CN211557684U - A noise reduction device for a communication chassis - Google Patents

Abstract

The utility model belongs to the technical field of communication instruments, and discloses a noise reduction device for a communication case, which comprises a communication case body, a case door, a fan, a hinge, a base, a damping spring, an acoustic board, a plastic frame and a connecting frame, wherein the front surface of the communication case body is provided with a sound absorbing plate; novel communication machine case body noise reduction device includes the abatvoix, damping spring and connection frame, it can reduce the noise that communication machine case body and ground vibrations produced to be equipped with damping spring, when the noise that the communication machine case body is inside to produce incides the abatvoix surface, can arouse the air vibration in the inside micropore, because viscous resistance and the heat conduction effect of frictional resistance and air, will be as partly acoustic energy conversion to heat energy, thereby play the sound absorption effect, the connection frame is made by plastics, the noise that fan and communication machine case body iron sheet vibration when can reducing the motion sent, can handle the noise of communication machine case body better through the above-mentioned noise reduction device.

Description

A noise reduction device for a communication chassis

technical field

The utility model belongs to the technical field of communication equipment, in particular to a noise reduction device used for a communication chassis.

Background technique

Communication chassis refers to the chassis used in communication. This type of product is mainly a chassis chassis processed by sheet metal equipment. The accessories are firmly fixed inside the case, forming a compact whole.

When the original communication chassis is in use, the internal components and the cooling fan will make a sound when contacting the iron sheet of the communication chassis. The current noise reduction device is not enough to deal with the noise of the communication chassis, which reduces the use function of the communication chassis.

Utility model content

The purpose of this utility model is to provide a noise reduction device for a communication case, in order to solve the problem that when the original communication case is in use, the internal devices and the cooling fan will make a noise when contacting the iron sheet of the communication case, The current noise reduction device is not enough to deal with the noise of the communication chassis, which reduces the problem of the use function of the communication chassis.

In order to achieve the above purpose, the utility model provides the following technical solutions: a noise reduction device for a communication case, comprising a communication case body, a case door, a fan, a hinge, a base, a shock-absorbing spring, a sound-absorbing panel, a plastic frame and a connection frame, the front surface of the communication case body is provided with the case door, the case door is fixedly connected with the communication case body, and the hinge is provided at the connection between the case door and the communication case body, The case door and the communication case body are rotatably connected through the hinge, the fan is provided at one end of the communication case body close to the hinge, and the fan is fixedly connected to the communication case body, and the fan is fixedly connected to the communication case body. The bottom of the communication case body is provided with the shock-absorbing spring, the shock-absorbing spring is fixedly connected with the communication case body, and the base is provided at one end of the shock-absorbing spring away from the communication case body, and the base is connected to the communication case body. The shock-absorbing spring is fixedly connected, the inner side wall of the communication box body is provided with the sound-absorbing plate, the sound-absorbing plate is fixedly connected with the communication box body, and the inner middle position of the communication box body is provided with the sound-absorbing plate. Plastic frame, the plastic frame is fixedly connected with the communication case body, the connection frame is provided at the connection between the fan and the communication case body, and the communication case body and the fan are fixed by the connection frame connected, the fan is electrically connected with an external power source.

A glass frame is arranged above the front surface of the cabinet door, and the glass frame is fixedly connected to the cabinet door.

The side of the front surface of the cabinet door away from the hinge is provided with a connecting groove, and the connecting groove is integrally formed with the cabinet door.

The top of the communication case body is provided with a top cover, and the top cover is fixedly connected with the communication case body.

The number of the hinges is three, and the three hinges are all fixedly connected with the communication chassis body.

The number of the shock-absorbing springs is five, and the five shock-absorbing springs are all fixedly connected with the communication chassis body.

Compared with the prior art, the beneficial effect of the present utility model is that the noise reduction device of the new communication case body includes a sound-absorbing plate, a shock-absorbing spring and a connecting frame, and the shock-absorbing spring can reduce the noise generated by the vibration of the communication case body and the ground. , When the noise generated inside the communication chassis body is incident on the surface of the sound-absorbing panel, it will cause the air in the internal micropores to vibrate. Sound absorption, the connection frame is made of plastic, which can reduce the noise generated by the vibration of the fan and the iron sheet of the communication chassis body during movement, and the noise of the communication chassis body can be better handled by the above noise reduction device.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a schematic diagram of the internal structure of the communication chassis of the present invention;

FIG. 3 is a schematic structural diagram of a side view of a communication chassis of the present invention.

Description of reference numbers:

11. Communication chassis body; 12. Chassis door; 13. Fan; 14. Hinge; 15. Base; 16. Damping spring; 17. Sound-absorbing panel; 18. Plastic frame; 19. Connection frame; 111. Top cover; 112, connecting groove; 121, glass frame.

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.

1-3, the present utility model provides a technical solution: a noise reduction device for a communication chassis, comprising a communication chassis body 11, a chassis door 12, a fan 13, a hinge 14, a base 15, a The shock spring 16, the sound-absorbing board 17, the plastic frame 18 and the connection frame 19, the front surface of the communication case body 11 is provided with a case door 12, the case door 12 is fixedly connected with the communication case body 11, and the case door 12 is connected with the communication case body 11. There is a hinge 14 at the place, the chassis door 12 is connected with the communication chassis body 11 through the hinge 14, and the communication chassis body 11 is provided with a fan 13 close to the hinge 14, and the fan 13 is fixedly connected with the communication chassis body 11. A shock-absorbing spring 16 is provided at the bottom, and the shock-absorbing spring 16 is fixedly connected with the communication case body 11 . The end of the shock-absorbing spring 16 away from the communication case body 11 is provided with a base 15 , and the base 15 is fixedly connected with the shock-absorbing spring 16 . The communication case body 11 The inner side wall is provided with a sound-absorbing board 17, the sound-absorbing board 17 is fixedly connected with the communication case body 11, a plastic frame 18 is arranged at the inner middle position of the communication case body 11, the plastic frame 18 is fixedly connected with the communication case body 11, and the fan 13 is connected to the communication case body 11. A connection frame 19 is provided at the connection of the chassis body 11 , the communication chassis body 11 and the fan 13 are fixedly connected through the connection frame 19 , and the fan 13 is electrically connected to an external power source.

In this embodiment, the internal iron frame is changed to a plastic frame 18 , which can avoid the noise generated by the contact between the internally installed communication device and the iron frame, and ensure the noise reduction of the communication case body 11 .

In this embodiment, the noise reduction device of the new communication case body 11 includes a sound-absorbing plate 17, a shock-absorbing spring 16 and a connecting frame 19. The shock-absorbing spring 16 can reduce the noise generated by the vibration of the communication case body 11 and the ground. When the noise generated inside the main body 11 is incident on the surface of the sound-absorbing panel 17, it will cause the air in the internal micro-holes to vibrate. Due to the frictional resistance, the viscous resistance of the air and the heat conduction effect, a considerable part of the sound energy is converted into heat energy, thereby playing a sound-absorbing effect. The connection frame 19 is made of plastic, which can avoid the noise generated by the vibration of the fan 13 and the iron sheet of the communication case body 11 during movement.

A glass frame 121 is provided above the front surface of the cabinet door 12 , and the glass frame 121 is fixedly connected to the cabinet door 12 .

In this embodiment, a glass frame 121 is provided above the front surface of the cabinet door 12 , which can facilitate the staff to observe the working state of the internal components of the communication cabinet body 11 .

A connecting groove 112 is provided on the side of the front surface of the cabinet door 12 away from the hinge 14 , and the connecting groove 112 is integrally formed with the cabinet door 12 .

In this embodiment, a connecting slot 112 is provided on the side of the front surface of the cabinet door 12 away from the hinge 14 , which can make it more convenient for the staff to open the cabinet door 12 .

The top of the communication case body 11 is provided with a top cover 111 , and the top cover 111 is fixedly connected with the communication case body 11 .

In this embodiment, a top cover 111 is provided on the top of the communication case body 11 to protect the communication case body 11 from being damaged.

The number of the hinges 14 is three, and all the three hinges 14 are fixedly connected with the communication case body 11 .

In this embodiment, three hinges 14 are provided, which can make the connection between the cabinet door 12 and the communication cabinet body 11 more firmly, and avoid falling off during use.

The number of the shock-absorbing springs 16 is five, and all the five shock-absorbing springs 16 are fixedly connected with the communication case body 11 .

In this embodiment, five damping springs 16 are provided, which can greatly reduce the sound produced by vibration.

The working principle and use process of the utility model: after the utility model is installed, the noise reduction device of the new communication case body 11 includes a sound-absorbing plate 17, a shock-absorbing spring 16 and a connecting frame 19. The shock-absorbing spring 16 can reduce the size of the communication case. The noise generated by the vibration of the body 11 and the ground, when the noise generated inside the communication case body 11 is incident on the surface of the sound-absorbing panel 17, it will cause the air in the internal micro-holes to vibrate. A considerable part of the sound energy is converted into heat energy, so as to absorb sound. The connection frame 19 is made of plastic, which can avoid the noise generated by the vibration of the iron sheet of the fan 13 and the communication box body 11 during movement. The noise of the case body 11 is processed.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A noise reduction device for a communication case, characterized in that: comprising a communication case body (11), a case door (12), a fan (13), a hinge (14), a base (15), a shock-absorbing spring (16), a sound-absorbing panel (17), a plastic frame (18) and a connecting frame (19), the front surface of the communication case body (11) is provided with the case door (12), the case door (12) It is fixedly connected with the communication case body (11), the hinge (14) is provided at the connection between the case door (12) and the communication case body (11), and the case door (12) is connected with the communication case body (11). The communication case body (11) is rotatably connected through the hinge (14), and the fan (13) is provided at one end of the communication case body (11) close to the hinge (14), and the fan (13) ) is fixedly connected to the communication case body (11), the shock-absorbing spring (16) is provided at the bottom of the communication case body (11), and the shock-absorbing spring (16) is connected to the communication case body (11). ) is fixedly connected, the end of the shock-absorbing spring (16) away from the communication chassis body (11) is provided with the base (15), and the base (15) is fixedly connected with the shock-absorbing spring (16), The sound-absorbing panel (17) is provided on the inner side wall of the communication case body (11), and the sound-absorbing panel (17) is fixedly connected with the communication case body (11). The plastic frame (18) is provided at the middle position, the plastic frame (18) is fixedly connected with the communication case body (11), and the connection between the fan (13) and the communication case body (11) The connection frame (19) is provided, the communication case body (11) and the fan (13) are fixedly connected through the connection frame (19), and the fan (13) is electrically connected to an external power supply. 2. A noise reduction device for a communication case according to claim 1, characterized in that: a glass frame (121) is provided above the front surface of the case door (12), and the glass frame (121) It is fixedly connected with the cabinet door (12). 3. A noise reduction device for a communication case according to claim 1, characterized in that: a connecting groove (112) is provided on the side of the front surface of the case door (12) away from the hinge (14) ), the connecting slot (112) is integrally formed with the cabinet door (12). 4. A noise reduction device for a communication chassis according to claim 1, characterized in that: a top cover (111) is provided on the top of the communication chassis body (11), and the top cover (111) is connected with The communication chassis body (11) is fixedly connected. 5. A noise reduction device for a communication chassis according to claim 1, characterized in that: the number of the hinges (14) is three, and the three hinges (14) are all connected with the hinges (14). The communication chassis body (11) is fixedly connected. 6. A noise reduction device for a communication chassis according to claim 1, wherein the number of the shock-absorbing springs (16) is five, and the five shock-absorbing springs (16) are all It is fixedly connected with the communication chassis body (11).

Images