CN204655655U - Safety type infusion apparatus dropping funnel - Google Patents
Safety type infusion apparatus dropping funnel Download PDFInfo
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- CN204655655U CN204655655U CN201520293470.1U CN201520293470U CN204655655U CN 204655655 U CN204655655 U CN 204655655U CN 201520293470 U CN201520293470 U CN 201520293470U CN 204655655 U CN204655655 U CN 204655655U
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- buoyancy aid
- dropping funnel
- lid
- float valve
- safety type
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Abstract
The utility model discloses safety type infusion apparatus dropping funnel, comprise sheath (1), bottle plug puncture unit (2), air filter (3), dropping funnel (4), float valve (5), it is characterized in that: float valve (5) comprises buoyancy aid lid (5a), buoyancy aid (5b) and sealing member (5c), buoyancy aid lid (5a) and buoyancy aid (5b) are for one end open and be provided with the cylinder of gear type periphery, buoyancy aid lid (5a) and buoyancy aid (5b) are by primary and secondary stem stem (5a1, 5b1) nozzle boil on the nape opposite the mouth connects, sealing member (5c) and buoyancy aid (5b) bottom are by double buckle (5c2, just to infusion port bottom dropping funnel (4b1) after 5b3) connecting.This utility model is automatic plugging dropping funnel infusion port when transfusion completes, and makes the medicinal liquid in conduit stop flowing, prevents air from entering in patient body and the backflow of body inner blood, ensures safe infusion.
Description
Technical field
This utility model relates to the aseptic medical equipment for clinical transfusion purposes, especially relates to a kind of safety type infusion apparatus dropping funnel.
Background technology
In clinical transfusion process, usual medical personnel will look after the transfusion of patient in several ward, labor intensity is very large, usually occur that failing to observe in time infusion bottle inner liquid medicine because of medical personnel, patient or family numbers of patients has been totally lost and does not change infusion bottle in time or extract the phenomenon of infusion needle, liquid level declines too low and causes gas to enter human body causing the adverse consequencess such as aeroembolism, bring heavy mental burden to medical personnel, patient or family numbers of patients.
Summary of the invention
The purpose of this utility model is: provide a kind of safety type infusion apparatus dropping funnel, and the automatic plugging dropping funnel infusion port when transfusion nearly completes, makes infusion pipeline liquid stop flowing, prevents air from entering in patient body and refluxes with body inner blood, ensure infusion safety.
This utility model is achieved through the following technical solutions: this infusion unit titrimeter comprises sheath, bottle plug puncture unit, air filter, dropping funnel, float valve, integrated injection molding dropping funnel lid and pore on bottle plug puncture unit, air filter is installed in pore be sleeved on together on dropping funnel, lower dropping funnel is built with float valve, and entirety forms safety type infusion apparatus dropping funnel; It is characterized in that: float valve comprises buoyancy aid lid, buoyancy aid and sealing member, buoyancy aid and buoyancy aid lid are one end open and are provided with the cylinder of gear type periphery, buoyancy aid lid is connected by primary and secondary stem stem nozzle boil on the nape opposite the mouth with buoyancy aid, sealing member be connected by double buckle bottom buoyancy aid after just to infusion port bottom dropping funnel.
Wherein, described buoyancy aid lid inner bottom surface is provided with sub-stem stem, and sub-stem stem head periphery is provided with snap ring, and the top of buoyancy aid lid is convex cross shunting lattice.
Wherein, described buoyancy aid bottom surface is provided with body core post, and body core post epimere inner surface is provided with draw-in groove, is provided with box in body core post hypomere.
Wherein, described sealing member is by silicone rubber integrated injection molding umbrella cover type diaphragm seal and umbrella handle type ZIKOU.
Another technical scheme of the present utility model is: be provided with recess bottom described buoyancy aid; Described liquid medicine filter inner circle closely cooperates be arranged on lower dropping funnel inner bottom surface for falling infundibulate and periphery and lower dropping funnel inner circle; Described sealing member is that the falope ring that Single port is provided with diaphragm seal is embedded in buoyancy aid base recess just to the infusion port of liquid medicine filter.
Wherein, the external diameter of described float valve is more smaller than lower dropping funnel internal diameter, and under after buoyancy aid lid is connected with buoyancy aid, two nozzle gap lengths ensure normal infusion state, liquid cannot enter float valve cavity.
When starting to infuse, be divided in periphery gear type groove after on the bumpered cross shape convex surface that fluid drips drops on buoyancy aid lid and flow into bottom dropping funnel, along with the rising of liquid level, float valve rises under the buoyancy of liquid, and diaphragm seal departs from infusion port, realizes infusion process; When infusing close to when completing, float valve declines along with liquid level, when contacting to diaphragm seal with infusion port, under atmospheric pressure and float valve gravity pressure, diaphragm seal just tightly blocks infusion port, make air not enter into infusion pipeline, thus prevent air from entering human body and the backflow of body inner blood, realize safe infusion.
The utility model has the advantages that: structure is simple; safe and reliable; the automatic plugging infusion unit titrimeter infusion port when transfusion nearly completes; the medicinal liquid in infusion pipeline is made to stop flowing; thus automatically terminate transfusion; reach and prevent air from entering in patient body and the backflow of body inner blood, ensure safe infusion, this for reduce further and avoid malpractice there is very positive meaning.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present utility model.
Fig. 2 is another technical scheme overall structure figure of the present utility model.
Fig. 3 is the sectional view of float valve.
Fig. 4 is another technical scheme sectional view of float valve.
Fig. 5 is the top view of float valve.
In figure: dropping funnel, 4b1 infusion port, 5a buoyancy aid lid, 5b buoyancy aid, 5c sealing member, 5a1 stem stem, 5a2 snap ring, 5b1 body core post, 5b2 draw-in groove, 5b3 box, 5c1 diaphragm seal, 5c2 ZIKOU, 5B buoyancy aid, 5B3 recess, 5C sealing member, 5C1 diaphragm seal, 6a infusion port, A gap under 1 sheath, 2 bottle plug puncture units, 3 air filters, 4 dropping funnels, 5 float valves, 6 liquid medicine filters, 2a dropping funnel lid, 2b pore, the upper dropping funnel of 4a, 4b.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
As shown in Figure 1, this safety type infusion apparatus dropping funnel comprises sheath 1, bottle plug puncture unit 2, air filter 3, dropping funnel 4, float valve 5, integrated injection molding dropping funnel lid 2a and pore 2b on bottle plug puncture unit 2, installing air filter 3 in pore 2b is sleeved on dropping funnel 4a together, lower dropping funnel 4b is built with float valve 5, and entirety forms safety type infusion apparatus dropping funnel; It is characterized in that: float valve 5 comprises buoyancy aid lid 5a, buoyancy aid 5b and sealing member 5c, buoyancy aid lid 5a and buoyancy aid 5b is one end open and is provided with the cylinder of gear type periphery, buoyancy aid 5b and buoyancy aid lid 5a is by primary and secondary stem stem (5a1,5b1) nozzle boil on the nape opposite the mouth connects, double buckle (5c2 is passed through with sealing member 5c bottom buoyancy aid 5b, 5b3) connect, sealing member 5c is just to infusion port 4b1.
As shown in Fig. 3,5, buoyancy aid lid 5a inner bottom surface is provided with sub-stem stem 5a1, and sub-stem stem 5a1 head periphery is provided with snap ring 5a2, and the top of buoyancy aid lid 5a is convex cross shunting lattice 5a3.
As shown in Fig. 3,5, buoyancy aid 5b bottom surface is provided with body core post 5b1, and body core post 5b1 epimere inner surface is provided with draw-in groove 5b2, is provided with box 5b3 in body core post 5b1 hypomere.
As shown in Fig. 3,5, sealing member 5c is by silicone rubber integrated injection molding umbrella cover type diaphragm seal 5c1 and umbrella handle type ZIKOU 5c2.
As shown in Figure 2,4, be another embodiment of Fig. 1: bottom buoyancy aid 5B, be provided with recess 5B3; Liquid medicine filter 6 inner circle closely cooperates be arranged on lower dropping funnel 4b inner bottom surface for falling infundibulate and periphery and lower dropping funnel 4b inner circle; Sealing member 5C is that the falope ring cap that Single port is provided with diaphragm seal 5C1 is embedded in buoyancy aid base recess 5B3 just to the infusion port 6a of liquid medicine filter.
As shown in Figure 1,3, the external diameter of described float valve 5 is more smaller than lower dropping funnel 4b internal diameter, and under after buoyancy aid lid 5a is connected with buoyancy aid 5b, two nozzle gap A sizes ensure normal infusion state, liquid cannot enter float valve 5 cavity.
When starting to infuse, be diverted to gear type periphery groove after on the convex cross shunting lattice that liquid is first dropped in float valve 5 to flow into bottom dropping funnel 4, along with the rising of liquid level, float valve 5 rises under the buoyancy of liquid, diaphragm seal 5c1 departs from infusion port 4b1, realizes infusion process; When infusing close to when completing, float valve 5 is along with liquid level decline, when contacting to diaphragm seal 5c1 with infusion port 4b1, under atmospheric pressure and float valve 5 gravity pressure, diaphragm seal 5c1 just tightly blocks infusion port 4b1, make air not enter into infusion pipeline, thus prevent air from entering human body and the backflow of body inner blood, realize safe infusion.
Above-mentioned only for the technical solution of the utility model is described, and be not limitation of the utility model, those skilled in the art, when not departing from the spirit and scope of utility model, can also make a variety of changes and modification, all equivalent technical schemes also belong to category of the present utility model.
Claims (6)
1. safety type infusion apparatus dropping funnel, it comprises sheath (1), bottle plug puncture unit (2), air filter (3), dropping funnel (4), float valve (5), the upper integrated injection molding dropping funnel lid (2a) of bottle plug puncture unit (2) and pore (2b), installing air filter (3) in pore (2b) is sleeved on dropping funnel (4a) together, lower dropping funnel (4b) is built with float valve (5), and entirety forms safety type infusion apparatus dropping funnel; It is characterized in that: float valve (5) comprises buoyancy aid lid (5a), buoyancy aid (5b) and sealing member (5c), buoyancy aid lid (5a) and buoyancy aid (5b) are for one end open and be provided with the cylinder of gear type periphery, buoyancy aid lid (5a) and buoyancy aid (5b) are by primary and secondary stem stem (5a1,5b1) nozzle boil on the nape opposite the mouth connects, just to infusion port bottom dropping funnel (4b1) after sealing member (5c) and buoyancy aid (5b) bottom are connected by double buckle (5c2,5b3).
2. safety type infusion apparatus dropping funnel according to claim 1, it is characterized in that: buoyancy aid lid (5a) inner bottom surface is provided with sub-stem stem (5a1), sub-stem stem (5a1) head periphery is provided with snap ring (5a2), and the top of buoyancy aid lid (5a) is convex cross shunting lattice (5a3).
3. safety type infusion apparatus dropping funnel according to claim 1, is characterized in that: buoyancy aid (5b) bottom surface is provided with body core post (5b1), and body core post (5b1) epimere inner surface is provided with draw-in groove (5b2), is provided with box (5b3) in body core post (5b1) hypomere.
4. safety type infusion apparatus dropping funnel according to claim 1, is characterized in that: sealing member (5c) is by silicone rubber integrated injection molding umbrella cover type diaphragm seal (5c1) and umbrella handle type ZIKOU (5c2).
5. safety type infusion apparatus dropping funnel according to claim 1, is characterized in that: buoyancy aid (5B) bottom is provided with recess (5B3); Liquid medicine filter (6) inner headed face closely cooperates be arranged on lower dropping funnel (4b) inner bottom surface for falling infundibulate and periphery and lower dropping funnel (4b) inner circle, and the falope ring cap that sealing member (5C) is provided with diaphragm seal (5C1) for Single port is embedded in buoyancy aid base recess (5B3) just to the infusion port (6a) of liquid medicine filter.
6. safety type infusion apparatus dropping funnel according to claim 1, it is characterized in that: the external diameter of float valve (5) is more smaller than lower dropping funnel (4b) internal diameter, under after buoyancy aid lid (5a) is connected with buoyancy aid (5b), two nozzle gap (A) sizes ensure normal infusion state, liquid cannot enter float valve (5) cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293470.1U CN204655655U (en) | 2015-05-08 | 2015-05-08 | Safety type infusion apparatus dropping funnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293470.1U CN204655655U (en) | 2015-05-08 | 2015-05-08 | Safety type infusion apparatus dropping funnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204655655U true CN204655655U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520293470.1U Active CN204655655U (en) | 2015-05-08 | 2015-05-08 | Safety type infusion apparatus dropping funnel |
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| Country | Link |
|---|---|
| CN (1) | CN204655655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106860949A (en) * | 2017-02-28 | 2017-06-20 | 朱保群 | Automatic liquid-stopping transfusion apparatus |
-
2015
- 2015-05-08 CN CN201520293470.1U patent/CN204655655U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106860949A (en) * | 2017-02-28 | 2017-06-20 | 朱保群 | Automatic liquid-stopping transfusion apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |