CN216844739U

CN216844739U - Tail gas safety treatment device for heat-conducting oil furnace of liquefied natural gas factory

Info

Publication number: CN216844739U
Application number: CN202123443131.1U
Authority: CN
Inventors: 牛志强
Original assignee: Shaanxi Qinhang Petrochemical Technology Co ltd
Current assignee: Shaanxi Qinhang Petrochemical Technology Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-28
Anticipated expiration: 2031-12-28

Abstract

The utility model belongs to the technical field of tail gas treatment, especially, be a liquefied natural gas mill heat conduction oil furnace tail gas safety processing device, comprising a base plate, the top both sides difference fixedly connected with water storage tank and purifying box of bottom plate, be provided with circulating line in the water storage tank, circulating line's one end intercommunication has the air duct, water storage tank and external intercommunication are passed to the one end of air duct, circulating line's other end intercommunication has first pipe, the water storage tank is provided with the fan with the opposite side of purifying box, the one end of first pipe and the inlet end intercommunication of fan. Through the setting of water storage tank and circulating line, can utilize the temperature in the tail gas, and cool down to the temperature of tail gas simultaneously, through the setting of cavity board, atomizer and aqueduct, can play the effect of secondary cooling to tail gas, and then improve the regulating action to the tail gas temperature, through the setting of filter, dry board and active carbon board, can play filtration purification's effect to tail gas.

Description

Tail gas safety treatment device for heat-conducting oil furnace of liquefied natural gas factory

Technical Field

The utility model belongs to the technical field of the tail gas processing, specifically be a heat conduction oil furnace tail gas safety processing device of liquefied natural gas mill.

Background

The heat conduction oil furnace is to insert the electric heater lug-in into the organic carrier conduction oil and directly heat, and carry out the conduction oil after the liquid phase circulation will heat through the high temperature oil pump and carry with the thermal equipment, get back to the heating of electric heat oil furnace by the thermal equipment oil-out again, form a complete circulation heating system, the electric heating heat conduction oil furnace adopts digital display temperature controller accuse temperature, it reports to the police to have the excess temperature, the low oil level is reported to the police, overpressure alarm function, need adopt a tail gas processing apparatus to carry out the tail gas treatment when using, prevent that tail gas from directly discharging, cause the pollution to the environment.

The tail gas safety treatment device for the heat conduction oil furnace of the liquefied natural gas factory, as disclosed in the Chinese patent document, has the following publication number: CN214075781U, published: 20210831, although the problem that the tail gas temperature can not be treated and the tail gas can not be purified is solved, the problem that the temperature treatment effect in the tail gas is poor is not solved, and the temperature in the tail gas can not be utilized, therefore, aiming at the problems, the tail gas safety treatment device of the heat conduction oil furnace in the liquefied natural gas factory is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a liquefied natural gas mill heat conduction oil furnace tail gas safety processing device possesses the advantage better and be convenient for to the temperature treatment effect utilize the tail gas temperature, has solved the relatively poor and unable user demand problem that utilizes the tail gas temperature of temperature treatment effect.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquefied natural gas mill heat conduction oil furnace tail gas safety processing apparatus, includes the bottom plate, the top both sides difference fixedly connected with water storage tank and purifying box of bottom plate, be provided with the circulating line in the water storage tank, the one end intercommunication of circulating line has the air duct, the one end of air duct is passed water storage tank and external intercommunication, the other end intercommunication of circulating line has first pipe, the water storage tank is provided with the fan with the opposite side of purifying box, the one end of first pipe and the inlet end intercommunication of fan, the air-out end of fan passes through second pipe and purifying box intercommunication, the inner wall fixedly connected with of purifying box has a set of dead lever, and is a set of the opposite side fixedly connected with of dead lever has the cavity board, the bottom of cavity board is provided with a set of atomizer, the top intercommunication of cavity board has the aqueduct.

One end of the water guide pipe penetrates through the purification box to be communicated with the outside, an inclined ring plate is fixedly connected to the inner wall of the purification box, a ring frame is fixedly connected to the inner wall of the inclined ring plate, a hollow pipe is connected in the ring frame in a rotating mode, a first gear is fixedly connected to the outer side of the hollow pipe, a motor is fixedly connected to one side of the top of the inclined ring plate, a second gear is fixedly connected to an output shaft of the motor and meshed with the first gear, a net cage is fixedly connected to the inner wall of the purification box, a filter plate, a drying plate and an activated carbon plate are arranged in the net cage, an exhaust port is formed in the top of the purification box, and an exhaust fan is fixedly connected to the inner wall of the exhaust port.

Preferably, the front of the purification box is provided with a controller, and one side of the inner wall of the water storage tank is fixedly connected with a temperature sensor.

Through adopting above-mentioned scheme, through temperature sensor's setting, play the monitoring effect to the temperature in the water storage tank.

Preferably, one side of the water storage tank is communicated with a water inlet pipe and a water outlet pipe, and electromagnetic valves are arranged on the water inlet pipe and the water outlet pipe.

Through adopting above-mentioned scheme, through the setting of solenoid valve, can change the water in the water storage tank automatically.

Preferably, one side bottom intercommunication of purifying box has first drain pipe, one side intercommunication of purifying box has the second drain pipe, the one end of second drain pipe is located the top of slope crown plate.

Through adopting above-mentioned scheme, through the setting of first drain pipe and second drain pipe, can be discharged the waste liquid from the purifying box.

Preferably, the inner wall of the ring frame is provided with a ring groove, a ring block is connected in the ring groove in a sliding mode, and the inner wall of the ring block is fixedly connected with the outer side of the hollow pipe.

Through adopting above-mentioned scheme, through the setting of ring channel and ring piece, improve the rotational stability of fretwork pipe.

Preferably, one side of the net cage penetrates through the purification box and is movably connected with a sealing door, and the inner wall of the exhaust port is fixedly connected with a dust screen.

Through adopting above-mentioned scheme, through the setting of sealing a door, be convenient for clear up the filter, change drying plate and active carbon board.

Preferably, the controller is respectively electrically connected with the electromagnetic valve, the temperature sensor, the fan, the motor and the exhaust fan through wires.

By adopting the above scheme, the controller can be a conventional known device for a computer and the like to control.

(III) advantageous effects

Compared with the prior art, the utility model provides a liquefied natural gas mill heat conduction oil furnace tail gas safety processing apparatus possesses following beneficial effect:

this liquefied natural gas mill heat conduction oil furnace tail gas safety processing device through the setting of water storage tank and circulating line, can utilize the temperature in the tail gas, and cools down the temperature of tail gas simultaneously, through the setting of cavity board, atomizer and aqueduct, can play the effect of secondary cooling to tail gas, and then improves the regulating action to the tail gas temperature.

Through the setting of fretwork pipe, first gear, second gear and motor, adopt centrifugal force, throw away the moisture that contains in the tail gas, play drying effect to tail gas, through the setting of filter, dry board and activated carbon board, can play filtration purification's effect to tail gas, through the setting of fan and exhaust fan, can play the effect that pulls the flow to tail gas.

Through the setting of solenoid valve, can change the water in the water storage tank automatically, through temperature sensor's setting, play the monitoring effect to the temperature in the water storage tank, through the setting of first drain pipe and second drain pipe, can be convenient for clear up the filter with the waste liquid from the purifying box in, through the setting of sealing a door, change drying plate and active carbon board.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic structural view of a front view section of the present invention;

fig. 3 is a schematic structural view of a top view section of the present invention;

FIG. 4 is an enlarged schematic view of part A of FIG. 2 according to the present invention;

in the figure:

1. a base plate; 2. a water storage tank; 3. a purification box; 4. a controller; 5. a circulation pipe; 6. an air duct; 7. a water inlet pipe; 8. a water outlet pipe; 9. an electromagnetic valve; 10. a temperature sensor; 11. a fan; 12. a first conduit; 13. a second conduit; 14. a first drain pipe; 15. fixing the rod; 16. a cavity plate; 17. an atomizing spray head; 18. a water conduit; 19. an inclined ring plate; 20. a ring frame; 21. a hollow pipe; 22. an annular groove; 23. a ring block; 24. a first gear; 25. a motor; 26. a second gear; 27. a second drain pipe; 28. a net cage; 29. sealing the door; 30. a filter plate; 31. drying the plate; 32. an activated carbon plate; 33. an exhaust port; 34. a dust screen; 35. an exhaust fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

A tail gas safety processing device of a heat conduction oil furnace of a liquefied natural gas factory comprises a bottom plate 1, wherein two sides of the top of the bottom plate 1 are fixedly connected with a water storage tank 2 and a purifying tank 3 respectively, a circulating pipeline 5 is arranged in the water storage tank 2, one end of the circulating pipeline 5 is communicated with an air duct 6, one end of the air duct 6 penetrates through the water storage tank 2 and is communicated with the outside, the other end of the circulating pipeline 5 is communicated with a first guide pipe 12, a fan 11 is arranged on the opposite side of the water storage tank 2 and the purifying tank 3, one end of the first guide pipe 12 is communicated with the air inlet end of the fan 11, the air outlet end of the fan 11 is communicated with the purifying tank 3 through a second guide pipe 13, the inner wall of the purifying tank 3 is fixedly connected with a group of fixing rods 15, the opposite side of the group of fixing rods 15 is fixedly connected with a cavity plate 16, and the bottom of the cavity plate 16 is provided with a group of atomizing nozzles 17, the top of the cavity plate 16 is communicated with a water guide pipe 18.

One end of the water guide pipe 18 penetrates through the purification box 3 to be communicated with the outside, an inclined ring plate 19 is fixedly connected to the inner wall of the purification box 3, a ring frame 20 is fixedly connected to the inner wall of the inclined ring plate 19, a hollow pipe 21 is rotatably connected to the ring frame 20, a first gear 24 is fixedly connected to the outer side of the hollow pipe 21, a motor 25 is fixedly connected to one side of the top of the inclined ring plate 19, a second gear 26 is fixedly connected to an output shaft of the motor 25, the second gear 26 is meshed with the first gear 24, a net cage 28 is fixedly connected to the inner wall of the purification box 3, a filter plate 30, a drying plate 31 and an activated carbon plate 32 are arranged in the net cage 28, an exhaust port 33 is formed in the top of the purification box 3, and an exhaust fan 35 is fixedly connected to the inner wall of the exhaust port 33.

Referring to fig. 1-4, when the device is used, the device is connected with an external power supply, the fan 11, the motor 25 and the exhaust fan 35 are all started to work through the controller 4, the fan 11 generates suction force, tail gas enters the circulating pipeline 5 through the air duct 6, when the tail gas flows in the circulating pipeline 5, heat exchange is carried out between the tail gas and cold water in the water storage tank 2, the tail gas is cooled, then the tail gas enters the purifying box 3 through the first conduit 12 and the second conduit 13, water is introduced into the cavity plate 16 through the water guide pipe 18 and then is sprayed out through the atomizing nozzle 17, the sprayed water mist is contacted with the tail gas, the temperature in the tail gas enables the water mist to evaporate, the water mist can absorb a large amount of heat, and the temperature of the tail gas is reduced again.

Example two

The front of purifying box 3 is provided with controller 4, inner wall one side fixedly connected with temperature sensor 10 of water storage tank 2, one side intercommunication of water storage tank 2 has inlet tube 7 and outlet pipe 8, all be provided with solenoid valve 9 on inlet tube 7 and the outlet pipe 8, one side bottom intercommunication of purifying box 3 has first drain pipe 14, one side intercommunication of purifying box 3 has second drain pipe 27, the one end of second drain pipe 27 is located the top of slope crown plate 19, ring channel 22 has been seted up to the inner wall of ring frame 20, sliding connection has ring piece 23 in the ring channel 22, the inner wall of ring piece 23 and the outside fixed connection of fretwork pipe 21, purifying box 3 swing joint has a sealing door 29 is passed to one side of net box 28, the inner wall fixedly connected with dust screen 34 of gas vent 33, controller 4 passes through the wire respectively with solenoid valve 9, The temperature sensor 10, the fan 11, the motor 25 and the exhaust fan 35 are electrically connected.

Referring to fig. 1-4, the suction force generated by the operation of the exhaust fan 35 draws the exhaust gas to rise into the hollow pipe 21, the output shaft of the motor 25 drives the second gear 26 to rotate, the second gear 26 drives the first gear 24 and the hollow pipe 21 to rotate, the rotating hollow pipe 21 throws the exhaust gas out, and the moisture in the tail gas is thrown out to be condensed into water drops on the inner wall of the box body and is discharged through the second water discharge pipe 27, the tail gas rises to pass through the filter plate 30, the drying plate 31 and the active carbon plate 32 and is discharged out of the purifying box 3 through the exhaust port 33, the filter plate 30, the drying plate 31 and the activated carbon plate 32 purify the tail gas, the temperature sensor 10 monitors the temperature of the water in the water storage tank 2, when the water temperature is higher, the electromagnetic valve 9 on the water outlet pipe 8 is unfolded, the hot water is discharged through the water outlet pipe 8, then the electromagnetic valve 9 is closed, the electromagnetic valve 9 on the water inlet pipe 7 is unfolded, and cold water is introduced into the water storage tank 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquefied natural gas mill heat conduction oil furnace tail gas safety processing apparatus which characterized in that: comprises a bottom plate (1), wherein both sides of the top of the bottom plate (1) are fixedly connected with a water storage tank (2) and a purification box (3) respectively, a circulating pipeline (5) is arranged in the water storage tank (2), one end of the circulating pipeline (5) is communicated with an air duct (6), one end of the air duct (6) passes through the water storage tank (2) and is communicated with the outside, the other end of the circulating pipeline (5) is communicated with a first conduit (12), a fan (11) is arranged on the opposite side of the water storage tank (2) and the purification box (3), one end of the first conduit (12) is communicated with the air inlet end of the fan (11), the air outlet end of the fan (11) is communicated with the purification box (3) through a second conduit (13), the inner wall of the purification box (3) is fixedly connected with a group of fixing rods (15), and the opposite side of the fixing rods (15) is fixedly connected with a cavity plate (16), a group of atomizing nozzles (17) are arranged at the bottom of the cavity plate (16), and the top of the cavity plate (16) is communicated with a water guide pipe (18);

one end of the water guide pipe (18) penetrates through the purification box (3) to be communicated with the outside, an inclined ring plate (19) is fixedly connected to the inner wall of the purification box (3), a ring frame (20) is fixedly connected to the inner wall of the inclined ring plate (19), a hollow pipe (21) is rotatably connected to the ring frame (20), a first gear (24) is fixedly connected to the outer side of the hollow pipe (21), a motor (25) is fixedly connected to one side of the top of the inclined ring plate (19), a second gear (26) is fixedly connected to an output shaft of the motor (25), the second gear (26) is meshed with the first gear (24), a net cage (28) is fixedly connected to the inner wall of the purification box (3), a filter plate (30), a drying plate (31) and an activated carbon plate (32) are arranged in the net cage (28), an exhaust port (33) is formed in the top of the purification box (3), the inner wall fixedly connected with exhaust fan (35) of gas vent (33).

2. The device for safely treating tail gas of the heat-conducting oil furnace of the liquefied natural gas factory according to claim 1, is characterized in that: the front of purifying box (3) is provided with controller (4), the inner wall one side fixedly connected with temperature sensor (10) of water storage tank (2).

3. The device for safely treating tail gas of the heat-conducting oil furnace of the liquefied natural gas factory according to claim 1, is characterized in that: one side intercommunication of water storage tank (2) has inlet tube (7) and outlet pipe (8), all be provided with solenoid valve (9) on inlet tube (7) and outlet pipe (8).

4. The device for safely treating tail gas of the heat-conducting oil furnace of the liquefied natural gas factory according to claim 1, is characterized in that: the bottom of one side of the purification box (3) is communicated with a first drain pipe (14), one side of the purification box (3) is communicated with a second drain pipe (27), and one end of the second drain pipe (27) is positioned above the inclined ring plate (19).

5. The device for safely treating tail gas of the heat-conducting oil furnace of the liquefied natural gas factory according to claim 1, is characterized in that: the inner wall of the ring frame (20) is provided with a ring groove (22), a ring block (23) is connected in the ring groove (22) in a sliding mode, and the inner wall of the ring block (23) is fixedly connected with the outer side of the hollow pipe (21).

6. The device for safely treating tail gas of the heat-conducting oil furnace of the liquefied natural gas factory according to claim 1, is characterized in that: one side of the net cage (28) penetrates through the purification box (3) and is movably connected with a sealing door (29), and the inner wall of the exhaust port (33) is fixedly connected with a dust screen (34).

7. The device for safely treating tail gas of the heat conduction oil furnace of the liquefied natural gas factory according to claim 2, is characterized in that: the controller (4) is electrically connected with the electromagnetic valve (9), the temperature sensor (10), the fan (11), the motor (25) and the exhaust fan (35) through leads respectively.