CN215139278U

CN215139278U - Constant temperature oscillation mixing instrument

Info

Publication number: CN215139278U
Application number: CN202121514885.9U
Authority: CN
Inventors: 白雪嵩; 徐佳炜; 王磊; 应清界; 王智宏
Original assignee: Ningbo Qitian Gene Biological Technology Co ltd
Current assignee: Ningbo Qitian Gene Biological Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-12-14
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a constant temperature oscillation mixing instrument, which relates to the field of biological experiment equipment and comprises a thermostat, wherein a test tube mounting seat is arranged in the thermostat, the test tube mounting seat comprises a center seat arranged in the center and a plurality of elastic arms, one end of each elastic arm is fixedly connected with the center seat, the other end of each elastic arm is provided with a test tube rack, the bottom of the center seat is fixedly provided with an elastic seat, the bottom of the thermostat is provided with a vertical through hole, a rotating shaft is driven to rotate by a driving device and passes through the through hole from the lower part to be fixedly connected with the elastic seat; the elastic seat is an elastic element with grooves formed in the top and the bottom, the groove in the top is clamped in the protrusion in the bottom of the central seat, and the groove in the bottom is clamped in the top of the rotating shaft. The utility model discloses a set up the elastic seat between pivot and center seat, when the pivot was rotatory, the deformation took place for the elastic seat, when rotation rate changed, made the in vitro liquid take place to oscillate in all directions, was the abundant mixing of in vitro liquid.

Description

Constant temperature oscillation mixing instrument

Technical Field

The utility model relates to a biological assay equipment field especially relates to a constant temperature oscillation mixing appearance.

Background

Constant temperature oscillation blending appearance is an automatic all-in-one, and it can solve mixing, oscillation, centrifugation, the homothermal problem of test tube in the biological assay, not only can reduce experiment operation step, improves experimental efficiency, also can reduce instrument quantity, reduces test cost. Chinese utility model patent as publication No. CN207856808U discloses a constant temperature oscillation mixing appearance, it is through setting up the elastic arm in central pivot to set up the test tube mounting bracket at the elastic arm other end, and set up the elastic arm in the constant temperature cell body, utilize the centrifugal force that produces when rotating, combine inverter motor to change the rotational speed and make liquid produce the oscillation in the test tube, in order to reach mixing, oscillation, centrifugation, the integrative effect of constant temperature.

However, the constant-temperature oscillation blending instrument mainly depends on changing the rotating speed of the motor and changing the effective radius of the elasticity ratio by inertia, so that the liquid in the test tube oscillates, but the unidirectional oscillation blending degree is limited, and the requirement can not be met in some occasions with high blending requirement.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model aims at providing a mixing degree is higher, and the constant temperature oscillation mixing appearance that the structure is simple relatively, and above-mentioned technical purpose is realized through following technical scheme:

the constant-temperature oscillation blending instrument comprises a constant-temperature box, wherein a test tube mounting seat is arranged in the constant-temperature box, the test tube mounting seat comprises a center seat and a plurality of elastic arms, the center seat is arranged in the center, one end of each elastic arm is fixedly connected to the center seat, the other end of each elastic arm is provided with a test tube rack, the bottom of the center seat is fixedly provided with an elastic seat, the bottom of the constant-temperature box is provided with a vertical through hole, and a rotating shaft is driven to rotate by a driving device and penetrates through the through hole from the lower part to be fixedly connected with the elastic seat;

the elastic seat is an elastic element with grooves formed in the top and the bottom, the groove in the top is clamped in the protrusion in the bottom of the central seat, and the groove in the bottom is clamped in the top of the rotating shaft. Further: the top of the center seat is fixedly provided with a screw, a marking disc is sleeved outside the screw, the top of the screw is in threaded connection with a locking nut, and the marking disc is fixed between the center seat and the locking nut.

Further: and a plurality of marking lines are arranged on the marking disc, and each marking line corresponds to each test tube rack.

Further: the driving device is a variable frequency motor.

Further: the constant temperature box is characterized by further comprising a shell, the driving device is arranged on the inner bottom surface of the shell, and the constant temperature box is fixed to the top and/or the side wall of the shell through positioning screws.

Further: the bottom of the constant temperature box is fixed on the inner bottom surface of the shell or the top of the driving device through a supporting rod.

Further: each test tube rack comprises two adjacent and parallel test tube holes, and the test tube holes are obliquely arranged.

Further: each marking line on the marking disc corresponds to each test tube hole one by one.

The utility model has the advantages that: the elastic seat is arranged between the rotating shaft and the central seat, when the rotating shaft rotates, the elastic seat can stretch out and draw back in the vertical direction or slightly shake in the horizontal direction or the oblique direction, the oscillation degree is enhanced, particularly, when the rotating speed changes, the centrifugal force changes to promote the elastic seat to deform under stress, and when the rotating speed tends to be stable again, the liquid in the test tube oscillates and is intensified, so that the uniform mixing degree is higher;

the top of the central seat is provided with a marking disc corresponding to the test tube in each test tube hole, so that the test tubes are not confused;

each test-tube rack sets up two test-tube holes, and the test tube mixing degree in these two test-tube holes is the closest, when needs high accuracy control variable, can put two test tubes that need the contrast in two test-tube holes in same test-tube rack, and the experiment effect is better.

Drawings

Fig. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of the structure of the test tube holder.

In the figure, 1, an incubator; 2. a center seat; 21. a resilient arm; 22. a test tube rack; 221. a test tube hole; 3. an elastic seat; 4. a rotating shaft; 5. a marking disk; 6. locking the nut; 7. a housing; 8. a support rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a constant temperature oscillation blending appearance, including thermostated container 1, the thermostated container sets up the test tube mount pad in 1, and the test tube mount pad is including setting up in center seat 2 and many elastic arms 21 at the center, and the preferred scheme is that many elasticity are than 21 and all take the slope a little to produce enough centrifugal force when guaranteeing to rotate and make elastic seat 3 take place deformation, and every elastic arm 21 one end links firmly in center seat 2, and test-tube rack 22 is installed to the other end, 2 bottoms in center seat have set firmly elastic seat 3, and elastic seat 3 is the elastic element of material such as rubber, vertical through-hole is seted up to 1 bottom of thermostated container, and pivot 4 is rotatory and pass the through-hole by the drive arrangement drive and by the below with elastic seat 3 links firmly. In this embodiment, bottom drive arrangement is inverter motor, and 4 when rotatory, drive elastic seat 3 rotations to drive top center seat 2 and rotate, in addition, 4 outsides in pivot set up support piece, and support piece sets up in the through-hole, in order to improve device stability. In some embodiments, the supporting member is fixedly arranged in the through hole, the rotating shaft 4 rotates in the supporting member, the supporting member plays a role in stabilizing, and the top of the rotating shaft 4 is fixedly connected with the elastic seat 3; in other embodiments, the rotating shaft 4 includes a central rotating shaft protruding from the top and an external supporting member, the bottom of the elastic seat is provided with a groove, the groove is sleeved on the protruding rotating shaft and is fixedly disposed on the top of the supporting member, and the supporting member plays a role in increasing the connection stability.

As shown in fig. 2, a screw (not shown) is fixedly disposed at the top of the central seat 2, a marking plate 5 is sleeved outside the screw, a locking nut 6 is connected to the top of the screw through a thread, and the marking plate 5 is fixed between the central seat 2 and the locking nut 6. Be equipped with many mark lines on the mark dish 5, every mark line and each the test-tube rack 22 is corresponding, so mark dish 5 is followed the rotation of bullet arm 21, and the mark line is corresponding with test-tube rack 22 all the time, guarantees that the test tube is difficult for obscuring.

As shown in figure 1, the outer part of the device is provided with a shell 7, which not only has the functions of beauty and safety, but also plays a certain role of dust prevention and heat insulation, and ensures the constant temperature in the constant temperature box. The variable frequency motor is arranged on the inner bottom surface of the shell 7, and the constant temperature box 1 is fixed on the top and/or the side wall of the shell 7 through a positioning screw. It should be noted that in the present embodiment, the heating element of oven 1 is disposed on the side wall of the oven, and the side wall of the heating element is not in direct contact with the side wall of housing 7, so as to form an air insulation layer between housing 7 and oven 1, thereby ensuring a constant temperature environment in oven 1.

Further, thermostat 1 bottom is fixed in through bracing piece 8 the interior bottom surface of shell 7 or drive arrangement's top, at bottom erection bracing piece 8 to further guarantee the stability of thermostat, in order to prevent that the set screw who rocks, jolts etc. and cause is not hard up in use or transportation, influences product quality.

As shown in fig. 2, every test-tube rack 22 includes two adjacent and parallel test tube holes 221 of seting up, and test tube hole 221 slopes to set up, in order to guarantee centrifugal force better, and two test tubes in same test-tube rack 22, its mixing degree is closest, when convenient needs controlled variable, arrange a set of test tube that needs the contrast in two test tube holes 221 in same test-tube rack 22, in order to improve experimental quality, at this moment, the mark line on the mark dish 5 respectively with each test tube hole one-to-one, so guaranteed that each test tube all can be marked, avoid obscuring the experiment test tube.

When this device starts, it is rotatory that pivot 4 drives the top test tube mount pad, produce centrifugal force, centrifugal force makes elastic deformation (mainly be vertical direction) take place for elastic seat 3, when 4 rotational speeds of pivot change, elastic deformation volume of elastic seat 3 also corresponds the change, tend to stable back once more, the oscillation of the vertical direction of in vitro liquid production, the horizontal direction's that produces oscillation interact with the rotational speed change of itself, make the liquid mixing degree in the test tube higher, satisfy some occasions that require high to the mixing.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Constant temperature oscillation blending appearance, including thermostated container (1), its characterized in that: a test tube mounting seat is arranged in the incubator (1), the test tube mounting seat comprises a center seat (2) and a plurality of elastic arms (21), the center seat (2) is arranged in the center, one end of each elastic arm (21) is fixedly connected with the center seat (2), a test tube rack (22) is arranged at the other end of each elastic arm, an elastic seat (3) is fixedly arranged at the bottom of the center seat (2), a vertical through hole is formed in the bottom of the incubator (1), and a rotating shaft (4) is driven to rotate by a driving device and penetrates through the through hole from the lower part to be fixedly connected with the elastic seat (3);

the elastic seat (3) is an elastic element with grooves formed in the top and the bottom, the groove in the top is clamped in the protrusion in the bottom of the central seat (2), and the groove in the bottom is clamped in the top of the rotating shaft (4).

2. The constant-temperature oscillation blending instrument according to claim 1, which is characterized in that: the top of the central seat (2) is fixedly provided with a screw, the outside of the screw is sleeved with a mark disc (5), the top of the screw is in threaded connection with a locking nut (6), and the mark disc (5) is fixed between the central seat (2) and the locking nut (6).

3. The constant-temperature oscillation blending instrument according to claim 2, characterized in that: and a plurality of marking lines are arranged on the marking disc (5), and each marking line corresponds to each test tube rack (22).

4. The constant-temperature oscillation blending instrument according to claim 1, which is characterized in that: the driving device is a variable frequency motor.

5. The constant-temperature oscillation blending instrument according to claim 1, which is characterized in that: the constant temperature box is characterized by further comprising a shell (7), the driving device is arranged on the inner bottom surface of the shell (7), and the constant temperature box (1) is fixed to the top and/or the side wall of the shell (7) through positioning screws.

6. The constant-temperature oscillation blending instrument according to claim 5, characterized in that: the bottom of the constant temperature box (1) is fixed on the inner bottom surface of the shell (7) or the top of the driving device through a supporting rod (8).

7. The constant-temperature oscillation blending instrument according to claim 2, characterized in that: each test tube rack (22) comprises two adjacent and parallel test tube holes (221), and the test tube holes (221) are obliquely formed.

8. The constant-temperature oscillation blending instrument according to claim 7, which is characterized in that: the marking disc (5) is provided with a plurality of marking lines, and each marking line corresponds to each test tube hole (221) one by one.