WO2016033816A1 - Flat plate sheet type flow controller - Google Patents

Flat plate sheet type flow controller 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
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Prior art keywords
sheet type
flat sheet
flow controller
base
pressure
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PCT/CN2014/086277
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French (fr)
Chinese (zh)
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林文斌
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林文斌
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Publication of WO2016033816A1 publication Critical patent/WO2016033816A1/en

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    • 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

A flat plate sheet type flow controller (1) comprises a base (2), a flat plate sheet type elastic adjustment sheet (3) arranged in the base (2), and when fluid pressure reaches a setting pressure value, a control gap (9) which varies with the pressure of the passing fluid is defined between the bottom surface (10) of the elastic adjustment sheet (3) and the base (2), characterized in that: a protruding circular platform (11) is arranged in the center of the base, a water outlet opening (6) is arranged in the center of the circular platform (11), a positioning plane (8) is provided on the circular platform (11), the control gap (9) is evenly opened provided around the periphery of the circular platform (11), and when the fluid pressure is less than the setting value, the bottom surface (10) of the flat plate sheet type elastic adjustment sheet is separated from the positioning plane (8) while the control gap (9) remains unchanged; when the fluid pressure is greater than the setting value, the bottom surface (10) of the flat plate sheet type elastic adjustment sheet is deformed and reaches the positioning plane (8) as a result of the pressure effect, and with the increase of the pressure, the flat plate sheet type elastic adjustment sheet (3) is deformed further and the control gap (9) is narrowed. With the use of the flat plate sheet type flow controller, the flow can be controlled by means of changing the rigidity, thickness of the flat plate sheet type elastic adjustment sheet and the width of the control gap and other variate, so that the flow can rapidly reach the setting upper limit value when the fluid pressure is low, and the flow can be well kept at the upper limit value with the increase of the pressure.

Description

平板薄片式流量控制器Flat sheet flow controller 技术领域Technical field
本发明涉及一种流量控制器，特别涉及一种平板薄片式流量控制器。The invention relates to a flow controller, in particular to a flat sheet flow controller.
背景技术Background technique
由专利2010102217683公开的一种流量调节装置，它包括一壳体和一调节件。壳体内设有过水通道，所述过水通道为阶梯孔，所述阶梯孔具有阶梯面，所述阶梯面之上固设有若干凸起座，所述相邻二凸起座之间具有间隔。调节件的材质为弹性材料并在受力时能够弹性变形，它装接在壳体之内并放置在凸起座之上，在阶梯面之上、调节件之下和每相邻二凸起座之间的空间成为过水通道的过水口，能够通过调节件弹性变形使调节件部分压入过水口以改变过水口的过水截面面积。其不足之处在于：第一，所述凸起座是相互连接贯穿的，而调节件设置其上，这样就导致调节件无法实现整体的变形，这样限制了调节件的调节变形能力，所以采用此结构的流量调节装置，不能灵活的调节高低压的流量；第二，其依靠调节件的外圈来控制过水间隙，随着压力的上升，调节件变形后其投影面积变小，控制不精确。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.
另外的，由专利2011205711834公开了一种流量控制器，它括外壳、弹性体及上盖；该外壳为下端封闭的筒状体，其下端面板上设有一过水孔；该弹性体为片状体，其周围设有至少两个向下延伸的卡爪，该弹性体设于外壳内；该上盖盖在外壳上方，其上开有通孔。所述片状结构的弹性体可以采用金属或者普通塑料制作，因此对材料的要求不高，不会像橡胶那样易老化，也不会因选择特别的材料而导致材料成本高的问题。其不足之处在于，第一，其弹性体采用片状的异形结构，加工难度大，控制不精确；第二，其弹性体采用金属或普通塑料制备，在流体压力处于高压情况下，噪音大；第三，其流量控制完全依靠弹性体来控制，调节范围受限制。In addition, 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.
发明内容Summary of the invention
借助本发明的平板薄片式流量控制器，可以解决上述缺点，从而实现即将描述的其它优点。本发明的平板薄片式流量控制器，平板薄片式弹性调节片设置于底座内，当流体压力达到设定压力值后此弹性调节片的底面与底座之间限定 一在流过的流体压力下改变的控制间隙，从而实现对流量的控制。本发明的目的通过如下技术方案达到：With the flat sheet type flow controller of the present invention, the above disadvantages can be solved, thereby realizing other advantages to be described. 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. The object of the invention is achieved by the following technical solutions:
一种平板薄片式流量控制器，包括一个底座，一平板薄片式弹性调节片设置于底座内，当流体压力达到设定压力值后此弹性调节片的底面与底座之间限定一在流过的流体压力下改变的控制间隙，其特征在于：所述底座中间有一凸起圆台，此圆台中间设置一出水孔，圆台上有一定位面，圆台周边均匀开设控制间隙，当流体压力小于设定值时平板薄片式弹性调节片底面和定位面分离此时控制间隙不受改变；当流体压力大于设定值后平板薄片式弹性调节片底面受压力作用变形到达定位面，随着压力的上升平板薄片式弹性调节片进一步变形控制间隙变小。A flat sheet type flow controller includes a base, and a flat sheet type elastic regulating piece is disposed in the base. When the fluid pressure reaches a set pressure value, 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. When the fluid pressure is greater than the set value, 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.
所述底座外圈为过水环。The outer ring of the base is a water ring.
所述底座在外圈过水环和圆台之间设置有一安装斜面，所述平板薄片式弹性调节片装配在此斜面上。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.
所述安装斜面均匀的开设有过水通道。The installation ramp has a uniform water passage.
所述底座上固连一上盖，所述上盖上开设有进水孔。An upper cover is fixed to the base, and the upper cover is provided with a water inlet hole.
所述平板薄片式弹性调节片采用硅胶或橡胶等弹性体材质制备。The flat sheet type elastic regulating sheet is prepared from an elastomer material such as silica gel or rubber.
所述平板薄片式弹性调节片通过外圈定位于所述安装斜面上，其他部位悬空。The flat sheet type elastic regulating piece is positioned on the mounting inclined surface by an outer ring, and other parts are suspended.
本发明对比已有技术有以下显著优点：The present invention has the following significant advantages over the prior art:
1.平板薄片式弹性调节片通过外圈定位于所述安装斜面上，其他部位悬空，这样在低压时，流量可以快速的到达一个设定的上限值；1. 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;
2.平板薄片式弹性调节片通过外圈定位于所述安装斜面上，其他部位悬空，这样在压力上升时，平板薄片式弹性调节片可以更加容易的变形达到定位面对流量进行控制；2. 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;
3.控制间隙设置于底座中间凸起圆台上，在高压下也能确保平板薄片式弹性调节片完全的覆盖住定位面，可以稳定的对控制间隙进行限定；3. 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;
4.采用此发明的平板薄片式流量控制器可以通过改变平板薄片式弹性调节片的硬度、厚度和控制间隙的宽度等变量来控制流量，使得流量调节更加的方便。4. 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.
附图说明DRAWINGS
图1是本发明平板薄片式流量控制器在不受流体压力情况下的主剖视 图；Figure 1 is a front cross-sectional view of the flat sheet flow controller of the present invention under fluid pressure Figure
图2是图1的平板薄片式流量控制器在受流体压力情况下调节片变形达到定位面时的主剖视图；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;
图3是对比图1和图2平板薄片式流量控制器在相对图2更加进一步受更大流体压力情况下调节片进一步变形控制间隙变小时的主剖视图；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;
图4是本发明平板薄片式流量控制器的爆炸图；Figure 4 is an exploded view of the flat sheet type flow controller of the present invention;
图5是图3的局部放大对比图，下图为对比上图，在平板薄片式弹性调节片厚度、控制间隙宽度和流体压力不变条件下，改变平板薄片式弹性调节片硬度对控制间隙过水面积的影响，上图平板薄片式弹性调节片硬度大于下图；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;
图6是图3的局部放大对比图，下图为对比上图，在平板薄片式弹性调节片硬度、控制间隙宽度和流体压力不变条件下，改变平板薄片式弹性调节片厚度对控制间隙过水面积的影响，上图平板薄片式弹性调节片厚度大于下图；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;
图7是图3的局部放大对比图，下图为对比上图，在平板薄片式弹性调节片硬度、平板薄片式弹性调节片厚度和流体压力不变条件下，改变控制间隙宽度对控制间隙过水面积的影响，上图控制间隙宽度小于下图。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.
具体实施方式detailed description
现结合附图和具体实施方式对本发明进一步说明。The invention will now be further described with reference to the drawings and specific embodiments.
本发明的基本思路是在低压下，平板薄片式弹性调节片和定位面分离，这样确保流量能够快速的达到一个设定的最大值；当流体压力达到设定压力值后此弹性调节片的底面与底座之间限定一在流过的流体压力下改变的控制间隙，从而实现对流量的控制。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.
参考图1、2、3、4、5、6、7所示实施例的平板薄片式流量控制器1，其可安装于在这里未示出的卫生设备的预设的前端位置中，流经于此未示出的卫生设备的管道中的流体先通过所平板薄片式流量控制器1后在流入此卫生设备的其他部件。Referring to the flat sheet flow controller 1 of the embodiment shown in Figures 1, 2, 3, 4, 5, 6, and 7, which can be installed in a preset front end position of a sanitary device not shown here, flowing through The fluid in the conduit of the sanitary device not shown here first passes through the flat sheet flow controller 1 and flows into other components of the sanitary device.
平板薄片式流量控制器1为此用于即使在越来越大的流入流体的压力时也可以将每单位时间内流过的流量控制在一规定的最大值，平板薄片式流量控制器1包括一底座2，其中间有一凸起圆台11，此圆台11中间设置一出水孔6，圆台11上有一定位面8，圆台11周边均匀开设控制间隙9，当流体压力小于设 定值时平板薄片式弹性调节片底面10和定位面8分离此时控制间隙9不受改变；当流体压力大于设定值后平板薄片式弹性调节片底面10受压力作用变形到达定位面8，随着压力的上升平板薄片式弹性调节片3进一步变形控制间隙9变小。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.
为此，所述底座2外圈为过水环5，所述过水环5和圆台11设置有一安装斜面12，所述平板安装斜面12均匀的开设有过水通道7，薄片式弹性调节片3装配在此斜面12上。所述平板薄片式弹性调节片3通过底面10的外圈和安装斜面12配合，其他部位悬空，这样，在流体压力小于设定值时平板薄片式弹性调节片底面10和定位面8分离，流体可以依次流经过水环5、过水通道7，控制间隙8最后从出水孔6流出，确保了流体能够快速的达到一个设定的最大流量值。To this end, 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.
当流体压力大于设定值后平板薄片式弹性调节片底面10受压力作用变形到达定位面8，随着压力的上升平板薄片式弹性调节片3进一步变形控制间隙9变小。为此，平板薄片式弹性调节片3采用硅胶或橡胶等弹性体制备而成，这样，当流体压力上升时，平板薄片式弹性调节片3可以快速达到定位面8，此时控制间隙实现流量调节功能。When the fluid pressure is greater than the set 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. For this reason, 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. Features.
图5、6、7可看出的是，可以通过调节平板薄片式弹性调节片3的厚度、平板薄片式弹性调节片3的硬度、控制间隙9的宽度其中之一，或者组合的调节它们之间的两项或三项来改变控制间隙9的大小从而调节流量。5, 6, and 7, it can be seen that 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.
图1、2、3、4可知，所述底座2上固连一上盖4，所述上盖4上开设有进水孔13，流体通过进水孔13，到达过水环5。1, 2, 3, and 4, 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.
本发明的平板薄片式流量控制器的工作方式是：此平板薄片式流量控制器1安装于卫生设备预设的前端位置中，当有流体流经此设备是，流体依次从进水孔13、过水环5、，过水通道7，控制间隙8最后从出水孔6流出。当流体压力小于设定值时平板薄片式弹性调节片底面10和定位面8分离此时控制间隙9不受改变，此时流量可以快速的达到一个设定的最大值；当流体压力大于设定值后平板薄片式弹性调节片底面10受压力作用变形到达定位面8，随着压力的上升平板薄片式弹性调节片3进一步变形控制间隙9变小，确保流过的流量控制在一规定的最大值。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. When 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; when the fluid pressure is greater than the set value After the value, the bottom surface 10 of the flat sheet type elastic regulating 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 be small, and the flow rate of the flow control is controlled to a predetermined maximum. value.
因此，本发明的平板薄片式流量控制器不仅能够很好的确保低压下流量能够快速的达到一个设定的最大值，并且即使在越来越大的流入流体的压力时也 可以将每单位时间内流过的流量控制在一规定的最大值，并且采用弹性体材质制备平板薄片式弹性调节片，可以很好的实现噪音的控制。Therefore, 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.
尽管结合优选实施方案具体展示和介绍了本发明，但所属领域的技术人员应该明白，在不脱离所附权利要求书所限定的本发明的精神和范围内，在形式上和细节上可以对本发明做出各种变化，均为本发明的保护范围。 While the invention has been particularly shown and described with reference to the embodiments of the embodiments of the present invention Various changes are made, which are the scope of protection of the present invention.

Claims (7)

  1. 一种平板薄片式流量控制器，包括一个底座，一平板薄片式弹性调节片设置于底座内，当流体压力达到设定压力值后此弹性调节片的底面与底座之间限定一在流过的流体压力下改变的控制间隙，其特征在于：所述底座中间有一凸起圆台，此圆台中间设置一出水孔，圆台上有一定位面，圆台周边均匀开设控制间隙，当流体压力小于设定值时平板薄片式弹性调节片底面和定位面分离此时控制间隙不受改变；当流体压力大于设定值后平板薄片式弹性调节片底面受压力作用变形到达定位面，随着压力的上升平板薄片式弹性调节片进一步变形控制间隙变小。A flat sheet type flow controller includes a base, and a flat sheet type elastic regulating piece is disposed in the base. When the fluid pressure reaches a set pressure value, 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. When the fluid pressure is greater than the set value, 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.
  2. 根据权利要求1所述的一种平板薄片式流量控制器，其特征在于：所述底座外圈为过水环。A flat sheet type flow controller according to claim 1, wherein the outer ring of the base is a water passing ring.
  3. 根据权利要求1至2之一所述的一种平板薄片式流量控制器，其特征在于：所述底座在外圈过水环和圆台之间设置有一安装斜面，所述平板薄片式弹性调节片装配在此斜面上。A flat sheet type flow controller according to any one of claims 1 to 2, wherein 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 assembled. On this slope.
  4. 根据权利要求1至3之一所述的一种平板薄片式流量控制器，其特征在于：所述安装斜面均匀的开设有过水通道。A flat sheet type flow controller according to any one of claims 1 to 3, characterized in that the installation slope is uniformly provided with a water passage.
  5. 根据权利要求1至4之一所述的一种平板薄片式流量控制器，其特征在于：所述底座上固连一上盖，所述上盖上开设有进水孔。The flat sheet type flow controller according to any one of claims 1 to 4, wherein an upper cover is fixed to the base, and the upper cover is provided with a water inlet hole.
  6. 根据权利要求1至5之一所述的一种平板薄片式流量控制器，其特征在于：所述平板薄片式弹性调节片采用硅胶或橡胶等弹性体材质制备。The flat sheet type flow controller according to any one of claims 1 to 5, wherein the flat sheet type elastic regulating sheet is made of an elastomer material such as silica gel or rubber.
  7. 根据权利要求1至6之一所述的一种平板薄片式流量控制器，其特征在于：所述平板薄片式弹性调节片通过外圈定位于所述安装斜面上，其他部位悬空。 A flat sheet type flow controller according to any one of claims 1 to 6, wherein the flat sheet type elastic regulating piece is positioned on the mounting inclined surface by an outer ring, and other portions are suspended.
PCT/CN2014/086277 2014-09-06 2014-09-11 Flat plate sheet type flow controller WO2016033816A1 (en)

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CN108253171A (en) * 2017-12-06 2018-07-06 中国海洋石油集团有限公司 Composite channel water control valve
CN109433542A (en) * 2019-01-17 2019-03-08 上海威固化工制品有限公司 Foam gap filler spray gun

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CN103062466A (en) * 2013-01-11 2013-04-24 李光永 Micro-irrigation capillary pipe inlet flow adjuster

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CN108253171A (en) * 2017-12-06 2018-07-06 中国海洋石油集团有限公司 Composite channel water control valve
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