CN106880886A - One kind transfusion automatic decanting device - Google Patents

One kind transfusion automatic decanting device Download PDF

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Publication number
CN106880886A
CN106880886A CN201710202116.7A CN201710202116A CN106880886A CN 106880886 A CN106880886 A CN 106880886A CN 201710202116 A CN201710202116 A CN 201710202116A CN 106880886 A CN106880886 A CN 106880886A
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CN
China
Prior art keywords
support
supporting plate
infusion bottle
worm
push
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
Application number
CN201710202116.7A
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Chinese (zh)
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CN106880886B (en
Inventor
李春花
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Affiliated Hospital of University of Qingdao
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Qingdao Xiangzhi Electronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Xiangzhi Electronic Technology Co Ltd filed Critical Qingdao Xiangzhi Electronic Technology Co Ltd
Priority to CN201910994623.8A priority Critical patent/CN110559508B/en
Priority to CN201710202116.7A priority patent/CN106880886B/en
Publication of CN106880886A publication Critical patent/CN106880886A/en
Application granted granted Critical
Publication of CN106880886B publication Critical patent/CN106880886B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1407Infusion of two or more substances
    • A61M5/1408Infusion of two or more substances in parallel, e.g. manifolds, sequencing valves

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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)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

The present invention relates to field of medical device, more particularly to a kind of transfusion automatic decanting device, including criss-cross support, the criss-cross end of support is respectively provided with supporting plate, and the through hole for being available for infusion bottle openend to penetrate is set on supporting plate, and infusion bottle liquid level detection device is provided with supporting plate, support downside sets push-pull structure and rotating mechanism, push-pull structure is interlocked with the rotation mechanism, and rotating mechanism links with support, and the woven hose of infusion bottle is arranged in push-pull structure.The beneficial effects of the invention are as follows:It is reasonable in design, it is easy to use, the replacing of infusion bottle can be automatically carried out, without artificial treatment, and applicability is extremely strong, goes for existing infusion bottle and transfusion device, without additional transformation is carried out, repeats and utilizes.Combined as the plug power of bottle plug puncture unit using worm and gear, by means of the advantage of turbine and worm decelerator, and coordinate leading screw to be plugged, it is overall more stable.

Description

One kind transfusion automatic decanting device
Technical field
The present invention relates to field of medical device, more particularly to a kind of transfusion automatic decanting device.
Background technology
In hospitalize work, infusion treatment quick result, using universal, but because many medicines can not mix, So often there is a situation for the defeated many bottle liquid medicines of client need.General such case then needs patient finding the medicine of oneself Nurse is looked for be changed when liquid is soon totally lost, and nurse then needs first to verify medicine according to the different patient of patient, Then dressing again.If there is multiple client need dressings simultaneously, can be more chaotic, waste of manpower and easily error.
The content of the invention
In order to solve the problems, such as foregoing invention, the invention provides one kind transfusion automatic decanting device, can automatically change defeated Liquid bottle.
The present invention proposes a kind of transfusion automatic decanting device, including criss-cross support 1, the criss-cross end of support 1 Supporting plate 2 is respectively provided with, the through hole for being available for infusion bottle openend to penetrate is set on supporting plate 2, the inspection of infusion bottle liquid level is provided with supporting plate 2 Survey device, the downside of the support 1 sets push-pull structure 4 and rotating mechanism 5, push-pull structure 4 interlocks with the rotation mechanism 5, rotating mechanism 5 Linked with the support 1, the woven hose of infusion bottle is arranged in the push-pull structure 4.
Preferably, the push-pull structure 4 includes motor 1, and motor 1 combines 42 linkage worm and gears by bevel gear Combination 43, the bevel gear being combined with the bevel gear in 42 of worm screw in worm and gear combination 43 is coaxial, worm gear and leading screw 44 is coaxial, the threaded connection fixture 45 of the leading screw 44, the bottle plug puncture unit of the clamping transfusion tube end of fixture 45.
Combination 42, the worm and gear combination 43, leading screw 44 of motor one 41, bevel gear is arranged on push-pull structure support 46.
Preferably, the linkage of worm and gear combination 43 is arranged on the Zhi Ye mechanisms 47 on the downside of it;
Zhi Ye mechanisms 47 include combining the worm gear meshed gears 1 in 43, gear 1 and taper with the worm and gear Friction pulley 1 is coaxial, and friction cone 1 is fitted with friction cone 2 473, friction cone 2 473 and cam 474 Coaxially, cam 474 is arranged in only liquid housing 475, only the side of liquid housing 475 be provided with it is openable renovate, woven hose Hose segment passes through only liquid housing 475.Flexible pipe is located at renovates inner side, is contacted with cam 474.
Preferably, the rotating mechanism 5 includes escapement lever 51, and escapement bar 52 corresponding with escapement lever 51, escapement bar 52 The lower surface of each branch of the support 1 is arranged on, the escapement lever 51 includes U-shaped opening end and slotted eye, U-shaped opening end and institute The correspondence of escapement bar 52 is stated, the centerline of the support 1 sets axis 3, and support 1 is rotated centered on the axis 3, described to catch The slotted eye of vertical fork 51 is matched with the axis 3, and the bottom of axis 3 is fitted through slotted eye and with slotted eye medial surface;
The downside of the escapement lever 51 sets small rod 53, and the two ends of small rod 53 set axostylus axostyle, one end axostylus axostyle and the escapement lever 51 Middle part be hinged, other end axostylus axostyle connection driven pulley 54, driven pulley 54 engages with driving wheel 55, and driving wheel 55 connects motor 2 56 Output shaft;Driven pulley 54 is fixed on rotating mechanism support 57 by axostylus axostyle.
Preferably, the push-pull structure support 46 is fixedly connected into an entirety, the axis 3 with rotating mechanism support 57 Bottom passes through the rotating mechanism support 57, the motor 2 56 to be arranged in rotating mechanism support 57;The rotating mechanism branch Contact switch 58 is set on frame 57, positioned at the downside of the fixture 45.
Preferably, the fixture 45 include two clamping plates 451 setting up and down, left between clamping plate 451 can be put into it is defeated The gap of liquid pipe bottle plug puncture unit airfoil-shaped portion;Clamping plate 451 is " u "-shaped, and its openend is hinged block 452, block 452 and clamping plate 451 are fixed by bolt 453;The side that block 452 is contacted with bottle plug puncture unit sets cushion 454.
Preferably, the centerline of the support 1 sets axis 3, the screw top of axis 3 connection top cover 6;The upside of top cover 6 sets Suspension ring are put, is fixedly connected with Infusion support by suspension ring.
Preferably, the both sides of the leading screw 44 set vertical bar 48, the screwed hole that the fixture 45 is connected with the leading screw 44 Both sides are provided with the through hole passed through for vertical bar 48.
Preferably, the through hole for being available for infusion bottle openend to penetrate is opened up on the supporting plate 2, the through hole downside sets spiral cover 7, spiral cover 7 is hinged by being arranged on the bull stick of its side with the lower surface of supporting plate 2, sets cavity in spiral cover 7, the upper surface of spiral cover 7 with The downside of the supporting plate 2 is fitted, the external diameter of the internal diameter more than or equal to the through hole opened up on supporting plate 2 of spiral cover 7, the push-pull structure branch It is corresponding with through hole on frame 46 to be vertically arranged driving lever 49.
Preferably, the through hole for being available for infusion bottle openend to penetrate is opened up on the supporting plate 2, the through hole downside edge is set Rubber ring.
Preferably, the upper surface of supporting plate 2 sets the clamping plate 21 for being used for clamping infusion bottle, the edge of clamping plate 21 and the side of supporting plate 2 Edge is hinged, and its hinged place sets torsion spring.
Preferably, 21 points of clamping plate is upper and lower two parts, and lower plate downside is hinged with the edge of supporting plate 2, upside and train wheel bridge It is hinged, two hinged places are respectively provided with torsion spring.
Preferably, the downside of top cover 6 is provided with the upper bracket rotated with support 1, the infusion bottle on upper bracket and the supporting plate 2 Pressing plate is correspondingly arranged on, pressing plate is hinged with upper bracket, its hinged place sets torsion spring.
The beneficial effect of the embodiment of the present invention is:The present apparatus is reasonable in design, easy to use, can carry out infusion bottle more automatically Change, without artificial treatment, and applicability is extremely strong, go for existing infusion bottle and transfusion device, without additionally being changed Make, repeat and utilize.Combined as the plug power of bottle plug puncture unit using worm and gear, by means of turbine and worm decelerator Advantage, and coordinate leading screw to be plugged, it is overall more stable.
Brief description of the drawings
Fig. 1 is the stereogram one of the embodiment of the present invention.
Fig. 2 is the stereogram two of the embodiment of the present invention.
Fig. 3 is the stereogram three of the embodiment of the present invention.
Fig. 4 is the A partial enlarged drawings of Fig. 1.
Fig. 5 is the push-pull structure and rotating mechanism enlarged drawing of the embodiment of the present invention.
Fig. 6 is the fixture enlarged diagram of the embodiment of the present invention.
Wherein, reference is, 1, support;2nd, supporting plate;3rd, axis;4th, push-pull structure;41st, motor one;42nd, bevel gear combination; 43rd, worm and gear combination;44th, leading screw;45th, fixture;451st, clamping plate;452nd, block;46th, push-pull structure support;47th, liquid machine is stopped Structure;471st, gear one;472nd, friction cone one;473rd, friction cone two;474th, cam;475th, liquid housing is stopped;48th, vertically Bar;49th, driving lever;5th, rotating mechanism;51st, escapement lever;52nd, escapement bar;53rd, small rod;54th, driven pulley;55th, driving wheel;56th, electricity Machine two;57th, rotating mechanism support;58th, contact switch;6th, top cover;7th, spiral cover.
Specific embodiment
Embodiment 1
Referring to Fig. 1 to Fig. 6, the present invention provides a kind of transfusion automatic decanting device, including criss-cross support 1, the cross of support 1 End be respectively provided with supporting plate 2, the through hole for being available for that infusion bottle openend penetrates is set on supporting plate 2, be provided with infusion bottle on supporting plate 2 Liquid level detection device, the downside of support 1 sets push-pull structure 4 and rotating mechanism 5, and push-pull structure 4 interlocks with the rotation mechanism 5, rotating machine Structure 5 is linked with support 1, and the woven hose of infusion bottle is arranged in push-pull structure 4.Wherein infusion bottle liquid level detection device can be selected Infrared or supersonic detection device, this is prior art.
Push-pull structure 4 includes motor 1, and motor 1 combines 42 linkage worm and gears and combines 43, worm gear by bevel gear The bevel gear that worm screw in worm combination 43 combines in 42 with bevel gear is coaxial, and worm gear is coaxial with leading screw 44, the spiral shell of leading screw 44 Line jockey 45, the bottle plug puncture unit of the clamping transfusion tube end of fixture 45.
Combination 42, the worm and gear combination 43, leading screw 44 of motor one 41, bevel gear is arranged on push-pull structure support 46;
The linkage of worm and gear combination 43 is arranged on the Zhi Ye mechanisms 47 on the downside of it;
Zhi Ye mechanisms 47 include combining the worm gear meshed gears 1 in 43, gear 1 and conical friction with worm and gear Take turns 1 coaxially, friction cone 1 is fitted with friction cone 2 473, and friction cone 2 473 is same with cam 474 Axle, cam 474 is arranged in only liquid housing 475, only the side of liquid housing 475 be provided with it is openable renovate, woven hose it is soft Tube portion passes through only liquid housing 475.Flexible pipe is located at renovates inner side, is contacted with cam 474.Friction cone uses the knot of bevel gear Structure, friction plate is changed to by gear.
Rotating mechanism 5 includes escapement lever 51, and escapement bar 52 corresponding with escapement lever 51, and escapement bar 52 is arranged on support 1 The lower surface of each branch, escapement lever 51 includes U-shaped opening end and slotted eye, and U-shaped opening end is corresponding with escapement bar 52, support 1 Centerline sets axis 3, and support 1 is rotated centered on axis 3, and the slotted eye of escapement lever 51 is matched with axis 3, the bottom of axis 3 Fitted through slotted eye and with slotted eye medial surface;
The downside of escapement lever 51 sets small rod 53, and the two ends of small rod 53 set axostylus axostyle, and one end axostylus axostyle cuts with scissors with the middle part of escapement lever 51 Connect, other end axostylus axostyle connection driven pulley 54, driven pulley 54 is engaged with driving wheel 55, and driving wheel 55 connects the output of motor 2 56 Axle;Driven pulley 54 is fixed on rotating mechanism support 57 by axostylus axostyle.
Push-pull structure support 46 is fixedly connected into an entirety with rotating mechanism support 57, and the bottom of axis 3 passes through rotating machine Structure support 57, motor 2 56 is arranged in rotating mechanism support 57;It is provided with rotating mechanism support 57, positioned at the downside of fixture 45 Contact switch 58.
Fixture 45 includes two clamping plates 451 setting up and down, and being left between clamping plate 451 can be put into woven hose bottle stopper puncture The gap of device airfoil-shaped portion;Clamping plate 451 is " u "-shaped, and its openend is hinged block 452, and block 452 passes through bolt with clamping plate 451 453 fix;The side that block 452 is contacted with bottle plug puncture unit sets cushion 454.
The centerline of support 1 sets axis 3, the screw top of axis 3 connection top cover 6;The upside of top cover 6 sets suspension ring, passes through Suspension ring are fixedly connected with Infusion support.
The both sides of leading screw 44 set vertical bar 48, and the screwed hole both sides that fixture 45 is connected with leading screw 44 are provided with for vertical bar 48 The through hole for passing through.
The through hole for being available for infusion bottle openend to penetrate is opened up on supporting plate 2, through hole downside sets spiral cover 7, and spiral cover 7 is by setting Bull stick in its side is hinged with the lower surface of supporting plate 2, and cavity is set in spiral cover 7, and the upper surface of spiral cover 7 is fitted with the downside of supporting plate 2, The internal diameter of spiral cover 7 is more than or equal to the external diameter of the through hole opened up on supporting plate 2, corresponding with through hole on push-pull structure support 46 to be vertically arranged Driving lever 49.
The through hole for being available for infusion bottle openend to penetrate is opened up on supporting plate 2, the through hole downside edge sets rubber ring.
The upper surface of supporting plate 2 sets the clamping plate 21 for being used for clamping infusion bottle, and edge and the edge of supporting plate 2 of clamping plate 21 are hinged, Its hinged place sets torsion spring.
21 points of clamping plate is upper and lower two parts, and lower plate downside is hinged with the edge of supporting plate 2, and upside is hinged with train wheel bridge, two Individual hinged place is respectively provided with torsion spring.
When the present apparatus works, top cover 6 is outwarded winding separates itself and axis 3, then will be put into ethanol for disinfection cotton balls in spiral cover 7, The infusion bottle that will be needed to use is placed on supporting plate 2, its openend is placed in the through hole of supporting plate 2, again good and sound top cover 6, will Top cover 6 is fixed on Infusion support, and Infusion support does not need given shape, as long as the present apparatus can be fixed.Transfusion is used Woven hose be arranged on correspondence position, bottle plug puncture unit is placed in fixture 45, and flexible pipe is arranged in Zhi Ye mechanisms 47.
When the liquid level detection device on supporting plate 2 detects liquid level deficiency in infusion bottle, then trigger motor 1 and start fortune Turn, motor 1 combines 42 and drives worm and gear to combine the worm screw rotation in 43 by bevel gear, and worm screw passes to snail strength Wheel, worm gear moves down the fixture 45 being threadedly coupled with leading screw 44 by rotational lead screw 44, and fixture 45 holds bottle stopper puncture Device is slowly extracted, and in the process, worm gear drives the gear 1 in Zhi Ye mechanisms 47 to rotate, so that friction cone 472 is logical Crossing frictional force makes friction cone 473 be rotated with moving cam 474, and under the extruding of cam 474, the flexible pipe of woven hose is subject to squeeze Pressure, its internal liquid tapers off flowing.When fixture 45 drops to certain position, the touching contact switch 58 of fixture 45, from And motor 2 56, in the presence of motor 2 56, small rod 53 with driven pulley 54 for the center of circle rotate, so as to drive escapement lever 51 motions, the supporting plate 2 that escapement lever 51 is then stirred above woven hose by escapement bar 52 rotates 90 °, so that next needs The infusion bottle of transfusion is just, and during its is in place, driving lever 49 pushes spiral cover 7 aside, the bottleneck of infusion bottle is exposed, then Motor 1 is inverted, and fixture 45 drives bottle plug puncture unit to be pierced into the bottle stopper of infusion bottle mouth.The motor of the present apparatus is powered can be with From civil power or rechargeable battery, the electric control part of the present apparatus is very simple in addition, it is only necessary to realize two phases of servomotor Mutually triggering debugging, will not be repeated here.
Embodiment 2
On the basis of embodiment 1, the bottom of leading screw 44 is provided with smooth part, and smooth part upside is threaded portion, smooth department Exceptionally side is provided with spring, when fixture 45 is threadingly partly displaced downwardly to bottom, continues downward in the presence of screw thread, now bullet Spring can allow and be back to threaded portion by fixture top, and this measure adjusts the 5 two motor work of push-pull structure 4 and rotating mechanism for convenience Time difference.
Embodiment 3
On the basis of embodiment 1, the downside of top cover 6 is provided with the upper bracket rotated with support 1, and upper bracket also can select cross Support, upper bracket branch end is correspondingly arranged on pressing plate with the infusion bottle on supporting plate 2, and pressing plate is hinged with upper bracket end, its hinge Meet place and torsion spring is set, pressing plate pushes the blind end of infusion bottle.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Enclose.

Claims (10)

1. a kind of transfusion automatic decanting device, including criss-cross support(1), support(1)Criss-cross end is respectively provided with support Plate(2), supporting plate(2)It is upper that the through hole for being available for infusion bottle openend to penetrate, supporting plate are set(2)On be provided with infusion bottle level sensing dress Put, it is characterised in that the support(1)Downside sets push-pull structure(4)With rotating mechanism(5), push-pull structure(4)Interlock with the rotation Mechanism(5), rotating mechanism(5)With the support(1)Linkage, the woven hose of infusion bottle is arranged on the push-pull structure(4)It is interior.
2. it is according to claim 1 transfusion automatic decanting device, it is characterised in that the push-pull structure(4)Including motor One(41), motor(41)Combined by bevel gear(42)Linkage worm and gear combination(43), worm and gear combination(43)In Worm screw combines with the bevel gear(42)In a bevel gear it is coaxial, worm gear and leading screw(44)Coaxially, the leading screw(44)Spiral shell Line jockey(45), fixture(45)The bottle plug puncture unit of clamping transfusion tube end.
3. transfusion automatic decanting device according to claim 2, it is characterised in that worm and gear combination(43)Linkage It is arranged on the Zhi Ye mechanisms on the downside of it(47);
Zhi Ye mechanisms(47)Including being combined with the worm and gear(43)In worm gear meshed gears one(471), gear (471)With friction cone one(472)Coaxially, friction cone one(472)With friction cone two(473)Laminating, taper rubs Wipe wheel two(473)With cam(474)Coaxially, cam(474)It is arranged on only liquid housing(475)It is interior, only liquid housing(475)Side sets Be equipped with it is openable renovate, the hose segment of woven hose is through only liquid housing(475).
4. it is according to claim 2 transfusion automatic decanting device, it is characterised in that the rotating mechanism(5)Including escapement Fork(51), and and escapement lever(51)Corresponding escapement bar(52), escapement bar(52)It is arranged on the support(1)Under each branch Surface, the escapement lever(51)Including U-shaped opening end and slotted eye, U-shaped opening end and the escapement bar(52)Correspondence, the support (1)Centerline set axis(3), support(1)With the axis(3)Centered on rotate, the escapement lever(51)Slotted eye With the axis(3)Matching, axis(3)Fit through slotted eye and with slotted eye medial surface bottom;
The escapement lever(51)Downside sets small rod(53), small rod(53)Two ends set axostylus axostyle, and one end axostylus axostyle catches with described Vertical fork(51)Middle part be hinged, the other end axostylus axostyle connection driven pulley(54), driven pulley(54)With driving wheel(55)Engagement, driving wheel (55)Connection motor two(56)Output shaft;Driven pulley(54)Rotating mechanism support is fixed on by axostylus axostyle(57)On.
5. it is according to claim 4 transfusion automatic decanting device, it is characterised in that the push-pull structure support(46)With turn Dynamic mechanism rack(57)It is fixedly connected into an entirety, the axis(3)Bottom passes through the rotating mechanism support(57), it is described Motor two(56)It is arranged on rotating mechanism support(57)It is interior;The rotating mechanism support(57)Above, positioned at the fixture(45)Under Side sets contact switch(58).
6. according to any described transfusion automatic decanting devices of claim 1-5, it is characterised in that the fixture(45)Including upper The two clamping plates of lower setting(451), clamping plate(451)Between leave and can be put into woven hose bottle plug puncture unit airfoil-shaped portion between Gap;Clamping plate(451)It is " u "-shaped, its openend is hinged block(452), block(452)With clamping plate(451)By bolt(453)Gu It is fixed;Block(452)The side contacted with bottle plug puncture unit sets cushion(454).
7. according to any described transfusion automatic decanting devices of claim 1-6, it is characterised in that the axis(3)Top spiral shell Line connects top cover(6);Top cover(6)Upside sets suspension ring, is fixedly connected with Infusion support by suspension ring.
8. according to any described transfusion automatic decanting devices of claim 1-7, it is characterised in that the leading screw(44)Both sides set Put vertical bar(48), the fixture(45)With the leading screw(44)The screwed hole both sides of connection are provided with and supply vertical bar(48)Pass through Through hole.
9. according to any described transfusion automatic decanting devices of claim 1-8, it is characterised in that the supporting plate(2)On open up The through hole for being available for infusion bottle openend to penetrate, the through hole downside sets spiral cover(7), spiral cover(7)By being arranged on its side Bull stick and supporting plate(2)Lower surface is hinged, spiral cover(7)Interior setting cavity, spiral cover(7)Upper surface and the support(1)Paste downside Close, spiral cover(7)Internal diameter be more than or equal to supporting plate(2)On the external diameter of through hole that opens up, the push-pull structure support(46)On with it is logical Hole correspondence is vertically arranged driving lever(49).
10. according to any described transfusion automatic decanting devices of claim 1-9, it is characterised in that the supporting plate(2)On open up The through hole for being available for infusion bottle openend to penetrate, the through hole downside edge sets rubber ring.
CN201710202116.7A 2017-03-30 2017-03-30 Automatic bottle changing device for transfusion Expired - Fee Related CN106880886B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201910994623.8A CN110559508B (en) 2017-03-30 2017-03-30 Automatic device of changing of infusion bottle
CN201710202116.7A CN106880886B (en) 2017-03-30 2017-03-30 Automatic bottle changing device for transfusion

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Application Number Priority Date Filing Date Title
CN201710202116.7A CN106880886B (en) 2017-03-30 2017-03-30 Automatic bottle changing device for transfusion

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CN106880886B CN106880886B (en) 2020-01-10

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CN111529806A (en) * 2020-05-21 2020-08-14 淄博海瑞医疗器械有限公司 Automatic infusion equipment for medical treatment
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