CN105920689B - A kind of extruding of full-automatic blood component separator and weighing device - Google Patents

A kind of extruding of full-automatic blood component separator and weighing device Download PDF

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Publication number
CN105920689B
CN105920689B CN201610465975.0A CN201610465975A CN105920689B CN 105920689 B CN105920689 B CN 105920689B CN 201610465975 A CN201610465975 A CN 201610465975A CN 105920689 B CN105920689 B CN 105920689B
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CN
China
Prior art keywords
weighing
plate
precerving liquid
supporting plate
guide holder
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Application number
CN201610465975.0A
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Chinese (zh)
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CN105920689A (en
Inventor
杨嫣鹊
段三红
张传国
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Shenzhen Aikang Biotechnology Co.,Ltd.
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Shenzhen Aikang Biotechnology Co Ltd
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Priority to CN201610465975.0A priority Critical patent/CN105920689B/en
Publication of CN105920689A publication Critical patent/CN105920689A/en
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Classifications

    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/02Blood transfusion apparatus
    • A61M1/0272Apparatus for treatment of blood or blood constituents prior to or for conservation, e.g. freezing, drying or centrifuging
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/02Blood transfusion apparatus
    • A61M1/029Separating blood components present in distinct layers in a container, not otherwise provided for
    • 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
    • A61M2202/00Special media to be introduced, removed or treated
    • A61M2202/04Liquids
    • A61M2202/0413Blood
    • A61M2202/0429Red blood cells; Erythrocytes
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/10General characteristics of the apparatus with powered movement mechanisms
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3379Masses, volumes, levels of fluids in reservoirs, flow rates

Abstract

The invention discloses a kind of extruding of full-automatic blood component separator and weighing device,The device includes supporting plate,Cylinder under supporting plate,Transverse direction " z " the type push rod moved up and down is promoted by cylinder,Contiguous block above supporting plate and the weighing sensor being attached thereto,Precerving liquid places plate and top squeeze plate,The Precerving liquid is placed plate and is connected in a suitable manner with weighing sensor,When laterally " z " type push rod is moved downward by cylinder drive,The Precerving liquid bag that the extruding of top squeeze plate is placed on Precerving liquid placement plate,Weighing sensor makes function of weighing not come into force with one end that contiguous block is fixed without the support of " z " type push rod,When laterally " z " type push rod promotes motion upwards through cylinder,Laterally " z " type push rod is bottom-up passes through supporting plate by contiguous block,Weighing sensor and Precerving liquid are placed plate and jacked up upwards,There is provided support by contiguous block for weighing sensor makes function of weighing come into force,The Precerving liquid bag weight that Precerving liquid is placed on plate is opposite to be weighed.

Description

A kind of extruding of full-automatic blood component separator and weighing device
Technical field
The present invention relates to a kind of device of blood constituent separation process, it is particularly suitable for use on full-automatic blood component separator Possesses the device of Precerving liquid extruding and function of weighing.
Background technology
The full-automatic blood component separator of current main-stream, separating the process used for blood constituent is:By it is complete from Blood taking bag extrudes upper plasma in blood taking bag to blood plasma collecting bag after stripper plate extruding centrifugation on front side of dynamic blood component separator The separation of blood plasma and red blood cell is completed, composition point is then placed in by the front side stripper plate extruding of full-automatic blood component separator The Precerving liquid bag of plate washer on front side of disembarking, the Precerving liquid in it is transferred to and completes blood plasma separation only remaining red blood cell bag blood taking bag It is interior.Deficiency existing for this mode is after extruding Precerving liquid bag that the Precerving liquid surplus in the Precerving liquid bag of vertical hanging is excessive, The waste of Precerving liquid be present, on the other hand, after remaining red blood cell injection Precerving liquid is resuspended in blood taking bag, it usually needs according to blood transfusion It is required that carry out rationed to obtain the red cell suspension of accurate weight, currently complete again to the red cell suspension after resuspension Automatic blood component separator still lacks corresponding Quantitative Monitoring device.
The content of the invention
Present invention solves the technical problem that it is to overcome prior art insufficient, in a manner of more economical, there is provided one kind operation letter It is single, it can effectively avoid Precerving liquid from wasting and a kind of full-automatic blood component separation of final red cell suspension weight can be precisely weighed The extruding of machine and weighing device.
A kind of extruding of full-automatic blood component separator of the present invention and weighing device, it is characterised in that including branch Fagging, the top squeeze plate above supporting plate, " recessed " the type cylinder fixed seat under supporting plate, hanging are in " recessed " type gas Cylinder under cylinder fixed seat, is provided with shifting axle on the cylinder, the shifting axle pass through located at " recessed " type cylinder fixed seat with Contiguous block in " recessed " type cylinder fixed seat groove is fixed, and bottom-up pass through of connecting rod fixed with the contiguous block is located at The circular hole of supporting plate, the cylindrical hole located at fixed guide holder on the supporting plate, the oblique rectangular opening on inclined-plane cover inclined-plane and The circular hole on plate is placed located at Precerving liquid to be connected and fix with the top squeeze plate being obliquely installed, the cylinder pulls the top Stripper plate moves downward the Precerving liquid bag that extruding is placed on Precerving liquid placement plate, Precerving liquid is remained after being fully transferred to separated plasma In the blood taking bag of remaining red blood cell.
The inclined-plane cover of hollow-core construction is provided between heretofore described supporting plate and top squeeze plate, contained by the inclined-plane cover Inclined-plane is provided with rectangular opening, and Precerving liquid is covered with above inclined-plane and places plate, the Precerving liquid places plate lower surface in rectangular opening pair Position is answered to fix anchor plywood, the anchor plywood is with being located at the connecting plate phase of weighing fixed below with rectangle weighing sensor one end Fixed, the weighing sensor other end connects guide holder of weighing, and the guide holder both ends upper surface of weighing is provided with spring, T-shaped Spring of the guide rod above weigh guide holder and the guide holder of weighing is fixed on the supporting plate.
The area that heretofore described Precerving liquid places plate is suitable with the area on inclined-plane contained by inclined-plane cover, relatively in inclined-plane Rectangle hole area it is big, the cylinder drives shifting axle to move downward, and the Precerving liquid is placed plate and is directly overlying on contained by inclined-plane cover On inclined-plane, the anchor plywood, connecting plate of weighing, rectangle weighing sensor, guide holder of weighing are connected by series described in the content of the invention 3 Connect fixed form and hang on supporting plate just above, one end bottom that the weighing sensor is fixed with the guide holder of weighing is without branch Support, function of weighing do not work.
Heretofore described contiguous block is a rectangular parallelepiped structure, and be provided with its side appropriate location can be with transporting above and below shifting axle Dynamic transverse direction " Z " type push rod, top and the rectangular opening size in supporting plate of transverse direction " Z " the type push rod are adapted, even Block is connect in the upward motion process of shifting axle, the top of " Z " type push rod is synchronous to move and may pass through in supporting plate upwards Rectangular opening.
The top of heretofore described transverse direction " Z " type push rod will weigh from bottom to top through the rectangular opening in supporting plate Guide holder jacks up from bottom, and it is upward that Precerving liquid further is placed into plate by the weighing sensor, connecting plate of weighing, anchor plywood Jack-up places the Precerving liquid, and plate is slightly higher to make biography of weighing for inclined-plane contained by inclined-plane cover, the top of transverse direction " Z " the type push rod One end that sensor is connected with guide holder of weighing is supported from down, can be opposite to the Precerving liquid bag weight that Precerving liquid is placed on plate and be entered Row is weighed.
Heretofore described cylinder need to be by connecting feeder, and the feeder provides stable air pressure for cylinder, and Power is provided by air pressure.
Heretofore described cylinder and the weighing sensor, it is connected by electrically connecting with control panel, control panel is used for Control the air inflow in cylinder and transmit the weight data of weighing sensor.
Brief description of the drawings
Fig. 1 transmission mechanism structural representations of the present invention.
Fig. 2 weighing structure schematic diagrames of the present invention.
Fig. 3 push rod structure schematic diagrames of the present invention.
Embodiment
The present invention is made explanations and illustrated below with reference to the specific embodiment of the present invention.
Device provided by the present invention is mainly used in full-automatic blood component separator, and the technical problem of solution is to complete The blood taking bag separated into blood plasma, which carries out Precerving liquid, which squeezes into operation, is resuspended remaining red blood cell in blood taking bag, and is hanged obtaining red blood cell After liquid, red cell suspension is carried out it is rationed again during, realize the empty Precerving liquid bag for squeezing Precerving liquid to the greatest extent to squeezing into Red cell suspension weight monitored in real time.
As shown in figure 1, the present invention is provided with slope shape top squeeze plate 1, the top squeeze plate 1 is connected with connecting rod 98, institute State connecting rod 98 passes through the Precerving liquid located at the lower section of top squeeze plate 1 to place plate 2, place the lower section of plate 2 located at Precerving liquid from up to down Inclined-plane cover 3, the guide holder 9 under inclined-plane cover 3 and in supporting plate 4 with 18 corresponding circular hole of cylindrical hole on guide holder 9 84 are connected and fixed with the contiguous block 6 in the inner groovy of the lower section of supporting plate 4 " recessed " type cylinder fixed seat 5, the contiguous block 6 with Connected located at the shifting axle 7 of the cylinder 8 of the lower section of " recessed " type cylinder fixed seat 5 and fixed, the shifting axle 7 passes through and is located at " recessed " type The circular hole 17 of the bottom of cylinder fixed seat 5 is connected with inside the cylinder 8 of the lower section of " recessed " type cylinder fixed seat 5, and cylinder 8 is in gas The lower Precerving liquid bag for pulling the extruding of top squeeze plate 1 to be placed on slope shape Precerving liquid placement plate 2 of body effect, Precerving liquid is squeezed completely In the blood taking bag for entering to have completed blood plasma separation, bottom red blood cell in blood taking bag is resuspended.
It is overlying on as shown in Fig. 2 the slope shape Precerving liquid places plate 2 on the inclined-plane 97 of hollow body inclined-plane cover 3, the inclined-plane 97 are provided with rectangular opening 93, and the Precerving liquid places the anchor plywood 96 that the lower section of plate 2 is sticked for fixed connecting plate 95 of weighing, described Rectangular opening 93 is obtained through connecting rod 98 and connects cylinder 8 and top squeeze plate 1, meanwhile, the rectangular opening 93 makes connection of weighing Plate 95 can be fixed together with anchor plywood 96 by the way that the screw 92 located at the corner of connecting plate 95 of weighing is bottom-up, the company of weighing Fishplate bar 95 is connected and fixed, the other end of inductor 87 and the rectangle of weighing by screw 85 and rectangle one end of inductor 87 of weighing The middle position of guide holder 86 of weighing is fixed, and two T-shaped guide rods 81 are weighed through rectangle and the both ends of guide holder 86 and weighed located at rectangle Spring 82 above the both ends of guide holder 86 is fixed in supporting plate 4, and the guide holder 86 of weighing can up be transported along T-shaped guide rod 81 Dynamic compression spring 82 automatic in the presence of spring 82 can simultaneously reset downwards.
As shown in figure 3, it is arranged right below passing through for horizontal Z-shaped push rod 15 in guide holder 86 of weighing in the supporting plate 4 And the rectangular opening 83 for guide holder 86 of weighing up is jacked up, described horizontal one end of Z-shaped push rod 15 is fixed with the contiguous block 6, institute The other end of horizontal Z-shaped push rod 15 is stated as top 16, the top 16, which may pass upwardly through corresponding rectangular opening 83 and will weigh, leads Jacked up to seat 86 is appropriate upwards.
As shown in Figure 1, 2, 3, Precerving liquid places the area of plate 2 compared with the rectangular opening 93 on inclined-plane 97 greatly, when the cylinder 8 Top squeeze plate 1 is driven to move downward by its shifting axle 7, contiguous block 6, connecting rod 98, the extruding of top squeeze plate 1 is placed in slope shape Precerving liquid places the Precerving liquid bag on plate 2, and the Precerving liquid in Precerving liquid bag is squeezed into only in the blood taking bag of remaining red blood cell completely, Guide holder 86 of now being weighed because described in passes through inductor 87 of weighing, weigh inductor 87 and weigh connecting plate 95, connecting plate of weighing 95 with anchor plywood 96 is a series of is fixedly connected, the Precerving liquid is placed plate 2 and is overlying on the inclined-plane 97 of the inclined-plane cover 3, and anchor closes Plate 96 is hung upside down places the lower section of plate 2 in the Precerving liquid, and connecting plate 95 of weighing is hung upside down on the anchor plywood 96, the sensing of weighing Device 87 is hung upside down in the lower section of connecting plate 95 of weighing, and the guide holder 86 of weighing hangs upside down the other end and slightly in inductor 87 of weighing Higher than the place plane of supporting plate 4, the horizontal Z-shaped push rod 15 and the bottom of guide holder 86 of weighing on contiguous block 6 Separation, the bottom of guide holder 86 of weighing supports without horizontal Z-shaped push rod 15 to be caused weighing sensor 87 and weighs what guide holder 86 was fixed One end loses the strong point, and function of weighing does not work;When the cylinder 8 promotes top by its shifting axle 7, contiguous block 6, connecting rod 98 Portion's stripper plate 1 moves upwards, and cylinder 8 promotes contiguous block 6 up to move to specified location by shifting axle 7, is fixed on contiguous block 6 On horizontal Z-shaped push rod 15 extrude weigh guide holder 86 and compression spring 82 from bottom to top through rectangular opening 83, now, weigh Guide holder 86 is impetus with the top 16 of horizontal Z-shaped push rod 15, and guide holder 86 of weighing passes through weighing sensor 87, the company of weighing Fishplate bar 95, anchor plywood 96 be a series of be fixedly connected by Precerving liquid place plate 2 jack up make Precerving liquid place plate 2 it is slightly higher go out the inclined-plane The inclined-plane 97 of cover 3, it can now be opposite to the red cell suspension redistributed on Precerving liquid placement plate 2 and be weighed in real time, it is quantitative After being assigned, as the horizontal Z-shaped push rod 15 moves downward again, the spring 82 will weigh the bullet again of guide holder 86 Go back to its original position.
Cylinder 8 as described in Figure 1, it is connected with outside feeder by pipeline, and air inlet in cylinder 8 is controlled by control panel 10 Amount and gas output, realize the change of air pressure in cylinder 8 and promote its shifting axle 7 to move up and down.
Weighing sensor 87 electrically connects with control panel 10 and can transmit weight data to control panel 10 as described in Figure 1.
Above said content is only the preferred embodiment of the present invention, for person skilled, is not departing from this On the premise of inventive principle, some improvement and modification can also be made, these are improved and modification also should be regarded as the protection of the present invention Scope.

Claims (6)

1. extruding and the weighing device of a kind of full-automatic blood component separator, including supporting plate(4), it is characterised in that institute State supporting plate(4)Lower section is provided with " recessed " type cylinder fixed seat(5), in the supporting plate(4)Top is provided with Precerving liquid and places plate(2) And inclined-plane cover(3), in " recessed " the type cylinder fixed seat(5)Lower section is provided with cylinder(8), the cylinder(8)Shifting axle(7)Wear Cross and be located at " recessed " type cylinder fixed seat(5)The circular hole of bottom(17)With located at " recessed " type cylinder fixed seat(5)Company in " recessed " groove Connect block(6)It is fixed, the supporting plate(4)It is provided with the first rectangular opening(83), in the contiguous block(6)Fixed lateral " Z " type top Bar(15), transverse direction " Z " the type push rod(15)Provided with top(16), the top(16)Positioned at first rectangular opening(83)'s Underface, in the supporting plate(4)Top is in the first rectangular opening(83)Surface be provided with and weigh guide holder(86), it is described to weigh Guide holder(86)Can be along located at supporting plate(4)T-shaped guide rod(81)Move up and down, the guide holder of weighing(86)Middle position Fixed weighing sensor(87), the weighing sensor(87)With connecting plate of weighing(95)It is connected, the connecting plate of weighing (95)With placing plate located at the Precerving liquid(2)Under anchor plywood(96)It is mutually fixed.
2. extruding and the weighing device of a kind of full-automatic blood component separator according to claim 1, are characterised by, institute State supporting plate(4)Top is provided with the inclined-plane cover of hollow-core construction(3), the inclined-plane cover(3)Ramp(97)Provided with the second rectangular opening (93), Precerving liquid placement plate(2)It is overlying on ramp(97)On, and place plate in Precerving liquid(2)Lower surface and the second rectangular opening (93)It is adapted position and fixes anchor plywood(96), anchor plywood(96)Through the second rectangular opening(93)Pass through screw(92)With the company of weighing Fishplate bar(95)It is mutually fixed, connecting plate of weighing(95)Pass through screw(85)With rectangle weighing sensor(87)One end is connected, and weighs Sensor(87)The other end is connected with guide holder of weighing(86), T-shaped guide rod(81)Through guide holder of weighing(86)And located at weighing Guide holder(86)The spring of top(82)It is fixed on supporting plate(4)On.
3. extruding and the weighing device of a kind of full-automatic blood component separator according to claim 1, are characterised by, Gu Due to the contiguous block(6)Connecting rod(98)Bottom-up pass through is located at supporting plate(4)On circular hole(84), located at be fixed on branch Fagging(4)On guide holder(9)On cylindrical hole(18), located at inclined-plane cover(3)Ramp(97)The second rectangular opening(93)And Plate is placed located at Precerving liquid(2)On circular hole(89), with the top squeeze plate being obliquely installed(1)It is connected and fixes.
4. extruding and the weighing device of a kind of full-automatic blood component separator according to claim 1, are characterised by, institute State Precerving liquid and place plate(2)Area and inclined-plane cover(3)Ramp(97)Area is suitable, the cylinder(8)Drive shifting axle(7)To Lower motion, the Precerving liquid place plate(2)Directly it is overlying on inclined-plane cover(3)Ramp(97)On, the anchor plywood(96), the company of weighing Fishplate bar(95), weighing sensor(87), guide holder of weighing(86)It is connected by series and hangs on supporting plate(4)Top is slightly High position, weighing sensor(87)Connect guide holder of weighing(86)One end do not worked without support, function of weighing.
5. extruding and the weighing device of a kind of full-automatic blood component separator according to claim 1, are characterised by, institute State cylinder(8)Drive shifting axle(7)During moving downward, shifting axle(7)Pass through contiguous block(6), connecting rod(98), drive top Stripper plate(1)Move downward and extrude and be placed in Precerving liquid placement plate(2)On Precerving liquid bag, by Precerving liquid in Precerving liquid bag or its He extrudes content completely.
6. extruding and the weighing device of a kind of full-automatic blood component separator according to claim 1, are characterised by, institute State contiguous block(6)For a rectangular parallelepiped structure, being provided with its side appropriate location can be with shifting axle(7)The transverse direction " Z " of up and down motion Type push rod(15), transverse direction " Z " the type push rod(15)Top(16)With located at supporting plate(4)On the first rectangular opening(83)Greatly It is small to be adapted, in shifting axle(7)In upward motion process, horizontal " Z " type push rod(15)Synchronous motion upwards, it comes directly towards(16)Wear Cross the first rectangular opening(83)To weigh guide holder from bottom to top(86)Jack up, further pass through rectangle weighing sensor(87), claim Reconnection fishplate bar(95), anchor plywood(96)Precerving liquid is placed into plate(2)Jacking up upwards makes Precerving liquid place plate(2)A little higher than inclined-plane cover (3)Ramp(97), horizontal " Z " type push rod(15)Up to making weighing sensor after specified location(87)With guide holder of weighing (86)One end of connection is supported, and function of weighing can use, and can be achieved to be opposite to Precerving liquid placement plate(2)On Precerving liquid Bag weight is weighed.
CN201610465975.0A 2016-06-24 2016-06-24 A kind of extruding of full-automatic blood component separator and weighing device Active CN105920689B (en)

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CN105920689B true CN105920689B (en) 2018-02-02

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GB201708815D0 (en) * 2017-06-02 2017-07-19 B Medical Systems S À R L Medical contact shock freezer

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CN101224168A (en) * 2007-12-07 2008-07-23 华中科技大学 Blood plasma bag air-cleaning device
CN103990190A (en) * 2014-05-16 2014-08-20 深圳市普特生物医学工程有限公司 Blood component separating machine
CN204718680U (en) * 2015-04-24 2015-10-21 深圳市爱康生物科技有限公司 A kind of automatic rebounding weighing device
EP3002016A1 (en) * 2014-10-03 2016-04-06 Fenwal, Inc. Automated system for processing a biological fluid

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AU2002348570A1 (en) * 2002-10-09 2004-05-04 Eczacibasi - Baxter Hastane Urunleri A.S A liquid component separator

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Publication number Priority date Publication date Assignee Title
CN101224168A (en) * 2007-12-07 2008-07-23 华中科技大学 Blood plasma bag air-cleaning device
CN103990190A (en) * 2014-05-16 2014-08-20 深圳市普特生物医学工程有限公司 Blood component separating machine
EP3002016A1 (en) * 2014-10-03 2016-04-06 Fenwal, Inc. Automated system for processing a biological fluid
CN204718680U (en) * 2015-04-24 2015-10-21 深圳市爱康生物科技有限公司 A kind of automatic rebounding weighing device

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Address after: 518131 building B, Zhangkeng Industrial Park, Minkang Road, Minzhi street, Longhua new area, Shenzhen, Guangdong

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