CN212881919U - Automatic online diluting device of medicament - Google Patents
Automatic online diluting device of medicament Download PDFInfo
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- CN212881919U CN212881919U CN202020431998.1U CN202020431998U CN212881919U CN 212881919 U CN212881919 U CN 212881919U CN 202020431998 U CN202020431998 U CN 202020431998U CN 212881919 U CN212881919 U CN 212881919U
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Abstract
The utility model discloses an automatic online diluting device of medicament, include: vacuum ejector, high-efficient blender, concentration controller, first inlet tube, advance pencil and second inlet tube, its characterized in that: install the governing valve of intaking on the first inlet tube for adjust dilution water source inlet flow, be provided with the backwash filter in one side of governing valve of intaking, mutual fixed connection between backwash filter and the first inlet tube, the second inlet tube sets up in first inlet tube one side, through first connecting elbow interconnect between first inlet tube and the second inlet tube, installs a electromagnetic flowmeter on the second inlet tube. The utility model discloses can guarantee the accuracy of diluting medicine concentration, fast, efficient, the operation is stable, and is easy and simple to handle, and very big degree has reduced the cost of labor, and can effectively control the concentration deviation that the medicament diluted the in-process and produce, has easy operation, stable performance, the usage is extensive, advantage that the precision is high.
Description
Technical Field
The utility model relates to a sea water desalination technical field especially relates to an automatic online diluting device of medicament.
Background
At present, a chemical agent is one of the necessary raw materials for the production process in the fields of water treatment industry, chemical industry, electric power industry and the like, and is limited by the transportation cost between production and use areas, so that the chemical agent is convenient to transport and store, is generally in an original state of medicament powder or concentrated solution, is temporarily configured, mixed and stored in a production site, and is added to a workshop production line through a medicament dissolving or diluting device.
In the current state of the art, there are several mainstream types of drug dilution devices: (1) the dilution proportion is controlled by controlling the rotating speed, the flow or the time of the medicament pump and the dilution pump, but along with the prolonging of the service time of the water pump, the aging and the faults of the water pump and the pipeline can influence the flow of a conveying medium of the water pump, thereby influencing the dilution proportion of the medicament and the water sample. (2) The micro-metering pump is used for accurately controlling the sample volume of the water sample and the medicament, but the micro-metering pump is high in cost and large in error when the dilution rate is large. (3) Carry out abundant mixing and stirring through large-scale container according to the medicament dilution ratio and have reached dilution concentration, carry to workshop production line through the medicament pump, but this mode area is big, and dilution rate is slow, and is inefficient, and the precision is low, and the controllability is poor, can not wash the pipeline on line.
The above-mentioned currently existing drug dilution devices also have the following disadvantages:
(1) the existing medicament diluting device is single in matched raw material, namely, only can be used for diluting a certain specific medicament and a specific diluting water source, and particularly relates to poor reusability.
(2) The existing medicament diluting device has the advantages of small adjustable range of the diluting process, complex structure, high cost, low efficiency, complex operation, poor controllability, large occupied space and low automation degree.
(3) The existing medicament diluting device is easy to cause the problem of medicament hardening on the inner wall of a conveying pipeline to cause unsmooth medicament adding or pipeline blockage.
(4) The existing medicament diluting device has poor mixing effect and is easy to cause the problem of medicament adding solution concentration deviation caused by insufficient medicament mixing.
(5) The diluting water source of the existing medicament diluting device is generally fresh water, the continuous time of the diluting process is long, the water consumption in unit time is large, and serious waste of fresh water resources is caused.
Therefore, there is a need for an automatic online dilution device for pharmaceutical preparations that can solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing an automatic online diluting device of medicament, the utility model discloses mainly to the leading pretreatment unit medicament dilution process of sea water desalination and the automatic diluting device of medicament that proposes, its dilution water source is gone out water by pretreatment unit and is replaced original industrial water (desalination), practices thrift a large amount of fresh water resource's consumption, has certain technical reference value to the sea water desalination medicament configuration of the same type, mixes, dilution process.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: an automatic on-line medicament dilution device comprising: vacuum ejector, high-efficient blender, concentration controller, first inlet tube, advance pencil and second inlet tube, its characterized in that: the device comprises a first water inlet pipe, a second water inlet pipe, a vacuum ejector and a liquid medicine inlet pipe, wherein a water inlet regulating valve is arranged on the first water inlet pipe and used for regulating the inflow rate of a dilution water source, a backwashing filter is arranged on one side of the water inlet regulating valve and fixedly connected with the first water inlet pipe, the second water inlet pipe is arranged on one side of the first water inlet pipe, the first water inlet pipe and the second water inlet pipe are mutually connected through a first connecting elbow, a first electromagnetic flowmeter is arranged on the second water inlet pipe and used for feeding real-time flow monitoring data back to an external logic control system, a first check valve is arranged on the second water inlet pipe and positioned at the upper end of the first electromagnetic flowmeter, the vacuum ejector is arranged at the upper end of the liquid medicine inlet pipe, one end of the vacuum ejector is mutually connected with the second water inlet pipe through a second connecting elbow, and the lower end, install into medicine governing valve, second check valve and second electromagnetic flow meter on advancing the pencil, the theory of operation and the structural style of second electromagnetic flow meter with first electromagnetic flow meter is the same, high-efficient blender fixed connection is in vacuum ejector's one end, and intercommunication each other between high-efficient blender's the entry and the high-efficient blender, concentration controller installs the exit end at high-efficient blender, and this concentration controller is used for monitoring high-efficient blender export diluent concentration value.
Furthermore, the vacuum ejector is a vacuum device which utilizes fluid to transfer energy and mass, a dilution water source with certain pressure in the vacuum ejector is ejected through nozzles symmetrically and uniformly distributed with certain side slopes, and the dilution water source is converged on a focus to convert the pressure energy into speed energy, so that the pressure in an air suction area is reduced to generate negative pressure as an inhalation power source of the concentrated medicament, and the negative pressure is used as a primary mixing device of the dilution water source and the concentrated medicament.
Furthermore, the working principle and the structure of the first check valve are the same as those of the second check valve, and the first check valve and the second check valve are both fluid one-way flow control mechanical parts and are used for avoiding reverse flow of fluid caused by special reasons.
Further, a pressure regulating valve is installed on the first water inlet pipe, and the pressure regulating valve is an adjustable mechanical part and is used for regulating fluctuation generated by the flow and the pressure of the dilution water source within a certain range.
Furthermore, the backwashing filter is a continuous online backwashing filter, and backwashing operation is automatically carried out when the pressure difference between the two ends of the inlet and the outlet of the backwashing filter is higher than a set value.
Furthermore, the water inlet regulating valve is an electric control valve, can freely regulate the opening according to a control signal of a logic system, and is used for regulating the water inlet flow of a dilution water source.
Further, the second electromagnetic flowmeter is different from the second electromagnetic flowmeter in material, and the second electromagnetic flowmeter is made of corrosion-resistant polytetrafluoroethylene plastic and used for different types of medicament flow monitoring processes.
Further, the concentration controller is an online concentration monitoring device and is used for monitoring the concentration value of the diluted medicament at the outlet of the high-efficiency mixer in real time and feeding the concentration value back to the logic control system.
Further, the high-efficiency mixer is a medicament mixing device with an internal flow channel arranged in a spiral manner and provided with a mixed flow baffle, and is used for secondarily promoting the medicament to be fully mixed and providing a basis for the concentration monitored by a subsequent concentration controller.
The utility model has the advantages that: the utility model provides an automatic online diluting device of medicament, the utility model relates to a high-efficient mixing diluting device for solving and reducing medicament and throwing process use concentration, the utility model discloses it is little mainly to current medicament diluting device adjustable range, and the structure is complicated, and is with high costs, and is efficient, and the operation is complicated, and the controllability is poor, and it is big to take up an area of the space, and degree of automation hangs down the scheduling problem and provides an automatic online diluting device of medicament, and this device is one kind and regards as the dilution water sample with the sea water, is applicable to various types of concentration liquid medicament to can compromise the automatic diluting device that the medicament dilution concentration adjusted on line in real time. The utility model discloses compare with traditional medicament dilution mode and have obvious advantage, the accuracy of diluting medicine concentration can be guaranteed to this kind of device, and is fast, efficient, and the operation is stable, and is easy and simple to handle, and very big degree has reduced the cost of labor, and can the effective control medicament dilute the concentration deviation that the in-process produced, have easy operation, stable performance, use extensively, advantage that the precision is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the arrangement structure of the present invention.
Fig. 2 is a schematic view of the dilution water supply system of the present invention.
Fig. 3 is a schematic diagram of the working principle of the middle backwashing filter of the present invention in a normal filtering state (the water flow guide valve is opened).
Fig. 4 is a schematic diagram of the working principle of the backwash filter in the backwash sewage discharge state (the water flow guide valve is closed).
Wherein:
1. a water inlet regulating valve; 2. Backwashing the filter; 3. A pressure regulating valve;
4. a first electromagnetic flow meter; 5. A first check valve; 6. A medicine inlet regulating valve;
7. a second electromagnetic flow meter; 8. A second check valve; 9. A vacuum ejector;
10. a high-efficiency mixer; 11. A concentration controller; 12. A first water inlet pipe;
13. a medicine inlet pipe; 14. A first connecting elbow; 15. A second water inlet pipe;
16. second connecting elbow
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, 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.
Example 1:
fig. 1 is the utility model discloses an arrangement schematic diagram, fig. 2 is the utility model discloses a dilution water source water supply system schematic diagram, fig. 3 is the utility model discloses well backwash filter is at the theory of operation schematic diagram under normal filtration state (rivers guide valve is opened), fig. 4 is the utility model discloses well backwash filter is at the theory of operation schematic diagram under backwash blowdown state (rivers guide valve is closed), like fig. 1, fig. 2, the automatic online diluting device of a medicament that fig. 3 and fig. 4 show, include: vacuum ejector 9, high-efficient blender 10, concentration controller 11, first inlet tube 12, advance pencil 13 and second inlet tube 15, its characterized in that: a water inlet regulating valve 1 is installed on the first water inlet pipe 12 and used for regulating the flow rate of the diluted water source, a backwashing filter 2 is arranged on one side of the water inlet regulating valve 1, the backwashing filter 2 is fixedly connected with the first water inlet pipe 12, the second water inlet pipe 15 is arranged on one side of the first water inlet pipe 12, the first water inlet pipe 12 is connected with the second water inlet pipe 15 through a first connecting elbow 14, a first electromagnetic flow meter 4 is installed on the second water inlet pipe 15 and used for feeding real-time flow monitoring data back to an external logic control system, a first check valve 5 is installed on the second water inlet pipe 15, the first check valve 5 is positioned at the upper end of the first electromagnetic flow meter 4, the vacuum ejector 9 is arranged at the upper end of the medicine inlet pipe 13, and one end of the vacuum ejector 9 is connected with the second water inlet pipe 15 through a second connecting elbow 16, the lower extreme of vacuum ejector 9 and advance intercommunication between the pencil 13, install into medicine governing valve 6, second check valve 8 and second electromagnetic flow meter 7 on advancing the pencil 13, the theory of operation and the structural style of second electromagnetic flow meter 7 with first electromagnetic flow meter 4 is the same, high-efficient mixer 10 fixed connection is in the one end of vacuum ejector 9, and intercommunication between the entry of high-efficient mixer 10 and the high-efficient mixer 10, concentration controller 11 installs the exit end at high-efficient mixer 10, and this concentration controller 11 is used for monitoring high-efficient mixer 10 export diluent concentration value.
In the above scheme, the water inlet regulating valve 1 is an electric control valve, and can freely regulate the opening according to a logic system control signal, so as to regulate the water inlet flow of a dilution water source; the backwashing filter 2 is a continuous online backwashing filter, when the pressure difference between the two ends of an inlet and an outlet is higher than a set value, a backwashing operation flow (relating to the backwashing principle of the filter, such as the attached figures 3 and 4 of the specification) is automatically carried out, and part of a dilution water source passes through the backwashing operation flow during the backwashing operation flow, so that the continuous operation is realized.
The pressure regulating valve 3 is an adjustable mechanical part and is used for regulating fluctuation generated by the flow and the pressure of a dilution water source within a certain range, so that the flow is ensured to be stably changed, and fluctuation deviation of the concentration of a diluent is avoided to the maximum extent;
the first electromagnetic flowmeter 4 is a real-time flow monitoring component and can feed back real-time flow monitoring data to the logic control system; the working principle of the second electromagnetic flowmeter 7 is the same as that of the first electromagnetic flowmeter 4 in structural form, and the difference is that the second electromagnetic flowmeter 7 is made of corrosion-resistant polytetrafluoroethylene plastic and is suitable for monitoring the flow of different types of medicaments;
the first check valve 5 is a fluid one-way flow control mechanical component, and is used for preventing fluid from flowing reversely due to special reasons; the second check valve 8 has the same working principle and structure form as the first check valve 5;
the vacuum ejector 9 is a vacuum device which utilizes fluid to transfer energy and mass, a dilution water source with certain pressure in the vacuum ejector is ejected by nozzles symmetrically and uniformly distributed with certain side slopes, and is converged on a focus, so that the pressure energy is converted into speed energy, the pressure in an air suction area is reduced to generate negative pressure which is used as an inhalation power source of concentrated medicament, and the negative pressure is used as a primary mixing device of the dilution water source and the concentrated medicament;
the high-efficiency mixer 10 is a medicament mixing device with an internal flow channel arranged in a spiral manner and provided with a mixed flow baffle, is used for secondarily promoting the full mixing effect of medicaments and provides a basis for the concentration monitored by the subsequent concentration controller 11; the concentration controller 11 is an online concentration monitoring device, and is used for monitoring the concentration value of the diluted medicament at the outlet of the high-efficiency mixer 10 in real time and feeding the concentration value back to a logic control system, the logic control system is a central control device of an automatic online dilution device, and the logic control system can monitor the deviation between the real-time concentration and the instruction concentration and flow data monitored by the first electromagnetic flowmeter 4 and the second electromagnetic flowmeter 7 according to the concentration controller 11 (on the premise that the concentration of the concentrated medicament is known, the accurate concentration dilution process can be realized by controlling the first electromagnetic flowmeter 7 and the second electromagnetic flowmeter 7 to pass through the flow), and is used for adjusting the opening degrees of the water inlet regulating valve 1 and the medicament inlet regulating valve 6 in real time, so that the continuous, automatic and accurate medicament dilution process is realized; the first electromagnetic flowmeter 7, the second electromagnetic flowmeter 7, the water inlet regulating valve 1, the medicine inlet regulating valve 6 and the concentration controller 11 are respectively in controllable connection with the logic control system;
after the logic control system receives the shutdown command of the automatic online dilution device, the cleaning program is automatically executed, and the specific operation is briefly summarized as follows: the medicine feeding adjusting valve 6 is closed, the water feeding adjusting valve 1 is kept open, a continuous cleaning link is implemented for a subsequent pipeline of the online diluting device, the pipeline is prevented from being blocked after the medicine is attached and solidified, and the washing time can be freely adjusted according to the actual operation period of the online diluting device or the sampling concentration of a medicine feeding point.
The working mode is as follows: the utility model provides an automatic online diluting device of medicament, the utility model discloses a sea water is as diluting the water source (the water source of dilution specifically is sea water preliminary treatment high efficiency coagulating sedimentation pond (can get rid of most suspended solid and glutinous mud in the sea water) goes out water through pressure boost centrifugal pump, a filter, pressure regulating valve 3 etc. and carries to medicament diluting device, see this specification attached drawing 2 in detail) through inlet regulating valve 1 (according to concentration controller 11 feedback signal, logic control system adjusts inlet regulating valve 1 and inlet regulating valve 6 aperture states in real time), backwash filter 2 (filtration holds back the foreign particle that probably exists in the dilution water sample), pressure regulating valve 3 (stabilizes inlet pressure, avoid the fluctuation of flow to influence medicament dilution concentration), first electromagnetic flow festival (real-time supervision dilutes the flow, and give data signal feedback to logic control system), The first check valve 5 (which prevents the diluted water sample and the medicament from flowing back) enters the vacuum ejector 9, pressure energy is converted into speed energy due to the extremely high flow rate of the diluted water sample in the vacuum ejector, and negative pressure is generated by the pressure reduction of an air suction area and is used as a concentrated medicament suction power source; on the other hand, the concentrated medicament enters the air suction area of the vacuum ejector 9 through the medicament inlet regulating valve 6 (the action principle is the same as the water inlet regulating valve 1, and the outlet of the concentrated medicament box is provided with a filter, so that the concentrated medicament is not arranged here), the second electromagnetic flow node (the action principle is the same as the first electromagnetic flow meter 4) and the second check valve 8 (the principle is the same as the first check valve 5) and then enters the high-efficiency mixer 10 (the internal flow channel is set to be spiral and is provided with a mixed flow baffle plate for promoting the medicament mixing effect) for secondary mixing, the finally mixed and diluted medicament is fed to a medicament feeding point through the concentration controller 11, and the concentration controller 11 can feed back to the logic control system for regulating the openings of the water inlet regulating valve 1 and the medicament inlet regulating valve 6 in real time according to the monitored deviation of the actual concentration and the instruction concentration and the monitored flow data of the first electromagnetic flow meter 4, thereby realizing the continuous, automatic and accurate medicament dilution process.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. An automatic on-line medicament dilution device comprising: vacuum ejector, high-efficient blender, concentration controller, first inlet tube, advance pencil and second inlet tube, its characterized in that: the device comprises a first water inlet pipe, a second water inlet pipe, a vacuum ejector and a liquid medicine inlet pipe, wherein a water inlet regulating valve is arranged on the first water inlet pipe and used for regulating the inflow rate of a dilution water source, a backwashing filter is arranged on one side of the water inlet regulating valve and fixedly connected with the first water inlet pipe, the second water inlet pipe is arranged on one side of the first water inlet pipe, the first water inlet pipe and the second water inlet pipe are mutually connected through a first connecting elbow, a first electromagnetic flowmeter is arranged on the second water inlet pipe and used for feeding real-time flow monitoring data back to an external logic control system, a first check valve is arranged on the second water inlet pipe and positioned at the upper end of the first electromagnetic flowmeter, the vacuum ejector is arranged at the upper end of the liquid medicine inlet pipe, one end of the vacuum ejector is mutually connected with the second water inlet pipe through a second connecting elbow, and the lower end, install into medicine governing valve, second check valve and second electromagnetic flow meter on advancing the pencil, the theory of operation and the structural style of second electromagnetic flow meter with first electromagnetic flow meter is the same, high-efficient blender fixed connection is in vacuum ejector's one end, and intercommunication each other between high-efficient blender's the entry and the high-efficient blender, concentration controller installs the exit end at high-efficient blender, and this concentration controller is used for monitoring high-efficient blender export diluent concentration value.
2. The automatic online medicament diluting device as claimed in claim 1, wherein: the vacuum ejector is a vacuum device which utilizes fluid to transfer energy and mass, a dilution water source with certain pressure in the vacuum ejector is ejected by nozzles symmetrically and uniformly distributed into certain side slopes, the dilution water source is converged on a focus, the pressure energy is converted into speed energy, the pressure in an air suction area is reduced to generate negative pressure which is used as an inhalation power source of concentrated medicament, and the negative pressure is used as a primary mixing device of the dilution water source and the concentrated medicament.
3. The automatic online medicament diluting device as claimed in claim 1, wherein: the first check valve has the same working principle and structure as the second check valve, and the first check valve and the second check valve are both one-way fluid flow control mechanical parts and are used for avoiding reverse flow of fluid.
4. The automatic online medicament diluting device as claimed in claim 1, wherein: the first water inlet pipe is provided with a pressure regulating valve which is an adjustable mechanical part and is used for regulating fluctuation generated by the flow and the pressure of a dilution water source within a certain range.
5. The automatic online medicament diluting device as claimed in claim 1, wherein: the backwashing filter is a continuous online backwashing filter, and backwashing operation is automatically carried out when the pressure difference between the two ends of the inlet and the outlet is higher than a set value.
6. The automatic online medicament diluting device as claimed in claim 1, wherein: the water inlet regulating valve is an electric control valve, can freely regulate the opening according to a control signal of a logic system, and is used for regulating the water inlet flow of a dilution water source.
7. The automatic online medicament diluting device as claimed in claim 1, wherein: the second electromagnetic flowmeter is made of different materials and is made of corrosion-resistant polytetrafluoroethylene plastics for different types of medicament flow monitoring processes.
8. The automatic online medicament diluting device as claimed in claim 1, wherein: the concentration controller is an online concentration monitoring device and is used for monitoring the concentration value of the diluted medicament at the outlet of the high-efficiency mixer in real time and feeding back the concentration value to the logic control system.
9. The automatic online medicament diluting device as claimed in claim 1, wherein: the high-efficiency mixer is a medicament mixing device with an internal flow channel arranged in a spiral manner and provided with a mixed flow baffle, is used for secondarily promoting the medicament to be fully mixed, and provides a basis for the concentration monitored by a subsequent concentration controller.
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| CN202020431998.1U CN212881919U (en) | 2020-03-30 | 2020-03-30 | Automatic online diluting device of medicament |
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| CN202020431998.1U CN212881919U (en) | 2020-03-30 | 2020-03-30 | Automatic online diluting device of medicament |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115991525A (en) * | 2023-02-16 | 2023-04-21 | 西安热工研究院有限公司 | Intelligent management and control system based on novel coagulation water purifying agent device |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115991525A (en) * | 2023-02-16 | 2023-04-21 | 西安热工研究院有限公司 | Intelligent management and control system based on novel coagulation water purifying agent device |
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