CN102721067B - Water-cooling reciprocating multistage hydraulic mechanical grate furnace - Google Patents
Water-cooling reciprocating multistage hydraulic mechanical grate furnace Download PDFInfo
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- CN102721067B CN102721067B CN201210241366.9A CN201210241366A CN102721067B CN 102721067 B CN102721067 B CN 102721067B CN 201210241366 A CN201210241366 A CN 201210241366A CN 102721067 B CN102721067 B CN 102721067B
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Abstract
The invention relates to a water-cooling reciprocating multistage hydraulic mechanical grate furnace which comprises a feed fire grate, an incineration fire grate, a primary air supply system and a secondary air supply system, wherein the incineration fire grate is divided into five units along the longitudinal direction, the five units separate the whole incineration fire grate into a drying section, a combustion section and a burnout section along the garbage moving direction, and each unit consists of a plurality of sliding fire grate segments and fixed fire grate segments which are provided with water-cooling pipes for cooling the fire grate segments. The grate furnace can be suitable for incineration of biomass, high-calorific-value domestic garbage, industrial wastes and medical wastes, solves the problem that the conventional incinerator is not provided with water-cooling equipment, and can realize the cooling on the fire grate segments and reduce the losses of the fire grate segments.
Description
Technical field
The present invention relates to incinerator field, particularly, the present invention relates to a kind of water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace.
Background technology
Waste incineration is one of the main path realizing garbage decrement, innoxious and recycling treatment.Current waste incineration becomes the main path of garbage disposal gradually, and rubbish is through modern burning disposal, and volume generally can reduce 80%-90%, can eliminate various pathogen simultaneously, harmful substance is converted into harmless object, can also realize the utilization of resource.Because the kind of rubbish is different, house refuse, high heating value house refuse, industrial refuse and medical waste etc. can be divided into several, rubbish is carried out in burning process because the calorific value of the water content of often kind of rubbish and generation after burning is different, often need different incinerators to process, usually select the incinerator of water-cooling vibration furnace grate to process for high heating value house refuse, industrial refuse and medical waste.In addition, adopt the incinerator of water-cooling vibration furnace grate also to comprise biomass combustion furnace, in the face of the present situation of energy worsening shortages, it has great importance to the development and utilization of biomass energy.
The structure comprising the incinerator of water-cooling vibration furnace grate used in the prior art usually as shown in Figure 1, primarily of water-cooling vibration furnace grate 1, vibrating motor 6, the flexible composition such as cooling tube and water-cooling wall, wherein, described water-cooling vibration furnace grate 1 is inclined on base by certain bracing or strutting arrangement, its inclined degree can regulate as required, and driven by vibrating motor 6, water-cooling vibration furnace grate is by front flexible connection pipe 4 and front water screen header or coolant outlet 2 UNICOM, water-cooling vibration furnace grate is by rear flexible connection pipe 5 and rear water screen header or coolant outlet 3 UNICOM, and form the circulation of cooling water, a part of heat is taken away by the evaporation of cooling water in burning process, to avoid fire grate temperature too high, cause the loss of fire grate, ensure the normal discharge of slag simultaneously, fuel is burnt fully efficiently.In described fire grate, the concrete setting of fire grate segment 9 and water cooling tube 10 as shown in Figure 2, certain interval is provided with between described fire grate segment, water cooling tube 10 is arranged in the interval of described fire grate segment 9, passes into cooling water lower the temperature to fire grate segment by water inlet adapter 8 and water outlet adapter 7.
Although existing water-cooling vibration furnace grate well solves the problem of grate overheating in combustion process, but water-cooling vibration furnace grate is in vibrational state during owing to normally working, and the water-cooling wall at boiler two ends maintains static, gap must be provided with between fire grate and the water-cooling wall of both sides, simultaneously due to the setting of water cooling tube, gap is also form between fire grate, can cause from the inleakage of grate surface both sides excessive during described excesssive gap, there is irrational air volume adjustment, cause fuel on grate surface can not normal combustion, cause combustion heat loss, in addition, a large amount of inorganization air-supply of bleeding from described gap can increase heat loss due to exhaust gas, increase the power consumption of air blast, reduce boiler efficiency.
When processing for low-calorie rubbish, multiple reciprocal grate can be selected, for the garbage incinerator fire grate described in Fig. 4, described fire grate comprises multiple reciprocal unit 11-15(and is respectively Unit the first to the five), but the fire grate segment of these fire grates does not all possess water cooling function, therefore at burning high heating value rubbish, biomass fuel, the excessive loss of fire grate can be caused because temperature is too high when industrial refuse and medical waste, also can cause causes lime-ash to melt on grate surface because temperature is too high simultaneously, the air port of blocking grate surface, be unfavorable for that the after-flame of fuel is also unfavorable for deslagging, and more easily burn out fire grate.In addition, during described fire grate burning exotic fuels, also there is following shortcoming:
1) because above-mentioned fire grate is longitudinally arrange on the whole, be made up of side by side 4 row fire grate unit at width, described fire grate is point four sections of drivings laterally, each unit is controlled by a group oil cylinder, this just causes the space leaving fluid pressure drive device in above-mentioned fire grate middle part, and the structure comparison of fire grate own is compact, space in the middle of this is less, cause this position by the heat accumulation passed out in burner hearth, temperature raises, according to operating experience, substantially this place's temperature is more than 100 DEG C, and oil pipe many employings pipe joint connecting structure of existing transmit bed fluid pressure drive device, in the middle part of fire grate, the excessive temperature of two sections of driving shaft joints can cause above-mentioned transmit bed cylinder seal aging, regular leakage of oil, cause fire even thus, in operation, difficulty is larger.
2) due to high heating value material burn time produce high temperature easily loss is caused to fire grate, add that mostly the action of existing air feed system and fire grate is the manual adjustments of carrying out according to the experience of operations staff, by the experience shadow of subjective factor and operations staff to comparatively large and can not adjust according to the change of refuse thermal value timely, cause the combustion efficiency of rubbish or unclassified stores poor, birth slag rate is higher, large on the impact of fire grate.
Therefore, no matter be water-cooled grate of the prior art or common garbage incinerator fire grate are not all suitable for other kinds fuel for a kind of burning object design, simultaneously there is again excesssive gap or there is no the problem of water-cooled cooling, and owing to there is no temperature monitoring system in above-mentioned all fire grate combustion processes, real-time detection and control can not be carried out to the combustion case on grate surface, so improve to improve its efficiency of combustion to current fire grate, reduce the wastage, the applicability increasing fire grate has great importance.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace, living beings, high heating value house refuse, industrial refuse and medical waste can be applicable to, to improve the problem that existing incinerator does not have water cooling equipment, realize the cooling to fire grate segment, reduce the loss of fire grate segment.
Water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace of the present invention comprises feed fire grate, transmit bed, First air supply system and Secondary Air supply system, described transmit bed is longitudinally divided into five unit, described transmit bed entirety is divided into dryer section, burning zone and after-flame section along rubbish moving direction by described five unit, described each unit is made up of several slip fire grate segments and fixed grate film, described slip fire grate segment and fixed grate film are equipped with water cooling tube, for cooling described fire grate segment;
Wherein, described water cooling tube is overall is serpentine bend layout, described water cooling tube is arranged in the below of described fire grate segment supporting surface, and described water cooling tube is overall in being horizontally disposed with, along the afterbody longitudinal direction of described fire grate segment extending to described fire grate segment from the one end being provided with axis hole;
In described grate furnace, every grate furnace screening is transversely driven by an axle, and is supported at least three positions by steelframe in the horizontal.
As preferably, described water cooling tube is that serpentine bend is arranged on described fire grate segment.
As preferably, described fire grate segment is provided with installation axle hole, described water cooling tube is provided with cooling water outlet near one end of described installation axle hole, and the one end away from described installation axle hole is provided with cooling water intake, and described water inlet is all connected with cooling circulating water with delivery port.
As preferably, described cooling circulating water is supplied by header.
As preferably, in described five unit, each unit is by 3 row's slip fire grate segments and 3 row's fixed grate films compositions.
As preferably, described fixed grate film is provided with the thermocouple for thermometric, more preferably, for the often row fixed grate film of each unit described, from the fire grate segment of the 3rd, left side, arranges a thermocouple every 4 fire grate segments.
As preferably, described fixed grate film and slip fire grate segment are provided with elastic wear-resisting scraper plate.
As preferably, in described grate furnace, every grate furnace screening is transversely driven by an axle, and is supported at least three positions by steelframe in the horizontal; More preferably, described steelframe comprises and is positioned at the support member of described transmit bed both sides for fixed support driving shaft; More preferably, below the transmit bed between described transmit bed two side supports, at least one intermediate support is set.
As preferably, the oil pipe of the fluid pressure drive device of described fire grate segment adopts stainless steel sleeve pipe Welding Structure.
As preferably, the charging temperature of the First air in described primary air system is adjustable.
The invention provides a kind of water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace, realize the cooling to fire grate segment, improve the loss of fire grate segment, described grate furnace has the following advantages:
1, due to fire grate entirety longitudinally (direction of advance of fuel in incinerator) be divided into five unit, for the drying of fuel, burning and after-flame provide enough room and times, significantly can improve the combustion position of fuel, improve the burn-off rate of fuel; Laterally undertaken driving by an axle and carry out the distortion that supported at three point can control potential leakage of oil point and driving shaft, fire grate in both sides and centre position, thus make operation more stable, reliably improve combustion efficiency simultaneously; Because fire grate entirety is modular construction, installation accuracy is higher.
2, fire grate segment is cooled by water cooling tube, fire grate temperature can be reduced, reduce the thermal stress of fire grate when running, thus the damage that fire grate segment can be avoided to cause due to high temperature extend service life of fire grate segment, save cost, decreased spillage of material, reduce operating cost; Fire grate assembly is modular construction, and installation accuracy is high, and installation rate is fast, and cost is lower.
3, because the oil pipe of fluid pressure drive device adopts stainless steel sleeve pipe Welding Structure, decrease potential leak point, run more stable, reliability is higher.
4, owing to adopting water bar, the accommodation of fuel is more extensive, can carry out burning disposal to living beings, high heating value house refuse, industrial refuse, medical waste and utilize cogeneration; Meanwhile, because the area thermic load of water-cooled grate is comparatively large, the transmit bed area of identical capacity is reduced, saves floor occupying area; In addition, the adjustment due to First air does not need the factor considering fire grate cooling, and primary air flow by the required supply of burning, can be conducive to the accurate adjustment of incinerator.
5, be designed to adjustable by the charging temperature of First air in primary air system design, thus can regulate a wind-warm syndrome according to practical operation situation, obtain best combustion position, make burning more abundant, burn-off rate is higher.
Accompanying drawing explanation
Following accompanying drawing of the present invention in this as a part of the present invention for understanding the present invention.Shown in the drawings of embodiments of the invention and description thereof, be used for explaining device of the present invention and principle.In the accompanying drawings,
Fig. 1 is the structural representation of the combustion furnace containing water-cooling vibration furnace grate in prior art;
Fig. 2 is the structural representation of water-cooling vibration furnace grate in prior art;
Fig. 3 is the structural representation of water-cooled grate in the present invention;
Fig. 4 is the overall structure schematic diagram of water-cooled grate in the present invention;
Fig. 5 is the overall bracing structure schematic diagram of transmit bed of the present invention;
Fig. 6 is that schematic diagram arranged by fire grate thermocouple of the present invention;
Fig. 7 is the arrangement schematic diagram of thermocouple on fixed grate film of the present invention.
Detailed description of the invention
In the following description, a large amount of concrete details is given to provide more thorough understanding of the invention.But, it is obvious to the skilled person that the present invention can be implemented without the need to these details one or more.In other example, in order to avoid obscuring with the present invention, technical characteristics more well known in the art are not described.
In order to thoroughly understand the present invention, by following description, detailed step is proposed, to explain the reciprocal multistage hydraulic mechanical garbage incinerator of water-cooled of the present invention's proposition.Obviously, execution of the present invention is not limited to the specific details that those skilled in the art has the knack of.Preferred embodiment of the present invention is described in detail as follows, but except these are described in detail, the present invention can also have other embodiments.
Should be understood that, " comprise " when using term in this manual and/or " comprising " time, it indicates exists described feature, entirety, step, operation, element and/or assembly, but does not get rid of existence or additional other features one or more, entirety, step, operation, element, assembly and/or their combination.
In order to solve the various problems that current incinerator exists in the present invention, provide a kind of water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace, comprise feed fire grate, transmit bed, First air supply system and Secondary Air supply system, described transmit bed is longitudinally divided into five unit, described transmit bed entirety is divided into dryer section along rubbish moving direction by described five unit, burning zone and after-flame section, described each unit is made up of several slip fire grate segments and fixed grate film, described slip fire grate segment and fixed grate film are equipped with water cooling tube 19, for cooling described fire grate segment.
As preferably, in described five unit, each unit is all made up of 3 row's slip fire grate segments and 3 row's fixed grate films, fixed grate film is identical with the structure of slip fire grate segment, in burning living beings and high heating value rubbish time-division other places in stationary state and slidably state, the structure of slip fire grate segment as shown in Figure 3, mainly comprise installation axle hole, fire grate segment supporting surface 18, water cooling tube 19 and scraper plate 20, but fire grate of the present invention is not limited only to this embodiment.
As preferably, described water cooling tube 19 is overall is serpentine bend layout, described water cooling tube is arranged in the below of fire grate segment supporting surface 18, described water cooling tube is overall in being horizontally disposed with, along the afterbody longitudinal direction of fire grate segment extending to fire grate segment from the one end being provided with axis hole, wherein, straight-tube portion in water cooling tube is transversely through described fire grate segment, then after bend pipe connection is turned back, a transverse tube is connected again, so repeatedly, to form described serpentine bend, as shown in Figure 3, water cooling tube is arranged in the below of fire grate supporting surface, from combustible distance more close to, better to the cooling effect of fire grate segment, and described water cooling tube is not arranged in whole fire grate segment, but be only arranged at the below of fire grate segment supporting surface 18, consumptive material is less, cost reduces.Wherein, the longitudinal direction of described fire grate segment refers to the direction of fire grate segment overall alignment, consistent with combustible moving direction, is laterally the axis of fire grate segment, horizontal and vertical all with reference to this explanation when not doing specified otherwise in the present invention.
As preferably, described water cooling tube arranges sparse degree and can select according to the material of the fuel value of combustible and selected fire grate segment, as long as can realize cooling fire grate segment, play a protective role, not strict restriction, those skilled in the art can adjust according to actual conditions, as further preferred, water bar in the present invention is formed by special heat resisting cast steel manufacture, make fire grate segment when equipment runs, namely ensure that there is enough so-called mechanical strength and rigidity, ensure that again fire grate segment surface has good anti-wear performance.As further preferred, described fire grate segment is provided with elastic wear-resisting scraper plate 20, can reduce the friction between adjacent two grate furnace sheets, and then improve the service life of fire grate segment.Also cooling chamber is provided with at the dual-side of fire grate.Adopt cooling air to make the external temperature of equipment unlikely too high, also play a part the refractory material protecting side wall fire grate segment inside simultaneously.
As preferably, in order to ensure mechanical strength and the rigidity of fire grate segment, and good heat dispersion during burning, described water cooling tube can design according to the concrete structure of fire grate segment when arranging, such as, for slip fire grate segment, the place being provided with floor near installation axle hole can make water cooling tube more sparse, described floor can not be destroyed, as further preferred, described water cooling tube also extends to the end of fire grate segment further, such as also be provided with cold water pipe in the outside of elastic wear-resisting scraper plate 20, strengthen the cooling effect of fire grate segment, further protective effect is played to fire grate segment.
As preferably, described water cooling tube is provided with cooling water outlet near one end of installation axle hole, one end away from installation axle hole is provided with cooling water intake, described water inlet is all connected with cooling circulating water with delivery port, because fire grate is obliquely installed, recirculated water can be made up to flow from bottom by above-mentioned setting, to ensure that cooling water is full of whole water cooling tube, guarantee its cooling effect.As further preferred, described cooling circulating water can be supplied by header, cooling water circulation is used, further, described water inlet and delivery port all can be connected with header by elasticity bent pipe, described header can be arranged at the both sides of fire grate, instead of is arranged at the two ends of combustion furnace in prior art.
Owing to having relative motion between fire grate segment, so require higher to the accuracy of manufacture of fire grate segment, not only require that fire grate segment has higher dimensional accuracy, and require that fire grate segment has higher surface accuracy, and higher shape and positional precision.Fuel is pushed to by feed fire grate on the fire grate in stove, then carries out drying, burning and after-flame, then drains into dragveyer, finally enters lime-ash storage hole.As preferably, the bracing structure of fire grate entirety of the present invention as shown in Figure 5, every grate furnace screening of fire grate 17 is laterally driven by an axle, supported at least three positions by steelframe 16 in the horizontal, described steelframe comprises and is positioned at the support member of described transmit bed both sides for fixed support driving shaft, and the intermediate support arranged below transmit bed between described two side supports.The steelframe supporting construction increased in centre can effectively reduce the amount of deflection of fire grate driving shaft, controls the distortion of driving shaft and fire grate, extends the service life of fire grate entirety.Fire grate laterally adopts an axle to drive, can the potential leakage of oil point of hydraulic control system, makes fire grate segment Temperature Distribution more even, thus make operation more stable, reliably improve combustion efficiency simultaneously.Drive the oil pipe of the fluid pressure drive device of fire grate segment to adopt stainless steel sleeve pipe Welding Structure, the oil pipe due to fluid pressure drive device adopts stainless steel sleeve pipe Welding Structure, and decrease potential leak point, run more stable, reliability is higher.Fire grate segment hydraulic oil pipeline is driven to adopt soldering oil pipeline in the present invention.
In the present invention, every grate furnace screening is laterally driven by an axle, described water cooling tube changes the method being arranged at fire grate interval in prior art simultaneously, make to arrange between fire grate of the present invention more even, and no longer include interval, reduce inleakage between fire grate excessive, solve the unreasonable distribution of air quantity, cause fuel on grate surface can not normal combustion, cause the problem of combustion heat loss, make air quantity and Temperature Distribution on fire grate more even, improve combustion efficiency further.Meanwhile, fire grate segment is cooled by water cooling tube, can reduce fire grate temperature, reduce the thermal stress of fire grate when running, thus the damage that fire grate segment can be avoided to cause due to high temperature extend service life of fire grate segment, save cost, decreased spillage of material, reduce operating cost; Fire grate assembly is modular construction, and installation accuracy is high, and installation rate is fast, and cost is lower.Owing to adopting water bar, the accommodation of fuel is more extensive, can carry out burning disposal to living beings, high heating value house refuse, industrial refuse, medical waste and utilize cogeneration; Meanwhile, because the area thermic load of water-cooled grate is comparatively large, the transmit bed area of identical capacity is reduced, saves floor occupying area; In addition, the adjustment due to First air does not need the factor considering fire grate cooling, and primary air flow by the required supply of burning, can be conducive to the accurate adjustment of incinerator.
Fuel pushes on transmit bed by feed fire grate in the present invention, then carries out drying, burning and after-flame.Transmit bed comprises slip fire grate segment and fixed grate film.Consider fire grate segment expanded by heating operationally, when equipment is installed, certain gap can be left between fire grate segment and between fire grate segment and equipment sidewall, because described gap is compared very little with larger interval in prior art, therefore can not impact air volume adjustment of the present invention.As preferably, in order to reduce the leakage rate of fuel from this gap, and in order to make the First air entered from fire grate bottom be evenly distributed at fire grate device interior, the inside of described fire grate segment is also welded with the dust block board of stainless steel material.For the fire grate segment of different installed position, shape and the position of the stainless steel dust block board welded with it are also not quite similar, can maximum possible minimizing fire grate leakage ash.
The technical program is provided with the measuring point to fire grate segment temperature, carries out Real-Time Monitoring, for controlling slip fire grate and travelling grate to the temperature of fire grate segment in operation.
Be illustrated in figure 6 fire grate thermocouple of the present invention and arrange schematic diagram, Fig. 6 is the top view of incinerator siege, and it specifically comprises 5 unit, and each unit comprises multiple slip fire grate segment and fixed grate film.Concrete arrangement for above-mentioned fire grate thermocouple can be: for the often row fixed grate film of each unit described, from the fire grate segment of the 3rd, left side, arranges a thermocouple every 4 fire grate segments; As shown in Figure 7, described the installation of TC is on the bottom surface of described top stove cover plate for the arrangement of the thermocouple on each fixed grate film.Here it should be noted that the concrete arrangement of above-mentioned fire grate thermocouple is only a concrete example of the present invention; be not will limit the present invention; obviously also have other possible alternative for a person skilled in the art or be simply out of shape, but all belonging to protection scope of the present invention.
As preferably, the charging temperature of First air is designed to adjustable by primary air system design, thus can regulates a wind-warm syndrome according to practical operation situation, obtain best combustion position, make burning more abundant, burn-off rate is higher.
The present invention is illustrated by above-described embodiment, but should be understood that, above-described embodiment just for the object of illustrating and illustrate, and is not intended to the present invention to be limited in described scope of embodiments.In addition it will be appreciated by persons skilled in the art that the present invention is not limited to above-described embodiment, more kinds of variants and modifications can also be made according to instruction of the present invention, within these variants and modifications all drop on the present invention's scope required for protection.Protection scope of the present invention defined by the appended claims and equivalent scope thereof.
Claims (11)
1. a water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace, comprise feed fire grate, transmit bed, First air supply system and Secondary Air supply system, described transmit bed is longitudinally divided into five unit, described transmit bed entirety is divided into dryer section, burning zone and after-flame section along rubbish moving direction by described five unit, it is characterized in that, described each unit is made up of several slip fire grate segments and fixed grate film, described slip fire grate segment and fixed grate film are equipped with water cooling tube, for cooling described fire grate segment;
Wherein, described water cooling tube is overall is serpentine bend layout, described water cooling tube is arranged in the below of described fire grate segment supporting surface, and described water cooling tube is overall in being horizontally disposed with, along the afterbody longitudinal direction of described fire grate segment extending to described fire grate segment from the one end being provided with axis hole;
In described grate furnace, every grate furnace screening is transversely driven by an axle, and is supported at least three positions by steelframe in the horizontal.
2. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, it is characterized in that, described fire grate segment is provided with installation axle hole, described water cooling tube is provided with cooling water outlet near one end of described installation axle hole, one end away from described installation axle hole is provided with cooling water intake, and described water inlet is all connected with cooling circulating water with delivery port.
3. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 2, is characterized in that, described cooling circulating water is supplied by header.
4. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, in described five unit, each unit is by 3 row's slip fire grate segments and 3 row's fixed grate film compositions.
5. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, described fixed grate film is provided with the thermocouple for thermometric.
6. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 5, is characterized in that, for the often row fixed grate film of each unit described, from the fire grate segment of the 3rd, left side, arranges a thermocouple every 4 fire grate segments.
7. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, described fixed grate film and slip fire grate segment are provided with elastic wear-resisting scraper plate.
8. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, described steelframe comprises and is positioned at the support member of described transmit bed both sides for fixed support driving shaft.
9. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, arranges at least one intermediate support below the transmit bed between described transmit bed two side supports.
10. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, the oil pipe of the fluid pressure drive device of described fire grate segment adopts stainless steel sleeve pipe Welding Structure.
11. water-cooled reciprocating-type multi-stage hydraulic mechanical grate furnace according to claim 1, is characterized in that, the charging temperature of the First air in described primary air system is adjustable.
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| CN201210241366.9A CN102721067B (en) | 2012-07-11 | 2012-07-11 | Water-cooling reciprocating multistage hydraulic mechanical grate furnace |
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| CN201210241366.9A CN102721067B (en) | 2012-07-11 | 2012-07-11 | Water-cooling reciprocating multistage hydraulic mechanical grate furnace |
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| CN107940482A (en) * | 2017-12-14 | 2018-04-20 | 上海康恒环境股份有限公司 | A kind of water route arrangement of water-cooled grate |
| CN108443892A (en) * | 2018-03-09 | 2018-08-24 | 西格斯先进技术有限公司 | Integral type water-cooled grate |
| CN109469908B (en) * | 2018-12-21 | 2024-04-16 | 无锡华光环保能源集团股份有限公司 | Water-cooling furnace wall structure of garbage incinerator |
| CN110274254A (en) * | 2019-06-19 | 2019-09-24 | 武汉蓝颖新能源有限公司 | A kind of burner that biomass direct-fired efficiency can be improved |
| CN112555871A (en) * | 2020-11-05 | 2021-03-26 | 光大环境科技（中国）有限公司 | Incinerator grate device and high-calorific-value solid waste incinerator |
| CN112393262A (en) * | 2020-11-19 | 2021-02-23 | 中科院过程工程研究所南京绿色制造产业创新研究院 | Heat storage type buffer cooling reciprocating grate and using method thereof |
| CN114321949B (en) * | 2022-01-18 | 2023-02-17 | 江苏天楹环保能源成套设备有限公司 | High-calorific-value water-cooled grate furnace for domestic garbage incineration |
| CN114777132A (en) * | 2022-04-27 | 2022-07-22 | 无锡华光环保能源集团股份有限公司 | Water-cooled solid waste incineration grate |
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