CN216203377U

CN216203377U - Small garbage incinerator

Info

Publication number: CN216203377U
Application number: CN202122502876.4U
Authority: CN
Inventors: 薛星
Original assignee: Qingdao Xihai Environmental Technology Co ltd
Current assignee: Qingdao Xihai Environmental Technology Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-05
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the technical field of waste incineration and discloses a small-sized waste incinerator which comprises two supports, wherein an incineration control cabinet is placed on the left side of one support, the top of one support is connected with an incinerator body, a blanking hopper is arranged on one side of the top end of the incinerator body, and a plasma ignition device is arranged on one side of the bottom end of the incinerator body. This small-size waste incinerator adopts slope blanking pipe structure to guarantee that the feed is normal in succession, can not reduce because of furnace temperature during the operation, throw the material once more after the incident treatment and need heat with plasma, adopt the plasma ignition structure, only need clean energy electric energy when heating equipment, it is convenient to use than oil and gas, heat environmental protection safe and reliable more than oil gas, heat preservation structure has higher thermal inertia in order to guarantee the furnace inner space in the adoption, shorten plasma operation operating time, improve plasma life, can protect the plasma spout not damaged simultaneously.

Description

Small garbage incinerator

Technical Field

The utility model relates to the technical field of waste incineration, in particular to a small-sized waste incinerator.

Background

In the vast and rare areas of China, because the geographical environment limits the treatment mode that the collected domestic garbage can not be burned in a centralized manner, the garbage is treated in a local burying manner in the prior art, so that the pollution to the underground environment is caused, and the country requires small garbage incinerator equipment to be arranged in the area for solving the problem, so that the garbage is burned in the local area, and pollution-free treatment is realized.

The small-size waste incineration of early design and use is generally similar to the stove type of burning by hand, only carry out preliminary treatment to rubbish can, it can not reach new environmental protection emission requirement to lead to the fume emission because of the design reason, there is higher hidden danger in the time of equipment operation simultaneously, this kind of waste incinerator starts the heat source and is oil or natural gas, need be equipped with oil gas storage device and fuel gas pipeline for this reason, and the deposit of oil and gas all has certain danger, the excessive deflagration that can cause the burning furnace of oil gas volume of spouting during the start-up, cause the destruction of stove body and entire system, can also produce the damage to the boiler room seriously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a small garbage incinerator which reduces the number of mechanical transmission devices, reduces the equipment operation failure rate, reduces the power consumption and the equipment maintenance, is safer and more reliable in operation and solves the problems in the background technology.

The utility model provides the following technical scheme: a small garbage incinerator comprises two supports, wherein an incineration control cabinet is placed on the left side of one support, an incinerator body is connected to the top of one support, a blanking hopper is arranged on one side of the top of the incinerator body, a plasma ignition device is arranged on one side of the bottom of the incinerator body, a smoke exhaust hole is formed in the top of an inner cavity of the incinerator body, a smoke exhaust pipe is clamped in the inner cavity of the smoke exhaust hole, a slag discharge pipe is connected to the bottom of the inner cavity of the incinerator body, the bottom of the slag discharge pipe extends to the outer side of the incinerator body, a control valve is arranged on one side of the bottom of the slag discharge pipe, an anti-explosion device is arranged in the middle of the top of the incinerator body, a manhole is formed in the middle of the bottom of the incinerator body, a combustion air pipe and a temperature measuring hole are uniformly formed in one side of the inner cavity of the incinerator body, and the combustion air pipe and the temperature measuring hole are alternately arranged, the other side of the inner cavity of the incinerator body is uniformly provided with another air combustion pipe, one side of the incinerator body is provided with a first air blower, an air outlet of the first air blower is connected with one end of the air combustion pipe, the other end of the air combustion pipe extends into the inner cavity of the incinerator body, the right side of the incinerator body is provided with another support, the inner side of the other support is provided with a cooling water tank, the top of the cooling water tank is connected with a water pump, a water inlet of the water pump is connected with a water inlet pipe, the other end of the water inlet pipe extends to the bottom end of the inner cavity of the cooling water tank, a water outlet of the water pump is connected with a water outlet pipe, one side of the top end of the inner cavity of the other support is connected with a second air blower, an air outlet pipe is connected with the top of the right side of the other support, the top of the support is connected with a bag dust collector and an induced draft fan, an air inlet of the induced draft fan is connected with an air outlet of the bag dust collector, the other top of the support is connected with a supporting cylinder, the middle part of the inner cavity of the supporting cylinder is connected with an air spraying pipe, air outlet holes are uniformly arranged on the side wall of the air spraying pipe, the other end of the air outlet pipe is connected with the bottom of the air spraying pipe, two spiral pipes which are wound together are arranged in the inner cavity of the supporting cylinder, the air spraying pipe is positioned in the middle of the inner cavity of each spiral pipe, the other end of the flue gas eduction pipe is connected with the top of each spiral pipe, the bottom of each spiral pipe is connected with one end of a connecting flue, the other end of the connecting flue is connected with an air inlet of a bag-type dust collector, the other end of a water outlet pipe is connected with the bottom of the other spiral pipe, the top of the other spiral pipe is connected with a backflow pipe, the other end of the backflow pipe extends to the top of the inner cavity of the cooling water tank, the top of the right side of the supporting cylinder is connected with a fixing sleeve, the inner cavity of the fixing sleeve is fixedly connected with a smoke exhaust pipe, and the air outlet of the draught fan is connected with the bottom of the smoke exhaust pipe through a connecting pipe, and a cooling control cabinet is arranged on the right side of the support.

Preferably, the side wall of the incinerator body comprises a shell, the inner side of the shell is connected with a heat insulation layer, and the inner side of the heat insulation layer is connected with a fireproof pouring material layer.

Preferably, the blanking hopper comprises a square hopper, the bottom of the square hopper is connected with a round material pipe, the bottom end of the round material pipe extends to the inner cavity of the incinerator body, one side of the bottom end of the round material pipe is provided with a sealing air pipe, an included angle between the sealing air pipe and the round material pipe is forty-five degrees, and the bottom of the sealing air pipe is connected with an air outlet of the first air blower through a connecting air pipe.

Preferably, a cooling water pipe is wound on the outer surface of the plasma ignition device, one end of the cooling water pipe is connected with the water outlet pipe, and the other end of the cooling water pipe is connected with the return pipe.

Preferably, explosion-proof equipment includes fixed plate, explosion-proof door cover and explosion vent, be connected with the explosion-proof door cover on the fixed plate, there is the explosion vent one side of explosion-proof door cover through torsional spring connection, burn the top of burning furnace body and be equipped with the pressure release hole, the inner chamber joint of fixed plate and pressure release hole, the area of fixed plate is less than the area of pressure release hole, the explosion-proof door cover closely laminates with the inner wall in pressure release hole, and the explosion vent is located the outside in pressure release hole.

Compared with the existing small garbage incinerator, the utility model has the following beneficial effects:

1. this small-size waste incinerator adopts slope blanking pipe structure to guarantee that the feed is normal in succession, can not reduce because of furnace temperature during the operation, throw the material once more after the incident treatment and need heat with plasma, adopt the plasma ignition structure, only need clean energy electric energy when heating equipment, it is convenient to use than oil and gas, heat environmental protection safe and reliable more than oil gas, heat preservation structure has higher thermal inertia in order to guarantee the furnace inner space in the adoption, shorten plasma operation operating time, improve plasma life, can protect the plasma spout not damaged simultaneously.

2. This small-size waste incinerator, adopt the staged combustion mode, make contain the foul gas and obtain abundant burning, NOx's emission concentration in the flue gas is reduced simultaneously, it satisfies the environmental protection requirement to discharge, increase on incinerator upper portion from opening self-closing explosion vent, blanking pipe department is joined in marriage sealed wind and trompil department secondary seal device, can play the pressure release and prevent that the flue gas from returning the cluster effect, guarantee the cleanness of operation safety and environment, reduce mechanical transmission equipment quantity, reduce equipment operation fault rate, reduce the power consumption load of total system simultaneously, it is more economical and reliable to operate.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the incinerator body according to the present invention;

FIG. 3 is an enlarged view of the structure of the blanking hopper of the present invention;

fig. 4 is a schematic view of the structural explosion-proof device of the utility model.

In the figure: 1. a support; 2. an incinerator body; 3. a blanking hopper; 31. a square hopper; 32. a round material pipe; 33. sealing the air pipe; 4. a flue gas outlet pipe; 5. a support cylinder; 6. a first blower; 7. connecting the flue; 8. a bag-type dust collector; 9. an induced draft fan; 10. a smoke exhaust pipe; 11. a second blower; 12. an incineration control cabinet; 13. a cooling control cabinet; 14. an explosion-proof device; 141. a fixing plate; 142. an explosion-proof door cover; 143. an explosion vent; 15. a manhole; 16. a plasma ignition device; 17. a combustion air pipe; 18. a slag discharge pipe; 19. a housing; 20. a heat-insulating layer; 21. a refractory pouring material layer; 22. and (4) temperature measuring holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a small garbage incinerator comprises two supports 1, an incineration control cabinet 12 is placed on the left side of one support 1, an incinerator body 2 is connected to the top of one support 1, a blanking hopper 3 is arranged on one side of the top end of the incinerator body 2, garbage in the blanking hopper 3 enters the incinerator by inertia under the action of gravity, moisture and volatile matters in the garbage are separated out when the garbage is heated in the falling process, the garbage is combusted at the bottom of the incinerator, the garbage can be completely ensured to continuously enter the incinerator, the operation of the incinerator cannot be influenced by material interruption, a plasma ignition device 16 is arranged on one side of the bottom end of the incinerator body 2, the plasma ignition device 16 is arranged, the small garbage incinerator is quick to start, electric energy is needed, the small garbage incinerator is convenient to use, is more environment-friendly, safe and reliable compared with oil gas heating, and a smoke exhaust hole is formed in the top of an inner cavity of the incinerator body 2, the smoke outlet pipe 4 is clamped in the inner cavity of the smoke exhaust hole, the bottom of the inner cavity of the incinerator body 2 is connected with the slag discharge pipe 18, the bottom end of the slag discharge pipe 18 extends to the outer side of the incinerator body 2, a control valve is arranged on one side of the bottom end of the slag discharge pipe 18, the middle of the top end of the incinerator body 2 is provided with the explosion-proof device 14, through the arrangement of the explosion-proof device 14, the explosion-proof door can automatically open an air passage to release pressure when the explosion condition is generated in the use process of the incinerator, a door body can automatically close when the pressure of gas in the incinerator is reduced to normal, the safety of the incinerator is improved, the middle of the bottom end of the incinerator body 2 is provided with a manhole 15, one side of the inner cavity of the incinerator body 2 is uniformly provided with a combustion air pipe 17 and a temperature measurement hole 22, the combustion air pipe 17 and the temperature measurement hole 22 are alternately arranged, the other side of the inner cavity of the incinerator body 2 is uniformly provided with another combustion air pipe 17, and one side of the incinerator body 2 is provided with a blower 6, the air outlet of the first air blower 6 is connected with one end of the air burning pipe 17, the other end of the air burning pipe 17 extends into the inner cavity of the incinerator body 2, the heating wire is arranged in the air burning pipe 17, the air is heated by the heating wire when passing through the heating wire through the arrangement of the first air blower 6 and the air burning pipe 17, the temperature in the incinerator body 2 is not reduced when oxygen is supplemented to the incinerator body 2, the arrangement of different heights of the air burning pipe 17 can ensure that the arrangement of oxygen deficiency and oxygen enrichment phenomena can not be formed in the inner cavity of the incinerator body 2, oxygen-containing odor in garbage can be fully combusted, the odorless emission of smoke is ensured, and meanwhile, the graded combustion technology can obviously reduce the emission concentration of NOx to meet the emission requirement, the right side of the incinerator body 2 is provided with another support 1, the inner side of the other support 1 is provided with a cooling water tank, the top of the cooling water tank is connected with a water pump, the water inlet of the water pump is connected with a water inlet pipe, the other end of the water inlet pipe extends to the bottom end of the inner cavity of the cooling water tank, the water outlet of the water pump is connected with a water outlet pipe, one side of the top end of the inner cavity of the other support 1 is connected with a second air blower 11, the air outlet of the second air blower 11 is connected with an air outlet pipe, the top end of the right side of the other support 1 is connected with a support plate, the top of the support plate is connected with a bag-type dust remover 8 and an induced draft fan 9, the air inlet of the induced draft fan 9 is connected with the air outlet of the bag-type dust remover 8, the top of the other support 1 is connected with a support barrel 5, the middle part of the inner cavity of the support barrel 5 is connected with an air-jet pipe, air-jet pipe is uniformly provided with air outlet holes on the side wall of the air-jet pipe, the other end of the air-jet pipe is connected with the bottom of the air-jet pipe through the second air blower 11, the work of the second air blower 11 can blow air around an air inlet into the air spraying pipe, the air in the air spraying pipe is sprayed on the matched spiral pipes through the air outlet holes, the air and fluid in the spiral pipes generate heat exchange to facilitate the reduction of the temperature of fluid in the spiral pipes, the water cooling and air cooling are matched to rapidly reduce the temperature of smoke, the smoke is convenient to treat, two spiral pipes which are wound together are arranged in the inner cavity of the supporting cylinder 5, the air spraying pipe is positioned in the middle of the inner cavity of each spiral pipe, the other end of the smoke leading-out pipe 4 is connected with the top of one spiral pipe, the bottom of one spiral pipe is connected with one end of the connecting flue 7, the other end of the connecting flue 7 is connected with the air inlet of the bag-type dust collector 8, the bag-type dust collector 8 is of a dry-method bag-type structure, the other end of the water outlet pipe is connected with the bottom of the other spiral pipe, and the top of the other spiral pipe is connected with a return pipe, the other end of back flow extends to the top of cooling water tank inner chamber, and the top on a 5 right sides of supporting cylinder is connected with fixed cover, and the fixed pipe 10 of discharging fume that has cup jointed in inner chamber of fixed cover, and the air outlet of draught fan 9 is passed through the connecting pipe with the bottom of discharging fume pipe 10 and is connected, and cooling switch board 13 has been placed on the ground on another 1 right sides of support, and through the setting of draught fan 9, the work of draught fan 9 can make the air after the dust removal send into in discharging fume pipe 10, the discharge of the flue gas of being convenient for.

Wherein, burn the lateral wall of burning furnace body 2 and include shell 19, the inboard of shell 19 is connected with heat preservation 20, the inboard of heat preservation 20 is connected with fire-resistant pouring bed of material 21, setting through heat preservation 20 and fire-resistant pouring bed of material 21 has improved the refractoriness and the wear resistance of this burning furnace, 19 surperficial temperatures of shell are no longer than 50 degrees during the forward operation, reduce the thermal loss of furnace body, shorten plasma operation operating time, improve plasma life, can guarantee simultaneously that the plasma spout does not receive the damage, the burning of the rubbish of being convenient for.

The blanking hopper 3 comprises a square hopper 31, a round material pipe 32 is connected to the bottom of the square hopper 31, the bottom end of the round material pipe 32 extends to the inner cavity of the incinerator body 2, a sealing air pipe 33 is arranged on one side of the bottom end of the round material pipe 32, an included angle between the sealing air pipe 33 and the round material pipe 32 is forty-five degrees, the bottom of the sealing air pipe 33 is connected with an air outlet of a first air blower 6 through a connecting air pipe, through the arrangement of the sealing air pipe 33, the phenomenon that flue gas is reversely mixed to cause combustion outside the garbage incinerator can be avoided through air blown out of the sealing air pipe 33, secondary sealing is arranged at each opening of the incinerator body 2, and the phenomenon that the flue gas is leaked outside the opening is prevented.

Wherein, the surface winding of plasma ignition device 16 has condenser tube, condenser tube's one end and play water piping connection, and condenser tube's the other end and back flow connection, through condenser tube's setting, can give plasma ignition device 16 cooling, reduce plasma ignition device 16's power consumption load.

Wherein, explosion-proof equipment 14 includes fixed plate 141, explosion-proof door cover 142 and explosion vent 143, be connected with explosion-proof door cover 142 on the fixed plate 141, there is explosion-proof door 143 one side of explosion-proof door cover 142 through torsional spring connection, the top of burning furnace body 2 is equipped with the pressure release hole, fixed plate 141 and the inner chamber joint in pressure release hole, the area of fixed plate 141 is less than the area in pressure release hole, explosion-proof door cover 142 closely laminates with the inner wall in pressure release hole, explosion-proof door 143 is located the outside in pressure release hole, through explosion-proof equipment 14's setting, can outwards extrude explosion-proof door 143 when burning furnace body 2 internal pressure is too big, explosion-proof door 143 opens, burn the pressure discharge in the burning furnace body 2, after pressure is normal, explosion-proof door 143 gets back to initial position department under the effect of torsional spring.

The working principle is as follows: when the incinerator is fixed on a transport vehicle, the blanking hopper 3 is arranged on the side surface of the transport vehicle, when the incinerator is fixed on the ground, the blanking hopper 3 is fixed on the incinerator body 2, when the incinerator is used for incinerating garbage, the plasma ignition device 16 is started, when the plasma ignition device 16 heats the temperature in the incinerator body to about 600 ℃, the crushed garbage is conveyed into the blanking hopper 3 through a belt, the garbage falls into the blanking hopper 3 under the action of gravity, the blower I6 works, the blower I6 blows the outside air into the inner cavity of the incinerator body through the air combustion pipe 17, the garbage can be combusted, the oxygen in the incinerator is sufficient, the garbage and the smoke in the incinerator body can be fully combusted, the emission of NOx is reduced, meanwhile, odor (H2S) is burnt out, the generated smoke enters the spiral pipe connected with the smoke outlet pipe 4, the control system in the cooling control cabinet 13 controls the blower II 11 and the water pump to work, the combined action of air cooling and water cooling can quickly cool the flue gas, the cooled flue gas enters the bag-type dust collector 8 through the connecting flue, the bag-type dust collector 8 filters solid impurities in the flue gas, and the filtered gas enters the smoke exhaust pipe 10 under the action of the draught fan 9 and is discharged from the top end of the smoke exhaust pipe 10.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size waste incinerator, includes two supports (1), its characterized in that: an incineration control cabinet (12) is placed on the left side of the support (1), one top of the support (1) is connected with an incinerator body (2), a blanking hopper (3) is arranged on one side of the top of the incinerator body (2), a plasma ignition device (16) is arranged on one side of the bottom of the incinerator body (2), a smoke exhaust hole is arranged on the top of an inner cavity of the incinerator body (2), a smoke outlet pipe (4) is connected in the inner cavity of the smoke exhaust hole in a clamping manner, a slag discharge pipe (18) is connected to the bottom of the inner cavity of the incinerator body (2), the bottom of the slag discharge pipe (18) extends to the outer side of the incinerator body (2), a control valve is arranged on one side of the bottom of the slag discharge pipe (18), an explosion-proof device (14) is arranged in the middle of the top of the incinerator body (2), a manhole (15) is arranged in the middle of the bottom of the incinerator body (2), one side of the inner cavity of the incinerator body (2) is uniformly provided with a fuel pipe (17) and a temperature measuring hole (22), the fuel pipe (17) and the temperature measuring hole (22) are alternately arranged, the other side of the inner cavity of the incinerator body (2) is uniformly provided with another fuel pipe (17), one side of the incinerator body (2) is provided with a first air blower (6), an air outlet of the first air blower (6) is connected with one end of the fuel pipe (17), the other end of the fuel pipe (17) extends into the inner cavity of the incinerator body (2), the right side of the incinerator body (2) is provided with another support (1), the inner side of the other support (1) is provided with a cooling water tank, the top of the cooling water tank is connected with a water pump, a water inlet of the water pump is connected with a water inlet pipe, the other end of the water inlet pipe extends to the bottom end of the inner cavity of the cooling water tank, and a water outlet of the water pump is connected with a water outlet pipe, another one side on support (1) inner chamber top is connected with air-blower two (11), the air outlet of air-blower two (11) is connected with out the tuber pipe, another the top on support (1) right side is connected with the backup pad, and the top of backup pad is connected with sack cleaner (8) and draught fan (9), the air intake of draught fan (9) is connected with the air outlet of sack cleaner (8), another the top of support (1) is connected with supporting cylinder (5), the middle part of supporting cylinder (5) inner chamber is connected with the blowout pipe, evenly is equipped with the exhaust vent on the lateral wall of blowout pipe, and the other end that goes out the tuber pipe is connected with the bottom of blowout pipe, be equipped with two spiral pipes that twine together in the inner chamber of supporting cylinder (5), the blowout pipe is located the middle part of the inner chamber of screwed pipe, the other end of flue gas outlet pipe (4) is connected with the top of a spiral pipe, the bottom of a spiral pipe is connected with the one end of being connected flue (7), the other end of connecting flue (7) and the air intake connection of sack cleaner (8), the other end of outlet pipe is connected with the bottom of another spiral pipe, and the top of another spiral pipe is connected with the back flow, and the other end of back flow extends to the top of cooling water tank inner chamber, the top on support cylinder (5) right side is connected with fixed cover, and the fixed cover of inner chamber of fixed cover has connect and has discharged fume pipe (10), the air outlet of draught fan (9) is passed through the connecting pipe with the bottom of discharging fume pipe (10) and is connected, another cooling switch board (13) have been placed on the right side of support (1).

2. A small sized garbage incinerator according to claim 1, wherein: the lateral wall of the incinerator body (2) comprises a shell (19), the inner side of the shell (19) is connected with a heat insulation layer (20), and the inner side of the heat insulation layer (20) is connected with a fireproof pouring material layer (21).

3. A small sized garbage incinerator according to claim 1, wherein: the blanking hopper (3) comprises a square hopper (31), the bottom of the square hopper (31) is connected with a round material pipe (32), the bottom end of the round material pipe (32) extends to the inner cavity of the incinerator body (2), one side of the bottom end of the round material pipe (32) is provided with a sealing air pipe (33), the included angle between the sealing air pipe (33) and the round material pipe (32) is forty-five degrees, and the bottom of the sealing air pipe (33) is connected with an air outlet of the first blower (6) through a connecting air pipe.

4. A small sized garbage incinerator according to claim 1, wherein: and a cooling water pipe is wound on the outer surface of the plasma ignition device (16), one end of the cooling water pipe is connected with a water outlet pipe, and the other end of the cooling water pipe is connected with a return pipe.

5. A small sized garbage incinerator according to claim 1, wherein: explosion-proof equipment (14) are including fixed plate (141), explosion door cover (142) and explosion vent (143), be connected with explosion door cover (142) on fixed plate (141), there is explosion door (143) one side of explosion door cover (142) through torsional spring coupling, the top of burning furnace body (2) is burnt and is equipped with the pressure release hole, the inner chamber joint in fixed plate (141) and pressure release hole, the area of fixed plate (141) is less than the area of pressure release hole, explosion door cover (142) closely laminates with the inner wall in pressure release hole, and explosion vent (143) are located the outside in pressure release hole.