CN210921796U - Vertical biomass hot blast stove - Google Patents
Vertical biomass hot blast stove Download PDFInfo
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- CN210921796U CN210921796U CN201921831166.2U CN201921831166U CN210921796U CN 210921796 U CN210921796 U CN 210921796U CN 201921831166 U CN201921831166 U CN 201921831166U CN 210921796 U CN210921796 U CN 210921796U
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Abstract
The utility model provides a vertical living beings hot-blast furnace, include: the lower part of the hearth is provided with a grate which divides the hearth into a combustion chamber and a slag chamber; the first air inlet pipeline is fixedly arranged at the top of the combustion chamber; the spiral air disc is arranged in the combustion chamber and comprises an upper cover, a lower cover, a rotating shaft and a plurality of guide plates; the second air inlet pipelines are uniformly arranged at the bottom of the combustion chamber; an exhaust line; the biomass hopper is arranged above the hearth, and the lower end of the biomass hopper is provided with a crushing device; get rid of the workbin, it is the cylinder, sets up in the combustion chamber, and the bottom plate of getting rid of the workbin is fixed on the carousel, gets rid of the workbin and includes: a feed inlet; the spiral baffles are uniformly arranged in the throwing box, divide the throwing box into a plurality of capacity grooves with the same volume, and are radially and continuously arranged between the center and the circumferential surface of the throwing box; and (4) a discharge port. The utility model provides an insufficient technical problem of biomass combustion.
Description
Technical Field
The utility model belongs to the heating equipment field, in particular to vertical living beings hot-blast furnace.
Background
The hot blast stove is a thermodynamic machine, is widely applied in China in the end of the 20 th century 70 s, and becomes an upgrading product of an electric heat source and a traditional steam power heat source in many industries. The hot blast stove has various types and complete series, and is divided into a hand-burning furnace and a machine-burning furnace by a coal feeding mode, and is divided into a coal furnace, an oil furnace, a gas furnace and the like by fuel types. The hot blast stove is used for heating blast air to a required temperature so as to improve the benefit and efficiency of the blast furnace; it works according to the principle of "heat accumulation". The gas is burnt in the combustion chamber, the high-temperature waste gas passes through the checker bricks and stores heat, when the checker bricks are fully heated, the hot blast stove can be changed into air supply, at the moment, all combustion related valves are closed, all air supply valves are opened, and cold air is heated and sent out through the checker bricks.
Most of the traditional hot blast stoves use coal, oil, gas and electricity as fuels, and the use of the fuels has the following problems: firstly, the duration and the height of the temperature are not easy to control, which brings inconvenience to the processing; secondly, the consumption of the fuels is large, the fuels are easy to pollute, the control of PM2.5 is not facilitated, and the method belongs to a laggard capacity mode.
Biomass hot blast stove uses biomasses such as chaff as fuel burning, reduce cost that can be great to environmental protection has been improved, can produce waste materials such as chaff in the course of working of grain, the easy abundant burning of chaff in combustion process, the heat relatively stable of production is controllable, accords with the requirement of the stoving of grain such as grain, how utilizes the chaff to carry out effectual stoving to grain as the fuel of hot blast stove, is the fine mode of solving grain stoving in-process production and exploding waist scheduling problem. The existing biomass hot blast stove has the technical problem of insufficient biomass combustion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vertical living beings hot-blast furnace solves the insufficient technical problem of biomass fuel.
In order to solve the above-mentioned problem, the present application proposes a biomass hot blast stove, comprising:
the lower part of the hearth is provided with a grate which divides the hearth into a combustion chamber and a slag chamber;
the first air inlet pipeline is fixedly arranged at the top of the combustion chamber;
the spiral air disk is arranged in the combustion chamber and comprises an upper cover, a lower cover, a rotating shaft and a plurality of guide plates, wherein an air inlet is formed in the center of the upper cover and is connected with the first air inlet pipeline, the rotating shaft vertically penetrates through the center of the spiral air disk, the rotating shaft is driven by a driving motor to rotate so as to drive the spiral air disk to rotate, a plurality of arc-shaped guide plates which are identical in bending direction and enable air inlet flow to form vortex flow are uniformly arranged between the upper cover and the lower cover, and one end of each guide plate is fixedly connected with the rotating shaft;
the second air inlet pipelines are uniformly arranged at the bottom of the combustion chamber, the length direction of the second air inlet pipelines is parallel to the radial direction of the combustion chamber, and the flowing direction of the airflow sprayed out by the second air inlet pipelines is vertical and upward;
one end of the exhaust pipeline is connected with an exhaust port arranged at the upper end of the combustion chamber, and the other end of the exhaust pipeline is communicated with the outside;
the biomass hopper is arranged above the hearth, and the lower end of the biomass hopper is provided with a crushing device;
get rid of the workbin, it is the cylinder, sets up in the combustion chamber, the bottom plate of getting rid of the workbin is fixed on the carousel, the carousel is rotatory under driving motor's drive, thereby the drive it is rotatory to get rid of the workbin, it includes to get rid of the workbin:
the feed inlet is arranged in the central part of the upper end surface of the material throwing box and is connected with the discharge hole of the crushing device;
the spiral baffles are uniformly arranged in the throwing box, divide the throwing box into a plurality of capacity grooves with the same volume, and are radially and continuously arranged between the center and the circumferential surface of the throwing box;
the discharge ports are arranged on the circumferential surface of the material throwing box and correspond to the capacity grooves one to one;
preferably, be provided with filter equipment on the blast pipeline, filter equipment has set gradually first filter layer, second filter layer and third filter layer along gas emission's direction, first filter layer is the dirt net that strains, and the second filter layer is the activated carbon layer, and the third filter layer is the desulfurization layer.
Preferably, the bottom wall center of the slag chamber is provided with a flow distribution plate, and the flow distribution plate is a conical plate.
Preferably, a plurality of slag discharge ports are uniformly arranged on the side wall of the slag chamber.
Preferably, the first air inlet pipeline and the second air inlet pipeline are both connected with a blower.
Preferably, a temperature sensor is arranged in the combustion chamber.
The preferable scheme is that the number of the guide plates is 4-6.
Preferably, the grate is provided with meshes for biomass ash to pass through.
Preferably, the fire grate is provided with a rotatable ash poking rod for removing ash on the fire grate.
The utility model has the advantages that:
1. the utility model is provided with the spiral wind disk to form spiral wind in the combustion chamber, so that the stay time of the biomass in the furnace chamber can be increased due to the existence of the formed spiral wind, and the contact time of the biomass and the air is increased, thereby the biomass can be fully combusted;
2. the utility model discloses be provided with the second air inlet pipeline in the bottom of combustion chamber, the length direction of second air inlet pipeline is parallel with the radial of combustion chamber, the flow direction of the air current that the second air inlet pipeline spouts is vertical and for the direction of rising, makes living beings blow, reduces the speed that living beings drop to the combustion chamber bottom, can increase the time that living beings stop in the combustion chamber inside, reduces the volume of incomplete combustion living beings, reduces the waste;
3. the utility model discloses be provided with and get rid of the workbin, be provided with a plurality of spiral baffles in getting rid of the workbin, the spiral baffle will get rid of the workbin and divide into several capacity grooves that the volume is the same, the spiral baffle is even to be located between the center and the periphery of getting rid of the workbin in radially, makes biomass fuel evenly fall into the fuel room, and the time that extension living beings fall into the fuel room bottom, has increased the time that living beings stay in the combustion chamber inside, reduces the volume of incomplete combustion living beings, reduces extravagantly;
4. the utility model discloses be provided with filter equipment on the blast pipe way for the waste gas that produces in the combustion chamber filters layer upon layer, gets rid of the harmful substance in the waste gas, thereby reduces the influence of waste gas to the air quality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a spiral wind disk;
FIG. 3 is a schematic view of a throwing disk structure.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to the specific situation for a user of ordinary skill in the art.
The utility model provides a living beings hot-blast furnace, include: the lower part of the furnace is provided with a grate 3, the grate divides the furnace into a combustion chamber 1 and a slag chamber 2, the center of the bottom wall of the slag chamber 2 is provided with a flow distribution plate 9, the flow distribution plate 9 is a conical plate, the side wall of the slag chamber 2 is uniformly provided with a plurality of slag discharge ports, a temperature sensor is arranged in the combustion chamber 1, the grate 3 is provided with meshes for biomass ash to pass through, and the grate 3 is provided with a rotatable ash poking rod for removing ash on the grate; the first air inlet pipeline 4 is fixedly arranged at the top of the combustion chamber 1, and a blower is connected to the first air inlet pipeline 4; the spiral air disk 5 is arranged in the combustion chamber 1 and comprises an upper cover, a lower cover, a rotating shaft 10 and a plurality of guide plates 11, wherein an air inlet is formed in the central part of the upper cover, the air inlet is connected with the first air inlet pipeline 4, the rotating shaft 10 vertically penetrates through the central part of the spiral air disk 5, the rotating shaft 10 is driven by a driving motor to rotate so as to drive the spiral air disk 5 to rotate, the guide plates 11 which are arc-shaped and have the same bending direction and enable air inlet airflow to form vortex flow are uniformly arranged between the upper cover and the lower cover, one end of each guide plate 11 is fixedly connected with the rotating shaft 10, the number of the guide plates 11 is 4-6, the first air inlet pipeline 4 sends air into the combustion chamber 1 to form spiral air in the combustion chamber 1, and the retention time of biomass in the hearth can be increased due to the existence of the formed spiral air flow, and increasing the contact time of the biomass with air, thereby enabling the biomass to be sufficiently combusted; the second air inlet pipelines are uniformly arranged at the bottom of the combustion chamber 1, the length direction of the second air inlet pipelines is parallel to the radial direction of the combustion chamber 1, the flowing direction of airflow sprayed out by the second air inlet pipelines is vertical and upward, the second air inlet pipelines are connected with an air blower, and the air is continuously supplied upwards through the second air inlet pipelines, so that the biomass is blown up, the speed of the biomass falling to the bottom of the combustion chamber 1 is reduced, the retention time of the biomass in the combustion chamber can be increased, the amount of incompletely combusted biomass is reduced, and the waste is reduced; one end of the exhaust pipeline is connected with an exhaust port arranged at the upper end of the combustion chamber 1, the other end of the exhaust pipeline is communicated with the outside, a filtering device is arranged on the exhaust pipeline, the filtering device is sequentially provided with a first filtering layer, a second filtering layer and a third filtering layer along the gas discharging direction, the first filtering layer is a dust filtering net, the second filtering layer is an activated carbon layer, and the third filtering layer is a desulfurization layer; the biomass hopper 6 is arranged above the hearth, and the lower end of the biomass hopper 6 is provided with a crushing device 7; get rid of workbin 5, it is the cylinder, sets up in the combustion chamber 1, the bottom plate of getting rid of workbin 5 is fixed on the carousel, the carousel is rotatory under driving motor's drive, thereby the drive it is rotatory to get rid of workbin 5, driving motor is servo driving motor, realizes getting rid of the accurate control of 5 rotational speeds of workbin, and rotation speed through the control carousel not only can control the ejection of compact density of biomass material, makes biomass fuel even moreover fall into fuel room, and prolongs the time that biomass falls into fuel room bottom, has increased the time that biomass stops in the combustion chamber inside, reduces the volume of incomplete burning biomass, and it is extravagant to reduce, it includes to get rid of the workbin: the feed inlet is arranged in the central part of the upper end surface of the material throwing box 5 and is connected with the discharge hole of the crushing device; the spiral baffles 12 are uniformly arranged in the throwing box 5, the throwing box 5 is divided into a plurality of grooves with the same volume by the spiral baffles 12, and the spiral baffles 12 are radially and continuously arranged between the center and the circumferential surface of the throwing box 5; and the discharge ports are arranged on the circumferential surface of the material throwing box 5 and correspond to the capacity grooves one to one.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (9)
1. Vertical living beings hot-blast furnace, its characterized in that includes:
the lower part of the hearth is provided with a grate which divides the hearth into a combustion chamber and a slag chamber;
the first air inlet pipeline is fixedly arranged at the top of the combustion chamber;
the spiral air disk is arranged in the combustion chamber and comprises an upper cover, a lower cover, a rotating shaft and a plurality of guide plates, wherein an air inlet is formed in the center of the upper cover and is connected with the first air inlet pipeline, the rotating shaft vertically penetrates through the center of the spiral air disk, the rotating shaft is driven by a driving motor to rotate so as to drive the spiral air disk to rotate, a plurality of arc-shaped guide plates which are identical in bending direction and enable air inlet flow to form vortex flow are uniformly arranged between the upper cover and the lower cover, and one end of each guide plate is fixedly connected with the rotating shaft;
the second air inlet pipelines are uniformly arranged at the bottom of the combustion chamber, the length direction of the second air inlet pipelines is parallel to the radial direction of the combustion chamber, and the flowing direction of the airflow sprayed out by the second air inlet pipelines is vertical and upward;
one end of the exhaust pipeline is connected with an exhaust port arranged at the upper end of the combustion chamber, and the other end of the exhaust pipeline is communicated with the outside;
the biomass hopper is arranged above the hearth, and the lower end of the biomass hopper is provided with a crushing device;
get rid of the workbin, it is the cylinder, sets up in the combustion chamber, the bottom plate of getting rid of the workbin is fixed on the carousel, the carousel is rotatory under driving motor's drive, thereby the drive it is rotatory to get rid of the workbin, it includes to get rid of the workbin:
the feed inlet is arranged in the central part of the upper end surface of the material throwing box and is connected with the discharge hole of the crushing device;
the spiral baffles are uniformly arranged in the throwing box, divide the throwing box into a plurality of capacity grooves with the same volume, and are radially and continuously arranged between the center and the circumferential surface of the throwing box;
and the discharge ports are arranged on the circumferential surface of the material throwing box and correspond to the capacity grooves one to one.
2. The vertical biomass hot blast stove according to claim 1, wherein a filtering device is arranged on the exhaust pipeline, the filtering device is sequentially provided with a first filtering layer, a second filtering layer and a third filtering layer along the gas discharge direction, the first filtering layer is a dust filtering net, the second filtering layer is an activated carbon layer, and the third filtering layer is a desulfurization layer.
3. The vertical biomass hot blast stove according to claim 1, wherein a splitter plate is arranged in the center of the bottom wall of the slag chamber, and the splitter plate is a conical plate.
4. The vertical biomass hot blast stove according to claim 3, wherein a plurality of slag outlets are uniformly arranged on the side wall of the slag chamber.
5. The vertical biomass hot blast stove according to claim 1, characterized in that the first and second inlet pipes are connected to a blower.
6. The vertical biomass hot blast stove according to claim 1, characterized in that a temperature sensor is arranged in the combustion chamber.
7. The vertical biomass hot blast stove according to claim 1, wherein the number of the baffles is 4-6.
8. The vertical biomass hot blast stove according to claim 1, wherein the grate is provided with mesh openings for passing biomass ash.
9. The vertical biomass hot blast stove according to claim 1, wherein the grate is provided with a rotatable ash poking rod for removing ash on the grate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921831166.2U CN210921796U (en) | 2019-10-28 | 2019-10-28 | Vertical biomass hot blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921831166.2U CN210921796U (en) | 2019-10-28 | 2019-10-28 | Vertical biomass hot blast stove |
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| Publication Number | Publication Date |
|---|---|
| CN210921796U true CN210921796U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921831166.2U Active CN210921796U (en) | 2019-10-28 | 2019-10-28 | Vertical biomass hot blast stove |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124417A (en) * | 2021-05-14 | 2021-07-16 | 合肥三伍机械有限公司 | Hot-blast stove for grain dryer |
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2019
- 2019-10-28 CN CN201921831166.2U patent/CN210921796U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113124417A (en) * | 2021-05-14 | 2021-07-16 | 合肥三伍机械有限公司 | Hot-blast stove for grain dryer |
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