Energy-saving type biomass carbonization furnace adopting grading step-by-step carbonization

Technical Field

The present invention relates to biomass carbonization furnace field, more specifically, is a graded gradually and charring of energy-saving biomass carbonization furnace.

Background Art

The traditional technology of biomass carbonization furnace, the biomass particles in the inside of the carbonization, the biomass particles are accumulated in the lower portion in the carbonization furnace, its the following shortcomings:

1. In the carbonization furnace and the lower portion in the accumulation of the biomass particles, its heated area is relatively small, often leads to the accumulation of the biomass particles in the interior of the carbonization is not complete, or in order to complete carbonization, lead to the outer surface of the biomass particles of excessive carbonization, the energy value is reduced, and waste carbonization of desired fuel, electric energy.

2. The biomass particles during the carbonization process, will produce more steam to the carbonization furnace the upper flow, steam has high temperature, the traditional technology cannot effectively use the heat energy, the heat energy caused by the waste.

Content of the invention

In view of the shortcomings of the prior art, the purpose of this invention is to provide a graded gradually and charring of energy-saving biomass carbonization furnace, in order to solve the existing technology in the carbonization furnace and the lower portion in the accumulation of the biomass particles, its heated area is relatively small, often leads to the accumulation of the biomass particles in the interior of the carbonization is not complete, or in order to complete carbonization, lead to the outer surface of the biomass particles of excessive carbonization, the energy value is reduced, and waste carbonization of desired fuel, electric energy; the biomass particles during the carbonization process, will produce more steam to the carbonization furnace the upper flow, steam has high temperature, the traditional technology cannot effectively use the heat energy, the heat energy caused by the defect of the wasteful.

In order to achieve the above object, the present invention is through the following technical scheme:

A graded gradually and charring of energy-saving biomass carbonization furnace, its structure comprises a combustion chamber, fuel sanitation, the main chamber, a discharge hopper, a steam chamber, a feed hopper, rotating drive device, the hierarchical gradually feeding device, the cylindrical structure of the combustion chamber, the fuel filling port is disposed at the front surface and the combustion chamber are integrated forming structure, the main chamber is arranged above the combustion chamber is connected by welding, the discharging hopper arranged on the two sides of the main chamber and through connected by welding, the steam chamber above the main chamber is communicated with the through electric welding, the feed hopper arranged above the steam chamber is connected through the electric welding assumes vertical shape penetration, the rotating drive device is arranged on the side of the combustion chamber, the hierarchical gradually feeding device is arranged within the main chamber and the steam chamber intermediate and engaged with the rotating drive device movably connected, the hierarchical gradually feeding device consists of a screw rotating mechanism, steam carbonization feeding mechanism, a main carbonization of the discharging mechanism, the threaded rotating mechanism vertically the shape supposes in the main chamber and the middle of the inner steam chamber, the screw rotating mechanism engaged with the rotating drive device movably connected, the steam carbonization feeding mechanism is arranged on a rotating mechanism portion and the thread of the screw is movably connected, the main carbonization discharging mechanism is arranged at the lower part of the thread rotating mechanism connected and spiral activities.

As the invention further programme, the screw rotating mechanism comprises a rotating shaft, the thread groove, the driving wheel, fixed seat, transmission chains, the rotating shaft vertically the shape supposes in the main chamber and the middle of the inner steam chamber, the thread is uniform from the outer surface of the rotating shaft are integrated and forming structure, said transmission wheel is arranged on the rotating shaft of the lower segment, the lower end of the axis of the driving wheel runs through the center and is connected through the arc welding, the lower end of the rotating shaft and the fixed base is embedded into the internal activities connected, with the fixing seat and the inner wall of the combustion chamber is connected by electric welding, the transmission control devices the driving wheel and the inside of the rotating drive device and the engaged movably connected.

As the invention further programme, the steam carbonization feeding mechanism is composed of positioning rod sleeve, at the bottom of the plate, a movable strut, wherein the embedded member, the sides of the rods is sleeved on the rotating shaft in the preceding rotatable and movable connection, said grid plate arranged on the two sides of the positioning rod sleeve movably connected and through a hinge, said movable fulcrum bar is inclined on the grid below the movable plate, said movable fulcrum bar with one end of the grid activities through a hinge movably connected with the lower surface of the center, said movable fulcrum bar with the other end of the spiral is connected to the insert activities, the insert is embedded in the thread groove of the sliding connection with the rotating shaft.

As the invention further programme, the insert is embedded in the inside of the thread, the thread groove on the return type structure, to ensure that the insert thread past the sliding, prevent its omission.

As the invention further programme, the main carbonization discharging mechanism is composed of a lifting-sliding rod sleeve, a heat conducting plate, the flexible plate, the sliding rod is sleeved on the rotating shaft of the softball middle section and movably connected by thread engagement, the thermally conductive plate is arranged in the lifting-sliding rod sleeve and both sides movably through the hinge connection, said heat-conducting plate with the inner end of the outer edge of the flexible plate delay a clearance fit, said flexible plate with the inner wall of the outer edge of the main chamber is connected through a hinge activities.

As the invention further programme, the retractable plate outer edge with the lower edge of the discharge hopper is the height of the inner wall of the main chamber welding, convenient heat conducting plate, the two sides of the expansion plate downward inclined, realize the automatic discharge.

The beneficial effect of the invention

Relatively traditional biomass carbonization furnace, the invention is provided with a screw thread of mechanism, can be by rotating the control grid of the movable plate, the tilt state of the heat conduction plate, realizing biomass particles gradually feeding, and automatic discharge function.

The present invention by the provided steam carbonization feeding mechanism, can fully utilize the steam of the waste heat of the biomass particles to conduct a preliminary heating, in the event of a late , accelerate carbonization rate, reduce the waste of heat energy, and at the same time the rotation of the drive mechanism of the thread to achieve biomass particles gradually feeding.

The invention is provided with a main carbonization discharging mechanism, can be effective heat conduction and, at the same time thread rotation of the drive mechanism of the biomass particles under automatic discharge.

Description of drawings

By reading the reference with photos to the non-restrictive embodiment of the detailed description, other features of the present invention, objectives and advantages will become more obvious.

In the attached drawing:

Figure 1 is the structure diagram of the invention a graded gradually and charring of energy-saving biomass carbonization furnace.

Figure 2 is the plan view of the structure of the invention relates to a hierarchical gradually feeding device.

Figure 3 is the work state diagram of the invention relates to a hierarchical gradually feeding device a.

Figure 4 is the work state diagram of the invention relates to a hierarchical gradually feeding device II.

In the drawings: combustion chamber -1, a fuel fill opening -2, -3 main chamber, a discharge hopper -4, -5 steam chamber, a feed hopper -6, reverse driving device -7, hierarchical gradually feeding device -8, -81 thread rotating mechanism, steam carbonization feeding mechanism -82, -83 main carbonization of the discharging mechanism, the rotating shaft - 81a, thread - 81b, driving wheel - 81c, fixed seat - 81d, the transmission chain - 81e, positioning rod sleeve - 82a, - 82b grid of the movable plate, the movable fulcrum bar - 82c, insert - 82d, lifting-sliding rod sleeve - 83a, heat conducting plate - 83b, expansion plate - 83c.

Mode of execution

In order to make the technical means of the present invention, writing characteristic, reached the easy understanding of the goal and the efficacy of understanding, in light of specific embodiments below, further elaboration of the invention.

As shown in Figure 1 - Figure 4 is shown, the present invention provides a graded gradually and charring of the technical proposal of the energy-saving biomass carbonization furnace:

A graded gradually and charring of energy-saving biomass carbonization furnace, its structure comprises a combustion chamber 1, a fuel fill opening 2, the main chamber 3, a discharge hopper 4, steam chamber 5, the feed hopper 6, reverse driving device 7, the hierarchical gradually feeding device 8, the combustion chamber 1 in the shape of a cylindrical structure, the fuel fill opening 2 is arranged on the combustion chamber 1 and the front surface of the forming structure are integrated, the main chamber 3 is arranged on the combustion chamber 1 above is connected by welding, the hopper 4 is set on the main chamber 3 and through the two side connected by electric welding, the steam chamber 5 is set on the main chamber 3 above the welding through connected through, the feed hopper 6 steam chamber arranged 5 above the connected through the electric welding assumes vertical shape penetration, the reverse driving device 7 is arranged on the combustion chamber 1 side, the hierarchical gradually feeding device 8 is set on the main chamber 3 and the steam chamber 5 and with the middle inside the rotating drive device 7 engaged movably connected, the hierarchical gradually feeding device 8 is formed by a screw rotating mechanism 81, steam carbonization feeding mechanism 82, the main carbonization discharging mechanism 83 a, said threaded rotary mechanism 81 vertically the shape supposes in main chamber 3 and the steam chamber 5 internal intermediate, the screw rotating mechanism 81 with the reverse driving device 7 engaged movably connected, the steam carbonization feeding mechanism 82 is arranged on the screw rotating mechanism 81 and connected to the upper part of the spiral activities, the main carbonization discharging mechanism 83 arranged on the screw rotating mechanism 81 and connected to the lower part of the spiral activities.

The screw rotating mechanism 81 by a rotating shaft 81 a, the thread groove 81 b, driving wheel 81 c, fixing seat 81 d, the transmission chain 81 e composition, to the rotating shaft 81 a vertically the shape supposes in main chamber 3 and the steam chamber 5 internal intermediate, the thread groove 81 b uniformly equidistantly arranged on the rotating shaft 81 a outer surface of the forming structure are integrated, the driving wheel 81 c arranged on the rotating shaft 81 a lower segment, axis of 81 a run through the lower end of the wheel 81 c center and fixedly connected by welding, to the rotating shaft 81 a the lower end of the fixing seat embedded 81 d is connected to the internal activities, said fixing seat 81 d with the combustion chamber 1 is connected through the inner wall of the welding, the transmission chain 81 e arranged on the driving wheel 81 c and reverse driving device 7 is connected to the internal and the engaged activities.

The steam carbonization feeding mechanism 82 comprises a positioning rod and sleeve 82 a, at the bottom of the plate 82 b, the movable fulcrum bar 82 c, insert 82 d form, the sides of the position rod sleeve 82 a arranged on the rotating shaft 81 a of the upper middle section and rotatable and movable connection, said grid plate 82 b is arranged on the locating rod sleeve 82 a two side and movably through the hinge connection, said movable fulcrum bar 82 c is inclined is arranged on the grid and the movable plate 82 b below, the movable fulcrum bar 82 c with one end of the grid plate through a hinge 82 b is connected to the lower surface center of activities, said movable fulcrum bar 82 c the other end of the insert 82 d activities spiral connected, the insert 82 d is embedded in the thread groove 81 b with the rotating shaft in the 81 a sliding connection.

The insert 82 d is embedded in the thread groove 81 b internal, the thread groove 81 b is connected to the duct structure, to ensure that the insert 82 d in the thread groove 81 b internal sliding, prevent its omission.

The main carbonization discharging mechanism 83 by the lifting-sliding rod sleeve 83 a, a heat conducting plate 83 b, the flex plate 83 c composition, the sliding rod sleeve of the softball 83 a is arranged on the rotating shaft 81 a middle section and movably connected by thread engagement, the heat conducting plate 83 b is arranged on the lifting-sliding rod sleeve 83 a and through the two sides of the hinge movably connected, the heat conducting plate 83 b with the outer edge of the flexible plate 83 c along the inner end of the clearance fit is adopted, the retractable plate 83 c with the outer edge of the main chamber 3 through a hinge connected to the inner wall of the activities.

The telescopic plate 83 c with the outer edge of the hopper 4 has the same shape with the lower edge of the horizontal level of the main chamber 3 welded on the inner wall, and convenient heat conducting plate 83 b, the flex plate 83 c is when the two sides of the inclined downwards, to realize the automatic discharge.

To sum up, the invention is provided with a screw thread of mechanism 81, can be by rotating the control grid and the movable plate 82 b, heat conducting plate 83 b inclined state, realizing biomass particles gradually feeding, and automatic discharge function.

The present invention by the provided steam carbonization feeding mechanism 82, can fully utilize the steam of the waste heat of the biomass particles to conduct a preliminary heating, in the event of a late , accelerate carbonization rate, reduce the waste of heat energy, and at the same time the screw rotating mechanism 81 lead the biomass particles gradually feeding.

The invention is provided with a main carbonization discharging mechanism 83, can be effective heat conduction and, at the same time screw rotating mechanism 81 under the drive of the biomass particles to realize automatic discharge.

The specific realization of the principle is as follows: under the conditions in the connected with the power supply, through a fuel fill opening 2 to the combustion chamber 1 to add a proper amount of fuel and ignition, and then the proper amount of biomass particles through the feed hopper 6 into the inside of the device, at this moment the grid the movable plate 82 b is hem posture, the biomass particles can enter into the main chamber 3 in the falling off of the heat conducting plate 83 b on, then control reverse driving device 7 and the work of the regular rotation, reverse driving device 7 can be through the transmission chain 81 e the driving wheel 81 c showing positive rotation, at the same time with the driving wheel 81 c welding of the rotating shaft 81 a along with the regular rotation, is embedded in the thread groove 81 b of the insert 82 d can be in the rotating shaft 81 a force along the rotation of the under thread 81 b upward movement, at the same time through the movable fulcrum bar 82 c ejection grid movable plate 82 b upward, through the feed hopper 6 by adding a proper amount of the biomass particles, at this moment the biomass particles falling on the grid and the movable plate 82 b on; and falling on the heat conducting plate 83 b of the biomass particles are heating the carbonization processing, because the biomass particles contain relatively high level of moisture, its during the carbonization process steam to be produced in the, which steam rise can be to the grid the movable plate 82 b of the biomass particles on the heat treatment, when the heat conducting plate 83 b on the biomass particles after the completion of the carbonization, once again control the rotating shaft 81 a rotating, at this moment the lifting-sliding rod sleeve 83 a along the upward movement of the thread rotation, drives the heat conducting plate 83 b, the flex plate 83 c is inclined downwards, has been carbonized to complete the biomass particles can slide from the hopper 4 to complete the discharge; then the next batch of biomass carbonization, is also control reverse driving device 7 to present a reverse work, at this moment the rotating shaft 81 a is rotating in the reverse direction, drives the grid of the movable plate 82 b inclined downwards, the heated processing biomass particles to the heat conducting plate 83 b on, in a similar way to add the right amount of biomass particles at the bottom of the plate 82 b, such repeated.

The invention solves the problem of the prior art accumulation in the carbonization furnace and the lower portion of the biomass particles, its heated area is relatively small, often leads to the accumulation of the biomass particles in the interior of the carbonization is not complete, or in order to complete carbonization, lead to the outer surface of the biomass particles of excessive carbonization, the energy value is reduced, and waste carbonization of desired fuel, electric energy; the biomass particles during the carbonization process, will produce more steam to the carbonization furnace the upper flow, steam has high temperature, the traditional technology cannot effectively use the heat energy, heat energy waste caused by the defect, the present invention through the above-mentioned part are combined with each other, through the threads of a rotary mechanism, can be by rotating the control grid of the movable plate, the tilt state of the heat conduction plate, realizing biomass particles gradually feeding, and automatic discharge function; by the provided steam carbonization feeding mechanism, can fully utilize the steam of the waste heat of the biomass particles to conduct a preliminary heating, in the event of a late , accelerate carbonization rate, reduce the waste of heat energy, and at the same time the rotation of the drive mechanism of the thread to achieve biomass particles gradually feeding; by the provided main carbonization discharging mechanism, can be effective heat conduction and, at the same time thread rotation of the drive mechanism of the biomass particles under automatic discharge.

The above display and described the basic principle of this invention and the major features and advantages of the invention, for the purposes of the technical personnel in this field, it is clear that the invention is not limited to the details of the above exemplary embodiment, but without departing from the spirit of this invention or the basic character of the, can other specific forms of the invention is realized. Therefore, from any point of view, the embodiment shall be regarded as exemplary, and are non-restrictive, the scope of the invention by the attached claims rather than the above-mentioned note limited, therefore aimed at will fall in the claim of the meaning and scope equivalent to the elements of all of the changes in all of the this invention. In the claims should not be any marks on the attached drawing relates to be regarded as limiting the claim.

In addition, it should be understood that, although this specification described in accordance with the embodiment, but not every embodiment only includes an independent technical scheme, the specification of this description mode is only for the sake of clarity, the technicians of this field should be the instruction as a whole, in each embodiment the technical proposal may also by appropriate combination, form the technical personnel in the field of the other embodiment can be understood.