CN202154892U - Air removing device for haemodialysis equipment - Google Patents

Air removing device for haemodialysis equipment Download PDF

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Publication number
CN202154892U
CN202154892U CN 201120218430 CN201120218430U CN202154892U CN 202154892 U CN202154892 U CN 202154892U CN 201120218430 CN201120218430 CN 201120218430 CN 201120218430 U CN201120218430 U CN 201120218430U CN 202154892 U CN202154892 U CN 202154892U
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China
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liquid
outlet
outer cylinder
anti
outer barrel
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CN 201120218430
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Chinese (zh)
Inventor
张力华
李叶勇
杨建龙
马志健
黄周梁
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广州市暨华医疗器械有限公司
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Abstract

The utility model discloses an air removing device for haemodialysis equipment. The air removing device comprises a vertical outer barrel (10), an air outlet (11), at least one detector (14), a liquid inlet (12), a liquid outlet (13) and a prevention plate (16), wherein the air outlet (11) is arranged on a top cover of the outer barrel (10), the at least one detector (14) is used for detecting the internal liquid level of the outer barrel (10), the liquid inlet (12) and the liquid outlet (13) are arranged on a bottom cap of the outer barrel (10), and the prevention plate (16) which is respectively connected with the liquid inlet (12) and the liquid outlet (13) are arranged inside the outer barrel (10). The liquid inlet and outlet at the bottom is adopted for realizing the stable liquid level when the flow velocity of liquid in a small cavity is larger than 1.5L/min, therefore, the air removing device provided by the utility model has good air removing effect and simple structure.

Description

用于血液透析设备的除气装置 Means for degassing the hemodialysis machine

技术领域 FIELD

[0001] 本实用新型涉及一种除气装置,尤其是涉及一种血液透析设备中的除气装置。 [0001] The present invention relates to a degassing device, particularly to an apparatus for degassing a hemodialysis device. 背景技术 Background technique

[0002] 血液透析设备包括水处理系统、混合透析用水和透析用浓缩液的混合装置、通过人工肾泵透析液的设备和其他辅助设备。 [0002] The water treatment system includes a hemodialysis machine, mixed with water and mixing device dialysis dialysis concentrate, equipment and other auxiliary equipment through an artificial kidney dialysis solution pump.

[0003] 透析用水为普通自来水依次经过过滤、软化、活性炭吸附以及反渗处理形成的反渗水。 [0003] The dialysis water is ordinary tap water successively filtered, softening, reverse osmosis and activated carbon adsorption process for forming a reverse osmosis water. 透析用浓缩液分为浓缩液A和浓缩液B两类,其中,浓缩液A含有氯化钠、氯化钾、氯化钙、氯化镁以及葡萄糖等成分;浓缩液B主要是碳酸氢钠。 Dialysis concentrate was divided into two groups A and B with a concentrated solution concentrate, wherein the concentrate A contains sodium chloride, potassium chloride, calcium chloride, magnesium chloride and glucose and other components; B mainly concentrate is sodium bicarbonate. 将透析用水和透析液浓缩溶液按一定比例经过混合装置充分混合,配成最终使用浓度的透析液。 The dialyzed solution was washed with water and concentrated dialysate mixing device through a certain proportion sufficiently mixed, dubbed the final concentration of the dialysate.

[0004] 在血液透析设备中,要求透析液中不能存在气泡。 [0004] In the hemodialysis apparatus, it is not required the presence of bubbles in the dialysate. 除了加设专门的水气分离装置外,还可以液路上加设捕获在液体中气体的除气装置,以确保透析液中无气体。 In addition to the water added by dedicated gas separation device, the fluid path may also be added to capture degassing device is provided in the liquid gas, to ensure that no gas in the dialysate.

[0005] 现有的血液透析设备中,一般采用从除气装置的侧边进出液,且液体是直进直出的方式,存在如下缺陷: [0005] In the conventional hemodialysis apparatus, normally by means of liquid out from the side of the gas addition device, and the liquid is straight straight out, the following disadvantages:

[0006] 1、液体流速较大时,除气装置中水位不平稳,导致除气装置留不住气体,气体以气泡形式跟随液体从出液口排出; [0006] 1, the liquid flow rate is large, the water level in the degassing device is not smooth, resulting in degassing apparatus unable to retain gas, the gas follows the liquid from the liquid outlet in the form of bubbles;

[0007] 2、由于进液口和出液口均设置在除气装置的侧面,对于纵式布局的血液透析设备而言,占据空间大,且不便于安装使用。 [0007] 2, since the inlet and outlet port are provided at the side of the degassing device, a hemodialysis device for the vertical layout, occupying a large space, and inconvenient to install and use.

发明内容 SUMMARY

[0008] 本实用新型提出一种血液透析设备中的除气装置,采用底部进出液和顶部出气, 具有液流平稳的特点。 [0008] The present invention provides a hemodialysis apparatus in the degassing apparatus, using liquid out of the bottom and the top outlet, having a smooth flow characteristics.

[0009] 本实用新型采用如下技术方案实现:一种用于血液透析设备的除气装置,其包括: 垂直设置的外筒;设置在外筒顶盖上的出气口和至少一个用于检测外筒内部液位的检测器;设置在外筒底盖上的进液口和出液口;在外筒内部设置一个分别连接进液口和出液口的防呆板。 [0009] The present invention adopts the following technical solution: one kind of the degassing apparatus for a hemodialysis apparatus, comprising: an outer tube disposed vertically; the outer cylinder is provided on the outlet cover and the outer cylinder detecting at least one internal liquid level detector; a fluid inlet disposed on the bottom cover of the outer cylinder and the liquid outlet; provided inside the outer cylinder are connected to a liquid inlet and a liquid outlet anti dull.

[0010] 其中,防呆板包括:设置在防呆板上与进液口贯通连接的若干个斜孔;设置在防呆板上与出液口贯通连接的若干个直孔;设置在防呆板下侧面上的防呆结构。 [0010] wherein the anti-dull comprising: setting a plurality of through holes connected to the swash plate and foolproof inlet opening; a plurality of straight through-holes arranged in connection with the plate fluid outlet foolproof; stiff upper side surface disposed at the anti- the fool-proof structures.

[0011] 其中,防呆结构包括垂直设置第一凸块和第二凸块,第一凸块和第二凸块之间具有一间距而形成定位槽,且定位槽其中一端的宽度大于另一端的宽度。 [0011] wherein, the fool-proof structure includes a vertically disposed first bump and the second bump having a distance between the first bump and the second bump is formed positioning groove, wherein the groove width and positioned at one end than the other end width.

[0012] 其中,外筒外侧面具有固定部。 [0012] wherein the outer side surface of the outer cylinder fixed portion.

[0013] 与现有技术相比,本实用新型具有如下有益效果: [0013] Compared with the prior art, the present invention has the following advantages:

[0014] 本实用新型提出的除气装置,采用底部进出液,实现了小腔体在液体流速大于1.5L/分钟时的液位稳定,具有较佳的除气效果。 Degassing device [0014] The present invention proposes using liquid out of the bottom to achieve a small cavity is greater than the stable level of 1.5L / min at a flow rate of a liquid, having a degassing effect is preferred. 另外,本实用新型提出的除气装置具有结构简单的优点。 Further, the degassing apparatus of the present invention has a simple structure proposed advantages. 附图说明 BRIEF DESCRIPTION

[0015] 图1是本实用新型除气装置的立体结构示意图; [0015] FIG. 1 is a schematic perspective view of the present invention, the degassing apparatus;

[0016] 图2是本实用新型除气装置的剖面结构示意图; [0016] FIG. 2 is a schematic cross-sectional structure of the present invention, the degassing apparatus;

[0017] 图3是图2中防呆板的结构示意图; [0017] FIG. 3 is a schematic view in FIG. 2 anti-rigid;

[0018] 图4本实用新型一个应用实例的连接示意图; [0018] FIG. 4 of the present invention, an application example of the connection diagram;

[0019] 图5是本实用新型另一个应用实例的连接示意图。 [0019] FIG. 5 is a schematic diagram of the present invention is connected to another application example.

具体实施方式 Detailed ways

[0020] 结合图1、图2和图3所示,本实用新型提出的除气装置包括:垂直设置的圆筒状外筒10,其外部连接设置用于将外筒10固定在其他物体上的固定部15 ;外筒10的顶盖上设置一个出气口11和至少一个用于检测外筒10内部液位高度的检测器14,外筒10的底盖上设置进液口12和出液口13 ;且外筒10内的底部设置一个分别连接进液口12和出液口13的防呆板16。 [0020] in conjunction with FIGS. 1, 2 and 3, the degassing device proposed by the present invention comprises: a cylindrical outer tube 10 disposed vertically, which external connection is provided for the outer tube 10 is fixed to other objects the fixing portion 15; air outlet 11 is provided a height and at least one detector 10 for detecting the liquid level inside the outer cylinder 14, the bottom cover is provided with an outer cylinder 10 and an inlet fluid port 12 on the cap 10 of the outer cylinder port 13; and the bottom is provided inside the outer cylinder 10 are connected to a liquid inlet 12 and the outlet port of the 1613 anti-rigid.

[0021] 其中,防呆板16上设置若干个斜孔161,以及若干个直孔162,且若干个斜孔161 与进液口12保持贯通,而若干个直孔162与出液口之间保持贯通;防呆板16的下侧面的中部设置防呆结构,所述防呆结构包括垂直设置第一凸块163和第二凸块164,第一凸块163 与第二凸块164之间具有一定距离而形成定位槽,且定位槽其中一端的宽度大于另一端的宽度,使安装防呆板16时不会安装在错误位置。 [0021] wherein a plurality of inclined holes 161, 162 and a plurality of straight holes on the anti-dull 16, and a plurality of inclined holes 161 and held through the liquid inlet 12, while maintaining a straight bore 162 between a plurality of fluid outlet and through; the central lower side is provided foolproof anti rigid structure 16, the fool-proof structure includes a vertically disposed first bump 163 and a second bump 164 having a projection 163 between a first constant and a second bump 164 from the positioning groove is formed, and wherein the positioning groove width greater than the width of one end of the other end, so that the position error will not be installed when installing the anti-dull 16.

[0022] 由于防呆板16将进液口12与出液口13分开,进液口12的液体从斜孔161进入外筒10的内部,然后液体从直孔162经过出液口13流出外筒10;若从进液口12流入的液体中存在气泡,进入外筒10内部后,由于气泡具有较轻的密度,气泡将在外筒10内部上升, 从而留在外筒10内部而不会随着液体从出液口13流出。 [0022] Since the anti-dull 16 inlet port 12 and outlet port 13 are separated, the liquid inlet port 12 into the interior of the outer cylinder 10 from the inclined hole 161, and then the liquid through the outlet port from flowing outside the tube from a straight hole 162 13 10; if the presence of bubbles from the liquid inlet port 12 of inflow, into the inside of the outer cylinder 10, having a lesser density of the bubble, bubbles 10 rising inside the outer cylinder, the outer cylinder 10 so as to leave the interior as the liquid without 13 tapped from the melt outlet.

[0023] 随着外筒10内部气体的增加,外筒10内部的液位将下降,当检测器14的末端探头检测不到液位时,将外筒10内部的气体排除。 [0023] With the increase of the gas inside the outer cylinder 10, the inside of the outer cylinder 10 will decrease the level, the end of the probe when the detector 14 does not detect the liquid level, the gas inside the outer cylinder 10 negative. 根据除气装置不同的使用环境,可以采用正压除气或负压除气。 Depending on the use environment of the degassing device can be negative or positive pressure degassing degassing.

[0024] 结合图4所示,为正压除气的应用实例中各设备的连接关系示意图。 [0024] in conjunction with FIG. 4, a schematic view of the connection between an application example of a positive pressure in each of the degassing devices. 正压除气一般应用在透析液供液管路中。 Degassing pressure is generally used in the dialysis liquid supply line. 供液泵在大于0. 5牛顿的正压力作用下,将透析液从进液口12送入外筒10内部。 Supply pump under a positive pressure greater than 0.5 Newtons, dialysate into the interior of the outer cylinder 10 from the inlet port 12. 当检测器14的末端探头能够检测到液位时,连接在出气口11的电磁阀关闭;当检测器14的末端探头检测不到液位时,连接在出气口11上管路的电磁阀打开, 外筒10内部的气体在正压作用下从出气口11排出,外筒10内部的液位上升,直到检测器14的末端探头再次能够检测到液位时关闭电磁阀。 End of the probe when the detector 14 can detect the liquid level, the solenoid valve connected to the outlet 11 is closed; end of the probe when the detector 14 does not detect the liquid level, the solenoid valve opens the connection 11 of the outlet conduit , the interior of the outer cylinder 10 under positive pressure gas is discharged from the outlet port 11, the inside of the outer cylinder 10 the liquid level rises, the solenoid valve is closed until the end of the probe detector 14 can detect the liquid level again.

[0025] 结合图5所示,为负压除气的应用实例中各设备的连接关系示意图。 [0025] in conjunction with FIG. 5, a schematic view of the connection between an application example of a negative pressure in the degassing each device. 负压除气一般应用在透析液回路管路中。 Vacuum degassing is generally used in the dialysate circuit line. 出液口13连接出液泵,出液泵以一定压力将透析液从外筒10 内部抽出,从而使进液口12具有一定负压。 The liquid outlet 13 is connected to the pump, a constant pressure pump the dialysate from the inside of the outer cylinder 10 is withdrawn so that the liquid inlet 12 with a certain negative pressure. 当检测器14的末端探头能够检测到液位时,关闭连接在出气口11上管路的电磁阀以及气泵;当检测器14的末端探头检测不到液位时,电磁阀打开与电磁阀连接的气泵开始工作,将外筒10内部的气体从出气口11抽出,外筒10 内部的液位上升,直到检测器14的末端探头再次能够检测到液位时关闭电磁阀而使气泵停止工作。 End of the probe when the detector 14 can detect the liquid level, closing the solenoid valve connected to the conduit 11 and pump outlet port; when the detector probe tip 14 can not detect the liquid level, the solenoid valve connected to the electromagnetic valve is opened the pump starts working, the interior of the outer cylinder 10 of the gas withdrawn from the outlet port 11, the inside of the outer cylinder 10 the liquid level rises, until the end of the detector probe 14 is capable of detecting the liquid level closes the solenoid valve to the pump is stopped again.

[0026] 以上所述仅为本实用新型的较佳实施例而已,并不用以限制本实用新型,凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本实用新型的保护范围之内。 [0026] The preferred embodiments of the present invention the above embodiments only but are not intended to limit the present disclosure, any modifications can be made within the spirit and principle of the invention, equivalent replacements and improvements should fall It included within the scope of protection of the present invention.

Claims (4)

1. 一种用于血液透析设备的除气装置,其特征在于,包括:垂直设置的外筒(10);设置在外筒(10)顶盖上的出气口(11)和至少一个用于检测外筒(10)内部液位的检测器(14); 设置在外筒(10)底盖上的进液口(12)和出液口(13);在外筒(10)内部设置一个分别连接进液口(12)和出液口(13)的防呆板(16)。 A degassing device for the hemodialysis apparatus, characterized by comprising: an outer cylinder (10) arranged vertically; provided in the outer cylinder (10) outlet (11) on the top and for detecting at least one an outer cylinder (10) inside the liquid level detector (14); the outer cylinder is provided a liquid inlet (10) of the bottom cover (12) and a liquid outlet (13); the outer cylinder (10) are provided inside a ligated into liquid inlet (12) and a liquid outlet (13) of the anti-rigid (16).
2.根据权利要求1所述用于血液透析设备的除气装置,其特征在于,防呆板(16)包括: 设置在防呆板(16)上与进液口(12)贯通连接的若干个斜孔(161);设置在防呆板(16)上与出液口(13)贯通连接的若干个直孔(162);设置在防呆板(16)下侧面上的防呆结构。 The degassing device for the hemodialysis apparatus as claimed in claim 1, wherein the anti-dull (16) comprising: disposed on the anti-rigid (16) through the inlet (12) connected to a plurality of the swash hole (161); disposed on the anti-rigid (16) and fluid outlet (13) a plurality of straight holes (162) through connection; fool-proof structure provided on the anti-rigid (16) sides.
3.根据权利要求2所述用于血液透析设备的除气装置,其特征在于,防呆结构包括垂直设置第一凸块(163)和第二凸块(164),第一凸块(163)和第二凸块(164)之间具有一间距而形成定位槽,且定位槽其中一端的宽度大于另一端的宽度。 The degassing device for the hemodialysis apparatus as claimed in claim 2, characterized in that the fool-proof structure includes a vertically disposed first bump (163) and the second bump (164), a first bump (163 having between) and the second bumps (164) form a positioning groove pitch, and wherein the positioning groove width greater than the width of one end of the other end.
4.根据权利要求1所述用于血液透析设备的除气装置,其特征在于,外筒(10)外侧面具有固定部(15)。 The degassing device for the hemodialysis apparatus as claimed in claim 1, characterized in that, (10) an outer side surface of the outer cylinder fixed portion (15).
CN 201120218430 2011-06-27 2011-06-27 Air removing device for haemodialysis equipment CN202154892U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102225221A (en) * 2011-06-27 2011-10-26 广州市暨华医疗器械有限公司 Degassing device used for hemodialysis equipment
WO2017219311A1 (en) * 2016-06-23 2017-12-28 Medtronic, Inc. Venous air capture chamber
WO2017219310A1 (en) * 2016-06-23 2017-12-28 Medtronic, Inc. Arterial air capture chamber

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102225221A (en) * 2011-06-27 2011-10-26 广州市暨华医疗器械有限公司 Degassing device used for hemodialysis equipment
CN102225221B (en) 2011-06-27 2013-06-05 广州市暨华医疗器械有限公司 Degassing device used for hemodialysis equipment
WO2017219311A1 (en) * 2016-06-23 2017-12-28 Medtronic, Inc. Venous air capture chamber
WO2017219310A1 (en) * 2016-06-23 2017-12-28 Medtronic, Inc. Arterial air capture chamber

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