CN205569427U - Prevent infusion set of refluence - Google Patents

Prevent infusion set of refluence Download PDF

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Publication number
CN205569427U
CN205569427U CN201620297792.8U CN201620297792U CN205569427U CN 205569427 U CN205569427 U CN 205569427U CN 201620297792 U CN201620297792 U CN 201620297792U CN 205569427 U CN205569427 U CN 205569427U
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gravity difference
difference limen
difference valve
infusion set
backflow
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CN201620297792.8U
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Chinese (zh)
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何欣霞
胡国银
袁上丰
周星甫
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Chongqing Jiaotong University
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Chongqing Jiaotong University
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  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

本实用新型专利涉及一种输液装置,尤其主要涉及一种防倒流的输液装置,包括输液器滴壶,所述输液器滴壶内设有隔层、导流板、重力差阀和上挡板,所述导流板与输液器滴壶内壁固定连接,所述隔层一端与导流板固定连接,所述隔层还与重力差阀铰接,所述重力差阀通过与隔层铰接分为左右两部分,所述重力差阀左右两侧可通过与隔层铰接处上下摆动,靠近所述重力差阀左端的输液器滴壶内壁上设有上挡板,所述上挡板设置在重力差阀的左端上方。本实用新型所描述的一种防倒流的输液装置通过重力差阀的可旋转,实现滴液时液体带动重力差阀旋转,使液体能流下,不滴液时,重力差阀紧靠上挡板封闭输液器滴壶防倒吸。

The utility model patent relates to an infusion device, in particular to an anti-backflow infusion device, including an infusion device drip pot, and the infusion device drip pot is provided with a partition, a deflector, a gravity difference valve and an upper baffle , the deflector is fixedly connected to the inner wall of the drip pot of the infusion set, one end of the partition is fixedly connected to the deflector, the partition is also hinged with the gravity difference valve, and the gravity difference valve is divided into two parts by being hinged with the partition The left and right parts, the left and right sides of the gravity difference valve can swing up and down through the hinge joint with the interlayer, and an upper baffle is arranged on the inner wall of the drip pot of the infusion set near the left end of the gravity difference valve, and the upper baffle is arranged at the gravity above the left end of the differential valve. The anti-backflow infusion device described in the utility model realizes that the liquid drives the gravity difference valve to rotate when dripping liquid through the rotatable gravity difference valve, so that the liquid can flow down, and when the liquid does not drip, the gravity difference valve is close to the upper baffle plate Close the drip pot of the infusion set to prevent sucking back.

Description

一种防倒流的输液装置Anti-backflow transfusion device

技术领域technical field

本实用新型属于医用设备,具体涉及一种防倒流的输液装置。The utility model belongs to medical equipment, in particular to an anti-backflow transfusion device.

背景技术Background technique

在输液过程中,会遇到输液完而没有及时发现的情况,造成血液回流,不仅给病人造成心理恐慌,若长时间没发现则还容易对病人身体造成伤害,日常医护工作使用的输液装置都没有防倒流的功能,不安全。During the infusion process, there will be situations where the infusion is completed but not detected in time, causing blood backflow, which not only causes psychological panic to the patient, but also easily causes harm to the patient's body if it is not found for a long time. The infusion devices used in daily medical work are all There is no anti-backflow function, which is not safe.

实用新型内容Utility model content

本实用新型所要解决的技术问题是提供一种防倒流的输液装置,其具备防倒流的特点。The technical problem to be solved by the utility model is to provide an anti-backflow infusion device, which has the characteristics of anti-backflow.

本实用新型解决上述技术问题的技术方案如下:一种防倒流的输液装置,包括输液器滴壶,所述输液器滴壶内设有隔层、导流板、重力差阀和上挡板,所述导流板与输液器滴壶内壁固定连接,所述隔层一端与导流板固定连接,所述隔层还与重力差阀铰接,所述重力差阀通过与隔层铰接分为左右两部分,所述重力差阀左右两侧可通过与隔层铰接处上下摆动,所述重力差阀右侧的重量大于重力差阀左侧,所述导流板的底端处在重力差阀的左侧上方,靠近所述重力差阀左端的输液器滴壶内壁上设有上挡板,所述上挡板设置在重力差阀的左端上方,所述重力差阀靠着上挡板时可完全封闭输液器滴壶。The technical scheme of the utility model for solving the above-mentioned technical problems is as follows: an anti-backflow transfusion device, comprising an infusion device drip pot, the infusion device drip pot is provided with a partition, a deflector, a gravity difference valve and an upper baffle, The deflector is fixedly connected to the inner wall of the drip pot of the infusion set, one end of the partition is fixedly connected to the deflector, and the partition is also hinged with the gravity difference valve, and the gravity difference valve is divided into left and right parts by being hinged with the partition. Two parts, the left and right sides of the gravity difference valve can swing up and down through the hinge with the interlayer, the weight on the right side of the gravity difference valve is greater than the left side of the gravity difference valve, and the bottom end of the deflector is at the On the upper left side of the gravity difference valve, there is an upper baffle on the inner wall of the drip pot of the infusion set near the left end of the gravity difference valve. The upper baffle is arranged above the left end of the gravity difference valve. The drip pot of the infusion set can be completely closed.

本实用新型的有益效果为:本实用新型所描述的一种防倒流的输液装置通过重力差阀的可旋转,实现滴液时液体带动重力差阀旋转,使液体能流下,不滴液时,重力差阀紧靠上挡板封闭输液器滴壶防倒吸。The beneficial effects of the utility model are: the anti-backflow infusion device described in the utility model can rotate the gravity difference valve through the rotation of the gravity difference valve, and the liquid drives the gravity difference valve to rotate when dripping, so that the liquid can flow down. The gravity difference valve closes against the upper baffle to seal the drip pot of the infusion set to prevent sucking back.

在上述技术方案的基础上,本实用新型还可以做如下改进。On the basis of the above technical solutions, the utility model can also be improved as follows.

进一步,所述导流板与输液器滴壶内壁无缝固定连接。Further, the deflector is seamlessly and fixedly connected with the inner wall of the drip pot of the infusion set.

所述进一步的有益效果为能防溅射。The further beneficial effect is that it can prevent sputtering.

进一步,所述导流板与竖直方向成夹角。Further, the deflector forms an included angle with the vertical direction.

所述进一步的有益效果为更好的倒流液体。Said further benefit is better backflow of liquid.

进一步,所述重力差阀右侧的输液器滴壶内壁上设有下挡板,所述下挡板设置在重力差阀右侧的下方,所述重力差阀左端紧靠上挡板时,重力差阀右端紧靠下挡板。Further, a lower baffle is provided on the inner wall of the drip pot of the infusion set on the right side of the gravity difference valve, and the lower baffle is arranged below the right side of the gravity difference valve. When the left end of the gravity difference valve is close to the upper baffle, The right end of the gravity difference valve is close to the lower baffle.

所述进一步的有益效果为设置下挡板能更好的支撑重力差阀。The further beneficial effect is that setting the lower baffle can better support the gravity difference valve.

进一步,所述重力差阀左端紧靠上挡板,右端紧靠下挡板时,重力差阀为水平放置。Further, when the left end of the gravity difference valve is close to the upper baffle and the right end is close to the lower baffle, the gravity difference valve is placed horizontally.

所述进一步的有益效果为重力差阀对液体的感应更为灵敏。The further beneficial effect is that the gravity difference valve is more sensitive to the liquid.

进一步,所述隔层前后两端分别与输液器滴壶内壁固定连接。Further, the front and rear ends of the barrier are respectively fixedly connected to the inner wall of the drip pot of the infusion set.

所述进一步的有益效果为起稳固作用,同时防止液体溅射。Said further beneficial effect is to play a stabilizing effect while preventing liquid from splashing.

进一步,所述隔层下端设有顶针。Further, a thimble is provided at the lower end of the partition.

所述进一步的有益效果为可以根据顶针控制重力差阀的最大旋转角度,防止重力差阀因过度的偏转而无法自动回位。The further beneficial effect is that the maximum rotation angle of the gravity difference valve can be controlled according to the thimble, preventing the gravity difference valve from being unable to automatically return due to excessive deflection.

附图说明Description of drawings

图1为一种防倒流的输液装置的整体结构示意图。Fig. 1 is a schematic diagram of the overall structure of an anti-backflow infusion device.

图2为一种防倒流的输液装置的左视图。Fig. 2 is a left view of an anti-backflow infusion device.

图3为一种防倒流的输液装置的部分结构示意图。Fig. 3 is a partial structural schematic diagram of an anti-backflow infusion device.

图4为一种防倒流的输液装置的结构示意图。Fig. 4 is a schematic structural view of an anti-backflow infusion device.

附图中,各标号所代表的部件列表如下:In the accompanying drawings, the list of parts represented by each label is as follows:

1.输液器滴壶;2.隔层;3.导流板;4.重力差阀;5.上挡板;6.下挡板;7.顶针。1. Infusion set drip pot; 2. Compartment; 3. Deflector; 4. Gravity difference valve; 5. Upper baffle; 6. Lower baffle; 7. Thimble.

具体实施方式detailed description

以下结合附图对本实用新型的原理和特征进行描述,所举实例只用于解释本实用新型,并非用于限定本实用新型的范围。The principles and features of the present utility model are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the utility model, and are not used to limit the scope of the utility model.

实施例1、参见图1、图2和图3所示,本实用新型提供一种防倒流的输液装置,包括输液器滴壶1,所述输液器滴壶1内设有隔层2、导流板3、重力差阀4和上挡板5,所述导流板3与输液器滴壶1内壁固定连接,所述隔层2一端与导流板3固定连接,所述隔层2还与重力差阀4铰接,所述重力差阀4通过与隔层2铰接分为左右两部分,所述重力差阀4左右两侧可通过与隔层2铰接处上下摆动,所述重力差阀4右侧的重量大于重力差阀4左侧,所述导流板3的底端处在重力差阀4的左侧上方,靠近所述重力差阀4左端的输液器滴壶1内壁上设有上挡板5,所述上挡板5设置在重力差阀4的左端上方,所述重力差阀4靠着上挡板5时可完全封闭输液器滴壶1。Embodiment 1, referring to Fig. 1, Fig. 2 and shown in Fig. 3, the utility model provides a kind of anti-backflow infusion device, comprises infusion device drip pot 1, and described infusion device drip pot 1 is provided with interlayer 2, guide Flow plate 3, gravity difference valve 4 and upper baffle plate 5, said deflector 3 is fixedly connected with the inner wall of drip pot 1 of the infusion set, one end of said partition 2 is fixedly connected with deflector 3, and said partition 2 is also Hinged with the gravity difference valve 4, the gravity difference valve 4 is divided into left and right parts by being hinged with the interlayer 2, the left and right sides of the gravity difference valve 4 can swing up and down through the hinge with the interlayer 2, and the gravity difference valve The weight on the right side of 4 is greater than the left side of the gravity difference valve 4, the bottom end of the deflector 3 is above the left side of the gravity difference valve 4, and the infusion set drip pot 1 inner wall near the left end of the gravity difference valve 4 is provided with There is an upper baffle 5, and the upper baffle 5 is arranged above the left end of the gravity difference valve 4. When the gravity difference valve 4 leans against the upper baffle 5, it can completely close the drip pot 1 of the infusion set.

导流板3与输液器滴壶1内壁无缝固定连接;导流板3与竖直方向成夹角,为了更好的导流液体;重力差阀4右侧的输液器滴壶1内壁上设有下挡板6,下挡板6设置在重力差阀的右侧下方,重力差阀4左端紧靠上挡板5时,重力差阀4右端紧靠下挡板6,重力差阀4左端紧靠上挡板5,右端紧靠下挡板6时,重力差阀4为水平放置,设置下挡板能更好的支撑重力差阀,同时提高重力差阀对液体的灵敏;隔层2前后两端分别与输液器滴壶1内壁固定连接,更好的固定本装置;隔层2下端设有顶针7,可以调整顶针来控制重力差阀的最大旋转角度,防止重力差阀因过度的偏转而无法自动回位。The deflector 3 is seamlessly fixedly connected with the inner wall of the drip pot 1 of the infusion set; the deflector 3 forms an angle with the vertical direction, in order to better guide the liquid; on the inner wall of the drip pot 1 of the infusion set on the right side of the gravity difference valve 4 A lower baffle 6 is provided, and the lower baffle 6 is arranged under the right side of the gravity difference valve. When the left end of the gravity difference valve 4 is close to the upper baffle 5, the right end of the gravity difference valve 4 is close to the lower baffle 6. When the left end is close to the upper baffle 5 and the right end is close to the lower baffle 6, the gravity difference valve 4 is placed horizontally. Setting the lower baffle can better support the gravity difference valve and improve the sensitivity of the gravity difference valve to liquid at the same time; 2. The front and rear ends are respectively fixedly connected with the inner wall of the drip pot 1 of the infusion set to better fix the device; the lower end of the compartment 2 is provided with a thimble 7, which can be adjusted to control the maximum rotation angle of the gravity difference valve to prevent the gravity difference valve from being overwhelmed. The deflection cannot return automatically.

实施例2、参见图4所示,本实用新型提供一种防倒流的输液装置,包括输液器滴壶1,所述输液器滴壶1内设有隔层2、导流板3、重力差阀4和下挡板6,所述导流板3与输液器滴壶1内壁固定连接,所述隔层2一端与导流板3固定连接,所述隔层2还与重力差阀4铰接,所述重力差阀4通过与隔层2铰接分为左右两部分,所述重力差阀4左右两侧可通过与隔层2铰接处上下摆动,所述重力差阀4右侧的重量大于重力差阀4左侧,所述导流板3的底端处在重力差阀4的左侧上方,靠近所述重力差阀4左端的输液器滴壶1内壁上设有下挡板6,所述下挡板6设置在重力差阀4的左端上方,所述重力差阀4靠着下挡板6时可完全封闭输液器滴壶1。Embodiment 2, referring to Fig. 4, the utility model provides a kind of anti-backflow infusion device, comprises infusion set drip pot 1, and described infusion set drip pot 1 is provided with interlayer 2, guide plate 3, gravity difference The valve 4 and the lower baffle 6, the deflector 3 is fixedly connected to the inner wall of the drip pot 1 of the infusion set, one end of the partition 2 is fixedly connected to the deflector 3, and the partition 2 is also hinged to the gravity difference valve 4 , the gravity difference valve 4 is divided into left and right parts by being hinged with the interlayer 2, the left and right sides of the gravity difference valve 4 can swing up and down through the hinge joint with the interlayer 2, and the weight on the right side of the gravity difference valve 4 is greater than On the left side of the gravity difference valve 4, the bottom end of the deflector 3 is above the left side of the gravity difference valve 4, and a lower baffle plate 6 is arranged on the inner wall of the drip pot 1 of the infusion set near the left end of the gravity difference valve 4, The lower baffle 6 is arranged above the left end of the gravity difference valve 4 , and when the gravity difference valve 4 leans against the lower baffle 6 , it can completely close the drip pot 1 of the infusion set.

导流板3与输液器滴壶1内壁无缝固定连接;导流板3与竖直方向成夹角,为了更好的导流液体;重力差阀4右端紧靠下挡板6时,重力差阀4为水平放置,提高重力差阀对液体的灵敏;隔层2前后两端分别与输液器滴壶1内壁固定连接,更好的固定本装置;隔层2下端设有顶针7,可以调整顶针来控制重力差阀的最大旋转角度,防止重力差阀因过度的偏转而无法自动回位。The deflector 3 is seamlessly fixedly connected with the inner wall of the drip pot 1 of the infusion set; the deflector 3 forms an included angle with the vertical direction, in order to better guide the liquid; when the right end of the gravity difference valve 4 is close to the lower baffle 6, the gravity The differential valve 4 is placed horizontally to improve the sensitivity of the gravity differential valve to liquids; the front and rear ends of the interlayer 2 are respectively fixedly connected to the inner wall of the drip pot 1 of the infusion set to better fix the device; the lower end of the interlayer 2 is provided with a thimble 7, which can Adjust the thimble to control the maximum rotation angle of the gravity difference valve to prevent the gravity difference valve from returning automatically due to excessive deflection.

本实用新型的有益效果是:本实用新型所描述的一种防倒流的输液装置通过重力差阀的可旋转,实现滴液时液体带动重力差阀旋转,使液体能流下,不滴液时,重力差阀紧靠上挡板封闭输液器滴壶防倒吸,同时设有顶针防止重力差阀过度偏转而无法自动回位,本新型具备结构简单,有利于普及的特点。The beneficial effects of the utility model are: the anti-backflow infusion device described in the utility model can rotate the gravity difference valve through the rotatable gravity difference valve, and the liquid drives the gravity difference valve to rotate when dripping, so that the liquid can flow down. The gravity difference valve closes to the upper baffle to close the drip pot of the infusion set to prevent sucking back. At the same time, a thimble is provided to prevent the gravity difference valve from being excessively deflected and unable to return automatically. This model has the characteristics of simple structure and is conducive to popularization.

以上所述仅为本实用新型的较佳实施例,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、改进等,均应包含在本实用新型的保护范围之内。The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (7)

1. the infusion set of an anti-backflow, it is characterised in that include that transfusion device drips kettle (1), described Transfusion device is provided with interlayer (2), deflector (3), gravity difference limen (4) and overhead gage in dripping kettle (1) (5), described deflector (3) drips with transfusion device that kettle (1) inwall is fixing to be connected, described interlayer (2) Upper end is fixing with deflector (3) to be connected, and described interlayer (2) lower end is hinged with gravity difference limen (4), Described gravity difference limen (4) is by be divided into left and right two parts hinged with interlayer (2), described gravity difference limen (4) The left and right sides can be by swinging up and down with interlayer (2) hinged place, the weight on described gravity difference limen (4) right side Amount is more than gravity difference limen (4) left side, and the bottom end of described deflector (3) is at gravity difference limen (4) Above Zuo Ce, the transfusion device near described gravity difference limen (4) left end drips kettle (1) inwall and is provided with gear Plate (5), described overhead gage (5) is arranged on above the left end of gravity difference limen (4), described gravitational difference Transfusion device can be completely enclosed when valve (4) is against overhead gage (5) and drip kettle (1).
The infusion set of a kind of anti-backflow the most according to claim 1, it is characterised in that described Deflector (3) drips with transfusion device that kettle (1) interior wall seamless is fixing to be connected.
The infusion set of a kind of anti-backflow the most according to claim 1, it is characterised in that described Deflector (3) is in vertical direction with angle.
The infusion set of a kind of anti-backflow the most according to claim 1, it is characterised in that described The transfusion device on gravity difference limen (4) right side drips kettle (1) inwall and is provided with lower baffle plate (6), described lower block Plate (6) is arranged on the lower section of gravity difference limen (4) right-hand member, and described gravity difference limen (4) left end is against upper During baffle plate (5), gravity difference limen (4) right-hand member is against lower baffle plate (6).
The infusion set of a kind of anti-backflow the most according to claim 4, it is characterised in that described Gravity difference limen (4) left end against overhead gage (5), right-hand member when lower baffle plate (6), gravity difference limen (4) it is horizontally disposed with.
The infusion set of a kind of anti-backflow the most according to claim 1, it is characterised in that described Interlayer (2) rear and front end drips that kettle (1) inwall is fixing to be connected respectively with transfusion device.
7. according to the infusion set of a kind of anti-backflow described in any one of claim 1 to 6, its feature Being, described interlayer (2) lower end is provided with thimble (7).
CN201620297792.8U 2016-04-11 2016-04-11 Prevent infusion set of refluence Expired - Fee Related CN205569427U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111790013A (en) * 2020-07-24 2020-10-20 卢光梦 Blood purifies uses liquid medicine ration filling device with prevent backflow structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111790013A (en) * 2020-07-24 2020-10-20 卢光梦 Blood purifies uses liquid medicine ration filling device with prevent backflow structure

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