Fuel gas impurity filtering device

Abstract

The utility model relates to the technical field of filtering devices, and discloses a fuel gas impurity filtering device, which solves the problems that a filter screen of an existing filtering device needs to be detached when being cleaned, the labor amount of operators is increased, and the cleaning efficiency is reduced, and comprises a device main body, connecting elbows are fixedly mounted at the top and the bottom of the device body, an equipment box is fixedly mounted on the surface of the device body, a filter screen is fixedly mounted in the middle of the interior of the device body, a blow-down valve is fixedly mounted in the middle of the bottom of the filter screen, and a blow-down pipe is fixedly mounted at the bottom of the blow-down valve; the end, away from the blow-down valve, of the blow-down pipe extends out of the device body, cleaning brushes are arranged on the two sides of the upper portion of the filter screen, cleaning transmission assemblies are arranged in the equipment box and the device body, and the cleaning transmission assemblies are fixedly connected with the two cleaning brushes. The filter screen of the filter device is very convenient to clean, the labor amount of operators is reduced, and the cleaning efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of filtering devices, in particular to a fuel gas impurity filtering device. Background Art

[0002] Gas is a general term for gaseous fuels, which can burn and release heat for use by residents and industrial enterprises. There are many types of gas, mainly natural gas, artificial gas, liquefied petroleum gas, biogas, and coal-to-gas; the inner wall of the pipeline will age during long-term use, and debris will fall from it, causing the gas to be mixed with impurities during transportation in the pipeline, and then a filter device is needed for filtering; the existing patent (Announcement No.: CN208082057U) gas impurity filter device, the gas impurity filter device can filter impurities in the natural gas pipeline to ensure the quality of natural gas, and at the same time avoid impurities blocking the gas pipeline; but the filter screen of the filter device needs to be disassembled when cleaning, which increases the workload of the operator and reduces the cleaning efficiency. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a fuel gas impurity filtering device, which effectively solves the problem that the filter screen of the existing filtering device needs to be disassembled for cleaning, which increases the workload of the operator and reduces the cleaning efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a gas impurity filtering device, comprising a device body, the top and bottom of the device body are fixedly installed with connecting elbows, the surface of the device body is fixedly installed with an equipment box, the middle part of the inside of the device body is fixedly installed with a filter screen, the middle part of the bottom of the filter screen is fixedly installed with a drain valve, the bottom of the drain valve is fixedly installed with a drain pipe, the end of the drain pipe away from the drain valve extends to the outside of the device body, cleaning brushes are provided on both sides of the upper part of the filter screen, the inside of the equipment box and the inside of the device body are provided with a cleaning transmission assembly, and the cleaning transmission assembly is fixedly connected to two cleaning brushes.

[0005] Preferably, the cleaning transmission assembly includes a driving motor and a positioning shaft seat, the driving motor is fixedly mounted on one side of the equipment box, the positioning shaft seat is fixedly mounted on the other side of the equipment box, the output end of the driving motor is fixedly mounted with a first sprocket, one end of the positioning shaft seat is rotatably mounted with a second sprocket, a chain is meshed and connected between the second sprocket and the first sprocket, a first rotating rod is fixedly mounted on one side of the first sprocket and the second sprocket, a first shaft sleeve is rotatably mounted on the surface of the first rotating rod, the first shaft sleeve is fixedly connected to one side of the equipment box, and one end of the first rotating rod away from the first sprocket and the second sprocket extends to the outside of the equipment box and is fixedly mounted with a first bevel gear.

[0006] Preferably, the upper side of the first bevel gear is meshedly connected with the second bevel gear, the top of the second bevel gear is fixedly installed with a second rotating rod, the surface of the second rotating rod is rotatably installed with a second bushing, the sides of the two second bushings close to each other are fixedly installed with a fixing block, the ends of the two fixing blocks close to each other are fixedly connected to the surface of the device body, the top of the second rotating rod is fixedly installed with a third bevel gear, and one side of the third bevel gear is meshedly connected with a fourth bevel gear.

[0007] Preferably, a third rotating rod is fixedly installed on one side of the two fourth bevel gears close to the device body, and one end of the third rotating rod away from the fourth bevel gear extends to the interior of the device body and is fixedly installed with a threaded rod, a sealing shaft is rotatably installed on the surface of the third rotating rod, and the surface of the sealing shaft is fixedly connected to the device body, a threaded sleeve is threadedly connected to the surface of the threaded rod, and the surface of the threaded sleeve is fixedly installed in the middle of the cleaning brush, a sliding sleeve is fixedly installed on the top of the cleaning brush, a sliding rod is inserted into the interior of the sliding sleeve, and the ends of the two sliding rods away from each other are fixedly connected to the inner wall of the device body.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] Before cleaning, the operator first closes the gas valve to prevent the gas from continuing to enter the interior of the device body, and then the operator starts the driving motor to drive the first sprocket to rotate, and the first sprocket drives the second sprocket to rotate along the positioning shaft seat through the chain, and when the first sprocket and the second sprocket rotate, they both drive the first rotating rod to rotate along the interior of the first sleeve, and when the first rotating rod rotates, they both drive the second bevel gear to rotate through the first bevel gear, and when the second bevel gear rotates, they both drive the second rotating rod to rotate along the interior of the second sleeve, and when the second rotating rod rotates, they both drive the fourth bevel gear to rotate through the third bevel gear;

[0010] When the fourth bevel gear rotates, it drives the third rotating rod to rotate along the inside of the sealing shaft. When the third rotating rod rotates, it drives the threaded sleeve to move inward through the threaded rod. When the threaded sleeve moves, it drives the cleaning brush to sweep impurities on the filter screen to the top of the drain valve for gathering. When the cleaning brush moves, it drives the sliding sleeve to slide along the surface of the sliding rod, thereby increasing the stability of the cleaning brush when moving. Then the operator opens the drain valve to discharge impurities through the drain pipe, thereby quickly cleaning the filter screen. This makes it very convenient to clean the filter screen of the filter device, reduces the labor of the operator, and improves the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0012] In the attached picture:

[0013] Figure 1 This is a schematic diagram of the cross-sectional structure of the fuel gas impurity filtering device of the utility model;

[0014] Figure 2 This is a schematic diagram of the top-sectional structure of the equipment box of the utility model;

[0015] Figure 3 For this utility model Figure 1 A schematic diagram of a local enlarged structure;

[0016] In the figure: 1. device body; 2. connecting elbow; 3. equipment box; 4. filter screen; 5. drain valve; 6. drain pipe; 7. cleaning brush; 8. drive motor; 9. positioning shaft seat; 10. first sprocket; 11. second sprocket; 12. chain; 13. first sleeve; 14. first rotating rod; 15. first bevel gear; 16. second bevel gear; 17. second rotating rod; 18. third bevel gear; 19. fourth bevel gear; 20. third rotating rod; 21. sealing shaft; 22. threaded sleeve; 23. sliding sleeve; 24. sliding rod; 25. fixing block; 26. threaded rod; 27. second sleeve. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0018] Depend on Figures 1 to 3 The utility model comprises a device body 1, a connecting elbow 2 is fixedly installed on the top and bottom of the device body 1, an equipment box 3 is fixedly installed on the surface of the device body 1, a filter screen 4 is fixedly installed in the middle of the inside of the device body 1, a drain valve 5 is fixedly installed in the middle of the bottom of the filter screen 4, a drain pipe 6 is fixedly installed at the bottom of the drain valve 5, and one end of the drain pipe 6 away from the drain valve 5 extends to the outside of the device body 1, cleaning brushes 7 are provided on both sides of the upper part of the filter screen 4, a cleaning transmission assembly is provided inside the equipment box 3 and the inside of the device body 1, and the cleaning transmission assembly is fixedly connected to the two cleaning brushes 7.

[0019] Before cleaning, the operator first closes the gas valve to prevent the gas from continuing to enter the interior of the device body 1, and then the operator starts the cleaning transmission assembly to drive the cleaning brush 7 to sweep the impurities on the filter 4 to the top of the drain valve 5 and gather them, and then the operator opens the drain valve 5 to allow the impurities to be discharged through the drain pipe 6, so that the filter 4 can be quickly cleaned; this makes it very convenient to clean the filter 4 of the filtering device, reduces the workload of the operator, and improves the cleaning efficiency.

[0020] The cleaning transmission assembly includes a driving motor 8 and a positioning shaft seat 9. The driving motor 8 is fixedly installed on one side of the equipment box 3, and the positioning shaft seat 9 is fixedly installed on the other side of the equipment box 3. The output end of the driving motor 8 is fixedly installed with a first sprocket 10, and one end of the positioning shaft seat 9 is rotatably installed with a second sprocket 11, and a chain 12 is meshed and connected between the second sprocket 11 and the first sprocket 10. A first rotating rod 14 is fixedly installed on one side of the first sprocket 10 and the second sprocket 11, and a first shaft sleeve 13 is rotatably installed on the surface of the first rotating rod 14. The first shaft sleeve 13 is fixedly connected to one side of the equipment box 3, and one end of the first rotating rod 14 away from the first sprocket 10 and the second sprocket 11 extends to the outside of the equipment box 3 and is fixedly installed with a first bevel gear 15; the upper side of the first bevel gear 15 is meshed and connected with a second bevel gear 16, and the top of the second bevel gear 16 is fixedly installed with a second rotating rod 17, and the surface of the second rotating rod 17 is rotatably installed with a second shaft sleeve 27, and the two first bevel gears 15 are fixedly installed with a second bevel gear 16. A fixing block 25 is fixedly installed on the side where the two shaft sleeves 27 are close to each other, and the ends of the two fixing blocks 25 close to each other are fixedly connected to the surface of the device body 1. A third bevel gear 18 is fixedly installed on the top of the second rotating rod 17, and a fourth bevel gear 19 is meshed and connected on one side of the third bevel gear 18; a third rotating rod 20 is fixedly installed on the side where the two fourth bevel gears 19 are close to the device body 1, and the ends of the third rotating rods 20 away from the fourth bevel gear 19 extend to the inside of the device body 1 and are fixedly installed with threaded rods 26. A sealing shaft 21 is rotatably installed on the surface of the third rotating rod 20, and the surfaces of the sealing shaft 21 are fixedly connected to the device body 1. The surfaces of the threaded rods 26 are threadedly connected with threaded sleeves 22, and the surfaces of the threaded sleeves 22 are fixedly installed on the middle part of the cleaning brush 7. A sliding sleeve 23 is fixedly installed on the top of the cleaning brush 7, and a sliding rod 24 is inserted into the interior of the sliding sleeve 23. The ends of the two sliding rods 24 away from each other are fixedly connected to the inner wall of the device body 1.

[0021] The operator starts the driving motor 8 to drive the first sprocket 10 to rotate, and the first sprocket 10 drives the second sprocket 11 to rotate along the positioning shaft seat 9 through the chain 12. When the first sprocket 10 and the second sprocket 11 rotate, they both drive the first rotating rod 14 to rotate along the inside of the first sleeve 13. When the first rotating rod 14 rotates, it drives the second bevel gear 16 to rotate through the first bevel gear 15. When the second bevel gear 16 rotates, it drives the second rotating rod 17 to rotate along the inside of the second sleeve 27. When the second rotating rod 17 rotates, it drives the fourth bevel gear 19 to rotate through the third bevel gear 18. When the fourth bevel gear 19 rotates, it drives the third rotating rod 20 to rotate along the inside of the sealing shaft 21. When the third rotating rod 20 rotates, it drives the threaded sleeve 22 to move inward through the threaded rod 26. When the threaded sleeve 22 moves, it drives the cleaning brush 7 to move and clean. When the cleaning brush 7 moves, it drives the sliding sleeve 23 to slide along the surface of the sliding rod 24, thereby increasing the stability of the cleaning brush 7 when it moves.

Claims

1. A fuel gas impurity filtering device, comprising a device body (1), characterized in that: The top and bottom of the device body (1) are fixedly mounted with connecting elbows (2); the surface of the device body (1) is fixedly mounted with an equipment box (3); a filter screen (4) is fixedly mounted in the middle of the inside of the device body (1); a sewage valve (5) is fixedly mounted in the middle of the bottom of the filter screen (4); a sewage pipe (6) is fixedly mounted at the bottom of the sewage valve (5); one end of the sewage pipe (6) away from the sewage valve (5) extends to the outside of the device body (1); cleaning brushes (7) are provided on both sides of the upper part of the filter screen (4); the inside of the equipment box (3) is fixedly mounted with a filter screen (4); and a sewage pipe (6) is fixedly mounted at the bottom of the sewage valve (5). A cleaning transmission assembly is provided inside the device body (1), the cleaning transmission assembly is fixedly connected to the two cleaning brushes (7), the cleaning transmission assembly comprises a driving motor (8) and a positioning shaft seat (9), the driving motor (8) is fixedly mounted on one side inside the device box (3), the positioning shaft seat (9) is fixedly mounted on the other side inside the device box (3), a first sprocket (10) is fixedly mounted on the output end of the driving motor (8), a second sprocket (11) is rotatably mounted on one end of the positioning shaft seat (9), and a second sprocket (11) is rotatably mounted between the second sprocket (11) and the first sprocket (10). A chain (12) is meshedly connected, a first rotating rod (14) is fixedly installed on one side of the first sprocket (10) and the second sprocket (11), a first shaft sleeve (13) is rotatably installed on the surface of the first rotating rod (14), the first shaft sleeve (13) is fixedly connected to one side of the equipment box (3), one end of the first rotating rod (14) away from the first sprocket (10) and the second sprocket (11) extends to the outside of the equipment box (3) and is fixedly installed with a first bevel gear (15), and the upper side of the first bevel gear (15) is meshedly connected with a second bevel gear (15). The second bevel gear (16) is fixedly mounted on the top of the second bevel gear (16), a second rotating rod (17) is rotatably mounted on the surface of the second rotating rod (17), a fixing block (25) is fixedly mounted on the sides of the two second rotating rods (27) close to each other, and the ends of the two fixing blocks (25) close to each other are fixedly connected to the surface of the device body (1), a third bevel gear (18) is fixedly mounted on the top of the second rotating rod (17), and a fourth bevel gear (19) is meshedly connected on one side of the third bevel gear (18).

2. A fuel gas impurity filtering device according to claim 1, characterized in that: A third rotating rod (20) is fixedly mounted on one side of the two fourth bevel gears (19) close to the device body (1); one end of the third rotating rod (20) away from the fourth bevel gear (19) extends into the interior of the device body (1) and is fixedly mounted with a threaded rod (26); a sealing shaft (21) is rotatably mounted on the surface of the third rotating rod (20); the surface of the sealing shaft (21) is fixedly connected to the device body (1); a threaded sleeve (22) is threadedly connected to the surface of the threaded rod (26); the surface of the threaded sleeve (22) is fixedly mounted on the middle part of the cleaning brush (7); a sliding sleeve (23) is fixedly mounted on the top of the cleaning brush (7); a sliding rod (24) is inserted into the interior of the sliding sleeve (23); and the ends of the two sliding rods (24) away from each other are fixedly connected to the inner wall of the device body (1).

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