CN216281343U

CN216281343U - External biomass burner

Info

Publication number: CN216281343U
Application number: CN202120221961.0U
Authority: CN
Inventors: 潘劲松; 吴自来; 李小军; 李必超; 孙有成; 鲁玉林
Original assignee: Anhui Zhongke Automation Co ltd
Current assignee: Anhui Zhongke Automation Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2022-04-12
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses an external biomass burner which comprises a machine frame, a combustion disc assembly and a middle connecting frame arranged between the machine frame and the combustion disc assembly, wherein an auger conveyor assembly, a combustion fan, a slag cleaning assembly, an igniter assembly and a biomass hopper are arranged in the machine frame, the auger conveyor assembly is arranged at the lower end of the biomass hopper, and the front ends of the auger conveyor assembly, the combustion fan, the slag cleaning assembly and the igniter assembly penetrate through the middle connecting frame and extend into the combustion disc assembly. The external biomass burner is simple and practical, compact in structure, good in combustion safety, high in combustion temperature, stable, reliable, energy-saving and environment-friendly, can effectively reduce dust emission, and is convenient to use.

Description

External biomass burner

Technical Field

The utility model relates to the technical field of biomass fuels, in particular to an external biomass burner.

Background

The biomass is various wastes generated in agricultural production, such as straws, rice hulls, peanut shells, corncobs, bagasse, wood shoulders, barks and the like, and is called as biomass. Since all biomass is combustible, renewable and large in total, it is a fourth energy source on earth today besides coal, oil and natural gas. China is a big agricultural country, biomass energy resources are very rich, people pay great attention to the development and utilization of biomass energy in the twenty-first century, and biomass briquette fuels are increasingly used as fuels of chain grate furnaces for combustion.

The biomass burner mainly aims at protecting the environment, saving energy and reducing emission, can replace coal to generate heat, is beneficial to reducing pollution and protecting the ecological environment. The biomass fuel has the characteristics of high volatile matter content, flammability and the like. At present, a fixed grate for burning biomass briquette fuel adopts common coal hoppers commonly used by small coal-fired boilers in a feeding mode. When the boiler stops, the biomass briquette fuel in the hopper can not be separated from the fuel in the boiler, so that the biomass fuel below the hopper is continuously combusted on the grate, thereby causing the burning loss of the hopper.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: an external biomass burner is provided to solve the above disadvantages.

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

the utility model provides an external biomass burner, includes frame, burning tray assembly and sets up the middle frame that links up between frame and burning tray assembly, be provided with auger feeder assembly, combustion fan, scarfing cinder assembly, some firearm assemblies, biomass hopper in the frame, auger feeder assembly installs at the biomass hopper lower extreme, the front end of auger feeder assembly, combustion fan, scarfing cinder assembly, some firearm assemblies all runs through in the middle of linking up the frame and extend to in the burning tray assembly.

Preferably, auger feeder assembly includes auger feeder and auger conveying pipe, the auger feeder is installed in the auger conveying pipe, the scarfing cinder assembly includes flexible scarfing cinder ware and scarfing cinder pipe, flexible scarfing cinder ware is installed in the scarfing cinder pipe, some firearm assemblies include some firearm and some firetube, some firearm are installed in the burning torch, the front end of auger conveying pipe, scarfing cinder pipe, burning torch all communicates to in the burning tray assembly.

Preferably, a casting fire grate is arranged at the bottom in the combustion disc assembly, an ash collecting chamber is arranged below the casting fire grate, and a plurality of uniformly distributed ash leaking holes are formed in the casting fire grate.

Preferably, an air box is arranged in the middle connecting frame outside the front end of the auger feeder assembly, through holes penetrating through the auger feeder assembly, the slag cleaning assembly and the igniter assembly are formed in the air box, and a ventilation hole communicated with the air box is formed in the combustion fan.

Preferably, the combustion-supporting fan is provided with an air pipe, the front end of the air pipe is connected into the ash collecting chamber, and the two ends of the vent hole are respectively communicated with the outer wall of the air pipe and the air box.

Preferably, the auger feeder controls rotary feeding through a motor.

Preferably, the telescopic slag remover consists of a hydraulic telescopic rod and an ash removal push plate arranged at the front end of the hydraulic telescopic rod, the ash removal push plate acts on the casting fire grate, and the hydraulic telescopic rod is controlled to stretch by a hydraulic motor.

Preferably, the bottom of the frame is provided with a movable caster assembly, and the movable caster assembly is fixed at the bottom end of the frame through an adjusting bolt.

Preferably, an access door is arranged on the outer wall of the rack, and the edge of the access door is installed on the rack in a locking manner.

The utility model has the beneficial effects that:

according to the device, biomass fuel in the biomass hopper is conveyed into the combustion disc assembly through the auger conveyor assembly, so that the biomass hopper is separated from the combustion disc assembly, and the burning loss of the biomass hopper is prevented; the combustion-supporting fan supplies air to the auger feeder assembly, the slag cleaning assembly and the igniter assembly, so that flame in the combustion disc assembly is prevented from being respectively burnt into the auger feeder assembly, the slag cleaning assembly and the igniter assembly, and the combustion safety is improved. The external biomass burner is simple and practical, compact in structure, good in combustion safety, high in combustion temperature, stable, reliable, energy-saving and environment-friendly, can effectively reduce dust emission, and is convenient to use.

Drawings

FIG. 1: the utility model has a schematic structure.

Detailed Description

The following description of the embodiments of the present invention is made with reference to fig. 1:

as shown in fig. 1, an external biomass burner comprises a frame 1, a combustion disc assembly 3 and a middle connecting frame 2 arranged between the frame 1 and the combustion disc assembly 3, wherein an auger conveyor assembly 4, a combustion fan 5, a slag removal assembly 6, an igniter assembly 7 and a biomass hopper 8 are arranged in the frame 1, the auger conveyor assembly 4 is arranged at the lower end of the biomass hopper 8, and the front ends of the auger conveyor assembly 4, the combustion fan 5, the slag removal assembly 6 and the igniter assembly 7 penetrate through the middle connecting frame 2 and extend into the combustion disc assembly 3.

The bottom of the frame 1 is provided with a movable caster assembly 11, and the movable caster assembly 11 is fixed at the bottom end of the frame 1 through an adjusting bolt. Be provided with the access door on the frame 1 outer wall, the access door edge passes through the hasp mode and installs in frame 1, can realize the maintenance to auger feeder assembly 4, scarfing cinder assembly 6, some firearm assembly 7 in the frame 1 through the access door.

The bottom in the burning tray assembly 3 is provided with a casting fire grate 32, an ash collecting chamber 31 is arranged below the casting fire grate 32, and a plurality of uniformly distributed ash leaking holes are arranged on the casting fire grate 32.

The packing auger feeder assembly 4 comprises a packing auger feeder and a packing auger delivery pipe, and the packing auger feeder is arranged in the packing auger delivery pipe. The auger feeder controls rotary feeding through a motor.

The slag removing assembly 6 comprises a telescopic slag remover and a slag removing pipe, and the telescopic slag remover is arranged in the slag removing pipe. The telescopic slag remover consists of a hydraulic telescopic rod and an ash removal push plate arranged at the front end of the hydraulic telescopic rod, the ash removal push plate acts on the casting grate 32, and the hydraulic telescopic rod is controlled to stretch by a hydraulic motor. The biomass fuel slag combusted in the combustion disc assembly 3 is pushed away by the ash removal push plate of the slag removal assembly 6, and the combusted dust falls into the dust collection chamber 31 through the dust leakage hole.

The some firearm assembly 7 includes some firearm and some firetube, and some firearm is installed in the ignition pipe, and the front end of auger conveying pipeline, clear sediment pipe, ignition pipe all communicates to in the burning tray assembly 3.

An air box 21 is arranged in the middle connecting frame 2 on the outer side of the front end of the auger feeder assembly 4, through holes penetrating through the auger feeder assembly 4, the slag cleaning assembly 6 and the igniter assembly 7 are arranged in the air box 21, and a ventilation hole communicated with the air box 21 is arranged on the combustion fan 5. An air pipe is arranged on the combustion fan 5, the front end of the air pipe is connected into the ash collecting chamber 31, and two ends of the vent hole are respectively communicated with the outer wall of the air pipe and the air box 21.

According to the device, biomass fuel in the biomass hopper 8 is conveyed into the combustion disc assembly 3 through the auger conveyor assembly 4, so that the biomass hopper 8 is separated from the combustion disc assembly 3, and the burning loss of the biomass hopper 8 is prevented; air supply is carried out on the auger conveyor assembly 4, the slag removal assembly 6 and the igniter assembly 7 through the combustion fan 5, flame in the combustion disc assembly 3 is prevented from being respectively burnt into the auger conveyor assembly 4, the slag removal assembly 6 and the igniter assembly 7, and combustion safety is improved.

The external biomass burner is simple and practical, compact in structure, good in combustion safety, high in combustion temperature, stable, reliable, energy-saving and environment-friendly, can effectively reduce dust emission, and is convenient to use.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above embodiments, and it is within the scope of the utility model to adopt the method concept and technical solution of the utility model to make such insubstantial modifications, or to directly apply the concept and technical solution of the utility model to other applications without any modification.

Claims

1. The utility model provides an external biomass burner, its characterized in that, links up frame (2) including frame (1), burning tray assembly (3) and the centre that sets up between frame (1) and burning tray assembly (3), be provided with auger feeder assembly (4), combustion fan (5), scarfing cinder assembly (6), some firearm assembly (7), biomass hopper (8) in frame (1), install biomass hopper (8) lower extreme auger feeder assembly (4), the front end of auger feeder assembly (4), combustion fan (5), scarfing cinder assembly (6), some firearm assembly (7) all runs through in the middle of linking up frame (2) and extend to burning tray assembly (3).

2. The external biomass burner as claimed in claim 1, wherein the auger feeder assembly (4) comprises an auger feeder and an auger feeding pipe, the auger feeder is installed in the auger feeding pipe, the slag cleaning assembly (6) comprises a telescopic slag cleaner and a slag cleaning pipe, the telescopic slag cleaner is installed in the slag cleaning pipe, the igniter assembly (7) comprises an igniter and an ignition pipe, the igniter is installed in the ignition pipe, and the front ends of the auger feeding pipe, the slag cleaning pipe and the ignition pipe are communicated to the combustion disc assembly (3).

3. The external biomass burner according to claim 2, characterized in that a casting grate (32) is arranged at the bottom in the combustion disc assembly (3), an ash collecting chamber (31) is arranged below the casting grate (32), and a plurality of uniformly distributed ash leaking holes are arranged on the casting grate (32).

4. The external biomass burner according to claim 3, characterized in that an air box (21) is arranged in the middle connecting frame (2) outside the front end of the auger conveyor assembly (4), a through hole penetrating through the auger conveyor assembly (4), the slag removal assembly (6) and the igniter assembly (7) is arranged in the air box (21), and a ventilation hole communicating with the air box (21) is arranged on the combustion fan (5).

5. The external biomass burner according to claim 4, wherein an air pipe is arranged on the combustion fan (5), the front end of the air pipe is connected into the ash collecting chamber (31), and two ends of the vent hole are respectively communicated with the outer wall of the air pipe and the air box (21).

6. The external biomass burner as recited in claim 2, wherein the auger feeder controls the rotary feeding through a motor.

7. The external biomass burner as recited in claim 3, wherein the telescopic slag remover is composed of a hydraulic telescopic rod and a dust removing push plate arranged at the front end of the hydraulic telescopic rod, the dust removing push plate acts on the casting grate (32), and the hydraulic telescopic rod is controlled to be telescopic through a hydraulic motor.

8. The external biomass burner according to claim 1, characterized in that a caster wheel assembly (11) is arranged at the bottom of the frame (1), and the caster wheel assembly (11) is fixed at the bottom end of the frame (1) through an adjusting bolt.

9. The external biomass burner as claimed in claim 1, wherein an access door is arranged on the outer wall of the frame (1), and the edge of the access door is mounted on the frame (1) in a locking manner.