CN202290110U - Centrifugal test tube rack for heating in water bath - Google Patents

Centrifugal test tube rack for heating in water bath Download PDF

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Publication number
CN202290110U
CN202290110U CN 201120400970 CN201120400970U CN202290110U CN 202290110 U CN202290110 U CN 202290110U CN 201120400970 CN201120400970 CN 201120400970 CN 201120400970 U CN201120400970 U CN 201120400970U CN 202290110 U CN202290110 U CN 202290110U
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CN
China
Prior art keywords
centrifuge tube
water
base seat
support bar
tube frame
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Expired - Fee Related
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CN 201120400970
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Chinese (zh)
Inventor
张雁
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Institute of Dongguan of Sun Yat Sen University
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Institute of Dongguan of Sun Yat Sen University
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Priority to CN 201120400970 priority Critical patent/CN202290110U/en
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Abstract

The utility model discloses a centrifugal test tube rack for heating in a water bath. The centrifugal test tube rack comprises a substrate, a support rod connected with the substrate and a pressing cover, wherein one or more fixing rings for fixing centrifugal test tubes is arranged on the support rod; and the pressing cover is connected to the upper end of the support rod in an oscillating way through a connecting piece. When the centrifugal test tube rack is used, the pressing cover of the centrifugal test tube rack oscillates to the upper end of the centrifugal test tube, and the centrifugal test tube is stopped from floating upwards by utilizing the pressing cover and prevented from being poured into water; therefore, a cell culture reagent in the centrifugal test tube is prevented from leaking outside or being polluted by bacteria in water. The product has stable performance and high safety, and has strong market competitiveness.

Description

A kind of centrifuge tube frame that is used for the water-bath heating
Technical field
The utility model relates to a kind of biology and medical experiment chamber device, relates in particular to a kind of centrifuge tube frame that is used for the water-bath heating.
Background technology
It is one of basic science important in the research fields such as biology, medical science and new drug development that cell is cultivated.Cell culture fluid, serum, trypsin solution etc. are crucial cell culture reagent during cell is cultivated, and they are generally held under the cryogenic conditions, and such as 4 degree or-20 degree, having only in use, the side takes out from refrigerator.Generally speaking; The optimum culturing temperature of mammalian cell is 37 degree, and some large mammals are the 38-39 degree like pig cell; The best results that insect cell and fish cell are then cultivated in the environment of 22 to 28 degree; If the cell culture reagent of directly low temperature being preserved is added to cell, cell will produce stress reaction, influence the survival rate and the biologically active of cell.Therefore, it is a very important important step that the cell culture reagent of in cell cultivation process, low temperature being preserved is carried out heat temperature raising, in present stage; The water-bath heating is the topmost means that heat up to cell culture reagent, still, if the direct water-bath heating of the container of a large amount of cell culture reagent will be housed; Cell culture reagent can cause the degraded of some composition because of repeated heating repeatedly; Like L-glutamine and vitamin, and bring harmful effect for other composition: serum repeated heating, precipitating the separating out of meeting; Influence the serum quality; The trypsin solution repeated heating can cause active the reduction, and repeated heating also can make the acid-base value of cell culture reagent raise or the like.Therefore; Before the water-bath heating, generally all to this cell culture reagent branch of testing aequum be installed in the centrifuge tube; Then centrifuge tube is fixed on the centrifuge tube frame, again the centrifuge tube frame is put into water-bath or other water bath containers centrifuge tube is carried out the water-bath heating.
Yet; Existing centrifuge tube frame exists the significant problem that can not be ignored in actual use: if the amount of the cell culture reagent in the centrifuge tube is fewer, centrifuge tube can be floating because of buoyancy of water, even can be poured in the water; The risk that not only has cell culture reagent to leak outside in the case; Cell culture reagent in the centrifuge tube also has by the risk of germ contamination in the water, so existing centrifuge tube frame unstable properties, and security is lower.
The utility model content
To the deficiency of prior art, the purpose of the utility model is intended to provide a kind of stable performance, the safe centrifuge tube frame that is used for the water-bath heating.
For realizing that above-mentioned purpose the utility model adopts following technical scheme:
A kind of centrifuge tube frame that is used for the water-bath heating; Comprise base seat, the support bar that is connected with base seat; This support bar is provided with one or more retainer rings that are used for fixing centrifuge tube; And, further including a hold-down cover, this hold-down cover is pivotably connected in the upper end of support bar through a connector.
As a kind of preferred version, said base seat is an annular.
As a kind of preferred version, said base seat is provided with an annular distance that runs through its upper and lower surfaces and one and extends to the opening at base seat edge by the annular distance madial wall, and the angle of this opening is between 45 degree to 75 degree.
As a kind of preferred version, said support bar is to be connected with base seat detachablely.
As a kind of preferred version, the lower end of said support bar is provided with a horizontal connecting rod, and this horizontal connecting rod is connected with said base seat detachablely.
As a kind of preferred version, the lower end of said support bar is provided with external screw thread, and base seat is provided with corresponding internal thread.
As a kind of preferred version, said retainer ring is four, and wherein two is the big retainer ring that is used for fixing the centrifuge tube of 50 milliliters of capacity, and two other is the little retainer ring that is used for fixing the centrifuge tube of 15 milliliters of capacity.
As a kind of preferred version, said hold-down cover is provided with is convenient to the middle through hole that lifts and hang.
As a kind of preferred version, said support bar is the retracted support bar, comprises upper boom and lower beam, and the mutual socket of this upper boom and lower beam also can be slided along both length directions.
As a kind of preferred version, but said connector is the metal hose of bending distortion.
A kind of centrifuge tube frame that is used for the water-bath heating that the utility model is set forth, its beneficial effect is:
1, this product is provided with the hold-down cover that can swing, during use hold-down cover is rocked to the upper end of centrifuge tube, and is upwards floating in order to the restriction centrifuge tube; Prevent that centrifuge tube is poured in the water; By this, the cell culture reagent in the centrifuge tube can not leak outside, can be by the germ contamination in the water yet; Therefore this performance of products is stable, and is safe.
2, the support bar of this product is the retracted support bar; The height of support bar can be regulated according to the water level in the water bath containers; By this, this product can make the upper end of centrifuge tube be higher than waterline all the time through the height of adjustable support bar, thereby prevents that the water logging in the water bath containers from there not being centrifuge tube; And do not need water bath containers is added water or draining processing, so the convenience of this product is good.
3, the base seat of this product is to be connected with support bar detachablely; When the culture jar that holds cell culture reagent is directly heated, can base seat and support bar be split, push down culture jar with base seat; Prevent that culture jar is because of the excessive occurrence of tilting of buoyancy; Therefore this product not only is used for fixing centrifuge tube, also can be used for fixedly culture jar, and it has multi-functional.
4, the base seat of this product be provided with annular distance and 45 spend to 75 the degree between opening, when pushing down culture jar, can base seat steadily be enclosed within the bottleneck of culture jar through opening with base seat; Thereby strengthened being connected of base seat and culture jar; Prevent that base seat breaks away from culture jar, and annular distance and opening do not influence the balance of product; Therefore under the prerequisite that guarantees the product result of use, save material, reduced cost.
Description of drawings
Fig. 1 is the configuration diagram of centrifuge tube frame among the utility model embodiment.
Fig. 2 is a kind of user mode diagrammatic sketch of centrifuge tube frame among the utility model embodiment, and the centrifuge tube frame has been fixed two centrifuge tubes among the figure.
Fig. 3 is the another kind of user mode diagrammatic sketch of Fig. 2, the height of the support bar of the centrifuge tube frame that raise among the figure.
Fig. 4 is another user mode diagrammatic sketch of Fig. 2, and the hold-down cover of centrifuge tube frame is rocked to the upper end of a centrifuge tube among the figure.
Fig. 5 is the diagrammatic sketch that is connected of base seat and culture jar among the utility model embodiment.
Description of reference numerals:
10, base seat 11, annular distance
12, opening 13, intermediate plate
20, support bar 201, horizontal connecting rod
202, big retainer ring 203, little retainer ring
21, upper boom 22, lower beam
30, hold-down cover 31, connector
32, middle through hole 40, centrifuge tube
50, culture jar.
The specific embodiment
Come the utility model is further described below in conjunction with accompanying drawing and specific embodiment.
Please referring to figs. 1 through shown in Figure 5, it has demonstrated the concrete structure of the utility model preferred embodiment, and a kind of centrifuge tube frame that is used for the water-bath heating comprises base seat 10, the support bar 20 that is connected with base seat 10 and a hold-down cover 30, wherein:
Said base seat 10 is an annular; This base seat 10 is provided with the annular distance 11 and the opening 12 that is extended to base seat 10 edges by annular distance 11 madial walls that run through its upper and lower surfaces; The angle of this opening 12 is between 45 degree to 75 degree, and wherein 60 degree are the optimal angle of opening 12, certainly; The shape of base seat 10 is other shape also, and annular distance 11 and opening 12 also can be set on the base seat 10.
Said support bar 20 and base seat 10 are for to be connected detachablely, and be detachable for realizing, a horizontal connecting rod 201 is set in the lower end of support bar 20; Corresponding, in the both sides of base seat 10 upper surfaces an intermediate plate 13 being set respectively, intermediate plate 13 can adopt stainless steel or other material to process; The both ends that two intermediate plates 13 are clamped horizontal connecting rod 201, when need split base seat 10 with support bar 20, the clamping that only need unclamp 13 pairs of horizontal connecting rods 201 of intermediate plate can realize that base seat 10 separates with support bar 20; Be pointed out that; Can, horizontal connecting rod 201 not realize that with intermediate plate 13 support bar 20 is connected with the detachable of base seat 10 through being set yet, such as: can also external screw thread be set in the lower end of support bar 20, corresponding; Base seat 10 is provided with internal thread; External screw thread through support bar 20 can realize equally that with the internal screw-thread screw of base seat 10 support bar 20 is connected with the detachable of base seat 10, and the setting of base seat 10 internal threads then needs according to whether annular distance 11 is set on the base seat 10 to decide with opening 12, when annular distance 11 is not set on the base seat 10 with opening 12; Internal thread can be set directly at the top of base seat 10; When having annular distance 11 with opening 12 on the base seat 10, the setting of internal thread then needs flexible, for example can further on the madial wall of annular distance 11, offer an annular groove; The movable floor that can pull out and insert along opening 12 is set in the annular groove, and internal thread is arranged on this movable floor.Therefore, all can realize that support bar 20 all is feasible with the base seat 10 detachable structures that are connected, and the utility model is not limited to several kinds of above-mentioned implementations.
And this support bar 20 is provided with four retainer rings that are used for fixing centrifuge tube 40, and wherein two is the big retainer ring 202 that is used for fixing the centrifuge tube 40 of 50 milliliters of capacity; The diameter of the diameter of big retainer ring 202 and the centrifuge tube 40 of 50 milliliters of capacity is suitable; Two other is the little retainer ring 203 that is used for fixing the centrifuge tube 40 of 15 milliliters of capacity, and the diameter of the centrifuge tube 40 of the diameter of little retainer ring 203 and 15 milliliters of capacity is suitable, is pointed out that; The quantity of retainer ring is not limited to four; Can have only one, also can be two, three, five or more, and the size of retainer ring also can be onesize; The diameter of retainer ring also can be can be suitable with 15 milliliters, the 50 milliliters diameters with the centrifuge tube 40 of exterior capacity, does not exceed.
And; This support bar 20 is an expansion link; It comprises upper boom 21 and lower beam 22, and above-mentioned retainer ring all is arranged on the upper boom 21, and this upper boom 21 also can slide along both length directions with lower beam 22 mutual sockets; Promptly when using, can come the height of adjustable support bar 20 as required through the relative slip of upper boom 21 and lower beam 22.
Said hold-down cover 30 is pivotably connected in the upper end of support bar 20 through a connection piece 31, and hold-down cover 30 is provided with middle through hole 32, so that lift and hang.For realizing swinging of hold-down cover 30, this connector 31 can adopt has good bending property and flexible metal hose, certainly; Except adopting metal hose to realize the swinging of hold-down cover 30 as connector 31, also can adopt other structure to realize swinging of hold-down cover 30, such as: connector 31 adopts bending property and all very poor rigid rod of elasticity; The upper end of support bar 20 is provided with a mounting groove, two gag lever posts that a swinging axle are set in the mounting groove and are positioned at swinging axle two outsides, and gag lever post is scalable; Connector 31 is articulated in swinging axle; When hold-down cover 30 was rocked to centrifuge tube 40 upper ends downwards, the operation gag lever post contacted its upper edge with connector 31, and this moment, connector 31 can not upwards be rotated by the restriction of gag lever post; Hold-down cover 30 is fixed; When need reset hold-down cover 30, only need the operation gag lever post make its break away from connector 31 upwards the stroke of swing get final product, this kind structure can realize that hold-down cover 30 swings around swinging axle.Therefore, all can realize that the structure that hold-down cover 30 can be swung all is feasible, and the utility model does not exceed.
During use, centrifuge tube 40 is inserted in the retainer ring of corresponding diameter (like Fig. 2), comes the height of adjustable support bar 20 then according to the height of water level in the water bath containers; When waterline is higher than centrifuge tube 40; The upper boom 21 of support bar 20 is upwards slided with the height (like Fig. 3) of rising support bar 20, be lower than centrifuge tube 40 until waterline, when waterline is lower than the height of the cell culture reagent in the centrifuge tube 40; With the upper boom 21 of support bar 20 to lower slider to reduce the height of support bar 20; Parallel or until waterline a little more than the height of cell culture reagent, but can not exceed the height of centrifuge tube 40, prevent that by this water logging in the water bath containers from there not being centrifuge tube 40; It is highly important that; If the very few or angle consideration from preventing that fortuitous event from taking place of the amount of cell culture reagent before the centrifuge tube frame is put into water bath containers, need be rocked to hold-down cover 30 downwards the upper end (like Fig. 4) of centrifuge tube 40 in the centrifuge tube 40; Upwards floating because of buoyancy in water bath containers in order to prevent centrifuge tube 40, avoid out of control be poured in the water in the floating back of centrifuge tube 40 and the trigger cell culture reagent leaks outside, contaminated situation.When the culture jar 50 that holds cell culture reagent is directly heated; Can base seat 10 and support bar 20 be split; If described annular distance 11 and opening 12 are not set on the base seat 10; Then directly be pressed in the top of culture jar 50,, then can base seat 10 be enclosed within the bottleneck of culture jar 50 through opening 12 if base seat 10 is provided with annular distance 11 and opening 12 with base seat 10; Push down culture jar 50 with base seat 10 by this, guarantee the not phenomenon of occurrence of tilting (like Fig. 5) of culture jar 50.
After this product uses, can it be erected as handle upwards swing of hold-down cover 30, so that mention this product and this product is washed the back hang airing, very easy to use.
The design focal point of this product is: primary aspect, and this product is provided with the hold-down cover 30 that can swing, and is upwards floating in order to restriction centrifuge tube 40; Prevent that centrifuge tube 40 is poured in the water; By this, the cell culture reagent in the centrifuge tube 40 can not leak outside, can be by the germ contamination in the water yet; Therefore this performance of products is stable, and is safe; On the other hand; The support bar 20 of this product is a retracted support bar 20, and the height of support bar 20 can be regulated according to the water level in the water bath containers, by this; This product can make the upper end of centrifuge tube 40 be higher than waterline all the time through the height of adjustable support bar 20; Thereby prevent that the water logging in the water bath containers from there not being centrifuge tube 40, and do not need water bath containers is added water or draining processing, so the convenience of this product is good; Another aspect, the base seat 10 of this product and support bar 20 are for to be connected detachablely, when the culture jar 50 that holds cell culture reagent is directly heated; Can base seat 10 and support bar 20 be split; Push down culture jar 50 with base seat 10, prevent culture jar 50 because of the excessive occurrence of tilting of buoyancy, so this product not only is used for fixing centrifuge tube 40; Also can be used for fixedly culture jar 50, it has multi-functional; In addition, the base seat 10 of this product be provided with annular distance 11 and 45 spend to 75 the degree between opening 12, when pushing down culture jar 50 with base seat 10; Can base seat 10 steadily be enclosed within the bottleneck of culture jar 50 through opening 12, thereby strengthen being connected of base seat 10 and culture jar 50, prevent that base seat 10 breaks away from culture jars 50; And; Annular distance 11 does not influence the balance of product with opening 12, so under the prerequisite that guarantees the product result of use, has saved material, has reduced cost.
The above; It only is the utility model preferred embodiment; Be not that the technical scope of the utility model is done any restriction; So every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any trickle modification, equivalent variations and modification that above embodiment did.

Claims (10)

1. one kind is used for the centrifuge tube frame that water-bath is heated; It is characterized in that: comprise base seat, the support bar that is connected with base seat; This support bar is provided with one or more retainer rings that are used for fixing centrifuge tube; And, further including a hold-down cover, this hold-down cover is pivotably connected in the upper end of support bar through a connector.
2. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 1, it is characterized in that: said base seat is an annular.
3. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 1 and 2; It is characterized in that: said base seat is provided with an annular distance that runs through its upper and lower surfaces and one and extends to the opening at base seat edge by the annular distance madial wall, and the angle of this opening is between 45 degree to 75 degree.
4. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 1, it is characterized in that: said support bar is to be connected with base seat detachablely.
5. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 4, it is characterized in that: the lower end of said support bar is provided with a horizontal connecting rod, and this horizontal connecting rod is connected with said base seat detachablely.
6. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 4, it is characterized in that: the lower end of said support bar is provided with external screw thread, and base seat is provided with corresponding internal thread.
7. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 1; It is characterized in that: said retainer ring is four; Wherein two is the big retainer ring that is used for fixing the centrifuge tube of 50 milliliters of capacity, and two other is the little retainer ring that is used for fixing the centrifuge tube of 15 milliliters of capacity.
8. a kind of centrifuge tube frame that is used for water-bath heating according to claim 1 is characterized in that: said hold-down cover is provided with is convenient to the middle through hole that lifts and hang.
9. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 1, it is characterized in that: said support bar is the retracted support bar, comprises upper boom and lower beam, the mutual socket of this upper boom and lower beam also can be slided along both length directions.
10. a kind of centrifuge tube frame that is used for the water-bath heating according to claim 1 is characterized in that: but said connector is the metal hose of bending distortion.
CN 201120400970 2011-10-19 2011-10-19 Centrifugal test tube rack for heating in water bath Expired - Fee Related CN202290110U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120400970 CN202290110U (en) 2011-10-19 2011-10-19 Centrifugal test tube rack for heating in water bath

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120400970 CN202290110U (en) 2011-10-19 2011-10-19 Centrifugal test tube rack for heating in water bath

Publications (1)

Publication Number Publication Date
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102908964A (en) * 2012-09-29 2013-02-06 北京维索科科技有限公司 Soluble hemostatic gauze reaction pot and soluble hemostatic gauze production equipment
CN103406168A (en) * 2013-08-22 2013-11-27 聂树涛 Centrifuge test tube stand
CN103801418A (en) * 2014-02-27 2014-05-21 韩志萍 Water bath heating fixed frame
CN104907114A (en) * 2015-07-03 2015-09-16 无锡市稼宝药业有限公司 Constant-temperature electric heating device for experiment
CN105199950A (en) * 2015-10-22 2015-12-30 上海原能细胞医学技术有限公司 Cell resuscitator
CN106423349A (en) * 2016-10-17 2017-02-22 无锡市日升化工有限公司 Test tube placing rack for chemical experiments

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102908964A (en) * 2012-09-29 2013-02-06 北京维索科科技有限公司 Soluble hemostatic gauze reaction pot and soluble hemostatic gauze production equipment
CN102908964B (en) * 2012-09-29 2015-04-01 北京维索科科技有限公司 Soluble hemostatic gauze reaction pot and soluble hemostatic gauze production equipment
CN103406168A (en) * 2013-08-22 2013-11-27 聂树涛 Centrifuge test tube stand
CN103801418A (en) * 2014-02-27 2014-05-21 韩志萍 Water bath heating fixed frame
CN104907114A (en) * 2015-07-03 2015-09-16 无锡市稼宝药业有限公司 Constant-temperature electric heating device for experiment
CN105199950A (en) * 2015-10-22 2015-12-30 上海原能细胞医学技术有限公司 Cell resuscitator
CN106423349A (en) * 2016-10-17 2017-02-22 无锡市日升化工有限公司 Test tube placing rack for chemical experiments

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120704

Termination date: 20121019