Air compressor with efficient noise reduction device

Abstract

The utility model discloses an air compressor with an efficient noise reduction device, which comprises an air compressor body, the side wall of the air compressor body is fixedly connected with a mounting plate, the mounting plate is provided with a noise reduction mechanism for eliminating noise, the noise reduction mechanism comprises a mounting shell arranged on the mounting plate, the mounting shell is provided with a cover plate, and the cover plate is arranged on the mounting shell. An air outlet pipe and a plurality of air inlet pipes which are communicated with the interior of the mounting shell are arranged on the mounting shell, and fans are arranged in the air inlet pipes. According to the air compressor, the silencing mechanism is arranged, a similar small soundproof chamber can be arranged on the air compressor, the motor is wrapped in the soundproof chamber, diffusion of noise to the surrounding environment is reduced, and the influence of the noise on the body health of surrounding people is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to air compressor technology field especially relates to a kind of air compressor with high-efficiency noise reduction device. BACKGROUND

[0002] Air compressor is a kind of equipment that mechanical energy is converted into gas pressure energy. It makes the volume of air decrease, and the pressure increases by compressing air. Air compressor is widely used in manufacturing industry, such as in the machining process, power for pneumatic tools is provided; in chemical industry, it is used for conveying gas, stirring reaction materials, etc.; in automobile manufacturing, it is used for automobile painting, tire inflation and other process links.

[0003] The existing air compressor is very loud when in use. On the one hand, the rotor rotates at high speed when the motor is running, and strong vibration is generated between the rotor and the stator due to electromagnetic force. On the other hand, the mechanical parts are rubbed and collided due to the rotation of the compression parts driven by the motor, thereby generating a large amount of noise. These noises bring many hazards. For the operating personnel, long-term exposure to high-decibel noise environment can easily cause hearing damage, leading to tinnitus, hearing loss and other problems, which seriously affect the health. In order to solve the above problems, we propose the air compressor with high-efficiency noise reduction device. SUMMARY

[0004] The main purpose of the utility model is to provide an air compressor with high-efficiency noise reduction device, which can effectively solve the problems in the background art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] An air compressor with high-efficiency noise reduction device, comprising an air compressor body, a mounting plate fixedly connected to the side wall of the air compressor body, a noise elimination mechanism provided on the mounting plate, the noise elimination mechanism comprising a mounting shell provided on the mounting plate, a cover plate provided on the mounting shell, one gas outlet and a plurality of gas inlets provided on the mounting shell and communicating with the inside of the mounting shell, a fan provided in the gas inlet, a first sound-absorbing cotton provided on the inner wall of the mounting shell, a second sound-absorbing cotton provided at the lower end of the cover plate, and a limiting mechanism provided on the side wall of the mounting shell for limiting the position of the cover plate.

[0007] Preferably, the limiting mechanism comprises a fixed frame fixedly connected to the side wall of the mounting shell, and a plurality of insertion rods provided on the upper end of the cover plate and penetrating through the upper end of the fixed frame.

[0008] Preferably, a connecting rope is provided on the upper end of the insertion rod, and the end of the connecting rope away from the insertion rod is connected to the side wall of the mounting shell.

[0009] Preferably, the mounting plate upper end is provided with a plurality of sound-absorbing pads, the air inlet pipe is provided with a second sound insulation sleeve, and the air outlet pipe is provided with a first sound insulation sleeve.

[0010] Preferably, the air inlet pipe side wall is fixedly connected with a mounting ring, and the mounting ring is threadedly connected with a dust screen cover.

[0011] Preferably, the mounting shell side wall is fixedly connected with a mounting frame, and the mounting frame upper end is provided with a plurality of bolts.

[0012] Compared with the prior art, the air compressor with the high-efficiency noise reduction device has the following beneficial effects:

[0013] 1. The device is provided with a sound-absorbing mechanism, and the first sound-absorbing cotton, the second sound-absorbing cotton and the sound-absorbing pads attached to the inner wall of the cover composed of the mounting plate, the mounting shell and the cover plate can serve as a sound insulation barrier to prevent the motor noise from spreading outward. The structure design is similar to a small soundproof room, the motor is wrapped therein, the noise diffusion to the surrounding environment is reduced, and the influence of the noise on the health of the surrounding people is greatly reduced.

[0014] 2. The device is provided with a limiting mechanism, so that the cover plate is limited on the fixed frame by the inserting rod, and the cover plate placed on the mounting shell is prevented from moving randomly, thereby improving the practicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structural schematic view of the air compressor with the high-efficiency noise reduction device is provided for the utility model;

[0016] Figure 2 A side view of the air compressor with the high-efficiency noise reduction device is provided for the utility model;

[0017] Figure 3 Another side view of the air compressor with the high-efficiency noise reduction device is provided for the utility model;

[0018] Figure 4 A structure enlarged view of A in the utility model is provided for Figure 3 The utility model provides a high-efficiency noise reduction device for an air compressor.

[0019] In the drawing: 1 air compressor body, 2 mounting plate, 3 air outlet pipe, 4 first sound insulation sleeve, 5 mounting shell, 6 first sound-absorbing cotton, 7 sound-absorbing pad, 8 cover plate, 9 second sound-absorbing cotton, 10 air inlet pipe, 11 second sound insulation sleeve, 12 mounting frame, 13 fixed frame, 14 inserting rod, 15 connecting rope, 16 dust screen cover, 17 fan, 18 mounting ring. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with the specific implementation manners.

[0021] As Figures 1-4 shown, a kind of air compressor with high-efficiency noise reduction device, including air compressor body 1, air compressor body 1 side wall is fixedly connected with mounting plate 2, mounting plate 2 is equipped with the sound elimination mechanism of eliminating noise, sound elimination mechanism includes the installation shell 5 being arranged on mounting plate 2, installation shell 5 is equipped with cover plate 8, installation shell 5 is equipped with with its inside communication one air outlet pipe 3 and multiple air inlet pipes 10, fan 17 is equipped in air inlet pipe 10, multiple inner walls of installation shell 5 are equipped with first sound-absorbing cotton 6, the second sound-absorbing cotton 9 of cover plate 8 lower end is equipped with.

[0022] The side wall of installation shell 5 is equipped with limiting mechanism for limiting the position of cover plate 8, and the limiting mechanism includes a fixed frame 13 fixedly connected to the side wall of the installation shell 5, and the upper end of the cover plate 8 is provided with a plurality of insertion rods 14 penetrating through the upper end of the fixed frame 13.

[0023] In the utility model, the upper end of the insertion rod 14 is provided with a connecting rope 15, and one end of the connecting rope 15 away from the insertion rod 14 is connected to the side wall of the installation shell 5, so that the insertion rod 14 can be prevented from being lost after being pulled out.

[0024] In the utility model, the upper end of the mounting plate 2 is provided with a plurality of sound-absorbing pads 7, so that the mounting plate 2 also has the function of absorbing noise, further improving the noise reduction capability of the equipment, the air inlet pipe 10 is provided with a second sound insulation sleeve 11, and the air outlet pipe 3 is provided with a first sound insulation sleeve 4.

[0025] In the utility model, the side wall of the air inlet pipe 10 is fixedly connected with a mounting ring 18, and a dust screen cover 16 is threadedly connected in the mounting ring 18, so that dust can be prevented from entering the installation shell 5 and accumulating on the motor of the air compressor body 1.

[0026] In the utility model, the side wall of the installation shell 5 is fixedly connected with a mounting frame 12, and the upper end of the mounting frame 12 is provided with a plurality of bolts, so that the installation shell 5 can be disassembled, and the components such as the motor of the dangerous air compressor body 1 are convenient.

[0027] It should be noted that the utility model is an air compressor with high-efficiency noise reduction device, and after the motor on the air compressor body 1 is started, the noise generated is diffused to the surrounding, the first sound-absorbing cotton 6, the second sound-absorbing cotton 9 and the sound-absorbing pad 7 attached to the inner wall of the cover composed of the mounting plate 2, the installation shell 5 and the cover plate 8 are effective sound-absorbing materials capable of absorbing and attenuating the noise generated during the operation of the motor, mainly by causing friction between air molecules and fibers when sound waves propagate in the porous structure of the sound-absorbing cotton, converting sound energy into heat energy, so as to achieve the purpose of reducing noise, and significantly reducing the high-frequency whistling sound and mechanical vibration sound generated by the motor.

[0028] The plurality of fans 17 are started to introduce external air into the installation housing 5, and the air flows near the motor of the air compressor body 1 to take away a large amount of heat, thereby ensuring the normal work of the air compressor body 1.

[0029] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A compressor having a high-efficiency noise reduction device, comprising a compressor body (1), characterized in that, The air compressor body (1) side wall is fixedly connected with the mounting plate (2), the mounting plate (2) is equipped with the noise elimination silencing mechanism, the silencing mechanism includes the installation shell (5) arranged on the mounting plate (2), the installation shell (5) is equipped with the cover plate (8), the installation shell (5) is equipped with one gas outlet pipe (3) and multiple air inlet pipes (10) with its inside communication, the fan (17) is arranged in the air inlet pipe (10), the first silencing cotton (6) is arranged on the multiple inner walls of the installation shell (5), the second silencing cotton (9) is arranged at the lower end of the cover plate (8), the limiting mechanism for limiting the position of the cover plate (8) is arranged on the side wall of the installation shell (5).

2. The air compressor having a high-efficiency noise reduction device according to claim 1, characterized in that, The limiting mechanism includes the fixed frame (13) fixedly connected with the side wall of the installation shell (5), and the upper end of the cover plate (8) is provided with multiple insertion rods (14) penetrating the upper end of the fixed frame (13).

3. The air compressor machine with high efficiency noise reduction device according to claim 2, wherein, The upper end of the insertion rod (14) is provided with a connecting rope (15), and the end of the connecting rope (15) away from the insertion rod (14) is connected with the side wall of the installation shell (5).

4. The air compressor machine having high efficiency noise reduction device as claimed in claim 3 wherein, The upper end of the mounting plate (2) is provided with multiple silencing pads (7), the second sound insulation sleeve (11) is arranged in the air inlet pipe (10), and the first sound insulation sleeve (4) is arranged in the gas outlet pipe (3).

5. The air compressor having a high-efficiency noise reduction device according to claim 4, wherein, The mounting ring (18) is fixedly connected with the side wall of the air inlet pipe (10), and the dust screen cover (16) is threadedly connected in the mounting ring (18).

6. The air compressor having a high-efficiency noise reduction device according to claim 1, wherein, The mounting frame (12) is fixedly connected with the side wall of the installation shell (5), and multiple bolts are arranged on the upper end of the mounting frame (12).

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