CN212236902U

CN212236902U - Reagent mixing stirring device and mixing container

Info

Publication number: CN212236902U
Application number: CN202020497411.7U
Authority: CN
Inventors: 王战争; 刘晓磊; 张慧丽; 张会刚; 冯秋梅; 张彩霞; 王水望
Original assignee: Zhengzhou Saitukang Biotechnology Co ltd
Current assignee: Zhengzhou Saitukang Biotechnology Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-12-29
Anticipated expiration: 2030-04-08

Abstract

The utility model relates to an experimental apparatus technical field, concretely relates to reagent mixing stirring device and mixing container. The reagent mixing and stirring device comprises a sealing cover, a crank, a stirring shaft and a stirring paddle, wherein a rocker of the crank penetrates through the sealing cover, the rocker comprises an upper rocker positioned above the sealing cover and a lower rocker positioned below the sealing cover, the lower rocker is connected with the stirring shaft, and the upper rocker is connected with a handle of the crank through a cross rod; the sealing cover is also provided with a through hole for penetrating a corresponding experimental instrument, and the stirring shaft is provided with a fixing structure which is opposite to the through hole up and down; the crank does not interfere with the experimental instrument inserted in the through hole during working. The reagent mixing and stirring device can solve the problem that a trace sample is not easy to mix uniformly in the prior art, and is particularly suitable for the condition that liquid reagents and solids or insoluble substances and the like need to be fully mixed.

Description

Reagent mixing stirring device and mixing container

Technical Field

The utility model relates to an experimental apparatus technical field, concretely relates to reagent mixing stirring device and mixing container.

Background

At present, the stirring devices commonly used in laboratories include mechanical stirring, magnetic stirring, and manual stirring using a stirring rod. However, when mixing of a small amount of sample is required, the above stirring methods all have certain disadvantages. The biological laboratory also can adopt the micropipettor to blow and beat in order to realize the purpose of certain stirring, but often efficiency is lower, and difficult mixing.

CN 208599633U discloses a hand-held type electric stirring rod and equipment thereof, and this hand-held type electric stirring rod can be used to the mixture of trace sample, and this hand-held type electric stirring rod includes that handle, axle, silica gel cover close agitating unit, and installs micro motor and battery in the handle, and the structure is complicated, and can not take a sample or add operations such as reagent at the in-process of motor stirring, and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reagent mixing stirring device to the problem of the difficult misce bene of trace sample among the solution prior art is particularly useful for the condition that needs carry out intensive mixing with liquid reagent and solid or insoluble etc..

The utility model also provides a mixing container.

The utility model discloses a reagent mixing stirring device adopts following technical scheme: a reagent mixing and stirring device comprises a sealing cover, a crank, a stirring shaft and a stirring paddle, wherein a rocker of the crank penetrates through the sealing cover, the rocker comprises an upper rocker positioned above the sealing cover and a lower rocker positioned below the sealing cover, the lower rocker is connected with the stirring shaft, and the upper rocker is connected with a handle of the crank through a cross rod; the sealing cover is also provided with a through hole for penetrating a corresponding experimental instrument, and the stirring shaft is provided with a fixing structure which is opposite to the through hole up and down; the crank does not interfere with the experimental instrument inserted in the through hole during working. The experimental apparatus includes, but is not limited to, a sampler, a thermometer, a reagent replenishing device or a through hole plug, and the like, and can be selected according to actual needs.

Preferably, the vertical height of the top end of the cross rod from the sealing cover is higher than the vertical height of the experimental instrument exceeding the sealing

The height of the lid. Through the setting, the cross rod of the crank can be effectively prevented from colliding with the experimental instrument in the rotating process, and the situation that the experimental instrument is damaged or the crank cannot normally rotate is avoided.

Preferably, the through hole is formed outside the radius range of the movement of the cross rod so as to prevent the handle of the crank from interfering with an experimental instrument inserted in the through hole in the rotating process.

Preferably, the fixed structure is provided with two stirring shafts which are symmetrically arranged by taking the stirring shafts as symmetrical axes. In the actual use process, the same or different experimental instruments can be penetrated in the through holes according to actual needs, so that the use mode is more flexible and convenient; and the fixed structure is symmetrically arranged, which is beneficial to maintaining the stability of the stirring shaft and the experimental instrument which is arranged in the fixed structure in a penetrating way.

Preferably, the fixing structure is cylindrical.

Preferably, the fixing structure is made of elastic rubber materials. Adopts a fixed structure made of elastic rubber material,

the installation and the taking out of the experimental instrument can be conveniently realized, and the experimental instrument can be fixed. According to actual needs, the rubber material with proper elasticity in the prior art is selected.

Preferably, the experimental apparatus is a sampler, and the sampler is a capillary or a rubber head dropper. By combining a sampler

Wear to adorn in the through-hole, can realize the sample of sample when the stirring, the sample is more even accurate.

Preferably, the stirring paddle is in a conical shape with a large top and a small bottom.

Preferably, the stirring paddle comprises a plurality of stirring rods, and the stirring rods are arranged at intervals.

A mixing container adopts the following technical scheme: a mixing container comprises a container and the reagent mixing and stirring device, wherein a sealing cover on the reagent mixing and stirring device covers an opening of the container.

The utility model has the advantages that: the utility model discloses a reagent mixing stirring device is convenient for mix trace sample

And is particularly useful where it is desired to mix a liquid with a solid or other insoluble material. Adopt the mode that crank and (mixing) shaft combine to realize the intensive mixing of reagent, uneven problem of exerting oneself when both can effectively avoiding manual stirring, also can in good time adjust the size of stirring power as required, prevent to cause unnecessary harm to sample or reagent. The through hole and the fixing structure can also play the role of carrying out other operations while stirring, and the use is more convenient.

The utility model discloses a reagent mixing stirring device can realize the sample to mixing the sample in the stirring, can effectively avoid the inhomogeneous deviation that causes of sample.

The utility model discloses a reagent mixing stirring device's laboratory glassware adopts the sampler, specifically can adopt capillary or straw to take a sample, and is more convenient.

Fixed knot constructs can the (mixing) shaft for the symmetry axis sets up a plurality ofly, helps carrying out multiple operation to the reagent that needs mix when the stirring.

The fixing structure is made of elastic rubber materials, and the object can be fixed conveniently through the elasticity of rubber.

The fixing structure is arranged to be cylindrical, so that objects needing to be fixed can be positioned and reinforced, and the influence on the normal operation of the stirring shaft due to falling off is prevented.

The stirring paddle is set to be in a cone shape with a large upper part and a small lower part, so that the stirring paddle is more convenient to use in containers with smaller bottom spaces such as centrifuge tubes and the like.

The stirring rake includes a plurality of puddlers, and the puddler interval sets up, helps improving stirring efficiency, reduces the shared space of stirring rake.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of an embodiment of a reagent mixing and stirring apparatus according to the present invention;

FIG. 2 is a schematic structural diagram of another embodiment of the reagent mixing and stirring device of the present invention;

FIG. 3 is a schematic structural diagram of a third embodiment of the reagent mixing and stirring device according to the present invention;

in the figure: 1. the sealing cover comprises a sealing cover, 21 parts of an upper rocker, 22 parts of a lower rocker, 23 parts of a cross rod, 24 parts of a handle, 3 parts of a stirring shaft, 4 parts of a stirring paddle, 41 parts of a stirring rod, 5 parts of a fixing structure and 6 parts of a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1, a reagent mixing and stirring device comprises a sealing cover 1, a crank, a stirring shaft 3 and a stirring paddle 4, wherein a rocker of the crank penetrates through the sealing cover 1, the rocker comprises an upper rocker 21 positioned above the sealing cover 1 and a lower rocker 22 positioned below the sealing cover 1, the lower rocker 22 is connected with the stirring shaft 3, and the upper rocker 21 is connected with a handle 24 of the crank through a cross rod 23; the sealing cover 1 is also provided with a through hole 6 for penetrating a corresponding experimental instrument, and the stirring shaft 3 is provided with a fixing structure 5 which is opposite to the through hole 6 up and down; the crank does not interfere with the experimental instrument inserted in the through hole 6 during the working process.

In order to achieve the purpose that the crank does not interfere with the experimental instrument inserted in the through hole 6 in the working process, at least one of the following methods can be selected: (1) make horizontal pole 23 apart from the sealed length that covers 1 of surpassing of laboratory glassware for the vertical height between 1 to avoid horizontal pole 23 to inserting the laboratory glassware of locating through-hole 6 department and causing the interference at the pivoted in-process of crank. (2) The through hole 6 is arranged outside the radius range of the movement of the cross rod 23 so as to avoid the interference of the cross rod 23 or the handle 24 of the crank on the experimental instrument inserted in the through hole 6 in the rotating process. The two methods can be selected according to the practical situation and the mutual position relation of the components, so that the relevant interference between the experimental instrument and the crank can be effectively avoided.

The experimental apparatus includes, but is not limited to, a sampler, a thermometer, a reagent replenishing device or a through hole plug, and the like, and can be selected according to actual needs. The diameter of the through hole 6 can be determined according to practical requirements, for example, when the reagent mixing and stirring device is used and a capillary tube is generally required to be inserted into the through hole 6, the diameter of the through hole 6 should be adapted to the size of the capillary tube.

The principle of the utility model is as follows: when needs stir reagent, rotate handle 24, under the drive of rocker (the theory of operation and the infrastructure of rocker are the same among the prior art, and here is no longer repeated) the (mixing) shaft 3 rotates, can realize the stirring to reagent, can effectively avoid because of the stirring that manual stirring arouses inhomogeneous, the stirring rod runs into the problem on the container wall easily. The specific structure of the sealing cover 1 can be selected according to the shape of the container for containing the reagent, so that the sealing of the container can be realized. For example, when stirring a reagent in a centrifuge tube, the sealing cap 1 may be sized to fit the tube opening of the centrifuge tube, and a sealing ring or the like may be integrally provided on the lower surface of the sealing cap 1 to achieve a better sealing effect. The through hole 6 can be provided with a thermometer, a reagent replenishing device, a communicating pipe or a sampling device and the like as required, and can also be a sealing plug for plugging the through hole and the like. Fixed knot constructs 5 can with the coaxial setting of through-hole 6, when fixed knot constructs 5 and the coaxial setting of through-hole 6, can play and insert the laboratory glassware of establishing in the through-hole 6, like the thermometer (can be used to monitor the temperature of mixing reagent among the stirring process), the reagent adds the device (for example, dropwise add funnel etc.), communicating pipe (can be used to under the circumstances of mixing the stirring, the reagent with the stirring is shifted away, be particularly useful for the condition that contains insoluble solid in the reagent, can guarantee the even of the sample of shifting out) or sampler etc. advance line location or assist fixed effect, prevent that it from droing and influence the normal work of (mixing) shaft 3 at the stirring in-process.

When the fixing structure 5 and the through hole 6 are coaxially arranged, the fixing structure can also play a role in conveniently adjusting the inserting depth of a thermometer, a reagent replenishing device, a communicating pipe or a sampling device and the like inserted in the through hole in the container. For example, when a fully mixed sample needs to be sampled, the sampler can be moved downward after being stirred uniformly, so that the sampling port of the sampler is in contact with the liquid level, and the sample of the uniformly stirred sample is sampled.

Example 2

On the basis of example 1, a capillary tube or a pipette (the function of sucking up a sample can be achieved by squeezing the end of the pipette) can be preferably used as a sampler. Make the thief hatch of capillary or straw not contact with the liquid level before the sample, need sample the messenger, make it along through-hole downstream through pressing, make thief hatch and misce bene's sample contact, can realize the sample.

Example 3

As shown in fig. 2, in embodiment 1 or 2, the fixing structure 5 may be provided with two (or more) symmetrically with the stirring shaft 3 as a symmetry axis, which not only helps to maintain the balance of the stirring shaft 3, but also can be provided with a plurality of samplers at the fixing structure 5 to ensure the uniformity of sampling, or can be provided with a thermometer, a sampler, etc. at the same time, so that various operations can be performed more conveniently under the condition that the stirring shaft 3 is working.

Example 4

As shown in fig. 3, the embodiment is different from embodiment 3 only in that the through hole 6 is disposed outside the movement radius range of the cross rod 23 and the handle 24, so as to avoid the interference of the crank with the laboratory instrument worn therein during the operation process, and further make the reagent mixing and stirring device of the present invention unable to work normally.

Example 5

In addition to embodiments 1 or 2 or 3 or 4, the fixing structure 5 may have various shapes such as a cylindrical shape (more effective in fixing) and a ring shape, so as to fix the article. The fixing structure 5 can be made of rubber materials with certain elasticity and strength and stable chemical properties, and is convenient to use. And under the condition that the stirring shaft 3 works, the reagent impacts and deforms a fixed structure made of a rubber material, so that the reagent is fully mixed. The fixed structure 5 can be directly connected with the stirring shaft 3 or connected with the stirring shaft through a connecting rod. The connecting rod is preferably made of an elastic material.

Example 6

On the basis of embodiment 1 or 2 or 3 or 4 or 5, the stirring paddle 4 can be set into a taper shape with a large top and a small bottom, so that when the reagent mixing and stirring device of the utility model is used for containers with smaller bottom spaces such as centrifuge tubes, the reagent can be fully stirred. Preferably, the stirring paddle 4 is composed of a plurality of stirring rods 41 arranged at intervals, and the gap between the stirring rods 41 can achieve the purpose of better stirring effect.

Example 7

A mixing container comprises a reagent mixing and stirring device (not described in detail herein) as described in any of embodiments 1-6 above and a container, wherein a sealing cover 1 covers an opening of the container.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A reagent mixing and stirring device is characterized by comprising a sealing cover, a crank, a stirring shaft and a stirring paddle, wherein a rocker of the crank penetrates through the sealing cover, the rocker comprises an upper rocker positioned above the sealing cover and a lower rocker positioned below the sealing cover, the lower rocker is connected with the stirring shaft, and the upper rocker is connected with a handle of the crank through a cross rod; the sealing cover is also provided with a through hole for penetrating a corresponding experimental instrument, and the stirring shaft is provided with a fixing structure which is opposite to the through hole up and down; the crank does not interfere with the experimental instrument inserted in the through hole during working.

2. The reagent mixing stirring device of claim 1, wherein the vertical height of the cross bar from the sealing cover is higher than the height of the laboratory instrument beyond the sealing cover.

3. The reagent mixing stirring device of claim 1, wherein the through hole is disposed outside a radius range of the movement of the cross bar to avoid interference of a handle of the crank with a laboratory instrument inserted in the through hole during rotation.

4. The reagent mixing stirring device of claim 1, wherein the fixing structure is provided with two fixing structures and is symmetrically arranged by taking the stirring shaft as a symmetry axis.

5. The reagent mixing agitator of claim 1, wherein the fixed structure is cylindrical.

6. The reagent mixing agitator of claim 1, wherein the fixed structure is made of an elastic rubber material.

7. The reagent mixing and stirring device of claim 1, wherein the laboratory instrument is a sampler, and the sampler is a capillary or a rubber-tipped dropper.

8. The reagent mixing stirring device of any one of claims 1 to 7, wherein the stirring paddle is tapered with a large top and a small bottom.

9. The reagent mixing agitator of claim 8, wherein the paddle comprises a plurality of agitator bars, the agitator bars being spaced apart.

10. A mixing container comprising a container and a reagent mixing and stirring device as claimed in any one of claims 1 to 9, wherein a sealing cover on the reagent mixing and stirring device covers an opening of the container.