CN216518499U

CN216518499U - Mute permanent magnet variable frequency air compressor

Info

Publication number: CN216518499U
Application number: CN202123112806.4U
Authority: CN
Inventors: 包景文; 曹强
Original assignee: Hanjun Precision Machinery Co ltd
Current assignee: Hanjun Precision Machinery Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-13
Anticipated expiration: 2031-12-10

Abstract

The utility model belongs to the technical field of air compressors, and particularly discloses a silent permanent magnet variable frequency air compressor which comprises a box body, wherein the bottom end of the box body is provided with support legs, two sides of the box body are respectively provided with a cooling fan and an air vent, the air vent is provided with a filter screen, the interior of the box body is provided with an inner shell, the bottom end of the inner shell is provided with a connecting rod, two ends of the connecting rod are respectively fixedly connected with the inner shell and the box body, the interior of the inner shell is provided with a permanent magnet motor and an air compressor head, the bottom ends of the permanent magnet motor and the air compressor head are respectively provided with a damping and noise reducing device, and the air compressor head is provided with an air inlet pipeline and an air outlet pipeline. Noise leakage is reduced.

Description

Mute permanent magnet variable frequency air compressor

Technical Field

The utility model relates to a mute permanent magnet variable frequency air compressor, and belongs to the technical field of air compressors.

Background

An air compressor is called an air compressor for short and is equipment for compressing air. The air compressor converts mechanical energy into gas pressure energy. In recent years, air compressors are rapidly developed and widely applied to various industries, and particularly frequency conversion air compressors are popular among users due to the characteristics of energy conservation, small mechanical impact, low failure rate and the like. Because its operating characteristic, the air compressor machine can produce a large amount of vibrations in the operation process, and these vibrations can produce the noise, influence operating personnel's health.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mute permanent magnet variable frequency air compressor, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a silence permanent magnetism frequency conversion air compressor machine, includes the box, the box bottom is equipped with the stabilizer blade, the box both sides are equipped with radiator fan and bleeder vent respectively, be equipped with the filter screen on the bleeder vent, the inside inner shell that is equipped with of box, the inner shell bottom is equipped with the connecting rod, the connecting rod both ends respectively with inner shell and box fixed connection, inside permanent-magnet machine and the air compressor aircraft nose of being equipped with of inner shell, permanent-magnet machine and air compressor aircraft nose bottom are equipped with all and all are equipped with vibration/noise reduction device, be equipped with admission line and exhaust duct on the air compressor aircraft nose.

Preferably, the damping and noise reducing device comprises a limiting rod, sliding blocks are arranged at two ends of the limiting rod, a supporting seat is arranged at the top ends of the sliding blocks through a connecting shaft, and a buffer spring is arranged on the side face of each sliding block.

Preferably, the two ends of the limiting rod are symmetrically provided with limiting blocks, and the two ends of the limiting rod and the inner sides of the limiting blocks are provided with corresponding threads.

Preferably, the tail end of the buffer spring is arranged on the side face of the limiting block, the two ends of the buffer spring are fixedly connected with the sliding block and the limiting block respectively, and the length of the buffer spring is the same as that of the thread.

Preferably, one end of the limiting rod penetrates through the inner shell and is arranged on the outer side of the inner shell, and a rocking handle is fixedly arranged at the tail end of the limiting rod.

Preferably, inlet duct one end sets up in the inner shell side, inlet duct side is around being equipped with a plurality of damping spring, damping spring end and inner shell fixed connection.

Preferably, the inner wall of the box body and the inner wall of the inner shell are both provided with sound insulation pads, and the sound insulation pads are made of porous materials.

Preferably, the vibration and noise reduction device and the inner shell are both made of metal materials.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model belongs to the technical field of air compressors, and particularly discloses a mute permanent magnet variable frequency air compressor.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

in the figure: 1. a box body; 2. a support leg; 3. a heat radiation fan; 4. air holes are formed; 5. an inner shell; 6. a connecting rod; 7. a permanent magnet motor; 8. an air compressor head; 9. a damping and noise reducing device; 901. a limiting rod; 902. a slider; 903. a connecting shaft; 904. a supporting seat; 905. a buffer spring; 906. a limiting block; 907. a rocking handle; 10. an air inlet duct.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a silence permanent magnetism frequency conversion air compressor machine, includes

box

1, 1 bottom of box is equipped with

stabilizer blade

2, 1 both sides of box are equipped with radiator fan 3 and bleeder vent 4 respectively, be equipped with the filter screen on the

bleeder vent

4, 1 inside inner shell 5 that is equipped with of box, 5 bottoms of inner shell are equipped with connecting

rod

6, 6 both ends of connecting rod respectively with

inner shell

5 and 1 fixed connection of box, 5 inside permanent-magnet machine 7 and the air compressor aircraft nose 8 of being equipped with of inner shell, permanent-

magnet machine

7 and 8 bottoms of air compressor aircraft nose are equipped with and all are equipped with vibration/noise reduction device 9, be equipped with admission line 10 and exhaust duct on the air compressor aircraft nose 8.

Further, the vibration and noise reduction device 9 comprises a limiting rod 901, sliding blocks 902 are arranged at two ends of the limiting rod 901, a supporting seat 904 is arranged at the top ends of the two sliding blocks 902 through a connecting shaft 903, and a buffer spring 905 is arranged on the side surface of each sliding block 902.

Furthermore, two ends of the limiting rod 901 are symmetrically provided with limiting blocks 906, and two ends of the limiting rod 901 and the inner sides of the limiting blocks 906 are provided with threads corresponding to each other.

Furthermore, the tail end of the buffer spring 905 is arranged on the side surface of the limit block 906, two ends of the buffer spring 905 are fixedly connected with the sliding block 902 and the limit block 906 respectively, and the length of the buffer spring 905 is the same as that of the thread.

Further, one end of the limiting rod 901 penetrates through the inner shell 5 and is arranged outside the inner shell 5, and a rocking handle 907 is fixedly arranged at the tail end of the limiting rod 901.

Further, inlet duct 10 one end sets up in inner shell 5 side, inlet duct 10 side encircles and is equipped with a plurality of damping spring, damping spring end and inner shell 5 fixed connection.

Further, 1 inner wall of box and 5 inner walls of inner shell all are equipped with the sound insulation pad, the sound insulation pad is made for porous material.

Further, the vibration and noise reduction device 9 and the inner shell 5 are both made of metal.

The working principle is as follows: the utility model relates to a silent permanent magnet variable frequency air compressor, when in use, a heat dissipation fan 3 continuously works to keep the air inside a box body 1 circulating and cool an inner shell 5, heat generated by the operation of a permanent magnet motor 7 and an air compressor head 8 is transferred to the inner shell 5 through a vibration and noise reduction device 9 and is cooled through flowing air, a large amount of vibration can be generated in the operation process of the air compressor head 8, the vibration and noise reduction device 9 can effectively reduce the vibration so as to reduce the noise in the operation of the device, a sliding block 902 supports a supporting seat 904 through a connecting shaft 903, meanwhile, a buffer spring 905 is arranged on the side surface of the sliding block 902, when the air compressor head 8 generates longitudinal vibration, the supporting seat 904 vibrating up and down extrudes the two sliding blocks 902 to two ends, the buffer spring 905 can buffer and reduce the vibration along with the vibration, meanwhile, the transverse vibration generated by the air compressor head 8 can also be buffered and reduced through the buffer spring 905 with one end compressing and one end stretching, in the operation process, the pipe orifice of the air inlet pipeline 10 generates vibration due to rapid air to generate noise, the damping spring arranged around the pipe orifice can reduce the vibration and reduce the noise, the inner walls of the box body 1 and the inner shell 5 are both provided with sound insulation pads, and the sound insulation pads can further reduce the internal noise.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a silence permanent magnetism frequency conversion air compressor machine which characterized in that: including box (1), box (1) bottom is equipped with stabilizer blade (2), box (1) both sides are equipped with radiator fan (3) and bleeder vent (4) respectively, be equipped with the filter screen on bleeder vent (4), box (1) inside is equipped with inner shell (5), inner shell (5) bottom is equipped with connecting rod (6), connecting rod (6) both ends respectively with inner shell (5) and box (1) fixed connection, inner shell (5) inside is equipped with permanent-magnet machine (7) and pneumatics aircraft nose (8), permanent-magnet machine (7) and pneumatics aircraft nose (8) bottom are equipped with all and all are equipped with vibration/noise reduction device (9), be equipped with admission line (10) and exhaust duct on pneumatics aircraft nose (8).

2. The mute permanent magnet variable frequency air compressor of claim 1, which is characterized in that: the damping and noise reducing device (9) comprises a limiting rod (901), sliding blocks (902) are arranged at two ends of the limiting rod (901), the top ends of the two sliding blocks (902) are provided with supporting seats (904) through connecting shafts (903), and buffer springs (905) are arranged on the side faces of the sliding blocks (902).

3. The mute permanent magnet variable frequency air compressor of claim 2, which is characterized in that: limiting blocks (906) are symmetrically arranged at two ends of the limiting rod (901), and threads corresponding to each other are arranged at two ends of the limiting rod (901) and the inner sides of the limiting blocks (906).

4. The mute permanent magnet variable frequency air compressor of claim 2, which is characterized in that: buffer spring (905) end sets up in stopper (906) side, buffer spring (905) both ends respectively with slider (902) and stopper (906) fixed connection, buffer spring (905) length is the same with thread length.

5. The mute permanent magnet variable frequency air compressor of claim 2, which is characterized in that: one end of the limiting rod (901) penetrates through the inner shell (5) and is arranged on the outer side of the inner shell (5), and a rocking handle (907) is fixedly arranged at the tail end of the limiting rod (901).

6. The mute permanent magnet variable frequency air compressor of claim 1, which is characterized in that: intake duct (10) one end sets up in inner shell (5) side, intake duct (10) side is encircleed and is equipped with a plurality of damping spring, damping spring is terminal with inner shell (5) fixed connection.

7. The mute permanent magnet variable frequency air compressor of claim 1, which is characterized in that: the inner wall of the box body (1) and the inner wall of the inner shell (5) are both provided with sound insulation pads, and the sound insulation pads are made of porous materials.

8. The mute permanent magnet variable frequency air compressor of claim 1, which is characterized in that: the damping and noise reducing device (9) and the inner shell (5) are both made of metal materials.