CN219546159U - Pulverized coal conveying and distributing device - Google Patents
Pulverized coal conveying and distributing device Download PDFInfo
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- CN219546159U CN219546159U CN202320437781.5U CN202320437781U CN219546159U CN 219546159 U CN219546159 U CN 219546159U CN 202320437781 U CN202320437781 U CN 202320437781U CN 219546159 U CN219546159 U CN 219546159U
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- conveying
- conveying barrel
- pulverized coal
- distributing device
- barrel
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Abstract
The utility model relates to a pulverized coal conveying and distributing device, which belongs to the technical field of pulverized coal conveying and comprises a supporting platform; the conveying barrel is arranged on the upper end face of the supporting platform, a spiral auger shaft is coaxially arranged in the conveying barrel and coaxially rotates with the conveying barrel, an operation hole is formed in the upper end of the conveying barrel, a sealing cover is arranged in the operation hole, a discharging hole with a vertically downward opening is formed in the other end of the conveying barrel, a distributor is slidably arranged at the lower end of the conveying barrel, and a feed inlet and the discharging hole of the distributor are provided with a communication position and a mutual blocking position; the driving mechanism is arranged on the upper end surface of the supporting platform and used for driving the spiral auger shaft to rotate; the cleaning component is arranged in the conveying barrel and is used for cleaning coal dust on the inner wall of the conveying barrel; the opening and closing mechanism is arranged on the upper end surface of the supporting platform and can cover the sealing cover in the operation hole or open the sealing cover; the utility model is beneficial to convenient maintenance and cleaning of the conveying barrel.
Description
Technical Field
The utility model belongs to the technical field of pulverized coal conveying, and particularly relates to a pulverized coal conveying and distributing device.
Background
At present, most of electricity used in life is generated by coal, coal dust is an important component in the power generation process, and in the process of using the coal dust, the coal dust is required to be conveyed into a combustion device for combustion by a conveying and distributing device.
The pulverized coal conveying and distributing device is usually used for conveying pulverized coal, the pulverized coal conveying and distributing device comprises a conveying barrel and a distributor, the pulverized coal conveying and distributing device is used for conveying the pulverized coal, a certain amount of pulverized coal can be accumulated on the inner wall of the conveying barrel, the normal operation of a spiral dragon shaft in the conveying barrel can be influenced over time, and after the pulverized coal accumulated on the spiral dragon shaft reaches a certain amount, the formed blocky coal is conveyed into the distributor, the distributor is difficult to distribute the blocky coal, so that the normal operation of a combustion device cannot be guaranteed.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a pulverized coal conveying and distributing device which is beneficial to convenient overhaul and cleaning in a conveying barrel.
The technical scheme of the utility model is as follows:
a pulverized coal conveying and distributing device comprises a supporting platform; the conveying barrel is arranged on the upper end face of the supporting platform, a spiral auger shaft is coaxially arranged in the conveying barrel and coaxially rotates with the conveying barrel, an operation hole is formed in the upper end of the conveying barrel, a sealing cover is arranged in the operation hole, a discharging hole with an opening vertically facing downwards is formed in the other end of the conveying barrel, a distributor is slidably arranged at the lower end of the conveying barrel, and a feed inlet and a discharging hole of the distributor are provided with a communication position and a mutual blocking position; the driving mechanism is arranged on the upper end surface of the supporting platform and used for driving the spiral auger shaft to rotate; the cleaning component is arranged inside the conveying barrel and is used for cleaning coal dust on the inner wall of the conveying barrel; the opening and closing mechanism is arranged on the upper end face of the supporting platform and can cover the sealing cover in the operation hole or open the sealing cover.
Further, the driving mechanism is a driving motor arranged on the upper end face of the supporting platform, and an output shaft of the driving motor is fixedly connected with a shaft rod of the spiral auger shaft.
Further, the cleaning component comprises a cleaning rod attached to the inner wall of the conveying barrel, and the cleaning rod is fixedly connected with the shaft rod of the spiral auger shaft through a connecting rod.
Further, one end of the conveying barrel adjacent to the driving mechanism is higher than the other end of the conveying barrel.
Further, the opening and closing mechanism comprises a hydraulic cylinder fixedly arranged on the upper end face of the supporting platform, and a matching rod fixedly connected with the sealing cover is fixedly arranged at the telescopic end of the hydraulic cylinder.
Further, a rubber pad is arranged on the side edge of the sealing cover corresponding to the operation hole.
Further, the rubber pad is fixedly connected with the sealing cover.
Further, the feed inlet edge of distributor has sliding part the fixed slide rail that is located the unloading hole front and back both sides that is provided with of lower extreme of carrying the bucket the supporting platform lower terminal surface is provided with the step motor that is used for driving the distributor and follows slide rail gliding the fixed cooperation piece that is provided with in the outside of distributor.
Further, the output end of the stepping motor is provided with a screw rod in threaded fit with the matching block.
Further, the sliding rail is L-shaped, and a stop block is arranged at the end part of the sliding rail.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the cleaning component capable of cleaning the pulverized coal is arranged on the inner wall of the conveying barrel, the operation hole is formed in the upper end of the conveying barrel, the sealing cover is arranged in the operation hole, and the opening and closing mechanism capable of covering the sealing cover in the operation hole or opening the sealing cover is arranged on the upper end surface of the supporting platform, so that the maintenance and cleaning of the conveying barrel are more convenient and faster;
2. the feeding hole and the discharging hole of the distributor are provided with the communicating position and the mutual blocking position, so that the cleaned materials cannot enter the distributor when the conveying barrel is required to be overhauled and cleaned.
In a word, the utility model is beneficial to convenient overhaul and cleaning of the conveying barrel.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic perspective view of a side of the present utility model.
Fig. 3 is an enlarged partial schematic view at C in fig. 2.
Fig. 4 is a right side view of the present utility model.
Fig. 5 is a schematic partial cross-sectional view taken along line A-A of fig. 4.
Fig. 6 is a main view of the present utility model.
Fig. 7 is a schematic cross-sectional view taken along line B-B of fig. 6.
In the figure, 10, a supporting platform, 20, a conveying barrel, 21, a packing auger shaft, 22, a feeding barrel, 23, an operation hole, 24, a sealing cover, 25, a blanking hole, 30, a driving mechanism, 31, a driving motor, 40, a cleaning component, 41, a cleaning rod, 50, an opening and closing mechanism, 51, a hydraulic cylinder, 52, a matching rod, 53, a rubber pad, 60, a distributor, 61, a sliding part, 62, a sliding rail, 621, a stop block, 63, a stepping motor, 64, a matching block, 65 and a screw rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-7, a pulverized coal conveying and distributing device comprises a supporting platform 10, a conveying barrel 20 is fixedly arranged on the upper end surface of the supporting platform 10, a spiral auger shaft 21 is coaxially and rotatably arranged in the conveying barrel 20 and the conveying barrel 20, and a driving mechanism 30 for driving the spiral auger shaft 21 to rotate is arranged at one end of the conveying barrel 20; a cleaning assembly 40 capable of cleaning pulverized coal is arranged on the inner wall of the conveying barrel 20; an upper end of the conveying barrel 20 adjacent to one side of the driving mechanism 30 is provided with a feeding barrel 22 communicated with the interior of the conveying barrel 20, an operation hole 23 is formed in the upper end of the conveying barrel 20, a sealing cover 24 is arranged in the operation hole 23, an opening and closing mechanism 50 capable of covering the sealing cover 24 in the operation hole 23 or opening the sealing cover 24 is arranged on the upper end face of the supporting platform 10, a discharging hole 25 with a vertically downward opening is formed in the other end of the conveying barrel 20, a distributor 60 is slidably arranged at the lower end of the conveying barrel 20, and a feeding hole and the discharging hole 25 of the distributor 60 are in a communicating position and a mutual blocking position.
In this embodiment, as shown in fig. 1 and 5, the driving mechanism 30 is a driving motor 31 mounted on the upper end surface of the supporting platform 10, and an output shaft of the driving motor 31 is fixedly connected with a shaft rod of the spiral auger shaft 21, so that the rotation of the spiral auger shaft 21 can be driven by the rotation of the driving motor 31, and when the pulverized coal enters the conveying barrel 20 from the feeding barrel 22, the pulverized coal is conveyed to the blanking hole 25 under the action of the spiral auger shaft 21, enters the distributor 60 and is further distributed into the combustion chamber.
In this embodiment, as shown in fig. 1, 3 and 5, the cleaning assembly 40 includes a cleaning rod 41 attached to the inner wall of the conveying barrel 20, where the cleaning rod 41 is fixedly connected with the shaft rod of the spiral auger shaft 21 through a connecting rod, and then in the rotation process of the spiral auger shaft 21, the cleaning rod 41 is continuously attached to the inner wall of the conveying barrel 20, so as to facilitate cleaning of the pulverized coal adhered to the inner wall of the conveying barrel 20, and in order to clean the pulverized coal adhered to the inner wall of the conveying barrel 20 more smoothly, one end of the conveying barrel 20 adjacent to the driving mechanism 30 is higher than the other end of the conveying barrel 20, so that the pulverized coal scraped by the cleaning rod 41 can be smoothly discharged through the blanking hole 25.
In this embodiment, as shown in fig. 1, 2 and 7, the opening and closing mechanism 50 includes a hydraulic cylinder 51 fixedly disposed on the upper end surface of the supporting platform 10, and a mating rod 52 fixedly connected to the sealing cover 24 is fixedly disposed at the telescopic end of the hydraulic cylinder 51, when the sealing cover 24 needs to be opened for maintenance or cleaning of the interior of the conveying barrel 20, the sealing cover 24 is driven by the mating rod 52 to move upwards by driving the telescopic end of the hydraulic cylinder 51 to extend upwards, and after the maintenance or cleaning is completed, the sealing cover 24 is covered on the operation hole 23 by driving the hydraulic cylinder 51 in a reverse direction.
In order to enable the sealing cover 24 to be tightly covered on the operation hole 23, a rubber pad 53 is arranged on the side edge of the sealing cover 24 corresponding to the operation hole 23, and the rubber pad 53 is fixedly connected with the sealing cover 24, so that pulverized coal in the conveying barrel 20 can not be in one place in the feeding process of the spiral auger shaft 21, and the safety of the working environment is facilitated.
In this embodiment, as shown in fig. 1-7, the edge of the feed inlet of the distributor 60 is provided with a sliding part 61, a slide rail 62 positioned at the front side and the rear side of the blanking hole 25 is fixedly arranged at the lower end of the conveying barrel 20, the slide rail 62 is in an L shape, a stepping motor 63 for driving the distributor 60 to slide along the slide rail 62 is arranged at the lower end surface of the supporting platform 10, a matching block 64 is fixedly arranged at the outer side of the distributor 60, and a screw rod 65 in threaded fit with the matching block 64 is arranged at the output end of the stepping motor 63, so that the matching block 64 can drive the distributor 60 to slide along the slide rail 62 through driving the stepping motor 63, and further, the feed inlet of the distributor 60 and the blanking hole 25 have a communicating position and a mutual blocking position, when the feeding position is in the communicating position, normal conveying and distribution of pulverized coal are facilitated, when the feeding barrel 20 is cleaned conveniently, cleaned materials can flow out from the blanking hole 25 and cannot enter the distributor 60; to prevent dispenser 60 from sliding out of slide 62, a stop 621 is provided at the end of slide 62.
The specific working principle is as follows: the coal powder to be conveyed and distributed enters the conveying barrel 20 from the feeding barrel 22, the spiral auger shaft 21 can convey the coal powder to the position of the blanking hole 25 along with the rotation of the driving motor 31, meanwhile, the cleaning rod 41 and the spiral auger shaft 21 follow up, so that the coal powder cannot be easily attached to the inner wall of the conveying barrel 20, and then the coal powder can be conveyed into the combustion chamber through the distributor 60; when the interior of the conveying barrel 20 is required to be overhauled or cleaned, the feeding hole of the distributor 60 and the discharging hole 25 are staggered by driving the stepping motor 63, so that cleaned materials can flow out of the discharging hole 25 and cannot enter the distributor 60.
Claims (10)
1. A pulverized coal conveying and distributing device, characterized by comprising:
a support platform (10);
the conveying barrel (20) is arranged on the upper end face of the supporting platform (10), a spiral auger shaft (21) is coaxially arranged in the conveying barrel (20) and rotates with the conveying barrel (20), an operation hole (23) is formed in the upper end of the conveying barrel (20), a sealing cover (24) is arranged in the operation hole (23), a discharging hole (25) with a vertically downward opening is formed in the other end of the conveying barrel (20), a distributor (60) is slidably arranged at the lower end of the conveying barrel (20), and a feed inlet and a discharging hole (25) of the distributor (60) are provided with a communication position and a mutual blocking position;
the driving mechanism (30) is arranged on the upper end surface of the supporting platform (10) and is used for driving the spiral auger shaft (21) to rotate;
the cleaning assembly (40) is arranged in the conveying barrel (20) and is used for cleaning coal dust on the inner wall of the conveying barrel (20);
and an opening and closing mechanism (50) provided on the upper end surface of the support platform (10) and capable of closing the seal cover (24) in the operation hole (23) or opening the seal cover (24).
2. A pulverized coal conveying and distributing device according to claim 1, characterized in that: the driving mechanism (30) is a driving motor (31) arranged on the upper end face of the supporting platform (10), and an output shaft of the driving motor (31) is fixedly connected with a shaft rod of the spiral auger shaft (21).
3. A pulverized coal conveying and distributing device according to claim 1, characterized in that: the cleaning assembly (40) comprises a cleaning rod (41) attached to the inner wall of the conveying barrel (20), and the cleaning rod (41) is fixedly connected with the shaft rod of the spiral auger shaft (21) through a connecting rod.
4. A pulverized coal conveying and distributing device according to claim 1, characterized in that: one end of the conveying barrel (20) adjacent to the driving mechanism (30) is higher than the other end of the conveying barrel (20).
5. A pulverized coal conveying and distributing device according to claim 1, characterized in that: the opening and closing mechanism (50) comprises a hydraulic cylinder (51) fixedly arranged on the upper end face of the supporting platform (10), and a matching rod (52) fixedly connected with the sealing cover (24) is fixedly arranged at the telescopic end of the hydraulic cylinder (51).
6. A pulverized coal conveying and distributing device according to claim 1, characterized in that: a rubber pad (53) is arranged on the side edge of the sealing cover (24) corresponding to the operation hole (23).
7. The pulverized coal conveying and distributing device according to claim 6, wherein: the rubber pad (53) is fixedly connected with the sealing cover (24).
8. A pulverized coal conveying and distributing device according to claim 1, characterized in that: the feeding port edge of the distributor (60) is provided with a sliding part (61), sliding rails (62) positioned on the front side and the rear side of the discharging hole (25) are fixedly arranged at the lower end of the conveying barrel (20), a stepping motor (63) used for driving the distributor (60) to slide along the sliding rails (62) is arranged on the lower end face of the supporting platform (10), and a matching block (64) is fixedly arranged on the outer side of the distributor (60).
9. The pulverized coal conveying and distributing device according to claim 8, wherein: the output end of the stepping motor (63) is provided with a screw rod (65) in threaded fit with the matching block (64).
10. The pulverized coal conveying and distributing device according to claim 8, wherein: the sliding rail (62) is L-shaped, and a stop block (621) is arranged at the end part of the sliding rail (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320437781.5U CN219546159U (en) | 2023-03-09 | 2023-03-09 | Pulverized coal conveying and distributing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320437781.5U CN219546159U (en) | 2023-03-09 | 2023-03-09 | Pulverized coal conveying and distributing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219546159U true CN219546159U (en) | 2023-08-18 |
Family
ID=87731500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320437781.5U Active CN219546159U (en) | 2023-03-09 | 2023-03-09 | Pulverized coal conveying and distributing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219546159U (en) |
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2023
- 2023-03-09 CN CN202320437781.5U patent/CN219546159U/en active Active
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