JP2020106427A5 - - Google Patents

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JP2020106427A5
JP2020106427A5 JP2018246193A JP2018246193A JP2020106427A5 JP 2020106427 A5 JP2020106427 A5 JP 2020106427A5 JP 2018246193 A JP2018246193 A JP 2018246193A JP 2018246193 A JP2018246193 A JP 2018246193A JP 2020106427 A5 JP2020106427 A5 JP 2020106427A5
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Prior art keywords
passage
entrance
inlet
flow path
measurement
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JP2018246193A
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JP2020106427A (en
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Priority to JP2018246193A priority Critical patent/JP2020106427A/en
Priority claimed from JP2018246193A external-priority patent/JP2020106427A/en
Priority to DE112019000710.6T priority patent/DE112019000710T5/en
Priority to DE112019000696.7T priority patent/DE112019000696T5/en
Priority to DE112019000709.2T priority patent/DE112019000709T5/en
Priority to PCT/JP2019/003947 priority patent/WO2019156044A1/en
Priority to PCT/JP2019/003955 priority patent/WO2019156046A1/en
Priority to PCT/JP2019/003942 priority patent/WO2019156041A1/en
Priority to DE112019000711.4T priority patent/DE112019000711T9/en
Priority to PCT/JP2019/003953 priority patent/WO2019156045A1/en
Priority to PCT/JP2019/003945 priority patent/WO2019156042A1/en
Priority to DE112019000706.8T priority patent/DE112019000706T5/en
Publication of JP2020106427A publication Critical patent/JP2020106427A/en
Priority to US16/985,416 priority patent/US20200370937A1/en
Priority to US16/985,496 priority patent/US11480455B2/en
Priority to US16/985,663 priority patent/US11313709B2/en
Priority to US16/985,322 priority patent/US11300434B2/en
Priority to US16/985,547 priority patent/US11255709B2/en
Publication of JP2020106427A5 publication Critical patent/JP2020106427A5/ja
Pending legal-status Critical Current

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上記目的を達成するため、開示された態様は、
流体の物理量を計測する物理量計測装置（２０）であって、
流体が流入する通過入口（３３）と、通過入口から流入した流体が流出する通過出口（３４）とを有する通過流路（３１）と、
通過流路から分岐し、流体の物理量を計測するための計測流路（３２）であって、通過入口と通過出口との間に設けられ通過流路から流体が流入する計測入口（３５）と、計測入口から流入した流体が流出する計測出口（３６）とを有する計測流路（３２）と、
計測流路に設けられ、流体の物理量を検出する物理量センサ（２２）と、
通過流路及び計測流路を形成しているハウジング（２１）と、
を備え、
ハウジングの内面は、
通過流路のうち通過入口と計測入口とにかけ渡された入口通過路（３３１）を形成し、通過入口と通過出口とが並んだ方向（Ｚ）において通過入口と計測入口とにかけ渡された入口天井面（３４２）と、
入口通過路を形成し、入口通過路を介して入口天井面に対向する入口床面（３４６）と、
通過流路のうち通過出口と計測入口とにかけ渡された出口通過路（３３２）を形成し、並んだ方向において通過出口と計測入口とにかけ渡された出口天井面（３４３）と、
を有しており、
入口天井面は、
入口床面との離間距離（Ｈ２１）が通過入口から通過出口に向けて徐々に小さくなるように入口床面に対して傾斜し、通過入口から計測入口に向けて延びた天井傾斜面（３４２，３４２ａ）を有しており、
入口通過路において下流端部の断面積は通過入口の断面積よりも小さくなっており、
天井傾斜面は、並んだ方向において出口天井面よりも長くなっている、物理量計測装置である。
開示された態様は、
流体の物理量を計測する物理量計測装置（２０）であって、
流体が流入する通過入口（３３）と、通過入口から流入した流体が流出する通過出口（３４）とを有する通過流路（３１）と、
通過流路から分岐し、流体の物理量を計測するための計測流路（３２）であって、通過入口と通過出口との間に設けられ通過流路から流体が流入する計測入口（３５）と、計測入口から流入した流体が流出する計測出口（３６）とを有する計測流路（３２）と、
計測流路に設けられ、流体の物理量を検出する物理量センサ（２２）と、
通過流路及び計測流路を形成しているハウジング（２１）と、
を備え、
ハウジングの内面は、
通過流路のうち通過入口と計測入口とにかけ渡された入口通過路（３３１）を形成し、通過入口と通過出口とが並んだ方向（Ｚ）において通過入口と計測入口とにかけ渡された入口天井面（３４２）と、
入口通過路を形成し、入口通過路を介して入口天井面に対向する入口床面（３４６）と、
入口通過路を形成し、入口天井面及び入口床面を介して互いに対向する一対の壁面（６３１，６３２）と、
を有しており、
入口天井面は、
入口床面との離間距離（Ｈ２１）が通過入口から通過出口に向けて徐々に小さくなるように入口床面に対して傾斜し、通過入口から計測入口に向けて延びた天井傾斜面（３４２，３４２ａ）を有しており、
入口通過路において下流端部の断面積が通過入口の断面積よりも小さくなっており、
入口天井面、入口床面及び一対の壁面は、ハウジングにおいて通過入口が設けられたハウジング上流面（２１ｃ）から通過出口に向けて延びている、物理量計測装置である。 In order to achieve the above objectives, the disclosed aspects are:
A physical quantity measuring device (20) that measures a physical quantity of a fluid.
A passage channel (31) having a passage inlet (33) through which the fluid flows in and a passage outlet (34) through which the fluid flowing in from the passage inlet flows out.
A measurement flow path (32) for measuring the physical quantity of a fluid branching from the passage flow path, and a measurement inlet (35) provided between the passage inlet and the passage outlet for the fluid to flow in from the passage flow path. A measurement flow path (32) having a measurement outlet (36) through which the fluid flowing in from the measurement inlet flows out,
A physical quantity sensor (22) provided in the measurement flow path to detect the physical quantity of the fluid, and
The housing (21) forming the passing flow path and the measuring flow path,
With
The inner surface of the housing
Of the passing flow paths, an entrance passing path (331) is formed between the passing entrance and the measuring entrance, and the entrance is passed between the passing entrance and the measuring entrance in the direction (Z) in which the passing entrance and the passing exit are lined up. Ceiling surface (342) and
An entrance floor surface (346) that forms an entrance passage and faces the entrance ceiling surface via the entrance passage.
Of the passing flow paths, an outlet passing path (332) is formed between the passing exit and the measuring inlet, and the exit ceiling surface (343) that is passed between the passing exit and the measuring inlet in the side-by-side direction.
Have and
The entrance ceiling surface
Ceiling inclined surface (342) that is inclined with respect to the entrance floor surface so that the separation distance (H21) from the entrance floor surface gradually decreases from the passing entrance toward the passing exit, and extends from the passing entrance toward the measurement entrance. 342a) has a,
In the entrance passage, the cross section of the downstream end is smaller than the cross section of the passage entrance.
The ceiling inclined surface is a physical quantity measuring device that is longer than the exit ceiling surface in the side-by-side direction .
The disclosed aspect is
A physical quantity measuring device (20) that measures a physical quantity of a fluid.
A passage channel (31) having a passage inlet (33) through which the fluid flows in and a passage outlet (34) through which the fluid flowing in from the passage inlet flows out.
A measurement flow path (32) for measuring the physical quantity of a fluid branching from the passage flow path, and a measurement inlet (35) provided between the passage inlet and the passage outlet for the fluid to flow in from the passage flow path. A measurement flow path (32) having a measurement outlet (36) through which the fluid flowing in from the measurement inlet flows out,
A physical quantity sensor (22) provided in the measurement flow path to detect the physical quantity of the fluid, and
The housing (21) forming the passing flow path and the measuring flow path,
With
The inner surface of the housing
Of the passing flow paths, an entrance passing path (331) is formed between the passing entrance and the measuring entrance, and the entrance is passed between the passing entrance and the measuring entrance in the direction (Z) in which the passing entrance and the passing exit are lined up. Ceiling surface (342) and
An entrance floor surface (346) that forms an entrance passage and faces the entrance ceiling surface via the entrance passage.
A pair of wall surfaces (631,632) that form an entrance passage and face each other via the entrance ceiling surface and the entrance floor surface.
Have and
The entrance ceiling surface
Ceiling inclined surface (342) that is inclined with respect to the entrance floor surface so that the separation distance (H21) from the entrance floor surface gradually decreases from the passing entrance toward the passing exit, and extends from the passing entrance toward the measurement entrance. It has 342a) and
In the entrance passage, the cross section of the downstream end is smaller than the cross section of the passage entrance.
The entrance ceiling surface, the entrance floor surface, and the pair of wall surfaces are physical quantity measuring devices extending from the housing upstream surface (21c) provided with the passage entrance in the housing toward the passage exit.

Claims (10)

流体の物理量を計測する物理量計測装置（２０）であって、
前記流体が流入する通過入口（３３）と、前記通過入口から流入した前記流体が流出する通過出口（３４）とを有する通過流路（３１）と、
前記通過流路から分岐し、前記流体の物理量を計測するための計測流路（３２）であって、前記通過入口と前記通過出口との間に設けられ前記通過流路から前記流体が流入する計測入口（３５）と、前記計測入口から流入した前記流体が流出する計測出口（３６）とを有する計測流路（３２）と、
前記計測流路に設けられ、前記流体の物理量を検出する物理量センサ（２２）と、
前記通過流路及び前記計測流路を形成しているハウジング（２１）と、
を備え、
前記ハウジングの内面は、
前記通過流路のうち前記通過入口と前記計測入口とにかけ渡された入口通過路（３３１）を形成し、前記通過入口と前記通過出口とが並んだ方向（Ｚ）において前記通過入口と前記計測入口とにかけ渡された入口天井面（３４２）と、
前記入口通過路を形成し、前記入口通過路を介して前記入口天井面に対向する入口床面（３４６）と、
前記通過流路のうち前記通過出口と前記計測入口とにかけ渡された出口通過路（３３２）を形成し、前記並んだ方向において前記通過出口と前記計測入口とにかけ渡された出口天井面（３４３）と、
を有しており、
前記入口天井面は、
前記入口床面との離間距離（Ｈ２１）が前記通過入口から前記通過出口に向けて徐々に小さくなるように前記入口床面に対して傾斜し、前記通過入口から前記計測入口に向けて延びた天井傾斜面（３４２，３４２ａ）を有しており、
前記入口通過路において下流端部の断面積は前記通過入口の断面積よりも小さくなっており、
前記天井傾斜面は、前記並んだ方向において前記出口天井面よりも長くなっている、物理量計測装置。 A physical quantity measuring device (20) that measures a physical quantity of a fluid.
A passage channel (31) having a passage inlet (33) through which the fluid flows in and a passage outlet (34) through which the fluid flowing in from the passage inlet flows out.
A measurement flow path (32) for branching from the passage flow path and measuring the physical quantity of the fluid, which is provided between the passage inlet and the passage outlet, and the fluid flows in from the passage flow path. A measurement flow path (32) having a measurement inlet (35) and a measurement outlet (36) through which the fluid flowing in from the measurement inlet flows out.
A physical quantity sensor (22) provided in the measurement flow path and detecting the physical quantity of the fluid, and
The housing (21) forming the passing flow path and the measuring flow path,
With
The inner surface of the housing
An inlet passage (331) is formed between the passage inlet and the measurement inlet in the passage flow path, and the passage entrance and the measurement are performed in the direction (Z) in which the passage inlet and the passage outlet are arranged side by side. The entrance ceiling surface (342) that was passed over to the entrance,
An entrance floor surface (346) that forms the entrance passage and faces the entrance ceiling surface via the entrance passage.
An outlet passage (332) is formed in the passing flow path between the passing outlet and the measuring inlet, and the outlet ceiling surface (343) crossed between the passing outlet and the measuring inlet in the side-by-side direction. )When,
Have and
The entrance ceiling surface
The distance (H21) from the entrance floor surface was inclined with respect to the entrance floor surface so as to gradually decrease from the passage entrance toward the passage exit, and extended from the passage entrance toward the measurement entrance. It has a ceiling slope (342,342a) and has a ceiling slope (342,342a) .
The cross section of the downstream end of the entrance passage is smaller than the cross section of the passage.
A physical quantity measuring device in which the ceiling inclined surface is longer than the outlet ceiling surface in the side-by-side direction . 流体の物理量を計測する物理量計測装置（２０）であって、
前記流体が流入する通過入口（３３）と、前記通過入口から流入した前記流体が流出する通過出口（３４）とを有する通過流路（３１）と、
前記通過流路から分岐し、前記流体の物理量を計測するための計測流路（３２）であって、前記通過入口と前記通過出口との間に設けられ前記通過流路から前記流体が流入する計測入口（３５）と、前記計測入口から流入した前記流体が流出する計測出口（３６）とを有する計測流路（３２）と、
前記計測流路に設けられ、前記流体の物理量を検出する物理量センサ（２２）と、
前記通過流路及び前記計測流路を形成しているハウジング（２１）と、
を備え、
前記ハウジングの内面は、
前記通過流路のうち前記通過入口と前記計測入口とにかけ渡された入口通過路（３３１）を形成し、前記通過入口と前記通過出口とが並んだ方向（Ｚ）において前記通過入口と前記計測入口とにかけ渡された入口天井面（３４２）と、
前記入口通過路を形成し、前記入口通過路を介して前記入口天井面に対向する入口床面（３４６）と、
前記入口通過路を形成し、前記入口天井面及び前記入口床面を介して互いに対向する一対の壁面（６３１，６３２）と、
を有しており、
前記入口天井面は、
前記入口床面との離間距離（Ｈ２１）が前記通過入口から前記通過出口に向けて徐々に小さくなるように前記入口床面に対して傾斜し、前記通過入口から前記計測入口に向けて延びた天井傾斜面（３４２，３４２ａ）を有しており、
前記入口通過路において下流端部の断面積が前記通過入口の断面積よりも小さくなっており、
前記入口天井面、前記入口床面及び一対の前記壁面は、前記ハウジングにおいて前記通過入口が設けられたハウジング上流面（２１ｃ）から前記通過出口に向けて延びている、物理量計測装置。 A physical quantity measuring device (20) that measures a physical quantity of a fluid.
A passage channel (31) having a passage inlet (33) through which the fluid flows in and a passage outlet (34) through which the fluid flowing in from the passage inlet flows out.
A measurement flow path (32) for branching from the passage flow path and measuring the physical quantity of the fluid, which is provided between the passage inlet and the passage outlet, and the fluid flows in from the passage flow path. A measurement flow path (32) having a measurement inlet (35) and a measurement outlet (36) through which the fluid flowing in from the measurement inlet flows out.
A physical quantity sensor (22) provided in the measurement flow path and detecting the physical quantity of the fluid, and
The housing (21) forming the passing flow path and the measuring flow path,
With
The inner surface of the housing
An inlet passage (331) is formed between the passage inlet and the measurement inlet in the passage flow path, and the passage entrance and the measurement are performed in the direction (Z) in which the passage inlet and the passage outlet are arranged side by side. The entrance ceiling surface (342) that was passed over to the entrance,
An entrance floor surface (346) that forms the entrance passage and faces the entrance ceiling surface via the entrance passage.
A pair of wall surfaces (631,632) that form the entrance passage and face each other via the entrance ceiling surface and the entrance floor surface.
Have and
The entrance ceiling surface
The distance (H21) from the entrance floor surface was inclined with respect to the entrance floor surface so as to gradually decrease from the passage entrance toward the passage exit, and extended from the passage entrance toward the measurement entrance. It has a ceiling slope (342,342a) and has a ceiling slope (342,342a) .
The cross section of the downstream end of the entrance passage is smaller than the cross section of the passage.
A physical quantity measuring device in which the entrance ceiling surface, the entrance floor surface, and the pair of wall surfaces extend from a housing upstream surface (21c) provided with the passage entrance in the housing toward the passage exit . 前記入口床面に対する前記天井傾斜面の傾斜角度（θ２１）は１０度以上である、請求項１又は２に記載の物理量計測装置。 The physical quantity measuring device according to claim 1 or 2 , wherein the inclination angle (θ21) of the ceiling inclined surface with respect to the entrance floor surface is 10 degrees or more. 前記天井傾斜面は、前記通過入口側を向くように前記入口床面に対して傾斜している、請求項１〜３のいずれか１つに記載の物理量計測装置。 The physical quantity measuring device according to any one of claims 1 to 3, wherein the ceiling inclined surface is inclined with respect to the entrance floor surface so as to face the passage entrance side. 前記天井傾斜面は、前記流体のうち前記通過入口に主に流れ込む主流が進む方向である主流方向（Ｚ）に対して、前記通過入口側を向くように傾斜している、請求項１〜４のいずれか１つに記載の物理量計測装置。 The inclined ceiling surface, to the main flow direction is the mainstream advances direction flowing mainly to the passage inlet of the fluid (Z), is inclined so as to face said passage inlet side, claim 1-4 The physical quantity measuring device according to any one of the above. 前記主流方向に対する前記天井傾斜面の傾斜角度（θ２２）は１０度以上である、請求項５に記載の物理量計測装置。 The physical quantity measuring device according to claim 5 , wherein the inclination angle (θ22) of the ceiling inclined surface with respect to the mainstream direction is 10 degrees or more. 前記ハウジングは、
前記ハウジングが取り付けられる取り付け対象（１４）に対する前記ハウジングの取り付け角度を設定する角度設定面（２７ａ）を有しており、
前記主流方向は、前記角度設定面が延びている方向である、請求項５又は６に記載の物理量計測装置。 The housing is
It has an angle setting surface (27a) that sets the mounting angle of the housing with respect to the mounting target (14) to which the housing is mounted.
The physical quantity measuring device according to claim 5 or 6 , wherein the mainstream direction is a direction in which the angle setting surface extends. 前記入口通過路の断面積（Ｓ２１）は、前記通過入口から前記計測入口に向けて徐々に小さくなっている、請求項１〜７のいずれか１つに記載の物理量計測装置。 The physical quantity measuring device according to any one of claims 1 to 7 , wherein the cross section (S21) of the entrance passage is gradually reduced from the passage entrance toward the measurement entrance. 前記入口通過路の中心線である入口通過線（ＣＬ２４）に対する前記計測入口での前記計測流路の中心線（ＣＬ２３）の傾斜角度（θ２５）が９０度以上である、請求項１〜８のいずれか１つに記載の物理量計測装置。 The tilt angle of the inlet passage and the center line is the inlet passage line of the measurement flow path of the center line in the measurement inlet for (CL24) (CL23) (θ25 ) is not less than 90 degrees, according to claim 1-8 The physical quantity measuring device according to any one. 前記通過流路に対する前記計測流路の分岐角度（θ２６）が６０度以下である、請求項１〜９のいずれか１つに記載の物理量計測装置。 The physical quantity measuring device according to any one of claims 1 to 9 , wherein the branch angle (θ26) of the measuring flow path with respect to the passing flow path is 60 degrees or less.
JP2018246193A 2018-02-07 2018-12-27 Physical quantity measurement device Pending JP2020106427A (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
JP2018246193A JP2020106427A (en) 2018-12-27 2018-12-27 Physical quantity measurement device
DE112019000706.8T DE112019000706T5 (en) 2018-02-07 2019-02-05 Device for measuring a physical quantity
DE112019000711.4T DE112019000711T9 (en) 2018-02-07 2019-02-05 Device for measuring a physical quantity
PCT/JP2019/003945 WO2019156042A1 (en) 2018-02-07 2019-02-05 Device for measuring physical quantity
DE112019000696.7T DE112019000696T5 (en) 2018-02-07 2019-02-05 Device for measuring a physical quantity
DE112019000709.2T DE112019000709T5 (en) 2018-02-07 2019-02-05 Device for measuring a physical quantity
PCT/JP2019/003947 WO2019156044A1 (en) 2018-02-07 2019-02-05 Physical quantity measurement device
PCT/JP2019/003955 WO2019156046A1 (en) 2018-02-07 2019-02-05 Physical quantity measurement device
PCT/JP2019/003942 WO2019156041A1 (en) 2018-02-07 2019-02-05 Physical quantity measurement device
DE112019000710.6T DE112019000710T5 (en) 2018-02-07 2019-02-05 Device for measuring a physical quantity
PCT/JP2019/003953 WO2019156045A1 (en) 2018-02-07 2019-02-05 Physical quantity measurement device
US16/985,416 US20200370937A1 (en) 2018-02-07 2020-08-05 Physical quantity measurement device
US16/985,547 US11255709B2 (en) 2018-02-07 2020-08-05 Physical quantity measurement device having inlet with inclined ceiling
US16/985,322 US11300434B2 (en) 2018-02-07 2020-08-05 Physical quantity measurement device
US16/985,496 US11480455B2 (en) 2018-02-07 2020-08-05 Physical quantity measurement device
US16/985,663 US11313709B2 (en) 2018-02-07 2020-08-05 Physical quantity measurement device for fluid with narrowed flow path

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JP2020106427A5 true JP2020106427A5 (en) 2020-09-10

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DE102014201213A1 (en) * 2014-01-23 2015-07-23 Robert Bosch Gmbh Sensor arrangement for determining at least one parameter of a flowing through a channel structure fluid medium
DE102014218591A1 (en) * 2014-09-16 2016-03-17 Robert Bosch Gmbh Sensor arrangement for determining at least one parameter of a flowing through a channel structure fluid medium
JP6568593B2 (en) * 2015-09-30 2019-08-28 日立オートモティブシステムズ株式会社 Physical quantity detection device
DE112017001284B4 (en) * 2016-06-24 2023-01-26 Hitachi Astemo, Ltd. Thermal flow meter
JP6658660B2 (en) * 2017-04-13 2020-03-04 株式会社デンソー Physical quantity measurement device

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