CN210320137U

CN210320137U - A even distributing device for firing burning furnace

Info

Publication number: CN210320137U
Application number: CN201920567837.2U
Authority: CN
Inventors: 卢元强; 卢亨俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-04-14
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses a uniform distribution device for a combustion furnace, which aims at the defects of unstable feeding, incomplete combustion and large fuel consumption of the prior art that the biomass combustion is often fed to a furnace chamber through manual feeding, and provides the following scheme, which comprises a furnace body, a spiral blanking device, a blowing pipe, a swing shaft, a furnace bar, a first fan and a second fan; the upper end of the outer side of the furnace body is provided with a spiral blanking device, the lower end of a discharge port of the spiral blanking device is provided with a feeding table, the front end of the feeding table is provided with a blowing pipe, the blowing pipe is connected with a swing shaft, and the swing shaft is arranged on a support frame of the furnace wall at the outer side of the furnace body; the furnace body is internally provided with a furnace grate for uniformly distributing materials. The utility model is suitable for a living beings saw-dust wood chip of different humidity, can the continuous operation, do not need a large amount of manual operation, reduce the labour, equipment is simple, the cost is low, area is few to can promote the burning, environmental protection.

Description

A even distributing device for firing burning furnace

Technical Field

The utility model relates to a biomass combustion equipment field especially relates to an even distributing device for firing burning furnace.

Background

At present, most of biomass straws are burnt in vast rural areas in China except for few biomass straws which are smashed and returned to the field, the environment is seriously polluted improperly, resource waste is caused, and the burning efficiency is extremely low because some farmers use the straws to burn as heat sources for cooking and boiling water. Most of biomass is burnt by manually feeding the biomass into a hearth, on one hand, the biomass has instability in feeding, on the other hand, the biomass is incompletely burnt due to uneven distribution, and the defects that tail gas emits black smoke, the combustion consumption is high, the environment is polluted, the labor intensity of workers is high, and continuous and automatic heat production cannot be realized exist. Therefore, the above problems remain to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides an even distributing device for firing burning furnace has solved among the prior art biomass combustion and has often been thrown the material through artifical manual and deliver to furnace, has the shortcoming that the feed is unstable, the burning is incomplete, the fuel consumption is big.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a uniform material distribution device for a combustion furnace comprises a furnace body, a spiral blanking device, a blowing pipe, a swing shaft, a furnace grate, a first fan and a second fan;

the spiral discharging device is arranged at the upper end of the outer side of the furnace body, the feeding table is arranged at the lower end of a discharging port of the spiral discharging device and is arranged at the front end of a feeding port of the furnace body, the blowing pipe is arranged at the front end of the feeding table and is connected with the first fan, the blowing pipe is connected with the swing shaft, and the swing shaft is arranged on a support frame of the furnace wall at the outer side of the furnace body;

the furnace body is internally provided with the furnace grate for uniformly distributing materials, and the bottom of the furnace body is provided with a second fan.

Preferably, one end of the feeding table is rotatably installed at the outer end of the furnace wall of the furnace body, and the rotating angle range of the feeding table is 0-180 degrees.

Preferably, a baffle is arranged on one side of the feeding table close to the blowing pipe.

Preferably, the swing shaft is connected with an eccentric wheel, and the eccentric wheel is arranged on one side of the connecting shaft of the speed reducing motor.

Preferably, the spiral discharging device comprises a feeding bin and a discharging bin, and a spiral pushing blade for transversely stirring is arranged in the discharging bin.

The utility model has the advantages that: the device can effectively promote the three-waste fuel to be uniformly distributed in the grate without generating the phenomenon of gas short circuit by arranging the furnace body, the feeding table, the baffle plate, the spiral discharging device, the blowing pipe, the swing shaft, the grate, the first fan and the second fan, thereby achieving the purpose of complete combustion; the device can be used for carrying out continuous production without manpower by arranging the spiral blanking device, so that the labor cost is reduced, wood chip and wood chip materials with different dryness and humidity can be applied in the device, and the dryness and humidity range is wider; the spiral discharging device can uniformly guide materials into the feeding table, the baffle arranged on the feeding table can effectively reduce the scattering phenomenon of three-waste materials, and particularly, the feeding table is arranged to be rotary, so that the feeding angle can be adjusted, and the material distribution efficiency is greatly improved; the device adds the swing shaft to the blowing pipe in the prior art, changes the blowing angle through the swing shaft and achieves the aim of uniform distribution; the grate is arranged in the furnace body, so that materials passing through the grate are more uniform, and better combustion is facilitated;

therefore, the device has the advantages of simple assembly, low cost and low manufacturing cost, reasonably utilizes the occupied area, solves the complex problem by using a simple method, can achieve the characteristics of complete combustion and improved heat efficiency, can reduce the emission of harmful waste gas, and is economical and applicable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic cross-sectional view of a portion a-a of the present invention.

Reference numerals: 1-furnace body, 11-feed inlet, 12-feeding table, 13-baffle, 2-spiral blanking device, 21-feed bin, 22-discharge bin, 3-blowing pipe, 4-swing shaft, 5-grate, 6-first fan and 7-second fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a uniform distribution device for a combustion furnace comprises a furnace body 1, a spiral blanking device 2, a blowing pipe 3, a swing shaft 4, a furnace grate 5, a first fan 6 and a second fan 7; the spiral blanking device 2 is arranged at the upper end of the outer side of the furnace body 1, the feeding table 12 is arranged at the lower end of a discharge hole of the spiral blanking device 2, the feeding table 12 is arranged at the front end of a feed hole 11 of the furnace body 1, the front end of the feeding table 12 is provided with a blowing pipe 3, the blowing pipe 3 is connected with the first fan 6, the blowing pipe 3 is connected with the swing shaft 4, and the swing shaft 4 is arranged on a support frame of the furnace wall at the outer side of the furnace body 1; the furnace body 1 is internally provided with the furnace grate 5 for uniform distribution, and the bottom of the furnace body 1 is provided with a second fan 7; one end of the feeding table 12 is rotatably installed at the outer end of the furnace wall of the furnace body 1, and the rotation angle range of the feeding table 12 is 0-180 degrees; a baffle 13 is arranged on one side of the feeding table 12 close to the blowpipe 3; the swing shaft 4 is connected with an eccentric wheel, and the eccentric wheel is arranged on one side of a connecting shaft of the speed reducing motor; the spiral discharging device 2 comprises a material inlet bin 21 and a material outlet bin 22, and spiral material pushing blades which are transversely stirred are arranged in the material outlet bin 22.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore 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.

The working principle is as follows: when in use, the first fan 6 and the second fan 7 are opened, the spiral blanking device 2 is opened, the material is pushed out through the spiral material pushing blade in the discharging bin 22 and falls into the feeding table 12 under the influence of gravity (one end of the feeding table 12 is rotatably installed at the outer end of the furnace wall of the furnace body 1), the blowing pipe 3 connected with the first fan 6 is arranged at the feeding front end of the feeding table 12, the blowing pipe 3 and the swing shaft 4 are fixed through a connecting belt and can drive the blowing pipe 3 to move together through the movement of the swing shaft 4, the swing shaft 4 is installed on a supporting frame of the furnace wall, the power of the swing shaft 4 is derived from a speed reducing motor, the connecting shaft of the speed reducing motor is arranged at one side of an eccentric wheel, the swing shaft 4 is driven to move through the eccentric wheel (the eccentric wheel and the speed reducing motor are not shown in detail in the figure, the working principle, the blowing pipe 3 can move left and right through the swing shaft 4 so as to change the blowing angle and achieve the aim of uniform distribution; the utility model discloses an inside grate 5 that is equipped with of furnace body 1, the material blows 1 back rethread grate 5 even cloth of furnace body through blowing pipe 4 for the material can the even burning in furnace body 1 inside, reaches the effect of complete combustion, reduces the discharge of waste gas.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A uniform distribution device for a combustion furnace is characterized in that: comprises a furnace body (1), a spiral blanking device (2), a blowing pipe (3), a swing shaft (4), a furnace grate (5), a first fan (6) and a second fan (7);

the spiral feeding device (2) is arranged at the upper end of the outer side of the furnace body (1), the feeding table (12) is arranged at the lower end of a discharge hole of the spiral feeding device (2), the feeding table (12) is arranged at the front end of a feed inlet (11) of the furnace body (1), the blowing pipe (3) is arranged at the front end of the feeding table (12), the blowing pipe (3) is connected with the first fan (6), the blowing pipe (3) is connected with the swing shaft (4), and the swing shaft (4) is installed on a support frame of the furnace wall of the outer side of the furnace body (1);

the furnace body (1) is internally provided with the furnace grate (5) for uniformly distributing materials, and the bottom of the furnace body (1) is provided with a second fan (7).

2. A uniform distribution apparatus for a combustion furnace as in claim 1, wherein said feeding table (12) is rotatably mounted at one end to the outer end of the wall of said furnace body (1), and said feeding table (12) is rotated at an angle ranging from 0 ° to 180 °.

3. A uniform distribution apparatus for a combustion furnace as in claim 1 or 2, characterized in that the side of the feeding table (12) near the blowing pipe (3) is provided with a baffle (13).

4. A uniform distribution device for combustion furnaces as in claim 3, characterized in that the rocking shaft (4) is connected to an eccentric wheel arranged on the side of the connection shaft of the reduction motor.

5. A uniform distribution device for a combustion furnace as in claim 3, wherein said spiral blanking device (2) comprises an inlet bin (21) and an outlet bin (22), and a spiral pushing blade for lateral stirring is arranged inside said outlet bin (22).