CN208274794U - A kind of exhaust dropping funnel certainly - Google Patents
A kind of exhaust dropping funnel certainly Download PDFInfo
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- CN208274794U CN208274794U CN201721101696.2U CN201721101696U CN208274794U CN 208274794 U CN208274794 U CN 208274794U CN 201721101696 U CN201721101696 U CN 201721101696U CN 208274794 U CN208274794 U CN 208274794U
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- dropping funnel
- gas
- air inlet
- guide tube
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Abstract
The utility model discloses a kind of from exhaust dropping funnel, including dropping funnel ontology, the dropping funnel bodies top is equipped with dropping funnel upper cover, upper dropper and injecting liquid drug pipe are respectively equipped on lid on dropping funnel, dismountable latex cap is installed on injecting liquid drug pipe, described this body sidewall of dropping funnel has extended radially outward installing pipe, installing pipe is at dropping funnel body bottom portion to 3/5ths distances at top, gas-guide tube is equipped in installing pipe, the gas-guide tube includes the ontology in " convex " font, air inlet and gas outlet are equipped in the ontology, the air inlet and gas outlet penetrate through, and air inlet is greater than gas outlet, air-filtering membrane is equipped in the air inlet, the air-filtering membrane is in the boundary position of air inlet Yu dropping funnel ontology；The gas outlet is provided with vent plug.Certainly the exhaust dropping funnel of the utility model, can drain the gas in hose automatically, in addition, can prevent medical fluid from generating bubble.
Description
Technical field
The utility model is a kind of from exhaust dropping funnel.
Background technique
Infusion apparatus is that the common medical treatment consumptive materials of one kind establish the channel between vein and medical fluid by aseptic process, uses
In venous transfusion.
Infusion apparatus, generally by intravenous needle or injection needle, needle-covering cap, infusion tube, liquid medicine filter, flow regulator,
The part of dropping funnel, bottle plug puncture unit, air filter etc. eight connection composition, when in use, needs manually to squeeze dropping funnel, could incite somebody to action
Medical fluid is guided from infusion bottle to dropping funnel, in addition, bubble can enter patient with medical fluid if the bubble in perfusion tube cannot be drained
In vivo, danger is caused to the health of patient.
204379887 U of Chinese patent notification number CN discloses a kind of automatic exhaust automatic liquid-stopping dropping funnel, as shown in Figure 1,
Including dropping funnel upper cover 01, exhaust apparatus, dropping funnel ontology 09 and only liquid device, exhaust apparatus include vent plug 06, air-filtering membrane 05,
Card slot 04 and gas-guide tube 07, vent plug 06 are mounted in card slot 04, and the left side of dropping funnel upper cover 01, air-filtering membrane is arranged in card slot 04
For 05 elastic conjunction between 04 bottom end of vent plug 06 and card slot, the end of gas-guide tube 07 is provided with side opening 08.The dropping funnel of above structure, leads
Tracheae is extended in dropping funnel ontology, and side opening is the through-hole of small diameter, when medical fluid reaches the side opening of gas-guide tube, medical fluid stream
Enter gas-guide tube, since side opening diameter is smaller, when by side opening, flow velocity moment increases medical fluid, in this way, medical fluid is easy to produce largely
Foam, this affects transfusion effect.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of from exhaust dropping funnel, it can be automatically drained out perfusion tube
Interior bubble, meanwhile, foam will not be generated.
In order to solve the above technical problems, the utility model is a kind of from the technical solution for being vented dropping funnel are as follows:
A kind of from exhaust dropping funnel, including dropping funnel ontology, the dropping funnel bodies top is equipped with dropping funnel upper cover, covers on dropping funnel
It is respectively equipped with dropper and injecting liquid drug pipe, dismountable latex cap, this side of the dropping funnel are installed on injecting liquid drug pipe
Wall has extended radially outward installing pipe, and installing pipe is at dropping funnel body bottom portion to 3/5ths distances at top, is installing
Gas-guide tube is equipped in pipe, the gas-guide tube includes the ontology in " convex " font, is equipped with air inlet and gas outlet, institute in the ontology
It states air inlet and gas outlet penetrates through, and air inlet is greater than gas outlet, is equipped with air-filtering membrane, the air mistake in the air inlet
Filter membrane is in the boundary position of air inlet Yu dropping funnel ontology；The gas outlet is provided with vent plug.
The air inlet is greater than gas outlet.
Elastic hinge is connected between described vent plug one end and gas-guide tube, and elastic hinge is in the highest point of gas-guide tube；
Gas vent is equipped in vent plug, described gas vent one end is penetrated through to gas outlet, and the other end is penetrated through to the outer wall of vent plug and in bullet
The lower section of property hinge；The two sides of the elastic hinge are connected separately with sheet rubber, when vent plug assembles in place with gas-guide tube, rubber
Piece, elastic hinge, gas-guide tube and vent plug form a confined space.
What the utility model can achieve has the technical effect that
Compared with prior art, the exhaust dropping funnel certainly of the utility model, plug is provided on gas-guide tube, prevents some powder
Dirt blocks exhaust outlet；
Compared with prior art, the exhaust dropping funnel, gas-guide tube certainly of the utility model are in dropping funnel body bottom portion to top
At 3/5ths distances, the intrinsic storage liquid volume of dropping funnel ensure that, in addition, gas is easier to be discharged in this position；
Compared with prior art, the exhaust dropping funnel certainly of the utility model, since air-filtering membrane is in gas-guide tube and dropping funnel
The boundary position of ontology, in this way, medical fluid directly contacts air-filtering membrane when reaching gas-guide tube, and air-filtering membrane is logical
The obstructed liquid of gas, in this way, there is no the circulations that crosses between medical fluid and gas-guide tube, so, also just there is no the results for generating foam.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments:
Fig. 1 is the structural schematic diagram in background technique；
Fig. 2 is cross-sectional view of the utility model from exhaust dropping funnel；
Fig. 3 is cross-sectional view with gas vent of the utility model from exhaust dropping funnel.
Specific embodiment
Referring to Fig. 2, the utility model provides a kind of exhaust dropping funnel, including dropping funnel ontology 101 certainly, the dropping funnel ontology
101 tops are equipped with dropping funnel upper cover 102, upper dropper 103 and injecting liquid drug pipe 104 are respectively equipped in dropping funnel upper cover 102, in medical fluid
Dismountable latex cap is installed on injection-tube 104；
101 side wall of dropping funnel ontology has extended radially outward installing pipe 105, and installation 105 is in 101 bottom of dropping funnel ontology
At 3/5ths distances at portion to top, gas-guide tube 106 is equipped in installing pipe 105, the gas-guide tube 106 includes in " convex " word
The ontology of type, the ontology is interior to be equipped with air inlet 107 and gas outlet 108, and the air inlet 107 is penetrated through with gas outlet 108, and into
Port 107 is greater than gas outlet 108, is equipped with air-filtering membrane 109 in the air inlet 107, the air-filtering membrane 109 be in into
The boundary position of port 107 and dropping funnel ontology 101；The gas outlet 108 is provided with vent plug 110.
Liquid film until the air-filtering membrane 109, ventilation, but obstructed medical fluid.
The air inlet 107 is greater than gas outlet 108.
Referring to Fig. 3, being connected with elastic hinge 111, and elastic hinge between described 110 one end of vent plug and gas-guide tube 106
111 are in the highest point of gas-guide tube 106；Gas vent 112 is equipped in vent plug 110, described 112 one end of gas vent is penetrated through to outlet
Mouth 108, the other end penetrate through to the outer wall of vent plug 110 and are in the lower section of elastic hinge 111；The two sides of the elastic hinge 111
It is connected separately with sheet rubber (being not marked in figure), when vent plug 110 assembles in place with gas-guide tube 106, sheet rubber (is not marked in figure
Note), elastic hinge 111, gas-guide tube 106 and vent plug 110 form a confined space 113.When in use, the one of vent plug 110
Fraction fills in gas-guide tube 106, seals the gas outlet 108 of gas-guide tube 106, dust is avoided to enter, meanwhile, gas vent 112 can
Gas circuit is communicated, realizes the function of ventilation.
The manufacturing process from exhaust dropping funnel of the utility model is illustrated below:
The first step processes dropping funnel ontology 101；
Second step welds air-filtering membrane 109 and gas-guide tube 106；
Gas-guide tube 106 is inserted into the installing pipe 105 of 101 side of dropping funnel ontology by third step, is solidified by ultraviolet light and is realized
Connection to gas-guide tube 106 and dropping funnel ontology 101.
The work step from exhaust dropping funnel of the utility model is made as described below below:
The first step, opens vent plug 110, and medical fluid enters dropping funnel ontology 101 by the upper dropper 103 of dropping funnel upper cover 102；
Second step, with medical fluid being increasing in dropping funnel ontology 101, the continuous quilt of air in dropping funnel ontology 101
Dropping funnel ontology 101 is discharged, has reached self-bleeding effect；
Third step, when medical fluid reaches the boundary position of gas-guide tube 106 and dropping funnel ontology 101, medical fluid seals air filtration
Film 109, in this way, the medical fluid in dropping funnel ontology 101 stops rising.
In the actual processing process, due to dropping funnel ontology 101 be with tapered rounding mesa-shaped, in this way, installing pipe 105 with
The section having a common boundary between dropping funnel ontology 101 is not positive round, so, gas-guide tube 106 is when being inserted into installing pipe 105, inner end
Face can not coincide with the boundary position of installing pipe 105 and dropping funnel ontology 101, in order to help gas-guide tube 106 and installing pipe 105 close
Envelope degree is more preferable, especially uses UV curing process, improves the tightness that the two combines；In addition, air-filtering membrane 109 with
Connection between gas-guide tube 106, due to the defect of processing technology, in use, it is understood that there may be leakage the case where, this leads
Dropping funnel is caused to cannot achieve its basic function, the utility model increases vent plug 110, guarantees the feelings to fail in air-filtering membrane 109
Under condition, the basic use function of dropping funnel can be realized.
One kind provided by the utility model embodiment is described in detail from exhaust dropping funnel above, it is used herein
Specific case is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help
Understand the revealed technical solution of the utility model；At the same time, for those skilled in the art, according to the utility model
Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as
The limitation of the utility model.
Claims (3)
1. one kind is equipped with dropping funnel upper cover from exhaust dropping funnel, including dropping funnel ontology, the dropping funnel bodies top, divide on lid on dropping funnel
Not She You upper dropper and injecting liquid drug pipe, dismountable latex cap is installed on injecting liquid drug pipe, it is characterised in that: the drop
This body sidewall that struggles against has extended radially outward installing pipe, and installing pipe is in 3/5ths distances of dropping funnel body bottom portion to top
Place is equipped with gas-guide tube in installing pipe, and the gas-guide tube includes the ontology in " convex " font, be equipped in the ontology air inlet and
Gas outlet, the air inlet and gas outlet penetrate through, and air inlet is greater than gas outlet, is equipped with air-filtering membrane in the air inlet,
The air-filtering membrane is in the boundary position of air inlet Yu dropping funnel ontology；The gas outlet is provided with vent plug.
2. according to claim 1 a kind of from exhaust dropping funnel, it is characterised in that: the air inlet is greater than gas outlet.
3. according to claim 1 a kind of from exhaust dropping funnel, it is characterised in that: connect between described vent plug one end and gas-guide tube
It is connected to elastic hinge, and elastic hinge is in the highest point of gas-guide tube；Gas vent is equipped in vent plug, described gas vent one end is passed through
Gas outlet is passed to, the other end penetrates through to the outer wall of vent plug and is in the lower section of elastic hinge；Distinguish the two sides of the elastic hinge
It is connected with sheet rubber, when vent plug assembles in place with gas-guide tube, sheet rubber, elastic hinge, gas-guide tube and vent plug form one
Confined space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721101696.2U CN208274794U (en) | 2017-08-31 | 2017-08-31 | A kind of exhaust dropping funnel certainly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721101696.2U CN208274794U (en) | 2017-08-31 | 2017-08-31 | A kind of exhaust dropping funnel certainly |
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| Publication Number | Publication Date |
|---|---|
| CN208274794U true CN208274794U (en) | 2018-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721101696.2U Active CN208274794U (en) | 2017-08-31 | 2017-08-31 | A kind of exhaust dropping funnel certainly |
Country Status (1)
| Country | Link |
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| CN (1) | CN208274794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107432966A (en) * | 2017-08-31 | 2017-12-05 | 浙江康康医疗器械有限公司 | A kind of exhaust dropping funnel certainly |
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2017
- 2017-08-31 CN CN201721101696.2U patent/CN208274794U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107432966A (en) * | 2017-08-31 | 2017-12-05 | 浙江康康医疗器械有限公司 | A kind of exhaust dropping funnel certainly |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317605 Longwang Industrial Zone, Chumen Town, Yuhuan County, Taizhou City, Zhejiang Province Patentee after: Zhejiang Kangkang Medical Devices Co., Ltd. Address before: 317605 Longwang Industrial Zone, Chumen Town, Yuhuan County, Taizhou City, Zhejiang Province Patentee before: Zhejiang Kangkang Medical Equipment Co., Ltd. |