CN208025497U - A kind of biomass granule fuel combustor - Google Patents

Abstract

The utility model provides a kind of biomass granule fuel combustor, including shell, combustion chamber and bellows, it is installed with hopper at the top of the enclosure interior, the bottom of the hopper is installed with screw input feeder, the discharge port of the screw input feeder is installed with feeding tube, it is installed with flash-back arrestor on the feeding tube, the combustion chamber is welded on the side of shell, the bellows are fixedly mounted on the bottom of shell, the bottom of the shell is installed with wind turbine, the wind turbine is fixedly connected with bellows, the other side of the shell, which is bolted, is equipped with access cover, it is installed with buzzer and control panel on the access cover, the bottom of the combustion chamber is installed with thermocouple, the side of the combustion chamber is equipped with burner；The utility model high degree of automation has the function of function of preventing back-fire, automatic frequency-conversion and auto-alarm function, the easy to use and saving energy.

Description

A kind of biomass granule fuel combustor

Technical field

The utility model is related to biological particles field of combustion technology, specially a kind of biomass granule fuel combustor.

Background technology

With the anxiety of energy situations and the days of problem of environmental pollution such as severe power shortage, oily famine, electricity price rises, rises of the oil price Beneficial severe, industry-by-industry starts the consciousness of the use to regenerative resource and gradually reinforces, and the utilization of wherein biomass energy is current Most practicable solution.Biomass after compression forming, volume substantially reduce to be more convenient for transport, storage and It uses, solves the crucial problem that biomass utilizes on a large scale, therefore the technology and equipment are very suitable for biomass power generation, work The clean energy resource transformation of industry boiler, rural novel cooking fuel.Currently, biomass particle burning machine be widely used to boiler, Die casting machine, industrial furnace, incinerator, smelting furnace, cooking apparatus, drying equipment, food drying equipment, ironing equipment, baking vanish are set The various thermal energy industries such as standby, highway construction road machinery, industrial annealing furnace, asphalt heating equipment.

Currently, most biomass fuel burner performance is all fine in the market, but all there is the hidden danger of safety. Tempering is the critical defect of biomass combustion machine, can cause great safety accident.Being tempered the main reason for causing is：Combustor In shutdown status, wind turbine stops air feed, and the auger conveyor of combustor has gap, centre to have clout, and is in inside and outside burner hearth The condition of high temperature can make the fuel combustion (burning point of biomass fuel is low, it is easy to light) in screw rod and constantly close towards hopper, Finally clout in hopper is lighted, wants the danger worked as, if hopper clout comparable trouble again will be removed every time by shutting down；Combustor It often will appear excess temperature phenomenon in combustion, keep the indoor temperature of burning excessively high, combustion chamber internal furnace is caused to be burnt quickly It is bad, leverage the service life of combustor；And present combustor all focuses on the thermal efficiency very much, results in some cases The power of equipment is excessive to cause energy waste serious, also exacerbates the occurrence frequency of excess temperature phenomenon.

Invention content

The technical problems to be solved in the utility model is to provide a kind of biomass granule fuel combustor, can be automatic Change control combustion power, avoids the generation of excess temperature phenomenon, have the function of function of preventing back-fire and abnormal alarm, it is easy to use, safe Property is strong, to solve the problems mentioned in the above background technology.

The utility model is realized in this way：A kind of biomass granule fuel combustor, including shell, combustion chamber and wind Combuster is welded in the side of case, the shell, and hopper, the bottom of the hopper are installed at the top of the enclosure interior It is installed with screw input feeder, one end of the screw input feeder is installed with motor, and spiral conveying is driven by motor The discharge port of device, the screw input feeder other end is installed with feeding tube, one end of the feeding tube and the combustion chamber It is connected to, flash-back arrestor is installed on the feeding tube, the inner walls are located at the position below feeding tube and fix peace Equipped with igniter, the lighting-up tuyere of the igniter is passed through combustion chamber, the bellows be fixedly mounted on the bottom of shell and with it is described The bottom of combustion chamber, the shell is installed with wind turbine, and the wind turbine is fixedly connected with bellows, the shell it is another Side, which is bolted, is equipped with access cover, convenient to carry out Maintenance and Repair to combustor, and bee is installed on the access cover Ring device and control panel, the bottom of the combustion chamber are installed with thermocouple, indoor real-time to burning by thermocouple Temperature measures, and the side of the combustion chamber is equipped with burner, and flame is sprayed from burner caused by fuel combustion.

Preferably, the control panel is connect with motor, wind turbine, buzzer, igniter and thermocouple circuit respectively, is passed through Control panel can carry out frequency control to the operation of equipment.

Preferably, the top of the hopper is hinged with hopper cover by hinge, and the hopper cover can be rotated by hinge It raises, so that the fuel in hopper is not exposed to outside by hopper cover causes to enter impurity or moisture, the combustion in fuel It burns to be bolted at the top of room and upper cover is installed.

Preferably, the side of the combustion chamber is equipped with fire observation window, and the indoor burning feelings of burning can be observed by fire observation window Condition.

Preferably, the combustion chamber and the bottom of shell are installed with pedestal, the fixed peace of four circles of the pedestal lower end There are six universal wheel, six universal wheels to have locking function, make combustor conveniently moving by universal wheel and can pass through for dress Locking function is fixed on some position.

Preferably, the thermocouple is Type B thermocouple, and the high temperature resistance of Type B thermocouple is good, can be at 1800 DEG C or more Hot environment under work (temperature of fuel flame central point is usually 1500 DEG C -1700 DEG C).

Compared with prior art, the utility model has the beneficial effects that：

1, the utility model is simple in structure, reliable, of low cost and efficient；

2, feeding tube and flash-back arrestor have been installed additional on screw input feeder, can effectively prevent the hair of tempering phenomenon It is raw, the safety of equipment is improved, the trouble of cleaning clout is also eliminated；

3, high degree of automation, by control panel make biomass combustion machine can with operating in a key, can automatic ignition, into Material, large and small fire conversion, blowing out anti-backfire, operation letter, conveniently, if long-time excess temperature or occur it is other it is abnormal can automatic alarms, nothing Special messenger is needed to keep an eye on；

4, it is easily achieved and efficient, safe and environment-friendly, according to the speed of burn indoor temperature auto-control air-supply and conveying To increase or decrease combustion power, working efficiency is also ensured while avoiding the generation of excess temperature phenomenon, saves the energy.

Description of the drawings

The utility model is further described in conjunction with the embodiments with reference to the accompanying drawings.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the side view internal structure schematic diagram of the utility model；

Fig. 3 is the side view of the utility model.

In figure：1 shell, 2 hoppers, 3 combustion chambers, 4 screw input feeders, 5 motors, 6 bellows, 7 wind turbines, 8 hopper covers, 9 feedings Pipe, 10 flash-back arrestors, 11 buzzers, 12 control panels, 13 burners, 14 upper covers, 15 fire observation windows, 16 pedestals, 17 universal wheels, 18 points Firearm, 19 thermocouples, 20 access covers.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：It is described including shell 1, combustion chamber 3 and bellows 6 Combuster 3 is welded in the side of shell 1, and the top inside the shell 1 is installed with hopper 2, and the top of the hopper 2 is logical It crosses hinge and is hinged with hopper cover 8, the hopper cover 8 can be rotated by hinge and be raised, and make the combustion in hopper 2 by hopper cover 8 Material, which is not exposed to outside, to be caused to enter impurity or moisture in fuel, and the top of the combustion chamber 3 is bolted installation There are upper cover 14, the bottom of the hopper 2 to be installed with screw input feeder 4, one end of the screw input feeder 4 is fixedly mounted There is motor 5, drives screw input feeder 4, the discharge port of 4 other end of the screw input feeder to be installed with feeding by motor 5 Pipe 9, one end of the feeding tube 9 are connected to the combustion chamber 3, and flash-back arrestor 10, institute are installed on the feeding tube 9 It states the position that 1 inner wall of shell is located at below feeding tube 9 and is installed with igniter 18, the lighting-up tuyere of the igniter 18 is passed through Combustion chamber 3, the bellows 6 are fixedly mounted on the bottom of shell 1 and are connected to the combustion chamber 3, and the bottom of the shell 1 is solid Dingan County is equipped with wind turbine 7, and the wind turbine 7 is fixedly connected with bellows 6, and the other side of the shell 1, which is bolted, is equipped with inspection 20 are built, Maintenance and Repair conveniently are carried out to combustor, buzzer 11 and control panel 12, institute are installed on the access cover 20 It states the bottom inside combustion chamber 3 and is installed with thermocouple 19, the thermocouple 19 is Type B thermocouple, the resistance to height of Type B thermocouple Warm nature can be good, can work under 1800 DEG C or more of hot environment (temperature of fuel flame central point is usually 1500 DEG C- 1700 DEG C), the real time temperature in combustion chamber 3 is measured by thermocouple 19, the control panel 12 respectively with motor 5, wind Machine 7, buzzer 11, igniter 18 and the connection of 19 circuit of thermocouple, can become the operation of equipment by control panel 12 Frequency controls, and the side of the combustion chamber 3 is equipped with fire observation window 15, and the burning feelings in combustion chamber 3 can be observed by fire observation window 15 The side of condition, the combustion chamber 3 is equipped with burner 13, and flame is sprayed from burner 13 caused by fuel combustion.

The combustion chamber 3 and the bottom of shell 1 are installed with pedestal 16, and four circles of 16 lower end of the pedestal are fixedly mounted There are six universal wheel 17, six universal wheels 17 have locking function, make combustor conveniently moving by universal wheel 17 and can be with It is fixed on some position by locking function.

Operation principle：In use, hopper 2 is filled fuel, start combustor by control panel 12 and sets power, lead to It crosses motor 5 and drives screw input feeder 4, fuel is transported to feeding tube 9 out of hopper 2, then is fallen into combustion chamber 3 from feeding tube 9, Fuel is lighted by igniter 18, wind turbine 7 and bellows 6 are blown, since bellows 6 are arranged below feeding tube 9, fuel The burning of fuel can be kept more abundant, thermocouple 19 can measure in combustion chamber 3 because of wind-force suspension combustion after into combustion chamber 3 Temperature and be passed to control panel 12, when too high or too low for temperature in combustion chamber 3, control panel 12 can automatically control 7 He of wind turbine Power is decreased or increased in screw input feeder 5, occurs to also avoid combustion chamber 3 while ensureing the working efficiency of combustor Excess temperature phenomenon had not only improved the durability of combustor but also energy saving；Illustrate to fire when too high or too low for temperature for a long time in combustion chamber 3 There is exception or fuel shortage in burning machine, and control panel 12 can automatically control buzzer 11 and sound the alarm, if not having still after a certain period of time There are operating personnel to come to debug, the meeting automatic control combustion machine of control panel 12 is stopped, and keeps the work of the combustor safer Reliably；Combustor is closed by control panel 12 after hours, flash-back arrestor 10 can separate feeding tube 9 and combustion chamber 3, to It avoids the flame in combustion chamber 3 that tempering phenomenon occurs without the promotion of wind-force, further improves the safety of the combustor, Also eliminate the trouble of clout in cleaning spiral feeder 4；Therefore, the utility model is designed reasonably, it is easy to use, safe can It leans on, is worthy to be popularized.

Although the foregoing describe specific embodiment of the present utility model, those familiar with the art answers Working as understanding, we are merely exemplary described specific embodiment, rather than for the limit to the scope of the utility model Fixed, those skilled in the art modification and variation equivalent made by the spirit according to the utility model all should Cover in the scope of the claimed protection of the utility model.

Claims (6)

1. a kind of biomass granule fuel combustor, including shell (1), combustion chamber (3) and bellows (6), it is characterised in that：It is described The side welding combuster (3) of shell (1), the internal top of the shell (1) are installed with hopper (2), the hopper (2) bottom is installed with screw input feeder (4), and one end of the screw input feeder (4) is installed with motor (5), institute The discharge port for stating screw input feeder (4) other end is installed with feeding tube (9), one end and the combustion of the feeding tube (9) Room (3) connection is burnt, is installed with flash-back arrestor (10) on the feeding tube (9), shell (1) inner wall is located at feeding tube (9) position below is installed with igniter (18), and the lighting-up tuyere of the igniter (18) is passed through combustion chamber (3), the wind Case (6) is fixedly mounted on the bottom of shell (1) and is connected to the combustion chamber (3), and the bottom of the shell (1) is installed with Wind turbine (7), the wind turbine (7) are fixedly connected with bellows (6), and the other side of the shell (1), which is bolted, is equipped with inspection It builds (20), buzzer (11) and control panel (12) is installed on the access cover (20), combustion chamber (3) inside Bottom is installed with thermocouple (19), and the side of the combustion chamber (3) is equipped with burner (13).

2. a kind of biomass granule fuel combustor according to claim 1, it is characterised in that：The control panel (12) point It is not connect with motor (5), wind turbine (7), buzzer (11), igniter (18) and thermocouple (19) circuit.

3. a kind of biomass granule fuel combustor according to claim 1, it is characterised in that：The top of the hopper (2) Portion is hinged with hopper cover (8) by hinge, is bolted at the top of the combustion chamber (3) and is equipped with upper cover (14).

4. a kind of biomass granule fuel combustor according to claim 1, it is characterised in that：The combustion chamber (3) Side is equipped with fire observation window (15).

5. a kind of biomass granule fuel combustor according to claim 1, it is characterised in that：The combustion chamber (3) and The bottom of shell (1) is installed with pedestal (16), and there are six universal wheels for four circle fixed installations of pedestal (16) lower end (17)。

6. a kind of biomass granule fuel combustor according to claim 1, it is characterised in that：The thermocouple (19) is Type B thermocouple.