REAGENT CONTAINER AND AUTOMATIC ANALYZER

1 . A reagent container installed in a reagent storage that rotates in an automatic analyzer, the reagent container comprising

a shielding portion that partially shields an inner diameter side and an outer diameter side in the rotation inside the reagent container,

wherein a gap between the shielding portion and a side surface of the reagent container is configured to increase from an upper portion toward a lower portion of the shielding portion.

2 . The reagent container according to claim 1 , wherein the shielding portion is provided on an inner upper surface of the reagent container so as to extend toward a bottom surface of the reagent container.

3 . The reagent container according to claim 1 , wherein the shielding portion is provided on a bottom surface of the reagent container so as to extend toward an inner upper surface of the reagent container.

4 . The reagent container according to claim 2 , wherein

an outlet of a reagent is provided on the inner upper surface,

the bottom surface is inclined so as to be away from the inner upper surface as approaching the outlet,

a plurality of shielding portions is provided at intervals in a rotation radial direction of the reagent storage, and

a shielding portion close to the outlet among the plurality of shielding portions extends downward more than a shielding portion far from the outlet among the plurality of shielding portions.

5 . The reagent container according to claim 1 , wherein

a plurality of shielding portions is provided at intervals in a rotation radial direction of the reagent storage, and

a gap between the shielding portion on the outer diameter side among the plurality of shielding portions and the side surface of the reagent container is larger than a gap between the shielding portion on the inner diameter side among the plurality of shielding portions and the side surface of the reagent container.

6 . The reagent container according to claim 1 , wherein a width of the shielding portion in a rotation direction of the reagent storage is reduced from the upper portion to the lower portion of the shielding portion.

7 . The reagent container according to claim 6 , wherein

the plurality of shielding portions is provided at intervals in a rotation radial direction of the reagent storage, and

the width of the shielding portion on the outer diameter side among the plurality of shielding portions is smaller than the width of the shielding portion on the inner diameter side among the plurality of shielding portions.

8 . The reagent container according to claim 6 , wherein the width of the shielding portion is continuously reduced from the upper portion to the lower portion of the shielding portion.

9 . The reagent container according to claim 8 , wherein an end portion of the shielding portion in the rotation direction of the reagent storage has a linear shape inclined with respect to the side surface of the reagent container.

10 . The reagent container according to claim 8 , wherein an end portion of the shielding portion in the rotation direction of the reagent storage has a curved shape inclined with respect to the side surface of the reagent container.

11 . The reagent container according to claim 6 , wherein the width of the shielding portion is gradually reduced from the upper portion to the lower portion of the shielding portion.

12 . The reagent container according to claim 1 , further comprising a reinforcing portion connected to the shielding portion.

13 . The reagent container according to claim 9 , wherein an angle formed by the end portion of the shielding portion in the rotation direction with respect to the side surface of the reagent container is 2° or more.

14 . The reagent container according to claim 9 , wherein

the side surface of the reagent container is a side surface having a direction intersecting the rotation direction, and

the angle is larger than a second angle formed by the end portion of the shielding portion in a rotation radial direction with respect to a second side surface of the reagent container having a direction intersecting the rotation radial direction of the reagent storage.

15 . The reagent container according to claim 1 , wherein

the side surface of the reagent container has a first side surface located on one side in a rotation direction of the reagent storage and a second side surface located on another side in the rotation direction,

a gap between the shielding portion and the side surface of the reagent container has a first gap between one end portion of the shielding portion and the first side surface in the rotation direction and a second gap between another end portion of the shielding portion and the second side surface in the rotation direction, and

the first gap and the second gap are configured to increase from the upper portion toward the lower portion of the shielding portion.

16 . The reagent container according to claim 15 , wherein the first gap and the second gap are a same at a same height.

17 . The reagent container according to claim 1 , wherein a lower end portion of the shielding portion is in contact with a bottom surface of the reagent container.

18 . The reagent container according to claim 1 , wherein a lower end portion of the shielding portion is away upward from a bottom surface of the reagent container.

19 . The reagent container according to claim 1 , wherein the shielding portion contains a resin.

20 . An automatic analyzer comprising:

a reagent storage that rotates; and

a reagent container installed in the reagent storage, wherein

the reagent container includes:

a shielding portion that partially shields an inner diameter side and an outer diameter side in the rotation inside the reagent container, and

a gap between the shielding portion and a side surface of the reagent container is configured to increase from an upper portion toward a lower portion of the shielding portion.