CN219859474U - Ash removal device for ash conveying pipeline - Google Patents

Abstract

The utility model discloses an ash removal device for an ash conveying pipeline, which belongs to the technical field of pipeline cleaning and comprises a booster pump and an ash removal mechanism; the booster pump is provided with a connecting pipe, and the bottom of the connecting pipe is provided with an ash removing mechanism; the ash removing mechanism comprises a sleeve, an inner cylinder and a limiting ring, wherein the sleeve is arranged at the bottom of the connecting pipe and welded with the connecting pipe, two connecting rings are arranged on two sides of the sleeve, the inner cylinder is arranged in the sleeve, an air cavity is arranged in the inner cylinder, and the limiting ring is arranged on the outer side of the inner cylinder; the ash removing device is arranged to connect the pipelines at the two ends, the booster pump is arranged to pressurize air in the air cavity, the handle drives the limiting ring to rotate after the air in the air cavity reaches a certain pressure so that the second air hole and the first air hole are overlapped, and the ash removing device utilizes high-pressure gas to remove ash at the bent pipe of the ash conveying pipeline to prevent the pipeline from being blocked in ash conveying.

Description

Ash removal device for ash conveying pipeline

Technical Field

The utility model belongs to the technical field of pipeline cleaning, and particularly relates to an ash removing device for an ash conveying pipeline.

Background

The dust is accumulated in the boiler when the pulverized coal in the boiler is combusted, if the dust is continuously accumulated in the boiler, the subsequent combustion is affected, so that the accumulated dust is required to be transported to an ash tower for treatment in an ash transporting pipeline through an ash transporting device, when the dust is transported to an elbow pipe in the ash transporting pipeline, the accumulated dust with adhesiveness is easy to adhere to the elbow pipe because the pressure loss and the pipe wall abrasion of the elbow pipe are large, and if the accumulated dust is not cleaned timely, the long-time accumulated dust can cause lower transportation efficiency, the transportation pipeline is blocked when serious, and the maintenance cost is increased.

Disclosure of Invention

Based on the above, it is necessary to provide an ash removal device for an ash conveying pipeline;

to solve the problems set forth in the background art. The utility model provides the following technical scheme: an ash removing device of an ash conveying pipeline comprises a booster pump and an ash removing mechanism; a connecting pipe is arranged on the booster pump, and an ash removing mechanism is arranged at the bottom of the connecting pipe; the ash removal mechanism comprises a sleeve, an inner barrel and a limiting ring, wherein the sleeve is arranged at the bottom of a connecting pipe and is welded with the connecting pipe, two connecting rings are arranged on two sides of the sleeve, an annular groove is formed in the middle of the two connecting rings, the inner barrel is installed in the sleeve, connecting threads are arranged at the top of the inner barrel, the inner barrel is connected with the threads of the inner portion of the connecting pipe through the connecting threads, the inner barrel is arranged on the same axis as the sleeve after being locked with the connecting pipe, an air cavity is formed in the inner barrel, and the limiting ring is arranged on the outer side of the inner barrel and is movably connected with the inner barrel.

Further, a plurality of second grooves are formed in two sides of the inner cylinder, a plurality of first bosses are arranged on the outer side of the inner cylinder, and the first bosses and the second grooves are arranged in a staggered mode.

Furthermore, a first groove is formed in the sleeve, and a spring is further arranged in the middle of the first groove.

Further, a plurality of first air holes and third grooves are formed in the first boss, and the first air holes penetrate through the first boss and the inner barrel.

Further, a plurality of second air holes are formed in the limiting ring, and a plurality of second bosses are arranged on the back face of the limiting ring.

Further, the limiting ring is in sliding connection with the third groove, and the limiting ring is in sliding connection with the second groove.

Further, a sealing ring is arranged at the joint of the inner cylinder and the connecting pipe.

Further, one end of the spring is elastically connected with the first groove, and the other end of the spring is elastically connected with the handle.

Further, the height of the limiting ring is the same as the height of a third groove formed in the first boss.

Further, the diameter of the second air hole is slightly larger than that of the first air hole, and the distance between the adjacent second air holes is larger than that of the first air hole.

Compared with the prior art, the utility model has the beneficial effects that:

the ash removing device is arranged to connect the pipelines at the two ends, the booster pump is arranged to pressurize air in the air cavity, the handle drives the limiting ring to rotate after the air in the air cavity reaches a certain pressure so that the second air hole and the first air hole are overlapped, and the ash removing device utilizes high-pressure gas to remove ash at the bent pipe of the ash conveying pipeline to prevent the pipeline from being blocked in ash conveying.

Drawings

Fig. 1 is a perspective view showing an installation state of an anti-clogging device;

fig. 2 is a perspective view of an anti-clogging device;

FIG. 3 is an exploded view of FIG. 2;

fig. 4 is a front view of fig. 2;

FIG. 5 is a cross-sectional view of FIG. 4 along a central axis;

fig. 6 is a top view of fig. 2.

In the figure: 10. a booster pump; 11. a connecting pipe; 12. a pipe; 20. an ash removing mechanism; 21. a sleeve; 211. a connecting ring; 212. a ring groove; 213. a first groove; 2131. a spring; 214. a hydraulic rod; 22. an inner cylinder; 221. a second groove; 222. a first boss; 2221. a first air hole; 2222. a third groove; 223. a connecting thread; 224. an air cavity; 2241. a seal ring; 23. a limiting ring; 231. a second air hole; 232. a second boss; 233. a handle.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1 and 2, the present utility model provides an ash removal device for an ash conveying pipeline, which comprises a booster pump 10 and an ash removal mechanism 20; the booster pump 10 is provided with a connecting pipe 11, threads are arranged inside the connecting pipe 11, and the bottom of the connecting pipe 11 is provided with an ash removing mechanism 20; the ash removal mechanism 20 comprises a sleeve 21, an inner cylinder 22 and a limiting ring 23, wherein the sleeve 21 is arranged at the bottom of the connecting pipe 11 and is welded with the connecting pipe 11, two connecting rings 211 are arranged on two sides of the sleeve 21, annular grooves 212 are arranged in the middle of the two connecting rings 211, and the annular grooves 212 on the left side and the right side are used for connecting pipelines 12 on the two sides.

Referring to fig. 2 to 6, a first slot 213 is formed in the sleeve 21, a spring 2131 is further disposed in the middle of the first slot 213, one end of the spring 2131 is elastically connected with the first slot 213, a hydraulic rod 214 is disposed on one side of the first slot 213, an inner cylinder 22 is mounted in the sleeve 21, a plurality of second slots 221 are disposed on two sides of the inner cylinder 22, a plurality of first bosses 222 are disposed on the outer side of the inner cylinder 22, the first bosses 222 and the second slots 221 are staggered, a plurality of first air holes 2221 are disposed on the first bosses 222, the first air holes 2221 penetrate through the first bosses 222 and the inner cylinder 22, a third slot 2222 is disposed on the first bosses 222, a connecting thread 223 is disposed on the top of the third slot 2222, the inner cylinder 22 is mounted in the sleeve 21, the inner cylinder 22 is connected with the inner cylinder 11 through the connecting thread 223, and is disposed coaxially with the connecting pipe 11 after being locked with the connecting pipe 11.

Referring to fig. 2 to 6, an air cavity 224 is disposed inside the inner cylinder 22 for storing and pressurizing air, a sealing ring 2241 is disposed at a connection between the inner cylinder 22 and the connecting pipe 11 for sealing the connection, preventing air leakage at the connection, reducing air pressure inside the air cavity 224, affecting the ash removal effect, a limiting ring 23 is disposed outside the inner cylinder 22, a plurality of second air holes 231 are disposed on the limiting ring 23, diameters of the second air holes 231 are slightly larger than diameters of the first air holes 2221, and a distance between two adjacent air holes 231 is larger than diameters of the first air holes 2221, so that the limiting ring 23 is prevented from leaking when in a closed state.

Referring to fig. 2 to 6, a plurality of second bosses 232 are disposed on the back of the stop collar 23 and correspond to the second grooves 221 on the inner cylinder 22, the stop collar 23 is slidably connected with the second grooves 221 on the inner cylinder 22 through the second bosses 232, the stop collar 23 is slidably connected with the third grooves 2222, the height of the stop collar 23 is the same as the height of the third grooves 2222 formed on the first bosses 222, the gas leakage caused by the difference between the height of the stop collar 23 and the height of the second grooves 221 is prevented, a grip 233 is further disposed on the top of the stop collar 23, the grip of the stop collar 23 passes through the first grooves 213 on the sleeve 21 and is slidably connected with the first grooves 213, the grip 233 is elastically connected with the other end of the spring 2131, the other end of the grip 233 is bolted with the hydraulic rod 214, when the grip 233 drives the stop collar 23 to be in an initial position, the first air holes 2221 on the inner cylinder 22 and the first bosses 222 are coaxially overlapped with the second air holes 231 on the stop collar 23, the grip 233 is pulled by the hydraulic rod 214, and when the grip 233 is driven by the hydraulic rod 214 to rotate along the first grooves 233, the second grooves 233 is not locked by the second grooves 233, and the adjacent to the first grooves 233 are locked by the second grooves 23.

The working principle and the using flow of the utility model are as follows: firstly, when the pipe cleaning is required, the limiting ring 23 staggers the second air hole 231 and the first air hole 2221 under the action of the hydraulic rod 214, the first air hole 2221 is blocked by the limiting ring 214, the air in the air cavity 224 is pressurized by the booster pump 10, the handle 233 is locked by the hydraulic rod 214 and compresses the spring 2131, when the air in the air cavity 224 reaches the specified pressure, the hydraulic rod 214 stretches and pushes the handle 233 to rotate, the handle 233 drives the limiting ring 23 to rotate around the second groove 221 to return to the initial position, the first air hole 2221 on the inner cylinder 22 and the first boss 222 coincides with the second air hole 231 on the limiting ring 23 coaxially, the pressurized air in the air cavity 224 is sprayed out through the first air hole 2221, and the dust on the inner wall of the pipe 12 connected to the sleeve 21 is impacted to achieve the purpose of cleaning accumulated dust.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. An ash removing device of an ash conveying pipeline comprises a booster pump (10) and an ash removing mechanism (20); the method is characterized in that: a connecting pipe (11) is arranged on the booster pump (10), and an ash cleaning mechanism (20) is arranged at the bottom of the connecting pipe (11); the ash removal mechanism (20) comprises a sleeve (21), an inner cylinder (22) and a limiting ring (23), wherein the sleeve (21) is arranged at the bottom of a connecting pipe (11) and is welded with the connecting pipe (11), two sides of the sleeve (21) are provided with two connecting rings (211), an annular groove (212) is formed in the middle of each connecting ring (211), an inner cylinder (22) is arranged in the sleeve (21), connecting threads (223) are formed in the top of the inner cylinder (22), the inner cylinder (22) is connected with the threads of the inner part of the connecting pipe (11) through the connecting threads (223) and is coaxially arranged with the sleeve (21) after being locked with the connecting pipe (11), an air cavity (224) is formed in the inner cylinder (22), and the limiting ring (23) is movably connected with the inner cylinder (22).

2. The ash removal device for an ash conveying pipeline according to claim 1, wherein: the novel inner cylinder is characterized in that a plurality of second grooves (221) are formed in two sides of the inner cylinder (22), a plurality of first bosses (222) are arranged on the outer side of the inner cylinder (22), and the first bosses (222) and the second grooves (221) are arranged in a staggered mode.

3. The ash removal device for an ash conveying pipeline according to claim 1, wherein: a first groove (213) is formed in the sleeve (21), and a spring (2131) is further arranged in the middle of the first groove (213).

4. The ash removal device for ash conveying pipeline according to claim 2, wherein: be provided with a plurality of No. one gas pockets (2221) and No. three grooves (2222) on No. one boss (222), no. one gas pockets (2221) run through No. one boss (222) and inner tube (22) setting.

5. The ash removal device for an ash conveying pipeline according to claim 1, wherein: a plurality of second air holes (231) are formed in the limiting ring (23), and a plurality of second bosses (232) are arranged on the back surface of the limiting ring (23).

6. The ash removal device for ash conveying pipelines according to claim 1 or 4, wherein: the limiting ring (23) is in sliding connection with the third groove (2222), and the limiting ring (23) is in sliding connection with the second groove (221).

7. The ash removal device for an ash conveying pipeline according to claim 1, wherein: a sealing ring (2241) is arranged at the joint of the inner cylinder (22) and the connecting pipe (11).

8. The ash removal device for ash conveying pipeline according to claim 3, wherein: one end of the spring (2131) is elastically connected with the first groove (213), and the other end of the spring (2131) is elastically connected with the handle (233).

9. The ash removal device for an ash conveying pipeline according to claim 1, wherein: the height of the limiting ring (23) is the same as the height of a third groove (2222) formed in the first boss (222).

10. The ash removal device for ash conveying pipeline according to claim 5, wherein: the diameter of the second air hole (231) is slightly larger than that of the first air hole (2221), and the distance between the adjacent second air holes (231) is larger than that of the first air hole (2221).