CN213577469U - Mixing arrangement is used in blending of thermal power plant's coal - Google Patents
Mixing arrangement is used in blending of thermal power plant's coal Download PDFInfo
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- CN213577469U CN213577469U CN202121204266.XU CN202121204266U CN213577469U CN 213577469 U CN213577469 U CN 213577469U CN 202121204266 U CN202121204266 U CN 202121204266U CN 213577469 U CN213577469 U CN 213577469U
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Abstract
The utility model discloses a mixing arrangement is used in blending of coal blending of thermal power plant, include: the coal blending device comprises a coal blending box, a crushing box, a sealed feeding box, a combustion furnace and a coal blending bracket, wherein the sealed feeding box is arranged on the crushing box, the crushing box is arranged on the coal blending box, the coal blending box is arranged on the combustion furnace, the coal blending box is connected to the combustion furnace through a quantitative feeding structure, the coal blending bracket is arranged on the combustion furnace, and the coal blending bracket is connected to the coal blending box and the crushing box; the utility model relates to a blending coal mixes burns technical field, seals the material loading with coal through sealed feed structure, has avoided the crushing in-process of coal, and the piece splashes, causes the flying dust, in the raw materials drainage after will smashing through preventing stifled flip structure and quantitative feed structure simultaneously flows the burning furnace, has avoided burning too fast, the phenomenon of heat loss through quantitative feed.
Description
Technical Field
The utility model relates to a blending coal mixes burns technical field, specifically is a mixing arrangement is used in blending coal of thermal power plant.
Background
Coal blending is one of the processes of coal blending preparation, different types of raw coal are required to be prepared and mixed in order to meet the production quality requirement, and after the raw coal is completely mixed, the mixed coal is conveyed to the next process for treatment, so that the coal can be conveniently blended and burnt, and a mixing device is required in the process.
However, the existing mixing device still has shortcomings in the using process, raw coal cannot be quantitatively put in, too much coal is put in one time, coal cannot be conveniently mixed, a stirring device is prone to being stuck, large-particle coal cannot be crushed, and mixing is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a mixing arrangement is used in blending of coal for thermal power plant has solved current partial background technical problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a mixing arrangement for blending and burning of coal blending of thermal power plant includes: the coal blending device comprises a coal blending box, a crushing box, a sealed feeding box, a combustion furnace and a coal blending support, wherein the sealed feeding box is arranged on the crushing box, the crushing box is arranged on the coal blending box, the coal blending box is arranged on the combustion furnace, the coal blending box is connected to the combustion furnace through a quantitative feeding structure, the coal blending support is arranged on the combustion furnace, the coal blending support is connected to the coal blending box and the crushing box, an anti-blocking turnover structure is arranged in the coal blending box, and the sealed feeding box is provided with a sealed feeding structure;
the quantitative feeding structure comprises: the device comprises a plurality of convex loading boxes, a plurality of loading driving machines, a plurality of loading driving bevel gears, a plurality of loading transmission bevel gears, a plurality of loading driving threaded pipes, a plurality of loading driving threaded rods, a plurality of U-shaped loading blocks, a plurality of shielding plates, a plurality of loading shafts and a plurality of unloading slideways;
the plurality of convex feeding boxes are circularly connected to the coal distribution box, the plurality of convex feeding boxes are connected to the plurality of combustion furnaces, the plurality of feeding driving threaded pipes are respectively inserted into the plurality of convex feeding boxes through bearings, the plurality of feeding driving threaded rods are respectively and movably inserted into the plurality of feeding driving threaded pipes, the plurality of U-shaped feeding blocks are respectively and movably inserted into the plurality of convex feeding boxes, the plurality of U-shaped feeding blocks are respectively connected to the plurality of feeding driving threaded rods, the plurality of feeding driving helical gears are respectively arranged on the driving ends of the plurality of feeding driving machines, the plurality of feeding driving helical gears are respectively arranged on the plurality of feeding driving threaded pipes, the plurality of feeding driving helical gears are respectively engaged with the plurality of feeding driving helical gears, and the plurality of U-shaped feeding blocks are respectively provided with discharge openings, the plurality of feeding shafts are respectively inserted into the plurality of discharging openings through bearings, the plurality of feeding plates are respectively movably sleeved on the plurality of feeding shafts, and the plurality of discharging chutes are respectively arranged on the plurality of convex feeding boxes.
Preferably, the anti-blocking turnover structure comprises: the overturning mechanism comprises a plurality of overturning shafts, a plurality of overturning chain wheels, an overturning chain, a plurality of overturning rotating pieces, an overturning driving machine, an overturning transmission bevel gear and an overturning driving bevel gear;
the coal blending device is characterized in that the turnover shaft is inserted into the coal blending box through a bearing, the turnover chain wheels are installed on the turnover shaft respectively, the turnover chain is sleeved on the turnover chain wheels, the turnover driving machine is installed on the coal blending box, the turnover rotating pieces are evenly installed on the turnover shaft respectively, the turnover transmission bevel gear is installed on the turnover shaft, the turnover driving bevel gear is installed on the driving end of the turnover driving machine, and the turnover driving bevel gear is meshed with the turnover transmission bevel gear.
Preferably, the sealing and feeding structure comprises: the sealing device comprises a sealing shaft, a plurality of sealing arc blocks and a sealing driver;
the sealing shaft is inserted into the sealing feeding box through a bearing, the sealing arc blocks are respectively arranged on the sealing shaft, the sealing driving machine is arranged on the sealing shaft, and the sealing feeding box is provided with a feeding hole and a discharging hole.
Preferably, a horn-shaped drainage tube is arranged on a discharge hole of the sealed feeding box.
Preferably, a temperature sensor is arranged in the combustion furnace.
Preferably, a plurality of the feeding driving machines are respectively provided with a transformer.
The utility model provides a mixing arrangement is used in blending of coal of thermal power plant. The method has the following beneficial effects: this mixing arrangement is used in blending of coal of thermal power plant burns through sealed feed structure with coal sealed feeding, has avoided the crushing in-process of coal, and the piece splashes, causes the flying dust, and in the raw materials drainage after will smashing the burning furnace through preventing stifled flip structure and quantitative feed structure simultaneously, avoided burning too fast through quantitative feed, the phenomenon of heat loss.
Drawings
Fig. 1 is a schematic cross-sectional view of a main view of a mixing device for coal blending and combustion in a thermal power plant according to the present invention.
Fig. 2 is an enlarged view of a portion "a" in fig. 1.
Fig. 3 is an enlarged view of a portion "B" in fig. 1.
In the figure: 1. a coal blending box; 2. a crushing box; 3. sealing the feeding box; 4. a combustion furnace; 5. a coal blending bracket; 6. a convex feeding box; 7. a feeding driver; 8. feeding and driving the bevel gear; 9. feeding and driving the bevel gear; 10. feeding a driving threaded pipe; 11. a feeding driving threaded rod; 12. a U-shaped feeding block; 13. a shielding plate; 14. feeding plates; 15. a feeding shaft; 16. a turning shaft; 17. turning over the chain wheel; 18. turning over the chain; 19. turning over the rotating sheet; 20. turning over the driving machine; 21. turning over the transmission bevel gear; 22. the bevel gear is driven in a turnover manner.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
Example (b): according to the attached figures 1-3, a mixing device for blending coal and burning in a thermal power plant comprises: the coal blending device comprises a coal blending box 1, a crushing box 2, a sealed feeding box 3, a combustion furnace 4 and a coal blending support 5, wherein the sealed feeding box 3 is installed on the crushing box 2, the crushing box 2 is installed on the coal blending box 1, the coal blending box 1 is installed on the combustion furnace 4, the coal blending box 1 is connected to the combustion furnace 4 through a quantitative feeding structure, the coal blending support 5 is installed on the combustion furnace 4, the coal blending support 5 is connected to the coal blending box 1 and the crushing box 2, an anti-blocking turnover structure is installed in the coal blending box 1, and the sealed feeding structure is installed on the sealed feeding box 3; the quantitative feeding structure comprises: the device comprises a plurality of convex loading boxes 6, a plurality of loading driving machines 7, a plurality of loading driving bevel gears 8, a plurality of loading transmission bevel gears 9, a plurality of loading driving threaded pipes 10, a plurality of loading driving threaded rods 11, a plurality of U-shaped loading blocks 12, a plurality of baffle plates 13, a plurality of loading plates 14, a plurality of loading shafts 15 and a plurality of discharging slideways; the plurality of convex feeding boxes 6 are circularly connected to the coal distribution box 1, the plurality of convex feeding boxes 6 are connected to the plurality of combustion furnaces 4, the plurality of feeding driving threaded pipes 10 are respectively inserted into the plurality of convex feeding boxes 6 through bearings, the plurality of feeding driving threaded rods 11 are respectively movably inserted into the plurality of feeding driving threaded pipes 10, the plurality of U-shaped feeding blocks 12 are respectively movably inserted into the plurality of convex feeding boxes 6, the plurality of U-shaped feeding blocks 12 are respectively connected to the plurality of feeding driving threaded rods 11, the plurality of feeding driving helical gears 8 are respectively installed at driving ends of the plurality of feeding driving machines 7, the plurality of feeding driving helical gears 9 are respectively installed on the plurality of feeding driving threaded pipes 10, and the plurality of feeding driving helical gears 9 are respectively engaged with the plurality of feeding driving helical gears 8, a plurality of U-shaped feeding blocks 12 are respectively provided with a discharging opening, a plurality of feeding shafts 15 are respectively inserted into the plurality of discharging openings through bearings, a plurality of feeding plates 14 are respectively movably sleeved on the plurality of feeding shafts 15, and a plurality of discharging chutes are respectively arranged on the plurality of convex feeding boxes 6; prevent stifled flip structure includes: a plurality of turnover shafts 16, a plurality of turnover sprockets 17, a turnover chain 18, a plurality of turnover rotary pieces 19, a turnover driving machine 20, a turnover transmission bevel gear 21 and a turnover driving bevel gear 22; the turnover shafts 16 are inserted into the coal blending box 1 through bearings, the turnover chain wheels 17 are respectively mounted on the turnover shafts 16, the turnover chains 18 are sleeved on the turnover chain wheels 17, the turnover driving machine 20 is mounted on the coal blending box 1, the turnover rotating pieces 19 are respectively and uniformly mounted on the turnover shafts 16, the turnover transmission bevel gear 21 is mounted on the turnover shafts 16, the turnover driving bevel gear 22 is mounted on the driving end of the turnover driving machine 20, and the turnover driving bevel gear 22 is meshed with the turnover transmission bevel gear 21; the sealed feeding structure comprises: the sealing device comprises a sealing shaft, a plurality of sealing arc blocks and a sealing driver; the sealing shaft is inserted into the sealing feeding box 3 through a bearing, the sealing arc blocks are respectively installed on the sealing shaft, the sealing driving machine is installed on the sealing shaft, and a feeding hole and a discharging hole are formed in the sealing feeding box 3; a horn-shaped drainage tube is arranged on a discharge hole of the sealed feeding box 3; a temperature sensor is arranged in the combustion furnace 4; and transformers are respectively arranged on the plurality of feeding driving machines 7.
From the above, it follows: pouring coal raw materials into a sealed upper material box 3, driving a sealing shaft on a driving end of the sealing driving machine to rotate by the operation of a sealing driving machine on the sealed upper material box 3, guiding the coal raw materials at a feeding port on the sealed upper material box 3 to a discharging port on the sealed upper material box 3 by a plurality of sealing arc blocks on the sealing shaft, guiding the coal raw materials into a crushing box 2 by the drainage of the coal raw materials, connecting the crushing box 2 to a coal distribution box 1, crushing the coal raw materials by the crushing box 2, guiding the crushed coal raw materials into the coal distribution box 1, driving a turnover driving bevel gear 22 on the driving end of the turnover driving machine 20 to rotate by a turnover driving bevel gear 20 on the coal distribution box 1, driving a turnover transmission 21 engaged with the turnover driving bevel gear 22 to rotate, driving a turnover shaft 16 on the turnover transmission bevel gear 21 to rotate, driving a turnover chain wheel 17 on the turnover shaft 16 to rotate, the turnover chain 18 on the turnover chain wheel 17 is driven to rotate by the turnover chain wheel 17, the turnover chain wheels 17 on the turnover chain wheel are driven to rotate by the turnover chain wheel 18, the turnover shafts 16 on the turnover chain wheels are respectively driven to rotate by the turnover shafts 16, the coal in the coal blending box 1 is turned over by the turnover rotary sheets 19 on the turnover shafts 16, the phenomenon of blockage is avoided, the crushed coal falls into the U-shaped feeding block 12 in the convex feeding box 6, the feeding driving helical gears 8 on the driving ends of the feeding driving motors 7 are respectively driven to rotate by the feeding driving helical gears 8 on the convex feeding box 6, the feeding driving helical gears 9 meshed with the feeding driving helical gears are respectively driven to rotate by the feeding driving helical gears 9, the feeding driving helical gears 10 on the feeding driving helical gears are respectively driven to rotate by the feeding driving helical gears 10, and the feeding driving helical gears 10 sequentially rotate by the feeding driving helical gears 10, drive material loading drive threaded rod 11 in the material loading drive threaded pipe 10 respectively and rotate for a plurality of material loading drive threaded rods 11 are respectively along a plurality of material loading drive threaded pipe 10 removes, drive U type material loading block 12 on it respectively through a plurality of material loading drive threaded rods 11, do not shelter from on the material loading box 6 by a plurality of protruding types when a plurality of U type material loading blocks 12, make material loading plate 14 on U type material loading block 12 rotate along material loading shaft 15, make material loading plate 14 with coal drainage to the combustion wheel in, material loading plate 14 slopes, make the powdered coal on it fall because of gravity, thereby reach quantitative material loading's phenomenon.
As a preferred scheme, furthermore, the anti-blocking flip structure comprises: a plurality of turnover shafts 16, a plurality of turnover sprockets 17, a turnover chain 18, a plurality of turnover rotary pieces 19, a turnover driving machine 20, a turnover transmission bevel gear 21 and a turnover driving bevel gear 22;
the turnover shafts 16 are inserted into the coal blending box 1 through bearings, the turnover chain wheels 17 are respectively mounted on the turnover shafts 16, the turnover chains 18 are sleeved on the turnover chain wheels 17, the turnover driving machine 20 is mounted on the coal blending box 1, the turnover rotating pieces 19 are respectively and uniformly mounted on the turnover shafts 16, the turnover transmission bevel gears 21 are mounted on the turnover shafts 16, the turnover driving bevel gears 22 are mounted on the driving ends of the turnover driving machine 20, and the turnover driving bevel gears 22 are meshed with the turnover transmission bevel gears 21.
As a preferred scheme, furthermore, the sealing and feeding structure comprises: the sealing device comprises a sealing shaft, a plurality of sealing arc blocks and a sealing driver;
the sealing shaft is inserted into the sealing feeding box 3 through a bearing, the sealing arc blocks are respectively arranged on the sealing shaft, the sealing driving machine is arranged on the sealing shaft, and a feeding hole and a discharging hole are formed in the sealing feeding box 3.
Preferably, a discharge port of the sealed feeding box 3 is provided with a trumpet-shaped drainage tube.
Preferably, a temperature sensor is provided in the combustion furnace 4.
Preferably, a plurality of the feeding driving machines 7 are respectively provided with a transformer.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A mixing arrangement for blending and burning of coal blending of thermal power plant includes: the coal blending device comprises a coal blending box (1), a crushing box (2), a sealed feeding box (3), a combustion furnace (4) and a coal blending support (5), and is characterized in that the sealed feeding box (3) is installed on the crushing box (2), the crushing box (2) is installed on the coal blending box (1), the coal blending box (1) is installed on the combustion furnace (4), the coal blending box (1) is connected to the combustion furnace (4) through a quantitative feeding structure, the coal blending support (5) is installed on the combustion furnace (4), the coal blending support (5) is connected to the coal blending box (1) and the crushing box (2), an anti-blocking turnover structure is installed in the coal blending box (1), and the sealed feeding box (3) is provided with the sealed feeding structure;
the quantitative feeding structure comprises: the device comprises a plurality of convex feeding boxes (6), a plurality of feeding driving machines (7), a plurality of feeding driving bevel gears (8), a plurality of feeding transmission bevel gears (9), a plurality of feeding driving threaded pipes (10), a plurality of feeding driving threaded rods (11), a plurality of U-shaped feeding blocks (12), a plurality of shielding plates (13), a plurality of feeding plates (14), a plurality of feeding shafts (15) and a plurality of discharging slideways;
the plurality of convex feeding boxes (6) are connected to the coal distribution box (1) in a circular shape, the plurality of convex feeding boxes (6) are connected to the plurality of combustion furnaces (4), the plurality of feeding driving threaded pipes (10) are respectively inserted into the plurality of convex feeding boxes (6) through bearings, the plurality of feeding driving threaded rods (11) are respectively movably inserted into the plurality of feeding driving threaded pipes (10), the plurality of U-shaped feeding blocks (12) are respectively movably inserted into the plurality of convex feeding boxes (6), the plurality of U-shaped feeding blocks (12) are respectively connected to the plurality of feeding driving threaded rods (11), the plurality of feeding driving helical gears (8) are respectively installed at driving ends of the plurality of feeding driving machines (7), the plurality of feeding driving helical gears (9) are respectively installed on the plurality of feeding driving threaded pipes (10), the plurality of feeding transmission bevel gears (9) are respectively meshed with the plurality of feeding driving bevel gears (8), the plurality of U-shaped feeding blocks (12) are respectively provided with a discharging opening, the plurality of feeding shafts (15) are respectively inserted into the plurality of discharging openings through bearings, the plurality of feeding plates (14) are respectively movably sleeved on the plurality of feeding shafts (15), and the plurality of discharging chutes are respectively arranged on the plurality of convex feeding boxes (6).
2. The mixing device for blending and burning coal of a thermal power plant according to claim 1, wherein the anti-blocking turnover structure comprises: a plurality of turnover shafts (16), a plurality of turnover chain wheels (17), a turnover chain (18), a plurality of turnover rotating pieces (19), a turnover driving machine (20), a turnover transmission bevel gear (21) and a turnover driving bevel gear (22);
the turnover shaft (16) is inserted into the coal blending box (1) through a bearing, the turnover chain wheels (17) are installed on the turnover shaft (16) respectively, the turnover chain (18) is sleeved on the turnover chain wheels (17), the turnover driving machine (20) is installed on the coal blending box (1), the turnover rotating pieces (19) are evenly installed on the turnover shaft (16) respectively, the turnover transmission bevel gear (21) is installed on the turnover shaft (16), the turnover driving bevel gear (22) is installed on the driving end of the turnover driving machine (20), and the turnover driving bevel gear (22) is meshed with the turnover transmission bevel gear (21).
3. The mixing device for blending coal and burning of a thermal power plant according to claim 1, wherein the sealing and feeding structure comprises: the sealing device comprises a sealing shaft, a plurality of sealing arc blocks and a sealing driver;
the sealing shaft is inserted into the sealing feeding box (3) through a bearing, the sealing arc blocks are respectively installed on the sealing shaft, the sealing driving machine is installed on the sealing shaft, and a feeding hole and a discharging hole are formed in the sealing feeding box (3).
4. The mixing device for blending and burning coal of a thermal power plant according to claim 3, wherein a trumpet-shaped drainage tube is arranged on the discharge port.
5. The mixing device for blending coal and burning of thermal power plant as claimed in claim 1, characterized in that a temperature sensor is arranged in the burning furnace (4).
6. The mixing device for blending and burning coal of a thermal power plant as claimed in claim 1, characterized in that a plurality of the feeding driving machines (7) are respectively provided with a transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121204266.XU CN213577469U (en) | 2021-06-01 | 2021-06-01 | Mixing arrangement is used in blending of thermal power plant's coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121204266.XU CN213577469U (en) | 2021-06-01 | 2021-06-01 | Mixing arrangement is used in blending of thermal power plant's coal |
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| Publication Number | Publication Date |
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| CN213577469U true CN213577469U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121204266.XU Active CN213577469U (en) | 2021-06-01 | 2021-06-01 | Mixing arrangement is used in blending of thermal power plant's coal |
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- 2021-06-01 CN CN202121204266.XU patent/CN213577469U/en active Active
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Effective date of registration: 20210728 Address after: No. 688, Changjiang Road, Suzhou hi tech Zone, Suzhou, Jiangsu Province Patentee after: Huaneng Suzhou Thermal Power Co.,Ltd. Address before: Room 302-11, third floor, likrypton Zhihui cultural and Creative Industrial Park, east of Chuangshan third road and north of Yiyuan digital land, Nanchang hi tech Industrial Development Zone, 330000, Jiangxi Province Patentee before: Nanchang warm flame Power Technology Co.,Ltd. Patentee before: Huaneng Suzhou Thermal Power Co.,Ltd. |