CN208116292U - Pipette washer-drier - Google Patents

Abstract

The utility model discloses a kind of pipette washer-driers, batch pipette can be cleaned, tap water cleaning is pumped by water service pump, organic solvent cleaning is pumped by organic solvent, spray tube may make washing lotion to be uniformly sprayed onto each position of pipette, liquid in slot is made to generate countless slight vacuum bubbles and explosion by supersonic generator, to realize that depth is cleaned, pipette is dried by forced air drying fan, entire cleaning process ultrahigh in efficiency, solves and cleans the problems such as difficult, drying time is long in pipette routine experimentation.

Description

Pipette washer and dryer

technical field

The utility model belongs to pipette cleaning equipment, in particular relates to a pipette cleaning and drying machine, which is used for daily batch cleaning and drying of pipettes.

Background technique

A pipette is a measuring device used to accurately pipette a certain volume of solution. It belongs to a measuring instrument and is only used to measure the volume of the solution it emits. It is a long and thin glass tube with an enlarged part in the middle. It is pointed and has a marking line engraved on the neck of the upper end, which is the mark of the exact volume to be removed. Most of the existing pipettes are cleaned manually by washing the ear balls. Not only is the process slow and the effect is poor, but also the artificial cleaning is likely to cause damage to the tip and tail of the pipette, which makes the overall efficiency very low. ; Some pipettes are cleaned by cleaning equipment, but most of the current cleaning equipment generally only has a simple washing structure, so that the cleaning efficiency is still low.

Utility model content

The purpose of this utility model is to provide a pipette cleaning and drying machine in order to solve the above problems.

The utility model realizes above-mentioned purpose through following technical scheme:

A pipette washing and drying machine, comprising:

A pipette cleaning tank, the bottom of which is provided with a drain, and the drain is provided with a drain valve;

A blast drying fan, the blast drying fan is installed at the notch of the pipette cleaning tank through a detachable connection structure, and the air outlet is downward;

A spray pipe, the spray pipe is installed in the pipette cleaning tank through a detachable connection structure and is located below the blast drying fan, it is provided with an upward tap water inlet, an upward organic solvent inlet and a number of downwardly facing liquid discharge ports;

A pipette holder, the pipette holder is installed in the pipette cleaning tank and is located directly below the spray pipe;

a pipette support net, the pipette support net is installed in the pipette cleaning tank and located directly below the pipette holder;

an ultrasonic generator, the ultrasonic generator is installed in the pipette cleaning tank and is located below the pipette support net;

An organic solvent pump, the outlet of the organic solvent pump communicates with the organic solvent inlet of the spray pipe, and the inlet is provided with an organic solvent inlet pipe;

A tap water pump, the outlet of the tap water pump communicates with the tap water inlet of the spray pipe, and the inlet is provided with a tap water inlet pipe.

As a technical solution selected by this patent, a transparent observation window is provided on the side wall of the pipette cleaning tank.

As a technical solution selected by this patent, the blow drying fan and the pipette cleaning tank are detachable connection structures fixed by an elastic clamping mechanism.

As a technical solution selected by this patent, the pipette cleaning tank is a circular tank, and the spray pipe is composed of an annular pipe and several straight pipes located inside the annular pipe, and the straight pipes are connected alternately. And form a network structure, the annular pipe communicates with the straight pipe, the annular pipe and the straight pipe are provided with a number of liquid spray ports, the tap water inlet and the organic solvent inlet are arranged in the on the ring tube.

As a technical solution selected by this patent, one liquid spray port is provided at each staggered position of the straight pipes.

As a technical solution selected by this patent, the spray pipe and the pipette cleaning tank are detachable connection structures fixed by an elastic clamping mechanism.

As a technical solution selected by this patent, there are two pipette holders arranged sequentially from top to bottom. The pipette holder is a plate-shaped structure with several pipette holes. The pipette sleeve holes are through holes, and the pipette sleeve holes of the two pipette holders are in one-to-one correspondence.

As a technical solution selected by this patent, the electronic control switch of the ultrasonic generator protrudes from the outer wall of the pipette cleaning tank.

Compared with the prior art, the utility model has the following beneficial effects:

The pipette cleaning and drying machine can clean the pipettes in batches. The tap water is pumped into the pipette for cleaning, and the organic solvent is pumped into the organic solvent for cleaning. In one position, the ultrasonic generator makes the liquid in the tank generate countless tiny vacuum bubbles and explodes to realize deep cleaning, and the pipette is dried by the blast drying fan. Difficult cleaning, long drying time and other problems.

Description of drawings

Fig. 1 is the schematic diagram of the main structure of the pipette cleaning and drying machine described in the utility model;

Fig. 2 is the bottom view diagram of the spray pipe described in the utility model;

Fig. 3 is the structural representation of pipette holder described in the utility model;

In the above drawings, the names of components corresponding to the reference signs are as follows:

1-Blast drying fan, 2-Spray tube, 3-Pipette holder, 4-Pipette support net, 5-Drain valve, 6-Drain outlet, 7-Pipette holder, 8-Organic Solvent inlet tube, 9-organic solvent pump, 10-ultrasonic generator, 11-electronic control switch, 12-tap water pump, 13-tap water inlet tube, 14-pipette cleaning tank, 15-pipetet sleeve, 21 -straight pipe, 22-circular pipe, 23-spray nozzle.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

Shown in conjunction with Fig. 1, Fig. 2 and Fig. 3, the utility model comprises the following structures:

Pipette cleaning tank 14, the bottom of which is provided with a drain 6, and the drain 6 is provided with a drain valve 5;

Blast drying fan 1, the blast drying fan 1 is installed at the notch of the pipette cleaning tank 14 through a detachable connection structure, and the air outlet is facing downward;

The spray pipe 2, the spray pipe 2 is installed in the pipette cleaning tank 14 through a detachable connection structure and is located below the blast drying fan 1, and it is provided with an upward tap water inlet, an upward organic solvent inlet and a plurality of downwardly facing liquid spray ports 23;

Pipette holder, the pipette holder is installed in the pipette cleaning tank 14, and is located directly below the spray pipe 2;

The pipette support net 4, the pipette support net 4 is installed in the pipette cleaning tank 14 and is located directly below the pipette holder;

The ultrasonic generator 10, the ultrasonic generator 10 is installed in the pipette cleaning tank 14 and is positioned under the pipette support net 4;

An organic solvent pump 9, the outlet of the organic solvent pump 9 communicates with the organic solvent inlet of the spray pipe 2, and the inlet is provided with an organic solvent inlet pipe 8;

The tap water pump 12, the outlet of the tap water pump 12 communicates with the tap water inlet of the spray pipe 2, and the tap water inlet pipe 13 is arranged at the inlet.

As a technical solution selected by this patent, the side wall of the pipette cleaning tank 14 is provided with a transparent observation window, so as to facilitate observation of the liquid level in the pipette cleaning tank 14 and the cleaning condition of the pipette.

As a technical solution selected by this patent, there is a detachable connection structure fixed by an elastic clamping mechanism between the blast drying fan 1 and the pipette cleaning tank 14, and the connection structure is very convenient for disassembly and assembly.

As a technical solution selected by this patent, the pipette cleaning tank 14 is a circular tank, and the spray pipe 2 is composed of an annular pipe 22 and several straight pipes 21 located inside the annular pipe 22, and the straight pipes 21 are connected alternately. And form a network structure, the annular pipe 22 is connected with the straight pipe 21, and the annular pipe 22 and the straight pipe 21 are provided with a number of liquid spray ports 23, and the tap water inlet and the organic solvent inlet are arranged on the annular pipe 22. And the liquid discharge ports 23 are evenly arranged.

As a technical solution selected by this patent, a liquid spray port 23 is provided at each staggered position of the straight pipes 21 .

As a technical solution selected by this patent, there is a detachable connection structure fixed by an elastic clamping mechanism between the spray pipe 2 and the pipette cleaning tank 14, and the connection structure is very convenient for disassembly and assembly.

As a technical solution selected by this patent, there are two pipette holders arranged sequentially from top to bottom. The labels of the pipette holders are 3 and 7 respectively. The plate-shaped structure of the sleeve hole 15, the pipette sleeve hole 15 is a through hole, and the pipette sleeve holes 15 of the two pipette holders correspond one to one. This structure makes the placement of the pipette more reliable and not easy to topple over.

As a technical solution selected by this patent, the electronic control switch 11 of the ultrasonic generator 10 protrudes from the outer wall of the pipette cleaning tank 14, which is convenient for operation.

The working principle of the utility model is as follows:

Take out the blast drying fan 1 and the spray pipe 2, put the pipette upside down and put it into the pipette holder, and then install it in its original position. On the pipe support net 4;

Close the drain valve 5, use the tap water pump 12 to pump tap water into the spray pipe 2, the spray pipe 2 sprays water to the pipette to realize flushing, the pipette cleaning tank 14 stores water, and turn on the ultrasonic wave after the pipette runs out of water The generator 10 performs ultrasonic cleaning, and the electronic control switch 11 contains a timer for timing the ultrasonic cleaning;

After cleaning, by opening the drain valve 5 and discharging the sewage through the drain port 6, the spray pipe 2 can rinse the pipette with water again, and after repeating twice or more, the tap water pump 12 is closed to stop feeding tap water;

Utilize the organic solvent pump 9 (acid-resistant pump can be used) to pump the organic solvent 9 to the spray pipe 2, and the spray pipe 2 sprays the organic solvent to the pipette, further rinses the pipette, and removes most of the water, and completes Finally, turn on the blast drying fan 1 to blow dry, and the cleaning of the pipette is completed.

According to the above embodiments, the utility model can be well realized. It is worth noting that, based on the premise of the above-mentioned structural design, in order to solve the same technical problem, even if some insubstantial changes or embellishments are made on the utility model, the essence of the technical solution adopted is still the same as that of the utility model. same, so it should also be within the protection scope of the present utility model.

Claims (8)

1. A pipette washing and drying machine, characterized in that, comprising: A pipette cleaning tank, the bottom of which is provided with a drain, and the drain is provided with a drain valve; A blast drying fan, the blast drying fan is installed at the notch of the pipette cleaning tank through a detachable connection structure, and the air outlet is downward; A spray pipe, the spray pipe is installed in the pipette cleaning tank through a detachable connection structure and is located below the blast drying fan, it is provided with an upward tap water inlet, an upward organic solvent inlet and a number of downwardly facing liquid discharge ports; A pipette holder, the pipette holder is installed in the pipette cleaning tank and is located directly below the spray pipe; a pipette support net, the pipette support net is installed in the pipette cleaning tank and located directly below the pipette holder; an ultrasonic generator, the ultrasonic generator is installed in the pipette cleaning tank and is located below the pipette support net; An organic solvent pump, the outlet of the organic solvent pump communicates with the organic solvent inlet of the spray pipe, and the inlet is provided with an organic solvent inlet pipe; A tap water pump, the outlet of the tap water pump communicates with the tap water inlet of the spray pipe, and the inlet is provided with a tap water inlet pipe. 2 . The pipette cleaning and drying machine according to claim 1 , wherein a transparent observation window is arranged on the side wall of the pipette cleaning tank. 3 . 3. The pipette cleaning and drying machine according to claim 1, characterized in that, between the blast drying fan and the pipette cleaning tank is a detachable connection structure fixed by an elastic clamping mechanism. 4. The pipette cleaning and drying machine according to claim 1, wherein the pipette cleaning tank is a circular groove, and the spray pipe is composed of an annular pipe, several straight pipes positioned at the inner side of the annular pipe. The straight pipes are staggered and connected to form a network structure, the annular pipes are connected with the straight pipes, the annular pipes and the straight pipes are provided with a number of the spray ports, and the tap water inlet And the organic solvent inlet is arranged on the annular pipe. 5. The washing and drying machine for pipettes according to claim 4, characterized in that, each of the staggered positions of the straight pipes is provided with one liquid spray port. 6. The pipette cleaning and drying machine according to claim 1 or 4, characterized in that the spray pipe and the pipette cleaning tank are detachable connection structures fixed by an elastic clamping mechanism . 7. The pipette cleaning and drying machine according to claim 1, wherein there are two pipette holders arranged sequentially from top to bottom, and the pipette holder is provided with several pipette holders. The plate-shaped structure of the pipette hole, the pipette hole is a through hole, and the pipette holes of the two pipette holders are in one-to-one correspondence. 8. The pipette cleaning and drying machine according to claim 1, wherein the electronic control switch of the ultrasonic generator protrudes from the outer wall of the pipette cleaning tank.