, and prolong the service life of the communication module 2. At the same time, the ventilation assembly can prevent external dust and water vapor from entering the protective box 1, reduce the dust accumulation of the communication module 2, and reduce the accumulation of the communication module 2 due to the The amount of noise generated by the ash, thereby reducing the noise of the device; the communication module 2 is slidably connected to the slide rail 5 through the mounting plate 3, and the slide rail 5 is provided with a vibration damping component, which effectively absorbs the work of the communication module 2 due to the component itself during the operation. The vibration generated by the vibration, thereby reducing the noise generated by the vibration; the setting of the automatic pop-up device and the automatic locking device facilitates the fixing and separation of the mounting plate 3 and the slide rail 5, and facilitates the installation and maintenance of the communication module 2.

To further optimize the solution, the vibration damping assembly includes a telescopic rod 6, and the two ends of the telescopic rod 6 are respectively fixed to the slide rail 5 and the inner cavity in the protection box 1; The two ends are respectively fixed with the slide rail 5 and the inner cavity in the protection box 1; the damping spring 7 is in a compressed state. The telescopic rod 6 acts as a limiter, limiting the vibration direction of the slide rail 5 to the up and down direction, and at the same time, the vibration damping spring 7 sleeved on the telescopic rod 6 is stretched up and down when the communication module 2 runs and drives the mounting plate 3 to vibrate. Reduce the vibration transmitted to the protection box 1, reduce the noise generated by the communication module 2 self-vibration, and thus reduce the noise pollution to the outside world;

To further optimize the solution, the automatic ejection device includes a slider 8 slidably connected in the slide rail 5, and an ejection spring 10 is fixed between the slider 8 and the sealing plate 9 at the end of the slide rail 5; the slider 8 is away from the end of the ejection spring 10. Abutting with the mounting plate 3 . During installation, the mounting plate 3 slides along the slide rail 5 in the protective box 1, pushes the slider 8 to move in the protective box 1, and compresses the pop-up spring 10; when the mounting plate 3 is pushed to a certain extent, the automatic locking device will Lock the fixed position to complete the installation; when removing the mounting plate 3, release the automatic locking device, push out the spring to rebound, and push the mounting plate 3 out of the slide rail 5 through the slider 8 to realize the automatic ejection of the mounting plate 3.

To further optimize the scheme, the automatic locking device includes a corresponding locking assembly and an unlocking assembly; the locking assembly is arranged between the mounting plate 3 and the slide rail 5, and the unlocking assembly is arranged on the bottom surface of the slide rail 5; the locking assembly includes a corresponding opening. A self-locking hole 11 at the bottom end of the mounting plate 3 and a locking hole 12 formed through the bottom surface of the slide rail 5; a locking block 13 is slidably connected in the self-locking hole 11, and the locking block 13 is connected to the bottom of the self-locking hole 11. A locking spring 14 is connected between them; the locking block 13 is adapted to the card hole 12 , and the unlocking assembly is detachably connected to the locking block 13 ; A push block 16 is slidably connected in the shell 15, the top of the push block 16 is fixedly connected with an unlocking block 17, the unlocking block 17 is slidably connected with the locking hole 12, and the unlocking block 17 is detachably connected with the locking block 13; the unlocking block 17 is externally arranged There is a return spring 18 , and both ends of the return spring 18 are respectively fixed to the bottom end of the slide rail 5 and the top end of the push block 16 . When the mounting plate 3 is installed, slide inward along the slide rail 5 until the self-locking hole 11 and the locking hole 12 are aligned, and the locking spring 14 pushes the locking block 13 into the locking hole 12 to complete the locking of the mounting plate 3 ; When taking out the mounting plate 3, push the unlocking block 17 upward through the push block 16, push the locking block 13 out of the card hole 12, the mounting plate 3 pops out under the action of the pop-up spring 10, complete the disassembly of the mounting plate 3, loosen the When the push block 16 is opened, the reset spring 18 pushes the push block 16 to reset; the protective shell 15 prevents the mounting plate 3 from popping out by accidentally touching the push block 16, which affects the use, and also limits the push block 16 to prevent the unlocking block 17 from coming out.

To further optimize the solution, the mounting plate 3 includes a sliding plate 19 slidably connected between the two slide rails 5, the top surface of the sliding plate 19 is provided with a noise reduction layer 4, and the communication module 2 is installed on the top of the noise reduction layer 4; The limit blocks 20 are respectively fixed, the opposite sides of the two limit blocks 20 are fixed to one end of the limit rod 21, the other end of the limit rod 21 is fixed with a sound insulation board 22, and the surface of the sound insulation board 22 is covered with sound-absorbing cotton 23 , the sound-absorbing cotton 23 is in contact with the side wall of the communication module 2; the limit rod 21 is sleeved with a limit spring 24, and the two ends of the limit spring 24 are respectively fixed to the limit block 20 and the sound insulation board 22. The communication module 2 is installed on the drawing board on which the noise reduction layer 4 is laid, and the vibration generated by the operation is absorbed by the noise reduction layer 4 to reduce the noise impact on the outside; 22 completes the positioning of the communication module 2, and the vibration generated by the communication module 2 is absorbed by the expansion and contraction of the limit spring 24 and the limit rod 21, reducing the noise generated by the vibration in the left and right directions; the sound-absorbing cotton 23 laid on the surface of the sound insulation board 22 has better The sound insulation, sound absorption and vibration reduction effect, further reduce the noise generated by vibration.

To further optimize the solution, the ventilation components include ventilation holes 25 respectively arranged on both sides of the protective box 1, the ventilation holes 25 are embedded and fixed with an isolation net 26, and the ventilation holes 25 are provided with ventilation fans 27, and the ventilation fans 27 are arranged on Inside the ventilation hole 25 . The isolation net 26 has the functions of dustproof and moisture absorption, which can ensure the drying in the protection box 1, and at the same time reduce the dust accumulation of the communication module 2 caused by the entry of external dust into the protection box 1; it is well known by those skilled in the art that the communication module 2 will accumulate dust and cause the communication module 2 to accumulate dust. Difficulty in heat dissipation and abnormal vibration, and high temperature and vibration will also increase the intensity of noise, so the ventilation fan 27 of the present application can speed up the ventilation in the protection box 1, accelerate heat dissipation, prevent the communication module 2 from being damaged by high temperature, and the more the communication module 2 can be reduced. The generated noise further improves the noise reduction capability of the present application.

Instructions:

Fix the communication module 2 to the corresponding position of the installation board 3, and the wiring port of the communication module 2 faces the inside of the installation board 3; draw the installation board 3 into the slide rail 5 and push it into the protection box 1 until the self-locking hole 11 and the lock The holes are aligned, the locking block 13 is pushed into the locking hole 12 by the locking spring 14 , and the mounting plate 3 and the slide rail 5 are firmly fixed under the action of the slider 8 and the locking block 13 .

When the communication module 2 is running, the ventilation fans 27 on both sides are activated, one intake and the other exhaust to form convection, and the heat generated by the operation of the communication module 2 is quickly discharged out of the protection box 1 to prevent abnormal operation caused by the high temperature of the communication module 2. The isolation net 26 embedded in the air hole 25 can prevent external dust and water vapor from entering the protective box 1, prevent slow heat dissipation caused by the accumulation of dust in the communication module 2, reduce abnormal vibration caused by accumulation of dust, and reduce the intensity of noise ; The normal vibration of the internal components during the operation of the communication module 2; the vibration in the left and right directions is absorbed by the sound insulation board 22 fixed on the end of the limit rod 21 under the action of the limit block 20 and the limit spring 24, and the sound absorption on the surface of the sound insulation board 22 The cotton 23 increases the sound absorption effect of the sound insulation board 22; the noise and vibration in the upper and lower directions are first absorbed by the noise reduction layer 4 on the surface of the mounting board 3, and the remaining vibration is reduced by the combination of the telescopic rod 6 and the vibration damping spring 7, reducing the The noise generated by the vibration, and the noise reduction layer 4 laid on the inner wall of the protection box 1 can effectively reduce the outgoing noise in the protection box 1 and reduce the noise pollution to the outside world.

When taking out the communication module 2, first close the communication module 2, then open the protective box 1, push up the push block 16 in the protective shell 15 under the slide rail 5, push the unlocking block 17 to push the locking block 13 out of the card hole 12, and install After the plate 3 loses its position, the sliding plate 19 pushes the mounting plate 3 out of the slide rail 5 under the push of the push-out spring, and the mounting plate 3 can be easily removed.

The utility model has the advantages of simple structure, convenient use, convenient installation and maintenance of the communication module 2, good heat dissipation and good shock absorption effect, effectively reducing the noise pollution of the communication module 2 to the outside world, and organically combining the functions of noise reduction and heat dissipation, The service life of the communication module 2 is increased.

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indications of orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present utility model, not Indicates or implies that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention.

The above embodiments are only to describe the preferred mode of the present invention, but not to limit the scope of the present invention. On the premise of not departing from the design spirit of the present invention, those of ordinary skill in the art have made the technical solutions of the present invention. Various deformations and improvements should fall within the protection scope determined by the claims of the present utility model.

Claims (8)

1. A noise reduction device for network communication equipment, characterized in that it comprises a protection box (1), the inner cavity of the protection box (1) is provided with a fixing unit, and a communication module for installing a communication module is slidably connected on the fixing unit (2) mounting plate (3); The side wall of the protection box (1) is provided with ventilation components; the inner cavity surface of the protection box (1) is provided with a noise reduction layer (4); The fixing unit comprises slide rails (5) arranged in parallel on both sides of the inner cavity of the protection box (1), and the mounting plate (3) is slidably connected between the two slide rails (5); Vibration damping components are respectively provided between the bottom surface and the top surface of the front and rear ends of the rail (5) and the inner cavity of the protection box (1); between the sliding rail (5) and the mounting plate (3) With locking module; The locking module includes an automatic ejection device and an automatic locking device. 2 . The noise reduction device for network communication equipment according to claim 1 , wherein the vibration damping assembly comprises a telescopic rod ( 6 ), and two ends of the telescopic rod ( 6 ) are respectively connected to the sliding rail ( 2 . 3 . 5) It is fixedly connected with the inner cavity in the protection box (1); the outer casing of the telescopic rod (6) is provided with a damping spring (7), and the two ends of the damping spring (7) are respectively connected with the sliding The rail (5) is fixedly connected with the inner cavity in the protection box (1); the vibration damping spring (7) is in a compressed state. 3. The noise reduction device for network communication equipment according to claim 1, wherein the automatic ejection device comprises a slider (8) slidably connected in the slide rail (5), and the slider ( 8) An ejection spring (10) is fixedly connected with the sealing plate (9) at the end of the slide rail (5); the end of the slider (8) away from the ejection spring (10) and the mounting plate (3) Abutting. 4 . The noise reduction device for network communication equipment according to claim 1 , wherein the automatic locking device comprises a correspondingly arranged locking assembly and an unlocking assembly; the locking assembly is arranged on the mounting plate ( 4 . 3) Between the slide rail (5), the unlocking assembly is arranged on the bottom surface of the slide rail (5). 5. The noise reduction device for network communication equipment according to claim 4, wherein the locking assembly comprises a self-locking hole (11) correspondingly opened at the bottom end of the mounting plate (3) and a self-locking hole (11) opened through the mounting plate (3). The locking hole (12) on the bottom surface of the slide rail (5); the self-locking hole (11) is slidably connected with a locking block (13), and the locking block (13) is connected to the self-locking hole ( 11) A locking spring (14) is connected between the bottom of the hole; the locking block (13) is adapted to the locking hole (12), and the unlocking assembly is compatible with the locking block (13). ) detachable connection. 6. The noise reduction device for network communication equipment according to claim 5, wherein the unlocking assembly comprises a protective shell (15) fixed on the bottom end of the slide rail (5), and the protective shell (15) ) is slidably connected with a push block (16), the top of the push block (16) is fixed with an unlocking block (17), the unlocking block (17) is slidably connected with the card hole (12), and the unlocking block (17) is slidably connected to the locking hole (12). The block (17) is detachably connected with the locking block (13); the unlocking block (17) is provided with a return spring (18) on the outer sleeve, and the two ends of the return spring (18) are respectively connected to the slide rail (5) The bottom end is fixedly connected with the top end of the push block (16). 7 . The noise reduction device for network communication equipment according to claim 1 , wherein the mounting plate ( 3 ) comprises a sliding plate ( 19 ) slidably connected between the two sliding rails ( 5 ). The noise reduction layer (4) is applied on the top surface of the sliding plate (19), and the communication module (2) is installed on the top of the noise reduction layer (4); the two ends of the sliding plate (19) are respectively fixedly connected Limiting blocks (20), opposite sides of the two limiting blocks (20) are fixedly connected to one end of a limiting rod (21), and the other end of the limiting rods (21) is fixed with a sound insulation board (22), The sound-absorbing cotton (23) is applied on the surface of the sound insulation board (22), and the sound-absorbing cotton (23) is in contact with the side wall of the communication module (2); the limiting rod (21) is sleeved with a limit A position spring (24), two ends of the position limit spring (24) are respectively fixed to the position limit block (20) and the sound insulation board (22). 8 . The noise reduction device for network communication equipment according to claim 1 , wherein the ventilation assembly comprises ventilation holes ( 25 ) respectively arranged on both sides of the protection box ( 1 ). An isolation net (26) is embedded and fixed in the air hole (25), a ventilation fan (27) is arranged in the ventilation hole (25), and the ventilation fan (27) is arranged inside the ventilation hole (25). .

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