CN211600760U - Smoke whitening device applied to condensation gas-fired boiler - Google Patents

Abstract

The utility model belongs to the technical field of gas boiler, especially be applied to flue gas of condensing gas boiler and remove white device, including the exhaust heat pipeline, exhaust heat pipeline both sides are equipped with into tobacco pipe way and discharge flue respectively, the exhaust heat pipeline outside is equipped with water intake mechanism and drainage mechanism, water intake mechanism includes inlet tube, first connecting pipe and a plurality of first reposition of redundant personnel pipeline, a plurality of first reposition of redundant personnel pipeline with first connecting pipe sealing connection; when pouring into the cooling water on the heat removal pipeline, enter into the cavity on the heat removal pipeline through a plurality of first reposition of redundant personnel pipelines, realize flue gas cooling in it, when discharging with water, can open the valve, water can be simultaneously through a plurality of second reposition of redundant personnel pipelines that set up, with the quick discharge of hot water, and pour into new cooling water through first reposition of redundant personnel pipeline, make the change that changes that the cooling water in the heat removal pipeline can be quick, improve the effect that the heat removal pipeline cooled down to the flue gas.

Description

Smoke whitening device applied to condensation gas-fired boiler

Technical Field

The utility model relates to a gas boiler technical field specifically is applied to condensation gas boiler's flue gas and removes white device.

Background

In recent years, because the haze problem of each large city is aggravated continuously, gas boiler receives attention as a clean substitute product day by day, and the flue gas condensation technique is to wet flue gas cooling for the flue gas cooling, moisture content and smoke temperature descend by a wide margin in the cooling process, can utilize the waste heat in the condensation process moreover, improve boiler thermal efficiency.

Chinese patent publication (CN209726244U) discloses a natural gas boiler smoke discharging and white removing device, which is provided with a water inlet, a water outlet and a flushing port through a flue heat exchange water cavity, wherein the flushing port is provided with a control valve, and sound insulation cotton is wrapped outside the outer layer of the flue, so that the flue gas inlet flue of the heat exchange device can reduce the waste heat of the flue gas to a certain extent, and the working strength of the heat exchange device is reduced, the flue gas is discharged from a chimney through a flue gas outlet flue of the heat exchange device, the flue gas with reduced temperature and humidity can not form white smoke near the chimney outlet, and finally the purposes of waste heat recovery, removal of pollutants and elimination of the white smoke are achieved, but because the pipeline through which the flue gas circulates has a certain length, the cooling of the flue gas is achieved by injecting water flow into the pipeline, the heat of the flue gas can be transferred to water, so that the water after the cooling of, the effect of the subsequent flue gas cooling is affected, and therefore, the skilled person provides a flue gas whitening device applied to a condensing gas boiler to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to condensation gas boiler's flue gas and remove white device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the smoke whitening device applied to the condensing gas-fired boiler comprises a heat exhaust pipeline, wherein a smoke inlet pipeline and a smoke exhaust pipeline are respectively arranged on two sides of the heat exhaust pipeline, a water inlet mechanism and a water discharging mechanism are arranged on the outer side of the heat discharging pipeline, the water inlet mechanism comprises a water inlet pipe, a first connecting pipe and a plurality of first shunting pipelines, the first shunting pipelines are hermetically connected with the first connecting pipe, and the outer wall of the first connecting pipe is hermetically connected with a water inlet pipe, the drainage mechanism comprises a water outlet pipe, a second connecting pipe and a plurality of second shunt pipes, the plurality of second shunt pipes are hermetically connected with the second connecting pipe, the outer wall of the second connecting pipe is hermetically connected with a water outlet pipe, a cavity is arranged in the heat exhaust pipeline, and the plurality of first shunt pipes and the plurality of second shunt pipes are hermetically connected with the heat exhaust pipe.

As a further aspect of the present invention: the smoke inlet pipeline and the smoke exhaust pipeline are connected with the heat exhaust pipeline through mounting flanges.

As a further aspect of the present invention: one ends of the first shunt pipes and one ends of the second shunt pipes penetrate through the heat exhaust pipeline and extend into the cavity.

As a further aspect of the present invention: the inlet tube with the equal fixed mounting of outlet pipe outer wall has the valve.

As a further aspect of the present invention: and a temperature sensor is fixedly arranged on the outer wall of the heat exhaust pipeline.

As a further aspect of the present invention: the first shunt pipes and the second shunt pipes are uniformly distributed on the outer wall of the heat exhaust pipeline.

As a further aspect of the present invention: the length of the first connection pipe is equal to the length of the second connection pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

through the first reposition of redundant personnel pipeline of a plurality of that sets up, can be when pouring into the cooling water into on the heat extraction pipeline, enter into the cavity on the heat extraction pipeline through a plurality of first reposition of redundant personnel pipelines, realize the flue gas cooling in it, when discharging water, can open the valve, water can be simultaneously through a plurality of second reposition of redundant personnel pipelines that set up, the discharge that is quick with hot water, and pour into new cooling water into through first reposition of redundant personnel pipeline, the change that changes that makes the cooling water in the heat extraction pipeline can be quick, improve the effect that the heat extraction pipeline cooled down to the flue gas, and a plurality of reposition of redundant personnel pipelines pass through the connecting pipe and connect, rivers that can be convenient for flow or get into through a pipeline, the valve can control opening and closing of pipeline, the effect that the improvement device used.

Drawings

FIG. 1 is a schematic structural diagram of a flue gas whitening device applied to a condensing gas boiler;

FIG. 2 is a front view of a flue gas whitening means applied to a condensing gas boiler;

FIG. 3 is a schematic structural diagram of the interior of a heat exhaust pipeline in a flue gas whitening device applied to a condensing gas boiler;

fig. 4 is a schematic structural diagram of a water inlet mechanism in a flue gas whitening device applied to a condensing gas boiler.

In the figure: 1. a heat exhaust pipeline; 101. a cavity; 11. a smoke inlet pipeline; 12. a smoke exhaust duct; 13. installing a flange; 2. a water inlet mechanism; 21. a first diversion conduit; 22. a first connecting pipe; 23. a water inlet pipe; 3. a drainage mechanism; 31. a second diversion conduit; 32. a second connecting pipe; 33. a water outlet pipe; 4. a valve; 5. a temperature sensor.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, a smoke whitening apparatus applied to a condensing gas boiler comprises a heat exhausting pipeline 1, a smoke inlet pipeline 11 and a smoke exhaust pipeline 12 are respectively disposed on two sides of the heat exhausting pipeline 1, a water inlet mechanism 2 and a water discharge mechanism 3 are disposed on the outer side of the heat exhausting pipeline 1, the water inlet mechanism 2 comprises a water inlet pipe 23, a first connecting pipe 22 and a plurality of first branch pipes 21, the plurality of first branch pipes 21 are hermetically connected to the first connecting pipe 22, and the outer wall of the first connecting pipe 22 is connected with a water inlet pipe 23 in a sealing way, the drainage mechanism 3 comprises a water outlet pipe 33, a second connecting pipe 32 and a plurality of second shunt pipelines 31, the plurality of second shunt pipelines 31 are connected with the second connecting pipe 32 in a sealing way, and the outer wall of the second connecting pipe 32 is connected with a water outlet pipe 33 in a sealing way, a cavity 101 is arranged inside the heat exhaust pipeline 1, and the plurality of first shunt pipes 21 and the plurality of second shunt pipes 31 are hermetically connected with the heat exhaust pipe 1.

In FIGS. 1-2: the flue gas generated by the gas boiler can circulate to the heat exhaust pipeline 1 through the flue gas inlet pipeline 11, the flue gas inlet pipeline 11 and the flue gas exhaust pipeline 12 are connected with the heat exhaust pipeline 1 through the mounting flange 13, the flue gas can circulate in the flue gas inlet pipeline 11, the flue gas exhaust pipeline 12 and the heat exhaust pipeline 1, and the cavity 101 can be sealed, because the flue gas has certain heat, cooling water can be injected through the water inlet pipe 23, the water can circulate to the plurality of first shunt pipelines 21 through the first shunt pipelines 21, the cooling water can rapidly enter the cavity 101 under the action of the plurality of first shunt pipelines 21, the flue gas with heat can be cooled under the action of the cooling water, the heat of the flue gas can be transferred to the cooling water, the water with heat can pass through the opening valve 4, the valve 4 can control the water inlet pipe 23 and the water outlet pipe 33, the water inlet pipe 23 can enter water when the opening, the water outlet pipe 33 can output water, when closing, water can't circulate, circulate to the second connecting pipe 32 in through a plurality of second shunt canals 31, can follow outlet pipe 33 at last and discharge, and pour into new cooling water into through inlet tube 23, a plurality of first shunt canals 21 and a plurality of second shunt canals 31 evenly distributed are on heat extraction pipeline 1 outer wall, heat extraction pipeline 1 is all run through to a plurality of first shunt canals 21 and a plurality of second shunt canals 31 one end, and extend to in the cavity 101, make the change that the cooling water in heat extraction pipeline 1 can be quick, improve heat extraction pipeline 1 and carry out the effect of cooling to the flue gas.

In fig. 3-4: the outer walls of the water inlet pipe 23 and the water outlet pipe 33 are both fixedly provided with a valve 4, the valve 4 can control the water inlet pipe 23 and the water outlet pipe 33 by opening the valve 4, when the valve is opened, the water inlet pipe 23 can feed water, the water outlet pipe 33 can discharge water, when the valve is closed, the water can not flow, the outer wall of the heat exhaust pipeline 1 is fixedly provided with a temperature sensor 5, the detection principle is consistent with that of the publication No. CN209726244U, the name is that the detection principle provided in the 30 th section in the specification of the natural gas boiler smoke exhaust and white removal device, the boiler water supply inlet pipe and the boiler water supply outlet pipe are both provided with a pressure transmitter and a temperature sensor for monitoring the boiler water supply temperature and pressure, the functions of monitoring the temperature and the pressure of the smoke and the boiler water supply, being convenient for replacing water in time, the smoke temperature is reduced, the smoke can not form white smoke, the water inlet and the water outlet are corresponding, and the using effect of the device is improved.

The utility model discloses a theory of operation is: the flue gas can enter the heat exhaust pipeline 1 through the flue gas inlet pipeline 11, because the flue gas has certain heat, cooling water can be injected through the water inlet pipe 23, the water can circulate to the plurality of first shunt pipelines 21 through the first shunt pipelines 21, the cooling water can quickly enter the cavity 101 under the action of the plurality of first shunt pipelines 21, the flue gas with heat can be cooled under the action of the cooling water, the heat of the flue gas can be transferred to the cooling water, the temperature sensor 5 can monitor the condition of the internal temperature of the heat exhaust pipeline 1 in real time, so as to be convenient for replacing water in time, the water with heat can pass through the valve 4 by opening, the valve 4 can control the water inlet pipe 23 and the water outlet pipe 33, the water inlet pipe 23 can feed water when opening, the water outlet pipe 33 can discharge water, when closing, the water can not circulate, and can circulate to the second connecting pipe 32 through the plurality of second shunt pipelines 31, finally, the cooling water can be discharged from the water outlet pipe 33, and new cooling water is injected through the water inlet pipe 23, so that the cooling water in the heat exhaust pipeline 1 can be quickly replaced, and the effect of cooling the flue gas by the heat exhaust pipeline 1 is improved.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The smoke whitening device applied to the condensation gas boiler comprises a heat exhaust pipeline (1), wherein a smoke inlet pipeline (11) and a smoke exhaust pipeline (12) are respectively arranged on two sides of the heat exhaust pipeline (1), and the smoke whitening device is characterized in that a water inlet mechanism (2) and a water outlet mechanism (3) are arranged on the outer side of the heat exhaust pipeline (1), the water inlet mechanism (2) comprises a water inlet pipe (23), a first connecting pipe (22) and a plurality of first shunting pipelines (21), the first shunting pipelines (21) are hermetically connected with the first connecting pipe (22), and the outer wall of the first connecting pipe (22) is hermetically connected with the water inlet pipe (23);

the drainage mechanism (3) comprises a water outlet pipe (33), a second connecting pipe (32) and a plurality of second shunting pipelines (31), the second shunting pipelines (31) are connected with the second connecting pipe (32) in a sealing mode, the outer wall of the second connecting pipe (32) is connected with the water outlet pipe (33) in a sealing mode, a cavity (101) is formed in the heat exhaust pipeline (1), and the first shunting pipelines (21) and the second shunting pipelines (31) are connected with the heat exhaust pipeline (1) in a sealing mode.

2. The fume whitening device applied to condensing gas boilers, as recited in claim 1, characterized in that said fume inlet duct (11), said fume exhaust duct (12) are connected to said heat exhaust duct (1) by means of mounting flanges (13).

3. The fume whitening device applied to condensing gas boilers, according to claim 1, characterized in that one end of each of said first branch ducts (21) and of said second branch ducts (31) extends through said heat removal duct (1) and into said cavity (101).

4. The fume whitening device applied to condensing gas boilers, as recited in claim 1, characterized in that the outer walls of said inlet pipe (23) and said outlet pipe (33) are both fixedly equipped with a valve (4).

5. The fume whitening device applied to condensing gas boilers, as recited in claim 1, characterized in that the outer wall of said heat exhaust duct (1) is fixedly mounted with a temperature sensor (5).

6. The fume whitening device applied to condensing gas boilers, according to claim 1, characterized in that a plurality of said first branch ducts (21) and a plurality of said second branch ducts (31) are uniformly distributed on the outer wall of said heat exhaust duct (1).

7. The fume whitening device applied to condensing gas boilers, according to claim 1, characterized in that the length of said first connecting duct (22) is equal to the length of said second connecting duct (32).

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