CN203162926U

CN203162926U - High-heat combustion machine for biomass fuel

Info

Publication number: CN203162926U
Application number: CN201320036057.8U
Authority: CN
Inventors: 黄固强
Original assignee: Foshan Guangshengjin Biological Energy Technology Co Ltd
Current assignee: Foshan Guangshengjin Biological Energy Technology Co Ltd
Priority date: 2013-01-23
Filing date: 2013-01-23
Publication date: 2013-08-28
Anticipated expiration: 2023-01-23

Abstract

The utility model discloses a high-heat combustion machine for a biomass fuel. The high-heat combustion machine for the biomass fuel comprises a combustor, a feeder, an air preheating chamber, an air distribution chamber and an electric cabinet. Partition boards are fixedly arranged at the bottom inside the combustor to divide the combustor into a main combustion zone and an auxiliary combustion zone, wherein the upper portion of the main combustion zone is communicated with the upper portion of the auxiliary combustion zone. The combustor is arranged inside the air preheating chamber, a main combustion fan and an auxiliary combustion fan are arranged outside the air preheating chamber, the main combustion fan and the auxiliary combustion fan are directed at a first air inlet and a second air inlet respectively for blowing, and a main control module is arranged inside the electric cabinet. The combustor which is provided with the main combustion zone and the auxiliary combustion zone is arranged, the air preheating chamber and the fans are additionally arranged, therefore, sufficient combustion of the biomass fuel can be guaranteed, the combustor has a large size and is provided with a hybrid flamethrower, and therefore large heat output is guaranteed. According to the high-heat combustion machine for the biomass fuel, heat energy efficiency of the biomass fuel can be increased to 12,000,000 kilocalories, the high-heat combustion machine is suitable for all kinds of low-calorific-value biomass fuels, the energy utilization rate is greatly improved, and the high-heat combustion machine for the biomass fuel can be widely applied to production and manufacture in various industries and fields.

Description

The special-purpose high hot combustor of biomass fuel

Technical field

The utility model relates to the combustor technical field, is specifically related to the special-purpose high hot combustor of a kind of biomass fuel.

Background technology

Under the idea of development of energy-conserving and environment-protective, the high pollution of heavy oil, the resource scarcity of coal, make environment-friendly fuels such as biomass fuel such as methyl alcohol, ethanol, glycerine begin to put in the production, biomass fuel is cheap, and the gas that the burning back produces is pollution-free, and the energy can be regenerated, but its calorific value is lower, and burning to have occurred insufficient for this biomass fuel to utilize existing combustion apparatus to burn, problem such as the thermal efficiency is low.

In research and practice process to existing combustor, inventor of the present utility model finds: the biomass fuel combustion machine is used in existing market, there is heating load little (15～1,200,000 kilocalorie), fuel restricts in the high heating value of form factors and fuel, the more hot equipment of using of bringing into of ash amount, service life is short, can not be from problems such as motion tracking production technologies.

The utility model content

The utility model provides a kind of biomass fuel special-purpose high hot combustor, can address the above problem.

The utility model provides a kind of biomass fuel special-purpose high hot combustor, comprise combustion chamber, feeder, air preheating chamber, distribution plenum and electric cabinet, the combustion chamber inner bottom part fixedly installs a dividing plate and the combustion chamber is divided into primary zone and the secondary combustion district that is communicated with on top, the top in primary zone is provided with charging aperture, described charging aperture is communicated with feeder, the bottom, primary zone is provided with first air inlet, and secondary combustion district is equipped with one and mixes flame projector in the position over against dividing plate, and bottom, secondary combustion district is provided with second air inlet; The combustion chamber places air preheat indoor, the outside, combustion chamber is provided with the circulating water pipe for reducing the combustor surface temperature, and the outdoor aligning of the air preheat first air inlet position and the aligning second air inlet position are respectively equipped with for the main combustion blower fan that hot-air in the preheating chamber is blown into the primary zone and are used for hot-air in the preheating chamber is blown into the secondary combustion fan that fires the district; Be provided with main control module in the electric cabinet, feeder, main combustion blower fan, combustion fan and mixing flame projector all connect main control module.

Preferably, also comprise the overtemperature protection device that is installed on the outer wall of combustion chamber, described overtemperature protection device comprises temperature sensor, and described temperature sensor is connected to main control module.

Preferably, also comprise the excessive low water level protection device that is installed in the circulating water pipe, described excessive low water level protection device comprises level sensor, and described level sensor is connected to main control module.

Preferably, the volume of described combustion chamber is greater than 3 times of the volume of feeder.

Preferably, the top, primary zone is provided with a plurality of charging apertures, and described feeder is provided with the conveying pipeline that equates with charging aperture quantity, and charging aperture is communicated with feeder by conveying pipeline respectively.

Technique scheme as can be seen, because the utility model embodiment has adopted the combustion chamber that is provided with primary zone and secondary combustion district, and air preheating chamber and blower fan have been set up, therefore can guarantee that biomass fuel fully burns, especially the combustion chamber has large-scale volume and mixes flame projector and guaranteed big heat output, with respect to existing combustor, the combustor of the utility model embodiment can make the heat energy of biomass fuel imitate and increase to 1,200 ten thousand kilocalories, and suitable all types of low-calorie biomass fuels, improve energy utilization rate greatly, can be widely used in the manufacturing of various industry fields.

Description of drawings

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the side sectional structure schematic diagram of combustor among the utility model embodiment;

Fig. 2 is the front sectional structure schematic diagram of combustor among the utility model embodiment.

The specific embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtain under the creative work prerequisite, all belong to the scope of the utility model protection.

Embodiment:

The utility model embodiment provides a kind of biomass fuel special-purpose high hot combustor, as shown in Figure 1, comprise combustion chamber 1, feeder 2, air preheating chamber 3 and electric cabinet 4, combustion chamber 1 inner bottom part fixedly installs a dividing plate 11 and the combustion chamber is divided into primary zone 12 and the secondary combustion district 13 that is communicated with on top, the top in primary zone 12 is provided with charging aperture 14, described charging aperture 14 is communicated with

feeder

2,12 bottoms, primary zone are provided with first air inlet 121, secondary combustion district 13 is equipped with one in the position over against dividing plate 11 and mixes

flame projector

15, and 13 bottoms, secondary combustion district are provided with second air inlet 131; Combustion chamber 1 places in the air preheating chamber 3,1 outside, combustion chamber is provided with the circulating water pipe 5 for reducing the combustor surface temperature, air preheating chamber 3 outer main combustion blower fan 6 and the combustion fans 7 of also being provided with, main combustion blower fan 6 and combustion fan 7 are aimed at

first air inlet

121 and 131 blowings of second air inlet respectively; Be provided with main control module in the electric cabinet 4, feeder 2, main combustion blower fan 6, combustion fan 7 and mixing flame projector 15 all connect main control module.

Combustion chamber 1 places in the air preheating chamber 3 among the utility model embodiment, combustion chamber 1 is communicated with air preheating chamber 3 by first air inlet 121 and second air inlet 131, combustion chamber 1 can produce high heat, so the heat energy that the burned chambers 1 of the meeting of the air in the air preheating chamber 3 radiate heats, the air that enters into combustion chamber 1 then is hot-air, is conducive to burning more; And the heat energy that the combustion chamber 1 of the utility model embodiment gives off utilizes again, both reduced energy waste, promoted heat energy efficiency again.

Main control module can be controlled the fuel of 2 pairs of combustion chambers of feeder and supply with, and further controls burning degree and heat and produces; Main combustion blower fan 6 and combustion fan 7 be by master control module controls, biomass fuel is imported the primary zone 12 of combustion chamber when feeder 2 after, master control module controls master is fired blower fan work, and sufficient air is provided, and makes full combustion of fuel, produces a large amount of high heat energy; If fully burning is not most in the primary zone for biomass fuel, then master control module controls combustion fan 7 carries out work, for pair combustion district 13 provides sufficient air, make biomass fuel further at pair combustion district sufficient combustion, thereby avoided not clean-burning combustion ash to enter into the hot equipment of using, improved the heat energy efficiency of combustion chamber endogenous substance fuel simultaneously.

Combustor among the utility model embodiment also comprises the overtemperature protection device that is installed on 1 outer wall of combustion chamber, and described overtemperature protection device comprises temperature sensor, and described temperature sensor is connected to main control module.Temperature sensor in the overtemperature protection device can detect the temperature of combustion chamber 1 outer wall in real time, thereby grasps the burning degree in the combustion chamber and the heat that produces.

Combustor among the utility model embodiment also comprises the excessive low water level protection device that is installed in the circulating water pipe, and described excessive low water level protection device comprises level sensor, and described level sensor is connected to main control module.When in the circulating water pipe during insufficient water, can cause the temperature of combustion chamber to continue to rise, influence the work of whole combustor in case temperature is too high, and the real-time temperature that detects the combustion chamber by liquid level sensor of main control module meeting among the utility model embodiment, and according to chamber temperature control feeder, main work of firing blower fan and combustion fan, in electric cabinet, be provided with alarm module, high temperature or water shortage status appear, main control module is control alarm module sound and light alarm earlier, alert limits combustor work simultaneously.

The volume of combustion chamber 1 described in the utility model embodiment is greater than 3 times of the volume of feeder 2.Be that the combustion chamber is much larger than feeder, therefore can store more air in the combustion chamber, fully burn for biomass fuel, thereby produce bigger high heat energy, according to actual detected, combustor among the utility model embodiment can provide the heating load of 600 kilocalories, and maximum heating load reaches 1200 kilocalories, has realized that the big heat of biomass fuel is supplied with.

12 tops, primary zone are provided with a plurality of charging apertures 14 among the utility model embodiment, and described feeder 2 is provided with the conveying pipeline that equates with charging aperture quantity, and charging aperture 14 is communicated with feeder 2 by conveying pipeline respectively.Increasing a plurality of charging apertures can increase the quantity delivered of biomass fuel, and charging aperture should be arranged in the top, primary zone by distributing, so that biomass fuel can enter into the primary zone dispersedly, therefore is conducive to abundant burning, produces big heat.

With respect to existing combustor, the combustor of the utility model embodiment has the following advantages:

1, solves the efficiency problem that consumes large scale industry stoves such as coal, natural gas, light oil on the market;

2, solution biomass fuel calorific value is low, an inapplicable hot industry stove difficult problem;

3, adapted biomass fuel form factors and a low heat value difficult problem;

4, adapt to each stove various processes from the motion tracking heat supply;

5, reduce a flying dust difficult problem, small investment, energy-conservation, emission reduction effect reaches standard.

More than the special-purpose high hot combustor of a kind of biomass fuel that the utility model embodiment is provided be described in detail, used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.

Claims

1. The high-heat burner dedicated to biomass fuel is characterized in that it includes a combustion chamber, a feeder, an air preheating chamber, an air distribution chamber and an electric control box. The main combustion zone and the secondary combustion zone, the top of the main combustion zone is provided with a feed port, the feed port is connected with the feeder, the lower part of the main combustion zone is provided with a first air inlet, and the secondary combustion zone is on the side facing the partition A mixing flamethrower is installed at the position, and the second air inlet is provided at the lower part of the secondary combustion area; the combustion chamber is placed in the air preheating chamber, and a circulating water pipe for reducing the surface temperature of the combustion chamber is installed outside the combustion chamber, and the air preheating outdoor is aligned with the first The position of the air inlet and the position aligned with the second air inlet are respectively equipped with a main combustion fan for blowing hot air in the preheating chamber into the main combustion area and a combustion fan for blowing hot air in the preheating chamber into the secondary combustion area; There is a main control module in the box, and the feeder, main combustion air blower, combustion air blower and mixing flame injector are all connected to the main control module.

2. The high-heat burner dedicated to biomass fuel according to claim 1, characterized in that: it also includes an over-temperature protection device installed on the outer wall of the combustion chamber, the over-temperature protection device includes a temperature sensor, and the temperature sensor is connected to to the main control module.

3. The high-heat burner dedicated to biomass fuel as claimed in claim 1, characterized in that: it also includes a water shortage protection device installed in the circulating water pipe, the water shortage protection device includes a liquid level sensor, and the liquid level The sensor is connected to the main control module.

4. The high-heat burner dedicated to biomass fuel according to any one of claims 1 to 3, characterized in that: the volume of the combustion chamber is greater than 3 times the volume of the feeder.

5. The special high-heat burner for biomass fuel according to any one of claims 1 to 3, characterized in that: the top of the main combustion zone is provided with a plurality of feed ports, and the feeder is provided with the same number of feed ports The feeding pipes are equal, and the feeding ports are respectively communicated with the feeding machine through the feeding pipes.