Slit chamber and atomizing apparatus
Provided is a slit chamber capable of processing a large amount of a raw material even when the input amount of the raw material increases, and capable of suppressing the leakage of the raw material in a compact manner. The slit chamber includes a water guide nozzle to which a raw material is introduced; an upstream nozzle disposed downstream of the water guide nozzle and including an upstream nozzle water guide for the raw material to pass through; an intermediate nozzle disposed downstream of the upstream nozzle and including an intermediate nozzle atomizing channel to atomize the raw material; and a downstream nozzle disposed downstream of the intermediate nozzle and including a downstream nozzle atomizing channel to atomize the raw material that has flown the intermediate nozzle.
1 . A slit chamber, comprising:
a slurry guide nozzle to which a raw material is introduced;
an upstream nozzle disposed downstream of the slurry guide nozzle, the upstream nozzle including an upstream nozzle slurry guide for the raw material to pass through;
an intermediate nozzle disposed downstream of the upstream nozzle, the intermediate nozzle including
an intermediate nozzle slurry guide communicated to the upstream nozzle slurry guide, and
an intermediate nozzle atomizing channel to atomize the raw material, the intermediate nozzle atomizing channel directly communicates with the intermediate nozzle slurry guide; and
a downstream nozzle disposed downstream of the intermediate nozzle, the downstream nozzle including a downstream nozzle atomizing channel to atomize the raw material that has flown from the intermediate nozzle.
2 . The slit chamber according to claim 1 , wherein
at least one of the intermediate nozzle atomizing channel and the downstream nozzle atomizing channel includes a tapered portion.
3 . The slit chamber according to claim 1 , wherein
the intermediate nozzle includes an intermediate nozzle through-hole for flowing the raw material atomized in the intermediate nozzle atomizing channel toward downstream, and
the downstream nozzle includes a downstream nozzle through-hole for flowing the raw material atomized in the downstream nozzle atomizing channel toward downstream.
4 . The slit chamber according to claim 3 , wherein
the intermediate nozzle includes a through-hole taper portion on an inner surface of the intermediate nozzle through-hole.
5 . The slit chamber according to claim 1 , wherein
a plurality of the intermediate nozzles are arranged in series.
6 . The slit chamber according to claim 1 , wherein
a plurality of the intermediate nozzle atomizing channels and/or a plurality of the downstream nozzle atomizing channels are arranged radially.
7 . The slit chamber according to claim 1 , wherein
at least one of the intermediate nozzle atomizing channel and the downstream nozzle atomizing channel has a shape having a smaller cross-sectional area toward downstream.
8 . The slit chamber according to claim 1 , wherein
at least one of the intermediate nozzle atomizing channel and the downstream nozzle atomizing channel has an inlet having a convex curvature or a concave curvature at an end.
9 . The slit chamber according to claim 1 , wherein
the intermediate nozzle has
an intermediate nozzle groove to which the raw material enters, and
a discharge hole to which leaked raw material enters.
10 . The slit chamber according to claim 1 , further comprising:
a fastener configured to tighten the upstream nozzle, the intermediate nozzle, and the downstream nozzle.
11 . The slit chamber according to claim 1 , further comprising:
a seal member disposed between the upstream nozzle and the intermediate nozzle or between the intermediate nozzle and the downstream nozzle.
12 . The slit chamber according to claim 1 , further comprising:
a plurality of the intermediate nozzles, and
a seal member disposed between the plurality of the intermediate nozzles.
13 . The slit chamber according to claim 2 , wherein
the intermediate nozzle includes an intermediate nozzle through-hole for flowing the raw material atomized in the intermediate nozzle atomizing channel toward downstream, and
the downstream nozzle includes a downstream nozzle through-hole for flowing the raw material atomized in the downstream nozzle atomizing channel toward downstream.
14 . The slit chamber according to claim 2 , wherein
a plurality of the intermediate nozzle atomizing channels and/or a plurality of the downstream nozzle atomizing channels are arranged radially.
15 . The slit chamber according to claim 3 , wherein
a plurality of the intermediate nozzle atomizing channels and/or a plurality of the downstream nozzle atomizing channels are arranged radially.
16 . The slit chamber according to claim 4 , wherein
a plurality of the intermediate nozzle atomizing channels and/or a plurality of the downstream nozzle atomizing channels are arranged radially.
17 . The slit chamber according to claim 5 , wherein
a plurality of the intermediate nozzle atomizing channels and/or a plurality of the downstream nozzle atomizing channels are arranged radially.
18 . The slit chamber according to claim 2 , wherein
at least one of the intermediate nozzle atomizing channel and the downstream nozzle atomizing channel has a shape having a smaller cross-sectional area toward downstream.
19 . The slit chamber according to claim 3 , wherein
at least one of the intermediate nozzle atomizing channel and the downstream nozzle atomizing channel has a shape having a smaller cross-sectional area toward downstream.
20 . An atomizing apparatus, comprising:
a raw material tank configured to store a raw material;
a liquid supply pump configured to pressurize and supply the raw material in the raw material tank;
a pressure intensifier configured to pressurize the raw material supplied from the liquid supply pump; and
the slit chamber according to claim 1 .