CN218066589U - Flow metering device convenient for conveying organic solvent liquid - Google Patents
Flow metering device convenient for conveying organic solvent liquid Download PDFInfo
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- CN218066589U CN218066589U CN202221813291.2U CN202221813291U CN218066589U CN 218066589 U CN218066589 U CN 218066589U CN 202221813291 U CN202221813291 U CN 202221813291U CN 218066589 U CN218066589 U CN 218066589U
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Abstract
The utility model discloses a flow metering device convenient for conveying organic solvent liquid, which comprises a liquid storage tank and a metering tank which are arranged in a staggered manner, wherein the liquid storage tank is arranged at a high position, a blanking pipe is arranged at the bottom of the liquid storage tank, and an organic solvent feeding pipe is arranged at the top of the liquid storage tank; the measuring tank is arranged at the lower part and has a smaller volume than the liquid storage tank, a liquid level meter is arranged at the peripheral part of the measuring tank to measure the amount of the liquid in the measuring tank, the top of the measuring tank is connected with a discharging pipe of the liquid storage tank to ensure that the organic solution in the liquid storage tank enters the measuring tank through the discharging pipe, the top of metering tank is provided with the intercommunication trachea, and this intercommunication trachea intercommunication is at the top of liquid storage pot, the top of liquid storage pot is provided with waste gas outlet pipe way. The device can realize closed operation and reduce safety risk; small volume metering can be achieved.
Description
Technical Field
The utility model relates to a drug manufacturing technical field especially relates to a be convenient for organic solvent liquid carries flow metering device.
Background
In the prior art, a pharmaceutical manufacturing enterprise generally adopts a tank to be provided with a flowmeter for metering an organic solvent, and then conveys the metered organic solvent to the next procedure, and the technology has the defects that: 1. the cost is high. 2. The flow meter is electrically driven and there is a safety risk. 3. The metering of small volume has the problems of inaccurate and unreliable metering. 4. Failure to perform effective cooling may result in metering misalignment.
Disclosure of Invention
The utility model aims at the above-mentioned problem, provide a be convenient for organic solvent liquid carries flow metering device.
In order to realize the purpose, the technical scheme of the utility model is that:
a flow metering device convenient for conveying organic solvent liquid comprises a liquid storage tank and a metering tank which are arranged in a staggered manner, wherein the liquid storage tank is arranged at a high position, a blanking pipe is arranged at the bottom of the liquid storage tank, and an organic solvent feeding pipe is arranged at the top of the liquid storage tank; the metering tank is in low department and the volume is less than the liquid storage pot, the peripheral part of metering tank sets up the level gauge with the liquid volume in the metering tank, the top of metering tank and the unloading union coupling of liquid storage pot make the organic solution of liquid storage pot pass through the unloading pipe and get into the metering tank, the top of metering tank is provided with the intercommunication trachea, and this intercommunication trachea intercommunication is at the top of liquid storage pot, the top of liquid storage pot is provided with the waste gas outlet pipe way, and the design can make liquid storage pot and metering tank internal pressure keep balanced like this, ensures that liquid can be through gravity in the liquid storage pot from the inflow metering pot, the top of liquid storage pot is provided with waste gas pipeline and links to each other with exhaust gas system, ensures that the organic gas of emission does not pollute atmospheric environment.
As an improvement to the technical scheme, a waste gas pipeline is arranged at the bottom of the liquid storage tank and forms a closed loop with the waste gas outlet pipeline at the top, and the communication port of the waste gas outlet pipeline at the top and the liquid storage tank is far away from the communication port for communicating the gas pipe with the liquid storage tank. By the design, the gas flowing between the liquid storage tank and the metering tank and the gas flowing in the liquid storage tank are stable, and the fluctuation of the liquid in the liquid storage tank and the metering tank is minimum.
As an improvement of the technical scheme, the liquid storage tank is a liquid storage tank with a jacket, and a cooling medium inlet and outlet pipe is connected outside a cavity between the jacket and the outer wall of the liquid storage tank so as to lead the cooling medium to the cavity to pre-cool the organic solution in the liquid storage tank.
As the improvement to the technical scheme, the inner cavity of the liquid storage tank is provided with a stirring device, the stirring device is connected to the output shaft of the motor, and the motor is installed at the top of the liquid storage tank.
As an improvement to the technical scheme, valves are arranged on the blanking pipe at positions close to the top of the metering tank and the bottom of the liquid storage tank.
As an improvement to the above technical scheme, a solvent output pipe is arranged at the bottom of the metering tank.
The utility model discloses a carry flow metering device in organic solvent liquid contains liquid storage pot, two parts of metering tank. The outer wall of the liquid storage tank body is provided with a jacket, a cavity is formed between the jacket and the outer wall of the tank body, and a cooling medium is introduced into the cavity; the top of the liquid storage tank is provided with a driving motor, the inside of the liquid storage tank is provided with a stirring device, and the motor drives the stirring device to uniformly cool the organic solvent in the liquid storage tank; an organic solvent feeding pipeline is arranged at the top of the liquid storage tank, is connected with a tank area pipeline and is controlled by a solvent distribution system; the bottom of the liquid storage tank is provided with a waste gas pipeline which is connected with the waste gas pipeline and used for discharging waste gas; a blanking pipeline is arranged at the bottom of the liquid storage tank, the blanking pipeline is communicated with the top of the metering tank, and a valve control is arranged at an outlet; the top of the metering tank is communicated with the top of the liquid storage tank through a communicating gas pipeline for exhausting gas; the tank body of the metering tank is provided with a liquid level meter for metering; the liquid storage tank and the metering tank have height difference, liquid in the liquid storage tank can automatically flow into the metering tank through gravity, and a valve is arranged on a feeding pipe of the metering tank, namely a position of a blanking pipe close to the metering tank, so that the flow and the volume of the liquid can be controlled; when liquid in the liquid storage tank flows into the metering tank by gravity, gas is discharged into the liquid storage tank through the exhaust pipeline, the pressure balance between the liquid storage tank and the metering tank is maintained, the gas discharged into the liquid storage tank enters the waste gas pipeline and is discharged into the waste gas system, and the whole device is in closed operation. When in use, the liquid level on the metering tank is displayed, and the usage amount is controlled by a valve of a discharge pipeline of the metering tank.
Compared with the prior art, the utility model has the advantages and positive effect be: the utility model discloses a flow metering device for organic solvent liquid delivery, which can realize the pre-cooling of organic solvent; the closed operation can be realized, and the safety risk is reduced; small volume metering can be achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is an overall schematic view of the present invention.
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 of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by a person of ordinary skill in the art without creative efforts shall be included in the protection scope of the present invention.
As shown in fig. 1, the embodiment discloses a device for measuring the delivery flow of an organic solvent liquid conveniently, which comprises a liquid storage tank 1 and a metering tank 2 which are arranged in a staggered manner, wherein the liquid storage tank 1 is arranged at a high position, a blanking pipe 3 is arranged at the bottom of the liquid storage tank 1, and an organic solvent feeding pipe 4 is arranged at the top; metering tank 2 is in low department and the volume is less than liquid storage pot 1, the peripheral part of metering tank 2 sets up level gauge 5 with the liquid volume in the metering tank, the top of metering tank 2 is connected with the unloading pipe 3 of liquid storage pot 1 and is made the organic solution of liquid storage pot 1 get into metering tank 2 through unloading pipe 3, the top of metering tank 2 is provided with intercommunication trachea 6, this intercommunication trachea 6 intercommunication at the top of liquid storage pot 1, the top of liquid storage pot 1 is provided with waste gas outlet pipe 7, and design like this, the liquid flow between liquid storage pot 1, the metering tank 2 can not produce the pressure differential, ensures that liquid can flow into the metering tank in the metering tank from through gravity, and guarantees the accuracy of measurement. The top of the liquid storage tank 1 is provided with a waste gas outlet pipeline 7, so that discharged organic gas is ensured to enter a waste gas system, and the atmospheric environment is not polluted.
The bottom of the liquid storage tank 1 is provided with a waste gas pipeline and forms a closed loop with a waste gas outlet pipeline 7 at the top, and the communication port of the waste gas outlet pipeline 7 at the top and the liquid storage tank 1 is far away from the communication port of the communication gas pipe 6 and the liquid storage tank 1. Design like this, the gas flow between liquid storage pot 1, the metering tank 2 and the gaseous flow in the liquid storage pot are comparatively steady, and the fluctuation that causes liquid in liquid storage pot 1, the metering tank 2 is minimum, especially the liquid storage pot 1 through unloading pipe 3 in the time of flowing reinforced fluctuation minimum to metering tank 2, can guarantee the accuracy of measurement.
The liquid storage tank 1 is a liquid storage tank with a jacket, and a cooling medium inlet and outlet pipe is connected outside a cavity between the jacket 8 and the outer wall of the liquid storage tank so as to lead the cooling medium to the cavity to pre-cool the organic solution in the liquid storage tank. The inner cavity of the liquid storage tank 1 is provided with a stirring device 9, the stirring device 9 is connected to an output shaft of a motor 10, and the motor 10 is installed at the top of the liquid storage tank 1. Valves 11 and 12 are arranged on the blanking pipe 3 at positions close to the top of the metering tank 1 and the bottom of the liquid storage tank. And a solvent output pipe 13 is arranged at the bottom of the metering tank 1.
The utility model discloses a in organic solvent liquid delivery flow metering device contains liquid storage pot, two parts of metering tank. The outer wall of the tank body of the liquid storage tank is provided with a jacket, a cavity is formed between the jacket and the outer wall of the tank body, and a cooling medium is introduced into the cavity; a driving motor is arranged at the top of the liquid storage tank, a stirring device is arranged in the liquid storage tank, and the motor drives the stirring device to uniformly cool the organic solvent in the liquid storage tank; an organic solvent feeding pipeline is arranged at the top of the liquid storage tank, is connected with a tank area pipeline and is controlled by a solvent distribution system; the bottom of the liquid storage tank is provided with a waste gas pipeline which is connected with the waste gas pipeline and used for discharging waste gas; a blanking pipeline is arranged at the bottom of the liquid storage tank, the blanking pipeline is communicated with the top of the metering tank, and the outlet is controlled by a valve; the top of the metering tank is communicated with the top of the liquid storage tank through a communicating gas pipeline for exhausting gas; a liquid level meter is designed on the tank body of the metering tank and used for metering; the liquid storage tank and the metering tank have height difference, liquid in the liquid storage tank can automatically flow into the metering tank through gravity, and a valve is arranged on a feeding pipe of the metering tank, namely a position of a blanking pipe close to the metering tank, so that the flow and the volume of the liquid can be controlled; when liquid in the liquid storage tank flows into the metering tank by gravity, gas is discharged into the liquid storage tank through the exhaust pipeline, the pressure balance between the liquid storage tank and the metering tank is maintained, the gas discharged into the liquid storage tank enters the waste gas pipeline and is discharged into the waste gas system, and the whole device is in closed operation. When in use, the liquid level on the metering tank is displayed, and the usage amount is controlled by a valve of a discharge pipeline of the metering tank.
Compared with the prior art, the utility model has the advantages and positive effect be: the utility model discloses a flow metering device for organic solvent liquid delivery, which can realize the pre-cooling of organic solvent; the closed operation can be realized, and the safety risk is reduced; small volume metering can be achieved.
Claims (5)
1. A flow metering device convenient for conveying organic solvent liquid is characterized in that: the device comprises a liquid storage tank and a metering tank which are arranged in a staggered manner, wherein the liquid storage tank is arranged at a high position, a blanking pipe is arranged at the bottom of the liquid storage tank, and an organic solvent feeding pipe is arranged at the top of the liquid storage tank; the measuring tank is arranged at the lower part and has a smaller volume than the liquid storage tank, a liquid level meter is arranged at the peripheral part of the measuring tank to measure the amount of the liquid in the measuring tank, the top of the measuring tank is connected with a discharging pipe of the liquid storage tank to ensure that the organic solution in the liquid storage tank enters the measuring tank through the discharging pipe, the top of metering tank is provided with the intercommunication trachea, and this intercommunication trachea intercommunication is at the top of liquid storage pot, the top of liquid storage pot is provided with waste gas outlet pipe way.
2. A device for facilitating the delivery flow measurement of an organic solvent liquid according to claim 1, wherein: the liquid storage tank is a liquid storage tank with a jacket, and a cooling medium inlet pipe is connected outside a cavity between the jacket and the outer wall of the liquid storage tank so as to lead the cooling medium into the cavity to pre-cool the organic solution in the liquid storage tank.
3. A device for facilitating the delivery flow measurement of an organic solvent liquid according to claim 1, wherein: the inner cavity of the liquid storage tank is provided with a stirring device, the stirring device is connected to an output shaft of a motor, and the motor is installed at the top of the liquid storage tank.
4. The device for facilitating the delivery flow rate of an organic solvent liquid according to claim 1, wherein: and valves are arranged on the blanking pipe at the positions close to the top of the metering tank and the bottom of the liquid storage tank.
5. The device for facilitating the delivery flow rate of an organic solvent liquid according to claim 1, wherein: and a solvent output pipe is arranged at the bottom of the metering tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221813291.2U CN218066589U (en) | 2022-07-14 | 2022-07-14 | Flow metering device convenient for conveying organic solvent liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221813291.2U CN218066589U (en) | 2022-07-14 | 2022-07-14 | Flow metering device convenient for conveying organic solvent liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218066589U true CN218066589U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221813291.2U Active CN218066589U (en) | 2022-07-14 | 2022-07-14 | Flow metering device convenient for conveying organic solvent liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218066589U (en) |
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2022
- 2022-07-14 CN CN202221813291.2U patent/CN218066589U/en active Active
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