CN-224228865-U - Low-noise screw air compressor

Abstract

The utility model provides a low-noise screw air compressor, which belongs to the technical field of air compressors and comprises the following components: casing, air compression subassembly and cooling module, the casing is provided with and holds the chamber, air compression subassembly includes the compression air inlet, compression host computer and compression gas vent, cooling system includes cooling baffle and first cooler, because the main noise source of air compressor machine comes from the compression host computer to the air in-process production of compressing, so compression air inlet and compression gas vent keep away from compression host computer relatively, can preliminary noise abatement's emission, and air after the cooling is discharged by the compression gas vent, supply subsequent equipment to use, the high-efficient compression and the stable output of air have been realized to the whole process, the security and the stability of system have effectively been ensured through the air temperature of first cooler has reduced the exhaust simultaneously.

Inventors

• TANG JING
• YANG FAN

Assignees

• 宁波欣达螺杆压缩机有限公司

Dates

Publication Date

20260512

Application Date

20250528

Claims (10)

1. 1. A low noise screw air compressor, comprising: a housing provided with a receiving chamber; The air compression assembly comprises a compression air inlet, a compression host and a compression air outlet, wherein the air compression assembly is accommodated in the accommodating cavity, the compression air inlet is sequentially communicated with the compression host and the compression air outlet, and the compression air inlet and the compression air outlet are connected with the outside of the shell; the cooling assembly is accommodated in the accommodating cavity and comprises a cooling partition plate and a first cooler, a cooling space is formed in the accommodating cavity by the cooling partition plate, the first cooler is accommodated in the cooling space, and the first cooler is arranged between the compression host and the compression exhaust port.
2. 2. The low-noise screw air compressor of claim 1 further comprising an oil-gas separator, wherein the compression exhaust port and the compression host are communicated through the oil-gas separator.
3. 3. The low-noise screw air compressor of claim 2, wherein the cooling assembly further comprises a second cooler, and two ends of the second cooler are respectively communicated with the compression host and the oil-gas separator.
4. 4. The low-noise screw air compressor of claim 3 further comprising a T-shaped temperature control valve, wherein the T-shaped temperature control valve is a three-way valve, an input port of the T-shaped temperature control valve is connected with the oil-gas separator, one output port of the T-shaped temperature control valve is connected with the second cooler, and the other output port of the T-shaped temperature control valve is directly connected with the compression host.
5. 5. The low noise screw air compressor of claim 4 further comprising a lubrication filter, wherein one end of the lubrication filter is connected to the second cooler and the T-shaped temperature control valve, and the other end of the lubrication filter is connected to the compression host.
6. 6. The low-noise screw air compressor of claim 1, wherein the cooling assembly further comprises a cooling driving element, a cooling fan, a cooling air inlet and a cooling air outlet, the cooling driving element is connected with the cooling fan, the driving element and the cooling fan are connected with the cooling partition plate and are accommodated in the cooling space, and the cooling air inlet and the cooling air outlet are arranged in the shell and are communicated with the cooling space and the outside.
7. 7. The low noise screw air compressor according to claim 6, further comprising a frequency converter and an exhaust temperature detector, wherein the frequency converter and the exhaust temperature detector are connected with the housing and are accommodated in the accommodating cavity, and the frequency converter is electrically connected with the exhaust temperature detector and the cooling driving element.
8. 8. The low-noise screw air compressor of claim 6 further comprising a metal filter screen detachably arranged at the cooling air inlet and the cooling air outlet.
9. 9. The low noise screw air compressor of claim 1 wherein sound absorbing sponges are arranged on the inner surface of the shell, and sealing strips are arranged between the shell and the cooling partition plate.
10. 10. The low noise screw air compressor of claim 1 wherein a sewage drain is provided at the bottom of the housing, the sewage drain communicating with the cooling space and the outside.

Description

Low-noise screw air compressor Technical Field The utility model belongs to the technical field of air compressors, and relates to a low-noise screw air compressor. Background The textile industry is an important application field of low-pressure air compressors, and particularly has larger requirements on large-scale equipment, because domestic textile enterprises are distributed in a cluster mode, the characteristics of small scale and high density are presented, the air compressor equipment areas of many factories are closely adjacent to production operation areas, the axial flow cooling fan of the air compressor can generate higher noise in the operation process of the air compressor, and the main reason is that the inside of the equipment can generate larger noise in the operation process of a motor-driven compression host machine and the air compression realization process, and the physical and mental health of staff can be influenced when the air compressor is in such an environment for a long time. In summary, although some prior art solutions primarily solve the noise problem, there is still a large room for improvement for further noise reduction and high temperature generated by operation of the air compressor. Disclosure of Invention The present utility model is directed to solving the above problems in the prior art, and provides a low noise screw air compressor, comprising: a housing provided with a receiving chamber; The air compression assembly comprises a compression air inlet, a compression host and a compression air outlet, wherein the air compression assembly is accommodated in the accommodating cavity, the compression air inlet is sequentially communicated with the compression host and the compression air outlet, and the compression air inlet and the compression air outlet are connected with the outside of the shell; the cooling assembly is accommodated in the accommodating cavity and comprises a cooling partition plate and a first cooler, a cooling space is formed in the accommodating cavity by the cooling partition plate, the first cooler is accommodated in the cooling space, and the first cooler is arranged between the compression host and the compression exhaust port. In the low-noise screw air compressor, the air compressor further comprises an oil-gas separator, and the compression exhaust port and the compression host are communicated through the oil-gas separator. In the low-noise screw air compressor, the cooling assembly further comprises a second cooler, and two ends of the second cooler are respectively communicated with the compression host and the oil-gas separator. In the low-noise screw air compressor, the air compressor further comprises a T-shaped temperature control valve, the T-shaped temperature control valve is a three-way valve, an input port of the T-shaped temperature control valve is connected with the oil-gas separator, one output port of the T-shaped temperature control valve is connected with the second cooler, and the other output port of the T-shaped temperature control valve is directly connected with the compression host. In the above-mentioned low noise screw air compressor, still include the lubricating oil filter, the one end of lubricating oil filter with the second cooler and T type temperature-sensing valve is connected, the other end of lubricating oil filter with compression host computer is connected. In the above-mentioned low noise screw air compressor, cooling assembly still includes cooling driving element, cooling fan, cooling air intake and cooling air outlet, cooling driving element with cooling fan connects, driving element and cooling fan with the cooling baffle is connected, and holds in cooling space, cooling air intake and cooling air outlet set up in the casing and intercommunication cooling space and external world. In the above-mentioned low noise screw air compressor, still include converter and exhaust temperature detector, the converter with exhaust temperature detector with the casing is connected, and hold in hold the chamber, the converter with exhaust temperature detector and cooling drive element electricity is connected. In the low-noise screw air compressor, the air compressor further comprises a metal filter screen, wherein the metal filter screen is detachably arranged at the cooling air inlet and the cooling air outlet. In the low-noise screw air compressor, sound-absorbing sponges are arranged on the inner surface of the shell, and sealing strips are arranged between the shell and the cooling partition plate. In the low-noise screw air compressor, a sewage outlet is formed in the bottom of the shell, and the sewage outlet is communicated with the cooling space and the outside. Compared with the prior art, the utility model has the beneficial effects that: 1. Because the main noise source of air compressor machine comes from the compression host computer and carries out compression in-process to the air and produce, s