CN207143177U - Energy-conserving and environment-protective biomass stove - Google Patents

Abstract

The utility model provides energy-conserving and environment-protective biomass stove, belong to field of environment protection equipment, including retort, combustion furnace, heat exchanger and fan assembly, retort is connected by smoke conveying duct with combustion furnace, combustion furnace is connected to retort heat supply and with heat exchanger by high-temperature tail gas pipeline, heat exchanger is connected with the heating system of outside, fan assembly includes air-introduced machine and air blower, the gas passage outlet of heat exchanger is connected with air-introduced machine and connected by smoke stack emission, air blower with the bottom of combustion furnace, and the lower end of combustion furnace is additionally provided with liquefied gas entrance.The utility model can greatly reduce harmful substance generation and discharge, improve energy utilization rate.

Description

Energy-conserving and environment-protective biomass stove

Technical field

The utility model belongs to field of environment protection equipment, is related to biomass stove, more particularly to a kind of energy-conserving and environment-protective biomass Stove.

Background technology

Biomass stove uses biomass material, such as the various shells of wood fragments bavin, fuel wood, stalk, corncob and various lifes Material etc., is blown by blower fan, is realized the controllable of furnace temperature and intake, raw material is fully gasified and is burnt in burner hearth, should Product has cooking, warms oneself, heats up water multi-functional, and the product of common biomass stove and species are many in the market, mostly vertical Formula, floor space is wide, and volume is larger, and operation installation is all inconvenient, most important all biomass in the market Stove all exist one it is inevitable the defects of, that is, during burning, due to the flue gas that cannot be avoided, Jiao can be produced Oil and pyrolkigneous liquid, although both products after recycling and processing, can be used as agricultural chemicals or other byproducts, by It is larger in the yield of tar and pyrolkigneous liquid, and agricultural chemicals or other be far smaller than its yield similar to the market demand of byproduct, Cause product excessively to overstock, certain pollution can be caused finally or to environment, limit the market expansion demand of biomass stove And development.

Utility model content

Problem to be solved in the utility model is to be that providing a kind of harmful substance that reduces generates and discharge, and improves energy profit With the energy-conserving and environment-protective biomass stove of rate.

In order to solve the above technical problems, the technical solution adopted in the utility model is：Energy-conserving and environment-protective biomass stove, including charcoal Change stove, combustion furnace and heat exchanger, the retort are connected by smoke conveying duct with the combustion furnace, and the combustion furnace leads to High temperature exhaust pipe is crossed to the retort heat supply.

Further, in addition to fan assembly, the heat exchanger are connected with the heating system of outside, the fan assembly Including air-introduced machine and air blower, the heat exchanger is connected with the retort by heat supply pipeline, the gas of the heat exchanger Body lane exit is connected with the air-introduced machine and connected by smoke stack emission, the air blower with the bottom of the combustion furnace, institute The lower end for stating combustion furnace is additionally provided with liquefied gas entrance.

Further, the retort includes outer wall, carbonization chamber and is located at heating interlayer between the two, the carbonization chamber Biomass feed inlet is provided with, the carbonization chamber is connected by smoke conveying duct with the combustion furnace, under the carbonization chamber End is provided with discharging opening, and the high-temperature tail gas pipeline connects with the heating interlayer, the heating interlayer provided with offgas outlet and The heat exchanger connects with air-introduced machine.

Further, the biomass feed inlet is by being vertically arranged and the feeding assembly and ft connection of opening upwards.

Further, the feeding assembly includes the first conveyance conduit and the second conveyance conduit from top to bottom set, institute The first conveyance conduit is stated as the tubaeform of opening upwards, second conveyance conduit is tubaeform for what Open Side Down, and described first The maximum gauge of conveyance conduit is more than the maximum gauge of second conveyance conduit, first conveyance conduit and described second defeated Send the motor conveyed between pipeline provided with promotion biomass acceleration.

Further, the inside of the carbonization chamber is provided with feeder, and the conveying direction of the feeder is to enter from biomass Material mouth end is to the discharge port end.

Further, the lower section of the discharge port end is provided with discharging and cooling component.

Further, the discharging and cooling component include cylinder barrel and screw rod, the inner chamber of the cylinder barrel and the discharging Mouth connects, and one end away from the discharging opening sets discharge port on the cylinder barrel, and the conveying direction of the screw rod is from described Discharge port end is set to the discharge port end, and the discharge port is set straight down.

Further, the lower end of the combustion furnace, which is provided with, collects grey component.

Further, in addition to skid plate, total, which is respectively mounted, to be fixed on the skid plate.

Compared with prior art, the utility model has the advantages and positive effects of：1st, the utility model combustion furnace leads to High temperature exhaust pipe is crossed to retort heat supply and is connected with heat exchanger, this structure had both realized need of the retort charing to high temperature Ask and also achieve demand of the heat exchanger heating water to heating, without carrying out heating and thermal insulation to retort using external heating device Charing, realize energy from supplying, and the supply temperature of high-temperature flue gas can maintain more than 250 degree, avoid tar and The generation of pyrolkigneous liquid, harmful substance generation and discharge are greatly reduced, energy utilization rate is improved, make use of biology to greatest extent Mass-energy source, environmental pollution is reduced, and the solid emission for carbonizing generation is the charcoal rich in organic matter, direct returning to farmland improves Edaphic condition；2nd, retort includes outer wall, carbonization chamber and is located at heating interlayer between the two, dual-seal insulation effect, effect Fruit is more preferable, and thermal loss is small, improves the utilization rate to heat, avoids the loss without reason of heat；3rd, retort and combustion furnace The structure that traditional biomass stove is vertically arranged is instead of, structure is compacter, and total is respectively mounted and is fixed on skid plate On, horizontally disposed is premise of the total collection on skid plate, and after total is arranged on skid plate, transport is more accelerated Victory, transport directly can be achieved using crane, the also more express delivery during placement, use range is wider, and placement is more accelerated It is prompt.

Brief description of the drawings

Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model. In accompanying drawing：

Fig. 1 is the structural representation of the utility model energy-conserving and environment-protective biomass stove；

Fig. 2 is the structure diagram of the utility model energy-conserving and environment-protective biomass stove section view.

Reference：

1- combustion furnaces；11- high-temperature tail gas pipelines；2- liquefied gas entrances；3- air blowers；4- retorts；41- flue gas delivery pipes Road；42- outer walls；43- heating interlayers；44- heat supply pipelines；45- carbonization chambers；46- discharging openings；47- feeders；48- biomass is entered Material mouth；5- feeding assemblies；The conveyance conduits of 51- first；The conveyance conduits of 52- second；53- motors；6- heat exchangers；7- air-introduced machines； 8- collection ash components；9- discharges and cooling component；91- cylinder barrels；92- screw rods；93- discharge ports；94- spray nozzles；10- chimneys.

Embodiment

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can To be mutually combined.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately It is described, " multiple " are meant that two or more.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition State concrete meaning of the term in the utility model.

Specific embodiment of the utility model is elaborated below in conjunction with the accompanying drawings.

As depicted in figs. 1 and 2, the utility model is energy-conserving and environment-protective biomass stove, including retort 4, combustion furnace 1, and heat is handed over Parallel operation 6 and fan assembly, retort 4 are connected by smoke conveying duct 41 with combustion furnace 1, and combustion furnace 1 passes through high-temperature tail gas pipe Road 11 is connected to the heat supply of retort 4, heat exchanger 6 with retort 4 by heat supply pipeline 44, and this structure no longer needs external source To retort 4 carry out heat supply, into combustion furnace 1 in high-temperature flue gas fully burn after confession of the caused high-temperature tail gas to retort 4 Heat can ensure to carbonize lasting progress, the generation of no tar and pyrolkigneous liquid, reduce the generation and discharge of harmful substance, moreover, most The heat energy that flue gas composition is converted into heat energy, can meet needed for continuously carbonizing of limits, while also enough waste heat transmission Into heat exchanger 6, heat exchanger 6 is connected with the heating system of outside, realizes the heating demands in some region, fan assembly bag Air-introduced machine 7 and air blower 3 are included, heat exchanger 6 is connected with retort 4 by heat supply pipeline 44, and the gas passage of heat exchanger 6 goes out Mouth is connected with air-introduced machine 7 and discharged by chimney 10, and air blower 3 connects with the bottom of combustion furnace 1, and outside air passes through air blower The inside progress of 3 entrance combustion furnaces 1 is combustion-supporting, and the lower end of combustion furnace 1 is additionally provided with liquefied gas entrance 2, opens LPG valve, liquefaction Gas is entered in combustion furnace 1 by pipeline to be ignited being used for system warm-up.

Preferably, retort 4 includes outer wall 42, carbonization chamber 45 and is located at heating interlayer 43 between the two, and retort is set Double-decker is put, in the presence of air-introduced machine 7, high-temperature flue gas enters combustion chamber 1 from carbonization chamber 45 by smoke conveying duct 41, High-temperature tail gas enters heating interlayer 43 from combustion chamber 1 by high-temperature tail gas pipeline 11, then enters heat by heat supply pipeline 44 and hand over Parallel operation 6, the heat supply to carbonization chamber 45 is realized, meet charing to high temperature and demand, while realize external heat demand, adopted With double-decker, outer wall 42 may also function as certain heat insulation effect, and such carbonization chamber 45 is in heating interlayer 43 and outer wall 42 Dual-seal insulation effect, effect is more preferable, and thermal loss is small, and carbonization chamber 45 is provided with biomass feed inlet 48, and carbonization chamber 45 is logical Cross smoke conveying duct 41 to connect with combustion furnace 1, the lower end of carbonization chamber 45 is provided with discharging opening 46, high-temperature tail gas pipeline 11 and heating Interlayer 43 connects, and heating interlayer 43 connects provided with offgas outlet 49 with heat exchanger 6 and air-introduced machine 7, offgas outlet 49 with it is defeated Hot channel 44 connects；It is highly preferred that the inside of carbonization chamber 45 is provided with feeder 47, the conveying direction of feeder 47 is from biomass The end of charging aperture 48 conveys in place in time to the end of discharging opening 46, being provided with for feeder 47 beneficial to biomass material, ensures charing It is lasting to carry out；It is highly preferred that the lower section at the end of discharging opening 46 is provided with discharging and cooling component 9, will be to locate again after discharging is cooled The processing modes such as reason, subsequent transportation are more convenient；It is highly preferred that discharging and cooling component 9 include cylinder barrel 91 and screw rod 92, cylinder Cylinder 91 inner chamber connected with discharging opening 46, on cylinder barrel 91 away from discharging opening 46 one end setting discharge port 93, screw rod 92 it is defeated It is to be set from the end of discharging opening 46 to the end of discharge port 93 to send direction, and discharge port 93 sets, can be transported to discharging remote straight down The high-temperature area of carbonization chamber 45, is so reprocessed safer, improves the security performance of total；It is highly preferred that Cylinder barrel 91 is provided with the spray nozzle 94 connected with inside close to the top of the one end of discharging opening 26, inside can be sprayed, will gone out The charcoal come is moistened, and convenient follow-up reprocessing, is lifted the convenience of packing, be also prevent the hair of discharging opening carbide Dissipate, further improve environmental-protecting performance, avoid particulate matter and distribute pollution to environment.

Preferably, biomass feed inlet 48 is fed intake by being vertically arranged and the feeding assembly of opening upwards 5 and ft connection More convenient, and can ensure the abundant charing of raw material from up to small feed intake, avoiding raw material, to overstock dead burning insufficient The problem of；It is highly preferred that feeding assembly 5 includes the first conveyance conduit 51 and the second conveyance conduit 52 from top to bottom set, the One conveyance conduit 51 is tubaeform for opening upwards, and the second conveyance conduit 52 is tubaeform, the first conveyance conduit that Open Side Down 51 maximum gauge is more than the maximum gauge of the second conveyance conduit 52, is set between the first conveyance conduit 51 and the second conveyance conduit 52 There is a motor 53 for promoting biomass to accelerate conveying, this structure ensure that the convenience of charging and without interruption, ensure the company of charing Continuous to carry out, this mechanism can ensure the input of the such as the following stalks of 3cm, and relatively conventional biomass stove, the size of raw material is significantly Increase.

Preferably, retort 4 and combustion furnace 1 instead of the structure that traditional biomass stove is vertically arranged, and structure is compacter, It is highly preferred that this structure also includes skid plate, total, which is respectively mounted, to be fixed on skid plate, and it is total collection to be horizontally disposed with Premise on skid plate, after total is arranged on skid plate, transport is more quick, directly can be achieved using crane Transport, the also more express delivery during placement, use range is wider, and placement is more quick, this be traditional biomass stove without Method analogy, it is the innovation in biomass stove field, has overturned traditional cognition, from production, being assembled into installation realizes modularization, More efficient quick, this structure provide the foundation for batch laying chain-type production；It is highly preferred that the lower end of combustion furnace 1 is provided with Collect grey component 8, the dust granule in combustion furnace 1 can be collected in time, lift environmental-protecting performance, avoid flue gas particle to air Pollution.

During the use of reality, open air blower 3 and cause blower fan 7, outside air is entered by air blower 3 to burn The inside of stove 1 carries out combustion-supporting, opens LPG valve, liquefied gas entered by pipeline in combustion furnace 1 be ignited being used for system it is pre- Heat；Start feeding assembly 5 and discharging and cooling component 9 after reaching system condition, biomass enters the cracking charing of retort 4, charcoal Flue gas during change is entered in combustion furnace 1 by carbonization chamber 45 to be ignited and fully combust, and when gas production is enough, closes liquefaction Air valve, liquefied gas entrance 2 are closed, and the abundant burning of flue gas is realized inside combustion furnace 1, and combustion furnace 1 passes through high temperature Exhaust pipe 11 connects with the heating interlayer 43 of retort 4, through clean-burning high-temperature tail gas in bleed blower fan 7 in combustion furnace 1 Traction under enter the heating interlayer 43 of retort 4 and heat for carbonization chamber 45, ensure the high temperature that charing needs, realize energy From supply, the heating interlayer 43 of retort 4 is connected by high-temperature tail gas outlet 49 and heat supply pipeline 44 with heat exchanger 6, and heat is handed over Circulating water heating is used to heat by parallel operation 6, and the gas passage outlet of heat exchanger 6 is connected finally by chimney 10 with air-introduced machine 7 Discharge, caused solid product is discharged with discharging and cooling component 9 after charing, finally passes through discharging under the promotion of screw rod 92 Mouth 93 is discharged, the solid product i.e. charcoal rich in organic matter, direct returning to farmland improvement edaphic condition, the participation burning of remaining material, Heat energy is converted to greatest extent and is utilized, reduces the pollution to environment, and this structure uses skid-mounted type, and mobile and installation is all Convenient, floor space is small, space is saved, suitable for the central heating in units of village etc., with all kinds of agricultural wastes or biology Matter particle is raw material, reduce harmful substance generation and discharge, improve energy utilization rate, biogas burning caused by heat energy by with In maintaining charing high temperature and heating, the characteristic that tar is also easy to produce in standard biologic matter carbonization process is overcome, ensure that environmental protection, and And heating effect is more preferably, charing is more efficient.

One embodiment of the present utility model is described in detail above, but the content is only of the present utility model Preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all to be made according to present utility model application scope Equivalent change with improve etc., all should still belong within patent covering scope of the present utility model.

Claims (10)

1. energy-conserving and environment-protective biomass stove, it is characterised in that：Including retort (4), combustion furnace (1) and heat exchanger (6), the charcoal Change stove (4) to connect with the combustion furnace (1) by smoke conveying duct (41), the combustion furnace (1) passes through high-temperature tail gas pipeline (11) to the retort (4) heat supply.

2. energy-conserving and environment-protective biomass stove according to claim 1, it is characterised in that：Also include fan assembly, the heat is handed over Parallel operation (6) is connected with the heating system of outside, and the fan assembly includes air-introduced machine (7) and air blower (3), the heat exchanger (6) connected with the retort (4) by heat supply pipeline (44), the gas passage outlet of the heat exchanger (6) is drawn with described Blower fan (7) is connected and discharged by chimney (10), and the air blower (3) connects with the bottom of the combustion furnace (1), the burning The lower end of stove (1) is additionally provided with liquefied gas entrance (2).

3. energy-conserving and environment-protective biomass stove according to claim 1, it is characterised in that：The retort (4) includes outer wall (42), carbonization chamber (45) and heating interlayer (43) between the two is located at, the carbonization chamber (45) is provided with biomass feed inlet (48), the carbonization chamber (45) is connected by smoke conveying duct (41) with the combustion furnace (1), under the carbonization chamber (45) End is provided with discharging opening (46), and the high-temperature tail gas pipeline (11) connects with the heating interlayer (43), the heating interlayer (43) Connected provided with offgas outlet (49) with the heat exchanger (6) and air-introduced machine (7).

4. energy-conserving and environment-protective biomass stove according to claim 3, it is characterised in that：The biomass feed inlet (48) passes through It is vertically arranged and the feeding assembly of opening upwards (5) and ft connection.

5. energy-conserving and environment-protective biomass stove according to claim 3, it is characterised in that：The feeding assembly (5) is included by upper And the first conveyance conduit (51) and the second conveyance conduit (52) of lower setting, first conveyance conduit (51) are opening upwards Tubaeform, second conveyance conduit (52) is tubaeform, the maximum gauge of first conveyance conduit (51) that Open Side Down More than the maximum gauge of second conveyance conduit (52), first conveyance conduit (51) and second conveyance conduit (52) Between be provided with promote biomass accelerate conveying motor (53).

6. energy-conserving and environment-protective biomass stove according to claim 3, it is characterised in that：The inside of the carbonization chamber (45) is provided with Feeder (47), the conveying direction of the feeder (47) are to hold to the discharging opening (46) to hold from biomass feed inlet (48).

7. energy-conserving and environment-protective biomass stove according to claim 3, it is characterised in that：The lower section at discharging opening (46) end is set There are discharging and cooling component (9).

8. energy-conserving and environment-protective biomass stove according to claim 7, it is characterised in that：The discharging and cooling component (9) bag Cylinder barrel (91) and screw rod (92) are included, the inner chamber of the cylinder barrel (91) connects with the discharging opening (46), on the cylinder barrel (91) One end away from the discharging opening (46) sets discharge port (93), and the conveying direction of the screw rod (92) is from the discharging opening (46) hold to hold to the discharge port (93) and set, the discharge port (93) is set straight down.

9. energy-conserving and environment-protective biomass stove according to claim 1, it is characterised in that：The lower end of the combustion furnace (1) is provided with Collect grey component (8).

10. energy-conserving and environment-protective biomass stove according to claim 1, it is characterised in that：Also include skid plate, total is equal It is fixed on the skid plate.