CN214121773U

CN214121773U - Automatic solution dividing and diluting device

Info

Publication number: CN214121773U
Application number: CN202022806115.3U
Authority: CN
Inventors: 乔英英
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-09-03
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses an automatic diluting device that gets of solution relates to experimental device technical field. The device comprises a liquid separation bottle, a temporary storage bottle, a dilution bottle and a sample bottle, wherein the temporary storage bottle is arranged above the liquid separation bottle, the dilution bottle is arranged on the side surface of the temporary storage bottle, the sample bottle is arranged below the dilution bottle, a sampling pipe is arranged on the outer side of the liquid separation bottle, and the middle part of the sampling pipe is connected with a peristaltic pump in series; the solution that will divide through setting up the bottle of staying is stored temporarily to detect the liquid concentration before diluting, lower extreme at the dilution bottle sets up liquid concentration sensor, detect the liquid concentration after diluting, and then reach the purpose to liquid concentration real-time detection around diluting, stay the bottle simultaneously and expand the chamber and form buffer area around the device dilutes the structure, in-process changing is carried out to liquid bottle and sample bottle, need not terminate the operation of diluting the part, thereby prevent to exert an influence to liquid concentration in the equipment.

Description

Automatic solution dividing and diluting device

Technical Field

The utility model relates to an experimental device technical field specifically is the automatic diluting device that gets that divides of solution.

Background

In the field of liquid analysis (e.g., ion concentration measurement), in the case that some properties of a liquid to be measured are out of the measurement range of an analysis instrument (e.g., the concentration, temperature, etc. of the liquid to be measured are too high), it is generally necessary to sample and dilute the liquid to be measured, and then measure the diluted sample with the analysis instrument.

In the prior art, the mixed liquid needs to be respectively sampled after separation operations such as centrifugation, so that dilution analysis can be carried out, a common automatic separation and dilution device lacks real-time monitoring of the dilution process, the concentration of the finally diluted liquid is uncertain and uncontrollable, and the device is limited by the capacity of a liquid container in the operation process, the operation is often stopped temporarily, a small amount of liquid is deposited to generate concentration deviation, and the experimental result is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a following technical scheme: the automatic solution separating, taking and diluting device comprises a liquid separating bottle, a temporary holding bottle, a diluting bottle and a sample bottle, wherein the temporary holding bottle is arranged above the liquid separating bottle, the diluting bottle is arranged on the side surface of the temporary holding bottle, and the sample bottle is arranged below the diluting bottle;

the outside of branch liquid bottle is provided with the sampling tube, the middle part of sampling tube has concatenated the peristaltic pump, the inside of staying bottle is provided with liquid concentration sensor, be provided with the choke valve between staying bottle and the dilution bottle, the inside of dilution bottle is provided with the puddler, the side of dilution bottle is provided with the water filling port.

As the utility model discloses a preferred technical scheme, divide the sample connection all seted up to the top and the lower extreme of liquid bottle, divide the sample connection of liquid bottle lower extreme to be the pipeline form and extend to lower inner wall by dividing the liquid bottle lateral wall, sliding connection has the needle tubing in the sample connection at liquid bottle top, the equal fixedly connected with sealing connection pipe in the sample connection outside of the upper end of needle tubing and below, the sample tube leads to pot sealing connection pipe and divides the liquid bottle intercommunication.

As the utility model discloses a preferred technical scheme, the movable groove has been seted up to the lower wall of branch liquid bottle inside, the activity inslot internal rotation is connected with the closing plate, the one end of closing plate extends to and divides the liquid bottle outside and fixedly connected with plectrum, the closing plate rotates to the sample connection in the middle of, the closing plate is sealed with the sample connection.

As the utility model discloses a preferred technical scheme, the outside of branch liquid bottle is provided with encloses the shell, enclose shell symmetry parcel in the both sides of branch liquid bottle, and enclose the shell and detain each other and form the cylindrical of accomplishing in time for two, at this moment, it has sealed piece to peg graft in the sample connection.

As the utility model discloses a preferred technical scheme, the junction setting of sampling tube and temporary bottle is in the temporary bottle upper end, the upper end opening of temporary bottle has covered the butyl rubber stopper, the lower extreme of choke valve has concatenated the flowmeter.

As the utility model discloses an optimized technical scheme, the motor cavity has been seted up to the bottom of dilution bottle, the inside of motor cavity is provided with driving motor, driving motor's rotor extend to the last inner wall of dilution bottle and with puddler fixed connection, be provided with mechanical seal between driving motor's rotor and the dilution bottle inner wall.

As the utility model discloses an optimal technical scheme, the outside of water filling port is provided with the flowmeter equally, the row's material pipe of lower extreme fixedly connected with of water filling port, the middle part of arranging the material pipe is provided with expands and props the chamber, the inside that expands and props the chamber is provided with liquid concentration sensor equally, the below that expands and props the chamber sets up the choke valve, the lower extreme of arranging the material pipe is provided with the bevel connection.

As the utility model discloses an preferred technical scheme, sample bottle be upper end open-ended cylindrical, and the opening part covers there is butyl rubber stopper, the lateral wall of branch liquid bottle and sample bottle all is provided with the capacity scale, divide the first one of liquid bottle, temporary stay bottle, dilution bottle and sample bottle all adopt transparent material.

As the utility model discloses a preferred technical scheme, divide and get diluting device still includes platform and support, divide the liquid bottle, keep somewhere bottle, dilution bottle and sample bottle to pass through the support to be fixed in the platform top.

Compared with the prior art, the utility model provides an automatic diluting device that gets that divides of solution possesses following beneficial effect:

this diluting device is got to automatic branch of solution, the solution temporary storage of getting will be divided through setting up the bottle of staying, detect to the liquid concentration before diluting, lower extreme at the bottle of diluting sets up liquid concentration sensor, detect the liquid concentration after diluting, and then reach the purpose to liquid concentration real-time detection before and after diluting, stay the bottle simultaneously and expand the chamber and form buffer area around device diluting structure, in-process changing is being carried out to liquid separating bottle and sample bottle, need not terminate the operation of diluting the part, thereby prevent to exert an influence to liquid concentration in the equipment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the enclosure structure of the present invention;

FIG. 3 is a schematic view of the structure of the movable trough of the present invention;

fig. 4 is a cross-sectional view of the dilution bottle of the present invention.

In the figure: 1. a liquid separating bottle; 11. a sampling tube; 12. a sampling port; 13. a needle tube; 14. sealing the connecting pipe; 15. a movable groove; 16. a sealing plate; 17. a shifting sheet; 18. a sealing block; 19. a peristaltic pump; 2. a temporary bottle; 21. a liquid concentration sensor; 22. a throttle valve; 23. a butyl rubber plug; 24. a flow meter; 3. a dilution bottle; 31. a stirring rod; 32. a water injection port; 33. a motor cavity; 34. a drive motor; 35. a discharge pipe; 36. expanding the cavity; 37. a bevel opening; 4. a sample bottle; 5. a ground platform; 6. a support; 7. and (4) enclosing the shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model discloses an automatic solution dispensing and diluting device, which comprises a liquid dispensing bottle 1, a temporary holding bottle 2, a diluting bottle 3 and a sample bottle 4, wherein the temporary holding bottle 2 is arranged above the liquid dispensing bottle 1, the diluting bottle 3 is arranged on the side surface of the temporary holding bottle 2, and the sample bottle 4 is arranged below the diluting bottle 3;

the outside of minute liquid bottle 1 is provided with sampling tube 11, peristaltic pump 19 has been concatenated at the middle part of sampling tube 11, the inside of bottle 2 that stays is provided with liquid concentration sensor 21, be provided with choke valve 22 between bottle 2 and the dilution bottle 3 that stays, the inside of dilution bottle 3 is provided with puddler 31, the side of dilution bottle 3 is provided with water filling port 32.

Specifically, sample connection 12 has all been seted up to the top and the lower extreme of branch liquid bottle 1, sample connection 12 of branch liquid bottle 1 lower extreme is the pipeline form and extends to lower inner wall by branch liquid bottle 1 lateral wall, sliding connection has a needle tubing 13 in the sample connection 12 at branch liquid bottle 1 top, equal fixedly connected with sealing connection pipe 14 in the sample connection 12 outside the upper end of needle tubing 13 and the sample connection 12 of below, sampling tube 11 leads to pot sealing connection pipe 14 and divides liquid bottle 1 intercommunication.

In this embodiment, the sampling port 12 at the lower end is opened by the lower inner wall of the liquid separation bottle 1 to prevent incomplete layered sampling of the bottom liquid caused by the opening of the side wall, and the needle tube 13 at the top of the liquid separation bottle 1 slides at the upper end of the liquid separation bottle 1, so that the lower end of the needle tube can be inserted into liquid layers of different depths, and then the liquid in different volumes is sampled.

Specifically, a movable groove 15 is formed in the lower wall of the liquid separation bottle 1, a sealing plate 16 is rotatably connected in the movable groove 15, one end of the sealing plate 16 extends to the outer side of the liquid separation bottle 1 and is fixedly connected with a shifting piece 17, and when the sealing plate 16 rotates to the middle of the sampling port 12, the sealing plate 16 is sealed with the sampling port 12.

In this embodiment, the sealing plate 16 swings in the movable groove 15 to make and break the pipeline of the sampling port 12 at the lower end of the liquid separation bottle 1, and the sampling port 12 is sealed to prevent liquid leakage during the centrifugal treatment of the liquid in the liquid separation bottle 1.

Specifically, the outer side of the liquid separation bottle 1 is provided with an enclosing shell 7, the enclosing shells 7 are symmetrically wrapped on two sides of the liquid separation bottle 1, and the two enclosing shells 7 are mutually buckled to form a finished cylinder, and at the moment, a sealing block 18 is inserted into the sampling port 12.

In this embodiment, two enclosing shells 7 are buckled each other and form the cylindrical form of completion in time, and then make the whole appearance of branch liquid bottle 1 can adapt to centrifuge's location slot, enclose the cladding of shell 7 in the outside of branch liquid bottle 1 simultaneously, to its limiting displacement of moving mechanism such as plectrum 17, prevent that moving mechanism such as plectrum 17 from taking place the sidesway in the motion process, lead to liquid to leak outward.

Specifically, the connection part of the sampling tube 11 and the temporary holding bottle 2 is arranged at the upper end of the temporary holding bottle 2, the upper end of the temporary holding bottle 2 is opened and covered with a butyl rubber plug 23, and the lower end of the throttle valve 22 is connected in series with a flow meter 24.

In this embodiment, the effect of the buffer deceleration of the transmission of liquid by the temporary holding bottle 2 utilizes the throttle valve 22 at the lower end thereof to control the liquid flow entering the dilution bottle 3, and the butyl rubber plug 23 arranged at the top thereof enables the experimenter to sample from the temporary holding bottle 2 at any time and form a contrast sample with the diluted solution.

Specifically, motor cavity 33 has been seted up to the bottom of dilution bottle 3, the inside of motor cavity 33 is provided with driving motor 34, driving motor 34's rotor extend to the last inner wall of dilution bottle 3 and with puddler 31 fixed connection, be provided with mechanical seal between driving motor 34's rotor and the 3 inner walls of dilution bottle.

In this embodiment, the driving motor 34 drives the stirring rod 31 to rotate, so as to stir the flowing solution and the diluting water, thereby improving the diluting effect.

Specifically, the outside of water filling port 32 is provided with flowmeter 24 equally, the row of material pipe 35 of lower extreme fixedly connected with of water filling port 32, the middle part of arranging material pipe 35 is provided with expands and props chamber 36, expand the inside that props chamber 36 and be provided with liquid concentration sensor 21 equally, expand the below that props chamber 36 and set up choke valve 22, the lower extreme of arranging material pipe 35 is provided with bevel connection 37.

In this embodiment, the expanding cavity 36 in the discharge pipe 35 is mutually matched with the throttle valve 22 below the discharge pipe to form a temporary holding space for the diluted solution, the diluted solution concentration is conveniently detected, the liquid is prevented from spilling out in the process of replacing the sample bottle 4, the continuous operation of the equipment is maintained, the structure of the liquid concentration sensor 21 mentioned in the text and the working principle thereof are the prior art, the part is not excessively strained, and the bevel opening 37 below the discharge pipe 35 is conveniently inserted into the butyl rubber plug 23 at the upper end of the sample bottle 4.

Specifically, sample bottle 4 is upper end open-ended cylindrical, and the opening part covers there is butyl rubber stopper 23, the lateral wall of branch liquid bottle 1 and sample bottle 4 all is provided with the capacity scale, divide liquid bottle 1, stay bottle 2, the first half and the sample bottle 4 of dilution bottle 3 all adopt transparent material.

In this embodiment, the butyl rubber plug 23 above the sample bottle 4 is synchronously sealed along with the pulling-out of the material discharging pipe 35 in the process of taking out the sample bottle 4, so as to prevent dust in the air from entering the sample bottle 4 and influencing the quality of the solution.

Specifically, the dispensing and diluting device further comprises a ground table 5 and a support 6, and the dispensing bottle 1, the temporary holding bottle 2, the diluting bottle 3 and the sample bottle 4 are fixed above the ground table 5 through the support 6.

In this embodiment, the platform 5 and the support 6 support the liquid separation bottle 1, the temporary holding bottle 2, the dilution bottle 3 and the sample bottle 4 in the device, so as to ensure that the liquid separation bottle 1, the temporary holding bottle 2, the dilution bottle 3 and the sample bottle 4 can be arranged according to the basic position that the temporary holding bottle 2 is arranged above the dilution bottle 3, and the liquid separation bottle 1 and the sample bottle 4 are arranged below the basic position, thereby ensuring the smooth operation of the solution in the device.

The utility model discloses a theory of operation and use flow: when the liquid separating bottle is used, liquid to be processed is loaded in the liquid separating bottle 1, the side face of the liquid separating bottle is clamped with the enclosing shell 7, the liquid is placed in a centrifuge to carry out layered separation on the solution, the enclosing shell 7 is detached after separation, the sampling tube 11 is connected with the sealing connecting tube 14, the peristaltic pump 19 is started, the solution is pumped into the temporary holding bottle 2, when the liquid before dilution needs to be sampled, the needle cylinder is inserted into the needle cylinder for sampling, the solution in the temporary holding bottle 2 flows into the dilution bottle 3, the driving motor 34 in the dilution bottle 3 drives the stirring rod 31 to rotate, meanwhile, dilution water is injected through the water injection port 32, new solution is stirred and mixed and finally flows downwards into the sample bottle 4, the concentration of the solution before and after dilution is detected by the liquid concentration sensor 21 in the temporary holding bottle 2 and the expanding cavity 36, and the operation of separating and diluting is completed.

To sum up, this automatic diluting device that gets of solution through setting up the temporary storage of the solution that the bottle 2 will be got temporarily of staying to detect the liquid concentration before diluting, set up liquid concentration sensor 21 at the lower extreme of dilution bottle 3, detect the liquid concentration after diluting, and then reach the purpose to liquid concentration real-time detection before and after diluting, stay bottle 2 simultaneously and expand and prop chamber 36 and form buffer area around the device dilutent structure, in-process changing the split solution bottle 1 and sample bottle 4, need not terminate the operation of dilution part, thereby prevent to produce the influence to the liquid concentration in the equipment.

Claims

1. Automatic diluting device that gets of solution, including minute liquid bottle (1), temporary storage bottle (2), dilution bottle (3) and sample bottle (4), its characterized in that: a temporary holding bottle (2) is arranged above the liquid separating bottle (1), a diluting bottle (3) is arranged on the side surface of the temporary holding bottle (2), and a sample bottle (4) is arranged below the diluting bottle (3);

the outside of branch liquid bottle (1) is provided with sampling tube (11), peristaltic pump (19) have been concatenated at the middle part of sampling tube (11), the inside of bottle (2) of staying is provided with liquid concentration sensor (21), be provided with between bottle (2) of staying and dilution bottle (3) choke valve (22), the inside of dilution bottle (3) is provided with puddler (31), the side of dilution bottle (3) is provided with water filling port (32).

2. The automatic solution dispensing and diluting device according to claim 1, wherein: sample connection (12) have all been seted up to the top and the lower extreme of branch liquid bottle (1), sample connection (12) of branch liquid bottle (1) lower extreme are the pipeline form and extend to lower inner wall by dividing liquid bottle (1) lateral wall, sliding connection has needle tubing (13) in sample connection (12) at branch liquid bottle (1) top, equal fixedly connected with sealing connection pipe (14) in sample connection (12) the outside of the upper end of needle tubing (13) and below, sampling tube (11) lead to pot sealing connection pipe (14) and divide liquid bottle (1) intercommunication.

3. The automatic solution dispensing and diluting device according to claim 1, wherein: the utility model discloses a sample division bottle, including branch liquid bottle (1), activity groove (15) have been seted up to the lower wall of branch liquid bottle (1) inside, activity groove (15) internal rotation is connected with closing plate (16), the one end of closing plate (16) extends to branch liquid bottle (1) outside and fixedly connected with plectrum (17), when closing plate (16) rotated to in the middle of sample connection (12), closing plate (16) are sealed with sample connection (12).

4. The automatic solution dispensing and diluting device according to claim 2, characterized in that: the outer side of the liquid separation bottle (1) is provided with an enclosing shell (7), the enclosing shell (7) is symmetrically wrapped on two sides of the liquid separation bottle (1), the two enclosing shells (7) are mutually buckled to form a finished cylinder, and at the moment, a sealing block (18) is inserted into the sampling port (12).

5. The automatic solution dispensing and diluting device according to claim 1, wherein: the sampling tube (11) is arranged at the upper end of the temporary holding bottle (2) at the joint of the temporary holding bottle (2), the upper end of the temporary holding bottle (2) is opened and covered with a butyl rubber plug (23), and the lower end of the throttle valve (22) is connected with a flow meter (24) in series.

6. The automatic solution dispensing and diluting device according to claim 1, wherein: motor cavity (33) have been seted up to the bottom of dilution bottle (3), the inside of motor cavity (33) is provided with driving motor (34), the rotor of driving motor (34) extend to the last inner wall of dilution bottle (3) and with puddler (31) fixed connection, be provided with mechanical seal between the rotor of driving motor (34) and dilution bottle (3) inner wall.

7. The automatic solution dispensing and diluting device according to claim 1, wherein: the outside of water filling port (32) is provided with flowmeter (24) equally, the row of lower extreme fixedly connected with material pipe (35) of water filling port (32), the middle part of arranging material pipe (35) is provided with expands and props chamber (36), the inside that expands and props chamber (36) is provided with liquid concentration sensor (21) equally, the below that expands and props chamber (36) sets up choke valve (22), the lower extreme of arranging material pipe (35) is provided with bevel connection (37).

8. The automatic solution dispensing and diluting device according to claim 1, wherein: the sample bottle (4) is upper end open-ended cylindrical, and the opening part covers there is butyl rubber stopper (23), the lateral wall of branch liquid bottle (1) and sample bottle (4) all is provided with the capacity scale, divide liquid bottle (1), stay bottle (2), the first half and sample bottle (4) of dilution bottle (3) all adopt transparent material.

9. The automatic solution dispensing and diluting device according to claim 1, wherein: the dispensing and diluting device further comprises a platform (5) and a support (6), and the dispensing bottle (1), the temporary holding bottle (2), the diluting bottle (3) and the sample bottle (4) are fixed above the platform (5) through the support (6).