CN108969844A - A kind of infusion control valve - Google Patents
A kind of infusion control valve Download PDFInfo
- Publication number
- CN108969844A CN108969844A CN201810697445.8A CN201810697445A CN108969844A CN 108969844 A CN108969844 A CN 108969844A CN 201810697445 A CN201810697445 A CN 201810697445A CN 108969844 A CN108969844 A CN 108969844A
- Authority
- CN
- China
- Prior art keywords
- buckle
- current limliting
- infusion
- control valve
- cone
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
Landscapes
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of infusion control valves, including cylindrical current limliting pipe sleeve and cylindrical regulation pipe, traffic controller is fixed in cross-wise direction inside current limliting pipe sleeve middle section, traffic controller is equipped with multiple infusion holes, regulation pipe is socketed in current limliting pipe sleeve, regulation pipe side wall is equipped with rotating handles, current limiting tube puts on the flow regulating tank for being equipped with and accommodating rotating handles, regulation pipe can be rotated by axis of the cylindrical center of current limliting pipe sleeve, regulation pipe is equipped with flow control board in the radial direction, flow control board is equipped with multiple inlet openings, the both ends of current limliting pipe sleeve are equipped with the connector for connecting perfusion tube.Infusion control valve of the invention has and accurately controls infusion flow rate, guarantees the stability of transfusion speed.
Description
Technical field
The present invention relates to the technical fields of Medical Devices, and in particular to a kind of infusion control valve.
Background technique
Infusion is to treat a kind of relatively conventional therapeutic modality of disease, and wedge is usually used in the flow control in infusion process
The governor that shape sliding slot and speed regulation idler wheel are formed is controlled roughly, and the flow velocity for medical fluid of being infused cannot accurately control, and because
The presence of wedge-shaped sliding slot, the fixed shakiness of speed regulation idler wheel are easily slided, and are caused medical fluid flow velocity moment to be accelerated, are caused patient uncomfortable.
Furthermore, it is sometimes desirable to different perfusion tubes is connected, but the fixation of perfusion tube junction is unstable in the prior art,
It is easy to cause perfusion tube to fall off, medical fluid outflow causes drug waste, or even because perfusion tube falls off, patient and medical staff are not
Discovery in time, can cause blood samples of patients to flow backwards, influence Rehabilitation.
Summary of the invention
It is an object of the invention to overcome problem above of the existing technology, a kind of infusion control valve is provided, is had
Infusion flow rate is accurately controlled, guarantees the stability of transfusion speed.
To realize above-mentioned technical purpose and the technique effect, the invention is realized by the following technical scheme:
A kind of infusion control valve is provided, including cylindrical current limliting pipe sleeve and cylindrical regulation pipe, current limliting pipe sleeve middle section
Traffic controller is fixed in internal cross-wise direction, the traffic controller is equipped with multiple infusion holes, the adjusting pipe sleeve
It is connected in the current limliting pipe sleeve, the regulation pipe side wall is equipped with rotating handles, and the current limiting tube, which puts on to be equipped with, accommodates the rotation
The flow regulating tank of handle hand, regulation pipe can be rotated by axis of the cylindrical center of the current limliting pipe sleeve, the diameter of the regulation pipe
It is equipped with flow control board to direction, the flow control board is equipped with multiple inlet openings, and the both ends of the current limliting pipe sleeve are equipped with
For connecting the connector of perfusion tube.
Preferably, being equipped with multiple sealing rings between the current limliting pipe sleeve and regulation pipe, the regulation pipe side wall is equipped with
For fixing the sealing ring locating slot of the sealing ring.
Preferably, the connector is connect with the current limiting tube external threading, the connector includes hollow cylinder
Junction block and buckle set, one end end of the junction block are equipped with cone-shaped end, and the buckle set can be covered in the tapered end
On head, the other end of the junction block is threadedly coupled with the regulating box, and the side wall of the junction block is equipped with buckle floor, institute
The one end for stating buckle floor is equipped with the grab covered for fixing the buckle, and the other end of the buckle floor is articulated with U-shaped
The fixing seat and buckle floor can be rotated along the fixing seat, the fixing seat is fixed on the junction block.
Preferably, being additionally provided with fixed plate between the fixing seat and the junction block, the fixed plate is fixed on described
Junction block lateral wall, the fixed plate are equipped with waist hole, and the fixing seat is fixed on the fixed plate by the waist hole screw.
Preferably, the lateral wall of the cone-shaped end is equipped with non slip surface.
Preferably, the hinged place in the fixing seat with the buckle floor is equipped with several catching grooves, the buckle rib
Plate is equipped with the position fixing buckle being used cooperatively with the catching groove.
Preferably, one of them described cone-shaped end one end is fixed with filter membrane, the cone-shaped end inner sidewall is equipped with
Annular protrusion, the lateral wall of the filter membrane are equipped with the groove being used cooperatively with the annular protrusion, the cone-shaped end and institute
The one end for stating filter membrane flushes.
After using the above structure, a kind of infusion control valve of the invention has the advantage that this hair compared with prior art
Bright infusion control valve adjusts infusion flow rate and is more convenient more acurrate, guarantees the stability of infusion flow rate, more pacify in infusion process
Entirely.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
A specific embodiment of the invention is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
It in order to more clearly illustrate the technical solutions in the embodiments of the present invention, below will be in embodiment technical description
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the invention
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is main structure main view of the invention；
Fig. 2 is regulation pipe structural schematic diagram of the invention；
Fig. 3 is traffic controller and flow control board overlapping partial structurtes explosive view of the invention；
Fig. 4 is connector Structure explosion diagram of the invention；
Fig. 5 is the structure enlargement diagram of buckle floor and fixing seat of the invention；
Fig. 6 is filter membrane fixed structure cross-sectional view of the invention；
Wherein,
1. current limliting pipe sleeve, 2. regulation pipes, 3. traffic controllers, 4. infusion holes, 5. rotating handles, 6. flow regulating tanks,
7. flow control board, 8. inlet openings, 9. connectors, 10. junction blocks, 11. buckle sets, 12. cone-shaped ends, 13. buckles
Floor, 14. grabs, 15. fixing seats, 16. fixed plates, 17. waist holes, 18. catching grooves, 19. position fixing buckles, 20. filterings
Film, 21. annular protrusions, 22. sealing rings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of infusion control valve, described including cylindrical current limliting pipe sleeve 1 and cylindrical regulation pipe 2
Traffic controller 3 is fixed in cross-wise direction inside 1 middle section of current limliting pipe sleeve, the traffic controller 3 is equipped with multiple infusions
Hole 4, the regulation pipe 2 are socketed in the current limliting pipe sleeve 1, and 2 side wall of regulation pipe is equipped with rotating handles 5, the current limliting
Pipe sleeve 1 is equipped with the flow regulating tank 6 for accommodating the rotating handles 5, and regulation pipe 2 can be in the cylinder of the current limliting pipe sleeve 1
The heart be axis rotation, the regulation pipe 2 in the radial direction be equipped with flow control board 7, the flow control board 7 be equipped with it is multiple into
Fluid apertures 8, the both ends of the current limliting pipe sleeve 1 are equipped with the connector 9 for connecting perfusion tube.
Multiple sealing rings 22 are equipped between the current limliting pipe sleeve 1 and regulation pipe 2,2 side wall of regulation pipe is equipped with and is used for
The sealing ring locating slot of the fixed sealing ring 22.Because the flexible use of rotating handles 5 for convenience, has opened up flow adjusting
Slot 6, infusion medical fluid are easy to overflow from flow regulating tank 6, it is therefore desirable to sealing ring 2 be arranged, effectively prevent infusion medical fluid from tune
The gap saved between pipe 22 and current limliting pipe sleeve 1 is excessive, guarantees tightness, the safety in utilization of equipment.
The connector 9 is threadedly coupled with the current limliting pipe sleeve 1, and the connector 9 includes the junction block of hollow cylinder
10 are equipped with cone-shaped end 12 with buckle set 11, one end end of the junction block 10, and the buckle set 11 can be covered in the cone
On shape end 12, the other end of the junction block 10 is threadedly coupled with the regulating box 2, and the side wall of the junction block 10 is equipped with
Floor 13 is buckled, one end of the buckle floor 13 is equipped with the grab 14 for fixing the buckle set 11, the buckle floor
13 other end is hinged with the fixing seat 15 of U-shaped and the buckle floor 13 can be rotated along the fixing seat 15, the fixation
Seat 15 is fixed on the junction block 10.
The end of 12 interpolation difference perfusion tube of cone-shaped end, after tentatively fixing, buckle set 11 is along sliding, with cone-shaped end
12 diameters, which become larger, is tightly held in the end of perfusion tube at the both ends of junction block 10.
Fixed plate 16 is additionally provided between the fixing seat 15 and the junction block 10, the fixed plate 16 is fixed on described connect
10 lateral wall of head tube, the fixed plate 16 are equipped with waist hole 17, and the fixing seat 15 is fixed on institute by 17 screw of waist hole
It states in fixed plate 16.Fixing seat is flexibly moved in the case where buckle 13 length of floor is certain according to the perfusion tube of different size
15 position guarantees that the fixed stability of infusion tube end, the using flexible of device are guaranteed.
The lateral wall of the cone-shaped end 12 is equipped with non slip surface.The setting of non slip surface effectively prevent buckle floor 13 along cone
The lozenges sliding of shape end 12 causes to loosen, and is further ensured that the reliability of fixed position.
Hinged place in the fixing seat 15 with the buckle floor 13 is equipped with several catching grooves 18, the buckle floor 13
It is equipped with the position fixing buckle 19 being used cooperatively with the catching groove 18.Floor 13 is buckled when rotating fixing card retaining ring 11, every rotation
An angle is gone to, position fixing buckle 19 prevents buckle floor 13 from sliding into catching groove 18.
One of them described 12 one end of cone-shaped end is fixed with one end that feed liquor is arranged in filter membrane 20().Pass through filter membrane
20 reduce the impurity brought into when because preparing infusion medical fluid, guarantee the infusion safety of patient.12 inner sidewall of cone-shaped end
Equipped with annular protrusion 21, the lateral wall of the filter membrane 20 is equipped with the groove being used cooperatively with the annular protrusion 21, the cone
Shape end 12 is flushed with one end of the filter membrane 20.Pass through annular protrusion 21 and groove between filter membrane 20 and cone-shaped end 12
Cooperation filter membrane 20 is embedded in cone-shaped end 12.
Infusion control valve in the present embodiment not only has the function of accurately controlling infusion flow rate, but also being capable of the infusion
Connection between control valve and perfusion tube is more stable, prevents perfusion tube from falling off, and causes unnecessary malpractice, is further ensured that
The safety and stability of infusion.
Regulation pipe 2 rotates in traffic controller 3 in the present embodiment, carries out in the following manner: controlling in infusion
Rotating handles 5 are utilized in valve, (it is big to change wash liquid stream circulation passage when needing to adjust overlapping area between inlet opening 8 and infusion hole 4
Small, i.e. in Fig. 3 between flow control board 7 and traffic controller 3 overlapping blank space) when, it is only necessary to rotating handles 5 are slided, are made
Overlapping area changes, and adjusts flow velocity or flow.
When connecting perfusion tube, first by 11 sets of buckle set in the end pipe of perfusion tube 1, then, by perfusion tube 1
In the end pipe of 12 interpolation of cone-shaped end, buckle set 11 is retracted, it is coarse that buckle set 11 is tightly fastened on cone-shaped end 12
On non slip surface, rotary buckle floor 13, by one of separate buckle floor 13 on the tight hook of the grab 14 buckle set 11 for buckling floor 13
End, it is fixed to complete.
By waist hole 17 be adjusted flexibly buckle floor 14 position, make buckle floor 13 connect and fix position (namely card
14 force application location of hook) it is located on the same circumference.
In the fixed filter membrane 20 of cone-shaped end 12, it is only necessary to filter membrane 20 be placed on to the side of cone-shaped end 12, on pad
Aseptic cotton or medical protective film, firmly press, and filter membrane 20 is connected on cone-shaped end 12, install and use extremely square
Just, simple and easy.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. a kind of infusion control valve, it is characterised in that: including cylindrical current limliting pipe sleeve and cylindrical regulation pipe, the current limliting
Traffic controller is fixed in cross-wise direction inside pipe sleeve middle section, the traffic controller is equipped with multiple infusion holes, described
Regulation pipe is socketed in the current limliting pipe sleeve, and the regulation pipe side wall is equipped with rotating handles, and the current limiting tube, which puts on to be equipped with, to be held
Receive the flow regulating tanks of the rotating handles, the regulation pipe is equipped with flow control board in the radial direction, and the flow is adjusted
Plate is equipped with multiple inlet openings, and the both ends of the current limliting pipe sleeve are equipped with the connector for connecting perfusion tube.
2. infusion control valve according to claim 1, it is characterised in that: be equipped between the current limliting pipe sleeve and regulation pipe more
A sealing ring, the regulation pipe side wall are equipped with the sealing ring locating slot for fixing the sealing ring.
3. infusion control valve according to claim 1, it is characterised in that: the connector and the current limiting tube external threading connect
It connecing, the connector includes the junction block and buckle set of hollow cylinder, and one end end of the junction block is equipped with cone-shaped end,
The buckle set can cover on the cone-shaped end, and the other end of the junction block is threadedly coupled with the regulating box, described
The side wall of junction block is equipped with buckle floor, and one end of the buckle floor is equipped with the grab for fixing the buckle set, institute
The other end for stating buckle floor is articulated with the fixing seat of U-shaped and the buckle floor can be rotated along the fixing seat, described solid
Reservation is fixed on the junction block.
4. infusion control valve according to claim 3, it is characterised in that: also set between the fixing seat and the junction block
There is fixed plate, the fixed plate is fixed on the junction block lateral wall, and the fixed plate is equipped with waist hole, and the fixing seat passes through
The waist hole screw is fixed on the fixed plate.
5. infusion control valve according to claim 3, it is characterised in that: the lateral wall of the cone-shaped end is equipped with anti-skidding
Face.
6. infusion control valve according to claim 3, it is characterised in that: in the fixing seat with it is described buckle floor hinge
It meets place and is equipped with several catching grooves, the buckle floor is equipped with the position fixing buckle being used cooperatively with the catching groove.
7. infusion control valve according to claim 3, it is characterised in that: one of them described cone-shaped end one end is fixed with
Filter membrane, the cone-shaped end inner sidewall are equipped with annular protrusion, and the lateral wall of the filter membrane is equipped with matches with the annular protrusion
The groove used is closed, the cone-shaped end is flushed with one end of the filter membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810697445.8A CN108969844B (en) | 2018-06-29 | 2018-06-29 | Infusion control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810697445.8A CN108969844B (en) | 2018-06-29 | 2018-06-29 | Infusion control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108969844A true CN108969844A (en) | 2018-12-11 |
| CN108969844B CN108969844B (en) | 2021-02-26 |
Family
ID=64539116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810697445.8A Active CN108969844B (en) | 2018-06-29 | 2018-06-29 | Infusion control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108969844B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870259A (en) * | 2020-07-31 | 2020-11-03 | 武汉轻工大学 | Animal blood serum separating needle |
| CN113350191A (en) * | 2021-05-13 | 2021-09-07 | 山西医科大学第一医院 | Intelligent severe patient feeding device capable of avoiding overflowing liquid food |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770445A (en) * | 1981-01-15 | 1988-09-13 | E. R. Squibb & Sons, Inc. | Tube coupling |
| FR2703128A1 (en) * | 1993-03-26 | 1994-09-30 | Fancello Michele | Quick coupling device for piping for fluid under pressure. |
| US5947642A (en) * | 1996-11-22 | 1999-09-07 | Petroleo Brasileiro S.A. - Petrobras | Method and apparatus for connecting an underwater flexible riser to a structure on the surface |
| US8460252B2 (en) * | 2008-03-04 | 2013-06-11 | Infusion Innovations | Devices, assemblies, and methods for controlling fluid flow |
| CN206257294U (en) * | 2016-08-31 | 2017-06-16 | 福建西河卫浴科技有限公司 | A kind of flow controller |
| CN107072879A (en) * | 2014-10-20 | 2017-08-18 | 大光医疗设备有限公司 | Infusion flow adjuster |
-
2018
- 2018-06-29 CN CN201810697445.8A patent/CN108969844B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770445A (en) * | 1981-01-15 | 1988-09-13 | E. R. Squibb & Sons, Inc. | Tube coupling |
| FR2703128A1 (en) * | 1993-03-26 | 1994-09-30 | Fancello Michele | Quick coupling device for piping for fluid under pressure. |
| US5947642A (en) * | 1996-11-22 | 1999-09-07 | Petroleo Brasileiro S.A. - Petrobras | Method and apparatus for connecting an underwater flexible riser to a structure on the surface |
| US8460252B2 (en) * | 2008-03-04 | 2013-06-11 | Infusion Innovations | Devices, assemblies, and methods for controlling fluid flow |
| CN107072879A (en) * | 2014-10-20 | 2017-08-18 | 大光医疗设备有限公司 | Infusion flow adjuster |
| CN206257294U (en) * | 2016-08-31 | 2017-06-16 | 福建西河卫浴科技有限公司 | A kind of flow controller |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111870259A (en) * | 2020-07-31 | 2020-11-03 | 武汉轻工大学 | Animal blood serum separating needle |
| CN111870259B (en) * | 2020-07-31 | 2023-09-29 | 武汉轻工大学 | Blood collection serum separation needle for animals |
| CN113350191A (en) * | 2021-05-13 | 2021-09-07 | 山西医科大学第一医院 | Intelligent severe patient feeding device capable of avoiding overflowing liquid food |
| CN113350191B (en) * | 2021-05-13 | 2022-10-04 | 山西医科大学第一医院 | Intelligent severe patient feeding device capable of avoiding overflowing liquid food |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108969844B (en) | 2021-02-26 |
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