Dustproof screw air compressor

Abstract

The utility model discloses a dustproof screw air compressor, which relates to the field of flange processing and comprises a compressor body, four through holes are arranged at the top of one side of the compressor body, an air inlet seat is fixedly mounted at the top of the compressor body, an air inlet pipe is fixedly connected to the inner wall of the air inlet seat, and an air outlet pipe is fixedly connected to the inner wall of the air inlet pipe. A lower mounting plate is fixedly mounted at the top of the air inlet pipe, and a filter box is movably mounted at the top of the lower mounting plate. By arranging a communicating pipe and a filter box, air entering the air compressor can be filtered multiple times, the dustproof effect is achieved, a groove and a sliding groove are formed, a first filter plate, a second filter plate and a third filter plate can be detached to be cleaned or replaced, the subsequent dustproof efficiency and quality are improved, and a second bolt is arranged, so that the dustproof effect is improved. And meanwhile, a first bolt and a pulling plate are arranged, so that the filter box and the air inlet pipe can be detached, and subsequent maintenance or inspection and the like of the air compressor are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of flange processing, in particular to a dustproof screw air compressor. Background Art

[0002] Flange processing refers to different forms of cutting, hole opening and other processing on the flange. During the flange processing, it is necessary to use a screw air compressor to compress the air from the atmosphere to a higher pressure, and then store the compressed air in a compressed air storage tank for driving processing machinery, etc.

[0003] For example, the announcement number CN109469618B discloses a screw air compressor, including an air intake seat, a compressor box, an air intake pipe, an air intake blocking mechanism, an exhaust pipe and an exhaust blocking mechanism. The air intake blocking mechanism and the exhaust blocking mechanism can block the air intake pipe and the exhaust pipe, so that the air intake pipe and the exhaust pipe can be blocked and protected when not in use, making the inside of the machine cleaner, avoiding a lot of dirt from adhering to the screw, and reducing friction; the air intake mesh cover, the oil filter mechanism and the exhaust mesh cover can effectively filter out impurities in the air, making the compressed gas finally discharged cleaner, which can Quickly meet the use needs; and the cover plate can also form a shield on the mesh cover to reduce the dust collection of the mesh cover; the exhaust sealing mechanism can be completely unscrewed, and the oil filter mechanism is threadedly connected to the second fixed pipe and the second flow pipe, so as to facilitate the replacement of the filter membrane. However, there are other shortcomings when the screw air compressor is in use. First of all, when the above-mentioned device is used in some environments with a lot of debris in the air, there is a lack of disassembly, cleaning or replacement of the exhaust mesh cover. When the mesh of the exhaust mesh cover is blocked, it will greatly affect the working efficiency of the screw air compressor. Therefore, there are still certain shortcomings when using this device. Utility Model Content

[0004] The purpose of the utility model is to provide a dustproof screw air compressor to solve the problem raised in the above background technology that when the screw air compressors currently on the market are in use, first of all, when the above-mentioned device is used in some environments with a lot of debris in the air, there is a lack of disassembly, cleaning or replacement of the exhaust mesh cover. When the mesh of the exhaust mesh cover is blocked, it will greatly affect the working efficiency of the screw air compressor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dustproof screw air compressor, comprising a compressor body, four through holes are opened on the top of one side of the compressor body, an air intake seat is fixedly installed on the top of the compressor body, an air intake pipe is fixedly connected to the inner wall of the air intake seat, a lower mounting plate is fixedly installed on the top of the air intake pipe, a filter box is movably installed on the top of the lower mounting plate, an upper mounting plate is movably installed on the top of the filter box, and a connecting pipe is fixedly connected to the top of the upper mounting plate;

[0006] First connecting plates are fixedly mounted on both sides of the lower mounting plate, and first bolts penetrate the interior of the first connecting plates and the ends thereof are inserted into the compressor body;

[0007] The front of the filter box is provided with three grooves, the inner walls on both sides of the filter box are provided with three slide grooves, the inner walls of the slide grooves are provided with a first filter plate, a baffle is fixedly installed on one side of the first filter plate, the inner wall of the filter box is provided with a second filter plate, and the inner wall of the filter box is provided with a third filter plate.

[0008] Furthermore, support frames are fixedly installed on both sides of the filter box, a mounting plate is fixedly connected to one side of the support frame, a spring is provided on the top of the mounting plate, a pull plate is fixedly installed on the top of the spring, and clamping rods are fixedly installed on the bottom of both sides of the pull plate and the ends pass through through holes.

[0009] Furthermore, the outer wall of the connecting pipe is sleeved with a valve body, and second connecting plates are fixedly installed on both sides of the connecting pipe. A second bolt penetrates the interior of the second connecting plate and the end thereof is inserted into the filter box.

[0010] Furthermore, the first bolt is threadedly connected to the first connecting plate and the compressor body, and the lower mounting plate is detachably connected to the filter box.

[0011] Furthermore, the filter box is communicated with the air inlet pipe and the connecting pipe, and the filter box is detachably connected to the upper mounting plate.

[0012] Furthermore, the first filter plate is movably connected to the groove and the slide slot, and a coarse filter is provided inside the first filter plate.

[0013] Furthermore, a fine filter screen is disposed inside the second filter plate, and a sponge core is disposed inside the third filter plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The dustproof screw air compressor can filter the air entering the air compressor multiple times by setting a connecting pipe and a filter box to achieve a dustproof effect. A second bolt is provided to disassemble, replace or repair the connecting pipe. A first bolt and a pull plate are provided to disassemble the filter box and the air intake pipe, which is convenient for subsequent maintenance or inspection of the air compressor. The specific contents are shown as follows:

[0016] 1. A connecting pipe and a filter box are provided, which are connected to the external pipeline through the connecting pipe, so that the air enters the filter box through the connecting pipe, so that the air entering the filter box first passes through the coarse filter screen in the first filter plate, the coarse filter screen is made of polyester synthetic fiber, which is convenient for filtering dust particles with a diameter of more than 5 μm, thereby filtering larger particles or dust in the air, and the air after preliminary filtration passes through the fine filter screen in the second filter plate, and the fine filter screen is set to be made of chemical fiber or glass fiber, which is convenient for filtering dust particles with a diameter of more than 0.5 μm, and has a high filtration accuracy, thereby filtering smoke or dust in the air, and the air after secondary filtration finally passes through the sponge core in the third filter plate, thereby filtering the dust remaining in the air again, which is convenient for multiple filtration of the air entering the air compressor to achieve the effect of dust prevention;

[0017] Furthermore, grooves and slides are provided, and the baffle is manually pulled outward, so that the baffle drives the first filter plate, the second filter plate and the third filter plate to be pulled outward in the slide through the corresponding grooves, thereby disassembling, cleaning or replacing the first filter plate, the second filter plate and the third filter plate, thereby improving the efficiency and quality of subsequent dust prevention;

[0018] 2. A second bolt is provided, and each second bolt is manually pulled out from the corresponding second connecting plate, so that the upper mounting plate connected to the connecting pipe is separated from the filter box, thereby disassembling, replacing or repairing the connecting pipe;

[0019] Furthermore, a first bolt and a pull plate are provided, and each first bolt is manually pulled out of the corresponding first connecting plate to separate the lower mounting plate connected to the intake pipe from the filter box, and each pull plate is manually pulled upward to drive the corresponding clamping rod to move upward and disengage from the corresponding through hole, thereby moving the filter box upward and disassembling the filter box from the intake pipe to facilitate subsequent maintenance or inspection of the air compressor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the top view structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the top view structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the local structure of the filter box of the utility model;

[0024] Figure 5 This is a schematic diagram of the cross-sectional structure of the filter box of the utility model;

[0025] Figure 6It is a schematic diagram of the local structure of the support frame of the utility model.

[0026] In the figure: 1. compressor body; 2. through hole; 3. intake seat; 4. intake pipe; 5. lower mounting plate; 6. first connecting plate; 7. first bolt; 8. filter box; 9. upper mounting plate; 10. connecting pipe; 11. valve body; 12. second connecting plate; 13. second bolt; 14. groove; 15. slide groove; 16. first filter plate; 17. second filter plate; 18. third filter plate; 19. baffle; 20. support frame; 21. fixing plate; 22. spring; 23. pull plate; 24. clamping rod. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 6 , the utility model provides the following technical solutions:

[0029] Embodiment 1: In order to solve the problem that the screw air compressor on the market is used in an environment with a lot of debris in the air, the exhaust mesh cover is not removed for cleaning or replacement. When the mesh of the exhaust mesh cover is blocked, the working efficiency of the screw air compressor will be greatly affected. Please refer to the attached Figure 1 -Attached Figure 2 and attached Figure 4 -Attached Figure 5, including a compressor body 1, four through holes 2 are provided on the top of one side of the compressor body 1, an air intake seat 3 is fixedly installed on the top of the compressor body 1, an air intake pipe 4 is fixedly connected to the inner wall of the air intake seat 3, a lower mounting plate 5 is fixedly installed on the top of the air intake pipe 4, a filter box 8 is movably installed on the top of the lower mounting plate 5, an upper mounting plate 9 is movably installed on the top of the filter box 8, and a connecting pipe 10 is fixedly connected to the top of the upper mounting plate 9; three grooves 14 are provided on the front of the filter box 8, three chutes 15 are provided on the inner walls of the two sides of the filter box 8, a first filter plate 16 is sleeved on the inner wall of the chutes 15, a baffle 19 is fixedly installed on one side of the first filter plate 16, a second filter plate 17 is sleeved on the inner wall of the filter box 8, and a third filter plate 18 is sleeved on the inner wall of the filter box 8. The filter box 8 is connected to the air intake pipe 4 and the connecting pipe 10, and the filter box 8 is connected to the upper mounting plate 9 for disassembly. The first filter plate 16 is movably connected to the groove 14 and the slide 15, and a coarse filter is provided inside the first filter plate 16. A fine filter is provided inside the second filter plate 17, and a sponge core is provided inside the third filter plate 18. The connecting pipe 10 is connected to the external pipeline, so that the air enters the filter box 8 through the connecting pipe 10, so that the air entering the filter box 8 first passes through the coarse filter in the first filter plate 16. The coarse filter is made of polyester synthetic fiber, which is convenient for filtering dust particles with a diameter of more than five μm, thereby filtering larger particles or dust in the air, and the air after preliminary filtration passes through the fine filter in the second filter plate 17. The fine filter is made of chemical fiber or glass fiber, which is convenient for filtering dust particles with a diameter of more than 0.5 μm, and has a high filtering accuracy, thereby filtering smoke or dust in the air. The air after the secondary filtration finally passes through the sponge core in the third filter plate 18, thereby filtering the dust remaining in the air again, which is convenient for filtering the air entering the air compressor multiple times to achieve the effect of dust prevention. After the filter box 8 has been used for a period of time, the baffle 19 is manually pulled outward, so that the baffle 19 drives the first filter plate 16, the second filter plate 17 and the third filter plate 18 to be pulled outward in the slide groove 15 through the corresponding groove 14, so that the first filter plate 16, the second filter plate 17 and the third filter plate 18 are disassembled, cleaned or replaced, thereby improving the efficiency and quality of subsequent dust prevention.

[0030] Embodiment 2: The connecting pipe 10 can be disassembled, replaced or repaired, and the filter box 8 and the air intake pipe 4 can be disassembled to facilitate the subsequent repair or inspection of the air compressor. Figure 1 -Attached Figure 3 , Attachment Figure 4 and attached Figure 6, first connecting plates 6 are fixedly installed on both sides of the lower mounting plate 5, and a first bolt 7 is passed through the interior of the first connecting plate 6 and the end is inserted into the compressor body 1; support frames 20 are fixedly installed on both sides of the filter box 8, and a fixing plate 21 is fixedly connected to one side of the support frame 20, and a spring 22 is arranged on the top of the fixing plate 21, and a pull plate 23 is fixedly installed on the top of the spring 22, and a clamping rod 24 is fixedly installed on the bottom of both sides of the pull plate 23 and the end passes through the through hole 2. The outer wall of the connecting pipe 10 is sleeved with a valve body 11, and second connecting plates 12 are fixedly installed on both sides of the connecting pipe 10, and a second bolt 13 is passed through the interior of the second connecting plate 12 and the end is inserted into the filter box 8. The first bolt 7 is threadedly connected to the first connecting plate 6 and the compressor body 1, and the lower mounting plate 5 and the filter box 8 are disassembled. By manually pulling out each second bolt 13 from the corresponding second connecting plate 12, the upper mounting plate 9 connected to the connecting pipe 10 is separated from the filter box 8, so that the connecting pipe 10 can be disassembled, replaced or repaired, and then each first bolt 7 is manually pulled out from the corresponding first connecting plate 6 to separate the lower mounting plate 5 connected to the intake pipe 4 from the filter box 8, and then each pull plate 23 is manually pulled upward to drive each pull plate 23 to move the corresponding clamping rod 24 upward and disengage from the corresponding through hole 2, thereby moving the filter box 8 upward and disassembling the filter box 8 from the intake pipe 4, so as to facilitate subsequent maintenance or inspection of the air compressor.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dustproof screw air compressor, comprising a compressor body (1), wherein four through holes (2) are formed on the top of one side of the compressor body (1), an air intake seat (3) is fixedly mounted on the top of the compressor body (1), an air intake pipe (4) is fixedly connected to the inner wall of the air intake seat (3), a lower mounting plate (5) is fixedly mounted on the top of the air intake pipe (4), a filter box (8) is movably mounted on the top of the lower mounting plate (5), an upper mounting plate (9) is movably mounted on the top of the filter box (8), and a connecting pipe (10) is fixedly connected to the top of the upper mounting plate (9); Features: First connecting plates (6) are fixedly mounted on both sides of the lower mounting plate (5), and first bolts (7) penetrate the interior of the first connecting plate (6) and have their ends inserted into the compressor body (1); The front side of the filter box (8) is provided with three grooves (14), the inner walls of both sides of the filter box (8) are provided with three slide grooves (15), the inner walls of the slide grooves (15) are sleeved with a first filter plate (16), a baffle (19) is fixedly mounted on one side of the first filter plate (16), the inner wall of the filter box (8) is sleeved with a second filter plate (17), and the inner wall of the filter box (8) is sleeved with a third filter plate (18).

2. A dustproof screw air compressor according to claim 1, characterized in that: Support frames (20) are fixedly mounted on both sides of the filter box (8); a fixing plate (21) is fixedly connected to one side of the support frame (20); a spring (22) is provided on the top of the fixing plate (21); a pull plate (23) is fixedly mounted on the top of the spring (22); clamping rods (24) are fixedly mounted on the bottom of both sides of the pull plate (23), and the ends thereof pass through the through holes (2).

3. The dustproof screw air compressor according to claim 1, characterized in that: The outer wall of the connecting pipe (10) is sleeved with a valve body (11), and second connecting plates (12) are fixedly mounted on both sides of the connecting pipe (10), and a second bolt (13) penetrates the interior of the second connecting plate (12) and the end thereof is inserted into the filter box (8).

4. The dustproof screw air compressor according to claim 1, characterized in that: The first bolt (7) is threadedly connected to the first connecting plate (6) and the compressor body (1), and the lower mounting plate (5) is detachably connected to the filter box (8).

5. A dustproof screw air compressor according to any one of claims 1 or 3, characterized in that: The filter box (8) is communicated with the air intake pipe (4) and the connecting pipe (10), and the filter box (8) is detachably connected to the upper mounting plate (9).

6. The dustproof screw air compressor according to claim 1, characterized in that: The first filter plate (16) is movably connected to the groove (14) and the slide groove (15), and a coarse filter screen is provided inside the first filter plate (16).

7. The dustproof screw air compressor according to claim 1, characterized in that: A fine filter screen is provided inside the second filter plate (17), and a sponge core is provided inside the third filter plate (18).

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