CN210801224U - Environment-friendly smoke exhaust structure - Google Patents

Abstract

The utility model relates to an environmental protection smoke exhaust structure, including the pipe of discharging fume, the end of discharging fume of the pipe of discharging fume is equipped with the dust collecting net, the pipe of discharging fume includes the inner tube of discharging fume and installs in the outer pipe of discharging fume of the inner tube of discharging fume outside, the inner chamber of the inner tube of discharging fume is equipped with spiral smoke guiding sheet, the bottom outside of the outer pipe of discharging fume is equipped with the inlet tube, the top outside of the outer pipe of discharging fume is equipped with the outlet pipe, spiral smoke guiding sheet is the spiral extension, the inner pipe of discharging fume is located spiral smoke guiding sheet is close to the top of the one end of dust collecting net and has been seted up the washing mouth, the washing mouth is installed first solenoid valve, the bottom of the inner pipe of discharging fume is perpendicular intercommunication has the smoke guiding pipe, the side that the smoke guiding; utility model has the effect that the smoke and dust is piled up on spiral smoke guide plate in the reduction, reduces the inner chamber jam of the inner tube of discharging fume.

Description

Environment-friendly smoke exhaust structure

Technical Field

The utility model belongs to the technical field of the technique of smoke exhaust structure and specifically relates to an environmental protection smoke exhaust structure is related to.

Background

The general mill all can produce the flue gas in the course of working and producing, and the flue gas can discharge to the external world through the exhaust pipe, and the flue gas generally can have higher heat, directly discharges the flue gas and can cause the loss of heat serious, the extravagant energy.

Chinese patent document No. CN207365753U discloses an environmental protection and energy saving type smoke exhaust pipeline, including the outer tube of discharging fume, the internally mounted of outer tube of discharging fume has the inner tube of discharging fume, the end of discharging fume of the inner tube of discharging fume is provided with dust collecting device, high temperature flue gas discharges toward the outside through the inner chamber of the inner tube of discharging fume, install the spiral in the inner chamber of the inner tube of discharging fume and lead the piece of cigarette, the spiral leads the piece of cigarette extension high temperature flue gas in the inner tube of discharging fume time, it leads to water to discharge fume the cavity between outer tube and the inner tube of discharging fume, the heat that the inner tube of discharging fume was given in the high temperature flue gas is absorbed by water.

The above prior art solutions have the following drawbacks: the dust collecting device is arranged at the smoke discharging end of the smoke discharging inner pipe, so that smoke dust cannot leave the smoke discharging inner pipe, and the smoke dust is accumulated on the spiral smoke guide sheet, the inner cavity of the smoke discharging inner pipe is easily blocked, and the smoke discharging effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an environmental protection smoke exhaust structure, it can reduce and pile up the smoke and dust on the spiral leads the tobacco flake, reduces the condition of the inner chamber jam of discharging fume the inner tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an environment-friendly smoke exhaust structure comprises a smoke exhaust pipe, wherein a dust collecting net is arranged at the smoke exhaust end of the smoke exhaust pipe, the smoke exhaust pipe comprises a smoke exhaust inner pipe and a smoke exhaust outer pipe arranged outside the smoke exhaust inner pipe, a cavity is formed between the smoke exhaust inner pipe and the smoke exhaust outer pipe, a spiral smoke guide sheet is arranged in an inner cavity of the smoke exhaust inner pipe, a water inlet pipe is arranged outside the bottom end of the smoke exhaust outer pipe, a water outlet pipe is arranged outside the top end of the smoke exhaust outer pipe, the spiral smoke guide sheet extends spirally, the side edge of the spiral smoke guide sheet is connected with the inner wall of the smoke exhaust inner pipe, a cleaning opening is formed above one end, close to the dust collecting net, of the spiral smoke guide sheet, the horizontal height of the cleaning opening is lower than that of the water outlet pipe, a first electromagnetic valve is arranged at the cleaning opening, and, and a waste water tank is arranged on the side of the smoke guide pipe, which deviates from the smoke exhaust inner pipe, and the waste water tank is positioned under the smoke exhaust inner pipe.

According to the technical scheme, high-temperature flue gas enters the smoke exhaust inner pipe through the smoke guide pipe and flows in the inner cavity of the smoke exhaust inner pipe, the flue gas slowly rises under the guidance of the spiral smoke guide sheet, water is introduced from the water inlet pipe to fill the cavity with water, and the heat of the flue gas is transferred to the water in the cavity through the smoke exhaust inner pipe, so that hot water is produced by utilizing the waste heat of the flue gas; the dust collecting net filters the smoke dust in the smoke, part of the smoke dust can fall on the spiral smoke guide sheet, the first electromagnetic valve is opened, water in the cavity flows into the smoke exhaust inner pipe through the cleaning opening, the water flows along the spiral smoke guide sheet to wash away the smoke dust on the spiral smoke guide sheet, and finally the smoke dust flows into the waste water tank by being carried by the water, so that the smoke dust accumulated on the spiral smoke guide sheet is reduced, the blocking condition of the inner cavity of the smoke exhaust inner pipe is reduced, and the smoothness of the smoke exhaust inner pipe is kept.

Furthermore, the spiral smoke guiding sheet is provided with a blocking strip at the side far away from the inner wall of the smoke exhaust inner pipe.

Through above-mentioned technical scheme, the condition that water flows out from the side of spiral pipe piece can be reduced to the barrier strip for water can flow as much as possible on spiral pipe piece, thereby improves the cleaning performance to the smoke and dust on the spiral pipe piece.

Further, the cleaning opening is provided with a water spray nozzle, the water spray nozzle extends along the width direction of the spiral smoke guiding sheet, and the opening length of the water spray nozzle is equal to the width of the spiral smoke guiding sheet.

Through above-mentioned technical scheme, the water spout can increase the water outlet area, and the opening length of water spout simultaneously equals with the width that the smoked sheet was led to the spiral for the smoked sheet is led to the cover spiral that water can be better when flowing, further improves the cleaning performance.

Further, the outer wall of the outer pipe of discharging fume is equipped with the header tank, the header tank with the outer pipe intercommunication of discharging fume has the connection water pipe, the level of connecting the water pipe is less than the outlet pipe, connect the water pipe and install the second solenoid valve, the header tank is connected with the spray pipe, the spray pipe is kept away from the one end of header tank extends to and is close to one side of dust collecting net and orientation dust collecting net, the water pump is installed to the spray pipe.

Through above-mentioned technical scheme, in the water in the cavity flows to the header tank through connecting the water pipe, the water pump with water through the spray pipe pump sending to the top of collection dirt net, wash the collection dirt net to wash the adnexed smoke and dust on the washing dirt net, reduce the condition that collection dirt net blockked up, and then reduce the condition that the tub blockked up of discharging fume.

Furthermore, the outer wall of the smoke exhaust inner pipe is connected with a heat conducting fin, and the heat conducting fin extends spirally along the outer wall of the smoke exhaust inner pipe.

Through above-mentioned technical scheme, the conducting strip can increase the area of contact of the water in inner tube and the cavity of discharging fume, improves flue gas heat transfer's effect to improve the effect that adds hot water.

Further, the bottom wall of the waste water tank is connected with a drain pipe, and the drain pipe is close to the side wall of the waste water tank.

Through above-mentioned technical scheme, the water in the waste water tank can be discharged away through the drain pipe to reduce and wash the water that the spiral leads the smoked piece and pile up the condition in the waste water tank.

Further, the bottom wall of the waste tank is inclined toward the nozzle of the drain pipe.

Through above-mentioned technical scheme, the water in the waste water tank is concentrated near the drain pipe mouth of pipe under the action of gravity to be convenient for drain away the water in the waste water tank.

Furthermore, one end of the water spraying pipe, which is far away from the water collecting tank, is provided with a spray head, and the spray head is in a shower shape.

Through the technical scheme, the shower nozzle in the shape of the shower nozzle can increase the water spraying area and improve the effect of cleaning the dust collecting net.

The utility model has the advantages that:

1. the inner smoke exhaust pipe is provided with a cleaning port, the cleaning port is provided with a first electromagnetic valve, when the smoke exhaust pipe is used for a period of time, the first electromagnetic valve is opened to enable water in the cavity to flow into the inner smoke exhaust pipe through the cleaning port, and the water flows along the spiral smoke guide pieces, so that smoke dust on the spiral smoke guide pieces is cleaned, the smoke dust accumulated on the spiral smoke guide pieces is reduced, and the condition of blocking of the inner cavity of the inner smoke exhaust pipe is further reduced;

2. the outer pipe of discharging fume is equipped with the header tank, and the header tank has the connection water pipe with the outer pipe intercommunication of discharging fume, and the header tank is connected with the spray pipe, and the water pump is installed to the spray pipe, and the water in the cavity flows into the header tank through connecting the water pipe, and the water pump is with water through the spray pipe pump sending to collection dirt net top, washes the collection dirt net to wash the adnexed smoke and dust on the washing dirt net, reduce the condition that collection dirt net blockked up, and then reduce the condition that the pipe that discharges fume block.

Drawings

FIG. 1 is a schematic plan view of the present embodiment;

FIG. 2 is a schematic sectional view of the smoke discharge pipe of the present embodiment;

fig. 3 is a schematic perspective view of the inner smoke evacuation pipe of the present embodiment;

fig. 4 is a schematic perspective view of the water collecting tank of the present embodiment;

fig. 5 is a schematic sectional view of the waste water tank of the present embodiment.

In the figure: 1. a smoke exhaust pipe; 11. a dust collecting net; 12. a cavity; 2. an inner smoke exhaust pipe; 21. a heat conductive sheet; 22. a spiral tobacco guiding sheet; 23. cleaning the opening; 24. a first solenoid valve; 25. a water spray nozzle; 26. a barrier strip; 3. an outer smoke evacuation pipe; 31. a water inlet pipe; 32. a water outlet pipe; 33. a fixed seat; 34. a water collection tank; 35. connecting a water pipe; 36. a second solenoid valve; 37. a water spray pipe; 38. a water pump; 39. a support; 310. a spray head; 4. a smoke guide pipe; 5. a wastewater tank; 51. a drain pipe; 52. a waste water bucket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in FIG. 1, for the utility model discloses an environmental protection smoke discharging structure, including discharging fume pipe 1, the discharge end of discharging fume pipe 1 is fixed with dust collecting net 11, and the one end that dust collecting net 11 was kept away from to discharge fume pipe 1 is equipped with smoke guide pipe 4 perpendicularly, and the flue gas is discharged fume pipe 1 by smoke guide pipe 4 flow direction.

As shown in fig. 1 and 2, the smoke exhaust pipe 1 comprises a smoke exhaust inner pipe 2 and a smoke exhaust outer pipe 3, the smoke exhaust outer pipe 3 is installed outside the smoke exhaust inner pipe 2, and a cavity 12 is formed between the smoke exhaust inner pipe 2 and the smoke exhaust outer pipe 3; one end of the smoke exhaust outer pipe 3 far away from the dust collecting net 11 is fixed on the outer wall of the smoke guide pipe 4, the position of the outer wall of the smoke exhaust outer pipe 3 close to the smoke guide pipe 4 is connected with a water inlet pipe 31, the position of the outer wall of the smoke exhaust outer pipe 3 close to the dust collecting net 11 is connected with a water outlet pipe 32, and the water inlet pipe 31 and the water outlet pipe 32 are both communicated with the cavity 12; water is introduced from the water inlet pipe 31, so that the water continuously flows into the cavity 12, and the heat of the flue gas is transferred to the water in the cavity 12 through the smoke exhaust inner pipe 2, so that the water is heated by utilizing the waste heat of the flue gas, hot water is produced, and energy is saved; when the water level in the cavity 12 is higher than the water outlet pipe 32, water flows out of the water outlet pipe 32, so that hot water can be used; be provided with conducting strip 21 in the cavity 12, conducting strip 21 extends along the outer wall spiral of inner tube 2 of discharging fume, and the side of conducting strip 21 is fixed in the outer wall of inner tube 2 of discharging fume, and conducting strip 21 can increase the area of contact of inner tube 2 of discharging fume and water, and the better transmission of the heat of inner tube 2 of will discharging fume is feedwater to improve the heating effect.

As shown in fig. 2, a spiral smoke guiding sheet 22 is arranged in the smoke exhaust inner tube 2, the spiral smoke guiding sheet 22 extends spirally along the length direction of the smoke exhaust inner tube 2, the side edge of the spiral smoke guiding sheet 22 is fixed with the inner wall of the smoke exhaust inner tube 2, and the spiral smoke guiding sheet 22 can prolong the rising path of smoke in the smoke exhaust inner tube 2, so that the heat of the smoke is better transferred to the smoke exhaust inner tube 2; the inner smoke exhaust pipe 2 is provided with a cleaning port 23, the cleaning port 23 is positioned above one end of the spiral smoke guide piece 22 close to the dust collecting net 11, the horizontal height of the cleaning port 23 is lower than that of the water outlet pipe 32, and the cleaning port 23 is provided with a first electromagnetic valve 24; after the smoke exhaust pipe 1 is used for a period of time, smoke dust remained in smoke gas can be accumulated on the surface of the spiral smoke guide sheet 22, the first electromagnetic valve 24 is opened, water in the cavity 12 flows into the smoke exhaust inner pipe 2 through the cleaning port 23, the water flows along the surface of the spiral smoke guide sheet 22 again, and the smoke dust on the spiral smoke guide sheet 22 is cleaned, so that the smoke dust accumulated on the spiral smoke guide sheet 22 is reduced, the condition that the inner cavity of the smoke exhaust inner pipe 2 is blocked is reduced, and the smoothness of the smoke exhaust inner pipe 2 is kept.

As shown in fig. 2 and 3, the water spray nozzle 25 is fixed on the cleaning opening 23, the water spray nozzle 25 faces the spiral smoke guiding sheet 22, the water spray nozzle 25 extends along the width direction of the spiral smoke guiding sheet 22, and the opening length of the water spray nozzle 25 is equal to the width of the spiral smoke guiding sheet 22, so that the water outlet area of the cleaning opening 23 is increased, the coverage degree of water on the spiral smoke guiding sheet 22 during flowing is improved, the cleaning area is increased, and the cleaning effect is improved; the spiral leads the side that tabacco lamellas 22 kept away from the inner wall of inner tube 2 of discharging fume and is fixed with barrier strip 26, and barrier strip 26 is located the side that tabacco lamellas 22 and water contact are led to the spiral, and barrier strip 26 can block water from the side that tabacco lamellas 22 is led to the spiral to reduce the condition that water flows from the side that tabacco lamellas 22 is led to the spiral, make water can flow on tabacco lamellas 22 as much as possible at the spiral, and then improve the cleaning performance to tabacco lamellas 22 is led to the spiral.

As shown in fig. 4, a fixing seat 33 is horizontally fixed on the outer wall of the outer smoke exhaust pipe 3, a water collecting tank 34 is fixed on the fixing seat 33, a connecting water pipe 35 is fixed between the water collecting tank 34 and the outer smoke exhaust pipe 3, the horizontal height of the connecting water pipe 35 is lower than that of the water outlet pipe 32, a second electromagnetic valve 36 is installed on the connecting water pipe 35, and the electromagnetic valve is opened to enable water in the cavity 12 to flow into the water collecting tank 34; a spray pipe 37 is connected to the side wall of the water collecting tank 34, the spray pipe 37 is close to the fixed seat 33, a support 39 is fixed between the spray pipe 37 and the outer wall of the smoke exhaust outer pipe 3, and the support 39 can support and fix the spray pipe 37; the water pump 38 is installed on the water spray pipe 37, the spray nozzle 310 is fixed at one end of the water spray pipe 37, which is far away from the water collecting tank 34, the spray nozzle 310 is positioned at one side close to the dust collecting net 11, the spray nozzle 310 faces the dust collecting net 11, the water pump 38 is started, the water pump 38 pumps the water in the water collecting tank 34 to the spray nozzle 310, the spray nozzle 310 sprays water to wash the dust collecting net 11, and the smoke attached to the dust collecting net 11 is washed away, so that the blocking condition of the dust collecting net 11 is reduced, and the smoothness of; the nozzle 310 is in the shape of a shower, so that the water outlet area of the nozzle 310 is increased, and the effect of cleaning the dust collecting net 11 is improved.

As shown in fig. 5, the smoke guide pipe 4 is communicated with the smoke exhaust inner pipe 2, the side of the smoke exhaust pipe 1 away from the smoke exhaust inner pipe 2 is provided with the waste water tank 5, the waste water tank 5 is communicated with the smoke guide pipe 4, the waste water tank 5 is positioned right below the smoke exhaust inner pipe 2, and the waste water after being cleaned on the spiral smoke guide piece 22 and the dust collection net 11 can flow into the waste water tank 5, so that the influence of the waste water on the smoke guide pipe 4 is reduced; the bottom wall of the waste water tank 5 is connected with a drain pipe 51, the drain pipe 51 is close to the side wall of the waste water tank 5, one end of the drain pipe 51, which is far away from the waste water tank 5, is connected with a waste water barrel 52, and the waste water barrel 52 can collect waste water so as to be convenient for treating the waste water; the bottom wall of the waste water tank 5 is inclined toward the opening of the drain pipe 51, so that the waste water in the waste water tank 5 is concentrated near the opening of the drain pipe 51 under the action of gravity, facilitating the drainage of the waste water.

The implementation principle of the embodiment is as follows:

the smoke flows through the inner smoke exhaust pipe 2, the water is introduced into the water inlet pipe 31 to fill the cavity 12 with water, so that the heat of the smoke is transferred to the water in the cavity 12 through the inner smoke exhaust pipe 2 to heat the water; after the smoke exhaust pipe 1 is used for a period of time, the first electromagnetic valve 24 is opened, water in the cavity 12 flows to the spiral smoke guiding sheet 22 through the water spray nozzle 25, the spiral smoke guiding sheet 22 is washed, and smoke dust accumulated on the spiral smoke guiding sheet 22 is washed away; the second electromagnetic valve 36 and the water pump 38 are opened, the water in the water collecting tank 34 is pumped to the spray head 310, and the spray head 310 sprays water to wash the dust collecting net 11; the waste water having washed the dust collecting net 11 and the spiral vane 22 flows into the waste water tank 5 and is discharged into the waste water tub 52 through the drain pipe 51 of the waste water tank 5.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an environmental protection smoke exhaust structure, is including discharging fume pipe (1), the end of discharging fume pipe (1) is equipped with dust collecting net (11), discharge fume pipe (1) including discharge fume inner tube (2) and install in discharge fume outer tube (3) of discharging fume inner tube (2) outside, discharge fume inner tube (2) with vacuole formation (12) between discharge fume outer tube (3), the inner chamber of discharging fume inner tube (2) is equipped with the spiral and leads cigarette piece (22), the bottom outside of discharging fume outer tube (3) is equipped with inlet tube (31), the top outside of discharging fume outer tube (3) is equipped with outlet pipe (32), its characterized in that: the spiral leads smoked sheet (22) to be the spiral and extends, the side that the spiral led smoked sheet (22) with the interior wall connection of inner tube (2) of discharging fume, inner tube (2) of discharging fume is located spiral is led smoked sheet (22) and is close to washing mouth (23) have been seted up to the top of the one end of dust collecting net (11), the level of washing mouth (23) is less than the level of outlet pipe (32), first solenoid valve (24) are installed in washing mouth (23), the perpendicular intercommunication in bottom of inner tube (2) of discharging fume has leads tobacco pipe (4), it deviates from to lead tobacco pipe (4) the side of inner tube (2) of discharging fume is equipped with waste water tank (5), waste water tank (5) are located under inner tube (2) of discharging fume.

2. An environment-friendly smoke evacuation structure according to claim 1, wherein: the spiral smoke guiding sheet (22) is provided with a blocking strip (26) at the side far away from the inner wall of the smoke exhaust inner pipe (2).

3. An environment-friendly smoke evacuation structure according to claim 1, wherein: the cleaning opening (23) is provided with a water spray nozzle (25), the water spray nozzle (25) extends along the width direction of the spiral smoke guiding sheet (22), and the opening length of the water spray nozzle (25) is equal to the width of the spiral smoke guiding sheet (22).

4. An environment-friendly smoke evacuation structure according to claim 1, wherein: the outer wall of outer tube (3) of discharging fume is equipped with header tank (34), header tank (34) with outer tube (3) intercommunication of discharging fume has connection water pipe (35), the level of connecting water pipe (35) is less than outlet pipe (32), connect water pipe (35) and install second solenoid valve (36), header tank (34) are connected with spray pipe (37), spray pipe (37) are kept away from the one end of header tank (34) extends to and is close to one side of dust collecting net (11) and orientation dust collecting net (11), water pump (38) are installed to spray pipe (37).

5. An environment-friendly smoke evacuation structure according to claim 1, wherein: the outer wall of the smoke exhaust inner pipe (2) is connected with heat conducting fins (21), and the heat conducting fins (21) extend spirally along the outer wall of the smoke exhaust inner pipe (2).

6. An environment-friendly smoke evacuation structure according to claim 1, wherein: the bottom wall of the waste water tank (5) is connected with a drain pipe (51), and the drain pipe (51) is close to the side wall of the waste water tank (5).

7. An environment-friendly smoke evacuation structure according to claim 6, wherein: the bottom wall of the waste water tank (5) is inclined toward the opening of the drain pipe (51).

8. An environment-friendly smoke evacuation structure according to claim 4, wherein: one end of the water spraying pipe (37) far away from the water collecting tank (34) is provided with a spray head (310), and the spray head (310) is in a shower shape.

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