CN205878244U - Gas collection structure and fire burning furnace - Google Patents

Abstract

The utility model provides a gas collection structure and fire burning furnace belongs to burning utensil field, and the gas collection structure includes gas collection spare, and gas collection spare be the infundibulate, and gas collection spare includes that air inlet end and air -out hold, and the central line of gas collection spare is first center pin, and the mid portion of gas collection spare is the gas collection passageway, and the cross -section of gas collection passageway is the gas collection face, the gas collection face and first center pin is perpendicular, and the area of gas collection face is crescent to the air -out end from the air inlet end, and the air vent has been offered to the lateral wall of gas collection spare, fires burning furnace and includes furnace and gas collection structure, and the gas collection structure sets up in furnace's bottom, and the gas collection structure makes combustion efficiency promote greatly for the burning of fuel in furnace provides sufficient oxygen and wind -force, produces few smoke and dust, realizes that the high -efficient of clean energy utilizes.

Description

Gas-collecting structure and combustion furnace

Technical field

This utility model relates to burner field, in particular to a kind of gas-collecting structure and combustion furnace.

Background technology

In order to make burning more collect neutralization safety, especially for the burning of bio-fuel, traditional combustion furnace is usual Comprising charging aperture and ash hole, fuel enters furnace interior from charging aperture, discharges from ash hole after all burnt, then under carrying out One burning taken turns, but this traditional mode makes fuel combustion insufficient, causes the waste of resource and the pollution of air.

Utility model content

This utility model provides a kind of gas-collecting structure and combustion furnace, it is intended to improve fuel combustion in prior art insufficient Problem.

This utility model embodiment is achieved in that

This utility model embodiment provides a kind of gas-collecting structure, and described gas-collecting structure includes gas collection part, described gas collection part For infundibulate, described gas collection part includes that air intake and outlet air end, the centrage of described gas collection part are the first central shaft, described gas collection The mid portion of part is channel of gas collection, and the cross section of described channel of gas collection is gas collection face, described gas collection face and described first central shaft Vertically, the area in described gas collection face is gradually increased to outlet air end from air intake, and the sidewall of described gas collection part offers passage.

The sidewall of above-mentioned gas collection part is set to inclined plane, and has certain thickness, and the sidewall of inclination can be to outside Cold airflow and internal thermal current play certain guide functions.

Optionally, the centrage of described passage is the second central shaft, the second central shaft and aforesaid first central shaft Angle is less than 90 degree, is i.e., it is ensured that passage at the opening of gas collection part outer wall relative to the open horizontal position of gas collection part inwall Lower, otherwise, it is also possible to realize the effect of gas collection, but owing to air-flow is from top to bottom after passage enters gas collection part , although it is that air-flow is collected toward middle part, but mostly acts on flame due to it, opposite effect can be played, Even can extinguish when wind-force is sufficiently large, preferably mode is, described second central shaft hangs down with the inwall of described gas collection part Directly, owing to the direction of passage is substantially vertical with inside, and inwall is set to inclined plane, the gradient of passage be then with Changing with the change of inwall gradient, passage is less hole, does not spill from passage with fuel and is advisable.

Optionally, described gas collection part includes that at least one passage group, a described passage group include that at least two is led to Pore, the described passage of each described passage group is arranged at described gas collection part around described first central shaft is rotational symmetric Sidewall, air-flow is only collected by one group of passage group at corresponding subrange, will not produce the biggest effect, along air intake It is arranged in order many group passage groups to outlet air end, makes air-flow be overlapped into one than more aggressive wind-force.

Outside air-flow, through the passage being oppositely arranged, collects in the middle part of gas collection part, and when passage reaches a fixed number Amount, and the passage of each passage group is relative to the first rotational symmetric setting of central shaft, makes the gas in the middle part of entrance gas collection part Stream collects and is overlapped mutually afterwards, and the burning of fuel forms the thermal current risen in addition, and two kinds of air-flows upwards interact and formed One thrust upwards, adds impulsive force and the efficiency of burning.

Gas-collecting structure also includes that stock supporting plate, stock supporting plate are flexibly connected with gas collection part, and the inwall of described air intake is provided with One end difference, the edge of described stock supporting plate is provided with the second end difference matched with described first end difference, by the first rank The cooperation of ladder portion and the second end difference makes stock supporting plate be connected with gas collection part, it is also possible to the only inwall at gas collection part air intake arranges rank Ladder portion, the height of end difference is basically identical with the thickness of stock supporting plate, stock supporting plate can between be fastened on this end difference, described in hold Flitch offers multiple ash output opening, and the shape of ash output opening can be single circular hole or polygonal hole, and ash output opening is on stock supporting plate Becoming matrix arrangement, the shape of ash output opening is it can also be provided that strip, and the width of bar hole is not to make the fuel of mean size not Lower leakage is advisable, and stock supporting plate is as an overall platy structure, and it can bear bigger weight, also easily dismantles and to going out The cleaning in ash hole, is well suited for large batch of production.

Gas-collecting structure also includes many fire bars, and it is recessed with what described fire bars matched that the inwall of described air intake offers many groups Groove group, often organizes described groove group and includes two grooves being oppositely arranged, i.e. two relative grooves keep point-blank, One end of described fire bars is embedded in one of them groove of described groove group, and the other end of described fire bars is embedded at recessed with described In the another one groove that groove group is relative, fire bars is a kind of traditional structure, each fire bars entirety is usually made one and fixes Shape, after being provided separately here, when some fire bars damage or fire bars between card have foreign body need cleaning time, can be only by needs The fire bars of cleaning disassembles, and is also convenient for changing the fire bars that use is bad, the most economic and practical.

Optionally, described gas-collecting structure also includes that deep bead, described deep bead are the tubular structure of both ends open, described gear One of them opening of aerofoil is connected with described air intake, usually, ash output opening as air vent use time Waiting its width is bigger by contrast, and this results in most air-flow and can enter in gas collection part from ash output opening, such Words certainly will enter the air-flow of gas collection part in passage and greatly reduce, and mutually carried out with air intake by air-flow so arranging deep bead Isolation, is that air-flow only enters from passage.

Optionally, one end being connected with described air intake of deep bead is provided with wedge shape the first convex edge, the first convex edge interior Wall cooperates with the outer wall of described air intake, this first convex edge and the connection of air intake, is isolated from air intake by outside wind, By the guide functions of gas collection part, wind is guided to the inside of the position entrance gas-collecting structure of passage again.

The outer wall of outlet air end is provided with the second convex edge for being connected by described gas-collecting structure, gas-collecting structure with external structure Mainly it is arranged on the bottom of body of heater, it is considered to preferably carry out assembly and disassembly, only arrange an interval or the of annular Two convex edges, can realize.

Gas-collecting structure uses heat-resisting cast iron or ceramic material to make, and burning is the process of a high temperature, needs resistant to elevated temperatures Material is supported.

This utility model embodiment additionally provides a kind of combustion furnace, including burner hearth and described gas-collecting structure, described gas collection Structure is arranged at the bottom of described burner hearth, and this gas-collecting structure also serves as the bearing material structure of combustion furnace, and fuel is placed on this gas-collecting structure Burn in inside.

The beneficial effects of the utility model are: this utility model makes outer gas stream by above-mentioned design, through gas collection part Drainage causes passage, then makes the air-flow of disorder become regular by passage to add air blast, and this air-flow enters collection All collecting in the middle part of gas collection part after gas inside configuration, the air-flow pooled together not only supports burning, and in vertical direction phase Superposition forms one impulse force upwards mutually, drives combustible to be greatly promoted in burner hearth inner loop, efficiency of combustion, produces few Flue dust, saves the energy, makes the utilization of clean energy resource be achieved.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to required in embodiment The accompanying drawing used is briefly described, it will be appreciated that the following drawings illustrate only some embodiment of the present utility model, the most not Should be considered as the restriction to scope, for those of ordinary skill in the art, on the premise of not paying creative work, Other relevant accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of the gas-collecting structure that this utility model embodiment 1 provides；

Fig. 2 is the a-a sectional view of Fig. 1；

Fig. 3 is the sectional view of the second convex edge that this utility model embodiment 1 provides；

Fig. 4 is the structural representation of the gas-collecting structure that this utility model embodiment 2 provides；

Fig. 5 is the top view of Fig. 4；

Fig. 6 is the b-b sectional view of Fig. 4；

Fig. 7 is the fire bars scheme of installation that this utility model embodiment 2 provides；

Fig. 8 is the c-c sectional view of Fig. 7；

Fig. 9 is the structural representation of the combustion furnace that this utility model embodiment 3 provides.

Figure acceptance of the bid note is respectively as follows:

100 gas-collecting structures；

200 combustion furnaces；

101 gas collection parts；

102 passages；

103 air intakes；

104 outlet air ends；

105 sidewalls；

106 first end differences；

201 deep beads；

202 first convex edges；

301 second convex edges；

401 stock supporting plates；

402 ash output openings；

403 second end differences；

404 fire bars；

405 grooves；

501 bellows；

502 burner hearths；

503 observation panels；

504 charging apertures；

505 air inlets.

Detailed description of the invention

For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that Described embodiment is a part of embodiment of this utility model rather than whole embodiments.New based on this practicality Embodiment in type, the every other reality that those of ordinary skill in the art are obtained under not making creative work premise Execute mode, broadly fall into the scope of this utility model protection.Therefore, below to the embodiment party of the present utility model provided in the accompanying drawings The detailed description of formula is not intended to limit claimed scope of the present utility model, but is merely representative of choosing of the present utility model Determine embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work The every other embodiment obtained under premise, broadly falls into the scope of this utility model protection.

In description of the present utility model, it is to be understood that the term of indicating position or position relationship is based on accompanying drawing Shown orientation or position relationship, be for only for ease of description this utility model and simplify description rather than instruction or hint institute The equipment that refers to or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this reality With novel restriction.

Embodiment 1

As Figure 1-Figure 8, this utility model preferred embodiment provides a kind of gas-collecting structure 100, is a kind of novel life The polycrystalline substance of thing energy-saving burner, after air-flow disorderly bottom combustion furnace 200 passes through this gas-collecting structure 100, in order The burner hearth 502 toward combustion furnace 200 in the middle part of collect.

As it is shown in figure 1, in the present embodiment, gas-collecting structure 100 includes gas collection part 101 and deep bead 201, gas collection part 101 Including air intake 103 and outlet air end 104, the centrage of gas collection part 101 is the first central shaft, and the mid portion of gas collection part 101 is Channel of gas collection, the cross section of channel of gas collection is gas collection face, and gas collection face and the first central axis, the area in gas collection face is from air intake 103 are gradually increased to outlet air end 104, and gas collection part 101 forms infundibulate, and preferably mode is to be set by the sidewall 105 of gas collection part 101 It is set to inclined plane.

Offering passage 102 on the sidewall 105 of gas collection part 101, the shape of passage 102 can be circular, regular polygon Or the shape of other rules, it is also possible to for continuous print bar hole, this passage 102 along the sidewall 105 of gas collection part 101 in first The rotationally symmetrical setting of mandrel, gas collection part 101, as the structure of a kind of arc, has certain guiding function to air-flow, and air-flow connects Can collect along this outer wall toward top after contacting the outer wall of gas collection part 101, until arriving passage 102, from gas collection part 101 outer wall The wind entered is by after passage 102, and disorderly air-flow all collects toward the center of gas collection part 101, the most constantly folds Add.

Concrete, multiple rotational symmetric passages 102 are passage 102 groups, can arrange at least two passage 102 Group, its preferably mode is, as far as possible by passage 102 groups near air intake 103, such setting makes more oxygen the most defeated Delivering to root rather than the top of flame, be conducive to providing more oxygen for burning, combustion efficiency is more preferable.

As depicted in figs. 1 and 2, in the present embodiment, gas-collecting structure 100 also includes deep bead 201, cutting of deep bead 201 Face and the cross sectional shape of air intake 103 keep consistent, it is preferred that deep bead 201 cross section is circle, wherein the one of deep bead 201 Individual opening is connected with air intake 103, and one end being connected with air intake 103 of deep bead 201 is provided with wedge shape the first convex edge 202, the inwall of the first convex edge 202 cooperates with the outer wall of described air intake 103, and such setting avoids wind from the second end Approaching side intralaminar part, owing to the bottom of this gas-collecting structure 100 is often connected with bellows 501, under the effect of deep bead 201, from Wind in bellows 501 is the most all entered side plate by the outer wall of side plate, greatly adds the air quantity coming together in side plate centre And wind-force, deep bead 201 can be set to thin plate, it is possible to is arranged to slab, and when being arranged to slab when, deep bead 201 can be held concurrently Do the longitudinal support structure of gas-collecting structure 100.

As shown in Figures 2 and 3, the outer wall at air outlet is provided for be connected by gas-collecting structure 100 with external structure Two convex edges 301, can be directly by one-body molded with gas collection part 101 for this second convex edge 301, and the second convex edge 301 can be that interval sets The multiple projections put, preferably mode are that convex edge is set to bulge loop, not only act as the effect supporting gas-collecting structure 100, also make It keeps stablizing of horizontal direction.

Embodiment 2

As shown in Figure 4 and Figure 5, the present embodiment is the further improvement on the basis of embodiment 1, and improvement is, collection Depressed structure 100 also includes stock supporting plate 401, and fuel, as the burning platform of comburant (-rent), is placed in the optimum bit of burning by stock supporting plate 401 Put, cooperating with the passage 102 on gas collection part 101, reaching more preferable combustion efficiency.

Optionally, refer to Fig. 6, stock supporting plate 401 is arranged on the bottom of gas collection part 101 and is connected with air intake 103, air intake The inwall of 103 is provided with the first end difference 106, and the edge of stock supporting plate 401 is provided with second matched with the first end difference 106 End difference 403, the first end difference 106 just cooperates with the second ladder, due to the second end difference 403 be provided by subtract The thickness of little stock supporting plate 401 realizes, so by thickening suitable for the edge of stock supporting plate 401, then can arrange second-order here Ladder portion 403, stock supporting plate 401, away from the one side surfacing of air intake 103, can make fuel uniformly be placed on stock supporting plate 401.

Optionally, stock supporting plate 401 offers multiple ash output opening 402, and ash output opening 402 is shaped as bar shaped, the length of ash output opening 402 Spending and be gradually reduced toward edge from middle, each ash output opening 402 length direction is arranged in parallel, makes full use of bearing material when of setting The space of plate 401, ash output opening 402 is set to uniform width, and the most down dropping with fuel and not affecting combustion efficiency is limited.

As shown in Figure 7 and Figure 8, in the present embodiment, stock supporting plate 401 offer ash output opening 402 structure can by fire bars 404 with The combination of air intake 103 is replaced, and the inwall of air intake 103 offers organizes the groove 405 groups matched with fire bars 404 more, Often group groove 405 groups includes two grooves being oppositely arranged 405, and one end of fire bars 404 is embedded at one of them of groove 405 groups In groove 405, the other end of fire bars 404 is embedded in the another one groove 405 of described groove 405 groups, the upper table of fire bars 404 Face is substantially flush with the upper surface of the second end, is parallel to each other between fire bars 404, and each fire bars 404 is separately provided beneficially The cleaning of burning ashes, is also convenient for changing fire bars 404, cost-effective, but plays comprehensive poor stability, so, can be at fire bars 404 Vertical direction reinforcement fire bars 404 is additionally set, this fire bars 404 connects fixing for other fire bars 404, also serves as strengthening fire bars 404 stability and the parts of bearing capacity, fire bars 404 is dismountable with the connection of air intake 103 groove 405 here.

In the present embodiment, above-mentioned stock supporting plate 401 and fire bars 404 are all the carrying structures as fuel, are in for a long time In hot environment, here, stock supporting plate 401 and fire bars 404 use the pig iron or ceramic material to make, and stock supporting plate 401 and fire bars 404 All can remove from the bottom of this gas-collecting structure 100, reason is, can be mixed into granule unavoidably bigger, nonflammable in fuel Material, when easily snapping in ash output opening 402 after these material temperature distortions, causes the blocking of air intake 103, the ashes of fuel without Method is discharged；The blocking of passage 102 can be caused after ash buildup is too much, after blocking occurs, can be by base plate or fire bars 404 Disassemble from gas-collecting structure 100, then tamper be carried out and clear up.

Embodiment 3

As it is shown in figure 9, a kind of combustion furnace 200 that this utility model embodiment provides, combustion furnace 200 includes burner hearth 502, goes out Burner 506, charging aperture 504, observation panel 503, bellows 501 and aforesaid gas-collecting structure 100, gas-collecting structure 100 is arranged at burner hearth In bellows 501 bottom 502, through hole is offered at the center bottom burner hearth 502, or burner hearth 502 does not set base plate, and by gas-collecting structure 100 as the base plate of burner hearth 502, and the through hole bottom burner hearth 502 is completely covered by the outlet air end 104 of gas collection part 101 completely, burner hearth 502 connect closely with gas collection part 101, it is to avoid fuel falls in the gap between burner hearth 502 and gas collection part 101, and whole burner hearth 502 is circle Tubular, crater 506 is arranged on burner hearth 502 top, charging aperture 504 and observation panel 503 and is separately positioned on the side of burner hearth 502.

During use, from charging aperture 504, fuel being put into burner hearth 502, light fuel, open blower fan, air-flow is from air inlet 505 Enter bellows 501, owing to the air intake 103 of gas collection part 101 is provided with deep bead 201, so air-flow can only be around deep bead 201 and collection The outer wall motion of gas part 101, enters gas collection part 101 finally by passage 102 internal, comes together in the gas in the middle part of gas collection part 101 Flowing the combustible burnt completely with the heat energy and failing of burning, the through hole being then passed through burner hearth 502 enters burner hearth 502, under entrance The step of one step, can observe the combustion case in burner hearth 502 at any time at observation panel 503, in order to adjust at any time.

The foregoing is only preferred implementation of the present utility model, be not limited to this utility model, for For those skilled in the art, this utility model can have various modifications and variations.All in spirit of the present utility model with former Within then, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (10)

1. a gas-collecting structure, it is characterised in that described gas-collecting structure includes gas collection part, and described gas collection part is infundibulate, described Gas collection part includes that air intake and outlet air end, the centrage of described gas collection part are the first central shaft, the mid portion of described gas collection part For channel of gas collection, the cross section of described channel of gas collection is gas collection face, described gas collection face and described first central axis, described gas collection The area in face is gradually increased to outlet air end from air intake, and the sidewall of described gas collection part offers passage.

Gas-collecting structure the most according to claim 1, it is characterised in that the centrage of described passage is the second central shaft, Described second central shaft is vertical with the inwall of described gas collection part.

Gas-collecting structure the most according to claim 1 and 2, it is characterised in that described gas collection part includes at least one passage Group, a described passage group includes at least two passage, and the described passage of each described passage group is around described first The rotational symmetric sidewall being arranged at described gas collection part of central shaft.

Gas-collecting structure the most according to claim 1, it is characterised in that gas-collecting structure also includes stock supporting plate, described air intake Inwall be provided with the first end difference, the edge of described stock supporting plate is provided with the second ladder matched with described first end difference Portion, described stock supporting plate offers multiple ash output opening.

Gas-collecting structure the most according to claim 1, it is characterised in that gas-collecting structure also includes many fire bars, described air intake End inwall offer to organize the groove group matched with described fire bars more, often organize described groove group include two be oppositely arranged recessed Groove, one end of described fire bars is embedded in one of them groove of described groove group, and the other end of described fire bars is embedded at described In the another one groove of groove group.

Gas-collecting structure the most according to claim 1, it is characterised in that described gas-collecting structure also includes deep bead, described gear Aerofoil is the tubular structure of both ends open, and one of them opening of described deep bead is connected with described air intake.

Gas-collecting structure the most according to claim 6, it is characterised in that be connected with described air intake the one of described deep bead End is provided with wedge shape the first convex edge, and the inwall of described first convex edge cooperates with the outer wall of described air intake.

Gas-collecting structure the most according to claim 1, it is characterised in that the outer wall of described outlet air end is provided with for by described The second convex edge that gas-collecting structure is connected with external structure.

9. according to the gas-collecting structure described in claim 4 or 5, it is characterised in that described gas-collecting structure uses heat-resisting cast iron or pottery Ceramic material is made.

10. a combustion furnace, it is characterised in that include the gas-collecting structure described in burner hearth and claim 1-9 any one, described Gas-collecting structure is arranged at the bottom of described burner hearth.