CN220176549U

CN220176549U - Online dilution machine

Info

Publication number: CN220176549U
Application number: CN202321384437.0U
Authority: CN
Inventors: 汤琦
Original assignee: Jiangsu Jinyiao Biotechnology Co ltd
Current assignee: Jiangsu Jinyiao Biotechnology Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-12-15
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses an online dilution machine, which comprises a control box, wherein one side of the control box is connected with a mounting frame, a mixing chamber is arranged in the mounting frame, the mixing chamber is connected with a sample tank and a dilution liquid tank through a pipeline, the sample tank and the dilution liquid tank are connected with the mixing chamber through a pump, the sample tank and the dilution liquid tank are connected with an external cleaning mechanism through a pipeline, and the cleaning mechanism at least comprises two cleaning liquids for sequentially cleaning the dilution machine. The device is when wasing sample cell and dilution liquid pool in order to guarantee that its inside is clean, also can wash in the cavity that is equipped with cleaning solution, guarantees the cleanliness after the washing structure used, avoids remaining cleaning solution in the wiper mechanism, takes place to deteriorate, when the follow-up washs the dilution machine, causes the pollution to the inside of dilution machine, influences the normal work of dilution machine.

Description

Online dilution machine

Technical Field

The utility model relates to the technical field of sample specimens, in particular to an online dilution machine.

Background

The on-line dilution machine is a precision instrument commonly used in laboratories and is mainly used for quantitatively and accurately diluting samples. The on-line dilution machine can dilute the sample in different proportions according to the needs of users, so as to obtain the required concentration or volume. The online dilution machine can be widely applied to a plurality of fields such as medicines, foods, environmental monitoring, water treatment and the like. The existing online dilution machine needs to wash and clean a sample tank, a dilution liquid tank and a mixing tank for multiple times after being used, the general steps are that the pure water is used for cleaning firstly, the waste water is discharged and then is used for cleaning through a specific cleaning solution, then pure water is introduced for cleaning, a controller is required to be pressed down manually after each step is completed, the next cleaning step is carried out, the whole steps are complex, and the process is complex.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an online dilution machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the device comprises a control box, wherein one side of the control box is connected with a mounting frame, a mixing chamber is arranged in the mounting frame, the mixing chamber is connected with a sample tank and a dilution liquid tank through a pipeline, and the sample tank and the dilution liquid tank are connected with the mixing chamber through a pump;

the sample pool and the dilution liquid pool are connected with an external cleaning mechanism through pipelines, and the cleaning mechanism at least comprises two cleaning liquids which sequentially clean the dilution machine.

As a further description of the above technical solution, the cleaning mechanism includes a storage tank, and a liquid outlet below the storage tank is connected with the sample tank and the dilution liquid tank through a pump.

As further description of the technical scheme, the storage tank is internally provided with a first chamber, a second chamber and a third chamber from top to bottom in sequence, electromagnetic valves are arranged at the centers of the bottoms of the first chamber and the second chamber, liquid level meters are arranged in the second chamber and the third chamber, and the liquid level meters are electrically connected with the electromagnetic valves.

As a further description of the above technical solution, the first chamber and the third chamber are filled with pure water, and the second chamber is filled with a cleaning solution.

As a further description of the above technical solution, the volume of the first chamber is larger than the sum of the volumes of the second chamber and the third chamber.

As a further description of the above technical solution, a heater is disposed at an inner circumference of the third chamber, and a temperature sensor is disposed in the third chamber;

the temperature sensor, the heater, electromagnetic valve and the level gauge are all connected with the external controller electrically.

As a further description of the above technical solution, the first chamber, the second chamber and the third chamber are provided with independent liquid inlets.

As a further description of the above technical solution, the inner cavity wall of the second chamber has a degree of inclination.

As a further description of the above technical solution, the outside of the sample tank and the outside of the dilution liquid tank are both connected with a pipe, the pipe is connected with a connecting pipe of the sample tank and the mixing chamber, and a connecting pipe of the dilution liquid tank and the mixing chamber and a connecting pipe of the mixing chamber and the storage tank are both provided with valves.

As a further description of the above technical solution, the device further comprises a flow control mechanism, wherein the flow control mechanism is connected with the sample pool and the dilution liquid pool.

The utility model has the following beneficial effects:

1. according to the utility model, after pure water is introduced into the sample tank and the dilution liquid tank through the cleaning mechanism for cleaning, the cleaning solution can be automatically introduced for further cleaning, so that the cleaning efficiency is improved, and the operation is more convenient.

Drawings

Fig. 1 is a perspective view of a complete machine according to the present utility model;

fig. 2 is a perspective view of another view of the whole machine according to the present utility model;

FIG. 3 is a front view of the whole machine according to the present utility model;

fig. 4 is a cross-sectional view of a cleaning structure according to the present utility model.

Legend description:

1. a control box; 2. a mounting frame; 3. a mixing chamber; 4. a sample cell; 5. a dilution liquid pool; 6. a cleaning mechanism; 601. a storage tank; 602. a first chamber; 603. a second chamber; 604. a third chamber; 605. a liquid outlet; 7. an electromagnetic valve; 8. a heater; 9. a controller; 10. a liquid inlet; 11. feeding a pipe; 12. and a storage tank.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: an online dilution machine comprises a control box 1, wherein one side of the control box 1 is connected with a mounting frame 2, a mixing chamber 3 is arranged in the mounting frame 2, the mixing chamber 3 is connected with a sample tank 4 and a dilution liquid tank 5 through pipelines, the sample tank 4 and the dilution liquid tank 5 are connected with the mixing chamber 3 through a pump, and a sample in the sample tank 4 and a dilution liquid in the dilution liquid tank 5 are pumped into the mixing chamber 3 to be mixed and regulated through a flow control mechanism so as to meet corresponding requirements;

the sample tank 4 and the dilution liquid tank 5 are connected with an external cleaning mechanism 6 through pipelines, the cleaning mechanism 6 at least comprises two cleaning liquids, the dilution machine is sequentially cleaned, when the dilution machine is cleaned, cleaning solution can be automatically introduced to further clean the sample tank 4 and the dilution liquid tank 5 after pure water is introduced into the cleaning mechanism 6 to clean the dilution machine, the cleaning efficiency is improved, the operation is more convenient, after the cleaning solution is cleaned, the cleaning mechanism 6 can automatically introduce pure water again, the cleaning mechanism can also clean the cavity filled with the cleaning solution while cleaning the sample tank 4 and the dilution liquid tank 5 so as to ensure the cleaning of the interior of the cavity, ensure the cleanliness of the used cleaning mechanism 6, avoid the residual cleaning solution in the cleaning mechanism 6, and cause pollution to the interior of the dilution machine when the dilution machine is subsequently cleaned, thereby influencing the normal operation of the dilution machine.

In order to achieve the above-mentioned effect, the cleaning mechanism 6 includes a storage tank 601, the liquid outlet 605 below the storage tank 601 is connected with the sample tank 4 and the dilution liquid tank 5 through a pump, the cleaning liquid in the storage tank 601 can be pumped into the sample tank 4 and the dilution liquid tank 5 through the pump, concretely, the inside of the storage tank 601 is sequentially provided with a first chamber 602, a second chamber 603 and a third chamber 604 from top to bottom, the centers below the first chamber 602 and the second chamber 603 are all provided with electromagnetic valves 7, liquid level meters are all arranged in the second chamber 603 and the third chamber 604, the liquid level meters are electrically connected with the electromagnetic valves 7, pure water is filled in the first chamber 602 and the third chamber 604, after all pure water in the third chamber 604 is pumped into the second chamber 602, the inside of the liquid level meters transmits signals to the electromagnetic valves 7 below the second chamber 602, the solution in the second chamber 603 is pumped into the outside through the third chamber 604, and the same is pumped out of the second chamber 602, when the first chamber 602 and the second chamber 602 are also pumped out of the second chamber 602, the pure water is pumped out of the third chamber 604 through the electromagnetic valves 604, and the second chamber 602 is also influenced by the second chamber 602, and the self-cleaning mechanism is reduced, and the self-cleaning degree of the pure water is reduced, and the pure water is self-cleaning by the second chamber 602, and the pure water is completely cleaned, and the pure water is completely and the pure water is pumped.

Further, the volume of the first chamber 602 is larger than the sum of the volumes of the second chamber 603 and the third chamber 604, so that the volume of pure water in the first chamber 602 is larger than the sum of the pure water and the cleaning solution in the second chamber 603 and the third chamber 604, and when pure water in the first chamber 602 is pumped out, the second chamber 603 and the third chamber 604 can be filled, and the interiors of the two chambers can be sufficiently cleaned, and meanwhile, enough residual pure water is left for cleaning the diluter. In order to further improve the cleaning efficiency and capability of the cleaning mechanism 6, referring to fig. 4, the inner cavity wall of the second chamber 603 has an inclination degree, so that the residue of the cleaning solution in the second chamber 603 can be reduced, and the deterioration can be further reduced.

Further, a heater 8 is provided at the inner circumference of the third chamber 604, and a temperature sensor is provided in the third chamber 604;

the temperature sensor, the heater 8, the electromagnetic valve 7 and the liquid level meter are all electrically connected with an external controller 9, the controller 9 is used for controlling the heater 8 to start heating, pure water in the third chamber 604 can be heated, a temperature threshold value such as 40 ℃ is set, when the temperature sensor detects that the temperature reaches the set temperature value, the heater 8 stops working, the cleaning capacity of the diluting machine can be improved to a certain extent by heating the pure water, and the cleaning capacity of the diluting machine can be removed by improving the temperature of the pure water for part of stubborn residues.

Further, the first chamber 602, the second chamber 603 and the third chamber 604 are provided with independent liquid inlets 10, and different types of cleaning liquid are filled through the independent liquid inlets 10, so that no intervention is generated between the three cleaning liquids before the cleaning liquid is not used.

Further, the outside of the sample tank 4 and the dilution liquid tank 5 is connected with a pipe inlet 11, the pipe inlet 11, a connecting pipeline between the sample tank 4 and the mixing chamber 3, a connecting pipeline between the dilution liquid tank 5 and the mixing chamber 3, and a connecting pipeline between the mixing chamber 3 and the storage tank 12 are all provided with valves, and the device further comprises a flow control mechanism, wherein the flow control mechanism is connected with the sample tank 4 and the dilution liquid tank 5, and the flow control mechanism is used as the prior art and is not described herein.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. An on-line dilution machine, which is characterized in that: the device comprises a control box (1), wherein one side of the control box (1) is connected with a mounting frame (2), a mixing chamber (3) is arranged in the mounting frame (2), the mixing chamber (3) is connected with a sample tank (4) and a dilution liquid tank (5) through pipelines, and the sample tank (4) and the dilution liquid tank (5) are connected with the mixing chamber (3) through a pump;

the sample pool (4) and the dilution liquid pool (5) are connected with an external cleaning mechanism (6) through pipelines, and the cleaning mechanism (6) at least comprises two cleaning liquids to sequentially clean the dilution machine.

2. The in-line diluter of claim 1 wherein: the cleaning mechanism (6) comprises a storage tank (601), and a liquid outlet (605) below the storage tank (601) is connected with the sample tank (4) and the dilution liquid tank (5) through a pump.

3. An on-line diluter according to claim 2, characterized in that: the inside of storage tank (601) has set gradually first cavity (602), second cavity (603) and third cavity (604) from top to bottom, the below center department of first cavity (602) and second cavity (603) all is provided with electromagnetic valve (7), second cavity (603) with all set up the level gauge in third cavity (604), the level gauge with electromagnetic valve (7) electric connection.

4. An in-line diluter according to claim 3, characterized in that: pure water is filled in the first chamber (602) and the third chamber (604), and a cleaning solution is filled in the second chamber (603).

5. An in-line diluter according to claim 3, characterized in that: the volume of the first chamber (602) is larger than the sum of the volumes of the second chamber (603) and the third chamber (604).

6. An in-line diluter according to claim 3, characterized in that: a heater (8) is arranged at the inner circumference of the third chamber (604), and a temperature sensor is arranged in the third chamber (604);

the temperature sensor, the heater (8), electromagnetic valve (7) and the level gauge all with outside controller (9) electric connection.

7. An in-line diluter according to claim 3, characterized in that: the first chamber (602), the second chamber (603) and the third chamber (604) are provided with independent liquid inlets (10).

8. An in-line diluter according to claim 3, characterized in that: the inner cavity wall of the second chamber (603) has a degree of inclination.

9. The in-line diluter of claim 1 wherein: the outside of sample cell (4) and dilution liquid pond (5) all is connected with advances pipe (11), advance pipe (11), sample cell (4) with the connecting line of mixing chamber (3), dilution liquid pond (5) with the connecting line of mixing chamber (3) and storage tank (12) all are provided with the valve.

10. The in-line diluter of claim 1 wherein: the device also comprises a flow control mechanism, wherein the flow control mechanism is connected with the sample pool (4) and the dilution liquid pool (5).