JP2022066577A5

JP2022066577A5 -

Info

Publication number: JP2022066577A5
Application number: JP2022038347A
Authority: JP
Filing date: 2022-03-11
Publication date: 2022-06-03
Anticipated expiration: 2038-04-27

Claims

鉢状の汚物受け面、及び、前記汚物受け面の下端縁から下方に窪む溜水部を有する便鉢部と、
前記便鉢部の底部に接続される便器排水路と、
前記便鉢部内に周方向の一方側に向けて第１吐水孔から洗浄水を吐き出すことによって、前記便鉢部の左右一方側の第１側方部分を後方に伝う第１旋回流を形成する第１吐水部と、
前記溜水部より後方にて前記第１側方部分に形成される第２吐水孔を有し、前記便鉢部内に前記周方向の一方側に向けて前記第２吐水孔から洗浄水を吐き出すことによって、前記溜水部に後方から流入する第１水流を形成する第２吐水部と、を備え、
前記第１旋回流は、前記汚物受け面の前部で分かれて、前記汚物受け面から前記溜水部に向けて流れ落ちる第１分流を形成し、
前記第１分流に分かれずに前記第１側方部分を後方に向かう前記第１旋回流の一部は、前第１分流より流量が多くなり、
前記第１水流は、前記第１旋回流の一部と合流してから、前記溜水部内に後方から流入するように形成される便器本体。 A pot-shaped filth receiving surface and a toilet bowl portion having a water reservoir portion that is recessed downward from the lower end edge of the filth receiving surface.
Toilet bowl drainage channel connected to the bottom of the toilet bowl
By discharging the washing water from the first spouting hole toward one side in the circumferential direction in the toilet bowl portion, a first swirling flow is formed which travels backward through the first lateral portion on the left and right sides of the toilet bowl portion. The first water discharge part and
It has a second water discharge hole formed in the first lateral portion behind the water reservoir portion, and wash water is discharged from the second water discharge hole in the toilet bowl portion toward one side in the circumferential direction. It is provided with a second water discharge part that forms a first water flow that flows into the water reservoir from behind by discharging.
The first swirling flow is divided at the front portion of the filth receiving surface to form a first diversion flow that flows down from the filth receiving surface toward the water reservoir portion.
A part of the first swirling flow that is not divided into the first branch flow and heads rearward on the first side portion has a larger flow rate than the previous first branch flow.
The toilet body is formed so that the first water flow merges with a part of the first swirling flow and then flows into the water reservoir from the rear.

前記第２吐水部は、前記第１水流より後方にて前記汚物受け面を前記周方向の一方側に伝う第２水流を形成し、 The second water discharge portion forms a second water flow that propagates the sewage receiving surface to one side in the circumferential direction behind the first water flow.
前記第１水流は、前記第２水流より流量が多くなる請求項１に記載の便器本体。 The toilet body according to claim 1, wherein the first water flow has a larger flow rate than the second water flow.

前記第１水流は、前記第１旋回流の一部と合流していないとき、前記溜水部内に後方から流入する請求項２に記載の便器本体。 The toilet body according to claim 2, wherein when the first water flow does not merge with a part of the first swirling flow, the first water flow flows into the water reservoir from the rear.

前記第１水流は、前記第１旋回流の一部と合流していないとき、前記便鉢部の左右他方側の第２側方部分において前記溜水部内に後方から流入する流量より、前記便鉢部の前記第１側方部分において前記溜水部内に後方から流入する流量を多くするように形成される請求項１から３のいずれか１項に記載の便器本体。 When the first water flow does not merge with a part of the first swirling flow, the stool flows from the rear in the second lateral portion on the left and right sides of the toilet bowl portion. The toilet bowl body according to any one of claims 1 to 3, which is formed in the first lateral portion of the pot portion so as to increase the flow rate flowing into the reservoir portion from the rear.

前記第１水流は、前記第１旋回流の一部と合流しているとき、前記便鉢部の前記第１側方部分において前記溜水部内に後方から流入する流量より、前記便鉢部の左右他方側の第２側方部分において前記溜水部内に後方から流入する流量を多くするように形成される請求項１から４のいずれか１項に記載の便器本体。 When the first water flow merges with a part of the first swirling flow, the flow rate of the toilet bowl portion from the flow rate flowing into the water reservoir portion from the rear in the first lateral portion of the toilet bowl portion. The toilet body according to any one of claims 1 to 4, which is formed so as to increase the flow rate flowing into the reservoir from the rear in the second lateral portion on the left and right opposite sides.

前記第１水流は、前記第１旋回流の一部と合流しているとき、前記第１旋回流の一部との合流前に流れていた位置よりも、前記汚物受け面の外周端部寄りの箇所を通るように形成される請求項１から５のいずれか１項に記載の便器本体。 When the first water flow is merging with a part of the first swirling flow, the first water flow is closer to the outer peripheral end of the filth receiving surface than the position where the first water flow was flowing before merging with the part of the first swirling flow. The toilet body according to any one of claims 1 to 5, which is formed so as to pass through the portion of the above.

前記第２吐水部は、前記第１水流より後方にて前記汚物受け面を前記周方向の一方側に伝う第２水流を形成し、 The second water discharge portion forms a second water flow that propagates the sewage receiving surface to one side in the circumferential direction behind the first water flow.
前記第２水流は、前記第１旋回流の一部と合流しているとき、前記第１旋回流の一部との合流前に流れていた位置よりも、前記汚物受け面の外周端部寄りの箇所を通るように形成される請求項１から６のいずれか１項に記載の便器本体。 When the second water flow is merging with a part of the first swirling flow, the second water flow is closer to the outer peripheral end of the filth receiving surface than the position where the second water flow was flowing before merging with the part of the first swirling flow. The toilet body according to any one of claims 1 to 6, which is formed so as to pass through the portion of the above.

前記第１分流は、主流として形成される請求項１から７のいずれか１項に記載の便器本体。 The toilet body according to any one of claims 1 to 7, wherein the first branch flow is formed as a mainstream.

主流としての前記第１水流は、主流としての前記第１旋回流の一部と合流してから、前記便器排水路内に流れる請求項１から８のいずれか１項に記載の便器本体。 The toilet body according to any one of claims 1 to 8, wherein the first water flow as the main stream merges with a part of the first swirl flow as the main stream and then flows into the toilet drainage channel.

前記第１水流は、前記第１旋回流の一部と合流しているとき、前記第１旋回流の一部と合流していないときよりも、前記溜水部内に後方から流入する流量が増大する請求項１から９のいずれか１項に記載の便器本体。 When the first water flow merges with a part of the first swirl flow, the flow rate flowing into the pool portion from the rear increases as compared with the case where the first water flow does not merge with a part of the first swirl flow. The toilet body according to any one of claims 1 to 9.

前記便鉢部は、前記洗浄水を周方向の一方側に導くための棚面を有し、 The toilet bowl portion has a shelf surface for guiding the washing water to one side in the circumferential direction.
前記棚面は、前記溜水部より左右いずれかに位置する前記汚物受け面の横側領域に形成され、前記溜水部の前方には形成されない請求項１から１０のいずれか１項に記載の便器本体。 The one according to any one of claims 1 to 10, wherein the shelf surface is formed in a lateral region of the filth receiving surface located on either the left or right side of the water reservoir, and is not formed in front of the water reservoir. Toilet bowl body.

前記汚物受け面は、前記溜水部の立壁面より上方にて前記立壁面に連結される凸曲面状の連結面を有し、 The filth receiving surface has a convex curved connecting surface connected to the standing wall surface above the standing wall surface of the water reservoir.
前記連結面は、前記溜水部より前方に設けられる前記汚物受け面の前側領域と、前記溜水部より後側に位置する前記汚物受け面の後側領域とに設けられ、 The connecting surface is provided in a front region of the filth receiving surface provided in front of the water reservoir and a posterior region of the filth receiving surface located behind the water reservoir.
前記連結面の径方向での曲率半径は、前記前側領域、前記後側領域の順で大きくなるように設定される請求項１から１１のいずれか１項に記載の便器本体。 The toilet body according to any one of claims 1 to 11, wherein the radius of curvature of the connecting surface in the radial direction is set to increase in the order of the front side region and the rear side region.