CN219044696U - Pipeline anti-blocking structure of pneumatic ash conveying system - Google Patents
Pipeline anti-blocking structure of pneumatic ash conveying system Download PDFInfo
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- CN219044696U CN219044696U CN202223416799.1U CN202223416799U CN219044696U CN 219044696 U CN219044696 U CN 219044696U CN 202223416799 U CN202223416799 U CN 202223416799U CN 219044696 U CN219044696 U CN 219044696U
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Abstract
The utility model relates to the technical field of ash conveying systems, in particular to a pipeline anti-blocking structure of a pneumatic ash conveying system. The ash conveying device comprises an ash conveying pipe, wherein the section of the ash conveying pipe is L-shaped, an adjusting structure is arranged in the ash conveying pipe, the adjusting structure comprises a fixed pipe, one end of the fixed pipe is fixedly connected with the ash conveying pipe, one end of the fixed pipe stretches into the ash conveying pipe, one end of the fixed pipe, which is close to the inside of the ash conveying pipe, is fixedly connected with a fixed plate, the fixed plate is attached to the inner wall of the ash conveying pipe, a movable shaft is connected in a sliding manner in the fixed pipe, one end of the movable shaft stretches out of the fixed plate, one end of the movable shaft is fixedly connected with a movable plate, the surface of the movable plate is fixedly connected with a plurality of sharp cones, the sharp cones are uniformly distributed on the surface of the movable plate at intervals, and the section shape of the fixed plate is matched with the bending shape of the ash conveying pipe. Solves the problems that the corners of the pipeline of the existing pneumatic ash conveying system are easy to be blocked and the accumulated ash is difficult to be removed.
Description
Technical Field
The utility model relates to the technical field of ash conveying systems, in particular to a pipeline anti-blocking structure of a pneumatic ash conveying system.
Background
The pneumatic ash conveying system is commonly used for a coal-fired thermal power plant and is used for conveying small dust particles required by power generation, and compressed air is adopted to blow and convey dust.
The Chinese patent with the publication number of CN203158822U discloses an ultra-low energy consumption positive pressure concentrated phase pneumatic ash conveying system, which aims to solve the problems of overhigh energy consumption and overlarge abrasion of the existing pneumatic conveying system; the first gas transmission pipeline is connected with three branch gas transmission pipelines in parallel, the bin pump group comprises a plurality of bin pumps, the gas inlet at the bottom of each bin pump is communicated with the branch gas transmission pipeline through a fluidization gas inlet pipeline, the ash inlet pipeline is connected between the bottom of the ash bucket of the dust remover and the top of the bin pump, the third gas transmission pipeline is communicated with the cloth bag dust remover, and the cloth bag dust remover is arranged at the top of the fine ash warehouse.
Such as the above-mentioned technique and the prior art, the inventor found that the pneumatic ash conveying system has the disadvantage of easy ash accumulation in the pipeline, while the prior art has the gas ash removing system, the kinetic energy of the gas is continuously weakened due to resistance in the advancing process, so that the gas can only remove most of short-range ash accumulation, and most of ash accumulation exists at the corner of the pipeline, and a part of dust falls into the corner of the pipeline in each ash conveying process, so that the ash removing system cannot be completely removed, and the corner of the pipeline is blocked, thereby affecting the ash conveying efficiency.
Disclosure of Invention
The utility model aims to solve the defects that the corners of the pipeline of the pneumatic ash conveying system are easy to block and the accumulated ash is difficult to remove in the prior art, and provides the pipeline anti-blocking structure of the pneumatic ash conveying system.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a pipeline of pneumatic ash conveying system prevents stifled structure, includes the ash conveying pipe, the cross-section of ash conveying pipe is "L" shape, the inside of ash conveying pipe is equipped with adjusting structure, adjusting structure includes the fixed pipe, the one end and the ash conveying pipe fixed connection of fixed pipe, the one end of fixed pipe stretches into the ash conveying pipe inside, the fixed pipe is close to the inside one end fixedly connected with fixed plate of ash conveying pipe, the fixed plate is laminated with the ash conveying pipe inner wall, the inside sliding connection of fixed pipe has the loose axle, outside the fixed plate was stretched out to the one end of loose axle, the one end fixedly connected with fly leaf of loose axle.
The effects achieved by the components are as follows: the dust deposited on the surface of the ash conveying pipe can be removed by the movable plate extending into the inner wall of the ash conveying pipe by a method of continuously moving the movable shaft up and down, and then the dust is taken away by the next ash conveying process.
Preferably, the surface of the movable plate is fixedly connected with a plurality of pointed cones, and the pointed cones are uniformly distributed on the surface of the movable plate at intervals.
The effects achieved by the components are as follows: the pointed cone can scatter blocky dust in the process of continuously moving, so that the dust can be taken away more conveniently in the next ash conveying process.
Preferably, the cross section shape of the fixed plate is matched with the bending shape of the ash conveying pipe, the shape of the movable plate is matched with the shape of the fixed plate, and the movable plate is attached to the fixed plate.
The effects achieved by the components are as follows: the fixed plate and the movable plate are attached to the size and shape of the ash conveying pipe body, so that the smaller inner space of the pipeline is occupied, and the normal ash conveying process is not influenced.
Preferably, a sealing gasket is fixedly connected with the arc surface of the joint of the fixed pipe and the ash conveying pipe, and the sealing gasket is a rubber gasket.
The effects achieved by the components are as follows: the sealing gasket can effectively seal the joint of the ash conveying pipe and the fixed pipe, and ash leakage is avoided.
Preferably, the lower extreme of fixed pipe is equipped with vibrations structure, vibrations structure includes two connecting axles, the one end and the fixed pipe fixed connection of connecting axle, the other end fixedly connected with solid fixed ring of connecting axle, one side fixedly connected with expansion ring that the expansion axle arc surface is close to solid fixed ring.
The effects achieved by the components are as follows: through promoting the loose axle, make it drive the loose ring constantly strike solid fixed ring, and then produce vibrations, and then make fly leaf and pointed cone of loose axle one end produce vibrations, make the dust on its surface drop because of constantly vibrations better.
Preferably, the movable shaft is fixedly connected with a connecting ring, the movable shaft is sleeved with a spring, and two ends of the spring are fixedly connected with the fixed pipe and the connecting ring respectively.
The effects achieved by the components are as follows: when the movable shaft is pulled, the spring is stretched, and then the movable shaft is loosened, so that the movable ring is driven to strike the fixed ring more conveniently under the action of resilience force of the spring, and vibration is generated.
Preferably, one end of the movable shaft, which is close to the movable ring, is fixedly connected with a handle, and the section of the handle is U-shaped.
The effects achieved by the components are as follows: the handle can facilitate pulling out the movable shaft, so that the movable ring can conveniently strike the fixed ring.
Preferably, the fixed ring and the movable ring are stainless steel rings.
The effects achieved by the components are as follows: the stainless steel ring has high strength, and the metal material has high rigidity, and is easy to vibrate during collision.
In summary, the beneficial effects of the utility model are as follows:
in the utility model, when ash is deposited at the corner of a pipeline of the ash conveying pipe for a long time, dust can be deposited on the surface of the movable plate, then the movable shaft in the fixed pipe can be quickly pushed to drive the movable plate at one end of the movable shaft to move, and simultaneously, a plurality of sharp cones on the surface of the movable plate are driven to synchronously move, after the movable plate is pushed out, the movable shaft is quickly pulled outwards, so that the movable plate drives the sharp cones to quickly return, deposited dust can have a motionless force due to inertia, the deposited dust can be separated from the surface of the movable plate, and then the movable shaft is moved back and forth for a plurality of times, so that the plurality of sharp cones scatter the dust, and the dust can not be accumulated together any more, and then the scattered dust can be taken away together when the ash is conveyed next time, and meanwhile, the movable plate can be used in the ash conveying process, so that the weight of the dust is reduced, and the dust is conveniently taken away by compressed air, thus the problem of depositing the ash at the corner of the ash conveying pipe is effectively solved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view showing the internal cross-sectional structure of the ash conveying pipe according to the present utility model;
FIG. 3 is a partial schematic view of the adjustment structure of the present utility model;
fig. 4 is a schematic view of a vibration structure according to the present utility model.
Legend description: 1. an ash conveying pipe; 21. a fixed tube; 22. a fixing plate; 23. a movable shaft; 24. a movable plate; 25. a pointed cone; 26. a sealing gasket; 31. a connecting shaft; 32. a fixing ring; 33. a movable ring; 34. a handle; 35. a connecting ring; 36. and (3) a spring.
Detailed Description
Referring to fig. 1, the present utility model provides a technical solution: the pipeline anti-blocking structure of the pneumatic ash conveying system comprises an ash conveying pipe 1, wherein the cross section of the ash conveying pipe 1 is L-shaped, the upper end of the ash conveying pipe 1 is connected with an ash warehouse and a valve, the other end of the ash conveying pipe 1 is connected with an ash conveying pipeline, an adjusting structure is arranged in the ash conveying pipe 1, and a vibration structure is arranged at the lower end of a fixing pipe 21.
The specific arrangement and function of the adjusting structure and the vibration structure will be described in detail.
Referring to fig. 2 and 3, in the present embodiment: the adjusting structure comprises a fixed pipe 21, one end of the fixed pipe 21 is fixedly connected with the ash conveying pipe 1, one end of the fixed pipe 21 extends into the ash conveying pipe 1, one end of the fixed pipe 21, which is close to the inside of the ash conveying pipe 1, is fixedly connected with a fixed plate 22, the fixed plate 22 is attached to the inner wall of the ash conveying pipe 1, the inside of the fixed pipe 21 is slidably connected with a movable shaft 23, one end of the movable shaft 23 extends out of the fixed plate 22, one end of the movable shaft 23 is fixedly connected with a movable plate 24, the surface of the movable plate 24 is fixedly connected with a plurality of pointed cones 25, and the pointed cones 25 are uniformly distributed on the surface of the movable plate 24 at intervals. The dust deposited on the surface of the ash conveying pipe 1 can be removed by the movable plate 24 extending into the inner wall of the ash conveying pipe, and the dust is further taken away by the next ash conveying process by continuously moving the movable shaft 23 up and down.
In addition, the section shape of the fixed plate 22 is matched with the bending shape of the ash conveying pipe 1, the shape of the movable plate 24 is matched with the shape of the fixed plate 22, and the movable plate 24 is attached to the fixed plate 22. The fixed plate 22 and the movable plate 24 are attached to the size and shape of the ash conveying pipe 1, so that the smaller pipeline inner space is occupied, and the normal ash conveying process is not affected. The arc surface of the joint of the fixed pipe 21 and the ash conveying pipe 1 is fixedly connected with a sealing gasket 26, and the sealing gasket 26 is a rubber gasket. The sealing gasket 26 can effectively seal the joint of the ash conveying pipe 1 and the fixed pipe 21 to avoid ash leakage.
Referring to fig. 4, in this embodiment: the vibration structure comprises two connecting shafts 31, one end of each connecting shaft 31 is fixedly connected with a fixed pipe 21, the other end of each connecting shaft 31 is fixedly connected with a fixed ring 32, one side, close to the fixed ring 32, of the circular arc surface of each movable shaft 23 is fixedly connected with a movable ring 33, one end, close to the movable ring 33, of each movable shaft 23 is fixedly connected with a handle 34, each fixed ring 32 and each movable ring 33 are stainless steel rings, the strength of each stainless steel ring is high, the movable shafts 23 are pushed to drive the movable rings 33 to continuously impact the fixed rings 32, vibration is generated, and then the movable plates 24 and the sharp cones 25 at one end of each movable shaft 23 vibrate, so that dust on the surfaces of the movable plates can fall off better due to continuous vibration.
Wherein, the arc surface of the movable shaft 23 is fixedly connected with a connecting ring 35, the arc surface of the movable shaft 23 is sleeved with a spring 36, and two ends of the spring 36 are respectively fixedly connected with the fixed pipe 21 and the connecting ring 35. When the movable shaft 23 is pulled, the spring 36 is stretched, and then the movable shaft 23 is released, so that the movable ring 33 is driven to strike the fixed ring 32 more conveniently under the resilience force of the spring 36, thereby generating vibration.
Working principle: when the ash conveying pipe 1 conveys ash for a long time to enable ash to be deposited on the surfaces of the movable plates 24 at the corners of the pipeline, when people perceive that the ash conveying pipe 1 is not smooth, when the ash conveying pipe 1 is obviously blocked, the movable shafts 23 in the fixed pipes 21 can be quickly pushed, the movable plates 24 at one ends of the movable shafts 23 are driven to move, and simultaneously, the movable shafts 23 are quickly pulled outwards after the movable plates 24 are pushed out, the movable plates 24 drive the movable shafts 25 to quickly return, and deposited ash can be separated from the surfaces of the movable plates 24 due to inertia, then the movable shafts 23 are repeatedly moved back and forth, the plurality of the movable shafts 25 scatter the ash, so that the ash is not accumulated together, and then the scattered ash can be taken away together when the ash is conveyed next time, meanwhile, the movable shafts 24 can be used in the ash conveying process, the weight of the block is reduced, and the ash is conveniently taken away by compressed air, so that the problem of ash deposited at the corners of the ash conveying pipe 1 is effectively solved.
The movable shaft 23 is driven to slide in the fixed pipe 21 by pulling the handle 34 and synchronously move outwards, the connecting ring 35 is driven to synchronously move by the outer movement of the movable shaft 23, the spring 36 is stretched, after the spring 36 is stretched to a certain extent, the handle 34 is loosened, the movable shaft 23 is driven to quickly return under the resilience force of the spring 36, the movable ring 33 on the circular arc surface of the movable shaft 23 is contacted with the fixed ring 32, and the movable ring 33 can strike the fixed ring 32 due to rapid rebound, so that vibration is generated on the movable shaft 23, the movable plate 24 at one end is driven to synchronously vibrate with the pointed cone 25 by vibration of the movable shaft 23, dust is loosened by vibration for multiple times, and the dust is completely separated from the surface of the movable plate 24 under the thorn of the pointed cone 25, so that the dust is conveniently taken away by the next dust conveying process.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
Claims (8)
1. The pipeline anti-blocking structure of the pneumatic ash conveying system comprises an ash conveying pipe (1), and is characterized in that: the section of ash conveying pipe (1) is "L" shape, the inside of ash conveying pipe (1) is equipped with regulation structure, regulation structure includes fixed pipe (21), the one end and the ash conveying pipe (1) fixed connection of fixed pipe (21), the one end of fixed pipe (21) is stretched into inside ash conveying pipe (1), the one end fixedly connected with fixed plate (22) that fixed pipe (21) is close to inside ash conveying pipe (1), fixed plate (22) are laminated with ash conveying pipe (1) inner wall, the inside sliding connection of fixed pipe (21) has loose axle (23), outside fixed plate (22) are stretched out to the one end of loose axle (23), the one end fixedly connected with fly leaf (24) of loose axle (23).
2. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 1, wherein: the surface of the movable plate (24) is fixedly connected with a plurality of pointed cones (25), and the pointed cones (25) are uniformly distributed on the surface of the movable plate (24) at intervals.
3. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 1, wherein: the cross-sectional shape of fixed plate (22) and ash conveying pipe (1) bending shape looks adaptation, the shape of fly leaf (24) and fixed plate (22) shape adaptation, fly leaf (24) are laminated with fixed plate (22) mutually.
4. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 1, wherein: the circular arc surface of the joint of the fixed pipe (21) and the ash conveying pipe (1) is fixedly connected with a sealing gasket (26), and the sealing gasket (26) is a rubber gasket.
5. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 1, wherein: the lower extreme of fixed pipe (21) is equipped with vibrations structure, vibrations structure includes two connecting axle (31), the one end and the fixed pipe (21) fixed connection of connecting axle (31), the other end fixedly connected with solid fixed ring (32) of connecting axle (31), one side fixedly connected with expansion ring (33) that the arc surface of expansion axle (23) is close to solid fixed ring (32).
6. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 5, wherein: the connecting ring (35) is fixedly connected to the circular arc surface of the movable shaft (23), the spring (36) is sleeved on the circular arc surface of the movable shaft (23), and two ends of the spring (36) are fixedly connected with the fixed pipe (21) and the connecting ring (35) respectively.
7. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 5, wherein: one end of the movable shaft (23) close to the movable ring (33) is fixedly connected with a handle (34), and the section of the handle (34) is U-shaped.
8. The pipeline anti-blocking structure of a pneumatic ash conveying system according to claim 5, wherein: the fixed ring (32) and the movable ring (33) are stainless steel rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223416799.1U CN219044696U (en) | 2022-12-20 | 2022-12-20 | Pipeline anti-blocking structure of pneumatic ash conveying system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223416799.1U CN219044696U (en) | 2022-12-20 | 2022-12-20 | Pipeline anti-blocking structure of pneumatic ash conveying system |
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| CN219044696U true CN219044696U (en) | 2023-05-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117228339A (en) * | 2023-10-10 | 2023-12-15 | 无锡学院 | Pneumatic pipeline conveyor for powdery material |
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- 2022-12-20 CN CN202223416799.1U patent/CN219044696U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117228339A (en) * | 2023-10-10 | 2023-12-15 | 无锡学院 | Pneumatic pipeline conveyor for powdery material |
| CN117228339B (en) * | 2023-10-10 | 2024-06-11 | 无锡学院 | Pneumatic pipeline conveyor for powdery material |
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