CN214742089U

CN214742089U - Roots blower sound-proof housing beneficial to heat dissipation

Info

Publication number: CN214742089U
Application number: CN202120847068.9U
Authority: CN
Inventors: 牛进川; 牛余庆
Original assignee: Zhangqiu Oasis Machinery Co ltd
Current assignee: Zhangqiu Oasis Machinery Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-16
Anticipated expiration: 2031-04-23

Abstract

The utility model belongs to the technical field of fan equipment, in particular to a Roots fan sound-proof housing beneficial to heat dissipation, which comprises a sound-proof housing, an air inlet pipe and an air outlet pipe; an air inlet pipe is arranged at the top of the sound-proof housing, and an air outlet pipe is arranged at one side of the sound-proof housing; the air inlet pipe is communicated with the air inlet of the Roots blower, and the air outlet pipe is communicated with the air outlet of the Roots blower; a damping pad is arranged on the bottom plate of the sound-proof cover shell, the damping pad is fixedly connected with a mounting seat, and the Roots blower is fixed on the mounting seat; a cavity is formed in the mounting seat and is respectively communicated with one end of the first refrigerant pipe and one end of the second refrigerant pipe, the first refrigerant pipe and the second refrigerant pipe convey refrigerants into the cavity to cool the mounting seat, and then the mounting seat cools the Roots blower through the heat conduction effect, so that the heat dissipation efficiency of the Roots blower is improved; a plurality of acoustical panel is all installed to the inner wall of roof and four curb plates of sound-proof cover casing, can absorb the noise that the roots's fan sent, improves noise reduction effect.

Description

Roots blower sound-proof housing beneficial to heat dissipation

Technical Field

The utility model belongs to the technical field of fan equipment, in particular to do benefit to radiating roots's fan sound-proof housing.

Background

The roots blower is a rotary compressor which compresses and delivers gas by the relative movement of two lobed rotors in a cylinder. The blower has simple structure and convenient manufacture, is widely applied to aquaculture oxygenation, sewage treatment aeration and cement conveying, is more suitable for a gas conveying and pressurizing system in a low-pressure occasion, and can also be used as a vacuum pump and the like. The roots's fan can produce the high decibel noise at the during operation, generally can place the roots's fan in the sound-proof housing in order to reduce the influence to surrounding operational environment.

The existing sound-proof housing of the Roots blower is usually designed in a closed mode, so that the heat dissipation effect is poor, the Roots blower is caused to operate at a high temperature state for a long time, and the service life of the Roots blower is seriously influenced.

Disclosure of Invention

The utility model discloses a compensate the not good problem of roots's fan sound-proof housing radiating effect among the prior art, provide a do benefit to radiating roots's fan sound-proof housing.

The utility model discloses a realize through following technical scheme:

a Roots blower sound-proof housing beneficial to heat dissipation comprises a sound-proof housing body, an air inlet pipe and an air outlet pipe; the air inlet pipe is arranged at the top of the sound-proof housing, and the air outlet pipe is arranged at one side of the sound-proof housing; the air inlet pipe is communicated with the air inlet of the Roots blower, and the air outlet pipe is communicated with the air outlet of the Roots blower; a damping pad is arranged on the bottom plate of the sound-proof cover shell, the damping pad is fixedly connected with a mounting seat, and the Roots blower is fixed on the mounting seat; a cavity is formed in the mounting seat and is respectively communicated with one end of a first refrigerant pipe and one end of a second refrigerant pipe, and one end of the first refrigerant pipe, far away from the cavity, and one end of the second refrigerant pipe, far away from the cavity, are both communicated with an external compressor; a plurality of motors are arranged on a bottom plate of the sound-proof cover shell body below the first refrigerant pipe and the second refrigerant pipe, the output ends of the motors are in transmission connection with fans, and the fans are located below the first refrigerant pipe or the second refrigerant pipe; and a plurality of silencing plates are arranged on the top plate of the sound-proof cover shell and the inner walls of the four side plates.

Furthermore, a glass wool interlayer is arranged in the sound-proof cover shell.

Furthermore, a plurality of sound-absorbing wedges are arranged on the inner wall of the air inlet pipe and the inner wall of the air outlet pipe.

Further, the vibration damping pad is made of rubber.

Furthermore, the first refrigerant pipe or the second refrigerant pipe above the fan is spiral.

Further, the sound-absorbing plate is obliquely arranged on the inner wall of the top plate or the side plate of the sound-proof cover shell.

Furthermore, an asbestos interlayer is arranged in the sound-absorbing plate.

Compared with the prior art, the utility model, following beneficial effect has:

1. first refrigerant pipe and second refrigerant pipe carry the refrigerant for the mount pad cooling in carrying the cavity, and then the mount pad passes through the heat-conduction effect and for the cooling of roots's fan, improves roots's fan radiating efficiency.

2. The fan can accelerate the air flow in the sound-proof housing, and the first refrigerant pipe or the second refrigerant pipe of fan top are the spiral and can improve heat exchange efficiency, reduce air temperature in the sound-proof housing fast, prevent that the roots's fan is overheated.

3. Noise reduction shield casing roof and four curb plate inner wall mounting's acoustical panel can absorb the noise that the roots fan sent, improves noise reduction.

4. The intraductal wall mounting of air-inlet and air-out inhales the sound wedge and can absorb the sound wave along the tuber pipe propagation, further improves noise reduction effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

In the figure, 1 a sound insulation cover shell, 2 an air inlet pipe, 3 an air outlet pipe, 4 a vibration damping pad, 5 a mounting seat, 6 a cavity, 7 a first refrigerant pipe, 8 a second refrigerant pipe, 9 a motor, 10 a fan, 11 a sound absorption board and 12 a sound absorption wedge.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "top", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and only the relation words determined for the convenience of describing the structural relationship of each component or element of the present invention, which is not specific to any component or element of the present invention, cannot be understood as limiting the present invention.

Fig. 1-3 show an embodiment of the present invention. The embodiment comprises a sound-proof housing 1, an air inlet pipe 2 and an air outlet pipe 3; the air inlet pipe 2 is arranged at the top of the sound-proof cover shell 1, and the air outlet pipe 3 is arranged at one side of the sound-proof cover shell 1; the air inlet pipe 2 is communicated with the air inlet of the Roots blower, and the air outlet pipe 3 is communicated with the air outlet of the Roots blower. And a glass wool interlayer is arranged in the sound-proof shield shell 1 to absorb noise emitted by the Roots blower. In order to absorb the noise transmitted along the air pipe, a plurality of sound-absorbing wedges 12 are arranged on the inner walls of the air inlet pipe 2 and the air outlet pipe 3.

A damping pad 4 made of rubber is arranged on a bottom plate of the sound-proof cover shell 1, a mounting seat 5 is fixedly connected to the damping pad 4, the Roots blower is fixed on the mounting seat 5, and the damping pad 4 can buffer the vibration of the Roots blower during operation; a cavity 6 is formed in the mounting seat 5, the cavity 6 is respectively communicated with one end of a first refrigerant pipe 7 and one end of a second refrigerant pipe 8, and one end of the first refrigerant pipe 7 far away from the cavity 6 and one end of the second refrigerant pipe 8 far away from the cavity 6 are both communicated with an external compressor; a plurality of motors 9 are arranged on the bottom plate of the sound-proof cover shell 1 below the first refrigerant pipe 7 and the second refrigerant pipe 8, the output ends of the motors 9 are in transmission connection with fans 10, and the fans 10 are positioned below the first refrigerant pipe 7 or the second refrigerant pipe 8; the first refrigerant pipe 7 or the second refrigerant pipe 8 above the fan 10 is spiral, and the heat exchange efficiency is improved by increasing the contact area between the refrigerant pipes and air.

The top plate of the sound-proof cover shell 1 and the inner walls of the four side plates are obliquely provided with a plurality of sound-proof plates 11, and the sound-proof plates 11 can effectively absorb noise emitted by the Roots blower; and an asbestos interlayer is arranged in the sound-absorbing plate 11 to improve the noise reduction effect.

When the motor is used, the external compressor is started and the motor 9 is started, so that the air in the mounting seat 5 and the sound-proof housing 1 can be precooled, and then the Roots blower is started to ensure that the Roots blower operates at a proper working temperature; the obliquely installed sound-absorbing plate 11 can effectively absorb noise sound waves transmitted from various angles, so that the noise reduction effect is improved; the cotton intermediate layer of glass in the sound-proof housing casing 1 to and 2 inner walls of air-supply line and play sound wedge 12 of inhaling on the 3 inner walls of tuber pipe, can further absorb the noise that the roots's fan sent, improve the syllable-dividing effect of this embodiment.

Claims

1. The utility model provides a do benefit to radiating roots's fan sound-proof housing, includes sound-proof housing casing (1), air-supply line (2) and goes out tuber pipe (3), its characterized in that: the air inlet pipe (2) is installed at the top of the sound-proof cover shell (1), and the air outlet pipe (3) is installed at one side of the sound-proof cover shell (1); the air inlet pipe (2) is communicated with the air inlet of the Roots blower, and the air outlet pipe (3) is communicated with the air outlet of the Roots blower; a damping pad (4) is arranged on a bottom plate of the sound-proof cover shell (1), a mounting seat (5) is fixedly connected to the damping pad (4), and the Roots blower is fixed on the mounting seat (5); a cavity (6) is formed in the mounting seat (5), the cavity (6) is respectively communicated with one end of a first refrigerant pipe (7) and one end of a second refrigerant pipe (8), and one end of the first refrigerant pipe (7) far away from the cavity (6) and one end of the second refrigerant pipe (8) far away from the cavity (6) are both communicated with an external compressor; a plurality of motors (9) are mounted on a bottom plate of the sound-proof cover shell (1) below the first refrigerant pipe (7) and the second refrigerant pipe (8), the output ends of the motors (9) are in transmission connection with fans (10), and the fans (10) are located below the first refrigerant pipe (7) or the second refrigerant pipe (8); the top plate of the sound-proof cover shell (1) and the inner walls of the four side plates are respectively provided with a plurality of sound-proof plates (11).

2. The roots blower sound-proof housing facilitating heat dissipation according to claim 1, wherein: and a glass wool interlayer is arranged in the sound-proof cover shell (1).

3. The roots blower sound-proof housing facilitating heat dissipation according to claim 1, wherein: a plurality of sound-absorbing wedges (12) are arranged on the inner wall of the air inlet pipe (2) and the inner wall of the air outlet pipe (3).

4. The roots blower sound-proof housing facilitating heat dissipation according to claim 1, wherein: the damping pad (4) is made of rubber.

5. The roots blower sound-proof housing facilitating heat dissipation according to claim 1, wherein: the first refrigerant pipe (7) or the second refrigerant pipe (8) above the fan (10) is spiral.

6. The roots blower sound-proof housing facilitating heat dissipation according to claim 1, wherein: the sound-absorbing plate (11) is obliquely arranged on the inner wall of the top plate or the side plate of the sound-proof cover shell (1).

7. A roots blower sound-proof housing for facilitating heat dissipation according to claim 1 or 6, wherein: an asbestos interlayer is arranged in the sound-absorbing plate (11).