CN105728074B - A kind of centrifuge tube - Google Patents
A kind of centrifuge tube Download PDFInfo
- Publication number
- CN105728074B CN105728074B CN201610123241.4A CN201610123241A CN105728074B CN 105728074 B CN105728074 B CN 105728074B CN 201610123241 A CN201610123241 A CN 201610123241A CN 105728074 B CN105728074 B CN 105728074B
- Authority
- CN
- China
- Prior art keywords
- pipe
- wall
- mouth
- cover rim
- caping
- 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.)
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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
- B01L2300/00—Additional constructional details
- B01L2300/04—Closures and closing means
- B01L2300/041—Connecting closures to device or container
- B01L2300/042—Caps; Plugs
-
- 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
- B01L2300/08—Geometry, shape and general structure
- B01L2300/0832—Geometry, shape and general structure cylindrical, tube shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/04—Moving fluids with specific forces or mechanical means
- B01L2400/0403—Moving fluids with specific forces or mechanical means specific forces
- B01L2400/0409—Moving fluids with specific forces or mechanical means specific forces centrifugal forces
Abstract
The invention discloses a kind of centrifuge tube, including lid and body, lid is made up of caping and cover rim, cover rim is made up of cover rim inwall and cover rim outer wall, the structure that longitudinal section is V-arrangement is formed between cover rim inwall and cover rim outer wall, body is by the mouth of pipe, socket and ttom of pipe are formed, socket is cylinder barrel shaped structure, ttom of pipe is conical bottom, the mouth of pipe is made up of internal wall of pipe orifice and mouth of pipe outer wall, the space that longitudinal section is V-arrangement is formed between internal wall of pipe orifice and mouth of pipe outer wall, the space of V-arrangement engages with the structure matching of V-arrangement, caping is connected by soft folded structure with mouth of pipe outer wall, soft folded structure has two soft foldings, the diameter of internal wall of pipe orifice opening is less than the diameter of socket, mouth of pipe inside outer wall sets inserted sheet, cover rim outer wall sets slot, the socket of slot is low wide and up narrow.The present invention solves the problems, such as sample and environment vulnerable to pollution.
Description
Technical field
The present invention relates to a kind of centrifuge tube.
Background technology
Now, centrifuge tube is used widely, especially in life science, such as：Biochemistry, molecular biology,
Cell biology, microorganism etc..
In education and instruction and scientific experiment, centrifuge tube is widely used in Sample storage, chemical reaction, and biology extraction is with dividing
From culture presevation, the culture such as cell and microorganism, inhereditary material, which expands, to be translated.
Within the hospital, the preservation of biology and chemical example detects with analysis, is also widely applied to centrifuge tube.
Centrifuge tube sample now easily overflows, and causes experimental data inaccurate, is also contaminated sample and environment, outside
Material in boundary's environment, which is also easily accessible in centrifuge tube, causes sample to pollute.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, it is an object of the invention to provide a kind of centrifuge tube, lid and pipe are passed through
The contact surface of body V-arrangement makes engaging tighter, solves the problems, such as sample and environment vulnerable to pollution.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of centrifuge tube, including lid and body, the lid are made up of caping and cover rim, and the cover rim is by cover rim inwall
With cover rim outer wall form, between the cover rim inwall and the cover rim outer wall formed longitudinal section be V-arrangement structure, the body by
The mouth of pipe, socket and ttom of pipe are formed, and the socket is cylinder barrel shaped structure, and the ttom of pipe is conical bottom, and the mouth of pipe is by the mouth of pipe
Wall and mouth of pipe outer wall are formed, and the space that longitudinal section is V-arrangement, the V-arrangement are formed between the internal wall of pipe orifice and the mouth of pipe outer wall
Space engage with the structure matching of the V-arrangement, the caping is connected by soft folded structure with the mouth of pipe outer wall, the soft folding
Structure has two soft foldings, and the diameter of the internal wall of pipe orifice opening is less than the diameter of the socket, and the mouth of pipe inside outer wall is set
Put inserted sheet, the cover rim outer wall sets slot, and the socket of the slot is low wide and up narrow.
It is preferred that：The mouth of pipe outer wall is less than the internal wall of pipe orifice.
It is preferred that：The caping edge sets prominent spanner, and the spanner upsweeps and convex surface is downward.
It is preferred that：The spanner is arranged on the soft folded structure offside.
It is preferred that：Hookean region is set among the caping.
It is preferred that：The soft folded structure is rotatablely connected with the caping.
It is preferred that：Spacer is set on the caping, the spacer towards the soft folded structure, the spacer with it is described
The junction of caping is on line of the rotation connection with the caping center.
It is preferred that：Fixed setting rod in the body.
It is preferred that：The rod is threaded.
Beneficial effects of the present invention：
1. the cover rim of lid is fastened in the V-arrangement space of the mouth of pipe inside and outside wall formation when centrifuge tube covers, engaging area is big, makes
Engage even closer, extraneous bacterium or pollutant enter in pipe the binding face needed by mouth of pipe outer wall and cover rim outer wall, then
By internal wall of pipe orifice and the binding face of cover rim inwall, this process is difficult, therefore the present invention effectively prevent material in pipe
Pollution, also effectively prevent in pipe material to be overflowed along cover rim.
2. it is hollow between cover rim inwall and cover rim outer wall, cover rim inwall and cover rim outer wall is produced when covering slightly
Deformation, the strength of deformation can make cover rim and mouth of pipe inside and outside wall engages even closer, and further realizing prevents material in pipe
Pollution, it is more efficient to prevent that material overflows along cover rim in pipe.
3. the setting of spanner, it is easy to the switch of lid.
4. soft folded structure links together lid and body so that lid is also connected to one with body all the time after opening
Rise, lid is not easy to lose, obscured.
5. current centrifuge tube is all to enter cover rim lid in pipe, the problem of so existing be centrifuge tube be inverted it is mixed
Even or be placed in when being mixed on oscillator, the material in pipe can outflow along cover rim surrounding, carry out quantitative detection, particularly measure contains
When measuring less material, the inaccuracy of result is caused.The present invention is made by the way that centrifuge tube cover rim is covered in the outside of centrifuge tube body
Tube mouth is directly against in lid, so effectively avoids lower edge outflow of the liquid in pipe along lid.
6. the diameter of internal wall of pipe orifice opening is less than the diameter of socket, when making centrifuge tube content object amount few, even if keeping flat
Lid will not be touched；On the other hand, when centrifuge tube content is liquid, centrifuge tube can be tilted, liquid is focused on the mouth of pipe
Inwall and body junction, realization take liquid convenient, especially after centrifugal solid-liquid separation, when taking supernatant liquid, will not suck down
Composition of layer.
7. the diameter of internal wall of pipe orifice opening is less than the diameter of socket, make the engaging of lid and the mouth of pipe more convenient.Because
Cover rim lower port diameter is identical with socket diameter, i.e., cover rim lower port diameter is between internal wall of pipe orifice opening diameter and mouth of pipe opening of external wall
Between locating diameter, lid can just be covered so not having to the deliberately alignment mouth of pipe in lid lid.
8. mouth of pipe outer diameter is more than socket diameter, when centrifuge tube is placed on centrifuge tube shelf, mouth of pipe outer wall load is centrifuging
On pipe support, make centrifuge tube expose centrifuge tube shelf part it is more, be more beneficial for picking and placeing for centrifuge tube.
9. soft folded structure has two soft foldings to be more beneficial for the unlatching of lid and cover, for a soft folding, two
The knuckle of each soft folding of the structure of soft folding is small, increases the service life of soft folded structure.Two it is soft folding interludes length be less than etc.
In the height of cover rim, this to cover during lid, and deformation strength is relatively small caused by soft folded structure, makes lid tighter when covering
It is close.
10. inserted sheet is pressed into slot during lid lid, slot clamps inserted sheet and keeps lid to cover state.Under the socket of slot
Narrow on width, in lid lid, slot does not have to accurate alignment inserted sheet with regard to that inserted sheet can be made to slip into slot, more convenient.
11. inserted sheet is arranged on mouth of pipe inside outer wall, inserted sheet is vertically arranged, and is existed between inserted sheet and internal wall of pipe orifice certain empty
Between, together with inserted sheet is not attached to internal wall of pipe orifice, thus keep cover rim inwall there is also certain distance between slot and cover rim inwall
Completely, the pollution of material in pipe is prevented, material in pipe is also prevented from and outflows.
12. the use being designed with beneficial to a small amount of sample of conical bottom.
13. mouth of pipe outer wall is less than internal wall of pipe orifice, pouring liquid is more convenient, also make it that open pipe lid is more convenient.Toppling over
Even if there is refluence phenomenon during liquid, the liquid of refluence can be also flowed in V-arrangement space, be not in that weight is lost, will not also be polluted
External environment.
14. spanner upsweeps and convex surface is downward, finger contact surface when convex surface is open pipe lid, lid is more convenient for
Unlatching, convex surface has an anti-slip veins, increases frictional force, be advantageous to the unlatching of lid.Being arranged on for spanner once needs unlatching more
Advantage, the protection being provided with beneficial to finger on convex surface can be more highlighted during individual centrifuge tube.
15. setting Hookean region among caping, the modulus of elasticity of Hookean region is less than other regions, and Hookean region can be selected
The material such as polyurethane and polyurethane, when draught head inside and outside centrifuge tube be present, deformation can be produced.As produced gas in centrifuge tube
Body, temperature change in centrifuge tube, covering can cause draught head inside and outside centrifuge tube be present with opening lid etc., and centrifugation overpressure is big
Lid Self-bouncing can be caused, overpressure is small that lid can be made to cover too closely for centrifugation, it is difficult to opens.
16. in small-sized centrifuge tube（Such as below 20ml specifications）In, Hookean region is arranged to the circle that diameter is less than 2cm
Domain, in lid lid, thumb can be by Hookean region, and Hookean region produces deformation, when covering tightly lid, is formed just in centrifuge tube
Pressure, unclamp by the thumb on Hookean region, the release of Hookean region deformation malleation, effectively avoid centrifugation intraductal atmospheric pressure excessive.
17. soft folded structure is rotatablely connected with caping, the deformation angle of soft folding can be effectively reduced, the deformation angle of soft folding subtracts
Small, the power acted in lid can diminish, and make lid be not easy to be flicked.On the other hand, the deformation angle of soft folding reduces, favorably
In the service life for extending soft folding.
18. spacer is used for adjusting position and direction of the lid relative to body, enable lid face body, convenient cap
Lid.The setting of the spacer cover rim that is particularly suitable for use in highly sets bigger centrifuge tube.
19. rod is provided with beneficial to using centrifuge tube concussion mixing tube substance in vivo, the polarity spectrum that is particularly suitable for use in is larger
Different liquids, such as the preparation of micro emulsion.The using effect of enhancing rod is threaded on rod.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is lid structural representation of the present invention.
Wherein, 1. lid, the caping of 2. body 3., 4. cover rims, 5. spanners, 6. mouths of pipe, 7. sockets, 8. ttom of pipe, 9. soft folding knots
Structure, 11. slots, 12. inserted sheets, 13. sockets, 14. Hookean regions, 15. rotation connections, 16. spacers.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, a kind of centrifuge tube, including lid 1 and body 2, the lid 1 are made up of caping 3 and cover rim 4,
The cover rim 4 is made up of cover rim inwall and cover rim outer wall, and it is V that longitudinal section is formed between the cover rim inwall and the cover rim outer wall
The structure of shape, the body 2 are made up of the mouth of pipe 6, socket 7 and ttom of pipe 8, and the socket 7 is cylinder barrel shaped structure, the ttom of pipe 8
For conical bottom, the mouth of pipe 6 is made up of internal wall of pipe orifice and mouth of pipe outer wall, is formed between the internal wall of pipe orifice and the mouth of pipe outer wall
Longitudinal section is the space of V-arrangement, and the space of the V-arrangement engages with the structure matching of the V-arrangement, and the caping 3 passes through soft folded structure 9
It is connected with the mouth of pipe outer wall, the soft folded structure 9 there are two soft foldings, and the diameter of the internal wall of pipe orifice opening is less than the pipe
The diameter of cylinder 7, the mouth of pipe inside outer wall set inserted sheet 12, and the cover rim outer wall sets slot 11, the socket of the slot 11
13 is low wide and up narrow.
It is preferred that：The mouth of pipe outer wall is less than the internal wall of pipe orifice.
It is preferred that：The edge of caping 3 sets prominent spanner 5, and the spanner 5 upsweeps and convex surface is downward.
It is preferred that：The spanner 5 is arranged on the offside of soft folded structure 9.
It is preferred that：Hookean region 14 is set among the caping 3.
It is preferred that：The soft folded structure 9 and the caping 3 rotation connection 15.
It is preferred that：Spacer 16 is set on the caping 3, and the spacer 16 is towards the soft folded structure 9, the spacer
16 with the junction of the caping 3 on lines of the rotation connection 15 with the center of caping 3.
It is preferred that：Fixed setting rod in the body 2.
It is preferred that：The rod is threaded.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (7)
1. a kind of centrifuge tube, including lid（1）And body（2）, the lid（1）By caping（3）And cover rim（4）Form, it is described
Cover rim（4）It is made up of cover rim inwall and cover rim outer wall, it is V-arrangement that longitudinal section is formed between the cover rim inwall and the cover rim outer wall
Structure, the body（2）By the mouth of pipe（6）, socket（7）And ttom of pipe（8）Form, the socket（7）For cylinder barrel shaped structure, institute
State ttom of pipe（8）For conical bottom, the mouth of pipe（6）It is made up of internal wall of pipe orifice and mouth of pipe outer wall, the internal wall of pipe orifice and the mouth of pipe
The space that longitudinal section is V-arrangement is formed between outer wall, the space of the V-arrangement engages with the structure matching of the V-arrangement, the caping
（3）Pass through soft folded structure（9）It is connected with the mouth of pipe outer wall, the soft folded structure（9）There are two soft foldings, the internal wall of pipe orifice is opened
Diameter at mouthful is less than the socket（7）Diameter, the mouth of pipe inside outer wall sets inserted sheet（12）, the cover rim outer wall setting
Slot（11）, the slot（11）Socket（13）It is low wide and up narrow, the soft folded structure（9）With the caping（3）Rotation connection
（15）, the caping（3）Upper setting spacer（16）, the spacer（16）Towards the soft folded structure（9）, the spacer
（16）With the caping（3）Junction in the rotation connection（15）With the caping（3）On the line at center.
2. centrifuge tube as claimed in claim 1, it is characterized in that：The mouth of pipe outer wall is less than the internal wall of pipe orifice.
3. centrifuge tube as claimed in claim 1 or 2, it is characterized in that：The caping（3）Edge sets prominent spanner（5）, institute
State spanner（5）Upsweep and convex surface is downward.
4. centrifuge tube as claimed in claim 3, it is characterized in that：The spanner（5）It is arranged on the soft folded structure（9）Offside.
5. centrifuge tube as claimed in claim 1 or 2, it is characterized in that：The caping（3）Centre sets Hookean region（14）.
6. centrifuge tube as claimed in claim 1 or 2, it is characterized in that：The body（2）Interior fixed setting rod.
7. centrifuge tube as claimed in claim 6, it is characterized in that：The rod is threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610123241.4A CN105728074B (en) | 2016-03-05 | 2016-03-05 | A kind of centrifuge tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610123241.4A CN105728074B (en) | 2016-03-05 | 2016-03-05 | A kind of centrifuge tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105728074A CN105728074A (en) | 2016-07-06 |
| CN105728074B true CN105728074B (en) | 2017-12-29 |
Family
ID=56249769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610123241.4A Active CN105728074B (en) | 2016-03-05 | 2016-03-05 | A kind of centrifuge tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105728074B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5690246A (en) * | 1992-08-11 | 1997-11-25 | Versapak (International) Ltd. | Security containers for samples |
| EP0906869A2 (en) * | 1997-10-02 | 1999-04-07 | Beckman Coulter, Inc. | Cap/closure having a venting mechanism for use with centrifuge containers |
| CN2426154Y (en) * | 2000-06-07 | 2001-04-04 | 杨毅琴 | Microcentrifuge tube |
| CN202730124U (en) * | 2012-07-24 | 2013-02-13 | 杭州金源生物技术有限公司 | Sealed sample tube |
| CN204522991U (en) * | 2015-01-21 | 2015-08-05 | 钟灿秋 | Sealed tube |
| CN204569923U (en) * | 2015-02-10 | 2015-08-19 | 张丽红 | A kind of spermatozoa separation devices |
| CN204816585U (en) * | 2015-06-16 | 2015-12-02 | 佛山迪安医学检验所有限公司 | Novel centrifuging tube |
| CN205007995U (en) * | 2015-09-21 | 2016-02-03 | 闫清 | Centrifuging tube is used in medical science inspection |
-
2016
- 2016-03-05 CN CN201610123241.4A patent/CN105728074B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5690246A (en) * | 1992-08-11 | 1997-11-25 | Versapak (International) Ltd. | Security containers for samples |
| EP0906869A2 (en) * | 1997-10-02 | 1999-04-07 | Beckman Coulter, Inc. | Cap/closure having a venting mechanism for use with centrifuge containers |
| CN2426154Y (en) * | 2000-06-07 | 2001-04-04 | 杨毅琴 | Microcentrifuge tube |
| CN202730124U (en) * | 2012-07-24 | 2013-02-13 | 杭州金源生物技术有限公司 | Sealed sample tube |
| CN204522991U (en) * | 2015-01-21 | 2015-08-05 | 钟灿秋 | Sealed tube |
| CN204569923U (en) * | 2015-02-10 | 2015-08-19 | 张丽红 | A kind of spermatozoa separation devices |
| CN204816585U (en) * | 2015-06-16 | 2015-12-02 | 佛山迪安医学检验所有限公司 | Novel centrifuging tube |
| CN205007995U (en) * | 2015-09-21 | 2016-02-03 | 闫清 | Centrifuging tube is used in medical science inspection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105728074A (en) | 2016-07-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Jigang Inventor after: Zeng Lei Inventor after: Liu Shixiang Inventor before: Zhang Hongmei |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171129 Address after: 261521 health Road, Li Jiaying Town, Gaomi City, Weifang, Shandong Province, No. 001 Applicant after: Liu Jigang Applicant after: Zeng Lei Address before: 262610, No. 238, Da Yue Zhuang village, Xin Cun, Linqu County, Weifang, Shandong Applicant before: Zhang Hongmei |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |