CN215757192U

CN215757192U - A filter equipment for natural gas is carried

Info

Publication number: CN215757192U
Application number: CN202122228138.5U
Authority: CN
Inventors: 胡祖康; 黄桢
Original assignee: Gao'an Natural Gas Co ltd
Current assignee: Gao'an Natural Gas Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-08
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to the technical field of natural gas conveying and filtering, in particular to a filtering device for conveying natural gas. The device comprises a fixed box, a collection drawer, a filtering tank body, a first sealing cover, an exhaust pipe, a second sealing cover, a limiting ring and a collection hopper; the filtering tank body is arranged on the fixed box, the collecting hopper is arranged on the filtering tank body, and the collecting drawer is arranged on the fixed box in a sliding manner; the rotating shaft is rotatably arranged on the filter cylinder and connected with a rotating shaft of the motor, the three groups of scraper blade annular arrays are arranged on the rotating shaft and are adhered to the inner wall of the filter cylinder, and the cleaning brush is arranged on one group of scraper blades and is adhered to the filter screen; the fan-shaped sealing plate is arranged on the filter cylinder and is connected with the two groups of scraping plates which are not provided with the cleaning brushes; laser receiver sets up on the cartridge filter, and laser emitter sets up in the pivot and towards laser receiver, and control valve sets up on collecting to fight and is connected with laser receiver communication. The utility model effectively prevents natural gas from escaping, is safer, saves energy and is more environment-friendly.

Description

A filter equipment for natural gas is carried

Technical Field

The utility model relates to the technical field of natural gas conveying and filtering, in particular to a filtering device for conveying natural gas.

Background

Natural gas is hidden in underground porous rock stratum, including oil field gas, gas field gas, coal bed gas, mud volcanic gas and biological gas etc. also a small amount of play coal seam, it is high-quality fuel and industrial chemicals, but natural gas can contain some solid particles in the collection process, these solid particles can cause the corruption destruction to the pipeline inner wall of natural gas and the valve on the pipeline in transportation process, consequently need filter the natural gas through filter equipment, but some filter equipment of present day generally filter through the filter core, filter the back at the filter core, need take out the filter core and clear up, and need close the valve on the gas transmission pipeline when clearing up, influence the conveying efficiency of natural gas.

The prior Chinese patent application No. CN202020817637.0 discloses a filtering device for natural gas transmission, which filters larger particles in natural gas through a plurality of filtering air holes on a filter cartridge, the natural gas can blow fan blades, two cleaning brushes are driven by the fan blades, a rotating rod and two connecting plates to rotate and clean the inner wall of the filter cartridge, the cleaned particles can fall into a water tank through a connecting frame, a dust collecting hopper and a connecting pipe, a valve on the connecting pipe can be closed, a sealing door is opened, the water tank is taken out and cleaned, the filtering method can clean filtering equipment without closing an air valve on a gas transmission pipeline, is very convenient and fast, and improves the efficiency of natural gas transmission;

in the above publication, the natural gas has a certain air pressure in the conveying process, and when the dust falls into the water tank through the dust collecting hopper and the connecting pipe, the natural gas can run out, which is not safe enough, increases the resource waste, and is not environment-friendly enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the background art and provides a filtering device for natural gas conveying, which is safer, saves energy and is more environment-friendly and capable of effectively preventing natural gas from escaping.

The technical scheme of the utility model is as follows: a filtering device for conveying natural gas comprises a fixed box, a collecting drawer, a filtering tank body, a first sealing cover, an exhaust pipe, a second sealing cover, a limiting ring and a collecting hopper;

the filter tank body is arranged on the fixed box, the collecting hopper is arranged on the filter tank body and positioned in the fixed box, and the collecting drawer is arranged on the fixed box in a sliding manner and positioned below the collecting hopper; the second sealing cover and the limiting ring are arranged on the filtering tank body in parallel, and a motor is arranged on the second sealing cover; the filtering component is arranged on the filtering tank body in a sliding mode and abuts against the limiting ring and the sealing cover II, and the filtering component is in power connection with the motor; the first sealing cover is arranged on the filtering tank body, and an air inlet pipe is arranged on the first sealing cover; the exhaust pipe is arranged on the filtering tank body and is positioned between the second sealing cover and the limiting ring;

the filter assembly comprises a filter cartridge, a scraper plate, a rotating shaft, a fan-shaped sealing plate, a laser transmitter, a laser receiver and a control valve; the rotating shaft is rotatably arranged on the filter cartridge and connected with a rotating shaft of the motor, and the filter cartridge is provided with a filter screen; the three groups of scraper blade annular arrays are arranged on the rotating shaft and are adhered to the inner wall of the filter cylinder, and the cleaning brush is arranged on one group of scraper blade and is adhered to the filter screen; the two groups of fan-shaped sealing plates are arranged on the filter cylinder in a sliding way and are connected with the two groups of scraping plates which are not provided with the cleaning brushes; a sewage discharge groove is arranged on the filter cartridge and is communicated with the collecting hopper; laser receiver sets up on the cartridge filter, and laser emitter sets up in the pivot and towards laser receiver, and control valve sets up on collecting to fight and is connected with laser receiver communication.

Preferably, the cross section of the filter screen is in a sector shape of 120 degrees.

Preferably, the filter screen has an inner diameter greater than that of the filter cartridge.

Preferably, the size of the opening of the collection hopper is less than the surface area size of the 60 ° included angle on the filter cartridge.

Preferably, the laser receiver is arc-shaped, and the laser receiver is embedded on the filter cylinder.

Preferably, the two ends of the laser receiver are respectively attached to the collecting hopper and the filter screen.

Preferably, a plurality of groups of vent grooves are arranged on the scraper of the fixed cleaning brush.

Preferably, the first sealing cover and the second sealing cover are in threaded detachable connection with the filtering tank body.

Compared with the prior art, the utility model has the following beneficial technical effects: after natural gas is introduced from the gas inlet pipe, the motor is started, the motor drives the rotating shaft to rotate, the natural gas is filtered by the filter screen on the filter cartridge and is discharged through the exhaust pipe, and the control valve on the collecting hopper is closed at the moment to prevent the natural gas from overflowing; meanwhile, the cleaning brush cleans the filter screen; when the rotating shaft rotates, when a laser transmitter arranged on the rotating shaft irradiates one end, which is jointed with the laser receiver and the collecting hopper, of the laser receiver, a control valve on the collecting hopper is opened, at the moment, two groups of scraping plates and two groups of fan-shaped sealing plates form sealing with the filter cylinder, dust falls into a collecting drawer on the fixed box through the collecting hopper to be collected, the rotating shaft continues to rotate, and when the laser transmitter leaves from one end, which is jointed with the filter screen, of the laser receiver, the control valve is closed, so that natural gas is prevented from overflowing; circulating the process, cleaning the dust on the filter screen while continuously filtering the natural gas and dropping the dust into the collection drawer, and then taking out the collection drawer to clean the dust; the dust-removing device can effectively prevent natural gas from escaping while cleaning dust, is safer, saves energy and is more environment-friendly.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 3 is a schematic view, partially in section, of the filter assembly of FIG. 1.

Reference numerals: 1. a fixed box; 2. a collection drawer; 3. filtering the tank body; 4. a motor; 5. a first sealing cover; 6. an air inlet pipe; 7. an exhaust pipe; 8. a second sealing cover; 9. a limiting ring; 10. a filter cartridge; 11. a squeegee; 12. cleaning a brush; 13. a rotating shaft; 14. a sector sealing plate; 15. a collecting hopper; 16. a laser transmitter; 17. a laser receiver; 18. a control valve; 19. and (4) a filter screen.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings.

Example one

As shown in fig. 1 to 3, the filtering device for natural gas transportation according to the present invention includes a fixed box 1, a collection drawer 2, a filtering tank 3, a first sealing cover 5, an exhaust pipe 7, a second sealing cover 8, a limiting ring 9, and a collection bucket 15;

the filtering tank body 3 is arranged on the fixed box 1, the collecting hopper 15 is arranged on the filtering tank body 3 and is positioned in the fixed box 1, and the collecting drawer 2 is arranged on the fixed box 1 in a sliding manner and is positioned below the collecting hopper 15; the second sealing cover 8 and the limiting ring 9 are arranged on the filtering tank body 3 in parallel, and the motor 4 is arranged on the second sealing cover 8; the filtering component is arranged on the filtering tank body 3 in a sliding manner and is propped against the limiting ring 9 and the sealing cover II 8, and the filtering component is in power connection with the motor 4; the first sealing cover 5 is arranged on the filtering tank body 3, and an air inlet pipe 6 is arranged on the first sealing cover 5; the exhaust pipe 7 is arranged on the filtering tank body 3 and is positioned between the second sealing cover 8 and the limiting ring 9;

the filter assembly comprises a filter cartridge 10, a scraper 11, a rotating shaft 13, a fan-shaped sealing plate 14, a laser transmitter 16, a laser receiver 17 and a control valve 18; the rotating shaft 13 is rotatably arranged on the filter cartridge 10 and is connected with the rotating shaft of the motor 4, and the filter cartridge 10 is provided with a filter screen 19; the three groups of scraping plates 11 are annularly arrayed on the rotating shaft 13 and are attached to the inner wall of the filter cylinder 10, and the cleaning brush 12 is arranged on one group of scraping plates 11 and is attached to the filter screen 19; a plurality of groups of vent grooves are arranged on the scraping plate 11 of the fixed cleaning brush 12; the inner diameter of the fan-shaped filter screen 19 with the cross section of the filter screen 19 being 120 degrees is larger than that of the filter cartridge 10; two groups of fan-shaped sealing plates 14 are arranged on the filter cylinder 10 in a sliding way and are connected with two groups of scraping plates 11 which are not provided with cleaning brushes 12; a sewage discharge groove is arranged on the filter cartridge 10, and the sewage discharge groove on the filter cartridge 10 is communicated with the collecting hopper 15; the laser receiver 17 is arranged on the filter cartridge 10, the laser transmitter 16 is arranged on the rotating shaft 13 and faces the laser receiver 17, and the control valve 18 is arranged on the collecting hopper 15 and is in communication connection with the laser receiver 17; the size of the opening of the collecting hopper 15 is smaller than the surface area size of the 60-degree included angle on the filter cylinder 10, so that the groove is convenient to seal the environment; laser receiver 17 is the arc, and laser receiver 17 inlays on cartridge filter 10, and laser receiver both ends paste mutually with collecting fill 15 and filter screen 19 respectively, convenient timely received signal.

In this embodiment, when the present invention is operated, natural gas is introduced from the gas inlet pipe 6 and the motor 4 is started, the motor 4 drives the rotating shaft 13 to rotate, the natural gas is filtered by the filter screen 19 on the filter cartridge 10 and discharged through the gas outlet pipe 7, and at this time, the control valve 18 on the collecting hopper 15 is closed to prevent the natural gas from overflowing; meanwhile, the cleaning brush 12 cleans the filter screen 19; when the rotating shaft 13 rotates, when a laser emitter 16 arranged on the rotating shaft 13 irradiates one end, attached to the laser receiver 17 and the collecting hopper 15, of the laser emitter 16, a control valve 18 on the collecting hopper 15 is opened, at the moment, two groups of scraping plates 11 and two groups of fan-shaped sealing plates 14 form sealing with the filter cylinder 10, dust falls into the collecting drawer 2 on the fixed box 1 through the collecting hopper 15 to be collected, the rotating shaft 13 continues to rotate, and when the laser emitter 16 leaves from one end, attached to the filter screen 19, of the laser receiver 17, the control valve 18 is closed, so that natural gas is prevented from overflowing; circulating the process, cleaning the dust on the filter screen 19 while continuously filtering the natural gas and dropping the dust into the collection drawer 2, and then taking out the collection drawer 2 to clean the dust; the dust-removing device can effectively prevent natural gas from escaping while cleaning dust, is safer, saves energy and is more environment-friendly.

Example two

Compared with the first embodiment, the first embodiment of the filtering device for conveying natural gas disclosed by the utility model has the difference that as shown in fig. 1-2, a first sealing cover 5 and a second sealing cover 8 are detachably connected with a filtering tank body 3 through threads.

In the embodiment, the maintenance and the replacement of parts are convenient.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A filtering device for conveying natural gas is characterized by comprising a fixed box (1), a collecting drawer (2), a filtering tank body (3), a first sealing cover (5), an exhaust pipe (7), a second sealing cover (8), a limiting ring (9) and a collecting hopper (15);

the filtering tank body (3) is arranged on the fixed box (1), the collecting hopper (15) is arranged on the filtering tank body (3) and is positioned in the fixed box (1), and the collecting drawer (2) is arranged on the fixed box (1) in a sliding manner and is positioned below the collecting hopper (15); a second sealing cover (8) and a limiting ring (9) are arranged on the filtering tank body (3) in parallel, and a motor (4) is arranged on the second sealing cover (8); the filtering component is arranged on the filtering tank body (3) in a sliding manner and is propped against the limiting ring (9) and the sealing cover II (8), and the filtering component is in power connection with the motor (4); the first sealing cover (5) is arranged on the filtering tank body (3), and an air inlet pipe (6) is arranged on the first sealing cover (5); the exhaust pipe (7) is arranged on the filtering tank body (3) and is positioned between the second sealing cover (8) and the limiting ring (9);

the filter assembly comprises a filter cylinder (10), a scraper (11), a rotating shaft (13), a sector sealing plate (14), a laser transmitter (16), a laser receiver (17) and a control valve (18); the rotating shaft (13) is rotatably arranged on the filter cartridge (10) and is connected with the rotating shaft of the motor (4), and the filter cartridge (10) is provided with a filter screen (19); the three groups of scraping plates (11) are annularly arrayed on the rotating shaft (13) and are attached to the inner wall of the filter cylinder (10), and the cleaning brush (12) is arranged on one group of scraping plates (11) and is attached to the filter screen (19); two groups of fan-shaped sealing plates (14) are arranged on the filter cylinder (10) in a sliding way and are connected with two groups of scraping plates (11) which are not provided with cleaning brushes (12); a sewage discharge groove is arranged on the filter cartridge (10), and the sewage discharge groove on the filter cartridge (10) is communicated with the collecting hopper (15); laser receiver (17) set up on cartridge filter (10), and laser emitter (16) set up on pivot (13) and towards laser receiver (17), and control valve (18) set up on collecting fill (15) and with laser receiver (17) communication connection.

2. A filtering device for natural gas transportation according to claim 1, characterized in that the filter screen (19) has a sector shape with a cross section of 120 °.

3. A filter device for natural gas transportation according to claim 1, characterized in that the filter screen (19) has an inner diameter dimension larger than the inner diameter dimension of the filter cartridge (10).

4. A filter device for natural gas transportation according to claim 1, characterized in that the size of the opening of the collecting hopper (15) is smaller than the surface area size of the 60 ° angle on the filter cartridge (10).

5. The filtering device for natural gas transportation according to claim 1, wherein the laser receiver (17) is arc-shaped, and the laser receiver (17) is embedded on the filter cartridge (10).

6. The filtering device for natural gas transportation according to claim 1, wherein the laser receiver is attached to the collecting hopper (15) and the filtering net (19) at two ends.

7. A filtering device for natural gas transportation according to claim 1, characterized in that the scraping plate (11) of the fixed cleaning brush (12) is provided with a plurality of sets of ventilation slots.

8. The filtering device for natural gas transportation according to claim 1, characterized in that the first sealing cover (5) and the second sealing cover (8) are detachably connected with the filtering tank body (3) through screw threads.