A raw material storage device for biofuel pellet production

By introducing ventilation components into the raw material storage equipment for biofuel pellet production, and utilizing the combination of electric telescopic rods and air ducts, airflow is used to remove fermentation heat, thus solving the problem of heat accumulation and spontaneous combustion during raw material storage and ensuring safety.

CN224361753UActive Publication Date: 2026-06-16HUIXIAN DASEN BIOMASS FUEL CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUIXIAN DASEN BIOMASS FUEL CO LTD
Filing Date
2025-06-25
Publication Date
2026-06-16

AI Technical Summary

Technical Problem

During the storage of traditional biofuel pellet raw materials, the natural fermentation of the raw materials can lead to heat accumulation, which can easily cause spontaneous combustion and pose a fire risk.

Method used

Design a raw material storage device for biofuel pellet production, which adopts a ventilation component including a chassis, air duct and electric telescopic rod, to remove fermentation heat through air flow and prevent the temperature from getting too high.

Benefits of technology

This effectively prevents heat buildup inside the storage bins, avoids spontaneous combustion, and ensures safe storage.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224361753U_ABST
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Abstract

The utility model discloses a raw material storage equipment is used in biological fuel particle production relates to storage equipment structure technical field, including storage subassembly, the storage bucket outer wall bottom is provided with ventilation subassembly, and the ventilation subassembly includes the bottom disc, spacing block, gas duct, electric telescopic handle. The utility model discloses a ventilation subassembly is set up, when using storage subassembly to store raw material, staff only needs to place raw material in the storage bucket inside, then starts ventilation subassembly, makes electric telescopic handle contract and drives the bottom disc to go up, and the bottom disc goes up and drives gas duct synchronous rise, makes gas duct slide to the inside of raw material, and the circular hole of gas duct outer wall sends air to the inside of raw material, and the heat that raw material fermentation produces will follow the air flow with the flow of air, makes the inside of raw material not to accumulate too high temperature, thereby solves the problem that traditional storage bucket raw material natural fermentation after heat accumulation is easy to appear spontaneous combustion phenomenon and leads to the fire.
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Description

Technical Field

[0001] This utility model relates to the field of storage device structure technology, specifically a raw material storage device for biofuel pellet production. Background Technology

[0002] Biomass fuel is a block-shaped, environmentally friendly new energy source produced by processing straw, rice straw, rice husks, peanut shells, corn cobs, camellia shells, cottonseed husks, and other "three wastes". The calorific value of biomass pellet fuel is very close to that of coal. It is an inexhaustible and economical clean energy source that can replace coal combustion. It provides energy conversion materials to nature and is increasingly favored by people. Biomass fuel pellets have high calorific value, low ash content, high energy efficiency, and no pollution. These advantages make it widely used and can be seen in many industries. In the production of biomass fuel pellets, the raw materials need to be stored in the storage tank first, and then undergo processes such as impurity removal, crushing, mixing, extrusion, and drying to make fuel.

[0003] Traditional storage methods involve piling raw materials inside storage bins and then taking them out when needed. However, when raw materials for biofuel pellets are piled up, they will naturally ferment and generate heat. When a large amount of heat accumulates, spontaneous combustion can easily occur, leading to fires and other incidents. Utility Model Content

[0004] The purpose of this invention is to provide a raw material storage device for biofuel pellet production, in order to solve the problem that the heat accumulation of raw materials after natural fermentation in traditional storage bins can easily lead to spontaneous combustion and fire.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a raw material storage device for biofuel pellet production, comprising a storage component, the storage component comprising a storage tank and support blocks, wherein multiple support blocks are provided, the multiple support blocks are arranged in a circular pattern and fixedly connected to one side of the outer wall of the storage tank, the bottom of the outer wall of the support blocks is flush with the bottom of the outer wall of the storage tank, and a ventilation component is provided at the bottom of the outer wall of the storage tank, the ventilation component comprising a chassis, a limiting block, an air guide pipe, and an electric telescopic rod;

[0006] The chassis is located at the bottom of the outer wall of the storage hopper, and the diameter of the outer wall of the chassis is the same as that of the outer wall of the storage hopper. The limiting block is located at the bottom of the outer wall of the support block, and one side of the outer wall of the limiting block is fixedly connected to one side of the outer wall of the chassis. Multiple air guide pipes are provided, and the multiple air guide pipes are arranged in a circle and fixedly connected to the top of the outer wall of the chassis. The top of the outer wall of the air guide pipe completely penetrates to the bottom of the inner wall of the storage hopper. The air guide pipe is slidably connected to the storage hopper. Multiple circular holes are provided on the outer wall of the air guide pipe, and the multiple circular holes are arranged in a circle and completely penetrate to the inner wall of the air guide pipe. The top of the outer wall of the air guide pipe is semi-circular. Two electric telescopic rods are provided, and the two electric telescopic rods are arranged linearly on the top of the outer wall of the support block. The output end of the electric telescopic rod completely penetrates to the bottom of the outer wall of the support block, and the bottom of the outer wall of the output end of the electric telescopic rod is fixedly connected to the top of the outer wall of the limiting block.

[0007] As a further improvement of this invention: the storage component also includes support legs;

[0008] The outrigger is located at the bottom of the outer wall of the support block and is fixedly connected to the support block. The height of the outer wall of the outrigger is greater than the telescopic distance of the electric telescopic rod.

[0009] As a further improvement of this utility model: the ventilation component also includes air holes and through holes;

[0010] The chassis has an internal cavity. The air vent is located at the bottom of the outer wall of the chassis and extends to the bottom of the inner wall of the chassis. Multiple through holes are arranged in a circular pattern at the top of the outer wall of the chassis and extend to the top of the inner wall of the chassis. The diameter of the inner wall of the air guide tube is the same as the diameter of the inner wall of the through hole, and the axis of the inner wall of the air guide tube coincides with the axis of the inner wall of the through hole.

[0011] As a further improvement of this invention: the ventilation component also includes a sliding hole;

[0012] Multiple sliding holes are provided, arranged in a circular pattern on the bottom of the outer wall of the storage tank and extending to the bottom of the inner wall of the storage tank. The diameter of the inner wall of the sliding hole is the same as the diameter of the outer wall of the air guide pipe, and the outer wall of the air guide pipe is slidably connected to the inner wall of the sliding hole.

[0013] As a further improvement of this utility model, the ventilation component also includes mounting holes;

[0014] There are two mounting holes, which are arranged linearly at the bottom of the outer wall of the support block and extend completely to the top of the outer wall of the support block. The outer wall of the electric telescopic rod is fixedly connected to the inner wall of the mounting hole.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] By installing a ventilation system, when using the storage unit to store raw materials, workers only need to place the raw materials inside the storage bin, then activate the ventilation system. This causes the electric telescopic rod to retract and the chassis to rise. As the chassis rises, the air guide pipe rises simultaneously, sliding into the raw material. Air is then delivered into the raw material through the round holes on the outer wall of the air guide pipe. The airflow allows the heat generated during fermentation to escape with the air, preventing excessively high temperatures from accumulating inside the raw material. This solves the problem of spontaneous combustion and fires caused by heat buildup during natural fermentation of raw materials in traditional storage bins. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of this utility model;

[0018] Figure 2 This is a top view of the storage component of this utility model;

[0019] Figure 3 This is a schematic diagram of the vertical cross-sectional structure of the storage component of this utility model;

[0020] Figure 4 This is a schematic diagram of the ventilation component structure of this utility model.

[0021] In the diagram: 1. Storage component; 101. Storage hopper; 102. Support block; 103. Support leg; 2. Ventilation component; 201. Chassis; 202. Air vent; 203. Through hole; 204. Limiting block; 205. Air guide pipe; 206. Sliding hole; 207. Mounting hole; 208. Electric telescopic rod. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figures 1-4 In this embodiment of the present invention, a raw material storage device for biofuel pellet production includes a storage component 1. The storage component 1 includes a storage tank 101 and a support block 102. Multiple support blocks 102 are provided and are arranged in a circumferential manner and fixedly connected to one side of the outer wall of the storage tank 101. The bottom of the outer wall of the support block 102 is flush with the bottom of the outer wall of the storage tank 101. A ventilation component 2 is provided at the bottom of the outer wall of the storage tank 101. The ventilation component 2 includes a chassis 201, a limiting block 204, an air guide pipe 205, and an electric telescopic rod 208.

[0024] The chassis 201 is located at the bottom of the outer wall of the storage hopper 101, and the diameter of the outer wall of the chassis 201 is the same as that of the outer wall of the storage hopper 101. A limiting block 204 is located at the bottom of the outer wall of the support block 102, and one side of the outer wall of the limiting block 204 is fixedly connected to one side of the outer wall of the chassis 201. Multiple air guide pipes 205 are arranged circumferentially and fixedly connected to the top of the outer wall of the chassis 201. The top of the outer wall of each air guide pipe 205 completely penetrates to the bottom of the inner wall of the storage hopper 101. The air guide pipes 205 are connected to the storage hopper 101. The barrel 101 is slidably connected. The outer wall of the air guide tube 205 is provided with multiple round holes. The multiple round holes are arranged in a circle and completely penetrate the inner wall of the air guide tube 205. The top of the outer wall of the air guide tube 205 is semi-circular. There are two electric telescopic rods 208. The two electric telescopic rods 208 are arranged linearly on the top of the outer wall of the support block 102. The output end of the electric telescopic rod 208 completely penetrates the bottom of the outer wall of the support block 102. The bottom of the outer wall of the output end of the electric telescopic rod 208 is fixedly connected to the top of the outer wall of the limiting block 204.

[0025] In this embodiment, it should be noted that when using the ventilation component 2, the blower outlet needs to be connected to the chassis 201 first.

[0026] When using storage component 1 to store raw materials, the operator only needs to place the raw materials inside the storage bin 101, and then activate the ventilation component 2. The electric telescopic rod 208 of the ventilation component 2 retracts. The electric telescopic rod 208 is restricted by the support block 102, so that only the output end of the electric telescopic rod 208 can slide. When the electric telescopic rod 208 retracts, the output end, through its fixed connection with the limiting block 204, drives the limiting block 204 to rise. When the limiting block 204 rises, it drives the chassis 201 to rise synchronously. When the chassis 201 rises, the air guide pipe 205 on the top of the outer wall of the chassis 201 rises synchronously. When the air guide pipe 205 rises, the semi-circular outer wall at the top of the air guide pipe 205 separates the raw materials, thereby reducing the leakage of the raw materials. The air pipe 205 experiences resistance. After the air pipe 205 rises into the raw material, the blower operates to deliver air into the air pipe 205 through the chassis 201. The air inside the air pipe 205 flows into the raw material through the round hole. When the air flows, it carries away the heat generated by the fermentation of the raw material, preventing the heat inside the raw material from accumulating. When it is necessary to remove the raw material, the staff only needs to activate the ventilation component 2 to extend the electric telescopic rod 208, thereby lowering the air pipe 205 to be flush with the inner wall of the storage tank 101, so that the raw material inside the storage tank 101 can be easily removed. The cooperation of the above parts solves the problem that the heat accumulation after the natural fermentation of raw materials in the traditional storage tank 101 can easily lead to spontaneous combustion and fire.

[0027] Please refer to this carefully. Figures 1-4 The storage component 1 also includes a support leg 103;

[0028] The outrigger 103 is located at the bottom of the outer wall of the support block 102 and is fixedly connected to the support block 102. The height of the outer wall of the outrigger 103 is greater than the telescopic distance of the electric telescopic rod 208.

[0029] In this embodiment: By setting a support leg 103, the support leg 103 is set at the bottom of the outer wall of the support block 102 and is fixedly connected to the support block 102. The height of the outer wall of the support leg 103 is greater than the telescopic distance of the electric telescopic rod 208, providing space for the chassis 201 to be raised and lowered by the electric telescopic rod 208, thereby realizing the air guide pipe 205 sliding into and out of the raw material, so that the ventilation component 2 will not affect the stacking and removal of the raw material inside the storage tank 101.

[0030] Please refer to this carefully. Figures 1-4 The ventilation component 2 also includes vents 202 and through holes 203;

[0031] The chassis 201 has an internal cavity. The air vent 202 is located at the bottom of the outer wall of the chassis 201 and extends to the bottom of the inner wall of the chassis 201. Multiple through holes 203 are arranged in a circular pattern at the top of the outer wall of the chassis 201 and extend to the top of the inner wall of the chassis 201. The diameter of the inner wall of the air guide pipe 205 is the same as the diameter of the inner wall of the through hole 203, and the axis of the inner wall of the air guide pipe 205 coincides with the axis of the inner wall of the through hole 203.

[0032] In this embodiment, it should be noted that the outer wall of the blower outlet is fixedly connected to the inner wall of the air hole 202.

[0033] The chassis 201 has an internal cavity, which provides a basis for the blower to deliver air into the air guide pipe 205;

[0034] Air vents 202 are located at the bottom of the outer wall of the chassis 201 and extend to the bottom of the inner wall of the chassis 201. Multiple through holes 203 are arranged in a circular pattern at the top of the outer wall of the chassis 201 and extend to the top of the inner wall of the chassis 201. The axis of the inner wall of the air guide pipe 205 coincides with the axis of the inner wall of the through hole 203, so that the air outlet of the blower can deliver air into the chassis 201 through the air vents 202 and flow into the air guide pipe 205 through the through holes 203.

[0035] Please refer to this carefully. Figures 1-4 The ventilation component 2 also includes a sliding hole 206;

[0036] Multiple sliding holes 206 are provided, and the multiple sliding holes 206 are arranged in a circle at the bottom of the outer wall of the storage barrel 101 and extend to the bottom of the inner wall of the storage barrel 101. The inner diameter of the sliding hole 206 is the same as the outer diameter of the air guide pipe 205, and the outer wall of the air guide pipe 205 is slidably connected to the inner wall of the sliding hole 206.

[0037] In this embodiment: By setting sliding holes 206, multiple sliding holes 206 are arranged in a circular pattern at the bottom of the outer wall of the storage barrel 101. The inner diameter of the sliding hole 206 is the same as the outer diameter of the air guide pipe 205. The outer wall of the air guide pipe 205 is slidably connected to the inner wall of the sliding hole 206, so that the air guide pipe 205 can slide into and out of the storage barrel 101. This enables ventilation of the raw materials inside the storage barrel 101 through the air guide pipe 205 without affecting the filling and removal of the raw materials inside the storage barrel 101.

[0038] Please refer to this carefully. Figures 1-4 The ventilation component 2 also includes mounting holes 207;

[0039] There are two mounting holes 207, which are arranged linearly at the bottom of the outer wall of the support block 102 and extend completely to the top of the outer wall of the support block 102. The outer wall of the electric telescopic rod 208 is fixedly connected to the inner wall of the mounting hole 207.

[0040] In this embodiment: by setting mounting holes 207, two mounting holes 207 are arranged linearly at the bottom of the outer wall of the support block 102 and completely penetrate to the top of the outer wall of the support block 102. The outer wall of the electric telescopic rod 208 is fixedly connected to the inner wall of the mounting holes 207, so that the electric telescopic rod 208 can be fixedly connected to the support block 102 without affecting the telescopic distance of the electric telescopic rod 208.

[0041] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A raw material storage device for biofuel pellet production, comprising a storage component (1), the storage component (1) comprising a storage tank (101) and support blocks (102), wherein multiple support blocks (102) are provided, the multiple support blocks (102) are arranged in a circumferential manner and fixedly connected to one side of the outer wall of the storage tank (101), and the bottom of the outer wall of the support block (102) is flush with the bottom of the outer wall of the storage tank (101), characterized in that, The bottom of the outer wall of the storage hopper (101) is provided with a ventilation component (2), which includes a chassis (201), a limiting block (204), an air guide pipe (205), and an electric telescopic rod (208). The chassis (201) is located at the bottom of the outer wall of the storage hopper (101). The diameter of the outer wall of the chassis (201) is the same as the diameter of the outer wall of the storage hopper (101). The limiting block (204) is located at the bottom of the outer wall of the support block (102). One side of the outer wall of the limiting block (204) is fixedly connected to one side of the outer wall of the chassis (201). Multiple air guide pipes (205) are provided. The multiple air guide pipes (205) are arranged in a circle and fixedly connected to the top of the outer wall of the chassis (201). The top of the outer wall of the air guide pipe (205) completely penetrates to the bottom of the inner wall of the storage hopper (101). The air guide pipe (205) is slidably connected to the storage tank (101). The outer wall of the air guide pipe (205) is provided with multiple round holes. The multiple round holes are arranged in a circle and completely penetrate the inner wall of the air guide pipe (205). The top of the outer wall of the air guide pipe (205) is semi-circular. There are two electric telescopic rods (208). The two electric telescopic rods (208) are arranged linearly on the top of the outer wall of the support block (102). The output end of the electric telescopic rod (208) completely penetrates the bottom of the outer wall of the support block (102). The bottom of the outer wall of the output end of the electric telescopic rod (208) is fixedly connected to the top of the outer wall of the limiting block (204).

2. The raw material storage device for biofuel pellet production according to claim 1, characterized in that, The storage component (1) also includes a support leg (103); The support leg (103) is located at the bottom of the outer wall of the support block (102) and is fixedly connected to the support block (102). The height of the outer wall of the support leg (103) is greater than the telescopic distance of the electric telescopic rod (208).

3. The raw material storage device for biofuel pellet production according to claim 1, characterized in that, The ventilation assembly (2) also includes an air hole (202) and a through hole (203); The chassis (201) has an internal cavity. The air hole (202) is located at the bottom of the outer wall of the chassis (201) and extends to the bottom of the inner wall of the chassis (201). Multiple through holes (203) are provided. The multiple through holes (203) are arranged in a circle at the top of the outer wall of the chassis (201) and extend to the top of the inner wall of the chassis (201). The inner diameter of the air guide pipe (205) is the same as the inner diameter of the through hole (203). The axis of the inner wall of the air guide pipe (205) coincides with the axis of the inner wall of the through hole (203).

4. The raw material storage device for biofuel pellet production according to claim 1, characterized in that, The ventilation assembly (2) also includes a sliding hole (206); Multiple sliding holes (206) are provided, and the multiple sliding holes (206) are arranged in a circle at the bottom of the outer wall of the storage barrel (101) and extend to the bottom of the inner wall of the storage barrel (101). The inner diameter of the sliding hole (206) is the same as the outer diameter of the air guide pipe (205), and the outer wall of the air guide pipe (205) is slidably connected to the inner wall of the sliding hole (206).

5. A raw material storage device for biofuel pellet production according to claim 1, characterized in that, The ventilation assembly (2) also includes mounting holes (207); There are two mounting holes (207), which are arranged linearly at the bottom of the outer wall of the support block (102) and extend completely to the top of the outer wall of the support block (102). The outer wall of the electric telescopic rod (208) is fixedly connected to the inner wall of the mounting hole (207).