CN207276547U - A kind of biomass carbonizing furnace group - Google Patents

Abstract

The utility model discloses a kind of biomass carbonizing furnace group, including furnace body (1), brick cage (9) and its bearing (10) with feed inlet and outlet, smoke outlet (2), branch flue (3), divide flue (4), flue collector (5) and chimney (8).Its architectural feature is, furnace body (1) with feed inlet and outlet is symmetrically distributed in flue collector (5) both sides, each furnace body (1) bottom is equipped with brick cage (9), and supported by the bearing (10) of lower section, two or more smoke outlet (2) is distributed with bearing (10) bottom symmetrical, and each smoke outlet divides flue (4) to connect by the way that branch flue (3) is same；Divide flue (4) to be arranged on below the brick cage bearing (10) of each furnace body (1), be connected with position higher than its flue collector (5), chimney (8) is mounted with flue collector (5).The invention greatly improves smoke discharging effect during furnace body work, enable flue gas balanced and sufficiently discharge furnace body, so just further speed up the charing process of material in stove and promoted its combustion even abundant, so as to shorten the reaction time, improve production efficiency.

Description

A kind of biomass carbonizing furnace group

Technical field

A kind of carbonizing apparatus of carbonaceous material is the utility model is related to, is specifically a kind of biomass carbonizing furnace group.

Background technology

Shaping biomass briquette or comminuted biomass can further be carbonized using biomass carbonizing furnace, produce charcoal Due in the case where completely cutting off air conditions, biomass is by pyrolytic, generation combustion gas, tar and charcoal, combustion gas therein and tar again from Retort discharges, so the charcoal combustion efficiency finally obtained significantly improves, pollutant load during burning in flue gas It is obvious to reduce, it is a kind of high-grade domestic fuel, good charcoal can be also used for metallurgical industry.Therefore with biomass During retort production charcoal, how effectively, combustion gas, tar are sufficiently discharged, it is anti-for improving biomass briquette charing Speed or even the quality for improving final finished charcoal is answered to have important influence.

But on existing biomass carbonated furnace structure, discharge combustion gas, (generally single smoke outlet passes through for the mechanism of tar Flue connects chimney) it is arranged at furnace body napex and is partial to side, the discharge of inner flue gas of the stove is very uneven when retort works, So result in the biomass energy in furnace body below smoke outlet and be decomposed to form powdered carbon faster；But other conversion zones in furnace body, The especially region away from smoke outlet, biomass often reacts relatively slow, or even cannot fully carbonize.Certainly also have biomass carbonated The improvement of stove, it increases multiple smoke outlets at the top of furnace body, and connects chimney by flue, but this structure still cannot be thorough Solve the problems, such as to mention above, and this kind of smoke exhaust mechanism is often just for single furnace body；In industrialized production, work at the same time Multiple retorts to be just that it builds equal number of smoke exhaust mechanism, production cost is opposite to be improved.

The content of the invention

The utility model provides a kind of biomass carbonizing furnace group, and the purpose is to solve existing biomass carbonizing furnace smoke evacuation knot Structure is unreasonable and causes each section of reaction of stove endogenous substance unbalanced, or even part burns, carbonizes insufficient, and yield is relatively low, reaction When ask the problem of longer.

In order to achieve the above objectives, the technical solution of the utility model biomass carbonizing furnace group is as follows：It include carry into Furnace body, brick cage and its bearing of discharge port, smoke outlet, branch flue, divide flue, flue collector and chimney.Its architectural feature is to carry The furnace body of feed inlet and outlet is symmetrically distributed in flue collector both sides, and each bottom of furnace body is equipped with brick cage, brick cage by lower section brick cage branch Seat supports, brick cage rest base are symmetrically distributed with two or more smoke outlet, and each smoke outlet divides flue to connect by the way that branch flue is same；Point Flue is arranged on below the brick cage bearing of each furnace body, is higher than with position ' its flue collector is connected, cigarette is mounted with flue collector Chimney.

Above-described its quantity of the furnace body with feed inlet and outlet can be 2n, and n is natural number.And symmetrically divide persimmon two-by-two In flue collector both sides；Separated between the furnace body of the same side by wall.

The utility model biomass carbonizing furnace group divides flue that flue collector connector is provided with flue valve, in some stoves When body does not work, their corresponding flue valves divided on flue can be closed, to ensure that shadow n is not arranged to other pipeline flue gases for it What is put is unimpeded.

And flue is divided to be formed with certain inclination angle, i.e. two points of opposite cigarettes of flue collector both sides with flue collector connector tube wall Road outlet is in "eight" shape inclination angle, and when preventing that two mouths of pipe level from discharging fume relatively, two strands of opposite flue gases of the direction of motion are arrested in master Among flue, cause to be vented not smooth.

Sump can be set below each point of flue at the same time, to collect the cooling water in the furnace body course of work.

The symmetrical smoke outlet of each body brick cage rest base can be four, and the position of each smoke outlet is arranged on By the subregional center such as each after the bottom of furnace body quartering, it can so increase influence of the smoke outlet to whole furnace interior, Preferably ensure the uniformity of inner flue gas of the stove discharge, so as to further improve comminuted biomass carbonated, burning abundant in stove Property.

When the utility model biomass carbonizing furnace group works, the comminuted biomass entered from furnace body feed inlet is on brick cage Burning, the dense smoke produced in pyrolysis process pass through brick cage gap, assemble into brick cage bearing and wherein；Open flue Gate, due to the suction function that gas thermal convection current produces in brick cage bearing in pipeline, flue gas is inhaled into each smoke outlet, and passes through Branch flue, which imports, divides flue, and the dense smoke of each point of flue finally imports flue collector and drained by chimney.

Biomass carbonizing furnace group provided by the utility model greatly improves smoke discharging effect during furnace body work so that raw The combustion gas of substance decomposition generation, tar can be balanced and sufficiently discharge furnace body, have so just further speeded up material in stove Charing process and promote its combustion even abundant, so as to improve production efficiency.By our experiment statistics, general retort Interior material carbonize completely the time required to be about 16~18 it is small when, and use the utility model biomass carbonizing furnace group time contract It is as short as 12~14 hours.The biomass carbonizing furnace group integral layout is compact at the same time, rationally, saves sky and asks, relatively adapts to industry The needs of metaplasia production.

Brief description of the drawings

Fig. 1 is the structure chart of the utility model biomass carbonizing furnace group.

Fig. 2 is the utility model biomass carbonizing furnace group schematic diagram.

Fig. 3 is the southern profile of the utility model biomass carbonizing furnace group structure arrangement.

1st, the furnace body 2 with feed inlet and outlet, smoke outlet 3, branch flue 4, divide flue 5, flue collector 6, flue close door 7, Sump 8, chimney 9, brick cage 10, brick cage bearing

Embodiment

The structure arrangement of the utility model biomass carbonizing furnace group is described further with reference to attached drawing.

Fig. 1, Fig. 2 and Fig. 3 combine a kind of specific embodiment for having reacted the utility model biomass carbonizing furnace group Structural plan：Its structure includes eight furnace bodies 1 for carrying feed inlet and outlet, they are two-by-two symmetrically point and in 5 both sides of flue collector, together Separated between the furnace body of side by wall.Each 1 bottom of furnace body is equipped with brick cage 9, and brick cage 9 is by following brick cage bearing 10 Four smoke outlets 2 are distributed with support, 10 bottom symmetrical of brick cage bearing, and each smoke outlet 2 is arranged at 1 bottom of furnace body (shown in Fig. 1 Bottom of furnace body region is rectangular region) each center for waiting subregion (small rectangle region), each smoke outlet 2 lead to after the quartering Cross branch flue 3 divides flue 4 to connect together；Divide the lower section of brick cage bearing 10 that flue 4 is arranged on each furnace body 1, and with position on it The flue collector 5 of side connects, and the middle part of flue collector 5 is mounted with chimney 8.

The utility model biomass carbonizing furnace group divides flue 4 that 5 connector of flue collector is provided with flue valve 6, at certain When a little furnace bodies do not work, each of which can be closed and divide flue valve 6 on flue, to ensure that it does not influence other pipeline flue gases That discharges is unimpeded.

And divide the tube wall of flue 4 and 5 connector of flue collector to be formed with certain inclination angle, i.e., 5 both sides of flue collector it is opposite two It is a to divide the outlet of flue 4 to be in "eight" shape inclination angle.When preventing that two mouths of pipe level from discharging fume relatively, the opposite two strands of flue gases resistance of the direction of motion It is stagnant among flue collector 5, cause to be vented not smooth.

Each point of lower section of flue 4 sets sump 7 at the same time, to collect the cooling water in the furnace body course of work.

When the utility model biomass carbonizing furnace group works, the comminuted biomass entered from furnace body l feed inlets is in brick cage 9 Upper burning, the dense smoke produced in pyrolysis process pass through 9 gap of brick cage, assemble into brick cage bearing 10 and wherein；Beat Flue valve 6 is opened, due to the suction function that gas thermal convection current produces in brick cage bearing 10 in pipeline, flue gas is inhaled into each row Mouth 2, and imported by branch flue 3 and divide flue 4, the dense smoke of each point of flue 4 finally imports flue collector 5 and is drained by chimney 8.

Above-described embodiment is a kind of preferably structure scheme of the utility model, certain the utility model biomass carbon The structure arrangement for changing stove group is not limited to a kind of this embodiment.

Claims (8)

1. a kind of biomass carbonizing furnace group, it include furnace body, brick cage and its bearing with feed inlet and outlet, smoke outlet, branch flue, Divide flue, flue collector and chimney；Its architectural feature is that furnace body is symmetrically distributed in flue collector both sides, and each bottom of furnace body is equipped with Brick cage, brick cage are symmetrically distributed with two or more smoke outlet by brick cage seat supports, brick cage rest base, and each smoke outlet passes through branch cigarette Road is same to divide flue to connect；Divide flue to be arranged on below each body brick cage bearing, be connected with the flue collector of position above it, it is main Chimney is mounted with flue.

2. a kind of biomass carbonizing furnace group according to claim 1, is characterized in that described and divides flue and flue collector connector It is provided with flue valve.

3. a kind of biomass carbonizing furnace group according to claim 1, is characterized in that the connection for dividing flue and flue collector The tube wall of mouth is with certain hectare angle.

4. a kind of biomass carbonizing furnace group according to claim 1, is characterized in that described and divides flue lower section to set collection Well.

5. according to claim 1,2,3 or a kind of biomass carbonizing furnace group of 4 any one of them, it is characterized in that carrying feed inlet and outlet Furnace body quantity be 2n, n is natural number.

6. a kind of biomass carbonizing furnace group according to claim 5, is characterized in that the furnace body quantity with feed inlet and outlet is Eight, flue collector both sides are symmetrically distributed in two-by-two；Separated between the furnace body of the same side by wall.

7. a kind of biomass carbonizing furnace group according to claim 5, is characterized in that each body brick cage rest base is symmetrical Four smoke outlets are distributed with.

8. a kind of biomass carbonizing furnace group according to claim 7, is characterized in that each smoke outlet is arranged at furnace body The subregional center such as each after the quartering of bottom.