Biomass combustion furnace heat supply device

Abstract

The utility model discloses a biomass combustion furnace heat supply device which comprises a heat supply box body, a first feeding mechanism and a second feeding mechanism are installed on the heat supply box body, a feeding hopper is communicated with the second feeding mechanism and used for feeding materials to the second feeding mechanism, and the first feeding mechanism and the second feeding mechanism are communicated through a conveying pipe. The double feeding mechanisms are adopted, the function of preventing tempering of the combustion furnace is achieved, the safety performance of materials in the feeding hopper is improved, disintegrating slag generated after combustion falls into the slag storage box through the slag discharging hole, the slag discharging hole is formed in the material conveying pipe, and the material conveying pipe is connected with the material conveying pipe through the material conveying pipe. The function of collecting material slag is achieved, meanwhile, the automatic slag discharging function is achieved, the situation that slag blockage is caused after long-time use, and material combustion is affected is prevented, the air pump is started, oxygen in the oxygen tank enters the slag storage box through the air conveying pipeline and then penetrates through the slag discharging hole, and the combustion efficiency of materials in the combustion furnace is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of combustion equipment, in particular to a biomass combustion furnace heating device. Background Art

[0002] Biomass fuel mainly includes agricultural and forestry waste such as straw, sawdust, sugarcane bagasse, rice husk, etc. It is a new type of clean fuel that can be burned directly, which is different from fossil fuel. Incomplete combustion of fuel will emit Class 2A carcinogens;

[0003] The existing biomass combustion furnace heating device generally uses a feeding dragon mechanism box to push the material into the combustion furnace. During use, it is prone to the risk of backfire, causing the material in the feeding hopper to burn, which has a high risk factor. At the same time, incomplete combustion causes the emission of harmful substances, causing environmental pollution. Utility Model Content

[0004] The purpose of the utility model is to solve the above-mentioned problems and to provide a biomass combustion furnace heating device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: it includes a heating box body, characterized in that: a first feeding mechanism and a second feeding mechanism are installed on the heating box body, the second feeding mechanism is connected to a feeding hopper, which is used to feed the second feeding mechanism, the first feeding mechanism and the second feeding mechanism are connected through a conveying pipe, the discharge end of the first feeding mechanism is connected to the combustion furnace, and an anti-backfire component is provided in the conveying pipe to prevent the combustion furnace from backfired.

[0006] As a preferred embodiment, the first feeding mechanism and the second feeding mechanism are both connected with a driving component for providing kinetic energy.

[0007] As a preferred embodiment, a slag storage box is installed at the lower end of the combustion furnace.

[0008] As a preferred embodiment, a partition is provided between the combustion furnace and the slag storage box, and a plurality of slag discharge holes are provided on the partition.

[0009] As a preferred embodiment, an air pump is provided in the heating box, an air outlet of the air pump is connected to a gas pipeline, the gas pipeline is connected to an exhaust nozzle, and the exhaust nozzle is installed in the slag storage box.

[0010] As a preferred embodiment, the anti-backfire assembly includes a support block, a return spring and a baffle, the support block is installed on the inner wall of the feed pipe, the return spring is movably installed on the lower end surface of the support block, and the baffle is movably installed on the inner wall of the feed pipe.

[0011] As a preferred embodiment, the baffle is located below the support block, and the baffle 1 is movably connected to the return spring.

[0012] As a preferred embodiment, a limit plate is provided on the conveying pipe, and the limit plate is arranged horizontally to prevent the baffle from rotating.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention is a biomass combustion furnace heating device, the first feeding mechanism and the second feeding mechanism are started, the material on the feeding hopper enters the second feeding mechanism, the material is pushed into the first feeding mechanism by the second feeding mechanism, and is transported to the combustion furnace by the first feeding mechanism, thereby realizing the function of real-time feeding of the combustion furnace, the first feeding mechanism rotates continuously, and the second feeding mechanism adopts intermittent work, and the amount of material in the combustion furnace is adjusted by adjusting the rotation speed of the second feeding mechanism, thereby realizing the adjustment of high fire and low fire, and after the material on the combustion furnace is burned, as the material is gradually pushed in, the burned material The crushed slag falls into the slag storage box through the slag discharge hole, which collects the material slag and realizes the function of automatic slag discharge to prevent slag blockage after long-term use, which affects the combustion of the material. The air pump is started, and the oxygen in the oxygen tank enters the slag storage box through the gas pipeline, and then passes through the slag discharge hole to realize the combustion efficiency of the material in the combustion furnace. The material transported by the second feeding mechanism falls on the baffle, which pushes the baffle to rotate. The material falls on the first feeding mechanism through the space between the two baffles, realizing the feeding function. At the same time, the second feeding mechanism suspends feeding, and the reset spring drives the baffle to reset, realizing the sealing function, preventing the combustion furnace from backfiring, and improving the safety performance of the material in the feed hopper. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of the biomass combustion furnace heating device of the present invention.

[0015] Figure 2 This is a schematic structural diagram of the biomass combustion furnace heating device of the present invention.

[0016] Figure 3 This is a structural schematic diagram of the slag storage box of the biomass combustion furnace heating device of the present utility model.

[0017] Figure 4 This is a top view of the partition of the biomass combustion furnace heating device of the present invention.

[0018] Figure 5 This is a structural schematic diagram of the anti-backfire component of the biomass combustion furnace heating device of the present invention.

[0019] Figure 6 This is a structural diagram of the second embodiment of the anti-backfire component of the biomass combustion furnace heating device of the present invention.

[0020] In the figure: 1-heating box, 2-universal wheel, 3-controller, 4-first feeding mechanism, 5-combustion furnace, 6-slag storage box, 7-feeding hopper, 8-second feeding mechanism, 9-feeding pipe, 10-driving motor, 11-gas pipeline, 12-air pump, 13-exhaust nozzle, 14-partition, 15-slag discharge hole, 16-support block, 17-reset spring, 18-support frame, 19-baffle. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings of the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the utility model.

[0022] Example 1: Please refer to Figure 1-5 The utility model provides a technical solution: it includes a heating box body 1, a universal wheel 2 is installed at the lower end of the heating box body 1, which is convenient for moving the heating box body, and a controller 3 is fixedly arranged on the front end surface of the heating box body 1, and the controller 3 adopts a PLC controller. The controller 3 is electrically connected with a display screen and a manual control button, and the control function is realized by the manual control button. A first feeding mechanism 4 is installed on the heating box body 1, and the first feeding mechanism 4 adopts a dragon feeder. The first feeding mechanism 4 is connected to a driving motor 10, and the driving motor drives the dragon feeder to work, so as to push the material to move. A feeding hopper 7 is installed in the feeding box body 1, and a second feeding mechanism 8 is installed on the feeding box body 1, and the second feeding mechanism 8 adopts a dragon feeder. The feeding port of the second feeding mechanism 8 is connected with the discharging port of the feeding hopper 7, and the discharging port of the second feeding mechanism 8 is connected with a conveying pipe 9, which is connected with the feeding port of the first feeding mechanism 4, and the discharging end of the first feeding mechanism 4 is connected to the combustion furnace 5;

[0023] Specifically: the first feeding mechanism and the second feeding mechanism are started, the material on the feeding hopper enters the second feeding mechanism, the material is pushed into the first feeding mechanism by the second feeding mechanism, and then transported to the combustion furnace by the first feeding mechanism, so as to realize the function of real-time feeding of the combustion furnace. The first feeding mechanism rotates continuously, and the second feeding mechanism works intermittently. By adjusting the rotation speed of the second feeding mechanism, the amount of material in the combustion furnace is adjusted, thereby realizing the adjustment of high fire and low fire;

[0024] A slag storage box 6 is installed at the lower end of the combustion furnace 5. A partition 14 is provided between the combustion furnace 5 and the slag storage box 6. A plurality of slag discharge holes 15 are provided on the partition 14. Specifically, after the material on the combustion furnace is burned, as the material is gradually pushed in, the burned slag falls into the slag storage box through the slag discharge holes, thereby collecting the material slag and realizing the function of automatic slag discharge to prevent slag blockage caused by long-term use and affect the combustion of the material.

[0025] An air pump 12 is provided in the heating box body 1, the air inlet of the air pump 12 is connected to an oxygen tank, the air outlet of the air pump 12 is connected to a gas pipeline 11, the gas pipeline 11 is connected to an exhaust nozzle 13, the exhaust nozzle 13 is installed on the end face of the slag storage box 6, and the air pump is started. The oxygen in the oxygen tank enters the slag storage box through the gas pipeline, and then passes through the slag discharge hole to achieve the combustion efficiency of the material in the combustion furnace;

[0026] Two mutually symmetrical support blocks 16 are provided on the inner wall of the conveying pipe 9, and a return spring 17 is movably installed on the lower end surface of the support block 16. A support frame 18 is fixedly provided on the inner wall of the conveying pipe 9, and a baffle 19 is movably installed on the support frame 18. The baffle 19 is movably connected to the return spring 17. The return spring allows the two baffles to isolate the conveying pipe into two upper and lower spaces. The material transported by the second feeding mechanism falls on the baffle, pushing the baffle to rotate, and the material falls on the first feeding mechanism through the space between the two baffles, realizing the feeding function. At the same time, the second feeding mechanism suspends feeding, and the return spring drives the baffle to reset, realizing the sealing function, preventing the combustion furnace from backfiring, and improving the safety performance of the material in the feed hopper.

[0027] Example 2: Figure 6 As shown: two symmetrical support blocks 16 are provided on the inner wall of the conveying pipe 9, and a return spring 17 is movably installed on the lower end surface of the support block 16. A support frame 18 is fixedly provided on the inner wall of the conveying pipe 9, and a baffle 19 is movably installed on the support frame 18. The baffle 19 is movably connected to the return spring 17, and the two baffles isolate the conveying pipe into two upper and lower spaces through the return spring. A limit plate is provided on the conveying pipe, and the limit plate is horizontally arranged to block the rotation of the baffle. The material transported by the second feeding mechanism falls on the baffle, pushing the baffle to rotate, and the material falls on the first feeding mechanism through the space between the two baffles, realizing the feeding function. At the same time, the second feeding mechanism suspends feeding, and the return spring drives the baffle to reset, thereby realizing the sealing function, preventing the combustion furnace from backfiring, and improving the safety performance of the material in the feeding hopper.

[0028] The working principle of the utility model is as follows: the first feeding mechanism and the second feeding mechanism are started, the material on the feeding hopper enters the second feeding mechanism, the material is pushed into the first feeding mechanism by the second feeding mechanism, and is transported to the combustion furnace by the first feeding mechanism, so as to realize the function of real-time feeding of the combustion furnace, the first feeding mechanism rotates continuously, and the second feeding mechanism works intermittently. By adjusting the rotation speed of the second feeding mechanism, the amount of material in the combustion furnace is adjusted, thereby realizing the adjustment of high fire and low fire. After the material on the combustion furnace is burned, as the material is gradually pushed in, the burned slag falls into the slag storage box through the slag discharge hole. It can collect the slag of the material and realize the function of automatic slag discharge to prevent the slag from being blocked due to long-term use and affecting the combustion of the material. The air pump is started and the oxygen in the oxygen tank enters the slag storage box through the gas pipeline, and then passes through the slag discharge hole to realize the combustion efficiency of the material in the combustion furnace. The material transported by the second feeding mechanism falls on the baffle, pushing the baffle to rotate, and the material falls on the first feeding mechanism through the space between the two baffles to realize the feeding function. At the same time, the second feeding mechanism suspends feeding, and the reset spring drives the baffle to reset to realize the sealing function, prevent the combustion furnace from backfiring, and improve the safety performance of the material in the feed hopper.

[0029] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A biomass combustion furnace heating device, comprising a heating box, characterized in that: The heating box body is equipped with a first feeding mechanism and a second feeding mechanism, the second feeding mechanism is connected to the feeding hopper, the first feeding mechanism and the second feeding mechanism are connected through a conveying pipe, the discharge end of the first feeding mechanism is connected to the combustion furnace, and an anti-backfire component is provided in the conveying pipe to prevent the combustion furnace from backfiring.

2. The biomass combustion furnace heating device according to claim 1, characterized in that: The first feeding mechanism and the second feeding mechanism are both connected with a driving component for providing kinetic energy.

3. The biomass combustion furnace heating device according to claim 2, characterized in that: A slag storage box is installed at the lower end of the combustion furnace.

4. The biomass combustion furnace heating device according to claim 3, characterized in that: A partition is provided between the combustion furnace and the slag storage box, and a plurality of slag discharge holes are provided on the partition.

5. The biomass combustion furnace heating device according to claim 1, characterized in that: An air pump is provided in the heating box, an air outlet of the air pump is connected to a gas pipeline, the gas pipeline is connected to an exhaust nozzle, and the exhaust nozzle is installed in the slag storage box.

6. The biomass combustion furnace heating device according to claim 5, characterized in that: The anti-backfire assembly includes a support block, a return spring and a baffle. The support block is installed on the inner wall of the feed pipe. The return spring is movably installed on the lower end surface of the support block. The baffle is movably installed on the inner wall of the feed pipe.

7. The biomass combustion furnace heating device according to claim 6, characterized in that: The baffle is located below the supporting block and is movably connected to the return spring.

8. The biomass combustion furnace heating device according to claim 1, characterized in that: A limit plate is provided on the conveying pipe, and the limit plate is arranged horizontally to prevent the baffle from rotating.

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