CN210612620U - Connector and infusion device - Google Patents
Connector and infusion device Download PDFInfo
- Publication number
- CN210612620U CN210612620U CN201920769277.9U CN201920769277U CN210612620U CN 210612620 U CN210612620 U CN 210612620U CN 201920769277 U CN201920769277 U CN 201920769277U CN 210612620 U CN210612620 U CN 210612620U
- Authority
- CN
- China
- Prior art keywords
- connector
- channel
- liquid
- connector body
- channels
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a connector and an infusion device, wherein, the connector comprises a connector body; the connector body is provided with a plurality of liquid passing holes; the first connecting part is arranged on one surface of the connector body and provided with a plurality of first channels, and each first channel is communicated with one liquid passing hole; and the second connecting part is arranged on the surface of the connector body deviating from the first connecting part, and is provided with a second channel communicated with the plurality of liquid passing holes. The technical proposal of the utility model reduces the using number of the connectors in the pipeline of the transfusion device, thereby reducing the complexity of the pipeline.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a connector and an infusion device applying the connector.
Background
At present, the connector on the market is mostly that one end is connected with two connecting pipes, and the other end is connected with a connecting pipe. Therefore, the fluid can be converged into one path from two paths or divided into two paths from one path. However, when the fluid needs to be merged into one path or split into multiple paths, multiple such connectors need to be switched, thereby increasing the complexity of the pipeline.
The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a connector is applied to infusion set, aims at reducing the use number of connector in infusion set's the pipeline, reduces the complexity of pipeline.
To achieve the above object, the present invention provides a connector including:
a connector body; the connector body is provided with a plurality of liquid passing holes;
the first connecting part is arranged on one surface of the connector body and provided with a plurality of first channels, and each first channel is communicated with one liquid passing hole; and
the second connecting portion are arranged on the surface, deviating from the first connecting portion, of the connector body, and are provided with second channels communicated with the liquid passing holes.
In an embodiment of the present invention, the first channels are disposed around a center of the connector body.
In an embodiment of the present invention, the first channels are arranged in a circumferential array.
In an embodiment of the present invention, the diameter of the first channel is defined as D1The diameter of the second channel is D2，1.5≤D2/D1≤3。
In an embodiment of the present invention, the length of the first channel is defined as L1，6mm≤L1≤15mm；
And/or, the length of the second channel is defined as L2，6mm≤L2≤15mm。
In an embodiment of the present invention, the radius of the liquid passing hole is defined as R, and R is greater than or equal to 1 mm.
In an embodiment of the present invention, the first connecting portion includes a connecting post, the connecting post is disposed on a surface of the connector body, and each of the first channels is disposed on the connecting post.
In an embodiment of the present invention, the first connecting portion includes a plurality of connecting posts, a plurality of connecting posts are disposed on a surface of the connector body, and each of the first channels is disposed on one of the connecting posts.
In an embodiment of the present invention, the connector body, the first connecting portion and the second connecting portion are an integral structure.
The utility model also provides an infusion device, which comprises a plurality of first infusion tubes, a plurality of second infusion tubes and a connector, wherein the connector is the connector;
one end of the first infusion tube is connected to the first channel of the first connecting part of the connector;
one end of the second infusion tube is connected to the second channel of the second connecting part of the connector.
The technical scheme of the utility model be provided with a plurality of first passageways in the first connecting portion of connector, the second connecting portion of connector are provided with the second passageway. Wherein, when first passageway is used for connecting many feed liquor pipes, the second passageway is used for connecting the drain pipe, and the liquid in many feed liquor pipes is carried to first passageway after, carries to the second passageway on the second connecting portion through the liquid hole on the connector body, carries to the drain pipe by the second passageway again to it converges into liquid all the way to have realized multichannel liquid. When first passageway is used for connecting many drain pipes, the second passageway is used for connecting the feed liquor pipe, and liquid in the feed liquor pipe is carried to the second passageway after, through a plurality of first passageways that the liquid hole was carried to first connecting portion on the connector body, carries a plurality of drain pipes by a plurality of first passageways again to liquid confluence becomes multichannel liquid all the way.
And because the first connecting part of the connector is provided with a plurality of first channels, the connector can be connected with a plurality of liquid inlet pipes or liquid outlet pipes, so that the number of the connectors in the pipeline of the infusion device is reduced, and the complexity of the pipeline is simplified.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the connector of the present invention;
fig. 2 is a cross-sectional view of the connector of fig. 1.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
220 | Connecting |
| 110 | |
300 | Second connecting |
| 200 | First connecting |
310 | The |
| 210 | First channel |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a connector, which is applied to an infusion device.
Referring to fig. 1 and fig. 2, in an embodiment of the present invention, the connector includes a connector body 100, a first connecting portion 200, and a second connecting portion 300; wherein, the connector body 100 is provided with a plurality of liquid passing holes 110; the first connecting portion 200 is disposed on a surface of the connector body 100, the first connecting portion 200 has a plurality of first channels 210, and each first channel 210 is communicated with a liquid passing hole 110; the second connecting portion 300 is disposed on a surface of the connector body 100 away from the first connecting portion 200, the second connecting portion 300 is provided with a second channel 310, and the second channel 310 is communicated with the plurality of liquid passing holes 110.
In this embodiment, both the first channel 210 and the second channel 310 can be connected to an inlet fluid line or an outlet fluid line. Specifically, the infusion tube is inserted into the first channel 210 and the second channel 310, and glue is applied between the infusion tube and the first channel 210 and the second channel 310, so that the infusion tube and the connector are stably connected. In order to facilitate later maintenance of the pipeline, in an embodiment of the present invention, the infusion tube is detachably connected to the connector, specifically, a clamping block is disposed in the first channel 210 and the second channel 310, the periphery of the infusion tube is provided with a clamping groove, and when the infusion tube is inserted into the first channel 210 or the second channel 310, the clamping block is clamped into the clamping groove, so as to connect the infusion tube to the connector. It can be understood that the detachable connection of the infusion tube and the connector avoids the need of replacing the whole connector and the infusion tube when the connector and the infusion tube are partially damaged, thus reducing the maintenance cost of the pipeline. Of course, the infusion tube and the connector may be connected by a clip, and the applicant does not limit this. In addition, the first channel 210 may be provided with three, four or five channels, and the specific value may be determined according to the number of infusion tubes to be connected.
The technical scheme of the utility model first connecting portion 200 in the connector is provided with a plurality of first passageways 210, and the second connecting portion 300 of connector is provided with second passageway 310. When the first channel 210 is used for connecting a plurality of liquid inlet pipes and the second channel 310 is used for connecting a liquid outlet pipe, liquid in the plurality of liquid inlet pipes is conveyed to the first channel 210, then conveyed to the second channel 310 on the second connecting portion 300 through the liquid passing hole 110 on the connector body 100, and then conveyed to the liquid outlet pipe through the second channel 310, so that the multipath liquid is converged into one path of liquid. When the first channels 210 are used for connecting a plurality of liquid outlet pipes, and the second channels 310 are used for connecting liquid inlet pipes, after liquid in the liquid inlet pipes is conveyed to the second channels 310, the liquid is conveyed to the plurality of first channels 210 on the first connecting portion 200 through the liquid passing holes 110 on the connector body 100, and then is conveyed to the plurality of liquid outlet pipes through the plurality of first channels 210, so that one-way liquid is converged into a plurality of paths of liquid.
In addition, since the first connecting portion 200 of the connector is provided with the plurality of first channels 210, the connector can be connected with a plurality of liquid inlet pipes or liquid outlet pipes, so that the number of the connectors used in the pipeline of the infusion device is reduced, and the complexity of the pipeline is simplified.
Referring to fig. 1, in an embodiment of the present invention, a plurality of first channels 210 are disposed around the center of the connector body 100.
Specifically, the plurality of first channels 210 may be square, rectangular, or triangular around the center of the connector body 100. It will be appreciated that such an arrangement reduces the footprint of the first passage 210, making the overall structure of the connector more compact, reducing the cost of manufacture of the connector. Of course, in other embodiments, the plurality of first channels 210 may also be linearly distributed at intervals on the surface of the first connection portion 200.
In an embodiment of the present invention, the first channels 210 are arranged in a circumferential array.
It will be appreciated that the plurality of first channels 210 are distributed in a circumferential array to further reduce the footprint of the first channels 210, making the overall structure of the connector more compact. Meanwhile, the uniformly distributed first channels 210 also enable liquid in the infusion tubes connected with the first channels to be delivered at a uniform speed, so that the stability of the second channels 310 in delivering the liquid is ensured.
Referring to fig. 2, in an embodiment of the present invention, the diameter of the first channel 210 is defined as D1The diameter of the second channel 310 is D2，1.5≤D2/D1≤3。
It can be understood that when the ratio of the diameters of the second channel 310 to the first channel 210 is too small, the second channel 310 acts as a liquid outlet end, so that the liquid in the second channel 310 is conveyed too fast, and the infusion effect is affected; the second channel 310 acts as an inlet, and after the second channel is branched, the liquid flow rate of the plurality of first channels 210 is reduced, thereby affecting the liquid delivery efficiency. When the diameter ratio of the second channel 310 to the first channel 210 is too large, if the second channel 310 is used as the liquid outlet end, the flow rate in the second channel 310 is slow, so that the infusion efficiency is affected, and if the second channel 310 is used as the liquid inlet end, the flow rate of the liquid in the plurality of first channels 210 is too fast after the liquid is split, so that the infusion effect is affected. Therefore, the ratio of the diameters of the second channel 310 and the first channel 210 is set to be 1.5 to 3, which can ensure both the infusion effect and the infusion efficiency. Specifically, the diameter ratio of the second channel 310 to the first channel 210 may be 1.5, 2, 2.5, or 3, or any value in the above range, and the specific value of the diameter ratio of the second channel 310 to the first channel 210 is not limited in the present application.
In an embodiment of the present invention, the length of the first channel 210 is defined as L1，6mm≤L1≤15mm。
It can be understood that the longer the length of the first channel 210 is, the more convenient the infusion tube is to be installed due to the friction force between the first channel and the second channel when the infusion tube is installed, thereby affecting the installation efficiency; the shorter the length of the first channel 210, the smaller the contact area between the infusion solution and the first channel 210, and the stability of the installation between the two is easily affected. Thus, the length L of the first channel 2101The thickness of the mounting plate is set to be between 6mm and 15mm, so that the mounting between the two is facilitated, and the mounting effect between the two can also be ensured. Specifically, the length L of the first channel 2101Can be 6mm, 8mm, 10mm, 12mm, 14mm, etc., and can also be any value in the interval, this application is to the length L of first passageway 2101The specific value of (b) is not limited.
In an embodiment of the present invention, the length of the second channel 310 is defined as L2，6mm≤L2≤15mm。
It can be understood that the longer the length of the second channel 310 is, the more convenient the infusion tube is to be installed due to the friction between the two, thereby affecting the installation efficiency; the shorter the length of the second channel 310, the smaller the contact area between the liquid outlet pipe and the second channel 310, which is likely to affect the stability of the installation therebetween. Thus, the length L of the second channel 3102The thickness of the mounting plate is set to be between 6mm and 15mm, so that the mounting between the two is facilitated, and the mounting effect between the two can also be ensured. Specifically, the length L of the second channel 3102Can be 6mm, 8mm, 10mm, 12mm, 14mm and the like, and can also be any value in the interval, and the length L of the second channel 310 can be adjusted by the method2The specific value of (b) is not limited.
In an embodiment of the present invention, the radius of the liquid passing hole 110 is defined as R, and R is greater than or equal to 1 mm.
It can be understood that the radius R of the liquid passing hole 110 is too small, so that the flow rate of the liquid in the first channel 210 or the second channel 310 is increased when the liquid passes through the liquid passing hole 110, the pressure is reduced, and cavitation occurs to generate bubbles, thereby affecting the quality of the infusion. Therefore, the radius R of the liquid passing hole 110 is set to be more than 1mm to avoid the generation of bubbles and ensure the transfusion quality. Meanwhile, the larger the radius R of the liquid passing hole 110 is, the liquid transfer efficiency can be improved. Specifically, the radius R of the liquid passing hole 110 may be 1mm, 1.5mm, 2mm, or any value in the above range, and the specific value of the radius R of the liquid passing hole 110 is not limited in the present application and may be determined according to the size of the connector and the actual infusion flow rate.
In an embodiment of the present invention, the first connecting portion 200 includes a connecting post 220, the connecting post 220 is disposed on a surface of the connector body 100, and each first channel 210 is disposed on the connecting post 220.
It can be understood that the first connection portion 200 is provided as a connection post 220, which ensures the strength of the first connection portion 200 and prolongs the service life thereof.
Referring to fig. 1, in an embodiment of the present invention, the first connecting portion 200 includes a plurality of connecting posts 220, the plurality of connecting posts 220 are disposed on a surface of the connector body 100, and each of the first channels 210 is disposed on one of the connecting posts 220.
It will be appreciated that the provision of a plurality of connecting posts 220 may reduce material and thus reduce the cost of manufacturing the connector. In order to ensure the stability of the liquid transportation in the second channel 310, the connection posts 220 are circumferentially arrayed on the surface of the connector body 100, so that the occupied space of the connection posts 220 is reduced, and the structure of the connector is more compact. Further, the connecting columns 220 are mutually abutted, so that the strength of the connecting columns 220 is improved, and the service life of the connector is prolonged.
In an embodiment of the present invention, the connector body 100, the first connecting portion 200 and the second connecting portion 300 are an integral structure.
As can be appreciated, the arrangement improves the strength of the connector and ensures the service life. Meanwhile, the integrated structure also simplifies the manufacturing process of the connector, so that the connector can be manufactured by integrated molding to improve the production efficiency of the product, and specifically, the connector body 100, the first connecting portion 200 and the second connecting portion 300 can be integrally molded by injection molding.
In an embodiment of the present invention, the connector is a plastic component.
The connector is made of the plastic material, the manufacturing cost is reduced, and meanwhile, the plastic material is good in processing characteristic, so that the connector is simple in processing technology and convenient for mechanical large-scale production. Specifically, the connector may be ABS plastic, PA plastic, or the like.
In an embodiment of the present invention, the connector is made of ABS plastic.
It will be appreciated that the ABS plastic has wear resistance such that the first channel 210 and the second channel 310 of the connector are not easily scratched during the process of plugging the pipeline into the connector, thereby preventing the first channel 210 and the second channel 310 from affecting the quality of the liquid due to the debris generated by scratching falling into the liquid in the first channel 210 or the second channel 310. Meanwhile, the ABS plastic has dimensional stability, and the stability and the sealing performance of the connection of the connector and the pipeline are also ensured.
The utility model discloses still provide an infusion set, this infusion set includes a plurality of first transfer lines, second transfer line and connector, and the concrete structure of this connector refers to above-mentioned embodiment, because this infusion set has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here. Wherein one end of each first infusion tube is connected to one first channel 210 of the first connector 200 of the connector; one end of the second infusion tube is connected to the second channel 310 of the connector. And the infusion device can be a syringe, a high-pressure syringe, a drug injection pump and the like.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A connector for use with an infusion set, the connector comprising:
a connector body; the connector body is provided with a plurality of liquid passing holes;
the first connecting part is arranged on one surface of the connector body and provided with a plurality of first channels, and each first channel is communicated with one liquid passing hole; and
the second connecting portion are arranged on the surface, deviating from the first connecting portion, of the connector body, and are provided with second channels communicated with the liquid passing holes.
2. The connector of claim 1, wherein a plurality of the first channels are disposed about a center of the connector body.
3. The connector of claim 2, wherein a plurality of said first channels are arranged in a circumferential array.
4. The connector of claim 1, wherein the diameter defining the first passage is D1The diameter of the second channel is D2，1.5≤D2/D1≤3。
5. The connector of claim 1, wherein the first channel is defined by a length L1，6mm≤L1≤15mm；
And/or, the length of the second channel is defined as L2，6mm≤L2≤15mm。
6. The connector of claim 1, wherein the radius of the liquid passing hole is defined as R, wherein R is larger than or equal to 1 mm.
7. The connector according to any one of claims 1 to 6, wherein the first connecting portion includes a connecting post provided on a surface of the connector body, and each of the first passages is provided on the connecting post.
8. The connector according to any one of claims 1 to 6, wherein the first connecting portion includes a plurality of connecting posts disposed on a surface of the connector body, and each of the first passages is disposed on one of the connecting posts.
9. The connector according to any one of claims 1 to 6, wherein the connector body, the first connecting portion and the second connecting portion are of a unitary structure.
10. An infusion device comprising a plurality of first infusion tubes, a second infusion tube, and a connector according to any one of claims 1 to 9;
one end of the first infusion tube is connected to the first channel of the first connecting part of the connector;
one end of the second infusion tube is connected to the second channel of the second connecting part of the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920769277.9U CN210612620U (en) | 2019-05-24 | 2019-05-24 | Connector and infusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920769277.9U CN210612620U (en) | 2019-05-24 | 2019-05-24 | Connector and infusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210612620U true CN210612620U (en) | 2020-05-26 |
Family
ID=70750453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920769277.9U Active CN210612620U (en) | 2019-05-24 | 2019-05-24 | Connector and infusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210612620U (en) |
-
2019
- 2019-05-24 CN CN201920769277.9U patent/CN210612620U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210679636U (en) | Extrusion head and extrusion device | |
| CN110404603B (en) | Micro-fluidic chip's mounting fixture | |
| CN210612620U (en) | Connector and infusion device | |
| CN102797931A (en) | Leak stopping structure of special quick pipe joint for household RO (Reverse Osmosis) water purifying machine | |
| CN201067672Y (en) | Electrical dialyzer splitter plate | |
| WO2005060486A3 (en) | Small volume, fuel cell inlet fuel gas distributor having low pressure drop | |
| CN220041990U (en) | Battery device | |
| CN216824469U (en) | Three-way pipe and medical instrument | |
| CN113267077A (en) | But mass flow structure, microchannel heat exchanger and air conditioner | |
| CN219789024U (en) | Jig and micro-flow tube | |
| CN215261065U (en) | Water blower | |
| CN219120081U (en) | Fluid distributor | |
| CN216499266U (en) | Series-type microreactor | |
| CN219432651U (en) | Oil pipe assembly and hot press | |
| CN213491104U (en) | Infusion filter head and infusion apparatus | |
| EP3428501B1 (en) | Tubing system | |
| CN213300538U (en) | Novel liquid separating structure of fin heat exchanger | |
| CN210980954U (en) | Tubular heat exchanger | |
| CN215862240U (en) | Pipeline for conveying slurry | |
| CN216045874U (en) | Sealing device for inlet and outlet pipelines of hollow fiber incubator | |
| CN217936759U (en) | Water-saving irrigation bypass structure | |
| CN217025522U (en) | Plate type hose aerator | |
| CN216320048U (en) | Distributor convenient to wash | |
| CN210400517U (en) | Clamping type liquid turbine flowmeter | |
| CN214687806U (en) | Mould with following shape water route |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |