Flow regulating device

JP7878459B2Active Publication Date: 2026-06-23IHI CORP
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
IHI CORP
Filing Date
2023-12-27
Publication Date
2026-06-23

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Abstract

This flow rate adjustment device 100 comprises: an accommodation tank 110 that accommodates solid particles; a sending pipe 210 that passes through the bottom surface 112 of the accommodation tank 110, the upper end of the sending pipe 210 being positioned within the accommodation tank 110; a through-hole 214 that passes through the side surface of the sending pipe 210, the through-hole 214 guiding the solid particles accommodated in the accommodation tank 110 into the sending pipe 210; an inclined part 250 that is provided to the upper end of the sending pipe 210, the inclined part 250 being inclined downward toward the inner wall of the accommodation tank 110; and a foreign matter retention part 120 that is provided to a region on the bottom surface 112 of the accommodation tank 110 that faces the lower-end edge 256 of the inclined part 250, the foreign matter retention part 120 being recessed downward.
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Claims

1. A containment tank for containing solid particles, A discharge pipe that penetrates the bottom surface of the storage tank and whose upper end is located inside the storage tank, A through-hole that penetrates the side of the aforementioned delivery pipe and guides the solid particles contained in the storage tank into the delivery pipe, An inclined portion is provided at the upper end of the aforementioned delivery pipe and slopes downward toward the inner wall of the storage tank, A foreign matter storage section is provided in the area of ​​the bottom surface of the storage tank that faces the lower edge of the inclined portion, and is recessed downwards. A flow rate adjustment device equipped with the following features.

2. The flow rate adjustment device according to claim 1, wherein the through-hole is inclined upward from the inside to the outside of the discharge pipe.

3. The flow rate adjustment device according to claim 2, wherein the inclined portion and the through hole are related such that a virtual line extending upward from the central axis of the through hole passes through the inclined portion.

4. The aforementioned inclined portion is The top portion provided on the central axis of the aforementioned delivery pipe, The aforementioned inclined surface slopes downward from the top towards the bottom end, A flow rate adjustment device according to claim 1 or 2, having the following features.