CN208356843U - A kind of molecular biology error-prevention sampling device - Google Patents

Abstract

The embodiment of the present application discloses a kind of molecular biology error-prevention sampling device, including pedestal, rotation axis and turnable test tube flat, wherein the base center is equipped with the lower bearing for being fixed on the pedestal；The rotation axis is disposed vertically with the pedestal, and one end of the rotation axis and the lower bearing are rotatablely connected；The rotation axis passes through the center of the turnable test tube flat；The top and bottom of the turnable test tube flat are fixed in the rotation axis by several connecting plates respectively；The upper end of the rotation axis is equipped with swing handle.Test tube is tiltedly inserted with error-prevention sampling device by setting multilayer sleeve by a kind of molecular biology provided by the present application, and space utilization rate is high, and, it can be achieved that stabilization is rapidly put and taken under the premise of guaranteeing that test tube is not damaged.

Description

A kind of molecular biology error-prevention sampling device

Technical field

The invention relates to molecular biology experiment technical field, in particular to a kind of molecular biology is added with mistake proofing Sampling device.

Background technique

Molecular biology is the science of the structure and function from Molecular level study large biological molecule, from the 1950s Start, the experimental study of molecular biology is gradually deepened, Major research field includes protein system, protein-core Acid system, protein-lipid system.When carrying out molecular biology experiment, need using test tube as chemical example storage, The medium of the operations such as transfer and addition is equipped with different samples, reagent since chemical example type, the quantity needed for testing are more Test tube and it is used it is empty test tube is mixed in together puts, the lookup difficulty of laboratory technician has been significantly greatly increased, and be easy to cause reality The error when person of testing adds reagent causes waste of material, reduces experiment progress.

In order to improve the easy problem in experiment, gradually adopts put dress with the test tube for misplacing function in the prior art It sets and regularly placing is carried out to test tube, cardinal principle is by test tube laying rack using subregion and with by the way of tag identifier subregion, Error probability is reduced to a certain extent.

It misplaces sample adding device however, existing purpose sample cannot still be found out rapidly for the test tube in subregion, meanwhile, it is Subregion is obviously separated, and is not had an impact when holding test tubes between upper and lower level, it often need to be by the distance between each subregion It is arranged larger, causes the space utilization rate of device low；In addition, since test tube is in naked state when device is placed, also very Difficulty avoids colliding between test tube from causing the damage of test tube.

Utility model content

This application provides a kind of molecular biology error-prevention sampling devices, to solve test tube search efficiency in the prior art Low, the problems such as device space utilization rate is low, and molecular biology error-prevention sampling apparatus structure provided by the present application is simple, it can Test tube stabilization is put, and damage of colliding with is less likely to occur.

This application provides a kind of molecular biology error-prevention sampling device, the molecular biology error-prevention sampling device packet Include pedestal, rotation axis and turnable test tube flat, wherein

The base center is equipped with the lower bearing for being fixed on the pedestal；

The rotation axis is disposed vertically with the pedestal, and one end of the rotation axis and the lower bearing are rotatablely connected；

The rotation axis passes through the center of the turnable test tube flat；

The top and bottom of the turnable test tube flat are fixed in the rotation axis by several connecting plates respectively；

The upper end of the rotation axis is equipped with swing handle.

Optionally, the turnable test tube flat includes the inner sleeve being arranged from inside to outside, stop sleeve and outer sleeve；Institute State inner sleeve, the axis coincidence of the stop sleeve and the outer sleeve.

Optionally, the outer sleeve is equipped with multiple evenly distributed outer sleeve test tube sockets, sets on the stop sleeve There are multiple multiple stop sleeve test tube sockets corresponding with the outer sleeve test tube socket；Each outer sleeve test tube socket Level height be higher than the stop sleeve test tube socket corresponding with the outer sleeve test tube socket level height；Relatively Angle between the line of centres and horizontal plane of the outer sleeve test tube socket and the stop sleeve test tube socket answered is 60 °- 80°。

Optionally, the outer sleeve test tube socket includes the first tilted cylindrical envelope face, is located at first tilted cylindrical envelope face two The first collar extension face and the first internal orifice face at end；First collar extension face is located at the outer wall of the outer sleeve, first internal orifice face Positioned at the inner wall of the outer sleeve；The center of area height in first collar extension face is higher than the center of area height in first internal orifice face；

The stop sleeve test tube socket includes the second tilted cylindrical envelope face, positioned at the of second tilted cylindrical envelope face both ends Two collar extension faces and the second internal orifice face；Second collar extension face is located at the outer wall of the stop sleeve, and second internal orifice face is located at The inner wall of the stop sleeve；The center of area height in second collar extension face is higher than the center of area height in second internal orifice face；

The socket axis of the corresponding outer sleeve test tube socket and the stop sleeve test tube socket is overlapped.

Optionally, described device further includes supporting beam, and the lower end of the supporting beam is fixed on the pedestal, the support Upper bearing (metal) is equipped with inside the upper end of beam, the top of the rotation axis and the upper bearing (metal) are rotatablely connected.

Optionally, the inner sleeve includes the rigid layer positioned at internal layer and elastic layer positioned at outer layer, the rigid layer with The elastic layer fits closely.

Optionally, the elastic layer outer surface, which is equipped with, multiple corresponding with the outer sleeve test tube socket is in the charge of chamber, institute It states and is in the charge of the cylindrical surface that chamber includes an arc surface and is connected with the arc surface；The radian of the arc surface and test tube bottom Radian is consistent, and the diameter on the cylindrical surface is greater than or equal to the diameter of the test tube, the axis direction on the cylindrical surface with it is described The direction of insertion of test tube is overlapped.

Optionally, the side of the outer sleeve test tube socket is equipped with test tube label.

By the above technology it is found that this application provides a kind of molecular biology error-prevention sampling device, including pedestal, rotation Axis and turnable test tube flat, wherein the base center is equipped with the lower bearing for being fixed on the pedestal；The rotation axis and institute It states pedestal to be disposed vertically, one end of the rotation axis and the lower bearing are rotatablely connected；The rotation axis passes through described rotatable The center of formula test tube flat；The rotation is fixed on by several connecting plates respectively in the top and bottom of the turnable test tube flat On axis；The upper end of the rotation axis is equipped with swing handle.A kind of molecular biology provided by the present application is logical with error-prevention sampling device It crosses setting multilayer sleeve and is tiltedly inserted test tube, space utilization rate is high, and before guaranteeing that test tube is not damaged It puts, it can be achieved that stabilization is rapidly put and taken.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below Singly introduce, it should be apparent that, for those of ordinary skills, without any creative labor, It is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of structural schematic diagram of molecular biology error-prevention sampling device of the application；

Fig. 2 is the perspective view of turnable test tube flat in a kind of molecular biology error-prevention sampling device of the application；

Section when Fig. 3 is test tube insertion rotary type test tube flat in a kind of molecular biology error-prevention sampling device of the application Figure；

Fig. 4 is outer sleeve test tube socket partial structurtes signal in a kind of molecular biology error-prevention sampling device of the application Figure；

Fig. 5 is stop sleeve test tube socket partial structurtes signal in a kind of molecular biology error-prevention sampling device of the application Figure；

Fig. 6 is a kind of partial structurtes of embodiment of inner sleeve in a kind of molecular biology error-prevention sampling device of the application Figure；

Fig. 7 is the part knot of another embodiment of inner sleeve in a kind of molecular biology error-prevention sampling device of the application Structure schematic diagram；

Wherein, 10- pedestal, 11- lower bearing, 20- rotation axis, 21- swing handle, the turnable test tube flat of 30-, outside 31- Sleeve, 32- stop sleeve, 33- inner sleeve, 331- rigid layer, 332- elastic layer, 333- are in the charge of chamber, the cylindrical surface 3331-, 3332- Arc surface, 34- connecting plate, 311- outer sleeve test tube socket, the first collar extension of 3111- face, the first internal orifice of 3112- face, 3113- first Tilted cylindrical envelope face, 312- test tube label, 321- stop sleeve test tube socket, the second collar extension of 3211- face, the second internal orifice of 3212- face, The second tilted cylindrical envelope of 3213- face, 40- supporting beam, 41- upper bearing (metal), 50- test tube.

Specific embodiment

It is a kind of structural schematic diagram of molecular biology error-prevention sampling device of the application referring to Fig. 1；

As shown in Figure 1, the embodiment of the present application provides a kind of molecular biology error-prevention sampling device, the error-prevention sampling Device includes pedestal 10, rotation axis 20 and turnable test tube flat 30, wherein

10 center of pedestal is equipped with the lower bearing 11 for being fixed on the pedestal 10；

The rotation axis 20 is disposed vertically with the pedestal 10, and one end of the rotation axis 20 and the lower bearing 11 rotate Connection；

The rotation axis 20 passes through the center of the turnable test tube flat 30；

The rotation axis is fixed on by several connecting plates 34 respectively in the top and bottom of the turnable test tube flat 30 On 20；

The upper end of the rotation axis 20 is equipped with swing handle 21.

From the above technical scheme, error-prevention sampling device provided by the embodiments of the present application on the pedestal 10 by setting The lower bearing 11 is set, the rotation axis 20 connecting with 11 inner ring of lower bearing rotates the swing handle 21 in operator Rotation occurs, and drives the rotation of turnable test tube flat 30 to adjust the position of pluggable test tube.

It referring to fig. 2, is the perspective view of test tube flat turnable in a kind of molecular biology error-prevention sampling device of the application；

As shown in Figure 2, the turnable test tube flat 30 includes the inner sleeve 33 being arranged from inside to outside, 32 He of stop sleeve Outer sleeve 31；The axis of the inner sleeve 33, the stop sleeve 32 and the outer sleeve 31 is overlapped.

Further, when test tube is inserted into, the outer sleeve 31 provides the support to test tube top, the stop sleeve 32 The support to test tube lower part is provided, the inner sleeve 33 provides the support to test tube bottom, in the present embodiment, not to described Stop sleeve 32 is limited apart from the distance between the outer sleeve 31, the inner sleeve 33, as preference, when the support When sleeve 32 is closer apart from the inner sleeve 33, the stability of test tube is optimal.

Referring to Fig. 3, when being that test tube is inserted into rotary type test tube flat in a kind of molecular biology error-prevention sampling device of the application Sectional view；

From the figure 3, it may be seen that the outer sleeve 31 is equipped with multiple evenly distributed outer sleeve test tube sockets 311, the support Sleeve 32 is equipped with multiple multiple stop sleeve test tube sockets 321 corresponding with the outer sleeve test tube socket 311；Each institute The level height for stating outer sleeve test tube socket 311 is higher than the stop sleeve corresponding with the outer sleeve test tube socket 311 The level height of test tube socket 321；The corresponding outer sleeve test tube socket 311 and the stop sleeve test tube socket 321 The line of centres and horizontal plane between angle be 60 ° -80 °.

Further, one group of corresponding outer sleeve test tube socket 311 and the stop sleeve test tube socket 321 are corresponding One test tube, since the difference in height of the two prevents sample in test tube so that the test tube of insertion keeps nozzle direction towards lower top Or solvent overflows, stability declines when gradient is excessive, and when gradient is too small be easy to cause sample in rotary course or solvent It overflows, therefore preferred angle is 60 ° -80 ° in the present embodiment.

It referring to fig. 4, is outer sleeve test tube socket partial structurtes in a kind of molecular biology error-prevention sampling device of the application Schematic diagram；

It is that stop sleeve test tube socket is locally tied in a kind of molecular biology error-prevention sampling device of the application referring to Fig. 5 Structure schematic diagram；

By Fig. 4 and Fig. 5 it is found that the outer sleeve test tube socket 311 includes the first tilted cylindrical envelope face 3113, it is located at described the The first collar extension face 3111 and the first internal orifice face 3112 at one tilted cylindrical envelope face, 3113 both ends；First collar extension face 3111 is located at institute The outer wall of outer sleeve 31 is stated, first internal orifice face 3112 is located at the inner wall of the outer sleeve 31；First collar extension face 3111 Center of area height be higher than first internal orifice face 3112 center of area height；

The stop sleeve test tube socket 321 includes the second tilted cylindrical envelope face 3213, is located at second tilted cylindrical envelope face The second collar extension face 3211 and the second internal orifice face 3212 at 3213 both ends；Second collar extension face 3211 is located at the stop sleeve 32 Outer wall, second internal orifice face 3212 is located at the inner wall of the stop sleeve 32；The center of area in second collar extension face 3211 is high Degree is higher than the center of area height in second internal orifice face 3212；

The socket axis of the corresponding outer sleeve test tube socket 311 and the stop sleeve test tube socket 321 is overlapped.

Further, the socket direction of the outer sleeve test tube socket 311 and the stop sleeve test tube socket 321 is set It is set to consistent with the quasi- insertion direction of test tube, test tube insertion path can be made more accurate, designated position is quickly inserted into, increases device Service efficiency, meanwhile, it is inserted into and misplaces prevented also from test tube.

Optionally, described device further includes supporting beam 40, and the lower end of the supporting beam 40 is fixed on the pedestal 10, institute It states and is equipped with upper bearing (metal) 41 inside the upper end of supporting beam 40, the top of the rotation axis 20 and the upper bearing (metal) 41 are rotatablely connected.

Further, the upper bearing (metal) 41 is added above the rotation axis 20, can share the turnable test tube Seat 30 prevents certain side of turnable test tube flat 30 insertion test tube excessive, to described the pressure of the lower bearing 11 Rotation axis 20, which generates biggish torque, makes its deformation, increases the service life of device.

It is a kind of office of embodiment of inner sleeve in a kind of molecular biology error-prevention sampling device of the application referring to Fig. 6 Portion's structure chart；

Optionally, the inner sleeve 33 includes the elastic layer 332 positioned at the rigid layer 331 of internal layer and positioned at outer layer, described Rigid layer 331 is fitted closely with the elastic layer 332.In the present embodiment, the elastic layer 332 can provide the test tube of insertion slow Punching effect, occurs abrasion or damage when preventing test tube bottom from touching to 33 outer wall of inner sleeve, at the same to test tube provide support force and For frictional force to guarantee the stability of test tube, the material of the elastic layer 332 can choose rubber, sponge etc..

It is another embodiment of inner sleeve in a kind of molecular biology error-prevention sampling device of the application referring to Fig. 7 Partial structural diagram；

Optionally, 332 outer surface of elastic layer is equipped with multiple corresponding with the outer sleeve test tube socket 311 be in the charge of Chamber 333, the cylindrical surface 3331 for being in the charge of chamber 333 and including an arc surface 3332 and being connected with the arc surface 3332；Institute The radian for stating arc surface 3332 is consistent with 50 bottom radian of test tube, and the diameter on the cylindrical surface 3331 is greater than or equal to the test tube 50 diameter, the axis direction on the cylindrical surface 3331 are overlapped with the direction of insertion of the test tube 50.

Further, it is arranged on the elastic layer 332 and matches with 50 bottom shape of test tube and direction of insertion It is described to be in the charge of chamber 333, it on the one hand can enhance the stability of test tube, on the other hand test tube can also be made quickly to position, improved efficiency.

Optionally, the side of the outer sleeve test tube socket 311 is equipped with test tube label 312.

Further, the application method of the test tube label 312 may be configured as no less than two kinds, a kind of method are as follows: not Be inserted into before any test tube in advance by the test tube label 312 near each jack by certain rule mark at used various Sample ID searches out the socket insertion test tube of corresponding name location in use；There are also a kind of application methods are as follows: Before being tested, the test tube with a certain common trait that a certain column/a line will place only is set, then carries out testing again Cheng Zhong, label position while being inserted into a test tube in one side write down distinctive information, in such method, the test tube mark Label 312 should be changeable type, can be replaced according to different experiment contents, to guarantee to be used for multiple times.

From the above technical scheme, this application provides a kind of molecular biology error-prevention sampling device, including pedestal, Rotation axis and turnable test tube flat, wherein the base center is equipped with the lower bearing for being fixed on the pedestal；The rotation axis It is disposed vertically with the pedestal, one end of the rotation axis and the lower bearing are rotatablely connected；The rotation axis can described in The center of rotary type test tube flat；The top and bottom of the turnable test tube flat pass through respectively several connecting plates be fixed on it is described In rotation axis；The upper end of the rotation axis is equipped with swing handle.A kind of molecular biology provided by the present application is filled with error-prevention sampling It sets and is tiltedly inserted test tube by setting multilayer sleeve, space utilization rate is high, and is not damaged in guarantee test tube Under the premise of, it can be achieved that stabilization rapidly put and take.

Those skilled in the art are considering specification and after practicing utility model disclosed herein, will readily occur to practical Novel other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these Variations, uses, or adaptations follow the general principle of the utility model and including undocumented skills of the utility model Common knowledge or conventional techniques in art field.The description and examples are only to be considered as illustrative, the utility model True scope and spirit are indicated by the following claims.

It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right It asks to limit.

Claims (6)

1. a kind of molecular biology error-prevention sampling device, which is characterized in that the molecular biology error-prevention sampling device includes Pedestal (10), rotation axis (20) and turnable test tube flat (30), wherein

Pedestal (10) center is equipped with the lower bearing (11) for being fixed on the pedestal (10)；

The rotation axis (20) is disposed vertically with the pedestal (10), one end and the lower bearing (11) of the rotation axis (20) Rotation connection；

The rotation axis (20) passes through the center of the turnable test tube flat (30)；

The rotation axis is fixed on by several connecting plates (34) respectively in the top and bottom of the turnable test tube flat (30) (20) on；

The upper end of the rotation axis (20) is equipped with swing handle (21)；

The turnable test tube flat (30) includes the inner sleeve (33) being arranged from inside to outside, stop sleeve (32) and outer sleeve (31)；The axis of the inner sleeve (33), the stop sleeve (32) and the outer sleeve (31) is overlapped；

The outer sleeve (31) is equipped with multiple evenly distributed outer sleeve test tube sockets (311), on the stop sleeve (32) Equipped with multiple multiple stop sleeve test tube sockets (321) corresponding with outer sleeve test tube socket (311)；It is each described outer The level height of sleeve test tube socket (311) is higher than the stop sleeve corresponding with outer sleeve test tube socket (311) The level height of test tube socket (321)；The corresponding outer sleeve test tube socket (311) and the stop sleeve test tube socket (321) the angle between the line of centres and horizontal plane is 60 ° -80 °.

2. a kind of molecular biology error-prevention sampling device according to claim 1, which is characterized in that the outer sleeve examination Pipe socket (311) includes the first tilted cylindrical envelope face (3113), is located at outside the first of first tilted cylindrical envelope face (3113) both ends Mouth face (3111) and the first internal orifice face (3112)；First collar extension face (3111) is located at the outer wall of the outer sleeve (31), institute State the inner wall that the first internal orifice face (3112) is located at the outer sleeve (31)；The center of area height in first collar extension face (3111) is higher than The center of area height in first internal orifice face (3112)；

The stop sleeve test tube socket (321) includes the second tilted cylindrical envelope face (3213), is located at second tilted cylindrical envelope face (3213) the second collar extension face (3211) and the second internal orifice face (3212) at both ends；Second collar extension face (3211) is located at the branch The outer wall of support set cylinder (32), second internal orifice face (3212) are located at the inner wall of the stop sleeve (32)；Second collar extension The center of area height in face (3211) is higher than the center of area height in second internal orifice face (3212)；

The socket axis of the corresponding outer sleeve test tube socket (311) and the stop sleeve test tube socket (321) is overlapped.

3. a kind of molecular biology error-prevention sampling device according to claim 1, which is characterized in that described device is also wrapped It includes supporting beam (40), the lower end of the supporting beam (40) is fixed on the pedestal (10), in the upper end of the supporting beam (40) Portion is equipped with upper bearing (metal) (41), and the top and the upper bearing (metal) (41) of the rotation axis (20) are rotatablely connected.

4. a kind of molecular biology error-prevention sampling device according to claim 1, which is characterized in that the inner sleeve It (33) include the rigid layer (331) for being located at internal layer and the elastic layer (332) positioned at outer layer, the rigid layer (331) and the bullet Property layer (332) fits closely.

5. a kind of molecular biology error-prevention sampling device according to claim 4, which is characterized in that the elastic layer (332) outer surface be equipped with it is multiple it is corresponding with outer sleeve test tube socket (311) be in the charge of chamber (333), it is described to be in the charge of chamber (333) cylindrical surface (3331) for including an arc surface (3332) and being connected with the arc surface (3332)；The arc surface (3332) radian is consistent with test tube (50) bottom radian, and the diameter of the cylindrical surface (3331) is greater than or equal to the test tube (50) axis direction of diameter, the cylindrical surface (3331) is overlapped with the direction of insertion of the test tube (50).

6. a kind of molecular biology error-prevention sampling device according to claim 1, which is characterized in that the outer sleeve examination The side of pipe socket (311) is equipped with test tube label (312).