Biomass pellet raw material combustion control device

Abstract

The utility model relates to a kind of biomass granular raw material combustion control equipment, the biomass granular raw material combustion control equipment includes feed chamber, a primary pulverizing chamber is arranged below the feed chamber, the feed chamber and the primary pulverizing chamber are communicated, the primary pulverizing chamber is below and is provided with combustion chamber, the upper end of the combustion chamber and the primary pulverizing chamber are isolated by movable partition, the combustion chamber below is provided with ignition chamber, the combustion chamber and the ignition chamber are separated by net support, the ignition chamber below is provided with discharge chamber, with the advantages, such as anti-blocking, smooth feeding, improve combustion effect by air duct, good combustion effect.

Description

Technical Field

[0001] This utility model relates to the field of biomass combustion technology, and in particular to a biomass pellet feedstock combustion control device. Background Technology

[0002] Biomass pellets are produced by cold-forming and densifying crushed biomass straw, forestry waste, and other raw materials using pressure rollers and ring dies at room temperature. After cutting, they are easy to store and transport, and the combustion performance of biomass is greatly improved.

[0003] Existing biomass combustion equipment often suffers from problems such as incomplete combustion and severe agglomeration of the combustion output.

[0004] Therefore, a biomass pellet feedstock combustion control device is provided to solve the above-mentioned problems. Utility Model Content

[0005] The main purpose of this invention is to solve the problems of incomplete combustion and severe agglomeration of combustion output in existing biomass combustion equipment.

[0006] This utility model provides a biomass pellet fuel combustion control device, the biomass pellet fuel combustion control device comprising: The feeding chamber has a primary crushing chamber located below it, which is connected to the feeding chamber. A secondary crushing chamber is located below the primary crushing chamber, and a combustion chamber is located below the secondary crushing chamber. The upper end of the combustion chamber is separated from the secondary crushing chamber by a movable partition. An ignition chamber is located below the combustion chamber, and the combustion chamber and the ignition chamber are separated by a mesh support. A discharge chamber is located below the ignition chamber.

[0007] Furthermore, the feeding chamber includes a feeding chamber body, a spiral auger, and a first drive motor. The first drive motor is fixedly installed on the top of the feeding chamber body. The drive shaft of the first drive motor passes through the feeding chamber body and is fixedly connected to the spiral auger. A feeding port is opened on the side of the feeding chamber body on which the first drive motor is installed.

[0008] Furthermore, the blades of the auger are provided with anti-arch teeth.

[0009] Furthermore, the primary crushing chamber includes a primary crushing chamber body, a first coarse crushing roller, a second coarse crushing roller, a second drive motor, and a third drive motor. The upper end of the primary crushing chamber body is connected to the feeding chamber body, and the lower end of the primary crushing chamber body is connected to the secondary crushing chamber. The first coarse crushing roller and the second coarse crushing roller are arranged in pairs and are rotatably connected to the primary crushing chamber body. The second drive motor is fixedly installed on the outer wall of the primary crushing chamber. The drive shaft of the second drive motor passes through the primary crushing chamber and is fixedly connected to the first coarse crushing roller. The drive shaft of the third drive motor passes through the primary crushing chamber and is fixedly connected to the second crushing roller.

[0010] Furthermore, the movable partition includes a partition body and a spring reset mechanism. One end of the spring reset mechanism is fixedly connected to the inner wall of the combustion chamber, and the other end of the spring reset mechanism is fixedly connected to the partition body. The partition body is rotatably connected to the inner wall of the combustion chamber. A plurality of air intake fans are evenly distributed on the outer wall of the combustion chamber, and the air intake fans are connected to the combustion chamber.

[0011] Furthermore, an igniter is installed in the ignition chamber.

[0012] Furthermore, the discharge chamber and the ignition chamber are separated by a filter screen. A drive motor is fixedly installed on the lower surface of the filter screen. The drive shaft of the drive motor passes through the filter screen and is fixedly connected to a sweeping rod. A discharge port is opened at the lower end of the discharge chamber.

[0013] This invention solves the problem of biomass pellets bridging and clogging by combining the spiral auger and the arch-breaking teeth in the feeding chamber, thus ensuring the continuity of production. The invention also features an air intake fan evenly distributed in the combustion chamber, which can control the air volume and direction to improve combustion efficiency. The discharge chamber and sweeping rod allow the agglomerated ash to be dispersed into small pieces and fall off. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model.

[0015] Figure 2 A schematic diagram of the igniter provided by this utility model. Detailed Implementation

[0016] This utility model provides a biomass pellet raw material combustion control device, comprising: a feeding chamber, a primary crushing chamber disposed below the feeding chamber, the feeding chamber and the primary crushing chamber being connected, a secondary crushing chamber disposed below the primary crushing chamber, a combustion chamber disposed below the secondary crushing chamber, an ignition chamber disposed below the combustion chamber, and a discharge chamber disposed below the ignition chamber; the main purpose of this utility model is to solve the problems of incomplete combustion and severe agglomeration of combustion output that are commonly found in existing biomass combustion equipment.

[0017] The terms "first," "second," "third," "fourth," etc. (if present) in the specification, claims, and accompanying drawings of this utility model are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be interchanged where appropriate so that the embodiments described herein can be implemented in orders other than those illustrated or described herein. Furthermore, the terms "comprising" or "having" and any variations thereof are intended to cover a non-exclusive inclusion; for example, a process, method, system, product, or apparatus that comprises a series of steps or units is not necessarily limited to those steps or units explicitly listed, but may include other steps or units not explicitly listed or inherent to such processes, methods, products, or apparatus.

[0018] Example Reference manual attached Figure 1-2 This embodiment provides a biomass pellet fuel combustion control device, which includes: The feeding chamber 1 is located below the primary crushing chamber, which is connected to the primary crushing chamber. The combustion chamber 3 is located below the primary crushing chamber. The upper end of the combustion chamber is separated from the primary crushing chamber by a movable partition. The ignition chamber 4 is located below the combustion chamber. The combustion chamber and the ignition chamber 4 are separated by a mesh support. The discharge chamber 5 is located below the ignition chamber.

[0019] The feeding chamber 1 includes a feeding chamber body, a spiral auger 102 and a first drive motor 101. The first drive motor 101 is fixedly installed on the top of the feeding chamber body. The drive shaft of the first drive motor 101 passes through the feeding chamber body and is fixedly connected to the spiral auger 102. A feeding port 103 is opened on the feeding chamber body on the side where the first drive motor 101 is installed.

[0020] The blades of the spiral auger 102 are equipped with anti-arch teeth.

[0021] The primary crushing chamber 2 includes a primary crushing chamber body, a first coarse crushing roller 201, a second coarse crushing roller, a second drive motor 202, and a third drive motor. The upper end of the primary crushing chamber body is connected to the feed chamber body, and the lower end of the primary crushing chamber body is connected to the secondary crushing chamber. The first coarse crushing roller 201 and the second coarse crushing roller are arranged in pairs and are rotatably connected to the primary crushing chamber body. The second drive motor is fixedly installed on the outer wall of the primary crushing chamber. The drive shaft of the second drive motor 202 passes through the primary crushing chamber 2 and is fixedly connected to the first coarse crushing roller. The drive shaft of the third drive motor passes through the primary crushing chamber and is fixedly connected to the second crushing roller.

[0022] The movable baffle includes a baffle body 302 and a spring return mechanism 303. One end of the spring return mechanism 303 is fixedly connected to the inner wall of the combustion chamber, and the other end is fixedly connected to the baffle body 302. The baffle body 302 is rotatably connected to the inner wall of the combustion chamber 3. Several air intake fans 301 are evenly distributed on the outer wall of the combustion chamber 3, and the air intake fans 301 are connected to the combustion chamber 3. The bio-particles pulverized in the primary pulverizing chamber accumulate on the baffle body. After exceeding the limit supported by the spring return mechanism, they fall into the combustion chamber. After falling in, the spring return mechanism controls the baffle body to return to its original position, the igniter ignites the bio-particles to burn in the combustion chamber, and the air intake fans control the airflow to control the degree of combustion. An ignition device is installed in ignition chamber 4.

[0023] The discharge chamber 5 and the ignition chamber are separated by a filter screen. A drive motor 502 is fixedly installed on the lower surface of the filter screen. The drive shaft of the drive motor 502 passes through the filter screen and is fixedly connected to a sweeping rod 501. A discharge port is opened at the lower end of the discharge chamber. The mesh size of the filter screen is smaller than that of the mesh support, and the mesh size of the mesh support is smaller than the diameter of the particles crushed in the secondary crushing chamber.

[0024] Example Reference manual attached Figure 1-2 This embodiment provides a biomass pellet fuel combustion control device, which includes: The feeding chamber 1 is located below the primary crushing chamber, which is connected to the primary crushing chamber. The combustion chamber 3 is located below the primary crushing chamber. The upper end of the combustion chamber is separated from the primary crushing chamber by a movable partition. The ignition chamber 4 is located below the combustion chamber. The combustion chamber and the ignition chamber 4 are separated by a mesh support. The discharge chamber 5 is located below the ignition chamber.

[0025] The feeding chamber 1 includes a feeding chamber body, a spiral auger 102 and a first drive motor 101. The first drive motor 101 is fixedly installed on the top of the feeding chamber body. The drive shaft of the first drive motor 101 passes through the feeding chamber body and is fixedly connected to the spiral auger 102. A feeding port 103 is opened on the feeding chamber body on the side where the first drive motor 101 is installed.

[0026] The blades of the spiral auger 102 are equipped with anti-arch teeth.

[0027] The primary crushing chamber 2 includes a primary crushing chamber body, a first coarse crushing roller 201, a second coarse crushing roller, a second drive motor 202, and a third drive motor. The upper end of the primary crushing chamber body is connected to the feed chamber body, and the lower end of the primary crushing chamber body is connected to the secondary crushing chamber. The first coarse crushing roller 201 and the second coarse crushing roller are arranged in pairs and are rotatably connected to the primary crushing chamber body. The second drive motor is fixedly installed on the outer wall of the primary crushing chamber. The drive shaft of the second drive motor 202 passes through the primary crushing chamber 2 and is fixedly connected to the first coarse crushing roller. The drive shaft of the third drive motor passes through the primary crushing chamber and is fixedly connected to the second crushing roller.

[0028] The movable baffle includes a baffle body 302 and a spring return mechanism 303. One end of the spring return mechanism 303 is fixedly connected to the inner wall of the combustion chamber, and the other end is fixedly connected to the baffle body 302. The baffle body 302 is rotatably connected to the inner wall of the combustion chamber 3. Several air intake fans 301 are evenly distributed on the outer wall of the combustion chamber 3, and the air intake fans 301 are connected to the combustion chamber 3. The bio-particles pulverized in the primary pulverizing chamber accumulate on the baffle body. After exceeding the limit supported by the spring return mechanism, they fall into the combustion chamber. After falling in, the spring return mechanism controls the baffle body to return to its original shape, the igniter ignites and ignites the combustion in the combustion chamber, and the air intake fans control the air volume to control the degree of combustion.

[0029] An ignition device is installed in ignition chamber 4.

[0030] The discharge chamber 5 and the ignition chamber are separated by a filter screen. A drive motor 502 is fixedly installed on the lower surface of the filter screen. The drive shaft of the drive motor 502 passes through the filter screen and is fixedly connected to a sweeping rod 501. A discharge port is opened at the lower end of the discharge chamber. The mesh size of the filter screen is smaller than that of the mesh support, and the mesh size of the mesh support is smaller than the diameter of the particles crushed in the secondary crushing chamber.

[0031] To facilitate the discharge, a vibration mechanism can be installed on one side of the ignition chamber to accelerate the discharge of biomass particles after combustion.

[0032] The above-described embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this utility model.

Claims

1. A biomass pellet feed combustion control device, characterized in that, include: The feeding chamber has a primary crushing chamber located below it, and the feeding chamber and the primary crushing chamber are connected. A combustion chamber is located below the primary crushing chamber, and the upper end of the combustion chamber is separated from the primary crushing chamber by a movable partition. An ignition chamber is located below the combustion chamber, and the combustion chamber and the ignition chamber are separated by a mesh support. A discharge chamber is located below the ignition chamber.

2. The biomass pellet feed combustion control equipment according to claim 1, characterized in that, The feeding chamber includes a feeding chamber body, a spiral auger, and a first drive motor. The first drive motor is fixedly installed on the top of the feeding chamber body. The drive shaft of the first drive motor passes through the feeding chamber body and is fixedly connected to the spiral auger. A feeding port is opened on the side of the feeding chamber body on which the first drive motor is installed.

3. The biomass pellet feed combustion control equipment according to claim 2, characterized in that, The blades of the auger are provided with arch-breaking teeth.

4. The biomass pellet feed combustion control equipment according to claim 3, characterized in that, The primary crushing chamber includes a primary crushing chamber body, a first coarse crushing roller, a second coarse crushing roller, a second drive motor, and a third drive motor. The upper end of the primary crushing chamber body is connected to the feeding chamber body, and the lower end of the primary crushing chamber body is connected to the secondary crushing chamber. The first coarse crushing roller and the second coarse crushing roller are arranged in pairs and are rotatably connected to the primary crushing chamber body. The second drive motor is fixedly installed on the outer wall of the primary crushing chamber. The drive shaft of the second drive motor passes through the primary crushing chamber and is fixedly connected to the first coarse crushing roller. The drive shaft of the third drive motor passes through the primary crushing chamber and is fixedly connected to the second coarse crushing roller.

5. The biomass pellet feed combustion control equipment according to claim 4, characterized in that, The movable baffle includes a baffle body and a spring reset mechanism. One end of the spring reset mechanism is fixedly connected to the inner wall of the combustion chamber, and the other end of the spring reset mechanism is fixedly connected to the baffle body. The baffle body is rotatably connected to the inner wall of the combustion chamber.

6. The biomass pellet feed combustion control device according to claim 5, characterized in that, Several air intake fans are evenly distributed on the outer wall of the combustion chamber, and the air intake fans are connected to the combustion chamber.

7. The biomass pellet feed combustion control device according to claim 6, characterized in that, An igniter is installed in the ignition chamber.

8. The biomass pellet feed combustion control device according to claim 7, characterized in that, The discharge chamber and the ignition chamber are separated by a filter screen. A drive motor is fixedly installed on the lower surface of the filter screen. The drive shaft of the drive motor passes through the filter screen and is fixedly connected to a sweeping rod. A discharge port is opened at the lower end of the discharge chamber.

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