CN210682053U - Boiler coal-fired mud conveying system - Google Patents
Boiler coal-fired mud conveying system Download PDFInfo
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- CN210682053U CN210682053U CN201921802869.2U CN201921802869U CN210682053U CN 210682053 U CN210682053 U CN 210682053U CN 201921802869 U CN201921802869 U CN 201921802869U CN 210682053 U CN210682053 U CN 210682053U
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Abstract
The utility model provides a boiler coal-fired slurry conveying system, which comprises a roller, wherein the roller is connected with a coal yard through a first conveying device, the side wall of the roller is provided with a grid with a preset size, the grid is used for filtering coal slurry with the diameter smaller than that of the grid and conveying the filtered coal slurry to a coal bunker, and the coal bunker is connected with a boiler; the roller is connected with a crusher through a first transmission channel, and the crusher is connected with a coal bunker; the roller is connected with a coal slime block storage pool through a second transmission channel, and the coal slime block storage pool is connected with a coal yard through a second conveying device; a first flashboard is arranged on the first transmission channel, and a second flashboard is arranged on the second transmission channel; the initial state of the second flashboard is a closed state, and the initial state of the first flashboard is an open state. It improves the coal burning efficiency of the boiler.
Description
Technical Field
The utility model belongs to boiler coal slurry carries the field, especially relates to a boiler coal slurry conveying system.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The boiler fuel is mainly coal slime, which generally refers to semisolid matter formed by coal dust containing water, is a product in the coal production process, and has very large property difference according to different varieties and different formation mechanisms. The inventor discovers that a plurality of massive coal gangues or solidified coal slime blocks exist in the conventional boiler coal slime conveying system, the first inlet is a square large grid after two grids are screened, one third of massive coal slime particulate matters are sent back to a coal yard from a new coal slime without being processed, a large amount of manpower and material resources are wasted, the boiler is easy to break, and the load of the boiler is influenced and even the boiler extinguishment phenomenon occurs.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a coal-fired mud conveying system of boiler, it can save a large amount of manpowers and material resources to can continuously supply with the coal slime that the boiler predetermined the requirement, guarantee the steady operation of boiler.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a boiler coal slurry delivery system comprising:
the coal bunker device comprises a roller, a first conveying device and a second conveying device, wherein the roller is connected with a coal yard through the first conveying device, meshes with preset sizes are arranged on the side wall of the roller, the meshes are used for filtering coal slime with the diameter smaller than that of the meshes and conveying the filtered coal slime to a coal bunker, and the coal bunker is connected with a boiler;
the roller is connected with a crusher through a first transmission channel, and the crusher is connected with a coal bunker; the roller is connected with a coal slime block storage pool through a second transmission channel, and the coal slime block storage pool is connected with a coal yard through a second conveying device; a first flashboard is arranged on the first transmission channel, and a second flashboard is arranged on the second transmission channel; the initial state of the second flashboard is a closed state, and the initial state of the first flashboard is an open state.
In one embodiment, the drum is connected to the coal bunker by a third conveyor.
In one embodiment, the crusher is connected to the coal bunker by a fourth conveyor.
In one embodiment, the first shutter is connected to a first driving mechanism, and the first driving mechanism is connected to a controller for controlling the opening and closing of the first shutter by the first driving mechanism.
The advantage of above-mentioned scheme lies in, first flashboard is the automatic control mode, utilizes the controller to pass through the opening and the closure of first flashboard of a driving mechanism control, can realize the automated control of first flashboard, improves the control efficiency of first flashboard.
In one embodiment, the second shutter is connected to a second driving mechanism, and the second driving mechanism is connected to a controller for controlling the opening and closing of the second shutter by the second driving mechanism.
The advantage of above-mentioned scheme lies in, the second flashboard is automatic control mode, utilizes the controller to pass through opening and closing of second actuating mechanism control second flashboard, can realize the automated control of second flashboard, improves the control efficiency of second flashboard.
In one embodiment, the crusher is further connected to a current detection circuit for detecting a current signal output by the power supply portion of the crusher and transmitting the current signal to the controller.
The advantage of above-mentioned scheme lies in, this embodiment utilizes current detection circuit to detect the current signal of breaker power supply part output and convey to the controller, if the current signal of breaker power supply part output is less than preset current value, judges that the breaker breaks down, and then controls first flashboard closure by the controller, and the second flashboard is opened simultaneously for coal slime cyclic utilization reduces the load of boiler simultaneously.
In one embodiment, the first and second rams are both manual rams.
In one embodiment, the crusher is a two-stage ring hammer crusher arranged in a vertical configuration.
The technical scheme has the advantages that the ring hammer crusher crushes materials through collision between the hammer body rotating at a high speed and the materials, has the characteristics of simple structure, large crushing ratio, high production efficiency and the like, and can crush materials in a dry mode and a wet mode.
The utility model has the advantages that:
the roller in the boiler coal-fired mud conveying system of the utility model is connected with the crusher through the first transmission channel, and the crusher is connected with the coal bunker; the roller is connected with a coal slime block storage pool through a second transmission channel, and the coal slime block storage pool is connected with a coal yard through a second conveying device; set up first flashboard and second flashboard on first transmission path and second transmission path respectively, saved a large amount of manpowers and material resources to can continuously supply with the coal slime that the boiler predetermines the requirement, guarantee the steady operation of boiler.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic structural view of a boiler coal slurry conveying system according to an embodiment of the present invention.
Wherein, 1-coal yard; 2-a first conveying device; 3-a roller; 4-a first shutter; 5-a second shutter; 6-a crusher; 7-coal slime block storage pool; 8-a coal bunker; 9-boiler.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and may be fixedly connected, or may be integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be determined according to specific situations by persons skilled in the art, and should not be construed as limiting the present invention.
As shown in fig. 1, the coal slurry delivery system for a boiler of the present embodiment includes:
the coal yard comprises a roller 3, the roller 3 is connected with a coal yard 1 through a first conveying device 2, meshes with preset sizes are arranged on the side wall of the roller 3, the meshes are used for filtering coal slime with the diameter smaller than that of the meshes and conveying the filtered coal slime to a coal bunker 8, and the coal bunker 8 is connected with a boiler 9;
the roller 3 is connected with a crusher 6 through a first transmission channel, and the crusher 6 is connected with a coal bunker 8; the roller 3 is connected with a coal slime block storage pool 7 through a second transmission channel, and the coal slime block storage pool 7 is connected with the coal yard 1 through a second conveying device; a first flashboard 4 is arranged on the first transmission channel, and a second flashboard 5 is arranged on the second transmission channel; the initial state of the second flashboard is a closed state, and the initial state of the first flashboard is an open state.
In one embodiment, the drum is connected to the coal bunker by a third conveyor.
In one embodiment, the crusher is connected to the coal bunker by a fourth conveyor.
In the present embodiment, the first conveying device, the second conveying device, the third conveying device and the fourth conveying device are all implemented by belt conveying devices.
As an embodiment, the first shutter and the second shutter are both automatic control shutters.
Specifically, the first gate plate is connected with a first driving mechanism, the first driving mechanism is connected with a controller, and the controller is used for controlling the opening and closing of the first gate plate through the first driving mechanism.
The second flashboard is connected with a second driving mechanism, the second driving mechanism is connected with a controller, and the controller is used for controlling the second flashboard to be opened and closed through the second driving mechanism.
The first driving mechanism and the second driving mechanism can be realized by adopting driving motors.
It is understood that in other embodiments, the first driving mechanism and the second driving mechanism may be implemented by other driving mechanisms, and those skilled in the art may set themselves according to specific operating conditions, which will not be described in detail herein.
The controller can be realized by a 51 series single chip microcomputer or other programming logic devices.
The advantage of above-mentioned scheme lies in, first flashboard is the automatic control mode, utilizes the controller to pass through the opening and the closure of first flashboard of a driving mechanism control, can realize the automated control of first flashboard, improves the control efficiency of first flashboard.
The second flashboard is in an automatic control mode, the controller is used for controlling the second flashboard to be opened and closed through the second driving mechanism, automatic control over the second flashboard can be achieved, and control efficiency of the second flashboard is improved.
As another alternative, the first and second rams are both manual rams.
In one embodiment, the crusher is further connected to a current detection circuit for detecting a current signal output by the power supply portion of the crusher and transmitting the current signal to the controller.
The current detection circuit can be realized by a Hall current sensor or other existing current detection circuit structures.
The advantage of above-mentioned scheme lies in, this embodiment utilizes current detection circuit to detect the current signal of breaker power supply part output and convey to the controller, if the current signal of breaker power supply part output is less than preset current value, judges that the breaker breaks down, and then controls first flashboard closure by the controller, and the second flashboard is opened simultaneously for coal slime cyclic utilization reduces the load of boiler simultaneously.
In one embodiment, the crusher is a two-stage ring hammer crusher arranged in a vertical configuration.
The technical scheme has the advantages that the ring hammer crusher crushes materials through collision between the hammer body rotating at a high speed and the materials, has the characteristics of simple structure, large crushing ratio, high production efficiency and the like, and can crush materials in a dry mode and a wet mode.
The roller in the boiler coal-fired mud conveying system of the utility model is connected with the crusher through the first transmission channel, and the crusher is connected with the coal bunker; the roller is connected with a coal slime block storage pool through a second transmission channel, and the coal slime block storage pool is connected with a coal yard through a second conveying device; set up first flashboard and second flashboard on first transmission path and second transmission path respectively, improved the utilization ratio of coal slime, saved a large amount of manpowers and material resources to can continuously supply with the coal slime that the boiler predetermines the requirement, guarantee the steady operation of boiler.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A boiler coal slurry delivery system, comprising:
the coal bunker device comprises a roller, a first conveying device and a second conveying device, wherein the roller is connected with a coal yard through the first conveying device, meshes with preset sizes are arranged on the side wall of the roller, the meshes are used for filtering coal slime with the diameter smaller than that of the meshes and conveying the filtered coal slime to a coal bunker, and the coal bunker is connected with a boiler;
the roller is connected with a crusher through a first transmission channel, and the crusher is connected with a coal bunker; the roller is connected with a coal slime block storage pool through a second transmission channel, and the coal slime block storage pool is connected with a coal yard through a second conveying device; a first flashboard is arranged on the first transmission channel, and a second flashboard is arranged on the second transmission channel; the initial state of the second flashboard is a closed state, and the initial state of the first flashboard is an open state.
2. The boiler coal slurry conveying system of claim 1 wherein the drum is connected to the coal silo by a third conveyor.
3. The boiler coal-fired slurry conveying system of claim 1 wherein the crusher is connected to the coal silo by a fourth conveyor.
4. The boiler coal slurry conveying system according to claim 1 wherein the first shutter is coupled to a first drive mechanism, the first drive mechanism being coupled to a controller for controlling the opening and closing of the first shutter via the first drive mechanism.
5. The boiler coal slurry conveying system according to claim 1 wherein the second shutter is coupled to a second drive mechanism, the second drive mechanism being coupled to a controller for controlling the opening and closing of the second shutter by the second drive mechanism.
6. The coal-fired sludge conveying system of a boiler as claimed in claim 4 or 5, wherein the crusher is further connected with a current detection circuit for detecting a current signal outputted from a power supply part of the crusher and transmitting the current signal to the controller.
7. The boiler coal slurry conveying system of claim 1 wherein the first and second shutters are manual shutters.
8. The boiler coal slurry conveying system of claim 1 wherein the crusher is a two-stage ring hammer crusher arranged in a vertical configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802869.2U CN210682053U (en) | 2019-10-24 | 2019-10-24 | Boiler coal-fired mud conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921802869.2U CN210682053U (en) | 2019-10-24 | 2019-10-24 | Boiler coal-fired mud conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210682053U true CN210682053U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921802869.2U Active CN210682053U (en) | 2019-10-24 | 2019-10-24 | Boiler coal-fired mud conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210682053U (en) |
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2019
- 2019-10-24 CN CN201921802869.2U patent/CN210682053U/en active Active
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