CN216677971U - Multi-tube blending instrument with automatic cover opening function - Google Patents

Abstract

The utility model discloses a multi-tube blending instrument with an automatic uncovering function, which comprises a base platform and a vibration platform arranged on the base platform; a vibration motor is arranged in the bottom table, and an output shaft of the vibration motor is connected with an eccentric vibration plate; the eccentric vibrating plate and the vibrating table are fixed to drive the vibrating table to vibrate; the bottom table is provided with an upright post and a pressing plate capable of moving up and down along the upright post, and a spongy cushion is arranged below the pressing plate; a test tube seat is arranged on the vibration table and can clamp a test tube; and the test tube seat can rotate along the axis thereof and drive the test tube to rotate, so that the test tube is separated from the test tube cap. The principle of the utility model is that the test tube holder is rotated to enable the test tube fixed in the test tube holder and the test tube cap to rotate relatively, so that the test tube cap is loosened from the test tube.

Description

Multi-tube blending instrument with automatic cover opening function

Technical Field

The utility model relates to a vortex mixing instrument, in particular to a multi-tube mixing instrument which can automatically open a test tube cover after mixing.

Background

The existing multi-tube vortex mixing instrument adopts a direct-current brushless motor and a microcomputer control technology. Unique knob mode of operation is simple easy-to-use, through changing the fixed sponge of different test tubes, can carry out the mixing to all kinds of test tubes commonly used and cultivate, is applicable to fields such as biotechnology, microbiology and medical analysis.

Multitube vortex mixing appearance fixes spacingly through the sponge cushion of trompil to the test tube lower extreme, however because trompil aperture is unchangeable on the sponge cushion, every sponge cushion can only correspond the test tube that is applicable to a certain pipe diameter specification, consequently every test tube of using a splendid attire sample that trades needs the dismouting to trade a sponge cushion promptly, not only use cost is high, and the dismouting process is also very loaded down with trivial details. In addition, for the detection of new crown nucleic acid, in order to improve the tightness, the test tube and the test tube cover are connected by threads, so that the test tube cover is manually opened after the uniform mixing is finished, and the complexity of the operation is increased.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a multi-tube mixing instrument with an automatic uncovering function, which can automatically open a test tube and a test tube cover which are matched with each other through threads after mixing.

In order to solve the technical problems, the technical scheme of the utility model is to adopt a multi-tube blending instrument with an automatic uncovering function, which comprises a bottom platform and a vibrating platform arranged on the bottom platform; a vibration motor is arranged in the bottom table, and an output shaft of the vibration motor is connected with an eccentric vibration plate; the eccentric vibrating plate and the vibrating table are fixed to drive the vibrating table to vibrate; the bottom table is provided with an upright post and a pressing plate capable of moving up and down along the upright post, and a spongy cushion is arranged below the pressing plate; a test tube seat is arranged on the vibration table and can clamp a test tube; and the test tube seat can be rotatory and drive the test tube rotation along its axis for the test tube breaks away from with the test tube cap. The principle of the utility model is that the test tube holder is rotated to enable the test tube fixed in the test tube holder and the test tube cap to rotate relatively, so that the test tube cap is loosened from the test tube.

As an improvement, the test tube seat comprises a seat body, wherein a supporting table capable of sliding up and down along the seat body is arranged in the seat body; a return spring is arranged between the supporting table and the seat body; still include a plurality of clamping jaws of being connected with the supporting station, the clamping jaw includes the underarm that outwards expands and the upper arm that inwards gathers together, swing joint between underarm and the supporting station. The self-locking test tube seat only needs the pressing plate to press the test tube tightly so as to lock the test tube in the test tube seat, and other extra power is not needed to automatically clamp the test tube.

As a further improvement, the clamping jaws are 4 evenly distributed along the circumference, so that the clamping force of the clamping jaws is improved.

As another further improvement, an anti-slip rubber layer is laid at the contact part of the end part of the clamping jaw and the test tube. Further improving the clamping force.

As an improvement, a rotating rod is arranged at the bottom of the test tube seat, and a driven gear is fixedly sleeved on the rotating rod; the driving gear is meshed with the driven gear, and the rotating motor is used for driving the driving gear to rotate. The test tube seat is driven to rotate by the motor, so that the aim of relative rotation of the test tube and the test tube cap is fulfilled.

As an improvement, the chain wheel is coaxial with the driving gear; all test tube seats drive the chain wheel to move synchronously by using chains. Only one rotating motor is needed to drive a plurality of test tube seats to rotate, and the redundancy of the equipment is reduced.

As an improvement, the upright post is a screw rod and also comprises a threaded sleeve in threaded fit with the screw rod; the left screw rod and the right screw rod are provided, and the pressing plate is respectively connected with the two thread sleeves; the lifting motor is used for driving the screw rod to rotate. The lifting motor drives the pressing plate to automatically lift.

As an improvement, the mixing device also comprises a shell for shielding the multi-tube mixing instrument. Avoid impurities such as dust to enter, also avoid the unexpected leakage that takes place when mixing.

The utility model has the advantages that: the multi-tube blending instrument with the structure firstly adopts the self-locking test tube seat to clamp the test tube, so that the test tubes of various specifications can be applicable without replacing the test tube seat. And the clamping of the test tube is automatically carried out when the test tube is pressed, and no additional clamping power is needed, and the more tightly the pressing plate is pressed, the more tightly the test tube is automatically clamped. After the mixing finishes, make to produce relative rotation between test tube and the test tube cap through rotatory test tube seat, because test tube cap and test tube are threaded connection, the two will drop automatically after the relative motion of direction adaptation takes place, and need not the manual test tube lid of operator and loosen, alleviateed operator's intensity of labour greatly.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a cross-sectional view of a test tube holder.

FIG. 3 is a schematic diagram of a structure in which a plurality of test tube holders rotate synchronously.

The labels in the figure are: 1, 2, 3, 4, 5, 6 and 6, 7, 9, 10 and 11 parts of a base platform, a vibration platform, a pressure plate, a spongy cushion, an upright post, a screw sleeve, a lifting motor, a test tube seat, an eccentric vibration plate and a vibration motor;

81 seat body, 82 supporting table, 83 clamping jaws, 84 return spring, 85 rotating rod, 86 driven gear, 87 driving gear, 88 chain wheel, 89 rotating motor and 810 chain.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments in order to make those skilled in the art better understand the technical solutions of the present invention.

As shown in fig. 1, 2, 3, the present invention includes a base table 1 and a vibration table 2 disposed on the base table 1; a vibration motor 10 is arranged in the bottom table 1, and an output shaft of the vibration motor 10 is connected with an eccentric vibration plate 9; the eccentric vibrating plate 9 and the vibrating table 2 are fixed to drive the vibrating table 2 to vibrate; the base table 1 is provided with an upright post 5 and a pressing plate 3 capable of moving up and down along the upright post 5, and a sponge cushion 4 is arranged below the pressing plate 3; a test tube seat 8 is arranged on the vibration table 2, and the test tube seat 8 can clamp the test tube 100; and the test tube seat 8 can rotate along the axis thereof and drive the test tube 100 to rotate, so that the test tube 100 is separated from the test tube cap 101. The pressing plate 3 is used for pressing the test tube 100 in the test tube seat 8, and the spongy cushion 4 is used for buffering when being pressed, and can generate larger friction force with the test tube cap 101 to ensure that the test tube cap 101 keeps still when the test tube 100 rotates.

Specifically, the test tube seat 8 comprises a seat body 81, and a supporting table 82 capable of sliding up and down along the seat body 81 is arranged in the seat body 81; a return spring 84 is arranged between the supporting platform 82 and the seat body 81; still include a plurality of clamping jaws 83 of being connected with supporting station 82, clamping jaw 83 includes the underarm that outwards expands and the upper arm that inwards gathers together, swing joint between underarm and the supporting station 82. In addition, the clamping jaws can also be connected with the supporting platform 82 in a spring sheet mode, and the clamping jaws 83 can be driven to fold and clamp when the supporting platform 82 descends. In this embodiment, the number of the clamping jaws 83 is 4, and the contact part between the end of the clamping jaw 83 and the test tube 100 is provided with an anti-slip rubber layer. In addition, the top end of the supporting table 82 is provided with a spherical groove which is matched with the shape of the bottom of the test tube 100.

When the test tube 100 is inserted into the test tube holder 8, the pressure plate 3 presses the test tube 100, and the test tube 100 pushes the supporting table 82 to sink, and the clamping jaws 83 on the supporting table 82 also descend. Because the lower arms of the clamping jaws 83 are expanded outwards, the lower arms are contracted under the action of the seat body 81 in the descending process, so that the upper arms are also driven to be contracted to clamp the test tube 100.

A rotating rod 85 is arranged at the bottom of the test tube seat 8, and a driven gear 86 is fixedly sleeved on the rotating rod 85; the device also comprises a driving gear 87 meshed with the driven gear 86 and a rotating motor 89 used for driving the driving gear 87 to rotate. The test tube holders 8 are connected to the vibration table 2 by bearings so that the test tube holders 8 can rotate, and therefore the rotating motor 89 drives the driven gear 86 to rotate by the driving gear 87, and the test tube holders 8 also rotate accordingly. And the frictional force between the test tube cover 101 and the spongy cushion 4 is very big, so that the test tube cover 101 can not rotate, and the screw threads between the test tube cover 101 and the spongy cushion are loosened to achieve the purpose of opening the cover when the test tube 100 rotates.

Because the utility model has a plurality of test tube seats 8, in order to make a plurality of test tube seats 8 rotate synchronously, each driving gear 87 has a chain wheel 88 which is coaxial with the driving gear, all the chain wheels 88 rotate synchronously by using a chain 810, and thus only one rotating motor 89 is needed to drive all the test tube seats 8 to rotate.

The upright post 5 is a screw rod and also comprises a threaded sleeve 6 in threaded fit with the screw rod; the screw rods are arranged on the left and right, and the pressing plate 3 is respectively connected with the two thread sleeves 6; and the lifting motor 7 is used for driving the screw rod to rotate. The two upright posts 5 can also synchronously rotate in a chain wheel and chain mode.

In addition, in order to avoid the entry of impurities such as dust and the like and the accidental leakage during blending, a shell 11 for shielding the multi-tube blending instrument can be arranged.

When the test tube cap 101 is used, the test tube 100 covered with the test tube cap 101 is placed in the test tube holder 8, and then the pressing plate 3 is driven to descend to press the test tube 100 tightly. The lowering of the test tube 100 brings the jaws 83 to automatically grip it. Utilize vibrating motor 10 to drive 2 vibrations of shaking table and accomplish the mixing, start rotating electrical machines 89 and drive the test tube seat 8 and rotate after the mixing finishes, also rotate thereupon with the test tube 100 that test tube seat 8 is fixed, and test tube lid 101 does not take place rotatoryly under the effect of foam-rubber cushion 4 to make test tube lid 101 unscrew.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.

Claims (8)

1. A multi-tube blending instrument with an automatic cover opening function comprises a bottom platform and a vibration platform arranged on the bottom platform; a vibration motor is arranged in the bottom table, and an output shaft of the vibration motor is connected with an eccentric vibration plate; the eccentric vibrating plate and the vibrating table are fixed to drive the vibrating table to vibrate; the bottom table is provided with an upright post and a pressing plate capable of moving up and down along the upright post, and a spongy cushion is arranged below the pressing plate; be provided with the test tube seat on the shaking table, its characterized in that: the test tube seat can clamp the test tube; and the test tube seat can be rotatory and drive the test tube rotation along its axis for the test tube breaks away from with the test tube cap.

2. The multi-tube blending instrument with the automatic uncovering function according to claim 1, and is characterized in that: the test tube seat comprises a seat body, and a supporting table capable of sliding up and down along the seat body is arranged in the seat body; a return spring is arranged between the supporting table and the seat body; still include a plurality of clamping jaws of being connected with the supporting station, the clamping jaw includes the underarm that outwards expands and the upper arm that inwards gathers together, swing joint between underarm and the supporting station.

3. The multi-tube blending instrument with the automatic uncovering function according to claim 2, and is characterized in that: the clamping jaws are 4 which are uniformly distributed along the circumference.

4. A multi-tube blending machine with an automatic uncovering function according to claim 2, and is characterized in that: and an anti-slip rubber layer is laid at the contact part of the end part of the clamping jaw and the test tube.

5. The multi-tube blending instrument with the automatic uncovering function according to claim 1, and is characterized in that: a rotating rod is arranged at the bottom of the test tube seat, and a driven gear is fixedly sleeved on the rotating rod; the driving gear is meshed with the driven gear, and the rotating motor is used for driving the driving gear to rotate.

6. The multi-tube blending instrument with the automatic uncovering function according to claim 5, and is characterized in that: the chain wheel is coaxial with the driving gear; all test tube seats drive the chain wheel to move synchronously by using chains.

7. The multi-tube blending instrument with the automatic uncovering function according to claim 1, and is characterized in that: the upright post is a screw rod and also comprises a threaded sleeve in threaded fit with the screw rod; the left screw rod and the right screw rod are provided, and the pressing plate is respectively connected with the two thread sleeves; the lifting motor is used for driving the screw rod to rotate.

8. A multi-tube blending machine with an automatic uncovering function according to claim 1, and is characterized in that: the mixing device also comprises a shell for shielding the multi-tube mixing instrument.

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