CN220339483U - Liquid metering equipment of intermittent type formula double balance continuous weighing - Google Patents
Liquid metering equipment of intermittent type formula double balance continuous weighing Download PDFInfo
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- CN220339483U CN220339483U CN202321171306.4U CN202321171306U CN220339483U CN 220339483 U CN220339483 U CN 220339483U CN 202321171306 U CN202321171306 U CN 202321171306U CN 220339483 U CN220339483 U CN 220339483U
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- 239000007788 liquid Substances 0.000 title claims abstract description 180
- 238000005303 weighing Methods 0.000 title claims abstract description 97
- 239000011550 stock solution Substances 0.000 abstract description 13
- 238000005507 spraying Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses intermittent double-scale continuous weighing liquid metering equipment, and mainly relates to the field of liquid metering and adding; the liquid weighing device comprises a stock solution tank and two liquid weighing barrels, wherein each liquid weighing barrel is communicated with the stock solution tank through a liquid inlet pipe, each liquid inlet pipe is provided with a liquid inlet control valve, one end of each liquid inlet pipe, which is far away from the stock solution tank, is inserted into the liquid weighing barrel, the liquid inlet pipe is not contacted with the liquid weighing barrel, a weighing sensor is arranged on the liquid weighing barrel, the bottom of each liquid weighing barrel is provided with a liquid outlet pipe, one end of each liquid outlet pipe, which is far away from the liquid weighing barrel, is communicated with a liquid inlet of an oil pump set, and each liquid outlet pipe is provided with a liquid outlet control valve, and the oil pump set, the liquid outlet control valve, the liquid inlet control valve and the weighing sensor are all in signal connection with a controller; the utility model can realize continuous operation of weighing and spraying liquid without interruption.
Description
Technical Field
The utility model relates to the field of liquid metering and adding, in particular to intermittent double-scale continuous weighing liquid metering equipment.
Background
At present, most of liquid metering and adding equipment used in the feed, grain and fertilizer industries are manual adding equipment, time-controlled liquid adding equipment or single-barrel liquid metering and adding equipment, the manual adding precision is poor, the liquid cannot be added in real time, and unqualified products are easy to generate; the control time type liquid adding equipment has low precision, and is superior to manual operation, but can also produce unqualified products; the single-barrel type liquid metering and adding device has high precision, but the weighing of the next batch of liquid needs to be carried out after the spraying of the previous batch of liquid is completed, so that the time cost is greatly wasted.
Disclosure of Invention
The utility model aims to solve the problems in the prior art, and provides a liquid metering device for continuously weighing an intermittent double-scale, which can realize continuous operation of weighing and spraying liquid without interruption.
The utility model provides a liquid metering equipment that intermittent type formula double balance was weighed in succession, includes former liquid jar and two liquid weighing barrels, every liquid weighing barrel all communicates with the former liquid jar through the feed liquor pipe, and every all be equipped with the feed liquor control valve on the feed liquor pipe, the feed liquor pipe is kept away from the one end of former liquid jar and is inserted in the liquid weighing barrel, and the feed liquor pipe does not contact with the liquid weighing barrel, be equipped with weighing sensor on the liquid weighing barrel, the bottom of liquid weighing barrel is equipped with the drain pipe, the one end that the liquid weighing barrel was kept away from to the drain pipe communicates with the inlet of oil pump group, and is equipped with the play liquid control valve on every drain pipe, oil pump group, play liquid control valve, feed liquor control valve, weighing sensor all with controller signal connection.
Preferably, the weighing sensor is a pressure sensor arranged at the bottom of the liquid weighing barrel.
Preferably, the stock solution tank is provided with a liquid inlet collecting pipe, and one ends of the two liquid inlet pipes, which are far away from the liquid weighing barrel, are communicated with the liquid inlet collecting pipe.
Preferably, the liquid inlet of the oil pump group is provided with a liquid outlet collecting pipe, and one ends of the two liquid outlet pipes, which are far away from the liquid weighing barrel, are communicated with the liquid outlet collecting pipe.
Compared with the prior art, the utility model has the beneficial effects that:
the liquid inlet control valve is used for controlling the on-off of the liquid inlet pipe and can control the on-off of liquid entering the liquid weighing barrel; the weighing sensor is used for weighing the liquid weighing barrel, the liquid outlet control valve is used for controlling the on-off of the liquid outlet pipe, and the on-off of liquid flowing out of the liquid weighing barrel can be controlled; the liquid is driven by the oil pump group to be sprayed, the states of the liquid inlet control valves of the two liquid weighing barrels are opposite, the states of the liquid outlet control valves of the two liquid weighing barrels are also opposite, when one liquid weighing barrel is used for weighing, the liquid of the other liquid weighing barrel is sprayed, and vice versa, the two liquid weighing barrels are controlled by the controller, so that continuous operation of weighing and liquid spraying is realized.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
The reference numbers shown in the drawings: 1. a stock solution tank; 11. a liquid inlet header; 2. a liquid weighing barrel; 21. a weighing sensor; 3. a liquid inlet pipe; 31. a liquid inlet control valve; 4. a liquid outlet pipe; 41. a liquid outlet control valve; 5. an oil pump unit; 51. a liquid outlet header.
Detailed Description
The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the utility model, and such equivalents are intended to fall within the scope of the utility model as defined herein.
Examples: as shown in fig. 1, the utility model provides a liquid metering device for continuously weighing an intermittent double-scale, which comprises a stock solution tank 1 and two liquid weighing barrels 2, wherein each liquid weighing barrel 2 is communicated with the stock solution tank 1 through a liquid inlet pipe 3, stock solution in the stock solution tank 1 enters the corresponding liquid weighing barrel 2 through the liquid inlet pipe 3, and each liquid inlet pipe 3 is provided with a liquid inlet control valve 31, and the liquid inlet control valves 31 are used for controlling the on-off of the liquid inlet pipe 3.
Preferably, in order to arrange the pipelines orderly, the stock solution tank 1 is provided with a liquid inlet collecting pipe 11, one ends of the two liquid inlet pipes 3 far away from the liquid weighing barrel 2 are communicated with the liquid inlet collecting pipe 11, and the end part of the liquid inlet collecting pipe 11 is provided with a tee joint for connecting the liquid inlet pipes 3.
The one end that feed liquor pipe 3 kept away from former liquid jar 1 inserts in the liquid weighing barrel 2, and feed liquor pipe 3 and liquid weighing barrel 2 contactless, avoid feed liquor pipe 3 symmetrical weight to cause the interference, be equipped with the inlet that suits with feed liquor pipe 3 at the top of liquid weighing barrel 2, leave the clearance between the outer wall of feed liquor pipe 3 and the inner wall of inlet.
The liquid weighing barrel 2 is provided with a weighing sensor 21, the weighing sensor 21 is used for weighing the liquid weighing barrel 2, preferably, the weighing sensor 21 is a pressure sensor arranged at the bottom of the liquid weighing barrel 2, the upper end of the weighing sensor 21 is rigidly connected with the liquid weighing barrel 2, and the lower end of the weighing sensor 21 is rigidly connected with a rigid support body.
The bottom of the liquid weighing barrel 2 is provided with a liquid outlet pipe 4, one end, far away from the liquid weighing barrel 2, of the liquid outlet pipe 4 is communicated with a liquid inlet of the oil pump set 5, liquid is driven to be sprayed out by the oil pump set 5, each liquid outlet pipe 4 is provided with a liquid outlet control valve 41, the liquid outlet control valves 41 are used for controlling the on-off of the liquid outlet pipe 4, and the liquid outlet control valves 41 and the liquid inlet control valves 31 can all adopt pneumatic ball valves.
Preferably, in order to arrange the pipelines orderly, the liquid inlet of the oil pump set 5 is provided with a liquid outlet collecting pipe 51, one ends of the two liquid outlet pipes 4 far away from the liquid weighing barrel 2 are both communicated with the liquid outlet collecting pipe 51, and one end of the liquid outlet collecting pipe 51 is provided with a tee joint for installing the liquid outlet pipe 4.
The oil pump group 5, the liquid outlet control valve 41, the liquid inlet control valve 31 and the weighing sensor 21 are all connected with a controller through signals, the controller can adopt a PLC controller, and the controller controls the two weighing barrels to realize continuous operation of weighing and liquid spraying.
The two liquid weighing barrels 2 are respectively named as a first barrel and a second barrel, the states of the liquid outlet control valve 41 and the liquid inlet control valve 31 on the first barrel are opposite to the states of the liquid outlet control valve 41 and the liquid inlet control valve 31 of the second barrel, and when the first barrel 2 is weighed, the liquid in the second barrel 3 is sprayed out, and vice versa;
when the utility model is used, stock solution flows out of the stock solution tank 1 and flows into the liquid weighing barrel 2 through the liquid inlet control valve 31; the liquid inlet pipe 3 extends into the liquid weighing barrel 2 but is not contacted with the liquid weighing barrel 2; the upper end of the weighing sensor 21 is rigidly connected with the liquid weighing barrel 2, and the lower end is rigidly connected with a rigid support body; the weighed stock solution flows out through the liquid outlet control valve 41 and enters the oil pump set 5, and is sprayed out through the oil pump set 5.
Claims (4)
1. An intermittent double-scale continuous weighing liquid metering device is characterized in that: the liquid weighing device comprises a raw liquid tank (1) and two liquid weighing barrels (2), wherein each liquid weighing barrel (2) is communicated with the raw liquid tank (1) through a liquid inlet pipe (3), each liquid inlet pipe (3) is provided with a liquid inlet control valve (31), one end, far away from the raw liquid tank (1), of each liquid inlet pipe (3) is inserted into the liquid weighing barrel (2), the liquid inlet pipe (3) is not contacted with the liquid weighing barrel (2), a weighing sensor (21) is arranged on the liquid weighing barrel (2), the upper end of the weighing sensor (21) is rigidly connected with the liquid weighing barrel (2), and the lower end of the weighing sensor is rigidly connected with a rigid support body; the bottom of liquid weighing barrel (2) is equipped with drain pipe (4), the one end that liquid weighing barrel (2) was kept away from to drain pipe (4) communicates with the inlet of oil pump group (5), and is equipped with out liquid control valve (41) on every drain pipe (4), oil pump group (5), play liquid control valve (41), feed liquor control valve (31), weighing sensor (21) all with controller signal connection.
2. An intermittent double-scale continuous weighing liquid metering apparatus as claimed in claim 1 wherein: the weighing sensor (21) is a pressure sensor arranged at the bottom of the liquid weighing barrel (2).
3. An intermittent double-scale continuous weighing liquid metering apparatus as claimed in claim 1 wherein: the liquid weighing device is characterized in that a liquid inlet collecting pipe (11) is arranged on the raw liquid tank (1), and one ends, far away from the liquid weighing barrel (2), of the two liquid inlet pipes (3) are communicated with the liquid inlet collecting pipe (11).
4. An intermittent double-scale continuous weighing liquid metering apparatus as claimed in claim 1 wherein: the liquid inlet of the oil pump group (5) is provided with a liquid outlet collecting pipe (51), and one ends of the two liquid outlet pipes (4) far away from the liquid weighing barrel (2) are communicated with the liquid outlet collecting pipe (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321171306.4U CN220339483U (en) | 2023-05-12 | 2023-05-12 | Liquid metering equipment of intermittent type formula double balance continuous weighing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321171306.4U CN220339483U (en) | 2023-05-12 | 2023-05-12 | Liquid metering equipment of intermittent type formula double balance continuous weighing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220339483U true CN220339483U (en) | 2024-01-12 |
Family
ID=89449683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321171306.4U Active CN220339483U (en) | 2023-05-12 | 2023-05-12 | Liquid metering equipment of intermittent type formula double balance continuous weighing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220339483U (en) |
-
2023
- 2023-05-12 CN CN202321171306.4U patent/CN220339483U/en active Active
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