CN104258488B - Transfusion double scale accurate constant speed quantitative actuator - Google Patents
Transfusion double scale accurate constant speed quantitative actuator Download PDFInfo
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- CN104258488B CN104258488B CN201410441176.0A CN201410441176A CN104258488B CN 104258488 B CN104258488 B CN 104258488B CN 201410441176 A CN201410441176 A CN 201410441176A CN 104258488 B CN104258488 B CN 104258488B
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- flow rate
- firm banking
- constant speed
- accurate constant
- regulation plate
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- 230000033228 biological regulation Effects 0.000 claims abstract description 64
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 239000012530 fluid Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 239000003550 marker Substances 0.000 claims abstract description 15
- 239000011148 porous material Substances 0.000 claims abstract description 5
- 230000001954 sterilising effect Effects 0.000 claims description 17
- 230000007423 decrease Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 238000001802 infusion Methods 0.000 abstract description 20
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 206010019280 Heart failures Diseases 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses transfusion double scale accurate constant speed quantitative actuator, including firm banking, inlet and liquid outlet it is provided with below firm banking, firm banking is fixedly arranged above movable flow rate regulation plate, being provided with sealing gasket between firm banking and flow rate regulation plate, sealing gasket is provided with the through hole corresponding to inlet and liquid outlet；Flow rate regulation plate is provided with the fluid course of different pore size, and inlet is connected by fluid course with liquid outlet；Actuator is provided with flowrate marker, and flowrate marker is made up of graduated disc and corresponding flow rate indicator.Apparatus of the present invention, by changing the size of fluid passage, it is achieved to infusion flow rate, flow control accurately and fast, stable, the reading infusion flow rate of intuitive and convenient and infusion flow simultaneously, facilitate one-handed performance, meet clinical multiple use habit, multiple applied environment, it is ensured that infusion safety.Especially when the common patient state of an illness deteriorates suddenly, quickly meet transfusion and be changed into the urgent need being precisely controlled, get rescue opportunity.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly to a kind of flow regulator infused.
Background technology
Flow speed control during transfusion is very important, and rational flow velocity is favorably improved curative effect, reduces risk during transfusion.In clinic, doctor's advice has in the ordinary course of things to be assigned dripping speed, and the state of an illness is heavier or can assign with flow during special requirement, and special medication requires that flow velocity precisely arrives " dripping ".Particularly, when cardiac insufficiency, child, neonate, elderly patients, critical patient are infused, if transfusion speed is too fast, enter that internal liquid is too much or drug dose is excessive the unit interval, can induce that heart failure, blood pressure drops are too fast etc. causes patient's aggravation.If transfusion speed is the slowest, the unit interval enters internal fluid low or drug dose is very few, can cause correcting shock, blood pressure remains high.Transfusion speed and amount of infusion be not accurate, the most then delay treatment, affects patient's state of an illness and recovers and add heavy patient's financial burden；Heavy then be delayed rescue opportunity, cause patient's aggravation the most dead.
The most also there is use flow set formula transfusion device, but operator often cannot need to take a certain time convert directly by dripping speed medical order treatment, delay treatment.The method that existing flow set formula transfusion device all uses step-less adjustment infusion channel cross section size, it is provided only with several infusion flow scale markers and can the most simply estimate reading, numerical value span between mark scale can be used bigger, need to be estimated by operator when using non-infusion flow mark scale, but estimated value often deviation is bigger clinically.
The ultimate principle of existing infusion flow velocity regulator is roughly the same, and generally by extruding transfusion catheter so that it is deform upon, the cross-sectional area changing conduit regulates flow velocity.This regulative mode is easy, it is possible to achieve the step-less adjustment of flow velocity, but exists and be difficult to precisive flow velocity, needs repeatedly to regulate just to reach desired value.The more experiences depending on operator of regulation of flow, rather than flow regulator itself.The accurate coutroi velocity of needs regulates and controls when, it is impossible to application.
When needs accurately control infusion flow rate, it is common to use infusion pump, but infusion pump operation is excessively complicated, directly perceived not easy.
Summary of the invention
It is an object of the invention to provide one can precisely, infusion flow velocity regulator intuitively.
The technical solution used in the present invention is:
A kind of transfusion double scale accurate constant speed quantitative actuator, including firm banking, flow rate regulation plate, is provided with inlet and liquid outlet below firm banking, firm banking is fixedly arranged above movable flow rate regulation plate；
Being provided with sealing gasket between firm banking and flow rate regulation plate, sealing gasket is provided with the through hole corresponding respectively to inlet and liquid outlet；
Flow rate regulation plate is provided with the fluid course of different pore size, and inlet is connected by fluid course with liquid outlet；
Actuator is provided with flowrate marker, and flowrate marker is made up of graduated disc and corresponding flow rate indicator.
Preferably, in above-mentioned actuator, fluid course is groove spaced apart, or cross-sectional area continually varying groove.
Preferably, in above-mentioned actuator, firm banking is outward extended with positioning chassis, and flow rate regulation plate is outward extended with location Moving plate, is provided with locating piece between positioning chassis and location Moving plate.
Preferably, in above-mentioned actuator, flow rate regulation plate is the most discoid, and flow rate regulation plate is fixed in rotating shaft by its center of circle.
Preferably, in above-mentioned actuator, graduated disc is fixed on firm banking, corresponding flow rate indicator and flow rate regulation plate synchronizing moving；Or flow rate indicator is fixed on firm banking, graduated disc is fixed in flow rate regulation plate or rotating shaft.
Preferably, in above-mentioned actuator, the scale on graduated disc is provided with at least two graduation marks.
Preferably, in above-mentioned actuator, firm banking accommodates, in being outward extended with upper backup pad and lower supporting plate, upper backup pad and lower supporting plate, the pipeline connecting inlet and liquid outlet respectively.
Preferably, in above-mentioned actuator, between firm banking and flow rate regulation plate, it is provided with cut-off screens.
Preferably, in above-mentioned actuator, firm banking inwall is provided with the buckle structure for fixed flow rate adjustable plate.
Preferably, in above-mentioned actuator, firm banking is provided with sealing gasket locating dowel.
Preferably, in above-mentioned actuator, flow rate regulation plate upwardly extends and protects edge on graduated disc.
Preferably, in above-mentioned actuator, firm banking is outward extended with upper backup pad and lower supporting plate, upper backup pad connects the pipeline of inlet and liquid outlet with accommodating respectively in lower supporting plate, described location Moving plate downwardly extends and protects edge under positioning chassis, and the firm banking between upper backup pad and lower supporting plate is provided with under receiving the groove protecting edge.
Preferably, in above-mentioned actuator, at least one in flow rate regulation plate and firm banking is provided with at least one sterilizing through hole.
Preferably, in above-mentioned actuator, flowrate marker is provided with flow velocity increase and decrease mark.
Preferably, in above-mentioned actuator, graduated disc is made of clear material.
The invention has the beneficial effects as follows:
Apparatus of the present invention, by changing the size of fluid passage, it is achieved to infusion flow rate, flow control accurately and fast, stable, the reading infusion flow rate of intuitive and convenient and infusion flow simultaneously, facilitate one-handed performance, meet clinical multiple use habit, multiple applied environment, it is ensured that infusion safety.Especially when the common patient state of an illness deteriorates suddenly, quickly meet transfusion and be changed into the urgent need being precisely controlled, get rescue opportunity.Apparatus of the present invention, both can apply to conventional infusion it can also be used to transfuse blood.
Assembly of the invention, simple in construction, reliability is high.When fluid course uses compartment groove to arrange, it is possible to achieve the discontinuous constant speed of flow is regulated.When fluid course uses annular groove to arrange, it is possible to achieve stepless constant speed regulates, it is easier to regulation flow velocity.
Assembly of the invention, can carry out sterilizing easily and obtain gratifying sterilization effect so that product can be advantageously applied to medical field.
Accompanying drawing explanation
Fig. 1 is the agent structure schematic diagram of apparatus of the present invention；
Fig. 2 is the top view of apparatus of the present invention firm banking；
Fig. 3 is the plan structure figure of apparatus of the present invention；
Fig. 4 is the another kind of agent structure schematic diagram of apparatus of the present invention.
Detailed description of the invention
With reference to the accompanying drawings, technical scheme is further illustrated.
With reference to Fig. 1～4, a kind of transfusion double scale accurate constant speed quantitative actuator, including firm banking 1, below firm banking 1, it is provided with inlet 11 and liquid outlet 12, firm banking 1 is fixedly arranged above movable flow rate regulation plate 2；
Being provided with sealing gasket 4 between firm banking 1 and flow rate regulation plate 2, sealing gasket 4 is provided with the through hole corresponding respectively to inlet and liquid outlet；
Flow rate regulation plate 2 is provided with the fluid course 21 of different pore size, and inlet 11 is connected by fluid course 21 with liquid outlet 12；
Actuator is provided with flowrate marker 3, and flowrate marker is made up of graduated disc 31 and corresponding flow rate indicator 32.
Preferably, in above-mentioned actuator, at least one in flow rate regulation plate 2 and firm banking 1 is provided with at least one sterilizing through hole 22, and sterilizing through hole preferably at least has two, one of them is used for inputting sterilized solution (gas), and another one is used for deriving into sterilized solution (gas).After assembling, sterilizing through hole is in closed state.
Preferably, in above-mentioned actuator, fluid course is groove spaced apart, or cross-sectional area continually varying at least one groove.
When fluid course is groove spaced apart, groove has different apertures (cross-sectional area).Preferably, groove is radial distribution, and the length of different grooves is identical, and corresponding inlet connects with the two ends of groove respectively with liquid outlet.Particularly, the smallest cross-section area of adjacent groove increases the most successively, as increased the most successively, so when carrying out flow rate regulation, flow velocity can be made sequentially to increase or reduce, convenient regulation flow velocity；The groove at these intervals both can regulate flow velocity separately as fluid course, it is also possible to is that multiple groove common combination forms fluid course, so can regulate the area of fluid course the most accurately, regulate flow velocity the most accurately.The cross section of groove can be rectangle, semicircle, tubulose or other shapes.
When fluid course is cross-sectional area continually varying groove, groove is preferably circular arc, corresponding inlet and liquid outlet and is in the diverse location of same circular arc with groove, makes inlet connect with liquid outlet；Fluid course can also be collectively constituted by a plurality of groove, and the most concyclic heart of these grooves, all through inlet and liquid outlet.In this case, the cross-sectional area of fluid course is total cross-sectional area of a plurality of groove.When groove moves, the cross-sectional area between itself and firm banking changes the most therewith, and then coutroi velocity.Cross-sectional area increases the most continuously or reduces, and conveniently makes flow velocity increase the most continuously or reduce..The cross section of groove can be rectangle, semicircle or other semiclosed shapes.
Preferably, in above-mentioned actuator, firm banking 1 is outward extended with positioning chassis 13, and flow rate regulation plate 2 is outward extended with location Moving plate 23, is provided with locating piece 24 between positioning chassis 13 and location Moving plate 23.
Locating piece can be the positioning convex and detent cooperated, and particularly, locating piece is the hemispherical protuberances cooperated and hemispherical depression.Locating piece preferably has many groups.The setting of locating piece may indicate that whether speed governing puts in place, facilitates the setting of flow velocity, it is to avoid make a fault during regulation, the process of impact transfusion.Arranging of locating piece can also ensure, after setting flow velocity, will not change easily, cause flow velocity to drift about.
Preferably, in above-mentioned actuator, flow rate regulation plate is the most discoid, and flow rate regulation plate is fixed in rotating shaft by its center of circle.During regulation flow velocity, flow rate regulation plate is with rotating shaft as axis rotation, with firm banking in rotating against.
Preferably, in above-mentioned actuator, graduated disc is fixed on firm banking, corresponding flow rate indicator and flow rate regulation plate synchronizing moving；Or flow rate indicator is fixed on firm banking, graduated disc is fixed in flow rate regulation plate or rotating shaft.
Preferably, in above-mentioned actuator, the scale on graduated disc is double scale.Double scale i.e. graduated disc is provided with two graduation marks, article two, the unit of graduation mark differs, and if the first graduation mark 34 is flux unit ml/h, the second graduation mark 35 of offside is that flow rate " drips/min ", facilitate operator quickly to determine flow velocity according to doctor's advice, reduce the time needed for manual conversion；Or the unit of two graduation marks is identical, but mutually it is in staggered distribution, so coordinates corresponding flow rate regulation plate, the precision of flow rate regulation can be improved further.
Particularly, graduated disc is fan-shaped or annulus, and scale main line 36 is one or more complete or incomplete circle or ellipses, and the scale marker extended line of the first scale 34 and the second scale 35 all passes through the center of circle.For ease of the most more clearly instruction regulation direction, graduated disc is provided with flow and increases and decreases mark, and the side increased such as flow or flow velocity arranges increase mark, correspondence, and opposite side is set to reduce mark, as shown in Figure 3.
Preferably, in above-mentioned actuator, flowrate marker is provided with flow velocity increase and decrease mark.Flow velocity increase and decrease mark can be arranged on graduated disc, it is also possible to is arranged in flow rate indicator.
Particularly, setting scale panel on graduated disc, graduated disc uses transparent design, and liquid adjusting valve is provided with graduation indication extended seat, flow rate graduation indication, coordinating with the scale marker on the scale panel of graduated disc, infusion flow rate and the infusion flow state of transfusion device is read in instruction.
Further, scale panel is provided with at least two graduation marks, and the scale of graduation mark mutually staggers；The linear module of graduation mark is identical or different；Or two graduation marks share a scale main line, the scale of two graduation marks lays respectively at the both sides of scale main line, is mutually in staggered distribution；More preferably, Digital ID is positioned at the not homonymy of scale main line, and the Digital ID direction of at least two is different, is dislocation arrangement.By this dislocation design so that the scale spacing on every graduation mark is bigger, facilitates accurate reading.Article two, the total scale on graduation mark is more, while facilitating accurate reading, can improve the precision of reading further.
One concrete graduated disc example is: graduated disc is fan-shaped or annulus, graduated disc is provided with two graduation marks, if a graduation mark is the first scale 34, if flux unit ml/h, being provided with another graduation mark at the first scale 34 offside is the second scale 35, if flow rate " drips/min ", operator are facilitated quickly to determine flow velocity, flow according to doctor's advice, reduce the time needed for manual conversion, during such as the linear module difference of graduation mark, the Digital ID numerical value of the first scale 34 and the second scale 35 presses Drops coefficient conversion relation each other.
Preferably, in above-mentioned actuator, firm banking 1 accommodates respectively in being outward extended with upper backup pad 15 and lower supporting plate 16, upper backup pad 15 and lower supporting plate 16 and connects inlet 11 and the pipeline of liquid outlet 12.
Gripper shoe is when being adjusted operation, it is provided that preferably support, convenient operation, can make the inflow and outflow that liquid is more smoothly simultaneously, reduce the manual operation impact on external tube for transfusion, it is also possible to avoid the problem caused by tube for transfusion bending.
Preferably, in above-mentioned actuator, between firm banking and flow rate regulation plate, it is provided with cut-off screens.The setting of cut-off screens, can limit the maximum displacement of flow rate regulation plate well, it is simple to manipulation, reduces maloperation.
Preferably, in above-mentioned actuator, firm banking 1 inwall is provided with the buckle structure 5 for fixed flow rate adjustable plate 2.
Firm banking and flow rate regulation plate are fitted together by the setting of buckle structure with allowing to extremely convenient, it is to avoid assembly is after sterilization because inconvenience assembles causes secondary pollution.Particularly, when being provided with two buckles, sterilization assembly can first be fixed on during assembling buckle together, and the cavity that the semi-finished product that so assembling obtains are internally formed can be connected with the inlet on firm banking and liquid outlet, can preferably carry out sterilization treatment.After sterilizing, simple pressing i.e. can get finished product, contributes to reducing production difficulty, obtains sterilizing product the most thoroughly.
Preferably, in above-mentioned actuator, on firm banking, 1 is provided with sealing gasket locating dowel 14.So can preferably sealing gasket 4 be fixed on firm banking 1.
Preferably, in above-mentioned actuator, flow rate regulation plate 2 upwardly extends and protects edge 25 on graduated disc 31.
Preferably, in above-mentioned actuator, firm banking is outward extended with upper backup pad 15 and lower supporting plate 16, upper backup pad 15 connects the pipeline of inlet and liquid outlet with accommodating respectively in lower supporting plate 16, location Moving plate 23 downwardly extends and protects edge 26 for 13 times around positioning chassis, and the firm banking 2 between upper backup pad 15 and lower supporting plate 16 is provided with under receiving the groove protecting edge 26.
Protect arranging of edge can avoid, during operation, too much friction occurs, make Flow-rate adjustment more smoothly.
Preferably, in above-mentioned actuator, graduated disc is made of clear material.So, flow rate indicator can be arranged on below graduated disc, it is to avoid rubs between flow rate indicator and graduated disc, brings unnecessary resistance.
Implement
Example
1
:
Transfusion double scale accurate constant speed quantitative actuator, including firm banking, inlet and liquid outlet it is provided with below firm banking, fixing axle has been upwardly extended in the middle part of firm banking, edge has upwardly extended sidewall, fixing axle and sidewall are provided with upper and lower twice buckle, and fixed by snap have movable flow rate regulation plate；
Flow rate regulation plate is provided with the fluid course of different pore size, and fluid course is spaced apart, and the cross-sectional area of fluid course increases successively towards side, and inlet is connected by fluid course with liquid outlet；Flow rate regulation plate is provided with two sterilizing through holes, and through hole is symmetrically distributed on flow rate regulation plate；Top buckle is for before sterilization by the most fixing for flow rate regulation plate, make to be formed between flow rate regulation plate and firm banking a bigger cavity, it is easy to make sterilizing gas be fully contacted each position, sterilizing is more convenient thoroughly, buckle on the lower, for passing through pressing after sterilizing completes further, makes flow rate regulation plate be finally fixed on firm banking；
Being provided with sealing gasket and cut-off screens between firm banking and flow rate regulation plate, sealing gasket is provided with the through hole corresponding respectively to inlet and liquid outlet；Firm banking is provided with multiple sealing gasket and fixes post, and sealing gasket is correspondingly provided with corresponding through hole；Cut-off screens is the projection cooperated on firm banking and flow rate regulation edges of boards edge, and wherein firm banking is provided with two projections, and flow rate regulation plate is provided with a projection, the moving range of flow rate regulation plate is limited between two projections of firm banking；
Firm banking is outward extended with positioning chassis and gripper shoe, and gripper shoe includes upper backup pad and lower support, and its purposes is conveniently to hold hands, and upper backup pad accommodates, in lower support, the pipeline being connected with inlet and liquid outlet；
Flow rate regulation plate is outward extended with location Moving plate, is provided with locating piece between positioning chassis and location Moving plate, and locating piece is the positioning convex and detent cooperated；Location Moving plate edge extend the most up and down on protect edge and under protect edge；
On the fixing axle that the graduated disc of one of composition flowrate marker is fixed on firm banking, graduated disc is made of clear material, for fan-shaped or circular, scale main line is one or more complete or incomplete circle or ellipses, the scale marker extended line of the first scale and the second scale all passes through the center of circle, article two, the scale of graduation mark lays respectively at the both sides of scale main line, mutually staggers and is uniformly distributed；Graduated disc is provided with flow increase and decrease mark, and the side that flow or flow velocity increase arranges increase and identifies, corresponding, opposite side is set to reduce mark, it is simple to the most more clearly instruction regulates direction, and its surface is slightly below and protects edge；Flow rate indicator is positioned at protects on edge, rotates and indicate correct flow velocity with the rotation of flow rate regulation plate；Upper backup pad and lower support are provided with under receiving the groove protecting edge, and the plane at positioning chassis place protects the plane at edge lowest part place under being slightly above, it is to avoid affect the rotation of flow rate regulation plate.
Claims (17)
1. a transfusion double scale accurate constant speed quantitative actuator, it is characterised in that: described actuator includes firm banking, flow rate regulation plate, is provided with inlet and liquid outlet below firm banking, and firm banking is fixedly arranged above movable flow rate regulation plate；
Being provided with sealing gasket between firm banking and flow rate regulation plate, sealing gasket is provided with the through hole corresponding respectively to inlet and liquid outlet；
Flow rate regulation plate is provided with the fluid course of different pore size, and inlet is connected by fluid course with liquid outlet；
Actuator is provided with flowrate marker, and flowrate marker is made up of graduated disc and corresponding flow rate indicator.
A kind of transfusion double scale accurate constant speed quantitative actuator the most according to claim 1, it is characterised in that: described fluid course is groove spaced apart, or cross-sectional area continually varying groove.
A kind of transfusion double scale accurate constant speed quantitative actuator the most according to claim 1, it is characterized in that: described firm banking is outward extended with positioning chassis, flow rate regulation plate is outward extended with location Moving plate, is provided with locating piece between positioning chassis and location Moving plate.
A kind of transfusion double scale accurate constant speed quantitative actuator the most according to claim 1, it is characterised in that: described flow rate regulation plate is the most discoid, and flow rate regulation plate is fixed in rotating shaft by its center of circle.
A kind of transfusion double scale accurate constant speed quantitative actuator the most according to claim 1, it is characterised in that: described graduated disc is fixed on firm banking, corresponding flow rate indicator and flow rate regulation plate synchronizing moving；Or flow rate indicator is fixed on firm banking, graduated disc is fixed on flow rate regulation plate.
6. according to a kind of transfusion double scale accurate constant speed quantitative actuator described in Claims 1 to 5 any one, it is characterised in that: the scale on described graduated disc is provided with at least two graduation marks.
7. according to a kind of transfusion double scale accurate constant speed quantitative actuator described in Claims 1 to 5 any one, it is characterized in that: described firm banking accommodates, in being outward extended with upper backup pad and lower supporting plate, upper backup pad and lower supporting plate, the pipeline connecting inlet and liquid outlet respectively.
8. according to a kind of transfusion double scale accurate constant speed quantitative actuator described in Claims 1 to 5 any one, it is characterised in that: it is provided with cut-off screens between described firm banking and flow rate regulation plate.
9. according to a kind of transfusion double scale accurate constant speed quantitative actuator described in Claims 1 to 5 any one, it is characterised in that: described firm banking inwall is provided with the buckle structure for fixed flow rate adjustable plate.
10. according to a kind of transfusion double scale accurate constant speed quantitative actuator described in Claims 1 to 5 any one, it is characterised in that: firm banking is provided with sealing gasket locating dowel, and sealing gasket is provided with the hole, location of correspondence.
11. a kind of transfusion double scale accurate constant speed quantitative actuators according to claim 4, it is characterised in that: described flow rate indicator is fixed on firm banking, and graduated disc is fixed in rotating shaft.
12. a kind of transfusion double scale accurate constant speed quantitative actuators according to claim 6, it is characterised in that: the scale of the graduation mark on described graduated disc mutually staggers.
13. a kind of transfusion double scale accurate constant speed quantitative actuators according to claim 11, it is characterised in that: described flow rate regulation plate upwardly extends and protects edge on graduated disc.
14. a kind of transfusion double scale accurate constant speed quantitative actuators according to claim 3, it is characterized in that: described firm banking is outward extended with upper backup pad and lower supporting plate, upper backup pad connects the pipeline of inlet and liquid outlet with accommodating respectively in lower supporting plate, described location Moving plate downwardly extends and protects edge under positioning chassis, and the firm banking between upper backup pad and lower supporting plate is provided with under receiving the groove protecting edge.
15. according to Claims 1 to 5, a kind of transfusion double scale accurate constant speed quantitative actuator described in 11,12,13 or 14, it is characterised in that: at least one in flow rate regulation plate and firm banking is provided with at least one sterilizing through hole.
16. according to Claims 1 to 5, a kind of transfusion double scale accurate constant speed quantitative actuator described in 11,12,13 or 14, it is characterised in that: flowrate marker is provided with flow velocity increase and decrease mark.
17. according to Claims 1 to 5, a kind of transfusion double scale accurate constant speed quantitative actuator described in 11,12,13 or 14, it is characterised in that: graduated disc is made of clear material.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410441176.0A CN104258488B (en) | 2014-03-17 | 2014-09-01 | Transfusion double scale accurate constant speed quantitative actuator |
| PCT/CN2015/074056 WO2015139573A1 (en) | 2014-03-17 | 2015-03-12 | Double scale, precise, fixed speed and quantitative regulator for infusion |
| TW104122335A TW201609212A (en) | 2014-09-01 | 2015-07-09 | Double-scale accurate constant-speed quantitative regulator for infusion |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410097175 | 2014-03-17 | ||
| CN2014100971759 | 2014-03-17 | ||
| CN201410097175.9 | 2014-03-17 | ||
| CN2014101474734 | 2014-04-14 | ||
| CN201410147473 | 2014-04-14 | ||
| CN201410147473.4 | 2014-04-14 | ||
| CN201410441176.0A CN104258488B (en) | 2014-03-17 | 2014-09-01 | Transfusion double scale accurate constant speed quantitative actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104258488A CN104258488A (en) | 2015-01-07 |
| CN104258488B true CN104258488B (en) | 2016-08-10 |
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| CN201420500430.5U Withdrawn - After Issue CN204033937U (en) | 2014-03-17 | 2014-09-01 | The accurate constant speed quantitative actuator of transfusion double scale |
| CN201410441176.0A Expired - Fee Related CN104258488B (en) | 2014-03-17 | 2014-09-01 | Transfusion double scale accurate constant speed quantitative actuator |
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| CN201420500430.5U Withdrawn - After Issue CN204033937U (en) | 2014-03-17 | 2014-09-01 | The accurate constant speed quantitative actuator of transfusion double scale |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015139573A1 (en) * | 2014-03-17 | 2015-09-24 | 胡绍勤 | Double scale, precise, fixed speed and quantitative regulator for infusion |
| CN204033937U (en) * | 2014-03-17 | 2014-12-24 | 胡绍勤 | The accurate constant speed quantitative actuator of transfusion double scale |
| WO2017113905A1 (en) * | 2015-12-29 | 2017-07-06 | 胡绍勤 | Infusion container |
| CN108969833B (en) * | 2018-06-29 | 2021-01-26 | 苏州市百世康医疗器械有限公司 | Replaceable infusion device |
| CN114129881B (en) * | 2021-12-06 | 2023-08-22 | 河南中医药大学第三附属医院 | Traditional chinese medical oncology device of dosing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4822344A (en) * | 1986-12-05 | 1989-04-18 | Sta-Set Corp. | Apparatus for controlling fluid flow rate |
| CN2721113Y (en) * | 2004-08-10 | 2005-08-31 | 王亮东 | Infusion flow range adjuster |
| EP1661687A1 (en) * | 2004-11-30 | 2006-05-31 | W. Müller GmbH | Extrusion die with die opening adjustment |
| CN201701567U (en) * | 2010-03-13 | 2011-01-12 | 闫思俊 | Infusion apparatus flow velocity control valve |
| CN204033937U (en) * | 2014-03-17 | 2014-12-24 | 胡绍勤 | The accurate constant speed quantitative actuator of transfusion double scale |
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2014
- 2014-09-01 CN CN201420500430.5U patent/CN204033937U/en not_active Withdrawn - After Issue
- 2014-09-01 CN CN201410441176.0A patent/CN104258488B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4822344A (en) * | 1986-12-05 | 1989-04-18 | Sta-Set Corp. | Apparatus for controlling fluid flow rate |
| CN2721113Y (en) * | 2004-08-10 | 2005-08-31 | 王亮东 | Infusion flow range adjuster |
| EP1661687A1 (en) * | 2004-11-30 | 2006-05-31 | W. Müller GmbH | Extrusion die with die opening adjustment |
| CN201701567U (en) * | 2010-03-13 | 2011-01-12 | 闫思俊 | Infusion apparatus flow velocity control valve |
| CN204033937U (en) * | 2014-03-17 | 2014-12-24 | 胡绍勤 | The accurate constant speed quantitative actuator of transfusion double scale |
Also Published As
| Publication number | Publication date |
|---|---|
| CN204033937U (en) | 2014-12-24 |
| CN104258488A (en) | 2015-01-07 |
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