Air impurity filtering device for air compressor

Abstract

The utility model discloses an air impurity filtering device for an air compressor, which belongs to the technical field of air impurity filtering and comprises the air compressor, and an air inlet filtering component is mounted at the top of the air compressor and comprises an air inlet pipeline. A connecting screw head is arranged at one end of the air inlet pipeline, a sealing baffle is connected to the end, close to the connecting screw head, of the air inlet pipeline, two sets of sealing sleeves are installed in the middle of the air inlet pipeline, and a filter element is arranged between the two sets of sealing sleeves. A first filter screen plate and a second filter screen plate can perform multiple filtering treatment on impurities such as dust in air, so that the impurities such as the dust in the air can be effectively prevented from entering the air compressor, and the situation that the interior of the air compressor is abraded, blocked or corroded by the dust in the air is avoided; and meanwhile, the problems of low compression efficiency, unsmooth air path, abnormal temperature rise and the like of the air compressor can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air impurity filtration technical field especially is concerned with an air compressor air impurity filtration device. BACKGROUND

[0002] Air compressor is the mechanical equipment that gas compression improves its pressure and density, and is mainly used in industrial and commercial fields. Through compressed air, air compressor can provide power for various tools, equipment and process flow, such as pneumatic tools, production line in manufacturing industry, chemical process and spraying or nailing in construction engineering etc. Its working principle is to suck air into, and utilize motor or internal combustion engine driven compression mechanism (such as piston, screw or centrifugal impeller) to compress air to the required pressure.

[0003] In the running process of air compressor, the dust, particulate matter and other impurities in air enter the compression system with gas, which may cause abrasion, blockage or corrosion of equipment components, and also easily affect the compression efficiency, cause airway not smooth and temperature abnormal rise and other problems, in more serious cases, these impurities will cause equipment failure or shutdown, and further affect the production progress and enterprise economic benefit to a certain extent.

[0004] Therefore, it is particularly important to reasonably configure efficient air impurity filtration device in air compressor system. Based on this, we propose an air compressor air impurity filtration device to solve the above-mentioned problems. SUMMARY

[0005] The purpose of this section is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] Therefore, the utility model aims at providing an air compressor air impurity filtration device, which can solve the problems of equipment component abrasion, blockage, corrosion, compression efficiency reduction, airway not smooth, temperature abnormal rise and possible failure or shutdown caused by dust, particulate matter and other impurities in air entering the compression system in the running process of air compressor.

[0007] To solve the above technical problems, the utility model provides an air pressure machine air impurity filter device adopts the following technical scheme: including air compressor, the top of air compressor is installed with air inlet filter component, air inlet filter component includes air inlet pipeline, one end of air inlet pipeline is provided with connecting screw head air inlet pipeline is connected with sealing baffle one end close to connecting screw head, the middle part of air inlet pipeline is equipped with two sets of sealing sleeve, two sets of sealing sleeve between the filter core is provided, one end of one set of sealing sleeve is installed with air inlet cover, the inside of air inlet cover still is connected with first filter screen plate,

[0008] The outer side of one end of two sets of sealing sleeve is provided with annular sealing groove, and elastic sealing pieces are further connected between the two annular sealing grooves.

[0009] Optionally, the filter core comprises a metal cylinder, a filter passage is formed through the middle part of the metal cylinder, a plurality of second filter screen plates are arranged in the filter passage, and the outer ends of the second filter screen plates are respectively connected with clamping blocks.

[0010] Optionally, the elastic sealing piece comprises two rubber baffle plates, a blocking groove is formed in the inside of each of the two rubber baffle plates, a rubber baffle ring is connected between the two blocking grooves, and a plurality of compression springs are further connected between the rubber baffle ring and the blocking groove.

[0011] Optionally, a plurality of annular grooves are formed in the inside of the metal cylinder, and two connecting grooves are further formed between the plurality of annular grooves.

[0012] Optionally, the annular grooves, the connecting grooves and the clamping blocks are matched in structure, and the annular grooves, the connecting grooves and the clamping blocks are in sliding fit.

[0013] Optionally, a placing base is installed at the bottom of the air compressor, an air extraction box is arranged at the top of the air compressor, a fixing screw hole is further formed at the top of the air extraction box, the fixing screw hole is matched with the connecting screw head in structure, and the fixing screw hole and the connecting screw head are in threaded fit.

[0014] In summary, the utility model discloses at least one beneficial effect including the following: the scheme is equipped with the air inlet filter component on the top of air compressor, and the air inlet filter component mainly comprises air inlet pipeline, connecting screw head, sealing baffle, sealing sleeve, filter core, air inlet cover and first filter screen plate and other parts, wherein the air inlet pipeline is equipped with two sealing sleeves in the middle, so that the sealing sleeve is firmly connected to the middle of the pipeline, the sealing sleeve is equipped with a plurality of second filter screen plates inside, the filter channel can further clean the air through these second filter screen plates, the first filter screen plate can be used for the preliminary filtration of air through the first filter screen plate equipped inside the air inlet cover, and through the above, the scheme designs air compressor, when the air suction tank transports air through the air inlet filter component, the first filter screen plate and the second filter screen plate can effectively filter the dust and impurities in the air, prevent these pollutants from entering the inside of the compressor, thereby avoiding the equipment wear, blockage or corrosion caused by impurities, and simultaneously, the design can also improve the compression efficiency, ensure that the air passage is unobstructed, and avoid problems such as temperature abnormal rise. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0016] Figure 1 It is the overall structure schematic diagram of the utility model;

[0017] Figure 2 It is the air inlet filter component split schematic diagram of the utility model;

[0018] Figure 3 It is the filter core split schematic diagram of the utility model;

[0019] Figure 4 It is the elastic sealing member plane schematic diagram of the utility model;

[0020] Figure 5 It is the metal cylinder body sectional view of the utility model;

[0021] Figure 6 It is the air compressor structure schematic diagram of the utility model.

[0022] Explanation of reference signs: 1, air compressor; 2, air inlet filter assembly; 3, air inlet pipeline; 4, connecting screw head; 5, sealing baffle; 6, sealing sleeve; 7, filter core; 8, air inlet cover; 9, first filter screen; 10, annular sealing groove; 11, elastic sealing element; 12, metal cylinder; 13, filter channel; 14, second filter screen; 15, clamping block; 16, rubber baffle; 17, blocking groove; 18, rubber baffle ring; 19, compression spring; 20, annular groove; 21, connecting groove; 22, placing base; 23, air extraction box; 24, fixing screw hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Embodiment: refer to Figures 1 to 6 The air impurity filtering device for the air compressor provided in an embodiment of the present application comprises an air compressor 1, an air inlet filter assembly 2 is installed on the top of the air compressor 1, the air inlet filter assembly 2 comprises an air inlet pipeline 3, one end of the air inlet pipeline 3 is provided with a connecting screw head 4, one end of the air inlet pipeline 3 close to the connecting screw head 4 is connected with a sealing baffle 5, two groups of sealing sleeves 6 are installed in the middle of the air inlet pipeline 3, a filter core 7 is arranged between the two groups of sealing sleeves 6, one end of one group of sealing sleeves 6 is installed with an air inlet cover 8, a first filter screen 9 is further connected inside the air inlet cover 8, annular sealing grooves 10 are formed on the outer side of one end of the two groups of sealing sleeves 6, and an elastic sealing element 11 is further connected between the two annular sealing grooves 10. When the air extraction box 23 delivers air through the air inlet filter assembly 2, the first filter screen 9 and the second filter screen 14 can effectively filter the dust and impurities in the air, prevent these pollutants from entering the inside of the compressor, thereby avoiding the equipment abrasion, blockage or corrosion caused by impurities, and at the same time, the design can also improve the compression efficiency, ensure the smoothness of the air path, and avoid problems such as abnormal temperature rise.

[0025] The filter core 7 comprises a metal cylinder 12, a filter passage 13 is formed in the middle of the metal cylinder 12, a plurality of groups of second filter screens 14 are arranged in the filter passage 13, the outer ends of the second filter screens 14 are respectively connected with clamping blocks 15, the plurality of groups of second filter screens 14 arranged in the filter passage 13 can perform multiple filtering treatment on dust and impurities in the air, the elastic sealing element 11 comprises two groups of rubber baffles 16, the rubber baffles 16 are respectively provided with baffle grooves 17, the two groups of baffle grooves 17 are connected with a rubber baffle ring 18, a plurality of compression springs 19 are arranged between the rubber baffle ring 18 and the baffle grooves 17, the elastic sealing element 11 mainly comprises the rubber baffles 16, the baffle grooves 17, the rubber baffle ring 18 and the compression springs 19, and can improve the stability and air tightness of the connection between the two groups of sealing sleeves 6, a plurality of groups of annular grooves 20 are formed in the metal cylinder 12, two groups of connecting grooves 21 are further formed between the annular grooves 20, and the plurality of groups of second filter screens 14 can be connected in the metal cylinder 12 through the annular grooves 20 and the connecting grooves 21 formed in the metal cylinder 12.

[0026] The annular grooves 20, the connecting grooves 21 and the clamping blocks 15 are matched in structure, and are in sliding fit, the metal cylinder 12 can be disassembled, connected, repaired and replaced according to the use condition of the second filter screens 14 through the structure design that the annular grooves 20, the connecting grooves 21 and the clamping blocks 15 are in sliding fit, the bottom of the air compressor 1 is provided with a placing base 22, the top of the air compressor 1 is provided with an air extraction box 23, the top of the air extraction box 23 is further provided with fixed screw holes 24, the fixed screw holes 24 are matched with the connecting screw heads 4 in structure, and are in threaded fit, the air inlet filter assembly 2 can be screwed on the top of the air extraction box 23 through the structure design that the fixed screw holes 24 and the connecting screw heads 4 are in threaded fit.

[0027] Working principle: the scheme is through the air compressor 1 top installation of air inlet filter assembly 2, the air inlet filter assembly 2 mainly by air inlet pipeline 3, connecting screw head 4, sealing baffle 5, sealing sleeve 6, filter core 7, air inlet cover 8, first filter screen 9 etc., wherein air inlet pipeline 3 through the middle installation of two groups of sealing sleeve 6, can sealing sleeve 6 limit connection in the middle of air inlet pipeline 3, the sealing sleeve 6 through the filter channel 13 inside installation of multiple groups of second filter screen 14, and in the air inlet cover 8 inside installation of first filter screen 9, when the air suction box 23 through air inlet filter assembly 2 to the inside of air compressor 1 delivery air, first filter screen 9 and second filter screen 14 can carry out multiple filtration treatment to dust and other impurities in the air, can effectively prevent dust and other impurities in the air into the inside of air compressor 1, avoid the dust in the air to cause the abrasion, block or corrosion in the inside of air compressor 1, can also solve the problem such as air compressor 1 compression efficiency is low, air passage is not smooth and temperature is abnormally high etc.

[0028] Finally, it should be noted that: the above only for the preferred embodiments of the utility model have described, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. in the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. An air impurity filtering device for an air compressor, comprising an air compressor (1), characterized in that: The top of the air compressor (1) is provided with an air inlet filtering assembly (2), the air inlet filtering assembly (2) comprises an air inlet pipeline (3), one end of the air inlet pipeline (3) is provided with a connecting screw head (4), the air inlet pipeline (3) is connected with a sealing baffle (5) at the end close to the connecting screw head (4), two groups of sealing sleeves (6) are installed in the middle of the air inlet pipeline (3), a filter core (7) is arranged between the two groups of sealing sleeves (6), one end of one group of sealing sleeves (6) is provided with an air inlet cover (8), and the inside of the air inlet cover (8) is further connected with a first filter screen plate (9); The outer side of one end of the two groups of sealing sleeves (6) is provided with an annular sealing groove (10), and the two groups of annular sealing grooves (10) are further connected with an elastic sealing element (11).

2. The air impurity filtering device for an air compressor according to claim 1, characterized in that: The filter core (7) comprises a metal cylinder (12), a filtering channel (13) is formed in the middle of the metal cylinder (12), a plurality of second filter screen plates (14) are arranged in the filtering channel (13), and the outer ends of the second filter screen plates (14) are respectively connected with clamping blocks (15).

3. The air impurity filtering device for an air compressor according to claim 2, characterized in that: The elastic sealing element (11) comprises two groups of rubber baffles (16), the inside of the two groups of rubber baffles (16) is provided with a blocking groove (17), the two groups of blocking grooves (17) are connected with a rubber blocking ring (18), and a plurality of compression springs (19) are further connected between the rubber blocking ring (18) and the blocking groove (17).

4. The air impurity filtering device for an air compressor according to claim 3, characterized in that: A plurality of annular grooves (20) are formed in the inside of the metal cylinder (12), and two groups of connecting grooves (21) are further formed between the plurality of annular grooves (20).

5. The air impurity filtering device for an air compressor according to claim 4, characterized in that: The annular grooves (20), the connecting grooves (21) and the clamping blocks (15) are matched in structure, and are matched in sliding fit.

6. The air impurity filtering device for an air compressor according to claim 1, characterized in that: The bottom of the air compressor (1) is provided with a placing base (22), the top of the air compressor (1) is provided with an air suction box (23), the top of the air suction box (23) is further provided with a fixed screw hole (24), the fixed screw hole (24) and the connecting screw head (4) are matched in structure, and the fixed screw hole (24) and the connecting screw head (4) are matched in screw thread.

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