Noise reduction device for gas inlet pipe of gas compressor

Abstract

The utility model relates to the technical field of gas compressors, and discloses a gas compressor air inlet pipe noise reduction device which comprises a compressor body, a mounting mechanism and a noise reduction mechanism are arranged on the side face of the compressor body, and the mounting mechanism comprises a supporting part and a mounting part. By arranging the mounting mechanism, the first annular fireproof sound-absorbing and sound-insulating cotton is mounted, so that the sound-absorbing device is better replaced, and maintenance is facilitated; a rotating shaft is rotated to drive a double-end threaded rod to move, a first sliding block moves to a proper position, and a first annular fireproof sound-absorbing and sound-insulating plate and a second annular fireproof sound-absorbing plate are mounted through threads for better noise reduction; by arranging the noise reduction mechanism, noise reduction operation is effectively conducted on the air inlet pipe, and better installation is facilitated; and two first clamping plates are arranged for bolt fixation, so that third annular fireproof sound-absorbing and sound-insulating cotton is clamped for sound absorption operation, and noise is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of gas compressors, in particular to a noise reduction device for an air intake pipe of a gas compressor. Background Art

[0002] A gas compressor is a power device that converts mechanical energy into gas pressure energy. It is often used to provide gas power for pneumatic tools. It is also commonly used to pressurize oxygen, hydrogen, ammonia, natural gas, coke oven gas, inert gas and other media in the petrochemical, drilling, metallurgical and other industries.

[0003] The China Patent Network discloses a noise reduction device for a gas compressor, the publication number of which is: CN213899222U, comprising a noise reduction box, a fixing box installed inside the noise reduction box, a noise reduction plate fixedly connected to the top of the fixing box, a noise reduction pad sleeved on the noise reduction plate, and a fixing cavity opened on one side of the noise reduction plate, a through hole opened on one side of the noise reduction box, and a baffle rotatably connected to the side of the noise reduction box close to the through hole, a protrusion installed at the bottom of the fixing box, and limiting rods installed on both sides of the fixing box adjacent to the fixing cavity. The utility model places a gas compressor in the fixed cavity inside the fixing box, shields and protects the gas compressor through the noise reduction box and the noise reduction plate, and reduces the noise of the gas compressor, so that the device can wrap the gas compressor in all directions, can fully reduce the noise of the gas compressor, and greatly improves the noise reduction effect of the gas compressor.

[0004] This solution also has the following problems: the noise reduction device cannot be installed and disassembled quickly, making it inconvenient to replace it later.

[0005] Therefore, we proposed a gas compressor intake pipe noise reduction device to solve this problem. Utility Model Content

[0006] The purpose of the present utility model is to provide a noise reduction device for an air intake pipe of a gas compressor to solve the problems raised in the above background technology.

[0007] To achieve the above objectives, the present invention provides the following technical solutions:

[0008] A gas compressor intake pipe noise reduction device comprises a compressor body, wherein a mounting mechanism and a noise reduction mechanism are provided on the side of the compressor body;

[0009] The mounting mechanism includes a supporting portion and a mounting portion, wherein the supporting portion is located on the side of the mounting portion;

[0010] The support portion includes two first support columns, and the two side surfaces of the compressor body are respectively penetrated by an air inlet pipe and an air outlet pipe, and the top surfaces of the two first support columns are penetrated by two first limiting grooves, and the inner walls of the two first limiting grooves are rotatably provided with two double-headed threaded rods through the bearing seat, and the outer surfaces of the two double-headed threaded rods are threadedly sleeved with four first sliding blocks, and the outer surfaces of the two double-headed threaded rods respectively penetrate the inner side surfaces of the first support columns and extend to the side surfaces of the first support columns, and the right end surfaces of the two double-headed threaded rods are fixedly sleeved with two first rotating shafts;

[0011] The mounting portion includes a first annular fireproof, sound-absorbing and sound-insulating cotton, and the outer surface of the first annular fireproof, sound-absorbing and sound-insulating cotton is threadedly connected to the inner wall of the air intake pipe.

[0012] A further improvement is that the noise reduction mechanism includes two first ring plates, four second sliders are provided on the outer surfaces of the two double-headed threaded rods, and the bottom surfaces of the four second sliders are fixedly connected to the upper and lower top surfaces of the two first ring plates respectively.

[0013] A further improvement is that a third annular fireproof, sound-absorbing and sound-insulating cotton is provided on the threaded sleeve on the outer surface of the air intake pipe, and two first clamping plates are provided on the side of the third annular fireproof, sound-absorbing and sound-insulating cotton.

[0014] A further improvement is that two fixing plates are fixedly provided on the upper and lower end surfaces of the two first clamping plates, and a plurality of screws are provided on the side surfaces of the two fixing plates located on the left side.

[0015] A further improvement is that: several outer surfaces of the screw rods penetrate the four side surfaces of the fixing plates and extend to the four side surfaces of the fixing plates, and several outer surfaces of the screw rods are connected to the four side surfaces of the fixing plates by bolt threads.

[0016] A further improvement is that a second annular fireproof, sound-absorbing and sound-insulating cotton is provided on the inner wall of the first annular fireproof, sound-absorbing and sound-insulating cotton, and the inner wall of the first annular fireproof, sound-absorbing and sound-insulating cotton is threadedly connected to the outer surface of the second annular fireproof, sound-absorbing and sound-insulating cotton.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows: the gas compressor intake pipe noise reduction device is provided with an installation mechanism to install the first annular fireproof sound-absorbing and sound-insulating cotton, thereby better replacing the sound-absorbing device and facilitating maintenance; the first slider is moved to a suitable position by rotating the rotating shaft to drive the double-headed threaded rod, and the first annular fireproof sound-absorbing and sound-insulating board and the second annular fireproof sound-absorbing board are installed by threads to better reduce noise;

[0018] By setting up a noise reduction mechanism, the noise reduction operation of the air intake pipe is effectively performed, which facilitates better installation; by setting up two first clamping plates for bolt fixation, the third annular fireproof sound-absorbing and sound-insulating cotton is clamped to perform sound absorption operation, thereby effectively reducing noise. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a partially exploded schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a three-dimensional side sectional view of the structure of the utility model;

[0021] Figure 3 This is a three-dimensional front view of the structure of the utility model;

[0022] Figure 4 It is a three-dimensional top sectional view of the structure of the utility model.

[0023] In the figure: compressor body 1, mounting mechanism 2, first support column 201, double-headed threaded rod 202, first slider 204, first annular fire-proof sound-absorbing and sound-insulating cotton 205, second annular fire-proof sound-absorbing and sound-insulating cotton 206, noise reduction mechanism 3, first ring plate 301, third annular fire-proof sound-absorbing and sound-insulating cotton 302, first clamping plate 303, and fixing plate 304. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1

[0026] See also Figure 1-Figure 4 The utility model provides a technical solution: a noise reduction device for an air intake pipe of a gas compressor, comprising a compressor body 1, a mounting mechanism 2 and a noise reduction mechanism 3 being arranged on the side of the compressor body 1;

[0027] The mounting mechanism 2 includes a supporting portion and a mounting portion, wherein the supporting portion is located on the side of the mounting portion;

[0028] The support portion includes two first support columns 201. An air inlet pipe and an air outlet pipe are respectively formed through the two side surfaces of the compressor body. Two first limiting grooves are formed through the top surfaces of the two first support columns 201. Two double-headed threaded rods 202 are rotatably provided on the inner walls of the two first limiting grooves through the bearing seat. Four first sliding blocks 204 are threadedly sleeved on the outer surfaces of the two double-headed threaded rods 202. The outer surfaces of the two double-headed threaded rods 202 respectively penetrate the inner side surfaces of the first support columns 201 and extend to the side surfaces of the first support columns 201. Two first rotating shafts are fixedly sleeved on the right end surfaces of the two double-headed threaded rods 202.

[0029] The mounting portion includes a first annular fireproof, sound-absorbing and sound-insulating cotton 205, and the outer surface of the first annular fireproof, sound-absorbing and sound-insulating cotton 205 is threadedly connected to the inner wall of the air intake pipe.

[0030] Furthermore, in this embodiment, the first annular fireproof sound-absorbing and sound-insulating cotton 205 is installed by providing an installation mechanism 2, thereby better replacing the sound-absorbing device and facilitating maintenance; the first slider 204 is moved to a suitable position by rotating the double-headed threaded rod 202, and the first annular fireproof sound-absorbing and sound-insulating board 205 and the second annular fireproof sound-absorbing board 206 are installed by threads to better reduce noise;

[0031] Example 2

[0032] See also Figure 1-Figure 4 And on the basis of Example 1, it is further obtained that:

[0033] The noise reduction mechanism 3 includes two first ring plates 301 , and four second sliders are threadedly sleeved on the outer surfaces of the two double-headed threaded rods 202 . The bottom surfaces of the four second sliders are fixedly connected to the upper and lower top surfaces of the two first ring plates 301 respectively.

[0034] Furthermore, in this embodiment, a third annular fireproof, sound-absorbing and sound-insulating cotton 302 is provided on the threaded sleeve on the outer surface of the air intake pipe, and two first clamping plates 303 are provided on the side of the third annular fireproof, sound-absorbing and sound-insulating cotton 302.

[0035] Furthermore, in this embodiment, two fixing plates 304 are fixedly provided on the upper and lower end surfaces of the two first clamping plates 303 , and a plurality of screws are provided on the side surfaces of the two fixing plates 304 on the left side.

[0036] Furthermore, in this embodiment, outer surfaces of several screw rods pass through the side surfaces of the four fixing plates 304 and extend to the side surfaces of the four fixing plates 304 , and the outer surfaces of several screw rods are connected to the side surfaces of the four fixing plates 304 via bolt threads.

[0037] Furthermore, in this embodiment, a second annular fireproof, sound-absorbing and sound-insulating cotton 206 is provided on the inner wall of the first annular fireproof, sound-absorbing and sound-insulating cotton 205, and the inner wall of the first annular fireproof, sound-absorbing and sound-insulating cotton 205 is threadedly connected to the outer surface of the second annular fireproof, sound-absorbing and sound-insulating cotton 206.

[0038] Furthermore, this embodiment provides a noise reduction mechanism 3 to effectively reduce the noise of the air intake pipe, thereby facilitating better installation; by providing two first clamping plates 303 for bolt fixation, the third annular fireproof sound-absorbing and sound-insulating cotton 302 is clamped for sound absorption, thereby effectively reducing noise.

[0039] During use, the first annular fireproof sound-absorbing and sound-insulating cotton 205 is installed by setting up the installation mechanism 2, so as to better replace the sound-absorbing device, and the double-headed threaded rod 202 is driven by rotating the rotating shaft to move the first slider 204 to the appropriate position, and the first annular fireproof sound-absorbing and sound-insulating board 205 and the second annular fireproof sound-absorbing board 206 are installed by threads to reduce noise; by setting up the noise reduction mechanism 3, two first clamping plates 303 are set for bolt fixation, so as to clamp the third annular fireproof sound-absorbing and sound-insulating cotton 302 to perform sound absorption operation.

[0040] 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, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gas compressor intake pipe noise reduction device, comprising a compressor body (1), characterized in that: A mounting mechanism (2) and a noise reduction mechanism (3) are provided on the side of the compressor body (1); The mounting mechanism (2) comprises a supporting portion and a mounting portion, wherein the supporting portion is located on a side of the mounting portion; The support portion comprises two first support columns (201), the two sides of the compressor body are respectively provided with an air inlet pipe and an air outlet pipe, the top surfaces of the two first support columns (201) are provided with two first limiting grooves, the inner walls of the two first limiting grooves are provided with two double-headed threaded rods (202) which are rotatably provided through the bearing seat, the outer surfaces of the two double-headed threaded rods (202) are provided with four first sliding blocks (204) through thread sleeves, the outer surfaces of the two double-headed threaded rods (202) respectively pass through the inner side surfaces of the first support columns (201) and extend to the side surfaces of the first support columns (201), and the right end surfaces of the two double-headed threaded rods (202) are fixedly provided with two first rotating shafts; The mounting portion comprises a first annular fireproof, sound-absorbing and sound-insulating cotton (205), the outer surface of which is threadedly connected to the inner wall of the air intake pipe.

2. The gas compressor intake pipe noise reduction device according to claim 1, characterized in that: The noise reduction mechanism (3) comprises two first ring plates (301), four second sliders are threadedly sleeved on the outer surfaces of the two double-headed threaded rods (202), and the bottom surfaces of the four second sliders are fixedly connected to the upper and lower top surfaces of the two first ring plates (301), respectively.

3. The gas compressor intake pipe noise reduction device according to claim 2, characterized in that: A third annular fireproof, sound-absorbing and sound-insulating cotton (302) is provided on the threaded sleeve on the outer surface of the air inlet pipe, and two first clamping plates (303) are provided on the side surfaces of the third annular fireproof, sound-absorbing and sound-insulating cotton (302).

4. The gas compressor intake pipe noise reduction device according to claim 3, characterized in that: Two fixing plates (304) are fixedly provided on the upper and lower end surfaces of the two first clamping plates (303), and a plurality of screws are provided on the side surfaces of the two fixing plates (304) on the left side.

5. The gas compressor intake pipe noise reduction device according to claim 4, characterized in that: Several outer surfaces of the screw rods penetrate the side surfaces of the four fixing plates (304) and extend to the side surfaces of the four fixing plates (304), and several outer surfaces of the screw rods are connected to the side surfaces of the four fixing plates (304) through bolt threads.

6. The gas compressor intake pipe noise reduction device according to claim 1, characterized in that: The inner wall of the first annular fireproof, sound-absorbing and sound-insulating cotton (205) is provided with a second annular fireproof, sound-absorbing and sound-insulating cotton (206), and the inner wall of the first annular fireproof, sound-absorbing and sound-insulating cotton (205) is threadedly connected to the outer surface of the second annular fireproof, sound-absorbing and sound-insulating cotton (206).

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