CN221629756U

CN221629756U - Incinerator system of small household garbage grate furnace

Info

Publication number: CN221629756U
Application number: CN202322845208.0U
Authority: CN
Inventors: 黄红军
Original assignee: Shanghai Baoda Environment Technology Co ltd
Current assignee: Shanghai Baoda Environment Technology Co ltd
Priority date: 2023-10-23
Filing date: 2023-10-23
Publication date: 2024-08-30
Anticipated expiration: 2033-10-23

Abstract

The utility model discloses a small household garbage grate furnace incineration system, and relates to the field of garbage treatment. The scheme is proposed below, it includes burns burning furnace, dry-type deacidification tower and supporting platform, burn the side of burning furnace and be fixed with the blast pipe, and the other end and the dry-type deacidification tower side fixed connection of blast pipe, be fixed with the conveying pipe on the supporting platform, the inner wall of conveying pipe is fixed with the heat conduction cover, the heat conduction cover spiral distributes, the surface of conveying pipe is equipped with exhaust assembly, exhaust assembly comprises air duct and exhaust fan, the both ends of air duct are connected fixedly with the upper surface of conveying pipe and the end of giving vent to anger of exhaust fan respectively, and the inlet end of exhaust fan passes through the pipe and links to each other with the blast pipe, the inner chamber of air duct communicates with the inner chamber of heat conduction cover. Waste gas generated by pyrolysis in the incinerator is carried with heat and enters the heat conducting cover through the air duct, the heat is conducted into the conveying pipe through the heat conducting cover to preheat the garbage in conveying, and the waste gas enters the drying layer of the incinerator again, so that the garbage drying time can be shortened.

Description

Incinerator system of small household garbage grate furnace

Technical Field

The utility model relates to the field of garbage treatment, in particular to a small household garbage grate furnace incineration system.

Background

The treatment mode of the household garbage generally comprises landfill and incineration, wherein the garbage incineration is generally divided into pyrolysis incineration, waste gas treatment and dust removal, and the combustion discharged gas is more environment-friendly after the treatment of the steps.

The incinerator that present msw incineration used is generally vertical, from top to bottom divide into dry layer, pyrolysis gasification layer, combustion layer and ash discharging layer, and after the garbage was added from the incinerator roof, utilize the heat in the incinerator to dry the rubbish, and the rubbish reaches certain temperature and carries out pyrolysis gasification, but in the present system of burning, the rubbish is sent into the incinerator in batches through the hopper, and the rubbish is piled up in dry layer and is dried, and the rubbish middle part is heated slowly, and drying effect is poor, influences incineration efficiency.

Disclosure of utility model

Object of the utility model

In view of the above, the utility model aims to provide a small household garbage grate furnace incineration system so as to realize pre-drying and improve drying efficiency and incineration efficiency.

(II) technical scheme

In order to achieve the technical purpose, the utility model provides a small household garbage grate furnace incineration system:

the device comprises an incinerator, a dry deacidification tower and a supporting platform, wherein an exhaust pipe is fixed on the side face of the incinerator, the other end of the exhaust pipe is fixedly connected with the side face of the dry deacidification tower, a feeding pipe is fixed on the supporting platform, a heat conduction cover is fixed on the inner wall of the feeding pipe, the heat conduction cover is spirally distributed, an exhaust assembly is assembled on the outer surface of the feeding pipe and consists of an air duct and an exhaust fan, two ends of the air duct are respectively connected and fixed with the upper surface of the feeding pipe and the air outlet end of the exhaust fan, the air inlet end of the exhaust fan is connected with the exhaust pipe through a guide pipe, and the inner cavity of the air duct is communicated with the inner cavity of the heat conduction cover.

Preferably, a screen plate is fixed in the incinerator, the screen plate divides the inside of the incinerator into four chambers, and the exhaust pipe is communicated with the inner cavity of the incinerator.

Preferably, the inner cavity of the exhaust pipe is communicated with the inner cavity of the dry deacidification tower, a dust screen is embedded at the end part of the exhaust pipe connected with the incinerator, and a feed hopper is fixed on the outer surface of the feed pipe.

Preferably, one end of the feeding pipe, which is close to the incinerator, is fixedly provided with a discharge box, one end of the discharge box, which is away from the feeding pipe, is fixedly connected with the side surface of the incinerator, and one end of the discharge box, which is away from the incinerator, is provided with a discharge port, and an inner cavity of the discharge box is communicated with the inner cavity of the incinerator through the discharge port.

Preferably, a sealing door for sealing the discharge port is arranged on the side face of the discharge port, the sealing door is rotationally connected with the discharge box through a hinge, an electromagnet is fixed on the outer surface of the discharge box, and the sealing door is in adsorption connection with the discharge box through the electromagnet.

Preferably, one end of the feeding pipe far away from the discharge box is fixedly provided with a motor, an auger is arranged in the feeding pipe, two ends of the auger are respectively connected with the feeding pipe and the discharge box in a rotating mode, and the output end of the motor is fixedly connected with the end portion of the auger through a coupler.

Preferably, the auger comprises an optical axis and a helical blade, the helical blade is fixed on the optical axis in a helical manner, a poking plate is fixed on the outer surface of the optical axis, and one side of the poking plate, facing the heat conducting cover, is in a saw-tooth shape.

From the above technical scheme, the application has the following beneficial effects:

1: through being equipped with the conveying pipe on supporting platform, send rubbish in to the incinerator through the conveying pipe, waste gas that produces in the incinerator heat carries the heat to get into in the heat conduction cover through the air duct, preheats the rubbish in carrying in the conveying pipe with heat conduction cover introducing into the conveying pipe, reentrant incinerator's dry layer after, can shorten rubbish drying time to improve drying efficiency and burn efficiency.

2: Through rotating at the conveying pipe and connecting the auger to be fixed with on the auger and dial the board, motor drive auger rotates, utilizes helical blade can carry rubbish, and when rubbish passes through between dialling board and the heat conduction cover simultaneously, can extrude the rubbish and break up, lets rubbish fully contact with the heat conduction cover, further improves drying efficiency and burns efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the whole structure of a small household garbage grate furnace incineration system provided by the utility model;

FIG. 2 is a schematic diagram of a top view structure of a small household garbage grate furnace incineration system provided by the utility model;

FIG. 3 is a schematic view of the cross-sectional structure of the small-sized garbage grate furnace incineration system shown in the section A-A of FIG. 2;

FIG. 4 is a schematic view of the overall structure of the feed pipe of FIG. 1 of the small-sized household garbage grate furnace incineration system provided by the utility model;

fig. 5 is a schematic diagram of a system flow of the small household garbage grate furnace incineration system provided by the utility model.

Description of the drawings: 1. an incinerator; 11. an exhaust pipe; 2. a dry deacidification tower; 3. a support platform; 4. a feed pipe; 41. a feed hopper; 42. a motor; 43. an auger; 44. a heat conductive cover; 45. a poking plate; 46. a discharge box; 47. sealing the door; 5. an air duct; 6. and an exhaust fan.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures may be shown in exaggerated form in particular figures to illustrate related details or structures of embodiments of the present disclosure.

The existing small-sized household garbage pyrolysis incineration system vehicles convey garbage to a discharge hall, the garbage is discharged into a garbage storage pit for storage, then household garbage is added into an incinerator by clamping jaws for primary incineration, then waste gas is introduced into a waste heat boiler for secondary utilization, then the waste gas enters a flue gas reaction tower for cooling and deacidification, and finally the waste gas is discharged after being treated by a dry deacidification tower and a dust removal tower in sequence.

Referring to fig. 1-5:

The small household garbage grate incinerator incineration system comprises an incinerator 1, a dry type deacidification tower 2 and a supporting platform 3, wherein an exhaust pipe 11 is fixed on the side face of the incinerator 1, the other end of the exhaust pipe 11 is fixedly connected with the side face of the dry type deacidification tower 2, a screen plate is fixed in the incinerator 1, the interior of the incinerator 1 is divided into four chambers by the screen plate, the four chambers are respectively a drying layer, a pyrolysis layer, a combustion layer and an ash discharging layer, the exhaust pipe 11 is communicated with the inner cavity of the incinerator 1, the inner cavity of the exhaust pipe 11 is communicated with the inner cavity of the dry type deacidification tower 2, waste gas generated by pyrolysis enters the dry type deacidification tower 2 through the exhaust pipe 11 to be deacidified, and a dust screen is embedded in the end part of the exhaust pipe 11 connected with the incinerator 1 to prevent large-particle garbage from entering the exhaust pipe 11;

Further, as shown in fig. 1 and 3, a feeding pipe 4 is fixed on the supporting platform 3, a feeding hopper 41 is fixed on the outer surface of the feeding pipe 4 for feeding, a heat conducting cover 44 is fixed on the inner wall of the feeding pipe 4, the heat conducting cover 44 is made of a material with good heat conductivity, heat conducting is facilitated, the heat conducting cover 44 is spirally distributed, a sealed space is formed between the heat conducting cover 44 and the inner wall of the feeding pipe 4, an exhaust assembly is assembled on the outer surface of the feeding pipe 4, the exhaust assembly is composed of an air duct 5 and an exhaust fan 6, two ends of the air duct 5 are respectively connected and fixed with the upper surface of the feeding pipe 4 and the air outlet end of the exhaust fan 6, the air inlet end of the exhaust fan 6 is connected with the exhaust pipe 11 through a conduit, the inner cavity of the air duct 5 is communicated with the inner cavity of the heat conducting cover 44, and exhaust gas discharged through the exhaust pipe 11 can be sent into the air duct 5 through the operation of the exhaust fan 6 and then enters the heat conducting cover 44;

It should be noted that, a pipe (not shown) is installed at the end of the heat conducting cover 44, the pipe is fixed with the dry deacidification tower 2, and the gas in the heat conducting cover 44 can finally flow back into the dry deacidification tower 2.

As shown in fig. 3 and 4, one end of the feeding pipe 4, which is close to the incinerator 1, is fixed with a discharge box 46, one end of the discharge box 46, which is away from the feeding pipe 4, is fixedly connected with the side surface of the incinerator 1, a discharge port is formed in one end of the discharge box 46, which is away from the incinerator 1, an inner cavity of the discharge box 46 is communicated with the inner cavity of the incinerator 1 through the discharge port, a sealing door 47 for sealing the discharge port is arranged on the side surface of the discharge port, the sealing door 47 is rotationally connected with the discharge box 46 through a hinge, an electromagnet is fixed on the outer surface of the discharge box 46, the sealing door 47 is in adsorptive connection with the discharge box 46 through the electromagnet, the electromagnet is powered off, the sealing door 47 can be opened, and garbage can be discharged into the dry deacidification tower 2 from the discharge port.

More preferably, as shown in fig. 3, a motor 42 is fixed at one end of the feeding pipe 4 far away from the discharge box 46, an auger 43 is arranged in the feeding pipe 4, two ends of the auger 43 are respectively and rotatably connected with the feeding pipe 4 and the discharge box 46, an output end of the motor 42 is fixedly connected with an end of the auger 43 through a coupling, and the motor 42 drives the auger 43 to rotate so as to convey garbage to the discharge box 46.

And auger 43 comprises optical axis and helical blade, and helical blade spiral is fixed on the optical axis, and the surface mounting of optical axis has a plectrum 45, and plectrum 45 is the cockscomb structure towards one side of heat conduction cover 44, and cockscomb structure plectrum 45 does benefit to breaking up rubbish, and plectrum 45 rotates along with auger 43, can extrude rubbish and heat conduction cover 44 surface fully contact.

Working principle: when the incinerator 1 and the dry deacidification tower 2 are connected into the whole incineration system, the incineration system can provide fuel gas for the incinerator 1, after garbage enters the incinerator 1, the garbage is firstly dried, pyrolyzed and combusted by heat in the incinerator 1, finally ash is discharged from the bottom of the incinerator 1, waste gas generated by pyrolysis enters the dry deacidification tower 2 for deacidification, the deacidification is matched with active carbon and sodium bicarbonate, and the deacidified gas of the dry deacidification tower 2 can be discharged into a dust remover in the incineration system for dust removal, so that the technology disclosed by the prior art is not excessively described;

The garbage enters the feeding pipe 4 through the feeding hopper 41, the auger 43 is driven to rotate through the motor 42, the garbage is conveyed to the discharge box 46 under the rotation of the spiral blade, the garbage is extruded and scattered between the poking plate 45 and the heat conducting cover 44, the garbage is fully contacted with the heat conducting cover 44, meanwhile, waste gas generated by pyrolysis is pumped into the air duct 5 through the air duct 5, the waste gas enters the heat conducting cover 44 to heat and pre-dry the garbage, after the garbage enters the discharge box 46, the external controller can control the electromagnet to be powered off, the sealing door 47 is opened, and the garbage can enter the incinerator 1.

The exemplary implementation of the solution proposed by the present disclosure has been described in detail hereinabove with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and adaptations can be made to the specific embodiments described above and that various combinations of the technical features, structures proposed by the present disclosure can be made without departing from the scope of the present disclosure, which is defined by the appended claims.

Claims

1. The utility model provides a small-size domestic waste grate furnace burns system, includes burns burning furnace (1), dry-type deacidification tower (2) and supporting platform (3), the side of burning furnace (1) is fixed with blast pipe (11), just the other end and the dry-type deacidification tower (2) side fixed connection of blast pipe (11), a serial communication port, be fixed with conveying pipe (4) on supporting platform (3), the inner wall of conveying pipe (4) is fixed with heat conduction cover (44), heat conduction cover (44) spiral distribution, the surface of conveying pipe (4) is equipped with exhaust assembly, and exhaust assembly comprises air duct (5) and exhaust fan (6), the both ends of air duct (5) are connected fixedly with the upper surface of conveying pipe (4) and the end of giving vent to anger of exhaust fan (6) respectively, just the inlet end of exhaust fan (6) links to each other with blast pipe (11) through the pipe, the inner chamber of air duct (5) communicates with the inner chamber of heat conduction cover (44).

2. The small household garbage grate furnace incineration system according to claim 1, wherein a screen plate is fixed in the incinerator (1), the screen plate divides the inside of the incinerator (1) into four chambers, and the exhaust pipe (11) is communicated with the inner cavity of the incinerator (1).

3. The incineration system of the small household garbage grate furnace according to claim 1, wherein an inner cavity of the exhaust pipe (11) is communicated with an inner cavity of the dry deacidification tower (2), a dust screen is embedded at the end part of the exhaust pipe (11) connected with the incinerator (1), and a feed hopper (41) is fixed on the outer surface of the feed pipe (4).

4. The incineration system of the small household garbage grate furnace according to claim 1, wherein one end of the feeding pipe (4) close to the incinerator (1) is fixedly provided with a discharge box (46), one end of the discharge box (46) deviating from the feeding pipe (4) is fixedly connected with the side surface of the incinerator (1), one end of the discharge box (46) deviating from the incinerator (1) is provided with a discharge port, and an inner cavity of the discharge box (46) is communicated with the inner cavity of the incinerator (1) through the discharge port.

5. The incineration system of the small household garbage grate furnace according to claim 4, wherein a sealing door (47) for sealing the discharge opening is arranged on the side face of the discharge opening, the sealing door (47) is rotationally connected with the discharge box (46) through a hinge, an electromagnet is fixed on the outer surface of the discharge box (46), and the sealing door (47) is in adsorption connection with the discharge box (46) through the electromagnet.

6. The incineration system of the small household garbage grate furnace according to claim 4, wherein a motor (42) is fixed at one end of the feeding pipe (4) far away from the discharge box (46), an auger (43) is arranged in the feeding pipe (4), two ends of the auger (43) are respectively and rotatably connected with the feeding pipe (4) and the discharge box (46), and an output end of the motor (42) is fixedly connected with the end part of the auger (43) through a coupling.

7. The incineration system of the small household garbage grate furnace according to claim 6, wherein the auger (43) is composed of an optical axis and a spiral blade, the spiral blade is spirally fixed on the optical axis, a poking plate (45) is fixed on the outer surface of the optical axis, and one side of the poking plate (45) facing the heat conducting cover (44) is in a zigzag shape.