Vacuum pipeline filter

Abstract

The utility model discloses a vacuum pipeline filter which comprises an outer shell, a filter cover is fixedly connected inside the outer shell in a sleeved mode, an exhaust valve is installed at the end, located outside the outer shell, of the filter cover, an air inlet pipe is fixedly connected outside the outer shell, and the air inlet pipe is communicated with the outer shell. And an air inlet valve is installed at the end, away from the shell, of the air inlet pipe, the top of the shell is fixedly connected with a high-pressure air blowing pipe, the high-pressure air blowing pipe extends into the shell, and a sealing assembly is arranged in the high-pressure air blowing pipe. According to the utility model, gas can be filtered through the arranged filter cover, and the filter cover can enlarge the filter area and improve the filter efficiency; high-pressure gas is introduced into the shell and is reversely blown to the filtering cover, so that the filtering cover can be conveniently and quickly cleaned, and the filtering efficiency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, and specifically relates to a vacuum pipeline filter Background Art

[0002] The vacuum pipe filter is an efficient, safe and reliable filtering equipment, which is widely used in chemical, pharmaceutical, food, electronics and other fields. The vacuum pipe filter is a device used to filter and purify fluids. The vacuum pipe filter can filter out tiny particles, harmful substances, odors, etc. in the fluid.

[0003] For example, a vacuum pipe filter with application number CN202220092651.8 includes a pipe body, a filter screen and a clamping ring, the two ends of the pipe body are respectively provided with a connected feed port and a discharge port, the clamping ring is detachably connected to the pipe body, the filter screen is tilted and fixed between the clamping ring and the pipe body, and the pipe body is respectively provided with a sewage pipe, a sight glass pipe and an exhaust port, the sewage pipe is arranged on the side of the filter screen facing the feed port, and the sewage pipe is tilted downward relative to the ground, and the sight glass pipe and the exhaust port are arranged on the side of the filter screen facing the discharge port. The purpose of this utility model is to guide the impurities to slide into the sewage pipe through the guidance of the filter screen to avoid the accumulation of impurities, and the filter screen can be visually viewed through the sight glass pipe, so as to filter the liquid regularly, improve the output efficiency of the vacuum pipe, and improve the service life of the equipment.

[0004] However, since the filter area of ​​the vacuum pipe filter is relatively small, its filtering efficiency is relatively low. In addition, although the filter is tilted, it is still prone to clogging during long-term use, further reducing the filtering efficiency.

[0005] Therefore, it is necessary to invent a vacuum pipeline filter to solve the above problems. Utility Model Content

[0006] To this end, the utility model provides a vacuum pipeline filter, which filters gas through a filter cover and cleans the filter cover by blowing high-pressure gas back to the filter cover, so as to solve the problems in the prior art.

[0007] In order to achieve the above-mentioned purpose, the embodiment of the utility model provides the following technical solution: a vacuum pipe filter, comprising an outer shell, a filter cover is fixedly sleeved inside the outer shell, an exhaust valve is installed at one end of the filter cover located outside the outer shell, an air intake pipe is fixedly connected to the outside of the outer shell, and the air intake pipe is connected to the outer shell, an air intake valve is installed at one end of the air intake pipe away from the outer shell, a high-pressure air blowing pipe is fixedly connected to the top of the outer shell, and the high-pressure air blowing pipe extends to the interior of the outer shell, and a sealing assembly is arranged inside the high-pressure air blowing pipe.

[0008] As a preferred solution of the utility model, the sealing assembly includes a fixed plate, which is fixedly connected to the inside of the high-pressure blowing pipe. The internal movably sleeve of the high-pressure blowing pipe is provided with a movable frame, a spring is fixedly connected between the movable frame and the fixed plate, and a sealing cover is fixedly connected to one end of the movable frame away from the fixed plate.

[0009] As a preferred solution of the utility model, a plurality of ventilation holes are provided inside the fixing plate, and a sealing ring is fixedly connected to the inner side of the sealing cover.

[0010] As a preferred solution of the utility model, a fixing ring is fixedly connected to the bottom of the filter cover, and the fixing ring is fixedly connected to the inside of the shell.

[0011] As a preferred solution of the utility model, the bottom of the shell is arc-shaped, a sewage pipe is fixedly connected to the bottom of the shell, and the sewage pipe is communicated with the shell, and a sewage valve is installed at the bottom of the sewage pipe.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] 1. Open the exhaust valve and the air inlet valve, close the sewage valve, and then let the gas enter the filter cover through the air inlet valve and the air inlet pipe. Then the gas passes through the pores of the filter cover and enters the filter cover, and then is discharged through the exhaust valve. At the same time, the debris is intercepted, so that the gas can be filtered, and the filter cover can increase the filtering area and improve the filtering efficiency;

[0014] 2. Close the exhaust valve and the air inlet valve, open the drain valve, and then pass the high-pressure gas into the high-pressure blowing pipe. Then, under the push of the high-pressure gas, the cover is pushed open, the spring is stretched, and then the gas enters the shell, so that it can be blown back to the filter cover, and then the debris on the filter cover can be blown off and then discharged through the drain pipe, so that the filter cover can be cleaned conveniently and quickly, ensuring the filtering efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0017] Figure 3 for Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0018] In the figure: 1. outer shell; 2. filter cover; 3. exhaust valve; 4. air inlet pipe; 5. air inlet valve; 6. sewage pipe; 7. sewage valve; 8. high-pressure air blowing pipe; 9. fixed plate; 10. movable frame; 11. sealing cover; 12. sealing ring; 13. spring; 14. fixing ring. DETAILED DESCRIPTION

[0019] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0020] The utility model provides Figure 1-3 A vacuum pipe filter is shown, comprising an outer shell 1, a filter cover 2 is fixedly sleeved inside the outer shell 1, an exhaust valve 3 is installed at one end of the filter cover 2 located outside the outer shell 1, an air intake pipe 4 is fixedly connected to the outside of the outer shell 1, and the air intake pipe 4 is communicated with the outer shell 1, an air intake valve 5 is installed at one end of the air intake pipe 4 away from the outer shell 1, a high-pressure air blowing pipe 8 is fixedly connected to the top of the outer shell 1, and the high-pressure air blowing pipe 8 extends to the inside of the outer shell 1, a sealing assembly is arranged inside the high-pressure air blowing pipe 8, and the arranged filter cover 2 can intercept debris, thereby achieving filtration. At the same time, the filter cover 2 can increase the filtration area and improve the filtration efficiency.

[0021] Furthermore, in the above technical solution, the sealing assembly includes a fixed plate 9, which is fixedly connected to the inside of the high-pressure blowing pipe 8. The inside of the high-pressure blowing pipe 8 is movably sleeved with a movable frame 10, and a spring 13 is fixedly connected between the movable frame 10 and the fixed plate 9. The end of the movable frame 10 away from the fixed plate 9 is fixedly connected with a cover 11, and the cover 11 can be pulled by the spring 13 to block the high-pressure blowing pipe 8, thereby preventing gas from entering the inside of the high-pressure blowing pipe 8.

[0022] Furthermore, in the above technical solution, a plurality of ventilation holes are provided inside the fixing plate 9 , and a sealing ring 12 is fixedly connected to the inner side of the sealing cover 11 . The sealing ring 12 can improve the sealing performance of the sealing cover 11 to the high-pressure blowing pipe 8 .

[0023] Furthermore, in the above technical solution, a fixing ring 14 is fixedly connected to the bottom of the filter cover 2 , and the fixing ring 14 is fixedly connected to the inside of the outer shell 1 .

[0024] Furthermore, in the above technical solution, the bottom of the shell 1 is arc-shaped, and a sewage pipe 6 is fixedly connected to the bottom of the shell 1, and the sewage pipe 6 is connected to the shell 1, and a sewage valve 7 is installed at the bottom of the sewage pipe 6. Through the sewage pipe 6 and the sewage valve 7, convenient discharge of waste can be achieved.

[0025] The vacuum pipeline filter provided by the utility model has the following working process when in use:

[0026] When it is necessary to filter the gas, firstly, the exhaust valve 3 and the intake valve 5 are opened, the sewage valve 7 is closed, and then the gas enters the filter cover 2 through the intake valve 5 and the intake pipe 4, and then the gas enters the filter cover 2 through the pores of the filter cover 2, and then is discharged through the exhaust valve 3. At the same time, the impurities are intercepted, so that the gas can be filtered, and the filter cover 2 can increase the filtering area and improve the filtering efficiency.

[0027] When the filter cover 2 needs to be cleaned, first close the exhaust valve 3 and the air inlet valve 5, open the drain valve 7, and then pass the high-pressure gas into the high-pressure blowing pipe 8. Then, under the push of the high-pressure gas, the sealing cover 11 is pushed open, the spring 13 is stretched, and then the gas enters the shell 1, so that it can be blown back to the filter cover 2, and then the debris on the filter cover 2 can be blown off and then discharged through the drain pipe 6, so that the filter cover 2 can be cleaned conveniently and quickly, ensuring the filtering efficiency.

[0028] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A vacuum pipeline filter, comprising a housing (1), characterized in that: A filter cover (2) is fixedly sleeved inside the shell (1); an exhaust valve (3) is installed at one end of the filter cover (2) located outside the shell (1); an air intake pipe (4) is fixedly connected to the outside of the shell (1), and the air intake pipe (4) is connected to the shell (1); an air intake valve (5) is installed at one end of the air intake pipe (4) away from the shell (1); a high-pressure air blowing pipe (8) is fixedly connected to the top of the shell (1), and the high-pressure air blowing pipe (8) extends to the inside of the shell (1); a sealing component is provided inside the high-pressure air blowing pipe (8).

2. A vacuum pipeline filter according to claim 1, characterized in that: The sealing assembly comprises a fixed plate (9), wherein the fixed plate (9) is fixedly connected to the interior of a high-pressure air blowing pipe (8), a movable frame (10) is movably sleeved inside the high-pressure air blowing pipe (8), a spring (13) is fixedly connected between the movable frame (10) and the fixed plate (9), and a sealing cover (11) is fixedly connected to one end of the movable frame (10) away from the fixed plate (9).

3. A vacuum pipeline filter according to claim 2, characterized in that: The fixing plate (9) is provided with a plurality of ventilation holes inside, and a sealing ring (12) is fixedly connected to the inner side of the sealing cover (11).

4. A vacuum pipeline filter according to claim 2, characterized in that: A fixing ring (14) is fixedly connected to the bottom of the filter cover (2), and the fixing ring (14) is fixedly connected to the inside of the outer shell (1).

5. A vacuum pipeline filter according to claim 2, characterized in that: The bottom of the shell (1) is arc-shaped, a sewage pipe (6) is fixedly connected to the bottom of the shell (1), and the sewage pipe (6) is in communication with the shell (1), and a sewage valve (7) is installed at the bottom of the sewage pipe (6).

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