CN106061612A - Microcentrifugal tube - Google Patents
Microcentrifugal tube Download PDFInfo
- Publication number
- CN106061612A CN106061612A CN201480062387.1A CN201480062387A CN106061612A CN 106061612 A CN106061612 A CN 106061612A CN 201480062387 A CN201480062387 A CN 201480062387A CN 106061612 A CN106061612 A CN 106061612A
- Authority
- CN
- China
- Prior art keywords
- opening
- tubular body
- lid
- hooking member
- microcentrifugal tube
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5021—Test tubes specially adapted for centrifugation purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
- B01L2200/0689—Sealing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/04—Closures and closing means
- B01L2300/041—Connecting closures to device or container
- B01L2300/043—Hinged closures
Abstract
A microcentrifugal tube (100), comprising: a tubular body (102) defining a receiving cavity (104), the tubular body (102) being tapered to a close at a distal end (108) and having an opening (110) at a proximal end (112), wherein the tubular body (102) has a flange (114) extending from a first edge portion (116) of the opening (110); a lid (118) for sealing the opening (110) having a first hooking member (128) and a second hooking member (130) extending from the lid (118); and a hinge (120) extending at a first end (122) from a second edge portion (124) of the opening (110) and attached at a second end (126) to the lid (118). The hinge (120) has a through hole (132) disposed between said first and second end (122,126) of the hinge (120), whereby when the lid (118) seals the opening (110) of the tubular body (102), the first hooking member (128) engages the flange (114) of the tubular body (102) and the second hooking member (130) engages the hinge (120) at the through hole (132).
Description
Cross-Reference to Related Applications
This application claims the Chinese patent application of the Application No. 201320567803.6 of JIUYUE in 2013 submission on the 13rd
Priority, entire contents is incorporated herein by.
Technical field
The invention mainly relates to laboratory sample container, it is more particularly related to microcentrifugal tube.
Background technology
Microcentrifugal tube is little plastic tube, and it is the most at one end tapered, conical or circle, and
And Guan Bi.These pipes generally can fill a small amount of liquid (liquid of such as 0.1 to 2.0ml), and is configured to centrifugal
In separation process, the active force of usually more than himself weight 10000 times can be stood.These pipes are by as container widely
In Biotechnology Experiment room, in order to store biochemicals, complete biochemical reaction, or fill sample aseptic, pollution-free.
Generally, a close-fitting lid is provided for keeping described microcentrifugal tube together with microcentrifugal tube
Inside be in gnotobasis, the size and dimension of described lid is arranged to be used for covering and sealing the opening of pipe.Described
Lid is generally connected to described pipe by flexible joint.But, owing to putting on the centrifugal force of the excess of microcentrifugal tube,
Described lid may be released from described pipe opening, causes liquid to leak from microcentrifugal tube.Accordingly, it would be desirable to further
Improve microcentrifugal tube.
Summary of the invention
In one aspect of the invention, it is provided that the microcentrifugal tube of a sealing with improvement.Described microcentrifugation
Pipe has tubular body and the lid limiting receiving chamber.Described tubular body is tapered until closing at far-end, and in proximal end
Having opening, wherein tubular body has flange, and described flange extends from the first marginal portion of opening.Described lid is set
Being set to for sealing described opening, this lid has the first hooking member and the second hooking member extended from lid.Described
Microcentrifugal tube still further comprises connecting portion.Described connecting portion extends from the second edge portion of described opening at end
And go out, and at the second end, it is connected to described lid.Specifically, described connecting portion has through hole, and described through hole is configured in institute
State between the first end of connecting portion and the second end, whereby, when described lid seals the opening of described tubular body, described first hook
Hang parts and engage the flange of described tubular body, and described second hooking member engages described connecting portion in through hole, and best
It is partially across described through hole.
Because said two hooking member is arranged on lid, due to the joint of described first hooking member Yu described flange
Mutually balance with the joint of described second hooking member, so described lid can be by the most sealed in centrifugal separation processes
In described tubular body.Which significantly enhances the sealing of microcentrifugal tube, and prevent from microcentrifugal tube unnecessary
Fluid leakage.
In certain embodiments, described first hooking member and the second hooking member are protruded also from the lower surface of described lid
Bend towards equidirectional.Described hooking member can be so that unclamping lid from described tubular body towards equidirectional bending.
In certain embodiments, described flange is formed by flexible material.
In certain embodiments, described lid has seal member, and described seal member protrudes from its lower surface, and in institute
When stating the lid described opening of sealing, it is inserted into described tubular body by opening.Preferably, the size of described seal member is set
For, when described lid seals described opening, described seal member forms interference fit with the opening of described tubular body.
In certain embodiments, the opening of described tubular body includes introducing surface.This contributes to inserting described seal member
Enter the inside of described tubular body.
In certain embodiments, described flange has one or more groove at its lower surface.In centrifugal separation processes, institute
The groove stating flange can closely cooperate with the machinery supporting centrifuge, thus avoids described microcentrifugal tube relative to described
The machinery supporting centrifuge rotates.
In certain embodiments, the one or more groove circumferentially and is evenly spaced apart around described opening.At certain
In a little embodiments, described flange is configured to the whole circumference around described opening.
In certain embodiments, described first marginal portion is relative with second edge portion.
In conjunction with the embodiment enclosed with reference to the detailed description of the subsequently present invention, the present invention as previously mentioned and other
Advantage and feature and other the mode similarly completed will more become apparent from, and these illustrate preferably and show
The embodiment of model.
Accompanying drawing explanation
Fig. 1 is the perspective view of microcentrifugal tube according to an embodiment of the invention；
Fig. 2 to 5 illustrates the microcentrifugal tube shown in Fig. 1 and does not seal described tubular body to when described from when described lid
Lid seals the level cross-sectionn figure under different conditions of described tubular body.
Detailed description of the invention
Referring to figs. 1 to 5, it is shown that the exemplary embodiment of microcentrifugal tube 100.Described microcentrifugal tube 100 includes:
Limit the tubular body 102 accommodating chamber 104.Described receiving chamber 104 is used for holding liquid, such as water, solution, aerosol, suspension
Liquid etc..Biochemical, chemistry or other material can be broken up in the liquid held in described receiving chamber 104.Described
Tubular body 102 is generally formed by transparent or semitransparent material (such as polymeric material), so that user can be by regarding
Feel and check the amount determining described liquid.The example of the polymeric material suitably forming described tubular body 102 includes but not limited to:
Polypropylene (PP), Merlon (PC), polrvinyl chloride (PVC), acronitrile-butadiene-styrene (ABS) and polystyrene
(PS).Scale can be provided for indicating the amount of described liquid at the outer wall of the outer wall 106 of described tubular body 102.Described tubulose
Body 102 is tapered until closing at far-end 108, and relative to having opening 110 at the near-end 112 of far-end 108.Described
Tubular body 102 has flange 114, and described flange 114 extends from the first marginal portion 116 of opening 110.
Described microcentrifugal tube farther includes the lid 118 for sealing described opening 110, and for by described lid
Son 118 is connected to the connecting portion 120 of described tubular body 102.Described lid 118 can cover described opening 110, thus centrifugal
In separation process, liquid is hermetically sealed in described receiving chamber 104, and it can be unclamped from opening 110, thus
Can remove before or after centrifugation or adding liquid.Described connecting portion 120 at the first end 122 from described opening
The second edge portion 124 of 110 is extended, and is connected to described lid 118 at the second end 126.Described first edge part
Points 116 can be relative with second edge portion 124.In a preferred embodiment, described connecting portion 120 can be by flexible material shape
Become, such as elastic polymer material.Connecting portion 120 can be thin, just with tubular body 102 and/or lid 118 global formation
Square elastic material sheet.Or, described connecting portion 120 can also independently form, and is connected to lid 118 He by binding agent
Tubular body 102.
Described microcentrifugal tube includes the first hooking member 128 and the second hooking member 130 extended from lid 118.
In certain embodiments, described first hooking member 128 and the second hooking member 130 are protruded from the lower surface of described lid 118.
Described first hooking member 128 and the second hooking member 130 engage with tubular body 102, thus lid 118 is locked on tubular body
102.Described connecting portion 120 has through hole 132, and described through hole 132 is configured in first end 122 and of described connecting portion 120
Between two ends 126.When described lid 118 seals the opening 110 of described tubular body 102, the position of described first hooking member 128
Put the position substantially corresponding to the flange 114 at described first marginal portion 116 so that the first hooking member 128 with
Described flange 114 engages.Additionally, the position of described second hooking member 130 substantially corresponds to leading on described connecting portion 120
The position in hole 132 so that described second hooking member 130 at least partially through described through hole 132 and with connecting portion 120
Engage at through hole 132.In such a way, the first marginal portion 116 and second edge portion 124 energy of described opening 110
The lower surface of enough engagement cover 118, thus seal described receiving chamber 104.
As it is shown in figure 1, described connecting portion 120 can have near the thicker region of the first end 122 with near the second end 126
Thinner region.Thicker region territory thinner region has thicker thickness.In a preferred embodiment, described through hole 132 is by shape
In becoming thicker region.Therefore, the thicker region of described connecting portion 120 can provide mechanical strength simultaneously, this mechanical strength foot
The pulling force applied with the second hooking member 130 standing to engage.Additionally, the thinner region of described connecting portion 120 is still
Allow bending and the associated movement of described lid 118 of connecting portion 120.
In described microcentrifugal tube 100, according to embodiments of the invention, said two hooking member 128 and 130 is set
It is placed on lid 118, due to joint and described second hooking member 130 of described first hooking member 128 and described flange 114
Joint at described through hole 132 mutually balances, so described lid 118 securely can be locked in centrifugal separation processes
Described tubular body 102.Which significantly enhances the sealing of microcentrifugal tube 100, and prevent from microcentrifugal tube 100
Unnecessary fluid leakage.
In Fig. 1 to the embodiment shown in 5, described first hooking member 128 and described second hooking member 130 are from institute
The lower surface stating lid 118 protrudes and bends towards equidirectional.Such as, described first and second hooking member are all such as Fig. 5 institute
Show and bend towards the right.The most described second hooking member 130 and described connecting portion 120 in the edge join of described through hole 132,
Selectively away from described tubular body 102.Described first and second hooking member make described lid towards equidirectional bending
118 is much easier from unclamping of tubular body 102, and reason is, by relative to tubular body 102 pushing cover 118 to the left, and described two
Individual hooking member all can disengage from tubular body 102 or connecting portion 120.In certain embodiments, described first hooking member
128 and second hooking member 130 bend toward each other, such as, towards the center curvature of described lid 118.The most described second
Hooking member 130 and described connecting portion 120 are in the edge join of described through hole 132, near described tubular body 102, or with institute
Stating flange 114 to engage, premise is the whole circumference that described flange 114 is configured to around described opening 110, such as, described convex
Edge 114 can be crossed over to second edge portion 124 from the first marginal portion 116 and return to the first marginal portion 116 thus shape
Become complete circle configurations.In certain embodiments, described second hooking member 130 can include two or more hook, should
Hook can flexiblely be inserted in described through hole 132.
In certain embodiments, the first marginal portion 116 of described opening 110 and second edge portion 124 have and set
Put annular seal layer (not shown) thereon.In a preferred embodiment, described lid 118 has from its lower surface convex
The seal member 134 gone out, and when described lid 118 seals described opening 110, described seal member 134 pass through described in open
Mouth 110 is inserted into described tubular body 102.Described seal member 134 is sized to, when described lid 118 seals described
During opening 110, described seal member 134 forms interference fit with the opening 110 of described tubular body 102, and like this, liquid can
To be tightly sealed in described receiving chamber 104.Such as, the shape in described receiving chamber 104 can be configured so that substantially
Cylinder, and the shape of described seal member 134 can be configured so that cylinder, thus seal described opening 110 hermetically.?
In some embodiments, the opening 110 of described tubular body 102 has introducing surface 136.Described introducing surface 136 contributes to institute
State seal member 134 and insert the inside of described tubular body 102.Such as, described introducing surface 136 and described tubular body 102 is vertical
Axle angulation can be (such as 3 degree) between 30 points to 5 degree.
In certain embodiments, described flange 114 includes one or more groove 138 at its lower surface.Such as, one, two
Individual, three, four, six, eight or more groove can be formed at the lower surface of described flange 114.When described trace from
Heart pipe 100 be placed on support centrifuge machinery (not shown) on when centrifugation, described groove 138 can with
The machinery of support centrifuge is slidably matched or closely cooperates, thus avoids described microcentrifugal tube 100 relative to described support
The machinery of centrifuge rotates.In a preferred embodiment, described groove 138 can around described opening 110 circumferentially and uniformly
Ground is spaced apart, and this further enhances the stability of centrifugation of described microcentrifugal tube 100.
Fig. 2 to 5 illustrates the cross-sectional view under different conditions of the microcentrifugal tube 100 shown in Fig. 1, this different conditions from
Described tubular body is sealed to when described lid when described lid does not seal described tubular body.Hereinafter, described microcentrifugation
The operation of pipe 100 will be expanded on further according to Fig. 2 to 5.
As in figure 2 it is shown, described connecting portion 120 is fully expanded and described lid 118 connects with described tubular body 102
Close.During so liquid sample can be added into described receiving chamber 104.Or, described tubular body 102 can also be tilted to pour out
It is contained in liquid sample therein.Next step, as shown in Figures 3 and 4, described connecting portion 120 is gradually curved so that described lid
118 move along counter clockwise direction towards the opening 110 of described tubular body 102.In the stage shown in Fig. 4, described lid 118 is non-
Very close to described opening 110, so that described hooking member 130 begins to pass the through hole 132 of described connecting portion 120.Meanwhile,
Described seal member 134 is also close in described opening 110, so that described opening 110 is close to being sealed.The most more
Liquid sample can be added described receiving chamber 104 further, such as, have little pipet of pipette tip etc. by use.
As it is shown in figure 5, described lid 118 continues on counterclockwise motion, thus move down described second hooking member 130,
So that its engaged connection 120 at described through hole 132.Additionally, described first hooking member 128 also is moved into it with described
The position that flange 114 engages.In other words, described lid 118 is eventually through the first hooking member 128 and the second hooking member
130 are locked on described tubular body 102, so that sealing, to keep described receiving of being sealed of described microcentrifugal tube 100
Chamber 104 avoids being contaminated.
All disclosures and the patent application mentioned in this specification are the institutes to those skilled in the art cognition present invention
Genus is declarative.All disclosures and patent application are passed through to be incorporated herein by reference with reference to same content in this,
As specifically and respectively being pointed out to be incorporated to by reference just as each disclosure or patent application.The disclosure and patent
The description of application need not constitute and recognizes that they are the prior aries of the application.
Although for the purpose being more clearly understood that, aforesaid invention is described in detail by example and example, permissible
Clear, certain change and change can be implemented in the scope that the application allows.
Claims (11)
1. a microcentrifugal tube, it is characterised in that including:
Limiting the tubular body accommodating chamber, described tubular body is tapered until closing at far-end, and has out in proximal end
Mouthful, wherein tubular body has flange, and described flange extends from the first marginal portion of opening；
For sealing the lid of described opening, described lid has the first hooking member extended from lid and the second hook portion
Part；And
Connecting portion, described connecting portion extends from the second edge portion of described opening at end, and at the second end
Being connected to described lid, described connecting portion has through hole, and described through hole is configured in the first end and second end of described connecting portion
Between, whereby, when described lid seals the opening of described tubular body, described first hooking member engages the convex of described tubular body
Edge, and described second hooking member engages described connecting portion in through hole.
Microcentrifugal tube the most according to claim 1, it is characterised in that described first hooking member and the second hooking member
Protrude from the lower surface of described lid and bend towards equidirectional.
Microcentrifugal tube the most according to claim 1, it is characterised in that described flange is formed by flexible material.
Microcentrifugal tube the most according to claim 1, it is characterised in that described lid has seal member, described sealing
Parts protrude from its lower surface, and when described lid seals described opening, are inserted into described tubular body by opening.
Microcentrifugal tube the most according to claim 4, it is characterised in that described seal member is sized to, when
When described lid seals described opening, described seal member forms interference fit with the opening of described tubular body.
Microcentrifugal tube the most according to claim 5, it is characterised in that the opening of described tubular body includes introducing surface.
Microcentrifugal tube the most according to claim 1, it is characterised in that described flange includes one or many at its lower surface
Individual groove.
Microcentrifugal tube the most according to claim 7, it is characterised in that the one or more groove is around described opening week
To ground and be evenly spaced apart.
Microcentrifugal tube the most according to claim 1, it is characterised in that described flange is configured to around described opening
Whole circumference.
Microcentrifugal tube the most according to claim 1, it is characterised in that described first marginal portion and the second edge part
Split-phase pair.
11. microcentrifugal tubes according to claim 1, it is characterised in that when described lid seals opening of described tubular body
During mouth, described first hooking member engages the flange of described tubular body, and described second hooking member is at least partially through institute
State through hole, and engage described connecting portion in through hole.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013205678036 | 2013-09-13 | ||
| CN201320567803 | 2013-09-13 | ||
| PCT/CN2014/086489 WO2015035949A1 (en) | 2013-09-13 | 2014-09-15 | Microcentrifugal tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106061612A true CN106061612A (en) | 2016-10-26 |
| CN106061612B CN106061612B (en) | 2017-11-17 |
Family
ID=52665096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480062387.1A Active CN106061612B (en) | 2013-09-13 | 2014-09-15 | Microcentrifugal tube |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106061612B (en) |
| WO (1) | WO2015035949A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU185691U1 (en) * | 2018-10-10 | 2018-12-13 | Общество с ограниченной ответственностью "ТЗК Техоснастка" | TEST |
| CN111141899A (en) * | 2019-02-25 | 2020-05-12 | 上海快灵生物科技有限公司 | Biochemical reaction test paper strip tube and use method and kit thereof |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10137447B1 (en) | 2017-05-17 | 2018-11-27 | Biotix, Inc. | Ergonomic fluid handling tubes |
| USD882113S1 (en) | 2017-11-30 | 2020-04-21 | Biotix, Inc. | Fluid handling tube |
| USD881410S1 (en) | 2018-01-19 | 2020-04-14 | Biotix, Inc. | Fluid handling tube |
| EP3536403B1 (en) * | 2018-03-07 | 2021-11-03 | Eppendorf AG | Receptacle with cap made of plastic for laboratory use |
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|---|---|---|---|---|
| DE3402276C1 (en) * | 1984-01-24 | 1985-02-21 | Eppendorf Gerätebau Netheler + Hinz GmbH, 2000 Hamburg | Plastic reaction vessel for small amounts of liquid |
| US5354539A (en) * | 1993-11-12 | 1994-10-11 | Hovatter Kenneth R | Microtube having press-to-seal and twist-to-lock closure cap |
| US5863791A (en) * | 1996-07-11 | 1999-01-26 | Eppendorf-Netheler-Hinz Gmbh | Cover receptacle assembly |
| US6622882B2 (en) * | 1996-07-17 | 2003-09-23 | James C. Smith | Closure device for containers |
| CN1974016A (en) * | 2005-12-01 | 2007-06-06 | 埃佩多夫股份公司 | Container with lid |
| CN202845041U (en) * | 2012-09-26 | 2013-04-03 | 无锡耐思生物科技有限公司 | Automatic cover bounce-off structure of microcentrifuge tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201596515U (en) * | 2010-01-15 | 2010-10-06 | 袁建华 | Micro-centrifuge tube with easy-open lid |
| US8540948B2 (en) * | 2010-12-23 | 2013-09-24 | Eppendorf Ag | Lidded container |
| CN202226864U (en) * | 2011-09-23 | 2012-05-23 | 安徽农业大学 | Microcentrifugal tube |
| CN102861625A (en) * | 2012-09-26 | 2013-01-09 | 无锡耐思生物科技有限公司 | Automatic cover flipping structure of micro-centrifugal tube |
-
2014
- 2014-09-15 WO PCT/CN2014/086489 patent/WO2015035949A1/en active Application Filing
- 2014-09-15 CN CN201480062387.1A patent/CN106061612B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3402276C1 (en) * | 1984-01-24 | 1985-02-21 | Eppendorf Gerätebau Netheler + Hinz GmbH, 2000 Hamburg | Plastic reaction vessel for small amounts of liquid |
| US5354539A (en) * | 1993-11-12 | 1994-10-11 | Hovatter Kenneth R | Microtube having press-to-seal and twist-to-lock closure cap |
| US5863791A (en) * | 1996-07-11 | 1999-01-26 | Eppendorf-Netheler-Hinz Gmbh | Cover receptacle assembly |
| US6622882B2 (en) * | 1996-07-17 | 2003-09-23 | James C. Smith | Closure device for containers |
| CN1974016A (en) * | 2005-12-01 | 2007-06-06 | 埃佩多夫股份公司 | Container with lid |
| CN202845041U (en) * | 2012-09-26 | 2013-04-03 | 无锡耐思生物科技有限公司 | Automatic cover bounce-off structure of microcentrifuge tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU185691U1 (en) * | 2018-10-10 | 2018-12-13 | Общество с ограниченной ответственностью "ТЗК Техоснастка" | TEST |
| CN111141899A (en) * | 2019-02-25 | 2020-05-12 | 上海快灵生物科技有限公司 | Biochemical reaction test paper strip tube and use method and kit thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106061612B (en) | 2017-11-17 |
| WO2015035949A1 (en) | 2015-03-19 |
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