CN220185205U - Purifying device for tail gas discharged by marine diesel engine - Google Patents

Abstract

The utility model discloses a purifying device for tail gas discharged by a marine diesel engine, which sequentially comprises a first purifying box, a second purifying box and a third purifying box, wherein a gas guide pipe is communicated and arranged on the side wall of the first purifying box far away from the second purifying box, a dust filtering net is arranged in the inner cavity of the first purifying box, a transverse pipe is arranged at the top of the inner cavity of the first purifying box, a first purifying component is arranged on the transverse pipe, a second purifying component is arranged in the inner cavity of the second purifying box, the second purifying component comprises a high-voltage electrostatic generator, the upper end and the lower end of the high-voltage electrostatic generator are fixedly connected with the top wall and the bottom wall of the inner cavity of the second purifying box, a filter cylinder is arranged on one side of the high-voltage electrostatic generator, and a third purifying component is arranged in the inner cavity of the third purifying box.

Description

Purifying device for tail gas discharged by marine diesel engine

Technical Field

The utility model relates to a purifying device, in particular to a purifying device for tail gas discharged by a marine diesel engine, and belongs to the technical field of ships.

Background

The ship is a generic term for various ships, the ship is a transportation means capable of sailing or berthing in a water area for transportation or operation, different technical performances, equipment and structural types are provided according to different use requirements, the ship is an artificial transportation means mainly operated in geographical water, in addition, the civil ship is generally called a ship, the military ship is called a ship, the small ship is called a ship or a boat, the ship is generally called a ship or a boat, the interior mainly comprises a containing space, a supporting structure and a drainage structure, a propulsion system utilizing external or self-contained energy sources is provided, and the appearance is generally a fluid linear envelope which is beneficial to overcoming the fluid resistance.

The marine diesel engine in operation can emit tail gas, and a large amount of toxic substances and particulate matters are contained in the tail gas, so that the human body can influence the health of a respiratory system and lungs after inhaling the tail gas, various diseases are easily caused, vision is seriously influenced, and the harmful atmospheric pollution phenomenon is generated, so that a purifying device is needed, the purifying mode of the traditional purifying device is single, the purifying effect is not ideal, and the traditional purifying device can cause larger energy waste in the treatment process, thereby not only increasing the treatment cost, but also violating the aims of energy conservation and environmental protection.

Disclosure of Invention

The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a marine diesel exhaust gas purifying device which has various purifying modes, is excellent in purifying effect, and can recycle and reuse resources, thereby reducing energy waste, and following the aims of energy conservation and environmental protection.

The utility model realizes the aim through the following technical scheme that the purifying device for tail gas discharged by the marine diesel engine sequentially comprises a first purifying box, a second purifying box and a third purifying box, wherein the side wall of the first purifying box, which is far away from the second purifying box, is communicated with an air duct, the inner cavity of the first purifying box is provided with a dust filtering net, the top of the inner cavity of the first purifying box is provided with a transverse pipe, the transverse pipe is provided with a first purifying component, the inner cavity of the second purifying box is provided with a second purifying component, the second purifying component comprises a high-voltage electrostatic generator, the upper end and the lower end of the high-voltage electrostatic generator are fixedly connected with the top wall and the bottom wall of the inner cavity of the second purifying box, one side of the high-voltage electrostatic generator is provided with a filter cylinder, and the inner cavity of the third purifying box is provided with a third purifying component.

Preferably, a first air guide fan is arranged between the first purifying box and the second purifying box, the first purifying box is communicated with the second purifying box through the first air guide fan, a second air guide fan is arranged between the second purifying box and the third purifying box, the second purifying box is communicated with the third purifying box through the second air guide fan, and the third purifying box is far away from the side wall of the second purifying box and is communicated with an exhaust fan.

Preferably, the first purification assembly is including set up in horizontal pipe top and with the three-way pipe of horizontal pipe intercommunication, the three-way pipe is kept away from the one end of horizontal pipe runs through the back wall bottom of first purifying box and with the inner chamber intercommunication of first purifying box and the intercommunication is equipped with the water pump on it, the bottom intercommunication of horizontal pipe is equipped with atomizer.

Preferably, a driving motor is arranged at the top of the second purifying box, the output end of the driving motor penetrates through the top wall of the second purifying box and is connected with one end of the filter cylinder, and one end of the filter cylinder, which is far away from the driving motor, is rotationally connected with the bottom wall of the inner cavity of the second purifying box.

Preferably, the inner chamber of second purifying box is equipped with the connecting rod from top to bottom symmetry, the one end of connecting rod with inner chamber roof, diapire fixed connection of second purifying box, the other end fixedly connected with cleans the brush just clean the brush with the surface of straining a section of thick bamboo is contradicted.

Preferably, the third purifying component comprises a primary filter screen, wherein the inner cavity of the third purifying box is close to one side of the second purifying box, a glass fiber filter paper is arranged on one side of the primary filter screen, a silver ion filter screen is arranged on one side of the glass fiber filter paper, a formaldehyde filter screen is arranged on one side of the silver ion filter screen, and a HEPA efficient filter screen is arranged on one side of the formaldehyde filter screen.

Preferably, the primary filter screen, the glass fiber filter paper, the silver ion filter screen, the formaldehyde filter screen and the HEPA efficient filter screen are all arranged in the inner cavity of the third purifying box through sliding rail sliding connection, and the primary filter screen, the glass fiber filter paper, the silver ion filter screen, the formaldehyde filter screen and the bottom of the HEPA efficient filter screen are all provided with fixed blocks.

Preferably, the inner chamber diapire of third purifying box is equipped with the fixing base, the inner chamber of third purifying box just imitates filter screen, fine filter paper of glass, silver ion filter screen, formaldehyde filter screen and the one end of HEPA high efficiency filter screen is all pegged graft fixedly through fixed block and fixing base, and the other end all runs through the roof of third purifying box and this end is gone up fixedly connected with activity and is drawn the handle.

The beneficial effects of the utility model are as follows: the tail gas can be led into the first purifying box through the air duct, the first purifying component is arranged to primarily purify the tail gas, the water source can be added in advance at the bottom of the inner cavity of the first purifying box, the water source can be led into the transverse pipe through the three-way pipe through the water pump and finally atomized and sprayed out through the atomizing nozzle, the particulate impurities carried in the tail gas are reduced, the impurities and the waste liquid after the reduction are filtered through the dust filtering net, the circulation is formed repeatedly, thereby the water resource can be repeatedly utilized, the waste of the water resource is reduced, the energy-saving and environment-friendly aims are followed, the primarily purified tail gas can be led into the second purifying box through the first air guide fan, the secondary purification can be carried out on the tail gas through the second purifying component, the high-voltage electrostatic generator can generate a high-voltage electric field, and under the action of the high-voltage electric field, particulate matter gas in the tail gas ionizes, thereby be degraded and carbonized, can filter the dust removal to the tail gas through setting up and strain a section of thick bamboo, it can utilize the tiny ventilative tissue that filter media surface formed to block away the particulate matter in the tail gas, have the entrapment rate high, the resistance is little, be convenient for put into characteristics such as sample in the flue, drive a section of thick bamboo through its output through setting up driving motor and rotate, strain a section of thick bamboo and can cooperate the cleaning brush to clean the external surface at pivoted in-process, guarantee that it can normal use, can lead into the third purifying box with the tail gas through secondary purification through setting up the second air guide fan, can purify the tail gas once more through setting up the third purifying module, can carry out preliminary filtration to the tail gas through setting up first effect filter screen, can filter the tail gas once more through setting up glass fiber filter paper, glass fiber filter paper has isotropy good, it is good to have, the silver ion filter screen has the characteristics of uniform pore size distribution, small quantitative deviation, heat resistance, flame retardance, water resistance, large pollutant holding capacity and the like, can provide good antibacterial property, has the functions of sterilization, bacteriostasis and disinfection, can provide excellent formaldehyde filtering capability, has the function of efficiently absorbing formaldehyde, can instantly filter out other volatile organic matters, can effectively filter allergens and bacteria, can carry out the filterable again to tail gas through setting up the high-efficient filter screen of HEPA, it can reach more than 99.7% to the particle removal efficiency that the diameter is more than 0.3 micron, be the most effective filter media of pollutants such as tail gas, dust and bacterium, therefore purifying capacity is very outstanding, can cooperate the slide rail to take out primary filter screen, glass fiber filter paper, silver ion filter screen, formaldehyde filter screen and the high-efficient filter screen of HEPA through setting up the activity and draw to clear up or change.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of the first purifying tank of the present utility model;

FIG. 4 is a schematic diagram of a second purifying tank according to the present utility model;

FIG. 5 is a schematic view of the third purifying tank according to the present utility model;

FIG. 6 is a schematic view of the structure of the fixing block and the fixing base of the present utility model;

FIG. 7 is a schematic view of a third purification assembly of the present utility model;

in the figure: 1. a first purifying tank; 2. a second purifying tank; 3. a third purifying tank; 4. an air duct; 5. an exhaust fan; 6. a dust filtering net; 7. a transverse tube; 8. a three-way pipe; 9. a high voltage electrostatic generator; 10. a filter cartridge; 11. a driving motor; 12. a connecting rod; 13. cleaning a brush; 14. a primary filter screen; 15. glass fiber filter paper; 16. a silver ion filter screen; 17. a formaldehyde filter screen; 18. HEPA high-efficiency filter screen; 19. a fixed block; 20. a fixing seat; 21. a movable pull handle.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, a purifying device for tail gas discharged by a marine diesel engine sequentially comprises a first purifying box 1, a second purifying box 2 and a third purifying box 3, wherein the first purifying box 1 is far away from the side wall of the second purifying box 2 and is communicated with an air duct 4, a dust filtering net 6 is arranged in an inner cavity of the first purifying box 1, a transverse pipe 7 is arranged at the top of the inner cavity of the first purifying box 1, a first purifying component is arranged on the transverse pipe 7, a second purifying component is arranged in the inner cavity of the second purifying box 2, the second purifying component comprises a high-voltage electrostatic generator 9, the upper end and the lower end of the high-voltage electrostatic generator 9 are fixedly connected with the top wall and the bottom wall of the inner cavity of the second purifying box 2, a filter cylinder 10 is arranged on one side of the high-voltage electrostatic generator 9, and a third purifying component is arranged in the inner cavity of the third purifying box 3.

As a preferable solution of the present utility model, a first air guide fan is disposed between the first purifying tank 1 and the second purifying tank 2, the first purifying tank 1 is communicated with the second purifying tank 2 through the first air guide fan, a second air guide fan is disposed between the second purifying tank 2 and the third purifying tank 3, the second purifying tank 2 is communicated with the third purifying tank 3 through the second air guide fan, and an exhaust fan 5 is disposed on a side wall of the third purifying tank 3 far from the second purifying tank 2.

As a preferred technical scheme of the utility model, the first purifying component comprises a three-way pipe 8 which is arranged at the top of the transverse pipe 7 and is communicated with the transverse pipe 7, one end of the three-way pipe 8, which is far away from the transverse pipe 7, penetrates through the bottom of the rear wall of the first purifying box 1 and is communicated with the inner cavity of the first purifying box 1, a water pump is communicated with the inner cavity of the first purifying box, and an atomizing nozzle is communicated with the bottom of the transverse pipe 7.

As a preferable solution of the present utility model, a driving motor 11 is disposed at the top of the second purifying tank 2, an output end of the driving motor 11 penetrates through a top wall of the second purifying tank 2 and is connected with one end of the filter cartridge 10, and one end of the filter cartridge 10 away from the driving motor 11 is rotatably connected with a bottom wall of an inner cavity of the second purifying tank 2.

As a preferred technical scheme of the utility model, the inner cavity of the second purifying tank 2 is vertically symmetrically provided with the connecting rod 12, one end of the connecting rod 12 is fixedly connected with the top wall and the bottom wall of the inner cavity of the second purifying tank 2, the other end is fixedly connected with the cleaning brush 13, and the cleaning brush 13 is abutted against the outer surface of the filter cylinder 10.

As a preferred technical scheme of the present utility model, the third purifying component includes a primary filter screen 14 disposed on a side of the inner cavity of the third purifying tank 3 near the second purifying tank 2, a glass fiber filter paper 15 is disposed on a side of the primary filter screen 14, a silver ion filter screen 16 is disposed on a side of the glass fiber filter paper 15, a formaldehyde filter screen 17 is disposed on a side of the silver ion filter screen 16, and a HEPA high efficiency filter screen 18 is disposed on a side of the formaldehyde filter screen 17.

As a preferable technical scheme of the utility model, the primary filter screen 14, the glass fiber filter paper 15, the silver ion filter screen 16, the formaldehyde filter screen 17 and the HEPA high-efficiency filter screen 18 are all arranged in the inner cavity of the third purifying box 3 through sliding rail sliding connection, and the bottom ends of the primary filter screen 14, the glass fiber filter paper 15, the silver ion filter screen 16, the formaldehyde filter screen 17 and the HEPA high-efficiency filter screen 18 are all provided with fixing blocks 19.

As a preferable technical scheme of the utility model, a fixed seat 20 is arranged on the bottom wall of the inner cavity of the third purifying box 3, one end of the primary filter screen 14, the glass fiber filter paper 15, the silver ion filter screen 16, the formaldehyde filter screen 17 and one end of the HEPA efficient filter screen 18 are respectively inserted and fixed with the fixed seat 20 through a fixed block 19, the other end of the HEPA efficient filter screen penetrates through the top wall of the third purifying box 3, and a movable pull handle 21 is fixedly connected to the end of the inner cavity of the third purifying box 3.

The utility model can lead the tail gas into the first purifying box 1 through arranging the air duct 4, can primarily purify the tail gas through arranging the first purifying component, the bottom of the inner cavity of the first purifying box 1 can be added with a water source in advance, the water source can be led into the transverse pipe 7 through arranging the water pump, finally the water source is atomized through the atomizing nozzle and then sprayed out, the granular impurities carried in the tail gas are knocked down, the knocked-down impurities and waste liquid are filtered through the dust filter 6, the cycle is formed repeatedly, and the water resource can be repeatedly utilized, thus reducing the waste of the water resource, following the aim of energy conservation and environmental protection, the primarily purified tail gas can be led into the second purifying box 2 through arranging the first air guide fan, the secondary purification can be carried out on the tail gas through arranging the second purifying component, the high-voltage electrostatic generator 9 can generate a high-voltage electric field, under the action of a high-voltage electric field, particulate matters in the tail gas are ionized, so that the tail gas is degraded and carbonized, the tail gas can be filtered and dedusted through the filter cartridge 10, particulate matters in the tail gas can be blocked by a tiny ventilation tissue formed on the surface of a filter material, the device has the characteristics of high trapping rate, small resistance, convenience in placing the tail gas into a flue for sampling and the like, the filter cartridge 10 can be driven to rotate through the output end of the device by the driving motor 11, the outer surface of the filter cartridge 10 can be cleaned by matching with the cleaning brush 13 in the rotating process, the tail gas can be ensured to be normally used, the secondarily purified tail gas can be guided into the third purifying box 3 by the second air guide fan, the tail gas can be purified again by the third purifying component, the tail gas can be primarily filtered by the primary filter screen 14, the glass fiber filter paper 15 is arranged to filter tail gas again, the glass fiber filter paper 15 has the characteristics of good isotropy, uniform pore size distribution, small quantitative deviation, heat resistance, flame retardance, water resistance, large pollutant containing amount and the like, the silver ion filter screen 16 can provide good antibacterial property, the silver ion filter screen 16 has the antibacterial and disinfectant functions, the formaldehyde filter screen 17 can provide excellent formaldehyde filtering capacity, the formaldehyde filter screen has the function of efficiently absorbing formaldehyde, other volatile organic matters can be filtered out instantaneously, allergen and bacteria can be effectively filtered, the tail gas can be filtered again through the HEPA efficient filter screen 18, the particle removing efficiency of the HEPA efficient filter screen can reach more than 99.7 percent for pollutants such as tail gas, dust and bacteria, and the like, therefore, the purifying capacity is very excellent, and the formaldehyde filter screen 17 and HEPA efficient filter screen 18 can be matched with a slide rail to be pumped out for cleaning or replacing the primary filter screen 14, the fiber filter paper 15, the silver ion filter screen 16, the formaldehyde filter screen 17 and the HEPA efficient filter screen 18.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. The utility model provides a purifier of marine diesel engine emission tail gas, includes first purifying box (1), second purifying box (2) and third purifying box (3) in proper order, its characterized in that: the utility model discloses a high-pressure purifying device, including first purifying box (1), second purifying box (2), first purifying box (1) is kept away from the intercommunication is equipped with air duct (4) on the lateral wall of second purifying box (2), the inner chamber of first purifying box (1) is equipped with dust filtering net (6), the inner chamber top of first purifying box (1) is equipped with horizontal pipe (7), be equipped with first purification subassembly on horizontal pipe (7), the inner chamber of second purifying box (2) is equipped with second purification subassembly, second purification subassembly include high-pressure electrostatic generator (9) just the upper and lower both ends of high-pressure electrostatic generator (9) with inner chamber roof, diapire fixed connection of second purifying box (2), one side of high-pressure electrostatic generator (9) is equipped with and strains a section of thick bamboo (10), the inner chamber of third purifying box (3) is equipped with third purification subassembly.

2. The marine diesel engine exhaust purifying apparatus according to claim 1, wherein: the air purifier is characterized in that a first air guide fan is arranged between the first purifying box (1) and the second purifying box (2), the first purifying box (1) is communicated with the second purifying box (2) through the first air guide fan, a second air guide fan is arranged between the second purifying box (2) and the third purifying box (3), the second purifying box (2) is communicated with the third purifying box (3) through the second air guide fan, and the third purifying box (3) is far away from an exhaust fan (5) which is communicated with the side wall of the second purifying box (2).

3. The marine diesel engine exhaust purifying apparatus according to claim 1, wherein: the first purification assembly comprises a three-way pipe (8) which is arranged at the top of the transverse pipe (7) and is communicated with the transverse pipe (7), one end of the three-way pipe (8) which is far away from the transverse pipe (7) penetrates through the bottom of the rear wall of the first purification box (1) and is communicated with the inner cavity of the first purification box (1) and is communicated with a water pump, and an atomizing nozzle is arranged at the bottom of the transverse pipe (7).

4. The marine diesel engine exhaust purifying apparatus according to claim 1, wherein: the top of second purifying box (2) is equipped with driving motor (11), the output of driving motor (11) runs through the roof of second purifying box (2) and with the one end of straining a section of thick bamboo (10) is connected, strain a section of thick bamboo (10) and keep away from driving motor (11) one end with the inner chamber diapire of second purifying box (2) rotates to be connected.

5. The marine diesel exhaust purifying apparatus according to claim 4, wherein: the inner cavity of the second purifying box (2) is vertically symmetrically provided with a connecting rod (12), one end of the connecting rod (12) is fixedly connected with the top wall and the bottom wall of the inner cavity of the second purifying box (2), the other end of the connecting rod is fixedly connected with a cleaning brush (13) and the cleaning brush (13) is in contact with the outer surface of the filter cylinder (10).

6. The marine diesel engine exhaust purifying apparatus according to claim 1, wherein: the third purifying component comprises a primary filter screen (14) which is arranged on one side of the second purifying box (2) and is close to the inner cavity of the third purifying box (3), glass fiber filter paper (15) is arranged on one side of the primary filter screen (14), silver ion filter screen (16) is arranged on one side of the glass fiber filter paper (15), formaldehyde filter screen (17) is arranged on one side of the silver ion filter screen (16), and HEPA efficient filter screen (18) is arranged on one side of the formaldehyde filter screen (17).

7. The marine diesel exhaust purifying apparatus according to claim 6, wherein: the utility model discloses a high-efficiency purification device for the waste water of the HEPA comprises a third purifying box (3), a first-effect filter screen (14), glass fiber filter paper (15), a silver ion filter screen (16), a formaldehyde filter screen (17) and a HEPA high-efficiency filter screen (18) which are all arranged in an inner cavity of the third purifying box (3) through sliding rail sliding connection, wherein the bottom ends of the first-effect filter screen (14), the glass fiber filter paper (15), the silver ion filter screen (16), the formaldehyde filter screen (17) and the HEPA high-efficiency filter screen (18) are all provided with fixed blocks (19).

8. The marine diesel exhaust purifying apparatus according to claim 7, wherein: the inner chamber diapire of third purifying box (3) is equipped with fixing base (20), the inner chamber of third purifying box (3) just imitate filter screen (14), fine filter paper of glass (15), silver ion filter screen (16), formaldehyde filter screen (17) and the one end of HEPA high efficiency filter screen (18) is all pegged graft fixedly through fixed block (19) and fixing base (20), and the other end all runs through the roof of third purifying box (3) and this end are gone up fixedly connected with activity and are drawn handle (21).