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WO2016033816A1 - Dispositif de commande d'écoulement du type feuille à plaque plate - Google Patents

Dispositif de commande d'écoulement du type feuille à plaque plate Download PDF

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Publication number
WO2016033816A1
WO2016033816A1 PCT/CN2014/086277 CN2014086277W WO2016033816A1 WO 2016033816 A1 WO2016033816 A1 WO 2016033816A1 CN 2014086277 W CN2014086277 W CN 2014086277W WO 2016033816 A1 WO2016033816 A1 WO 2016033816A1
Authority
WO
WIPO (PCT)
Prior art keywords
sheet type
flat sheet
flow controller
base
pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2014/086277
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English (en)
Chinese (zh)
Inventor
林文斌
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2016033816A1 publication Critical patent/WO2016033816A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only

Definitions

  • the invention relates to a flow controller, in particular to a flat sheet flow controller.
  • a flow regulating device disclosed in the patent 2010102217683 which comprises a housing and an adjustment member.
  • a water passage is disposed in the housing, the water passage is a stepped hole, and the stepped hole has a stepped surface, and a plurality of raised seats are fixed on the stepped surface, and the adjacent two raised seats have interval.
  • the adjusting member is made of an elastic material and is elastically deformable when subjected to a force. It is attached to the housing and placed on the raised seat, above the step surface, under the adjusting member and each adjacent two protrusions.
  • the space between the seats becomes the water passage of the water passage, and the adjusting member can be partially pressed into the water nozzle by the elastic deformation of the adjusting member to change the cross-sectional area of the water passing through the water nozzle.
  • the disadvantage is that: first, the raised seats are connected to each other, and the adjusting member is disposed thereon, so that the adjusting member cannot realize the overall deformation, thereby limiting the adjusting deformation ability of the adjusting member, so
  • the flow regulating device of this structure cannot flexibly adjust the flow rate of high and low pressure; secondly, it relies on the outer ring of the adjusting member to control the water gap, and as the pressure rises, the projected area of the adjusting member becomes smaller, and the control is not controlled. accurate.
  • a flow controller is disclosed in the patent 2011205711834, which comprises a casing, an elastic body and an upper cover; the casing is a cylindrical body closed at a lower end, and a water passage hole is provided on the lower end plate; the elastic body is a sheet The body is provided with at least two downwardly extending claws disposed in the outer casing; the upper cover is above the outer casing and has a through hole therein.
  • the elastic body of the sheet structure can be made of metal or ordinary plastic, so the material requirements are not high, it is not easy to age like rubber, and the material cost is not high due to the selection of special materials.
  • the disadvantage is that, firstly, the elastic body adopts a sheet-shaped special-shaped structure, which is difficult to process and has inaccurate control. Secondly, the elastic body is prepared by using metal or ordinary plastic, and the noise is high under the condition of high pressure of fluid pressure. Third, its flow control is completely controlled by the elastomer, and the adjustment range is limited.
  • the flat sheet type flow controller of the present invention is provided with a flat sheet type elastic regulating piece disposed in the base, and is defined between the bottom surface of the elastic regulating piece and the base when the fluid pressure reaches a set pressure value.
  • a control gap that changes under the pressure of the flowing fluid to achieve control of the flow is achieved by the following technical solutions:
  • a flat sheet type flow controller includes a base, and a flat sheet type elastic regulating piece is disposed in the base.
  • a flow between the bottom surface of the elastic regulating piece and the base is defined.
  • the control gap changed under the fluid pressure is characterized in that: a protrusion round table is arranged in the middle of the base, a water outlet hole is arranged in the middle of the circular table, a positioning surface is arranged on the round table, and a control gap is uniformly opened around the round table, when the fluid pressure is less than the set value
  • the bottom surface of the flat sheet type elastic regulating piece is separated from the positioning surface at this time, and the control gap is not changed.
  • the bottom surface of the flat sheet type elastic regulating piece is deformed by pressure to reach the positioning surface, and the flat sheet type is pressed as the pressure rises.
  • the elastic regulating piece is further deformed to control the gap to be small.
  • the outer ring of the base is a water ring.
  • the base is provided with a mounting bevel between the outer ring water ring and the truncated cone, and the flat sheet type elastic regulating piece is mounted on the inclined surface.
  • the installation ramp has a uniform water passage.
  • An upper cover is fixed to the base, and the upper cover is provided with a water inlet hole.
  • the flat sheet type elastic regulating sheet is prepared from an elastomer material such as silica gel or rubber.
  • the flat sheet type elastic regulating piece is positioned on the mounting inclined surface by an outer ring, and other parts are suspended.
  • the flat sheet type elastic regulating piece is positioned on the mounting inclined surface through the outer ring, and other parts are suspended, so that the flow rate can quickly reach a set upper limit value at a low pressure;
  • the flat sheet type elastic regulating piece is positioned on the mounting inclined surface through the outer ring, and other parts are suspended, so that when the pressure rises, the flat sheet type elastic regulating piece can be more easily deformed to achieve positioning and facing flow control;
  • the control gap is arranged on the convex round table in the middle of the base, and the flat sheet-type elastic regulating piece can completely cover the positioning surface under high pressure, and the control gap can be stably defined;
  • the flat sheet type flow controller adopting the invention can control the flow rate by changing variables such as hardness, thickness and width of the control gap of the flat sheet type elastic regulating piece, so that the flow adjustment is more convenient.
  • Figure 1 is a front cross-sectional view of the flat sheet flow controller of the present invention under fluid pressure
  • Figure 2 is a front cross-sectional view of the flat sheet type flow controller of Figure 1 when the adjustment piece is deformed to a positioning surface under fluid pressure;
  • Figure 3 is a front cross-sectional view of the flat sheet flow controller of Figures 1 and 2 in comparison with Figure 2 with further greater fluid pressure, with further deformation control gap becoming smaller;
  • Figure 4 is an exploded view of the flat sheet type flow controller of the present invention.
  • Figure 5 is a partial enlarged comparison view of Figure 3, the lower figure is a comparison of the above figure, under the condition of the thickness of the flat sheet type elastic regulating piece, the control gap width and the fluid pressure constant, changing the hardness of the flat sheet type elastic regulating piece to control the gap
  • the influence of the water area, the hardness of the flat sheet-type elastic regulating piece above is greater than the following figure;
  • Figure 6 is a partial enlarged comparison view of Figure 3, the lower figure is a comparison of the above figure, under the condition of the flat sheet type elastic regulating piece hardness, the control gap width and the fluid pressure constant, changing the thickness of the flat sheet type elastic regulating piece to control the gap
  • the influence of the water area, the thickness of the flat sheet-type elastic regulating piece in the above figure is larger than the following figure;
  • Figure 7 is a partial enlarged comparison view of Figure 3, the lower figure is a comparison of the above figure, under the condition of the flat sheet type elastic adjusting piece hardness, the flat sheet type elastic regulating piece thickness and the fluid pressure constant, changing the control gap width to control the gap The influence of the water area, the upper control gap width is smaller than the figure below.
  • the basic idea of the invention is that the flat sheet type elastic regulating piece and the positioning surface are separated at a low pressure, so as to ensure that the flow rate can quickly reach a set maximum value; when the fluid pressure reaches the set pressure value, the bottom surface of the elastic regulating piece A control gap that varies under the pressure of the flowing fluid is defined with the base to achieve control of the flow.
  • the flat sheet type flow controller 1 is used for controlling the flow rate per unit time to a prescribed maximum value even when the pressure of the inflowing fluid is increasing, and the flat sheet type flow controller 1 includes a base 2 with a convex round table 11 in between, a water outlet hole 6 is arranged in the middle of the circular table 11, and a positioning surface 8 is arranged on the circular table 11, and a control gap 9 is evenly arranged around the round table 11, when the fluid pressure is less than When the value is fixed, the bottom surface 10 of the flat sheet type elastic regulating piece and the positioning surface 8 are separated at this time, and the control gap 9 is not changed; when the fluid pressure is greater than the set value, the bottom surface 10 of the flat sheet elastic adjusting piece is deformed by pressure to reach the positioning surface 8, As the pressure rises, the flat sheet type elastic regulating piece 3 is further deformed to control the gap 9 to become smaller.
  • the outer ring of the base 2 is a water-passing ring 5, and the water-passing ring 5 and the round table 11 are provided with a mounting bevel 12, and the flat-plate mounting bevel 12 is evenly provided with a water passage 7 and a sheet-type elastic regulating piece. 3 is assembled on this slope 12.
  • the flat sheet type elastic regulating piece 3 is matched by the outer ring of the bottom surface 10 and the mounting inclined surface 12, and other parts are suspended, so that the bottom surface of the flat sheet type elastic regulating piece 10 and the positioning surface 8 are separated when the fluid pressure is less than the set value, the fluid It can flow through the water ring 5 and the water passage 7 in sequence, and the control gap 8 finally flows out from the water outlet hole 6, ensuring that the fluid can quickly reach a set maximum flow value.
  • the bottom surface 10 of the flat sheet type elastic regulating piece is deformed by pressure to reach the positioning surface 8, and as the pressure rises, the flat sheet type elastic regulating piece 3 is further deformed to control the gap 9 to become smaller.
  • the flat sheet type elastic regulating piece 3 is prepared by using an elastic body such as silica gel or rubber, so that when the fluid pressure rises, the flat sheet type elastic regulating piece 3 can quickly reach the positioning surface 8, and the control gap realizes the flow adjustment.
  • the thickness of the flat sheet type elastic regulating piece 3, the hardness of the flat sheet type elastic regulating piece 3, the width of the control gap 9, or a combination thereof can be adjusted. Two or three items are used to change the size of the control gap 9 to adjust the flow rate.
  • an upper cover 4 is fixed to the base 2, and the upper cover 4 is provided with a water inlet hole 13 through which the fluid passes through the water inlet hole 13 to reach the water ring 5.
  • the flat sheet type flow controller of the present invention works in that: the flat sheet type flow controller 1 is installed in a preset front end position of the sanitary device, and when fluid flows through the device, the fluid sequentially passes from the water inlet hole 13, The water passing ring 5, the water passing passage 7, and the control gap 8 finally flow out from the water outlet hole 6.
  • the fluid pressure is less than the set value
  • the bottom plate 10 and the positioning surface 8 of the flat sheet type elastic regulating piece are separated, and the control gap 9 is not changed at this time, and the flow rate can quickly reach a set maximum value
  • the bottom surface 10 of the flat sheet type elastic regulating piece is deformed by pressure to reach the positioning surface 8.
  • the flat sheet type elastic regulating piece 3 is further deformed to control the gap 9 to be small, and the flow rate of the flow control is controlled to a predetermined maximum. value.
  • the flat sheet type flow controller of the present invention can not only ensure that the flow rate under low pressure can quickly reach a set maximum value, and even when the pressure of the inflowing fluid is increasing.
  • the flow rate per unit time can be controlled to a predetermined maximum value, and the flat sheet type elastic regulating piece can be prepared by using an elastomer material, and the noise control can be well realized.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)

Abstract

L'invention porte sur un dispositif de commande d'écoulement, du type feuille à plaque plate (1), qui comporte une base (2), une feuille d'ajustement élastique du type feuille à plaque plate (3) agencée dans la base (2) et, lorsqu'une pression de fluide atteint une valeur de pression établie, un espace de commande (9), qui varie en fonction de la pression du fluide de passage, étant défini entre la surface inférieure (10) de la feuille d'ajustement élastique (3) et la base (2), ledit dispositif étant caractérisé en ce que : une plate-forme circulaire saillante (11) est agencée dans le centre de la base, une ouverture de sortie d'eau (6) est agencée dans le centre de la plate-forme circulaire (11), un plan de positionnement (8) est disposé sur la plate-forme circulaire (11), l'espace de commande (9) est disposé de façon à être ouvert de façon régulière autour de la périphérie de la plate-forme circulaire (11) et, lorsque la pression de fluide est inférieure à la valeur établie, la surface inférieure (10) de la feuille d'ajustement élastique du type feuille à plaque plate est séparée du plan de positionnement (8) alors que l'espace de commande (9) reste inchangé; lorsque la pression de fluide est supérieure à la valeur établie, la surface inférieure (10) de la feuille d'ajustement élastique du type feuille à plaque plate est déformée et atteint le plan de positionnement (8) en raison de l'effet de pression, et, avec l'augmentation de la pression, la feuille d'ajustement élastique du type feuille à plaque plate (3) est davantage déformée, et l'espace de commande (9) est rétréci. Avec l'utilisation du dispositif de commande d'écoulement du type feuille à plaque plate, l'écoulement peut être commandé en changeant la rigidité, l'épaisseur de la feuille d'ajustement élastique du type feuille à plaque plate et la largeur de l'espace de commande, ainsi que d'autres variables, de telle sorte que l'écoulement peut rapidement atteindre la valeur limite supérieure établie lorsque la pression de fluide est faible, et peut être efficacement maintenu à la valeur limite supérieure avec l'augmentation de la pression.
PCT/CN2014/086277 2014-09-06 2014-09-11 Dispositif de commande d'écoulement du type feuille à plaque plate Ceased WO2016033816A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201420511274 2014-09-06
CN201420511274.2 2014-09-06

Publications (1)

Publication Number Publication Date
WO2016033816A1 true WO2016033816A1 (fr) 2016-03-10

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Application Number Title Priority Date Filing Date
PCT/CN2014/086277 Ceased WO2016033816A1 (fr) 2014-09-06 2014-09-11 Dispositif de commande d'écoulement du type feuille à plaque plate

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WO (1) WO2016033816A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108253171A (zh) * 2017-12-06 2018-07-06 中国海洋石油集团有限公司 复合通道控水阀
CN109433542A (zh) * 2019-01-17 2019-03-08 上海威固化工制品有限公司 泡沫填缝剂喷枪
CN116201936A (zh) * 2022-11-03 2023-06-02 开能健康科技集团股份有限公司 超低流量限流装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4687143A (en) * 1985-10-03 1987-08-18 Naan Mechanical Works Drip irrigation apparatus
CN101371207A (zh) * 2005-12-27 2009-02-18 内塔芬有限公司 流体流量控制调节器
CN201632344U (zh) * 2010-02-24 2010-11-17 孙宝胜 一种滴头流道
CN103062466A (zh) * 2013-01-11 2013-04-24 李光永 一种微灌毛管进口流量调节器
CN103053387A (zh) * 2013-01-11 2013-04-24 中国农业大学 一种毛管进口流量调节器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4687143A (en) * 1985-10-03 1987-08-18 Naan Mechanical Works Drip irrigation apparatus
CN101371207A (zh) * 2005-12-27 2009-02-18 内塔芬有限公司 流体流量控制调节器
CN201632344U (zh) * 2010-02-24 2010-11-17 孙宝胜 一种滴头流道
CN103062466A (zh) * 2013-01-11 2013-04-24 李光永 一种微灌毛管进口流量调节器
CN103053387A (zh) * 2013-01-11 2013-04-24 中国农业大学 一种毛管进口流量调节器

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108253171A (zh) * 2017-12-06 2018-07-06 中国海洋石油集团有限公司 复合通道控水阀
CN109433542A (zh) * 2019-01-17 2019-03-08 上海威固化工制品有限公司 泡沫填缝剂喷枪
CN109433542B (zh) * 2019-01-17 2024-01-30 山东桑莱斯新材料有限公司 泡沫填缝剂喷枪
CN116201936A (zh) * 2022-11-03 2023-06-02 开能健康科技集团股份有限公司 超低流量限流装置

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