CN112696677A

CN112696677A - Hydrogen cremation device

Info

Publication number: CN112696677A
Application number: CN202110037246.6A
Authority: CN
Inventors: 谭立钧; 王松录; 樊记超
Original assignee: Henan Xinjing Shengzhikong Technology Co ltd
Current assignee: Henan Xinjing Shengzhikong Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-04-23

Abstract

The invention discloses a hydrogen cremation device comprising a cremation furnace, a cold and heat exchange desulfurization tower and an electrostatic precipitator tar catcher. The cremation furnace can cremate objects and discharge the flue gas generated by the cremation into the cold and heat exchange desulfurization tower. The cold and heat exchange desulfurization tower can cool and desulfurize the incoming flue gas and discharge the treated flue gas into the electrostatic precipitator tar catcher, which can dedust the incoming flue gas, and the device can Improve the treatment efficiency and treatment effect of the harmful gas after incineration in the cremator.

Description

Hydrogen cremation device

Technical Field

The invention relates to the technical field of incinerating devices, in particular to a hydrogen cremation device.

Background

The dead population 970 is more than ten thousand every year in China, the funeral forms are mainly divided into burial, cremation and the like, the state actively pushes forward the funeral mode of cremation at present, a funeral parlour 1700 for carrying out cremation business in the whole country is provided with a plurality of cremators, cremation is carried out on corpses in the funeral parlour, the generated smoke needs to be treated after cremation, and the pollution of the discharged smoke to the environment is reduced. The existing cremation furnace generates a large amount of harmful gas during incineration, and the exhaust gas treatment is not clean enough when the harmful gas is discharged, so that the discharged gas causes pollution to the air.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a hydrogen cremation device, which is used for improving the treatment efficiency and treatment effect of harmful gas incinerated by a cremation furnace.

The utility model provides a hydrogen cremation device, includes cremator, cold and hot exchange desulfurizing tower and electric precipitation tar trapper, the cremator can carry out the cremation and emit into cold and hot exchange desulfurizing tower with the flue gas that the cremation produced to the object, cold and hot exchange desulfurizing tower can cool down and the desulfurization and the flue gas after will handling emits into electric precipitation tar trapper to the flue gas that gets into, electric precipitation tar trapper can remove dust to the flue gas that gets into.

In order to solve the problem, the inventor has designed this technical scheme, including the cremator in this technical scheme, cold and hot exchange desulfurizing tower and electric precipitation tar trapper, the cremator cremates the remains and discharges the flue gas that produces to cold and hot exchange desulfurizing tower during the use, cold and hot exchange desulfurizing tower cools off the gas that gets into, carry out desulfurization treatment to the gas that gets into simultaneously, then discharge the gas after handling into in the electric precipitation tar trapper and remove dust, the dust collection efficiency of electric precipitation tar trapper is high, cooperation through cold and hot exchange desulfurizing tower and electric precipitation tar trapper, the realization is handled and is handled with high-efficient fruit to the high efficiency of the harmful gas after the cremator burns.

Preferably, the cremator includes furnace body and first hydrogen combustor, furnace has in the furnace body, it has first air inlet, first air intake and exhaust port to open on the furnace body, first air inlet, first air intake and exhaust port all communicate with furnace, first hydrogen combustor and first air inlet intercommunication, first hydrogen combustor can be toward first air inlet injection hydrogen flame, the exhaust port communicates with the inlet flue gas hole of cold and hot exchange desulfurizing tower.

The existing cremator generally adopts fuel oil, liquefied petroleum gas and the like to burn remains, the fuel oil burning consumes more fuel oil, the fuel oil burning can generate more substances such as carbon dioxide, hydrocarbon, water, hydrocarbon and the like, the liquefied petroleum gas burning also needs to consume more liquefied petroleum gas and can generate substances such as carbon dioxide, carbon monoxide, water, sulfur dioxide, oxynitride and the like, the burning of the remains by the fuel oil, the liquefied petroleum gas and the like generates more substances, which increases the difficulty of gas purification, the technical scheme is provided with a first hydrogen burner which sprays hydrogen flame into a hearth, a first air inlet injects air into the hearth, the remains are burned by hydrogen, the substances generated after the hydrogen burning are water, the generation of pollutants is reduced, the burden of subsequent equipment on gas treatment is lightened, and the subsequent gas treatment effect is better, meanwhile, the unit heat value of the hydrogen fuel is high, the cost is low, the fuel consumption can be saved by 10% -30%, the emission of air pollutants is effectively reduced, the structure of the furnace body is matched by using the first hydrogen burner, the structure is simple, the pollution is less, the cost is low, and the problems existing in the use of the existing cremator are greatly improved.

Preferably, still include first draught fan, first draught fan and first air intake intercommunication, first draught fan can be toward first air intake induced air. According to the technical scheme, air is injected into the hearth through the first induced draft fan to support combustion of the remains.

Preferably, still include the second hydrogen combustor, the exhaust port passes through exhaust fume channel and furnace intercommunication, it has the second air inlet to open on the furnace body, second air inlet and exhaust fume channel intercommunication, the second hydrogen combustor communicates with the second air inlet, and the second hydrogen combustor can be toward the second air inlet injection hydrogen flame.

The traditional cremator discharges gas after primary combustion, the problem of insufficient combustion often occurs in the primary combustion, and more harmful substances exist in the discharged gas, the second hydrogen burner is arranged in the technical scheme, the second hydrogen burner sprays hydrogen flame into the smoke exhaust channel, the smoke entering the smoke exhaust channel is ignited, the smoke is further combusted, carbon monoxide CO which is not completely combusted in the smoke, hydrogen H2, ammonia NH4, hydrogen sulfide HS and the like are fully and completely combusted, carbon ions and oil ions in the waste smoke are burnt, waste gases such as dioxin and the like are cracked, the complete combustion of remains and the smoke can be realized by using the cooperation of the first hydrogen burner and the second hydrogen burner, thereby being convenient for subsequent equipment to purify and filter the smoke, the discharged gas reaches the national first-level standard, the smoke-discharging blackness is close to the Ringelman 0 level, achieve pollution-free discharge.

Preferably, still include the second draught fan, it has the second air intake to open on the furnace body, second air intake and exhaust fume passage intercommunication, second draught fan and second air intake intercommunication, the second draught fan can be toward the air of second air intake introduction. Set up the second draught fan among this technical scheme, the second draught fan injects air etc. to the discharge flue in to carry out combustion-supporting, makes the afterburning of flue gas in the discharge flue more abundant.

Preferably, the furnace body is provided with a cavity, the cavity is positioned above the hearth, and a layer of hard rock wool is paved in the cavity.

Preferably, a layer of tribulus soil is paved on the hard rock wool. In the technical scheme, the cavity is arranged above the hearth, the hard rock wool layer is laid in the cavity, and the three-layer soil is laid on the hard rock wool layer, so that the heat preservation and insulation effect of the furnace body is better.

Preferably, the lateral wall of the smoke exhaust channel is provided with a plurality of ash discharge openings, and the ash discharge openings are provided with closed doors capable of closing the ash discharge openings. Open at smoke exhaust passage's lateral wall among this technical scheme has a plurality of ash discharge openings, and ash discharge opening department is provided with can be with ash discharge opening confined closed door, and the flue gas carries out the postcombustion in smoke exhaust passage, and partial dust can descend in smoke exhaust passage, can be convenient for clear up the dust that descends in smoke exhaust passage through setting up ash discharge opening.

Preferably, the smoke exhausting channel comprises an upper smoke exhausting channel and a lower smoke exhausting channel, the upper smoke exhausting channel is communicated with the hearth, the lower smoke exhausting channel is communicated with the smoke exhaust port, and the second air inlet are communicated with the upper smoke exhausting channel. The exhaust fume channel in this technical scheme includes upper smoke exhaust channel and lower floor's exhaust fume channel, has increased the space that reduces the exhaust fume channel and transversely occupy when smoke exhaust channel length, and the total length of exhaust fume channel is about 20m in this technical scheme, makes in the exhaust fume channel can be discharged into in the cold and hot exchange desulfurizing tower after the complete combustion.

Preferably, cold and hot exchange desulfurizing tower includes the tower body, two baffles have in the tower body, two the epicoele, lumen and cavity of resorption are divided into with the inner chamber of tower body to the baffle, be equipped with many water pipes in the tower body, the water pipe runs through the lumen, the both ends of water pipe respectively with epicoele and cavity of resorption intercommunication, the lateral wall or the diapire of cavity of resorption are provided with into the cigarette gas hole, the lateral wall or the diapire of cavity of resorption are provided with the wash port, the lateral wall or the roof of epicoele are equipped with out the cigarette gas hole, the lateral wall or the roof of epicoele are.

The invention has the beneficial effects that: including the cremator among this technical scheme, cold and hot exchange desulfurizing tower and electric precipitation tar trapper, the cremator carries out the cremation to the remains during use and discharges the exhaust emission to cold and hot exchange desulfurizing tower with the production, the cold and hot exchange desulfurizing tower cools off the gas that gets into, carry out desulfurization treatment to the gas that gets into simultaneously, then remove dust in the electric precipitation tar trapper with the gas discharge after handling, the dust collection efficiency of electric precipitation tar trapper is high, cooperation through cold and hot exchange desulfurizing tower and electric precipitation tar trapper, the realization is handled and is handled with high-efficient fruit to the high efficiency of the harmful gas after the cremator burns.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a block diagram showing the structure of embodiment 1 of the present invention;

FIG. 2 is a front sectional view of the cremator of the present invention;

FIG. 3 is a schematic view showing the external structure of a heat exchange desulfurization tower according to the present invention;

FIG. 4 is a front sectional view of a heat exchange desulfurization tower according to the present invention.

In the attached drawing, 1-a cremator, 2-a heat exchange desulfurization tower, 3-an electric dust removal tar catcher, 101-a furnace body, 102-a hearth, 103-a first hydrogen burner, 104-a first induced draft fan, 105-a second hydrogen burner, 106-a smoke outlet, 107-an ash outlet, 108-a second induced draft fan, 109-hard rock wool, 110-bentonite, 201-a tower body, 202-a partition board, 203-an upper cavity, 204-a middle cavity, 205-a lower cavity and 206-a water pipe.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.

Example 1

As shown in fig. 1, including cremator 1, cold heat exchange desulfurizing tower 2 and electric precipitation tar trapper 3 in this embodiment, cremator 1 can carry out the cremation to the object and emits into cold heat exchange desulfurizing tower 2 with the flue gas that the cremation produced, cold heat exchange desulfurizing tower 2 can cool down and the desulfurization and the flue gas after will handling emits into electric precipitation tar trapper 3 to the flue gas that gets into, electric precipitation tar trapper 3 can remove dust to the flue gas that gets into.

Example 2

As shown in fig. 2, this embodiment is further limited on the basis of embodiment 1, in this embodiment, the cremator 1 includes a furnace body 101 and a first hydrogen burner 103, the furnace body 101 has a furnace 102 therein, the furnace body 101 is provided with a first air inlet, a first air inlet and a smoke outlet 106, the first air inlet and the smoke outlet 106 are all communicated with the furnace 102, the first hydrogen burner 103 is communicated with the first air inlet, the first hydrogen burner 103 can inject hydrogen flames to the first air inlet, and the smoke outlet 106 is communicated with a smoke inlet of the heat and cold exchange desulfurization tower 2.

The air conditioner further comprises a first induced draft fan 104, the first induced draft fan 104 is communicated with the first air inlet, and the first induced draft fan 104 can introduce air into the first air inlet.

In order to reduce the amount of impurities in the flue gas discharged into the heat exchange desulfurization tower 2, the present embodiment further includes a second hydrogen burner 105, the smoke outlet 106 is communicated with the furnace chamber 102 through a smoke exhaust channel, the furnace body 101 is provided with a second air inlet, the second air inlet is communicated with the smoke exhaust channel, the second hydrogen burner 105 is communicated with the second air inlet, and the second hydrogen burner 105 can spray hydrogen flames to the second air inlet.

In order to make the secondary combustion more sufficient, still include second draught fan 108 in this embodiment, it has the second air intake to open on the furnace body 101, second air intake and smoke exhaust passage intercommunication, second draught fan 108 and second air intake intercommunication, second draught fan 108 can be toward the air of second air intake introduction.

In order to improve the heat preservation and insulation effect of the furnace body 101, in this embodiment, the furnace body 101 has a cavity, the cavity is located above the hearth 102, and a layer of hard rock wool 109 is laid in the cavity. In this embodiment, a layer of triple soil 110 is laid on the hard rock wool 109. The thickness of stereoplasm rock wool 109 is greater than 60cm in this embodiment.

In order to facilitate cleaning of dust deposited in the smoke evacuation channel, in this embodiment, the side wall of the smoke evacuation channel is provided with a plurality of dust discharge openings 107, and the dust discharge openings 107 are provided with a closed door capable of closing the dust discharge openings 107.

In order to increase the smoke exhaust channel and reduce the occupied space of the smoke exhaust channel in the transverse direction, in this embodiment, the smoke exhaust channel includes an upper smoke exhaust channel and a lower smoke exhaust channel, the upper smoke exhaust channel is communicated with the furnace chamber 102, the lower smoke exhaust channel is communicated with the smoke exhaust port 106, and the second air inlet are communicated with the upper smoke exhaust channel.

Example 3

As shown in fig. 3 and 4, in this embodiment the heat exchange desulfurization tower 2 includes a tower body 201, two baffles 202 are provided in the tower body 201, two the baffles 202 divide the inner cavity of the tower body 201 into an upper cavity 203, a middle cavity 204 and a lower cavity 205, a plurality of water pipes 206 are provided in the tower body 201, the water pipes 206 run through the middle cavity 204, both ends of the water pipes 206 are respectively communicated with the upper cavity 203 and the lower cavity 205, the side wall or the bottom wall of the lower cavity 205 is provided with a smoke inlet hole, the side wall or the bottom wall of the lower cavity 205 is provided with a drain hole, the side wall or the top wall of the upper cavity 203 is provided with a smoke outlet hole, and the side wall or.

In this embodiment, the side wall of the lower chamber 205 is provided with a smoke inlet. In this embodiment, the side wall of the lower chamber 205 is provided with a drain hole. In this embodiment, a plurality of the water pipes 206 are uniformly distributed.

In this embodiment, the water pipe 206 is fixed on the two partition plates 202, and the water pipe 206 penetrates through the two partition plates 202.

In order to realize the recycling of the alkaline solution, the water pump is further included in the embodiment, a water inlet end of the water pump is communicated with the drain hole, and a water outlet end of the water pump is communicated with the water inlet hole.

In order to achieve a better cooling effect on the flue gas, the middle cavity 204 is filled with a cooling liquid in this embodiment. In this embodiment, the cooling fluid is water.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides a hydrogen cremation device, its characterized in that, includes cremator (1), cold and hot exchange desulfurizing tower (2) and electric precipitation tar trapper (3), cremator (1) can carry out the cremation and emit into cold and hot exchange desulfurizing tower (2) with the flue gas that the cremation produced to the object, cold and hot exchange desulfurizing tower (2) can cool down and the desulfurization and the flue gas after will handling emits into electric precipitation tar trapper (3) to the flue gas that gets into, electric precipitation tar trapper (3) can remove dust to the flue gas that gets into.

2. The hydrogen cremation device according to claim 1, wherein the cremator (1) comprises a furnace body (101) and a first hydrogen burner (103), the furnace body (101) is provided with a hearth (102), the furnace body (101) is provided with a first air inlet, a first air inlet and a smoke outlet (106), the first air inlet and the smoke outlet (106) are communicated with the hearth (102), the first hydrogen burner (103) is communicated with the first air inlet, the first hydrogen burner (103) can spray hydrogen flames to the first air inlet, and the smoke outlet (106) is communicated with a smoke inlet hole of the cold and heat exchange desulfurization tower (2).

3. The hydrogen cremation device according to claim 2, further comprising a first induced draft fan (104), wherein the first induced draft fan (104) is communicated with the first air inlet, and the first induced draft fan (104) can introduce air into the first air inlet.

4. A hydrogen cremation device according to claim 2, further comprising a second hydrogen burner (105), wherein the smoke outlet (106) is communicated with the furnace (102) through a smoke exhaust channel, the furnace body (101) is provided with a second air inlet, the second air inlet is communicated with the smoke exhaust channel, the second hydrogen burner (105) is communicated with the second air inlet, and the second hydrogen burner (105) can spray hydrogen flames to the second air inlet.

5. The hydrogen cremation device according to claim 4, further comprising a second induced draft fan (108), wherein the furnace body (101) is provided with a second air inlet, the second air inlet is communicated with the smoke exhaust channel, the second induced draft fan (108) is communicated with the second air inlet, and the second induced draft fan (108) can introduce air into the second air inlet.

6. The hydrogen cremation device according to claim 1, wherein the heat exchange desulfurization tower (2) comprises a tower body (201), two partition plates (202) are arranged in the tower body (201), the two partition plates (202) divide an inner cavity of the tower body (201) into an upper cavity (203), a middle cavity (204) and a lower cavity (205), a plurality of water pipes (206) are arranged in the tower body (201), the water pipes (206) penetrate through the middle cavity (204), two ends of each water pipe (206) are respectively communicated with the upper cavity (203) and the lower cavity (205), a smoke inlet hole is formed in a side wall or a bottom wall of the lower cavity (205), a water drain hole is formed in a side wall or a bottom wall of the upper cavity (203), a smoke outlet hole is formed in a side wall or a top wall of the upper cavity (203), and a water inlet hole is formed in a side wall or a top wall of the upper cavity (203).

7. A hydrogen cremator according to claim 6 wherein said plurality of water tubes (206) are evenly distributed.

8. A hydrogen cremation device according to claim 6, wherein the water pipe (206) is fixed to the two partitions (202) and the water pipe (206) penetrates the two partitions (202).

9. The hydrogen cremation device of claim 6, further comprising a water pump, wherein the water inlet end of the water pump is communicated with the water discharge hole, and the water outlet end of the water pump is communicated with the water inlet hole.

10. A hydrogen cremator according to claim 6 wherein the central chamber (204) is filled with a cooling fluid.