CN201462857U

CN201462857U - Mould sludge incinerator

Info

Publication number: CN201462857U
Application number: CN2009200977783U
Authority: CN
Inventors: 史海峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-15
Filing date: 2009-07-15
Publication date: 2010-05-12
Anticipated expiration: 2019-07-15

Abstract

The utility model relates to a mould sludge incinerator, which comprises a combustor, a grate system, a slagging system and a mould sludge feeding system, wherein the grate system is installed at the lower bottom of the combustor, the slagging system is placed below grates, and the grate system is formed by the grates and a grate drive. Besides, the grate system includes fixed grates and sliding grates which are arranged at intervals, wherein the fixed grates are arranged on two sides of the grate system and close to the wall of the incinerator; each sliding grate is arranged between each two adjacent fixed grates; and the sliding grates are capable of axially reciprocating and sliding in a group or individually. In addition, a movable handle is arranged at one end of each sliding grate extending out of the incinerator; the grates outside the movable handle drive and control the movable handle to move axially; and the mould sludge feeding system arranged on the upper portion of an incinerator body is formed by a mould sludge bucket, a mould sludge screening slideway, a mould sludge feeding controller and a mould sludge feeding slideway. The mould sludge incinerator has the advantages of simple overall structure, scientific and reasonable design, high heat energy using efficiency, fine incineration effect and high production efficiency, thereby being a comparatively advanced industrial sludge incinerator.

Description

A kind of type mud incinerator

Technical field

The utility model relates to the sludge incinerator in the sewage disposal device, especially a kind of type mud incinerator.

Background technology

Sewage treatment plant carries out the mud that produced after the water treatment, and after preliminary concentrating, moisture content needs to adopt organic polymer coargulator to flocculate still more than 80% usually, and the liquid viscosity of flocculant is higher, still is the thickness colloidal substance through mud behind the mechanical dehydration.It is more that these mud contain harmful material, can not as fertilizer sources, and can not directly bury again and abandon processing, therefore burning is a kind of both economical way.But in burning process, the technical problem that existing incinerator exists is: 1, the water evaporates of mud is a steam, and organic compound combustion produces carbon dioxide and pernicious gas, is very easy to cause secondary pollution; 2, dust can be formed behind the drying sludge, secondary pollution can be caused equally; 3, existing industrial incinerator mainly adopts other thermals source to burn, and has wasted a large amount of energy.

By retrieval, find three pieces of burning facilities relevant with present patent application.1, a kind of fluidized bed incinerator (99801063.4), this incinerator is when burning sewage sludge of high-moisture percentage or municipal refuse the like waste, can improve the thermal capacity of the upper space of fluid bed furnace, the proterties that can eliminate because of the variation of its load or discarded object changes the temperature anomaly that the local temperature that causes reaches timeliness unusually, be blown into primary air from the fluosolids below, make the fluidizing agent bubbling fluidization, along with the bubbling of the mobile layer of sand face in this bubbling fluidization district breaks, particle is blown afloat and is formed splash zone, import auxiliary air to this splash zone, by this auxiliary air will fly out splash zone fluidizing agent by its top upper space be transported to outside the stove, make above-mentioned particle be back to above-mentioned bubbling fluidization district by exteenal reflux portion simultaneously, in addition, adjust the thermal capacity of above-mentioned upper space and keep the layer of sand temperature certain by the ratio of adjusting above-mentioned primary air and auxiliary air.2, a kind of industrial sludge circulating fluidized bed incinerator (93242549.6), comprise the close phase incineration area of fluid bed, fluid bed dilute phase incineration area, two cyclonic separation burning chamber arranged side by side, the smoke inlet of arranged tangential, the industrial sludge hothouse, dry waste gas ejecting port, material foldback mouth, the secondary air jet device, waste-heat recoverer, it is characterized in that having arranged cyclonic separation burning chamber, cyclonic separation burning chamber communicates with the industrial sludge hothouse, in the industrial sludge hothouse agitator is installed, the industrial sludge hothouse is communicated with the formation circulatory system with the fluidized combustion chamber by dry waste gas ejecting port and material foldback mouth.3, a kind of rotary type sludge mummification feeder (200620049454.9) that is used for sludge incinerator, by hopper, screw(-type) feeder, the swinging cylindrical shell is configured to propping up, the front end of swinging cylindrical shell is connected with the discharge end of screw(-type) feeder, hopper is connected with the feed end of screw(-type) feeder, the front end of swinging cylindrical shell is provided with an exhanst gas outlet, be connected with flue on the exhanst gas outlet, be provided with a flue gas recirculation blower fan in the flue, the inwall of swinging cylindrical shell is provided with inner fin, be provided with a shaft in the swinging cylindrical shell vertically, shaft is provided with stirring vane.The swinging cylindrical shell is the sludge incinerator feed, in the swinging cylindrical shell, utilize the hot flue gas in the sludge incinerator that mud is carried out mummification, realized mummification-burning integral, the intermediate links such as conveying of mud cooling, storage, conveying and mummification thermal medium between the drying and incineration have been saved, system simplification, occupation of land reduce, reduced cost of investment, heat loss reduces.

Though above-mentioned three pieces of patent documentations can solve some practical problems, structure is comparatively complicated, and cost is higher, and production efficiency is lower.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of burn effective, effectively avoid the high type mud incinerator of secondary pollution and production efficiency.

The utility model solves its technical problem and is achieved through the following technical solutions:

A kind of type mud incinerator comprises combustion chamber, fire grate system, dreg removing system and type mud dosing system, and the combustion chamber lower bottom part is equipped with fire grate system, and the fire grate below is a dreg removing system, wherein:

(1) combustion chamber comprises that body of heater, burner hearth, chimney constitute, and the arch top center is equipped with pyrometer couple for connecting the chimney of high-temperature flue on chimney;

(2) fire grate system is driven by fire grate, fire grate and constitutes, comprise fixed grate and slip fire grate and interval layout, wherein promptly close furnace wall, both sides is fixed grate, be provided with the slip fire grate between the adjacent fixed grate, the slip fire grate can be put in order group or singlely reciprocatingly slide vertically, it is movable handle that the slip fire grate stretches out the outer end of stove, and this activity handle drives its axially-movable of control by the fire grate of outside;

(3) dreg removing system is included in air compartment, body refuse storehouse and the intake stack under the fire grate, hot blast enters air compartment by intake stack, and enter the type mud layer by the fire grate gap, and air compartment's lower opening is also installed able to turn on or off air compartment's baffle plate, and air compartment baffle plate below is the body refuse storehouse;

(4) type mud dosing system is arranged on upper of furnace body, throw in slideway and constitute by type bucket, type mud screening slideway, type mud input controller, type mud, type bucket opening part connecting-type mud screening slideway, type mud screening slideway is a rectangular cavities that tilts to install, the other end connecting-type mud of type mud screening slideway is thrown in controller, type mud is thrown in controller connecting-type mud and is thrown in slideway, type mud is thrown in slideway and is formed for the round steel pipe bending of several internal diameters greater than type mud line degree, and the dispensing port that type mud is thrown in slideway is communicated with body of heater internal furnace and uniform setting around body of heater.

And described fire grate is made of many fishbone steel parts, and the slip fire grate is supported by the high temperature resistant sliding bearing that is fixed in two ends.

And, the intake stack of described dreg removing system be provided with slag trap, air compartment is a back taper, air compartment's baffle plate is controlled by air compartment's baffle plate handle.

And, the bottom of described type mud screening slideway is that several round steel rods or steel pipe vertically rearrange, steel rod or steel pipe gap are less than type mud line degree, described controller is to open rectangular opening and the opposite side cylindrical cavity for several circular holes on the lateral column face of a horizontal setting, its rectangular opening connects the screening slideway, and another side circular orifices connecting-type mud is thrown in slideway.

Advantage of the present utility model and beneficial effect are:

1, this incinerator employing type mud burns, and effectively avoided the generation of dust, and firing efficiency is higher.

2, this incinerator employing type mud screening tube shaped has improved type mud feeding efficient, avoids stopping up, and moves smooth and easyly, has effectively improved production efficiency.

3, this incinerator adopts the circular heating method of heat pipe hot-blast stove-incinerator-drying machine-heat pipe hot-blast stove, has improved the utilization rate of thermal source, has saved a large amount of energy.

4, this incinerator adopts the fixed grate and the moving grate interval mode of axial displacement, has effectively improved the effect of burning.

5, the utility model overall structure is simple, and design science is reasonable, and the utilization efficiency of heat energy height burns effectively, and the production efficiency height is a kind of comparatively advanced industrial sludge incinerator.

Description of drawings

Fig. 1 is structural profile front view of the present utility model (type mud screening passage pendulum turn 90 degrees);

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is that the A-A of Fig. 1 is to cross-sectional view;

Fig. 4 is that the B-B of Fig. 3 is to cross-sectional view;

Fig. 5 is fire grate vertical view of the present utility model (two kinds of motion state).

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing, by specific embodiment, and following examples are descriptive, are not determinate, can not limit protection domain of the present utility model with this.

A kind of type mud incinerator, its main body is made up of combustion chamber, fire grate system, dreg removing system and type mud dosing system.

The combustion chamber is the space of burning of type mud and various volatilization gas combustion decomposition, comprises that body of heater 3, burner hearth 4, chimney 2 constitute, and body of heater is the cylindricality cavity that steel cylinder inner lining refractory block and fire clay etc. constitute, and coats heat-insulation layer outside steel cylinder; Cavity is burner hearth, and the top of body of heater is an arch, and the arch top center is a chimney, and chimney connects high-temperature flue, and pyrometer couple 1 is installed on chimney.The cylindricality cavity of body of heater is that the burner hearth lower bottom part is equipped with fire grate system, is provided with by fire door 19 on the body of heater.

In order more clearly to illustrate structure of the present utility model, among Fig. 1 type mud dosing system has been carried out 90 and spent rotations.

Fire grate system is by fire grate 10, fire grate driving 22 and motor 24, reductor 23 constitutes, fire grate is made of many fishbone steel parts, comprise fixed grate 27 and slip fire grate 28 and interval layout, wherein promptly close furnace wall, both sides is fixed grate, be provided with a slip fire grate between two adjacent fixed grates, the slip fire grate is supported by the high temperature resistant sliding bearing (not having label) that is fixed in two ends, the slip fire grate can be put in order group (as more than two, present embodiment is two) or singlely reciprocatingly slide vertically, it is movable handle 21 that the slip fire grate stretches out the outer end of stove, and this activity handle can or also can be one (Fig. 5 represents) for (Fig. 2 represents) more than two; Movable handle drives its axially-movable of control by the fire grate of outside, and this fire grate drives to prior art, generally adopt connecting rod or cam mode, but also manpower reciprocatingly slides it.Fire grate drives by the driven by motor decelerator and realizes the power input.Burn to support mud layer 9 thereon less than the maximum dimension of type mud when normal condition in the gap of slip fire grate and fixed grate, when fire grate reciprocatingly slides when making the increase of fire grate gap, the type body refuse that burns falls from it.

Fire grate below is a dreg removing system, is included in air compartment 11, air compartment's baffle plate 18, body refuse storehouse 15 and intake stack 12 under the fire grate.Air compartment is a back taper, enters air compartment from the hot blast of the heat pipe hot-blast stove air intake flashboard 13 by intake stack, and enters mud layer by the fire grate gap; Slag trap 14 is established in the top of intake stack, and air compartment's lower opening is installed able to turn on or off air compartment's baffle plate, and this baffle plate is controlled by air compartment's baffle plate handle 17; This baffle plate is opened during deslagging, and body refuse falls into the body refuse storehouse by this mouthful, and this plate is closed during the incinerator operate as normal, and discharge by cleanout door 16 in the body refuse storehouse.

Type mud dosing system is arranged on upper of furnace body, to realize that free landing mode makes type mud enter body of heater. type mud dosing system is by type bucket 8, type mud screening slideway 7, type mud is thrown in controller 6, type mud is thrown in slideway 5 and is constituted, the type bucket is the funnel-shaped container of side, steel plate welding bottom opening, opening part connecting-type mud screening slideway, the screening slideway is a rectangular cavities that tilts to install, referring to Fig. 3,4, its bottom vertically rearranges for several round steel rods or steel pipe 26, steel rod or steel pipe gap are less than type mud line degree, advance type of furnace mud 25 and slip over thereon, imperfect type mud, broken mud or mud powder sift out at this; The medium-sized mud of present embodiment is spherical, also can be ovum shape or hollow ball-shape, can add the lime of some during moulding according to technology; The other end connecting-type mud of type mud screening slideway is thrown in controller. and controller is to open rectangular opening and the opposite side cylindrical cavity for several circular holes on the lateral column face of a horizontal setting, its rectangular opening connects the screening slideway, adopt motor 20 controls, another side circular orifices connecting-type mud is thrown in slideway; With the concentric rotating axle of putting of cylindrical cavity, plurality of partitions is installed on the axle radially, two dividing plates are slightly larger than type mud line degree at interval, the inner surface of dividing plate outer rim and cylindrical cavity has a little gap, dividing plate rotates with axle, the type mud that is got off by the screening slideway during rotation enters dividing plate at interval, rotate with axle, to the opposite side opening part, slipping into or roll into type mud and throw in slideway. type mud is thrown in slideway and is formed for the round steel pipe bending of several internal diameters greater than type mud line degree, cylindrical cavity side one circular hole and the sealing of each bar steel pipe one end connecting-type mud control dispenser, the type mud dispensing port that the other end connects on the body of heater also seals. and type mud dispensing port is the ceramic pipe that sidewall of the furnace body is passed in an inclination, the type mud of autotype muddy and slippery road landing is knocked down burner hearth through this earthenware. in the present embodiment, the dispensing port that type mud is thrown in slideway is uniform setting around body of heater, is four uniform dispensing ports shown in Fig. 2.

Claims

1. a type mud incinerator comprises combustion chamber, fire grate system, dreg removing system and type mud dosing system, and the combustion chamber lower bottom part is equipped with fire grate system, and the fire grate below is a dreg removing system, it is characterized in that:

2. a kind of type mud incinerator according to claim 1, it is characterized in that: described fire grate is made of many fishbone steel parts, and the slip fire grate is supported by the high temperature resistant sliding bearing that is fixed in two ends.

3. a kind of type mud incinerator according to claim 1 is characterized in that: the intake stack of described dreg removing system be provided with slag trap, air compartment is a back taper, air compartment's baffle plate is controlled by air compartment's baffle plate handle.

4. a kind of type mud incinerator according to claim 1, it is characterized in that: the bottom of described type mud screening slideway is that several round steel rods or steel pipe vertically rearrange, steel rod or steel pipe gap are less than type mud line degree, described controller is to open rectangular opening and the opposite side cylindrical cavity for several circular holes on the lateral column face of a horizontal setting, its rectangular opening connects the screening slideway, and another side circular orifices connecting-type mud is thrown in slideway.