CN213611180U

CN213611180U - Liquid preparation instrument

Info

Publication number: CN213611180U
Application number: CN202022327023.7U
Authority: CN
Inventors: 郭卫强; 张景红
Original assignee: Kunshan Kinglai Hygienic Materials Co Ltd
Current assignee: Kunshan Kinglai Hygienic Materials Co Ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-07-06
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a liquid preparation instrument. The liquid preparation instrument comprises a rack and a shell arranged on the rack, and a pump, a conductivity meter, a PH meter and a flowmeter which are connected in sequence are arranged in the shell; the pumps are used for connecting liquid medicine bottles to be prepared, the number of the pumps is multiple, and the pumps are all connected with the conductivity meter so that liquid medicine flows through the conductivity meter, the PH meter and the flowmeter in sequence; the flowmeter is connected with the liquid outlet, and the liquid outlet is used for outputting the prepared liquid medicine. The utility model discloses a join in marriage liquid appearance and be provided with the conductivity meter, can join in marriage liquid automatically according to the conductivity of needs.

Description

Liquid preparation instrument

Technical Field

The utility model relates to a technical field is prepared to the liquid medicine, especially relates to a join in marriage liquid appearance.

Background

With the rapid development of science and technology, the preparation work of reagents and cleaning solutions thereof in laboratories such as biology, chemistry and the like becomes more and more important, and especially the requirements on the precision and speed of liquid preparation become higher and higher. However, many laboratories and research institutions rely on the manual handling of liquids, specifically: firstly, selecting a measuring cup or a measuring cylinder with a certain volume, then manually pouring liquid into the measuring cup or the measuring cylinder, and then manually pouring the liquid into a working container of an instrument by holding the measuring cup or the measuring cylinder after the equal volume meets the requirement; there are a number of problems with this operation: a large amount of liquid configuration work not only needs a large amount of manpower, material resources and time, but also brings many human errors due to manual operation, so that the pipetting accuracy is low, the error probability is high, the stability and the repeatability of sample treatment are poor, a measuring cup or a measuring cylinder is often damaged, and even an operator can be injured. The manual mode of operation has not been able to meet the high efficiency, accuracy and safety requirements in liquid dispensing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a join in marriage liquid appearance to solve the artifical liquid medicine of preparing inefficiency among the prior art, the accuracy is low and there is the problem of potential safety hazard.

To achieve the purpose, the utility model adopts the following technical proposal:

a liquid preparation instrument comprises a rack and a shell arranged on the rack, wherein a pump, a conductivity meter, a PH meter and a flowmeter which are connected in sequence are arranged in the shell; the pumps are used for connecting liquid medicine bottles to be prepared, the number of the pumps is multiple, and the pumps are connected with the conductivity meter so that liquid medicine sequentially flows through the conductivity meter, the PH meter and the flowmeter; the flowmeter is connected with the liquid outlet, and the liquid outlet is used for outputting the prepared liquid medicine.

In an alternative embodiment of the present invention, the liquid dispenser further comprises a pressure sensor, wherein the pressure sensor is disposed at the rear end of the flow meter.

The utility model discloses an optional embodiment, still include the automatic safety valve, the automatic safety valve is located pressure sensor's rear end.

The utility model relates to an in the optional embodiment, the liquid distribution appearance still includes the hand-operated valve, the hand-operated valve is located the rear end of automatic safety valve, just the hand-operated valve is located the casing is outside.

The utility model relates to an in the optional embodiment, manual valve with be provided with three way solenoid valve between the liquid outlet, one of them interface connection of three interface of three way solenoid valve manual valve, second interface are as the liquid outlet, and the third interface is as the waste discharge opening.

The utility model relates to an optional implementation mode, be provided with three solenoid valve or four solenoid valve between pump and the liquid bottle of awaiting the prescription to make one the pump can connect a plurality ofly wait to prepare the liquid bottle of prescription.

The utility model relates to an in the optional embodiment, the place is placed to the collecting bottle that is used for placing the collecting bottle in the place ahead of casing, the outer top of casing is provided with and is used for placing the medicine liquid bottle that waits to join in marriage of waiting to join in marriage of medicine liquid bottle and places the place.

The utility model relates to an in the optional embodiment, the position is placed to the collection liquid bottle with it all is provided with the support cup to wait to join in marriage pharmaceutical liquid bottle and place the position department, the collection liquid bottle and wait to join in marriage pharmaceutical liquid bottle place in hold in the palm the cup.

In an alternative embodiment of the present invention, the flow meter is a mass flow meter.

In an alternative embodiment of the present invention, the pump is a peristaltic pump.

The utility model discloses an useful part lies in: be provided with the pump that can follow and wait to prepare automatic liquid of getting in the pharmaceutical liquid bottle to and set up the conductivity meter to its conductivity of the liquid medicine real-time detection of preparing, can get liquid automatically according to the conductivity of needs and prepare the liquid medicine, it is efficient to prepare, and the accuracy is high, also can not have potential safety hazards such as bad graduated flask or graduated flask, still is provided with PH meter and flowmeter, can carry out the detection of PH value and the detection of flow to the liquid medicine, thereby it is controllable to make each item parameter of the liquid medicine of preparing.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a liquid dispenser of the present invention;

FIG. 2 is a schematic view of the internal structure of an embodiment of the liquid dispenser of the present invention;

fig. 3 is an exploded view of the structure of fig. 1 with a portion of the housing removed.

In the figure:

10. a frame; 11. a housing; 12. a pump; 13. a conductivity meter; 14. a pH meter; 15. a flow meter; 16. preparing a liquid medicine bottle to be prepared; 17. a control panel; 18. a three-way electromagnetic valve; 19. a four-way solenoid valve; 20. a pressure sensor; 21. an automatic safety valve; 22. a manual valve; 23. a liquid collecting bottle; 24. a liquid collecting pipe; 25. supporting a cup; 26. an electric box; 27. a cabinet door; 28. and a roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be understood by those of ordinary skill in the art as the case may be.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to 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 only for descriptive purposes and are not intended to have a special meaning.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The utility model provides a join in marriage liquid appearance, fig. 1 is the utility model discloses in join in marriage the structural schematic diagram of liquid appearance embodiment, fig. 2 is the utility model discloses in join in marriage the internal structure schematic diagram of liquid appearance embodiment, as shown in fig. 1 and fig. 2, join in marriage liquid appearance and include frame 10 and set up casing 11 in frame 10, set up casing 11 and make spare part in the casing 11 can receive the protection, also make simultaneously to join in marriage liquid appearance and be in a confined environment, avoid environmental factor such as ambient temperature humidity to produce the influence to joining in marriage liquid appearance, promote to join in marriage the liquid precision. The casing 11 is provided with a pump 12, a conductivity meter 13, a pH meter 14 and a flow meter 15 which are connected in sequence. The pumps 12 are used for connecting the liquid bottles 16 to be prepared and pumping the liquid medicine into the liquid preparing instrument for preparation, the number of the pumps 12 is multiple, each pump 12 is connected with at least one liquid bottle 16 to be prepared, certainly, one pump 12 can be connected with a plurality of liquid medicines to be prepared, one or more pumps 12 can be used as a circulating pump, the circulating pump is not directly connected with the liquid bottles 16 but used for circulating the liquid medicine, and as shown in fig. 2, the middle pump 12 is a circulating pump. An electromagnetic valve is arranged between each liquid medicine bottle 16 and the pump 12 to control the liquid inlet of different liquid medicine bottles 16. The pump 12 may be a peristaltic pump. The pump 12 is connected with the conductivity meter 13 so that the liquid medicine flows through the conductivity meter 13, the PH meter 14 and the flowmeter 15 in sequence, the flowmeter 15 is connected with the liquid outlet, and the liquid outlet is used for outputting the prepared liquid medicine. The flow meter 15 may employ a mass flow meter. It will be appreciated that not all of the fluid pumped by pump 12 may pass through conductivity meter 13, PH meter 14 and flow meter 15 as desired, for example, some fluids may not pass through conductivity meter 13, PH meter 14 and flow meter 15 if they do not require conductivity and PH control.

The utility model discloses a join in marriage the liquid appearance and set up pump 12 and connect and treat to join in marriage pharmaceutical liquid bottle 16 and make the liquid medicine of waiting to prepare can go into the liquid distribution appearance through pump 12 automatic pump, and pump 12 sets up a plurality ofly, also can connect a pump 12 a plurality ofly to treat and join in marriage pharmaceutical liquid bottle 16, make the liquid medicine of multiple difference get into and mix in the liquid distribution appearance and prepare, it is automatic to realize joining in marriage the liquid, the last conductivity meter 13 that has set up of liquid distribution appearance, PH meter 14 and flowmeter 15, the liquid medicine of preparing can flow through conductivity meter 13, PH meter 14 and flowmeter 15, carry out the measurement of each item parameter, make and join in marriage the conductivity isoparametric of the liquid medicine that the liquid appearance can be prepared as required and carry out the automatic liquid of joining in marriage, it is efficient to prepare, and the accuracy is high.

As shown in fig. 1, a control panel 17 is disposed on the housing 11, and the control panel 17 controls the operating state of the liquid dispensing instrument, such as turning on or off, for example, setting liquid dispensing parameters, and the liquid dispensing instrument can automatically dispense liquid according to the set liquid dispensing parameters, such as conductivity, PH, flow rate, and the like.

Referring to fig. 1 and 2, the pump 12 may be connected to the bottles 16 of drug to be dispensed through a three-way solenoid valve 18 or a four-way solenoid valve 19, so that the pump 12 can be connected to a plurality of bottles 16 of drug to be dispensed simultaneously.

Referring to fig. 2, the liquid dispenser further includes a pressure sensor 20, the pressure sensor 20 is used for detecting the pressure of the prepared liquid medicine in the pipeline, the pressure sensor 20 is also disposed in the housing 11 to prevent the pressure sensor 20 from being damaged, as shown in fig. 2, the pressure sensor 20 is disposed at the rear end of the flow meter 15. The pressure sensor 20 is arranged to improve the safety performance of the liquid preparation instrument, and when the liquid medicine pressure is higher than a set value, the liquid preparation instrument can perform related operations such as pressure relief or suspension of liquid preparation and the like, so that the safety of the liquid preparation process is ensured.

As shown in fig. 2, join in marriage liquid appearance and still include automatic safety valve 21, and automatic safety valve 21 sets up the rear end at pressure sensor 20, and the rear end is distinguished according to the flow direction of liquid medicine, and the position that the liquid medicine flowed through earlier is the front end, and the position that the back flowed through is the rear end, the utility model discloses an in joining in marriage liquid appearance, the liquid medicine flows through pressure sensor 20 earlier, flows through automatic safety valve 21 again, so the automatic safety valve 21 sets up the rear end at pressure sensor 20. The automatic safety valve 21 is arranged at the rear end of the pressure sensor 20 and is arranged at a position close to the pressure sensor 20, so that once the pressure sensor 20 detects that the pressure of the liquid medicine is too high, the automatic safety valve 21 can be closed as soon as possible to block the liquid medicine in time, and the safety performance is improved.

Referring to fig. 1 and 2, the liquid dispenser further includes a manual valve 22, the manual valve 22 is disposed at the rear end of the automatic safety valve 21, and the manual valve 22 is disposed outside the housing 11. The manual valve 22 is arranged, so that the flow of the whole liquid medicine can be manually controlled, and the controllability of the liquid dispensing instrument is improved. In addition, the provision of the manual valve 22 outside the housing 11 may facilitate operator control from outside the dispenser.

As shown in fig. 2, a three-way electromagnetic valve 18 is disposed between the manual valve 22 and the liquid outlet, wherein one of three ports of the three-way electromagnetic valve 18 is connected to the manual valve 22, the second port is used as the liquid outlet, the third port is used as a waste discharge port, the waste discharge port is used for discharging the residual liquid medicine in the liquid preparation instrument, and liquid discharge and waste discharge are realized by controlling the opening and closing of different ports in the three-way electromagnetic valve 18.

As shown in fig. 1 and 2, a liquid collecting bottle placing position for placing the liquid collecting bottle 23 is provided in front of the housing 11, the liquid collecting bottle 23 is placed in the liquid collecting bottle placing position, and the liquid collecting bottle 23 is used for collecting the prepared liquid medicine. It will be appreciated that the liquid trap bottle 23 is connected to the liquid outlet via a liquid trap 24 so that the liquid medicine flowing out of the liquid outlet flows into the liquid trap bottle 23. The outer top of casing 11 is provided with and is used for placing the pharmaceutical liquid bottle that waits to join in marriage pharmaceutical liquid bottle 16 and places in waiting to join in marriage pharmaceutical liquid bottle and wait to prepare pharmaceutical liquid bottle 16, the utility model discloses in, liquid collecting bottle 23 with wait to join in marriage pharmaceutical liquid bottle 16 and all be provided with a plurality ofly, as in shown in fig. 1, it has ten to wait to join in marriage pharmaceutical liquid bottle 16, has adorned ten different liquid medicines, of course, the quantity that waits to join in marriage pharmaceutical liquid bottle 16 also can increase and decrease according to preparing needs.

Fig. 3 is the utility model discloses an exploded structure schematic diagram that partial casing was removed to the structure shown in fig. 1, as shown in fig. 3, the liquid collecting bottle is placed the position and is waited to join in marriage pharmaceutical liquid bottle and place the position department and all be provided with and hold in the palm cup 25, and liquid collecting bottle 23 and wait to join in marriage pharmaceutical liquid bottle 16 and place in holding in the cup 25. The support cup 25 is in a cylindrical shape with an open top, the liquid collecting bottle 23 and the liquid bottle 16 to be dispensed are placed into the support cup 25 from the open top of the support cup 25, a clamping hole for clamping the support cup 25 is formed in the machine shell 11, the support cup 25 is arranged for placing the liquid collecting bottle 23 and the liquid bottle 16 to be dispensed, and the liquid collecting bottle 23 and the liquid bottle 16 to be dispensed can be limited. The top of the cup holder 25 is clamped in the clamping hole of the casing 11, and the bottom of the cup holder extends into the casing 11, so that the inner space of the casing 11 can be fully utilized.

Referring to fig. 1 and 3, an electrical box 26 is disposed on one side of the housing 11, and an electrical box door 27 is disposed on the electrical box 26, so that the electronic components in the electrical box 26 can be inspected and maintained by opening the electrical box door 27.

Referring to fig. 1, the bottom of the frame 10 is provided with a roller 28 for moving the liquid dispenser, and the roller 28 may be a directional wheel or a universal wheel.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The liquid preparation instrument is characterized by comprising a rack (10) and a casing (11) arranged on the rack (10), wherein a pump (12), a conductivity meter (13), a PH meter (14) and a flow meter (15) which are sequentially connected are arranged in the casing (11); the pump (12) is used for being connected with a liquid medicine bottle (16) to be prepared, the number of the pumps (12) is multiple, and the pumps (12) are connected with the conductivity meter (13) so as to enable liquid medicine to sequentially flow through the conductivity meter (13), the PH meter (14) and the flow meter (15); the flowmeter (15) is connected with a liquid outlet, and the liquid outlet is used for outputting the prepared liquid medicine.

2. The fluid dispenser according to claim 1, further comprising a pressure sensor (20), said pressure sensor (20) being provided at a rear end of said flow meter (15).

3. The liquid dispenser according to claim 2, further comprising an automatic safety valve (21), wherein the automatic safety valve (21) is provided at a rear end of the pressure sensor (20).

4. A dispenser according to claim 3, further comprising a manual valve (22), said manual valve (22) being provided at a rear end of said automatic safety valve (21), and said manual valve (22) being provided outside said housing (11).

5. The liquid dispenser according to claim 4, wherein a three-way solenoid valve (18) is arranged between the manual valve (22) and the liquid outlet, one of three ports of the three-way solenoid valve (18) is connected with the manual valve (22), the second port is used as the liquid outlet, and the third port is used as a waste discharge port.

6. The dispensing apparatus according to claim 5, characterized in that a three-way solenoid valve (18) or a four-way solenoid valve (19) is provided between the pump (12) and the bottles (16) of the pharmaceutical substance to be dispensed, so that one pump (12) can be connected to a plurality of bottles (16) of the pharmaceutical substance to be dispensed.

7. The liquid dispenser according to claim 1, wherein a liquid bottle placing position for placing the liquid bottle (23) is arranged in front of the casing (11), and a liquid bottle placing position for placing the liquid bottle (16) to be dispensed is arranged at the top outside the casing (11).

8. The liquid dispenser according to claim 7, wherein a cup holder (25) is arranged at each of the liquid collecting bottle placing position and the liquid bottle placing position, and the liquid collecting bottle (23) and the liquid bottle (16) are placed in the cup holder (25).

9. A dispenser according to claim 1, wherein the flow meter (15) is a mass flow meter.

10. Dispensing apparatus according to claim 9, characterized in that the pump (12) is a peristaltic pump.