CN213314479U

CN213314479U - Automatic diluting device

Info

Publication number: CN213314479U
Application number: CN202021534372.XU
Authority: CN
Inventors: 陶瑞; 唐文洁; 魏佑震
Original assignee: Suzhou Bangqi Biotechnology Co ltd
Current assignee: Suzhou Bangqi Biotechnology Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-06-01
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses an automatic diluting device, comprising a base plate, bottom plate upper end fixedly connected with liquid reserve tank and water tank, the water tank is located liquid reserve tank one side, the liquid reserve tank up end can be dismantled and be connected with the stirring subassembly, the stirring subassembly comprises stirring rake, speed reducer, motor and (mixing) shaft, the (mixing) shaft passes through the bearing and rotates to be connected inside the liquid reserve tank, the stirring rake welding is at the (mixing) shaft outside surface, the speed reducer passes through the bolt and can dismantle the connection at the liquid reserve tank up end, the connection can be dismantled in the speed reducer upper end to the motor, the motor passes through the speed reducer transmission with the (mixing) shaft and is connected, liquid concentration sensor is installed to the liquid reserve tank inner wall, the water. The automatic dilution device is provided with the liquid concentration sensor, the liquid suction pump, the flow electromagnetic valve and the PLC controller, so that the automatic dilution device can be matched with each other for use, and automatic dilution can be realized.

Description

Automatic diluting device

Technical Field

The utility model relates to a dilute technical field, specifically be an automatic diluting device.

Background

In sample analysis, the concentration of a sample is higher than the detection range of the method frequently, therefore, according to the analysis methods of different analysis projects and the requirements of quality control, the original sample, the intermediate sample and the sample after analysis can be used for sample dilution, the dilution times can be determined according to the daily accumulated basic data calculation, the visual observation and the simple test method, and how to reduce the measurement error caused in the sample dilution process is the key of the quality control of a laboratory;

in actual work, an experimenter mostly adopts a manual mode to manually operate a high-concentration sample, and when the number of the samples is large or the samples are subjected to multiple dilution, the efficiency and the accuracy are difficult to grasp, so that an automatic dilution device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic diluting device to propose in solving above-mentioned background art in the actual work, the experimenter adopts artificial mode to carry out manual operation to the sample of high concentration more, when sample quantity is great or when carrying out multiple dilution to the sample, efficiency and accuracy just are difficult to the problem of holding.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic diluting device comprises a bottom plate, wherein a liquid storage tank and a water tank are fixedly connected to the upper end of the bottom plate, the water tank is positioned on one side of the liquid storage tank, the upper end surface of the liquid storage tank is detachably connected with a stirring assembly, the stirring assembly comprises a stirring paddle, a speed reducer, a motor and a stirring shaft, the stirring shaft is rotatably connected inside the liquid storage tank through a bearing, the stirring paddle is welded on the outer side surface of the stirring shaft, the speed reducer is detachably connected to the upper end surface of the liquid storage tank through bolts, the motor is detachably connected to the upper end of the speed reducer, the motor is in transmission connection with the stirring shaft through the speed reducer, a liquid concentration sensor is installed on the inner wall of the liquid storage tank, a liquid suction pump is detachably connected to the upper end of the water tank, a flow electromagnetic valve, and the water outlet of the liquid suction pump is communicated with the water inlet of the flow electromagnetic valve through a second pipeline, and the water outlet of the flow electromagnetic valve is communicated with the liquid storage tank through a third pipeline.

Preferably, a PLC controller is installed on one side of the liquid storage tank and is electrically connected with the liquid concentration sensor, the liquid suction pump, the flow electromagnetic valve and the motor respectively.

Preferably, the bottom plate lower end face is provided with a plurality of groups of bolt holes, and the bottom plate lower end face is detachably connected with a plurality of groups of supporting legs through bolts.

Preferably, the water tank is respectively communicated with the upper end of the liquid storage tank and is provided with a first feed hopper and a second feed hopper.

Preferably, the outer side surfaces of the water tank and the liquid storage tank are respectively provided with volume scales.

Preferably, the surface of one side of the lower end of the liquid storage tank is communicated with a liquid discharge pipe, and the upper end of the liquid discharge pipe is fixedly connected with a valve.

Compared with the prior art, the beneficial effects of the utility model are that: the automatic diluting device is provided with a liquid concentration sensor, a liquid suction pump, a flow electromagnetic valve and a PLC (programmable logic controller), the liquid concentration sensor, the flow electromagnetic valve and the PLC are matched with each other for use, automatic dilution can be realized, during automatic dilution, the liquid concentration sensor monitors the liquid concentration in a liquid storage tank, when the monitored liquid concentration is higher than a set value, a signal is sent to the PLC, the PLC controls the liquid suction pump to be started, the liquid suction pump pumps dilution water in the water tank out to flow into the liquid storage tank through the flow electromagnetic valve and a third pipeline, the flow electromagnetic valve calculates the dilution water flowing into the liquid storage tank, and when the flowing dilution water reaches the set value, the PLC controls the flow electromagnetic valve and the liquid suction pump to stop working;

this automatic diluting device is through setting up the stirring subassembly, and when the dilution water flowed into to the liquid reserve tank, open the stirring subassembly, the stirring subassembly stirs the liquid in dilution water and the liquid reserve tank for liquid in the liquid reserve tank carries out quick dilution, has improved the effect and the speed of diluting.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the stirring assembly of the present invention;

fig. 3 is a schematic view of the bottom plate of the present invention.

In the figure: 1. a liquid storage tank; 2. a valve; 3. a liquid discharge pipe; 4. a liquid concentration sensor; 5. a base plate; 6. supporting legs; 7. a first conduit; 8. a water tank; 9. a first feed hopper; 10. a liquid suction pump; 11. a second conduit; 12. a flow rate solenoid valve; 13. a third pipeline; 14. a stirring assembly; 15. a second feed hopper; 16. a PLC controller; 17. a stirring paddle; 18. a speed reducer; 19. a motor; 20. bolt holes; 21. a stirring shaft.

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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an automatic diluting device comprises a bottom plate 5, a plurality of groups of bolt holes 20 are formed in the lower end face of the bottom plate 5, a plurality of groups of supporting legs 6 are detachably connected to the lower end face of the bottom plate 5 through bolts, the supporting legs 6 play a role of fixing and supporting the bottom plate 5, a liquid storage tank 1 and a water tank 8 are fixedly connected to the upper end of the bottom plate 5, the water tank 8 is positioned on one side of the liquid storage tank 1, a liquid discharge pipe 3 is communicated with the surface of one side of the lower end of the liquid storage tank 1, a valve 2 is fixedly connected to the upper end of the liquid discharge pipe 3, the liquid in the liquid storage tank 1 is discharged from the liquid discharge pipe 3 by opening the valve 2, a stirring assembly 14 is detachably connected to the upper end face of the liquid storage tank 1, the stirring assembly 14 comprises a stirring paddle 17, a speed reducer 18, a motor 19 and a stirring shaft 21, the motor 19 is detachably connected to the upper end of the speed reducer 18, and the motor 19 is in transmission connection with the stirring shaft 21 through the speed reducer 18;

the inner wall of the liquid storage tank 1 is provided with a liquid concentration sensor 4, the upper end of the water tank 8 is detachably connected with a liquid suction pump 10, one side of a speed reducer 18 is provided with a flow electromagnetic valve 12, the flow electromagnetic valve 12 is detachably connected with the upper end surface of the liquid storage tank 1 through bolts, the water inlet of the liquid suction pump 10 is communicated with the water tank 8 through a first pipeline 7, the water outlet of the liquid suction pump 10 is communicated with the water inlet of the flow electromagnetic valve 12 through a second pipeline 11, the water outlet of the flow electromagnetic valve 12 is communicated with the liquid storage tank 1 through a third pipeline 13, one side of the liquid storage tank 1 is provided with a PLC controller 16, the PLC controller 16 is respectively electrically connected with the liquid concentration sensor 4, the liquid suction pump 10, the flow electromagnetic valve 12 and a motor 19, the PLC controller 16 respectively controls the liquid concentration sensor 4, the liquid suction pump 10, the flow electromagnetic valve 12, through first feeder hopper 9 and second feeder hopper all 15 add dilution water and dilute liquid to water tank 8 and liquid reserve tank 1 respectively, water tank 8 is provided with the capacity scale respectively with 1 outside surface of liquid reserve tank, is convenient for master its capacity.

The working principle is as follows: in the automatic dilution, the liquid concentration sensor 4 of type T-BD5-ms1204 monitors the liquid concentration in the liquid storage tank 1, when the monitored liquid concentration is higher than a set value, a signal is sent to a PLC (programmable logic controller) 16 with the model number of FX1S-30MR-001, the PLC 16 controls a liquid suction pump 10 to be started, the liquid suction pump 10 pumps the dilution water in a water tank 8 out and flows into the liquid storage tank 1 through a flow electromagnetic valve 12 and a third pipeline 13, and the flow rate electromagnetic valve 12 calculates the dilution water flowing into the liquid storage tank 1, when the flowing dilution water reaches a set value, the PLC controller 16 controls the flow rate electromagnetic valve 12 and the liquid suction pump 10 to stop working, when the dilution water flows into the liquid storage tank 1, the stirring assembly 14 is started, and the stirring assembly 14 stirs the dilution water and the liquid in the liquid storage tank 1, so that the liquid in the liquid storage tank 1 is rapidly diluted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic dilution device, comprising a bottom plate (5), characterized in that: the improved stirring device is characterized in that a liquid storage tank (1) and a water tank (8) are fixedly connected to the upper end of the base plate (5), the water tank (8) is located on one side of the liquid storage tank (1), a stirring assembly (14) is detachably connected to the upper end face of the liquid storage tank (1), the stirring assembly (14) is composed of a stirring paddle (17), a speed reducer (18), a motor (19) and a stirring shaft (21), the stirring shaft (21) is rotatably connected to the inside of the liquid storage tank (1) through a bearing, the stirring paddle (17) is welded to the outer side surface of the stirring shaft (21), the speed reducer (18) is detachably connected to the upper end face of the liquid storage tank (1) through a bolt, the motor (19) is detachably connected to the upper end of the speed reducer (18), the motor (19) is in transmission connection with the stirring shaft (21) through, water tank (8) upper end can be dismantled and be connected with and inhale liquid pump (10), speed reducer (18) one side is provided with flow solenoid valve (12), flow solenoid valve (12) can be dismantled through the bolt and connect at liquid reserve tank (1) up end, inhale liquid pump (10) water inlet through first pipeline (7) and water tank (8) intercommunication, inhale the water inlet intercommunication of liquid pump (10) delivery port through second pipeline (11) and flow solenoid valve (12), flow solenoid valve (12) delivery port passes through third pipeline (13) and liquid reserve tank (1) intercommunication.

2. An automatic dilution apparatus according to claim 1, wherein: PLC controller (16) is installed to liquid reserve tank (1) one side, PLC controller (16) respectively with liquid concentration sensor (4), imbibition pump (10), flow solenoid valve (12) and motor (19) electric connection.

3. An automatic dilution apparatus according to claim 1, wherein: the bottom plate (5) lower terminal surface has seted up multiunit bolt hole (20) and bottom plate (5) lower terminal surface can dismantle through the bolt and be connected with multiunit supporting leg (6).

4. An automatic dilution apparatus according to claim 1, wherein: the upper ends of the water tank (8) and the liquid storage tank (1) are respectively communicated with a first feed hopper (9) and a second feed hopper (15).

5. An automatic dilution apparatus according to claim 1, wherein: and the outer side surfaces of the water tank (8) and the liquid storage tank (1) are respectively provided with capacity scales.

6. An automatic dilution apparatus according to claim 1, wherein: the surface of one side of the lower end of the liquid storage tank (1) is communicated with a liquid discharge pipe (3), and the upper end of the liquid discharge pipe (3) is fixedly connected with a valve (2).