CN112483366A

CN112483366A - Air compressor air filter capable of reducing noise

Info

Publication number: CN112483366A
Application number: CN202011358066.XA
Authority: CN
Inventors: 廖周敏
Original assignee: Suzhou Moair Compressor Equipment Co ltd
Current assignee: Suzhou Moair Compressor Equipment Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-03-12

Abstract

The invention relates to the technical field of air compressors and air filters, in particular to an air compressor and air filter capable of reducing noise, and aims to solve the problems that the air compressor and air filter in the prior art are high in noise and cannot be adjusted in the direction of an exhaust port. The air filter of the air compressor is reasonable in structure, noise generated when the air filter of the air compressor discharges air can be effectively reduced, the exhaust direction of the exhaust pipe can be conveniently adjusted, and in addition, the whole device is very convenient to assemble and easy to popularize and use.

Description

Air compressor air filter capable of reducing noise

Technical Field

The invention relates to the field of air compressors and air filters, in particular to an air compressor and air filter capable of reducing noise.

Background

The air filter of the air compressor comprises an air filter assembly and a filter element, and the outside of the air filter is connected to an air inlet valve of the air compressor through a joint and a threaded pipe, so that impurities such as dust and particles in the air are filtered.

The air filter structure of the air compressor in the prior art is single, and when the air filter structure is used, great noise is easily generated, and in addition, the direction of the exhaust port of the air filter of the air compressor in the prior art is fixed, and the air filter cannot be adjusted according to a specific installation position.

Disclosure of Invention

The air filter of the air compressor, which is provided by the invention, can reduce noise, and solves the problems that the air filter of the air compressor in the prior art has high noise and the direction of an exhaust port cannot be adjusted.

In order to achieve the purpose, the invention adopts the following technical scheme:

an air filter of an air compressor capable of reducing noise comprises a sealing cover and a filter element arranged in the sealing cover, wherein the sealing cover consists of a bottom cover and a top cover fixed at the top of the bottom cover, the top of the bottom cover is clamped in the top cover, an air inlet hole is formed in the bottom of the bottom cover, a connecting ring is fixed on the outer side of the air inlet hole, a plurality of fixing rods are fixed on the inner side of the air inlet hole, a connecting frame is fixed at one end, away from the air inlet hole, of each fixing rod, a through hole is formed in the top of the top cover, a fixing cover is fixed on the outer side of the through hole, a silencer is fixedly arranged on the inner wall of the fixing cover, an exhaust pipe is rotatably arranged at one side, away from the top cover, of the fixing cover, the exhaust;

the outer wall of one side of the bottom cover and the outer wall of one side of the bottom cover are both provided with sewage draining holes, and sealing plates are fixed outside the two sewage draining holes;

the one end of filter core is fixed with the reference column, and the export of filter core is fixed with the outlet duct, first sealing washer has been cup jointed to the outside of outlet duct, the one end of outlet duct extends to the inside of through-hole, first sealing washer butt is seted up on one side inner wall of through-hole at the overhead guard, the reference column cover is established in the inside of linking frame, and the filter core butt is on the linking frame.

Preferably, the blast pipe runs through fixed cover setting, and sealing ring and holding ring have been cup jointed to the outside of blast pipe, the sealing ring is located fixed cover's inside, and is fixed with the second sealing washer on the sealing ring keeps away from one side outer wall of overhead guard, and second sealing washer butt is on fixed cover's inner wall, the holding ring butt is on fixed cover's outer wall.

Preferably, the locking mechanism is composed of two locking bolts which are connected to the outer wall of the positioning ring on the side far away from the fixed cover through threads, and one ends of the two locking bolts are abutted to the outer wall of the fixed cover.

Preferably, the outer walls of the two sides of the bolt head of the locking bolt are fixed with shifting pieces.

Preferably, a butting ring is fixed on the inner ring of the top cover, a third sealing ring is fixed at one end of the bottom cover, which is located inside the top cover, and the third sealing ring butts against the butting ring.

Preferably, connect through coupling mechanism between end cover and the overhead guard, coupling mechanism is including cup jointing at the outside solid fixed ring of end cover and cup jointing the go-between at the overhead guard outside, gu one side that fixed ring is close to the go-between is fixed with two screw thread posts, the go-between has been close to one side of solid fixed ring and has been seted up two connecting holes, and the one end of two screw thread posts runs through two connecting holes respectively and extends to the go-between and keep away from one side of solid fixed ring, coupling mechanism still includes the nut of threaded connection outside two screw thread posts, and two equal butts of nut are kept away from on one side outer wall of solid.

Preferably, the two threaded columns are fixed on the fixing ring at positions on a straight line where the diameter of the fixing ring is located.

Preferably, the sealing plate is fixed with the bottom cover and the top cover through screws.

Preferably, the position of the sewage draining outlet on the bottom cover is close to the bottom of the bottom cover, and the position of the sewage draining outlet on the top cover is close to the top of the top cover.

The invention has the beneficial effects that:

1. through the cooperation between fixed cover and the muffler, can reach the noise when reducing gas discharge.

2. Through the cooperation between sealing ring, holding ring and the locking mechanical system, can be convenient adjust the exhaust direction of blast pipe.

3. Through the cooperation between connection frame, dead lever, overhead guard, end cover and coupling mechanism, conveniently install the filter core in the inside of end cover and overhead guard.

The air filter of the air compressor is reasonable in structure and simple in operation, not only can effectively reduce noise generated when the air filter of the air compressor discharges air, but also can conveniently adjust the exhaust direction of the exhaust pipe, and in addition, the whole device is very convenient to assemble and easy to popularize and use.

Drawings

Fig. 1 is a front cross-sectional view of the present invention.

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

Fig. 3 is an enlarged view at B in fig. 1.

Reference numbers in the figures: the air filter comprises a bottom cover 1, a top cover 2, a filter element 3, a fixing cover 4, an exhaust pipe 5, a silencer 6, an air outlet pipe 7, a first sealing ring 8, a fixing ring 9, a fixing rod 10, a connecting frame 11, a connecting pipe 12, an air inlet 13, a positioning column 14, a sewage discharge hole 15, a sealing cover 16, a sealing ring 17, a second sealing ring 18, a positioning ring 19, a locking bolt 20, a shifting piece 21, a connecting ring 22, a connecting hole 23, a nut 24, a threaded column 25, a butting ring 26 and a third sealing ring 27.

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.

Referring to fig. 1-3, an air filter of an air compressor capable of reducing noise comprises a sealing cover and a filter element 3 installed inside the sealing cover, wherein the sealing cover is composed of a bottom cover 1 and a top cover 2 fixed on the top of the bottom cover 1, the top of the bottom cover 1 is clamped inside the top cover 2, the bottom cover 1 and the top cover 2 are connected through a connecting mechanism, the connecting mechanism comprises a fixing ring 9 sleeved outside the bottom cover 1 and a connecting ring 22 sleeved outside the top cover 2, two threaded columns 25 are fixed on one side of the fixing ring 9 close to the connecting ring 22, two connecting holes 23 are formed on one side of the connecting ring 22 close to the fixing ring 9, one ends of the two threaded columns 25 respectively extend to one side of the connecting ring 22 far away from the fixing ring 9 through the two connecting holes 23, the connecting mechanism further comprises nuts 24 in threaded connection outside the two threaded columns 25, the two nuts 24 are both abutted to the outer wall of one side of, the outer walls of the two nuts 24 are respectively fixed with a shifting piece, the nuts 24 can be conveniently rotated manually, the two threaded columns 25 are fixed on the fixing ring 9 and positioned on a straight line where the diameter of the fixing ring 9 is located, the inner ring of the top cover 2 is fixed with a butting ring 26, one end, located inside the top cover 2, of the bottom cover 1 is fixed with a third sealing ring 27, the third sealing ring 27 is butted against the butting ring 26, the bottom cover 1 and the top cover 2 can be conveniently fixed together through the arrangement of a connecting structure, and the arrangement of the butting ring 26 and the third sealing ring 27 strengthens the connection tightness between the bottom cover 1 and the top cover 2, so that the gas in the sealing cover is prevented from escaping to the outside of the sealing cover;

an air inlet 13 is formed in the bottom of the bottom cover 1, a connecting ring 12 is fixed on the outer side of the air inlet 13, a plurality of fixing rods 10 are fixed on the inner side of the air inlet 13, a connecting frame 11 is fixed at one end, away from the air inlet 13, of each fixing rod 10, a through hole is formed in the top of the top cover 2, a fixing cover 4 is fixed on the outer side of the through hole, a silencer 6 is fixedly mounted on the inner wall of the fixing cover 4, an exhaust pipe 5 is rotatably mounted on one side, away from the top cover 2, of the fixing cover 4, the exhaust pipe 5 is a bent pipe, a locking mechanism for locking the exhaust pipe 5 is mounted on the outer wall of the exhaust pipe 5, the exhaust pipe 5 penetrates through the fixing cover 4, a sealing ring 17 and a positioning ring 19 are sleeved on the outer portion of the exhaust pipe 5, the sealing ring 17 is located inside the fixing cover 4, a second sealing, the positioning ring 19 is abutted to the outer wall of the fixed cover 4, the locking mechanism is composed of two locking bolts 20 which are in threaded connection with the outer wall of the positioning ring 19 on the side far away from the fixed cover 4, one ends of the two locking bolts 20 are abutted to the outer wall of the fixed cover 4, when the exhaust direction of the exhaust pipe 5 is adjusted, the locking bolts 20 can be unscrewed, then the exhaust pipe 5 can be rotated for adjustment, after the adjustment is completed, the locking bolts 20 are screwed, the second sealing ring 18 can be tightly abutted to the inner wall of the fixed cover 4 after the locking bolts 20 are screwed, and therefore gas in the fixed cover 4 is prevented from escaping from a gap between the exhaust pipe and the connecting groove of the fixed cover 4;

the shifting pieces 21 are fixed on the outer walls of the two sides of the bolt head of the locking bolt 20, and the arrangement of the shifting pieces 21 facilitates the rotation of the locking bolt 20;

the outer wall of one side of the bottom cover 1 and the outer wall of one side of the bottom cover 2 are both provided with a sewage discharge hole 15, a sealing plate 16 is fixed outside each of the two sewage discharge holes 15, the sealing plate 16 is fixed with the bottom cover 1 and the top cover 2 through screws, so that the sealing plate 16 is convenient to disassemble and assemble, the position of a sewage discharge port 15 on the bottom cover 1 is close to the bottom of the bottom cover 1, the position of the sewage discharge port 15 on the top cover 2 is close to the top of the top cover 2, and the arrangement of the sewage discharge holes 15 is convenient for discharging the smoke dust scraped from the inner walls of the bottom cover 1 and the top cover 2 from the sewage discharge holes 15 when the smoke dust on the inner walls of the bottom cover 1 and the top cover;

one end of filter core 3 is fixed with reference column 14, the export of filter core 3 is fixed with outlet duct 7, first sealing washer 8 has been cup jointed to the outside of outlet duct 7, the one end of outlet duct 7 extends to the inside of through-hole, 8 butt of first sealing washer are on one side inner wall that the through-hole was seted up to overhead guard 2, reference column 14 cover is established in the inside of splice frame 11, and 8 butts of filter core are on splice frame 11, the cooperation between reference column 14 and the splice frame 11, can conveniently fix the inside at end cover 1 with filter core 8 in the empty filter of equipment.

The working principle is as follows: when the exhaust direction of the exhaust pipe 5 needs to be adjusted, the two locking bolts 20 are firstly unscrewed, so that the two locking bolts 20 are not contacted with the outer wall of the fixed cover 4, then the exhaust pipe 5 can be adjusted by rotating the exhaust pipe 5, and the two locking bolts 20 are locked after the adjustment is finished, so that the exhaust pipe 5 can be fixed by utilizing the static friction force between the locking bolts 20 and the fixed cover 4;

during the assembly, the positioning column 14 is firstly clamped into the connecting frame 11, so that the filter element is fixed inside the bottom cover 1, then the top cover 2 is covered on the top of the bottom cover 1, so that the two threaded columns 25 respectively penetrate through the two connecting holes in the connecting ring 22, then the top of the bottom cover 1 is abutted against the positioning ring 26, and then the two nuts 24 are screwed on the two threaded columns 25, so that the whole device is assembled.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The air filter of the air compressor capable of reducing noise comprises a sealing cover and a filter element (3) installed inside the sealing cover, and is characterized in that the sealing cover consists of a bottom cover (1) and a top cover (2) fixed at the top of the bottom cover (1), the top of the bottom cover (1) is clamped inside the top cover (2), an air inlet hole (13) is formed in the bottom of the bottom cover (1), a connecting ring (12) is fixed on the outer side of the air inlet hole (13), a plurality of fixing rods (10) are fixed on the inner side of the air inlet hole (13), a connecting frame (11) is fixed at one end, away from the air inlet hole (13), of each fixing rod (10), a through hole is formed in the top of the top cover (2), a fixing cover (4) is fixed on the outer side of the through hole, a silencer (6) is fixedly installed on the inner wall of the fixing cover (4), and an exhaust pipe (5) is rotatably installed on one side, away from, the exhaust pipe (5) is a bent pipe, and a locking mechanism for locking the exhaust pipe (5) is arranged on the outer wall of the exhaust pipe (5);

the outer wall of one side of the bottom cover (1) and the outer wall of one side of the bottom cover (2) are both provided with a sewage discharge hole (15), and sealing plates (16) are fixed outside the two sewage discharge holes (15);

the one end of filter core (3) is fixed with reference column (14), and the export of filter core (3) is fixed with outlet duct (7), first sealing washer (8) have been cup jointed to the outside of outlet duct (7), the one end of outlet duct (7) extends to the inside of through-hole, first sealing washer (8) butt is on one side inner wall that the through-hole was seted up in overhead guard (2), reference column (14) cover is established in the inside of splice frame (11), and filter core (8) butt is on splice frame (11).

2. The air filter for the air compressor, which is capable of reducing noise according to claim 1, wherein the exhaust pipe (5) penetrates through the fixing cover (4), a sealing ring (17) and a positioning ring (19) are sleeved outside the exhaust pipe (5), the sealing ring (17) is located inside the fixing cover (4), a second sealing ring (18) is fixed on the outer wall of one side, away from the top cover (2), of the sealing ring (17), the second sealing ring (18) abuts against the inner wall of the fixing cover (4), and the positioning ring (19) abuts against the outer wall of the fixing cover (4).

3. The air compressor air filter capable of reducing noise according to claim 1 or 2, wherein the locking mechanism is composed of two locking bolts (20) screwed on the outer wall of the positioning ring (19) on the side away from the fixed cover (4), and one ends of the two locking bolts (20) are abutted on the outer wall of the fixed cover (4).

4. The air filter for air compressors according to claim 3, wherein the locking bolt (20) has a toggle piece (21) fixed to both outer walls of the bolt head.

5. The air filter for the air compressor, which can reduce noise, according to claim 1, is characterized in that a butting ring (26) is fixed on the inner ring of the top cover (2), a third sealing ring (27) is fixed on one end, located inside the top cover (2), of the bottom cover (1), and the third sealing ring (27) is butted against the butting ring (26).

6. The air filter of air compressor as claimed in claim 1, wherein the air filter is formed by combining a plurality of air filters, the bottom cover (1) is connected with the top cover (2) through a connecting mechanism, the connecting mechanism comprises a fixed ring (9) sleeved outside the bottom cover (1) and a connecting ring (22) sleeved outside the top cover (2), two threaded columns (25) are fixed on one side of the fixing ring (9) close to the connecting ring (22), one side of the connecting ring (22) close to the fixing ring (9) is provided with two connecting holes (23), one ends of the two threaded columns (25) respectively penetrate through the two connecting holes (23) and extend to one side of the connecting ring (22) far away from the fixing ring (9), the connecting mechanism further comprises nuts (24) which are in threaded connection with the outer portions of the two threaded columns (25), and the two nuts (24) are abutted to the outer wall of one side, away from the fixing ring (9), of the connecting ring (22).

7. The air compressor air filter capable of reducing noise according to claim 6, wherein the two threaded columns (25) are fixed on the fixing ring (9) at positions on a straight line on which the diameter of the fixing ring (9) is located.

8. The air compressor air filter capable of reducing noise according to claim 1, wherein the sealing plate (16) is fixed to the bottom cover (1) and the top cover (2) by screws.

9. The air filter for the air compressor capable of reducing the noise as claimed in claim 1, wherein the drain outlet (15) on the bottom cover (1) is positioned close to the bottom of the bottom cover (1), and the drain outlet (15) on the top cover (2) is positioned close to the top of the top cover (2).