CN215401546U - Device for loading pipette head - Google Patents

Abstract

The utility model discloses a device for loading a pipette head of a pipette, which comprises a shell, wherein a cavity is formed in the shell, two ends of the cavity respectively penetrate through the top and the bottom of the shell, the bottom of the cavity is detachably connected with a pipette head box, a motor is arranged on the outer side wall of the shell, an output shaft of the motor penetrates through the shell and is connected with a rotating rod, and a brush is arranged on the rotating rod; according to the technical problems, the automatic loading of the pipette tips is realized, the loading efficiency is increased, and the workload of scientific research personnel is reduced.

Description

Device for loading pipette head

Technical Field

The utility model relates to the technical field of packaging machinery, in particular to a device for loading a pipette head.

Background

The liquid transfer gun is a widely used experimental apparatus capable of quantitatively transferring liquid, and is mainly applied to clinical diagnosis laboratories, biotechnology laboratories, pharmaceutical and chemical laboratories, environmental laboratories, food laboratories and the like. At present, the gun head for loading the pipette still stays at the stage of manually loading the pipette box, the operation is long, the workload is large, and a great deal of time is wasted for scientific research and experimenters; therefore, a gun head device of an automatic loading pipette, which has a simple structure and high cost performance and can improve the loading efficiency, needs to be developed.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides a device for loading the pipette tip, which has the advantages of improving the loading efficiency and reducing the workload of scientific research personnel.

The technical scheme of the utility model is as follows:

the utility model provides a device of loading pipette rifle head, includes the casing, the inside of casing has the cavity, the top and the bottom of casing are run through respectively to the both ends of cavity, the bottom of cavity can be dismantled and be connected with the rifle head box, the lateral wall of casing is equipped with the motor, the output shaft of motor passes the casing and is connected with the bull stick, be equipped with the brush on the bull stick.

The working principle of the technical scheme is as follows:

when loading the rifle head, will need to load the rifle head box that the model rifle head corresponds and install in the bottom of cavity, the top that the rifle head passes through the cavity gets into the cavity, starter motor, the output shaft of motor drives the bull stick and rotates and then drive the brush and rotate, and the brush incessantly rotates and takes the rifle head that does not fall into rifle head box hole up, and in all rifle heads completely fell into the rifle head box, the stop motor took off the rifle head box, collect unnecessary rifle head can.

According to the technical problems, the automatic loading of the pipette tips is realized, the loading efficiency is increased, and the workload of scientific research personnel is reduced.

In a further technical scheme, the brush is provided with a through groove.

Through slots are provided through which the lance tip may pass during agitation.

In a further technical scheme, a funnel is arranged at the top of the cavity.

The funnel is arranged, so that the gun head can enter the cavity in order.

In a further technical scheme, the rotating rod is in a step shape.

Be the echelonment through the bull stick, when the bull stick was located the minimum, the brush hair of brush can support rifle head box for the brush can take the rifle head that does not fall into the rifle head box when rotatory.

In a further aspect, the housing is made of a transparent material.

The shell is made of transparent materials, so that the condition inside the shell can be observed conveniently.

The utility model has the beneficial effects that:

1. according to the technical problems, the automatic loading of the pipette tips is realized, the loading efficiency is increased, and the workload of scientific research personnel is reduced;

2. a through groove is arranged, and the gun head can penetrate through the through groove during stirring;

3. the funnel is arranged, so that the gun head can enter the cavity in order;

4. the rotating rod is in a step shape, and when the rotating rod is located at the lowest position, the brush hair of the brush can abut against the gun head box, so that the brush can bring the gun head which does not fall into the gun head box when rotating;

5. the shell is made of transparent materials, so that the condition inside the shell can be observed conveniently.

Drawings

FIG. 1 is a schematic overall structure diagram of a device for loading a pipette tip according to an embodiment of the utility model;

FIG. 2 is a schematic view of a brush according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a cartridge according to an embodiment of the present invention.

Description of reference numerals:

10. a housing; 11. a base; 12. a cavity; 13. a funnel; 20. a motor; 21. a rotating rod; 22. a brush; 23. a through groove; 30. a cartridge.

Detailed Description

The embodiments of the present invention will be further described with reference to the accompanying drawings.

Example (b):

as shown in fig. 1-3, a device for loading a pipette tip comprises a housing 10, a base 11 for raising the housing 10 is disposed at the bottom of the housing 10, the base 11 is composed of 4 supporting structures located at four corners of the bottom of the housing 10, a cavity 12 is disposed inside the housing 10, the cavity 12 is shaped like a circle and is convenient for stirring, two ends of the cavity 12 respectively penetrate through the top and the bottom of the housing 10, a hinged cover (not shown) for closing the cavity 12 is disposed at the top of the cavity 12, a tip box 30 is detachably connected to the bottom of the cavity 12 for facilitating removal and installation, the pipette tips of different specifications correspond to the tip boxes 30 of different specifications, a locking structure for locking the tip box 30 is disposed in the cavity 12, the locking structure is a common structure in the market, and the detailed structure of this embodiment is not described herein, the tip box 30 has a plurality of holes for loading the pipette tips, the distance between the adjacent holes is about 6mm-10mm, the outer side wall of the shell 10 is provided with a motor 20 (the motor 20 is provided with a speed reducer, not shown in the figure), an output shaft of the motor 20 penetrates through the shell 10 and is connected with a rotating rod 21, the rotating rod 21 is provided with a brush 22, the gap between the bristles of the brush 22 is equal to the gap between the holes of the gun head box 30, when in use, the gaps between the bristles of the brush 22 respectively correspond to the holes, and the brush 22 is detachably connected with the rotating rod 21, so that the brush 22 is convenient to mount and replace;

the device for loading the pipette tip in the embodiment is further provided with a PLC control system for controlling the operation of the device and an overload circuit protection device, wherein the PLC control system and the overload circuit protection device used in the embodiment can be realized by the same principle according to the prior art by the technical personnel in the field of control principles and circuit principles, and the part is not the technical scheme of the embodiment.

The working principle of the technical scheme is as follows:

when loading the gun heads, the gun head box 30 corresponding to the gun heads of the models to be loaded is installed at the bottom of the cavity 12, the gun heads enter the cavity 12 through the top of the cavity 12, the motor 20 is started, the output shaft of the motor 20 drives the rotating rod 21 to rotate so as to drive the brush 22 to rotate, the brush 22 rotates endlessly to take up the gun heads which do not fall into the holes of the gun head box 30 until all the gun heads fall into the gun head box 30 completely, the motor 20 is stopped, the gun head box 30 is taken down, and redundant gun heads are collected.

In the embodiment, by adopting the technical scheme, the automatic loading of the pipette tips is realized, the loading efficiency is increased, and the workload of scientific research personnel is reduced.

In another embodiment, as shown in fig. 2, the brush 22 is provided with a through slot 23.

In this embodiment, through slots 23 are provided through which the lance tip may pass during mixing.

In another embodiment, as shown in fig. 1, the top of the cavity 12 is provided with a funnel 13.

In this embodiment, the funnel 13 is arranged so that the lance tip can enter the cavity 12 in order.

In another embodiment, as shown in fig. 1, the rotating rod 21 is stepped.

In this embodiment, the rotating rod 21 is stepped, and when the rotating rod 21 is located at the lowest position, the bristles of the brush 22 can abut against the gun head box 30, so that the brush 22 can bring up the gun head which does not fall into the gun head box 30 when rotating.

In another embodiment, the housing 10 is made of a transparent material, which may be PMMA, PS, PC, or other common transparent plastics.

In this embodiment, the case 10 is made of a transparent material, so that the inside of the case 10 can be observed conveniently.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (5)

1. The device for loading the pipette head of the pipette comprises a shell and is characterized in that a cavity is formed in the shell, the two ends of the cavity penetrate through the top and the bottom of the shell respectively, a pipette head box is detachably connected to the bottom of the cavity, a motor is arranged on the outer side wall of the shell, an output shaft of the motor penetrates through the shell and is connected with a rotating rod, and a hairbrush is arranged on the rotating rod.

2. An apparatus according to claim 1, wherein the brush is provided with a through slot.

3. The device for loading a pipette tip of claim 1, wherein the top of the cavity is provided with a funnel.

4. The apparatus according to claim 1, wherein the rotating rod is stepped.

5. The apparatus for loading a pipette tip of claim 1, wherein the housing is made of a transparent material.

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