CN102278763B - Pull-up push-down driven reverse push garbage incinerator - Google Patents
Pull-up push-down driven reverse push garbage incinerator Download PDFInfo
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- CN102278763B CN102278763B CN 201110230314 CN201110230314A CN102278763B CN 102278763 B CN102278763 B CN 102278763B CN 201110230314 CN201110230314 CN 201110230314 CN 201110230314 A CN201110230314 A CN 201110230314A CN 102278763 B CN102278763 B CN 102278763B
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Abstract
The invention discloses a pull-up push-down driven reverse push garbage incinerator, which comprises a feed hopper, a feeding mechanism, grates, a heath, a grate lee chamber, a slag falling well and a slag discharger, wherein the grates are divided into static grates and dynamic grates, the static grates and the dynamic grates are arranged alternately up and down to form a column, a dynamic grate drive consists of an upper section and a lower section, the driving mechanism of the upper section is arranged at the upper end of the grates, and the driving mechanism of the lower section is arranged at the lower end of the grates; and an air chamber is formed below the grates, and an electric air door is arranged on an air inlet pipeline of the air chamber. The garbage incinerator has the advantages that: the movement speed of the grates of each section is adjustable, and the grates can be properly lengthened, so that the burning treatment time is prolonged; the incinerator of different capacity can be combined; and the grates of each column are independently driven and do not interfere with one another, so the incinerator has simple structure and can be modularized. The intertwined garbage cluster is easily scattered, and the garbage is mixed uniformly and burnt stably; the incinerator is provided with a heat expansion absorption device, so that the grate sheets are not blocked due to expansion; and the air quantity of the air chamber can be adjusted, so that the garbage can be stably burnt.
Description
Technical field
The invention belongs to the burning city domestic garbage apparatus field.Relate in particular to backstepping fire grate garbage incinerator technology.Suitable especially low heat value, high ash content, high-moisture, without sorting and the large urban garbage disposal of calorific value fluctuation.
Background technology
The domestic waste incineration of prior art generally is divided into forwards incinerator and backstepping incinerator.The backstepping incinerator has two kinds: a kind of is the single driving of top pulling, the deficiency of this incinerator is: the bed of material is all with same speed drive, the not conglomeration in the Easy open rubbish, in the burning process, distance between the rubbish does not have large change, and the spacing when the refuse container chamber distance keeps entering burner hearth basically is until discharge transmit bed, rubbish does not launch fully and breaks up, and rubbish can not guarantee to burn thoroughly; The garbage disposal speed of after-flame is regulated and is restricted; The thickness of the bed of material is not easy evenly; Be subjected to intensity and structural limitations, general grate furnace row length is shorter, and to low heat value, high ash content, high-moisture, large without sorting and calorific value fluctuation, the waste incineration effect is undesirable.Another kind is the backstepping incinerators that drive more, the movement velocity of this each section of incinerator rubbish can be regulated respectively, can distribute the bed of material of rubbish comparatively even, its deficiency is: dryer section, burning zone, each section of burning segment are respectively by the hydraulic oil cylinder driving of each section, because it is too much to drive oil cylinder, make the structure of incinerator many, loaded down with trivial details and not compact; Each drives bad coordination between the oil cylinder, causes sometimes dryer section and burning zone rubbish inhomogeneous or discontinuous; The backstepping incinerators that drive generally are two side drives more, and fire grate can only adopt two array structures, is difficult to the expansion capacity.
Summary of the invention
The purpose of this invention is to provide leaves behind on a kind of pushes away drive-type backstepping incinerator, and garbage energy is stirred at fire grate, scatters fragmentation; Can regulate thickness of feed layer, rubbish is evenly distributed; Can be provided sufficiently long burning time, rubbish is fully burnt; Air quantity is conveniently adjusted, guarantees smooth combustion.
Technical scheme of the present invention is: on leave behind and push away drive-type backstepping incinerator, comprise feed hopper, feeder, fire grate, burner hearth, undergrate plenum chamber, slag well and mucking machine fall, it is that a row forms that fire grate is connected by the multi-disc fire grate segment, fire grate places on the fire grate body of inclination, fire grate divides quiet fire grate and moving fire grate, quiet fire grate and moving fire grate alternatively up and down are arranged and are consisted of a row fire grate, namely moving fire grate head abuts against on the afterbody of a quiet fire grate, the afterbody of moving fire grate is compressed by the quiet fire grate head of the next one again, alternative arrangement successively, moving fire grate is driven by hydraulic mechanism, it is characterized in that described fire grate by two sections of epimere fire grate and hypomere fire grates independently the fire grate section form, the hydraulic drive mechanism of epimere fire grate is arranged on the upper end of fire grate, epimere fire grate hydraulic drive mechanism is connected with the upper end of the moving fire grate of epimere, the hydraulic drive mechanism of hypomere fire grate is arranged on the bottom of fire grate, and hypomere fire grate hydraulic drive mechanism is connected with the bottom of the moving fire grate of hypomere; The moving fire grate of epimere fire grate and with it staggered quiet fire grate be dryer section and burning zone, the moving fire grate of hypomere fire grate and with it staggered quiet fire grate be burning segment; The fire grate below is provided with independent air compartment more than two, independent air compartment communicates with dryer section, burning zone and the burning segment of fire grate respectively, and each independent air compartment is provided with intake stack, and intake stack communicates with air inlet, MOD is installed on the intake stack, and MOD is connected with control apparatus.
Described fire grate is by quiet fire grate more than two and moving fire grate alternative arrangement structure one row fire grate.
Described fire grate forms more than being listed as by two.
Described fire grate segment has two kinds of convex closure fire grate segment peace fire grate segments, and described convex closure fire grate segment is at the fire grate segment of open hearth screening front end with the pyramid convex closure, and the staggered combination of convex closure fire grate segment peace fire grate segment forms quiet fire grate and moving fire grate.
The staggered combining form of convex closure fire grate segment peace fire grate segment of described moving fire grate is: a slice convex closure fire grate segment a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment; The staggered combining form of convex closure fire grate segment peace fire grate segment of quiet fire grate is: a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two open hearth screenings of a slice convex closure fire grate segment-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-two open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening.
Be provided with heat expansion absorber in the middle of the described adjacent two row fire grates, described heat expansion absorber comprises the butterfly spring string, pull bar, two tension rods, two side guard plates and baffle plate, two side guard plates are groove type plates of placing along fire grate, the opening level of groove type plate is relative, two tension rods connect with bearing pin at the center hole place, and place in the opening of two side guard plates, baffle plate is dull and stereotyped, the central part perforate, baffle plate places the bottom surface of two side guard plates, four end points and the side guard plate opening inwall of two tension rods connect, the top of pull bar has a circular hole, bearing pin passes this circular hole of pull bar and connects into a prong like with the middle circular hole of two tension rods, the vertical rod of pull bar passes the baffle plate centre bore, the lower end of pull bar is screw rod, and the butterfly spring series winding is connected between the lower end and baffle plate of pull bar, and butterfly spring was ganged up the nut of tie rod end and set pre-compression force.
The course of work that pushes away drive-type backstepping incinerator of leaving behind on of the present invention is: the two sections of moving fire grate are reciprocating under the hydraulic drive mechanism of upper-lower section drives, drive the rubbish motion on the fire grate, when moving behind the fire grate, the upper strata of waste incineration layer is rearwards landing gradually, bottom then is pressed against during backstepping forward at fire grate, under the effect of partical gravity and fire grate segment motion, the rubbish of burning is constantly rolling on fire grate, fall, and with the rubbish stirring of newly pushing to, mix, then dry, burning forms the loop cycle that waste layer moves, and discharges at last the fire grate body.Because having, the fire grate segment front end is indenting staggered combination with pyramid convex closure fire grate segment and open hearth screening of arranging, when moving fire grate is reciprocating, be the indenting convex closure of arranging have with the rubbish group of twining interrupt, broken, the function of separating and peeling off, rubbish is mixed, flameholding.Place the heat expansion absorber between row, when the fire grate expanded by heating, to push the medial side backplate, side guard plate is moved to the centre, the Zhang Du that side guard plate is tension rods to two tension rods generation extruding diminishes, the drive pull bar moves up, and makes the butterfly spring string of pull bar lower end compressed, keeps fire grate and medial side backplate closely to be adjacent to state; Work as drop in temperature, the fire grate retraction produces the space between fire grate and the medial side backplate, move down under the effect of the spring force of the compressed butterfly spring string of pull bar, degree between two tension rods becomes large, promotes the medial side backplate outwards mobile, makes side guard plate be adjacent to fire grate.Like this, no matter fire grate is cold conditions or hotly all keeps closely being adjacent to state with side guard plate, make fire grate segment in the unconstrained while of motion, guarantee that the gap between fire grate segment and the side backplate is consistent, make the whole fire grate segment can be not stuck because expanding, guarantee that simultaneously the air compartment below the whole fire grate keeps sealing.The MOD of the air compartment below the fire grate can be regulated openings of sizes as required, ensures the air quantity that rubbish fully burns to be needed.
The invention has the beneficial effects as follows:
1, owing to adopting the separately-driven moving fire grate of upper-lower section, can regulate respectively each section fire grate movement velocity, thereby regulate the thickness of feed layer on the whole fire grate, simultaneously, fire grate can suitably lengthen, and prolongs rubbish in the time of fire grate stop and burning disposal, burn more thoroughly, hot burn decrement rate is low.
2, owing to being to establish driving mechanism at the fire grate upper and lower side, making incinerator can independent assortment be row or a multiple row transversely, the incinerator that the composition capacity is different, and each is listed as all drive, and mutually noninterfere is simple in structure, but modularization.
3, front end has the compound action of pyramid convex closure fire grate segment and open hearth screening, and the rubbish group of winding is easily scattered, and rubbish mixes, flameholding.
4, place heat expansion absorber between row, no matter to make fire grate be cold conditions or hotly all keep closely being adjacent to state with side guard plate, make fire grate segment in the unconstrained while of motion, guarantee that the gap between fire grate segment and the side backplate is consistent, make the whole fire grate segment can be not stuck because expanding, guarantee that simultaneously the air compartment below the whole fire grate keeps sealing.
5, the air quantity of air compartment can be regulated respectively, guarantees rubbish smooth combustion.
Description of drawings
The present invention has accompanying drawing ten width of cloth, wherein
Fig. 1 is left behind on being to push away and is driven backstepping domestic waste incineration structure chart
Fig. 2 is that the B of Fig. 1 is to view
Fig. 3 is that the A of Fig. 1 is to view
Fig. 4 arranges schematic three dimensional views for moving fire grate, quiet fire grate
Fig. 5 connects constitutional diagram for moving fire grate
Fig. 6 is the top view of Fig. 5
Fig. 7 is that quiet fire grate connects constitutional diagram
Fig. 8 is the top view of Fig. 7
Fig. 9 is the C-C cutaway view of Fig. 1
Figure 10 is the H section enlarged drawing of Fig. 9
In the accompanying drawing, 1, feed hopper 2, feeder 3, epimere fire grate hydraulic drive mechanism 4, fire grate 5, air compartment 6, MOD 7, air inlet 8, hypomere fire grate hydraulic drive mechanism 9, the slag well 10 that falls, mucking machine 11, burner hearth 12, convex closure fire grate segment 13, open hearth screening 14, moving fire grate 15, quiet fire grate 16, attachment bolt 17, side guard plate 18, tension rod 19, pull bar 20, butterfly spring string 21, nut 22, bearing pin 23, baffle plate
The specific embodiment
The present invention will be further described below in conjunction with drawings and Examples.
The rubbish incinerator comprises feed hopper 1, feeder 2, fire grate 4, burner hearth 11, air compartment 5, fall slag well 9 and mucking machine 10, and it is a row that fire grate is connected with attachment bolt 16 by 15 fire grate segments.Fire grate segment has 13 two kinds of convex closure fire grate segment 12 peaceful fire grate segments, and convex closure fire grate segment 12 is at the fire grate segment of open hearth screening 13 front ends with the pyramid convex closure, and the 12 peaceful fire grate segment 13 staggered combinations of convex closure fire grate segment form quiet fire grate 15 and moving fire grate 14.Fire grate 4 is contained on inclination 20-30 ° the fire grate body, quiet fire grate 14 and moving fire grate 15 alternatively up and down are arranged and are consisted of a row fire grate, namely moving fire grate head abuts against on the afterbody of a quiet fire grate, the afterbody of moving fire grate is compressed by the quiet fire grate head of the next one again, alternative arrangement successively, the incinerator of the present embodiment is four row fire grates.The convex closure fire grate segment 12 peaceful fire grate segment 14 staggered combining forms of moving fire grate 14 are: a slice convex closure fire grate segment a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment; The convex closure fire grate segment 12 peaceful fire grate segment 13 staggered combining forms of quiet fire grate 15 are: a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-two open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-two open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening.Moving fire grate 14 is driven by hydraulic mechanism, the hydraulic drive mechanism 3 of epimere is arranged on the upper end of fire grate 4, epimere hydraulic drive mechanism 3 is connected with the upper end of the moving fire grate of epimere, hypomere hydraulic drive mechanism 8 is arranged on the bottom of fire grate 4, and hypomere hydraulic drive mechanism 8 is connected with the bottom of the moving fire grate of hypomere; The moving fire grate of epimere fire grate and with it staggered quiet fire grate be dryer section and burning zone, the moving fire grate of hypomere fire grate and with it staggered quiet fire grate be burning segment.Whole fire grate 4 forms an integral body, does not have drop, forms a continuous working region.
Heat expansion absorber is arranged on the centre of two row fire grates, two side guard plates 17 of heat expansion absorber are placed along fire grate 4, the opening level is relative, two tension rods 18 connect with bearing pin 22 at the center hole place, and place in the opening of two side guard plates, baffle plate 23 is dull and stereotyped, the central part perforate, baffle plate 23 places the bottom surface of two side guard plates 17, four end points of two tension rods 18 connect with two side guard plate opening inwalls respectively, the head of pull bar 19 has a circular hole, the middle circular hole that bearing pin 22 passes pull bar 19 these circular holes and two tension rods 18 connects into a prong like, pull bar 19 passes baffle plate 23 centre bores, the lower end of pull bar 19 is screw rods, butterfly spring string 20 is connected between the lower end and baffle plate 23 of pull bar 19, and butterfly spring string 20 is set pre-compression force by the nut 21 of tie rod end, sets pre-compression force four end points of tension rod 18 are connected with two side guard plates, 17 opening inwalls respectively.
During work, rubbish is dropped into by feed hopper 1, and feeder 2 is sent to rubbish on the fire grate 4.When moving behind the moving fire grate 14, upper strata rubbish is gradually rearwards landing just, and bottom rubbish is pressed against during backstepping forward at fire grate.Under inclined gravity component and backstepping motion effect, bottom rubbish is up, and upper strata rubbish is descending, and the rubbish of burning constantly rolls on fire grate, falls, and stirs, mixes with the rubbish of newly pushing to, and is then dry, burning.Because the convex closure fire grate segment 12 of moving fire grate 14 and quiet fire grate 15 front ends and the staggered combination of open hearth screening 13, when moving fire grate motion, constantly mesh and open as tooth, rubbish is in the extruding of this huge " tooth " and unclamps and acts on down, the rubbish group of twining easily separated, peel off, interrupt, broken and scatter, rubbish is mixed, flameholding.Combustion air enters from air inlet 7, regulates air quantity by MOD everywhere 6 and enters air compartment 5 under the fire grate separately, reserves sideshake and the wind hole from fire grate segment at last and sprays into burner hearth 11.Whole fire grate motion forms the loop cycle that waste layer slowly moves, and reaches at last the fire grate afterbody, and rubbish thoroughly burns, and falls at last slag well 9, discharges incinerators by mucking machine 10.
Claims (6)
1. leave behind on and push away drive-type backstepping incinerator, comprise feed hopper (1), feeder (2), fire grate (4), burner hearth (11), undergrate plenum chamber (5), slag well (9) and mucking machine (10) fall, it is that a row forms that fire grate (4) is connected by the multi-disc fire grate segment, fire grate (4) places on the fire grate body of inclination, fire grate (4) minute quiet fire grate (15) and moving fire grate (14), quiet fire grate (15) and moving fire grate (14) alternatively up and down are arranged and are consisted of a row fire grate, namely moving fire grate head abuts against on the afterbody of a quiet fire grate, the afterbody of moving fire grate is compressed by the quiet fire grate head of the next one again, alternative arrangement successively, moving fire grate (14) is driven by hydraulic mechanism, it is characterized in that described fire grate (4) by two sections of epimere fire grate and hypomere fire grates independently the fire grate section form, the hydraulic drive mechanism of epimere fire grate (3) is arranged on the upper end of fire grate (4), epimere fire grate hydraulic drive mechanism (3) is connected with the upper end of the moving fire grate of epimere, the hydraulic drive mechanism of hypomere fire grate (8) is arranged on the bottom of fire grate, and hypomere fire grate hydraulic drive mechanism (8) is connected with the bottom of the moving fire grate of hypomere; The moving fire grate of epimere fire grate reaches with it staggered quiet fire grate formation dryer section and burning zone, and the moving fire grate of hypomere fire grate reaches with it staggered quiet fire grate formation burning segment; Fire grate (4) below is provided with independent air compartment (5) more than two, independent air compartment (5) communicates with dryer section, burning zone and the burning segment of fire grate respectively, each independent air compartment is provided with intake stack, intake stack communicates with air inlet (7), MOD (6) is installed on the intake stack, and MOD (6) is connected with control apparatus.
2. leave behind on described according to claim 1 and push away drive-type backstepping incinerator, it is characterized in that described fire grate (4) consists of a row fire grate by quiet fire grate (15) more than two and moving fire grate (14) alternative arrangement.
3. leave behind on described according to claim 2 and push away drive-type backstepping incinerator, it is characterized in that described fire grate (4) is by forming more than two row.
4. leave behind on described according to claim 3 and push away drive-type backstepping incinerator, it is characterized in that described fire grate segment has (13) two kinds of the peaceful fire grate segments of convex closure fire grate segment (12), described convex closure fire grate segment (12) is at the fire grate segment of open hearth screening (13) front end with the pyramid convex closure, and the staggered combination of the peaceful fire grate segment of convex closure fire grate segment (12) (13) forms quiet fire grate (15) and moving fire grate (14).
5. leave behind on described according to claim 4 and push away drive-type backstepping incinerator, it is characterized in that the staggered combining form of the peaceful fire grate segment of convex closure fire grate segment (12) (13) of described moving fire grate (14) is: a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-two convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment; The staggered combining form of the peaceful fire grate segment of convex closure fire grate segment (12) (13) of quiet fire grate (15) is: a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-two open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-two open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening-a slice convex closure fire grate segment-a slice open hearth screening.
6. leave behind on described according to claim 5 and push away drive-type backstepping incinerator, the middle heat expansion absorber that is provided with of adjacent two row fire grates that it is characterized in that described fire grate, described heat expansion absorber comprises butterfly spring string (20), pull bar (19), two tension rods (18), two side guard plates (17) and baffle plate (23), two side guard plates (17) are the groove type plates of placing along fire grate, the opening level of groove type plate is relative, two tension rods (18) connect with bearing pin (22) at middle circular hole place, and place in the opening of two side guard plates (17), baffle plate (23) is dull and stereotyped, the central part perforate, baffle plate (23) places the bottom surface of two side guard plates (17), four end points and the side guard plate opening inwall of two tension rods (18) connect, the head of pull bar (19) has a circular hole, the middle circular hole that bearing pin (22) passes pull bar (19) head circular hole and two tension rods (18) connects into a prong like, pull bar (19) passes baffle plate (23) centre bore, the lower end of pull bar (19) is screw rod, butterfly spring string (20) is connected between the lower end and baffle plate of pull bar, and butterfly spring string (20) is set pre-compression force by the nut (21) of pull bar (19) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110230314 CN102278763B (en) | 2011-08-11 | 2011-08-11 | Pull-up push-down driven reverse push garbage incinerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110230314 CN102278763B (en) | 2011-08-11 | 2011-08-11 | Pull-up push-down driven reverse push garbage incinerator |
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| Publication Number | Publication Date |
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| CN102278763A CN102278763A (en) | 2011-12-14 |
| CN102278763B true CN102278763B (en) | 2013-01-16 |
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| CN 201110230314 Active CN102278763B (en) | 2011-08-11 | 2011-08-11 | Pull-up push-down driven reverse push garbage incinerator |
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| CN110743440A (en) * | 2019-11-04 | 2020-02-04 | 甄小眉 | Liquid mixer |
| CN113002046B (en) * | 2021-03-03 | 2021-12-14 | 林美珊 | Spiral extrusion type solid-liquid separator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5323717A (en) * | 1992-12-04 | 1994-06-28 | Leon Industries, Inc. | Refuse feed assembly for incinerators |
| CN101922715A (en) * | 2010-09-01 | 2010-12-22 | 重庆科技学院 | Two-stage garbage incinerator |
| CN102062402A (en) * | 2010-11-22 | 2011-05-18 | 深圳市鼎铸环保技术有限公司 | Reciprocating inverse-pushing type garbage incinerator |
| CN202203952U (en) * | 2011-08-11 | 2012-04-25 | 一重集团大连设计研究院有限公司 | Pull-up-push-down drive type backstepping garbage incinerator |
-
2011
- 2011-08-11 CN CN 201110230314 patent/CN102278763B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5323717A (en) * | 1992-12-04 | 1994-06-28 | Leon Industries, Inc. | Refuse feed assembly for incinerators |
| CN101922715A (en) * | 2010-09-01 | 2010-12-22 | 重庆科技学院 | Two-stage garbage incinerator |
| CN102062402A (en) * | 2010-11-22 | 2011-05-18 | 深圳市鼎铸环保技术有限公司 | Reciprocating inverse-pushing type garbage incinerator |
| CN202203952U (en) * | 2011-08-11 | 2012-04-25 | 一重集团大连设计研究院有限公司 | Pull-up-push-down drive type backstepping garbage incinerator |
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