CN101319670B - Automatic transfusion apparatus - Google Patents
Automatic transfusion apparatus Download PDFInfo
- Publication number
- CN101319670B CN101319670B CN2008100714097A CN200810071409A CN101319670B CN 101319670 B CN101319670 B CN 101319670B CN 2008100714097 A CN2008100714097 A CN 2008100714097A CN 200810071409 A CN200810071409 A CN 200810071409A CN 101319670 B CN101319670 B CN 101319670B
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- CN
- China
- Prior art keywords
- moving bar
- elastic deformable
- deformable body
- floor
- box body
- 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.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
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- 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
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/148—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons flexible, e.g. independent bags
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Vascular Medicine (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 provides an automatic transfusion device which is more convenient to be used; the device comprises a box, an elastic deformable body, a bearing plate and a cover; the cover is covered on the box to form an airtight cavity; the elastic deformable body is arranged between the box and the cover and is arranged in the thickness direction of the box in an elastic deformable way; the bearing plate is arranged between the cover and the elastic deformable body; the elastic deformable body is provided with a tension device used to drive the elastic deformable body to overcome elastic deformation. The device can easily stretch the elastic deformable body to the tensest status, so as to conveniently arrange a liquid storage bag between the bearing plate and the cover; compared with the prior transfusion devices the whole operation process has the advantages of labor saving, safety, convenience, etc.
Description
Technical field
The present invention relates to a kind of automatic infusion device, this automatic infusion device is used for the unpowered transportation art of soup, blood, lubricated wet goods liquid.
Background technique
Traditional transfusion device adopts the pressure reduction principle, and liquid bottle or liquid bag are suspended on eminence, utilizes pressure reduction to make soup or blood in indusion tube input human body.This infusion model, the patient need crouch or be seated on chair in bed, as needs of patients stool and urine, need nurse or family members help that liquid bottle or liquid bag are moved the patient crown of developing simultaneously, use very inconvenient, and blood back or bulge phenomenon take place easily, particularly more inconvenient when first aid in the open air, the disaster relief.
With reference to figure 4, on April 25th, 2007, the Chinese patent CN2892110Y of bulletin disclosed a kind of liquid conveying device, it is that the inventor is designed the year before, it comprises box body 1 ', be located at the elastic deformable body 2 ' in the described box body 1 ' successively, bearing plate 3 ', flexible liquid storing bag 4 ' and be covered on lid 5 ' on the described box body 1 ', along the described elastic deformable body of the direction 2 ' both sides of described elastic deformable body 2 ' distortion respectively with the inner side surface of box body 1 ', bearing plate 3 ' adjacency, place described flexible liquid storing bag 4 ' between described bearing plate 3 ' opposite side and the lid 5 ', one end of liquid transport pipeline system connects described flexible liquid storing bag 4 ', in a specific embodiment of this technological scheme, described elastic deformable body 2 ' is an elastic support, it comprises moving bar one, moving bar two, moving bar three, moving bar four, two pairs of floors, extension spring and rotating shaft, whole elastic support is a rectangular structure, moving bar one, moving bar two, moving bar three, moving bar four is parallel successively to be distributed on four angles of cuboid, rotating shaft and described each moving bar be arranged in parallel and are positioned at the center of cuboid, every pair of floor comprises floor one and floor two, floor one middle part is articulated in rotating shaft, side of body plate one two ends are articulated in moving bar one and moving bar three vertical ends respectively, floor two middle parts are articulated in rotating shaft, floor two two ends are articulated in moving bar two and moving bar four vertical ends respectively, and be positioned at the same side of cuboid with the floor one of a pair of floor and the floor two and the hinge portion of each moving bar, described extension spring two ends are located at respectively on two adjacent moving bars.The liquid conveying device of this kind structure needs manually elastic support to be depressed into limit position and fixes when in use, and the flexible liquid storing bag of packing into then uses quite inconvenience, awaits further improvement.
Summary of the invention
The purpose of this invention is to provide a kind of more convenient automatic infusion device that uses.
Technological scheme of the present invention is such: a kind of automatic infusion device, comprise box body, elastic deformable body, bearing plate and lid, described cover cap is located at and is formed an airtight cavity volume on the box body, described elastic deformable body is located between box body and the lid and along the thickness direction elastically deformable of box body and is placed, described bearing plate is located between lid and the elastic deformable body, and described elastic deformable body is provided with driving, and it overcomes the tension device of spring-back force deformation.
Above-mentioned automatic infusion device, described elastic deformable body roughly is a rectangular structure, it comprises moving bar one, moving bar two, moving bar three, moving bar four, two pairs of floors, extension spring and rotating shaft, described moving bar one, moving bar two, moving bar three, moving parallel successively four sides of cuboid that are distributed in of bar four are along last, rotating shaft and described each moving bar be arranged in parallel and are positioned at the center of cuboid, every pair of floor comprises floor one and floor two, floor one middle part is articulated in rotating shaft, side of body plate one two ends are articulated in moving bar one and moving bar three vertical ends respectively, floor two middle parts are articulated in rotating shaft, floor two two ends are articulated in moving bar two and moving bar four vertical ends respectively, and two pairs of floors lay respectively at the bi-side, front and back of cuboid, and described extension spring two ends are located at respectively on two adjacent moving bars.
Above-mentioned automatic infusion device, described tension device comprises driving gear, driven gear and two tooth bars, the axial end of described driving gear is provided with handle with sleeve and is used to drive the driving gear rotation, described driven gear is made up of the gearwheel and the small gear of coaxial setting, gearwheel and driving gear engagement driving are provided with, one end of two tooth bars is hinged with two moving bars that are provided with extension spring respectively, and small gear and two tooth bar engagement driving are provided with.
Above-mentioned automatic infusion device, described tension device is provided with the positioning device that is used for elastic deformable body is fixed in tensioning state.
Above-mentioned automatic infusion device, described positioning device comprises a ratchet and handle with sleeve, described ratchet is located on the box body rotationally, and the free end of ratchet top is located on the gear teeth of driving gear or gearwheel, and handle with sleeve is located at and is used to drive the ratchet rotation between box body and the ratchet.
By adopting the aforementioned techniques scheme, the invention has the beneficial effects as follows: by on elastic deformable body, setting up tension device, thereby can strut elastic deformable body to the maximum tension state easily, and then can between bearing plate and lid, place liquid storing bag easily, the whole operation process has advantages such as laborsaving, safe, easy with respect to known liquid conveying device.
Description of drawings
Fig. 1 is embodiment's a stereogram;
Fig. 2 is embodiment's a three-dimensional exploded view;
Fig. 3 is embodiment's elastic deformable body and tension device stereogram thereof;
Fig. 4 is known liquid conveying device three-dimensional exploded view;
Embodiment
The present invention is the improvement of being done on the basis of the disclosed a kind of liquid conveying device of Chinese patent CN2892110Y of on April 25th, 2007 bulletin, believe read over that this technological scheme can better be understood technical problem to be solved by this invention, the technological scheme that adopted and therefore and the beneficial effect that obtains.
With reference to figure 1, Fig. 2 and Fig. 3, embodiment discloses a kind of automatic infusion device, comprise box body 1, elastic deformable body 2, bearing plate 3, tension device 4 and lid 5, wherein said lid 5 is covered on and forms an airtight cavity volume on the box body 1, described elastic deformable body 2 is located between box body 1 and the lid 5 and along the thickness direction elastically deformable of box body 1 and is placed, described bearing plate 3 is located between lid 5 and the elastic deformable body 2, like this when elastic deformable body 2 distortion are shunk downwards, thereby bearing plate 3 and then moves down between bearing plate 3 and lid 5 and forms cavity volume, liquid storing bag can be inserted in this cavity volume, and described elastic deformable body 2 is provided with and drives its positioning device 6 that overcomes the tension device 4 of spring-back force deformation and be used for elastic deformable body 2 is fixed on tensioning state, described lid 5 one sides are along hinged with box body 1, and box body 1 opposite side is along releasedly lid 5 being fastened on its upper surface by two hasps 11.
Wherein said elastic deformable body 2 roughly is a rectangular structure, it comprises moving bar 1, moving bar 2 22, moving bar 3 23, moving bar 4 34, two pairs of floors, two extension spring (not shown)s and rotating shaft 27, described moving bar 1, moving bar 2 22, moving bar 3 23, moving parallel successively four sides of cuboid that are distributed in of bar 4 24 are along last, rotating shaft 27 is located at the center of cuboid and is be arranged in parallel with each moving bar, every pair of floor comprises floor 1 and floor 2 26, floor one 25 middle parts are articulated in the rotating shaft 27, side of body plate one 25 two ends are articulated in moving bar 1 and moving bar 3 23 vertical ends respectively, floor 2 26 middle parts are articulated in rotating shaft 27, floor 2 26 two ends are articulated in moving bar 2 22 and moving bar 4 24 vertical ends respectively, and two pairs of floors lay respectively at the bi-side, front and back of cuboid, two extension springs lay respectively at bi-side, cuboid front and back, and the two ends of each extension spring are located at respectively on moving bar 1 and the moving bar 2 22.
Described tension device 4 comprises driving gear 41, driven gear 42 and two tooth bars 43, described box body 1 is provided with bottom plate 12 and upper mounted plate 13, described driving gear 41 is located between upper mounted plate 13 and the bottom plate 12 rotationally, an axial end of driving gear 41 extends downwards and passes box body 1 bottom surface sidewall, one rotatable handle 44 and driving gear 41 are positioned at the separable setting of axial end portion of box body 1 bottom surface, rotatable handle 44 is used to drive driving gear 41 rotations, described driven gear 42 also is located between upper mounted plate 13 and the bottom plate 12, driven gear 42 comprises the gearwheel 421 and small gear 422 of coaxial setting, described gearwheel 421 and driving gear 41 engagement driving settings, two tooth bars 43 are articulated in respectively on moving bar 1 and the moving bar 2 22 side by side, small gear 422 respectively with the 43 engagement driving settings of two tooth bars, thereby when rotatable handle 44 drives driving gear 41 rotations, gearwheel 421 drives small gear 422 and rotates synchronously, and then drive the 43 opposing motions of two tooth bars, make whole elastic deformable body 2 overcome the elastic force distortion of extension spring, say to be exactly the length increase of elastic deformable body 2 abstractively, highly reduce, whole process is exactly the process that is crushed, so that abdicate the volume of liquid storing bag between bearing plate 3 and lid 5.
Described tension device 4 is provided with the positioning device 6 that is used for elastic deformable body 2 is fixed in tensioning state, described positioning device 6 comprises a ratchet 61 and handle with sleeve 62, one end of described ratchet 61 is located between upper mounted plate 13 and the bottom plate 12 rotationally, the free end top of ratchet 61 is located on the gear teeth of driving gear 41, the hinging shaft of ratchet 61 extends to the outside, box body 1 bottom surface, handle with sleeve 62 is rigidly connected with the hinging shaft of ratchet 61, thereby when rotatable handle 44 is stretched to limit tensioning state to whole elastic deformable body 2, handle with sleeve 62 pushes up the free end of ratchet 61 on the gear teeth of being located at driving gear 41 and prevents its backward rotation, at this moment, can put liquid storing bag between bearing plate 3 and the lid 5 into like a cork, when using, lid 5 is passed through hasp 11 fastenings, handle with sleeve 62 is removed ratchet 61 from driving gear 41, then whole elastic deformable body 2 upwards resets under the effect of extension spring, whole procedural abstraction diminishes for length direction length, the process of Zeng Jiaing highly, this process upwards promotes bearing plate 3, carries out the liquid of liquid storing bag the inside between bearing plate 3 and the lid 5 is injected to patient's body.
Claims (4)
1. automatic infusion device, it is characterized in that: comprise box body, elastic deformable body, bearing plate and lid, described cover cap is located at and is formed an airtight cavity volume on the box body, described elastic deformable body is located between box body and the lid and along the thickness direction elastically deformable of box body and is placed, described bearing plate is located between lid and the elastic deformable body, described elastic deformable body is provided with driving, and it overcomes the tension device of spring-back force deformation, described tension device comprises driving gear, driven gear and two tooth bars, the axial end of described driving gear is provided with handle with sleeve and is used to drive the driving gear rotation, described driven gear is made up of the gearwheel and the small gear of coaxial setting, gearwheel and driving gear engagement driving are provided with, one end of two tooth bars is connected setting respectively with elastic deformable body, small gear and two tooth bar engagement driving are provided with.
2. automatic infusion device according to claim 1, it is characterized in that: described elastic deformable body roughly is a rectangular structure, it comprises moving bar one, moving bar two, moving bar three, moving bar four, two pairs of floors, extension spring and rotating shaft, described moving bar one, moving bar two, moving bar three, moving parallel successively four sides of cuboid that are distributed in of bar four are along last, rotating shaft and each moving bar be arranged in parallel and are positioned at the center of cuboid, every pair of floor comprises floor one and floor two, floor one middle part is articulated in rotating shaft, floor one two ends are articulated in moving bar one and moving bar three vertical ends respectively, floor two middle parts are articulated in rotating shaft, floor two two ends are articulated in moving bar two and moving bar four vertical ends respectively, and two pairs of floors lay respectively at the bi-side, front and back of cuboid, and described extension spring two ends are located at respectively on two adjacent moving bars.
3. automatic infusion device according to claim 2 is characterized in that: described tension device is provided with the positioning device that is used for elastic deformable body is fixed in tensioning state.
4. automatic infusion device according to claim 3, it is characterized in that: described positioning device comprises a ratchet and handle with sleeve, described ratchet is located on the box body rotationally, the free end top of ratchet is located on the gear teeth of driving gear or gearwheel, and handle with sleeve is located at and is used to drive the ratchet rotation between box body and the ratchet.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100714097A CN101319670B (en) | 2008-07-11 | 2008-07-11 | Automatic transfusion apparatus |
PCT/CN2008/072119 WO2010003291A1 (en) | 2008-07-11 | 2008-08-23 | Automatic transfusion device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100714097A CN101319670B (en) | 2008-07-11 | 2008-07-11 | Automatic transfusion apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101319670A CN101319670A (en) | 2008-12-10 |
CN101319670B true CN101319670B (en) | 2010-10-13 |
Family
ID=40179897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100714097A Expired - Fee Related CN101319670B (en) | 2008-07-11 | 2008-07-11 | Automatic transfusion apparatus |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN101319670B (en) |
WO (1) | WO2010003291A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011003235A1 (en) * | 2009-07-08 | 2011-01-13 | Lin Ronghua | Adjustable and automatic lifting device |
CN104474602B (en) * | 2014-12-04 | 2017-01-11 | 广西大学 | Constant-force spring type medical infusion apparatus |
CN106267443B (en) * | 2015-05-12 | 2021-06-08 | 林圣梁 | Portable infusion device |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08257121A (en) * | 1995-03-27 | 1996-10-08 | Piolax Inc | Medical fluid injector |
JPH09248337A (en) * | 1996-03-15 | 1997-09-22 | Piolax Inc | Liquid chemical injection device |
JPH10272180A (en) * | 1997-03-31 | 1998-10-13 | Piolax Inc | Liquid medicine injector |
BE1013694A3 (en) * | 2000-09-21 | 2002-06-04 | Beria Sa | Self infusion device. |
CN2491032Y (en) * | 2001-03-24 | 2002-05-15 | 苏俊锋 | Automatic pressuring device of soft package transfusion |
CN2892110Y (en) * | 2006-04-18 | 2007-04-25 | 林荣华 | Transfusion apparatus |
CN200942220Y (en) * | 2006-04-18 | 2007-09-05 | 林荣华 | Improved structure for hanger-free infusion |
CN2902303Y (en) * | 2006-05-22 | 2007-05-23 | 林荣华 | Novel automatic transfusion device |
CN1931381A (en) * | 2006-09-28 | 2007-03-21 | 郑寿春 | Elastic extrusion type infusion device |
CN200957230Y (en) * | 2006-09-28 | 2007-10-10 | 郑寿春 | Elastic extrusion type infusion device |
CN200960336Y (en) * | 2006-10-24 | 2007-10-17 | 蒋小明 | Constant force extrusion transfusion device |
JP4375383B2 (en) * | 2006-11-01 | 2009-12-02 | ニプロ株式会社 | Infusion pump |
BE1017480A3 (en) * | 2007-03-02 | 2008-10-07 | Cewac Asbl Ct D Etudes Wallon | AUTONOMOUS INFUSION APPARATUS. |
CN201006105Y (en) * | 2007-03-23 | 2008-01-16 | 张水金 | Transfusion device with sound and light prompting device |
-
2008
- 2008-07-11 CN CN2008100714097A patent/CN101319670B/en not_active Expired - Fee Related
- 2008-08-23 WO PCT/CN2008/072119 patent/WO2010003291A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN101319670A (en) | 2008-12-10 |
WO2010003291A1 (en) | 2010-01-14 |
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Granted publication date: 20101013 Termination date: 20140711 |
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