CN215674164U - Chemical conveying pipeline - Google Patents

Chemical conveying pipeline Download PDF

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Publication number
CN215674164U
CN215674164U CN202120735764.0U CN202120735764U CN215674164U CN 215674164 U CN215674164 U CN 215674164U CN 202120735764 U CN202120735764 U CN 202120735764U CN 215674164 U CN215674164 U CN 215674164U
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China
Prior art keywords
control valve
conveying pipeline
liquid
pipe
chemical
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Active
Application number
CN202120735764.0U
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Chinese (zh)
Inventor
赵国飞
赵乐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Fuxuan Automation Technology Co ltd
Shanghai Fuxuan Automation Technology Co ltd
Original Assignee
Shanghai Fuji Automation Technology Co ltd
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Priority to CN202120735764.0U priority Critical patent/CN215674164U/en
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Abstract

The utility model provides a chemical conveying pipeline which comprises a conveying pipeline, wherein a liquid level sensor is arranged in the conveying pipeline, the left end of the conveying pipeline is connected with a liquid inlet pipe, a first control valve is arranged on the liquid inlet pipe, the right end of the conveying pipeline is connected with a liquid discharge pipe, a second control valve is arranged on the liquid discharge pipe, an exhaust pipe is arranged at the upper end of the conveying pipeline, and a third control valve is arranged on the exhaust pipe. The chemical exhaust control device is reasonable in structural design, liquid inlet and liquid discharge control of the conveying pipeline is controlled through the first control valve and the second control valve, the liquid level of chemicals in the conveying pipeline is monitored through the liquid level sensor, the third control valve controls the opening and closing of the exhaust pipe, control over chemical exhaust is achieved, the quality of the chemicals can be guaranteed, the conveying efficiency of the chemicals can be guaranteed, and leakage of the chemicals is avoided.

Description

Chemical conveying pipeline
Technical Field
The utility model relates to the field of chemical conveying, in particular to a chemical conveying pipeline.
Background
Chemical refers to both pure and mixtures of various elemental compositions, whether natural or man-made. In the chemical conveying process, a certain amount of bubbles exist, and the bubbles can have adverse effects on process equipment using chemicals, influence the stability of the equipment and cause reduction of production efficiency. The gas and the liquid can be separated by the gas-liquid separation system, so that the liquid is conveyed to the process machine.
Present chemical conveying pipeline is when carrying chemical liquid, and chemical liquid gets into the pipeline from the inlet, and from the leakage fluid dram discharge, the bubble is discharged from the gas vent, but the gas vent of chemical liquid can not be controlled, and the transport rate of chemical liquid when the gas vent is normally opened is not high, and the chemical easily takes place to leak, has certain defect.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies of the prior art, an object of the present invention is to provide a chemical delivery pipeline, which controls the opening and closing of an exhaust port, so that when there are few bubbles in the pipeline, the chemical liquid can be delivered at a high delivery efficiency by closing the exhaust port, and when there are many bubbles in the pipeline, the opening and closing of the exhaust port is opened to discharge the bubbles, thereby preventing the leakage of the chemical and ensuring that the chemical liquid delivered to the machine station meets the process requirements.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a chemical conveying pipeline, includes pipeline, pipeline inside is equipped with level sensor, the pipeline left end is connected with the feed liquor pipe, just be equipped with first control valve on the feed liquor pipe, the pipeline right-hand member is connected with the fluid-discharge tube, just be equipped with the second control valve on the fluid-discharge tube, the pipeline upper end is equipped with the blast pipe, just be equipped with the third control valve on the blast pipe.
In a preferred embodiment of the utility model, the level of the liquid inlet pipe is lower than the level of the exhaust pipe, and the level of the liquid inlet pipe is higher than the level of the liquid discharge pipe.
In a preferred embodiment of the present invention, an evacuation pipe is connected to a lower end of the conveying pipeline, and a fourth control valve is disposed on the evacuation pipe.
In a preferred embodiment of the present invention, the liquid level sensor is a capacitive liquid level sensor or a float switch.
In a preferred embodiment of the present invention, the liquid level sensor is electrically connected to the first control valve, the second control valve, the third control valve and the fourth control valve.
Through the technical scheme, the utility model has the following beneficial effects:
the chemical exhaust control device is reasonable in structural design, liquid inlet and liquid discharge control of the conveying pipeline is controlled through the first control valve and the second control valve, the liquid level of chemicals in the conveying pipeline is monitored through the liquid level sensor, the third control valve controls the opening and closing of the exhaust pipe, control over chemical exhaust is achieved, the quality of the chemicals can be guaranteed, the conveying efficiency of the chemicals can be guaranteed, and leakage of the chemicals is avoided.
Drawings
FIG. 1 is a front view of an external structure of a chemical delivery pipe according to the present invention;
fig. 2 is an external view of a chemical delivery pipeline according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
As shown in fig. 1 and 2, one embodiment of a chemical delivery line of the present invention is shown. In this embodiment, this chemical conveying pipeline includes pipeline 1, 1 inside level sensor that is equipped with of pipeline, 1 left end of pipeline is connected with feed liquor pipe 2, just be equipped with first control valve 3 on the feed liquor pipe 2, 1 right-hand member of pipeline is connected with fluid-discharge tube 4, just be equipped with second control valve 5 on the fluid-discharge tube 4, 1 upper end of pipeline is equipped with blast pipe 6, just be equipped with third control valve 7 on the blast pipe 6. In this embodiment, open first control valve 3, contain bubble chemical liquid and get into conveying pipeline 1 through feed liquor pipe 2 and realize gas-liquid separation, open second control valve 5 again, chemical liquid carries to follow-up board from fluid-discharge tube 4, sense liquid when liquid is low excessively when level sensor, open third control valve 7, make gas discharge from blast pipe 6, sense liquid when too high when the sensor, close third control valve 7, make full pipe chemical liquid pass through fluid-discharge tube 4 and carry follow-up board.
The level of the liquid inlet pipe 2 is lower than that of the exhaust pipe 6, and the level of the liquid inlet pipe 2 is higher than that of the liquid discharge pipe 4. In this embodiment, set up 2 level highs of feed liquor pipe and be higher than 4 level highs of fluid-discharge tube, the discharge of the chemical liquid of being convenient for, and 6 level highs of blast pipe are higher than feed liquor pipe 2, make the bubble in the chemical discharge from blast pipe 6, avoid the chemical to leak.
The lower end of the conveying pipeline 1 is connected with an emptying pipe 8, and a fourth control valve 9 is arranged on the emptying pipe 8. In this embodiment, when the interior of the conveying pipeline 1 needs to be maintained or cleaned, the first control valve 3 and the second control valve 5 are closed, and the fourth control valve 9 is opened, so that the residual chemicals in the conveying pipeline 1 are discharged from the emptying pipe 8, and after being emptied, the interior of the conveying pipeline 1 can be maintained or cleaned.
The liquid level sensor is a capacitance type liquid level sensor or a float switch. In this embodiment, the liquid level sensor is a capacitive liquid level sensor or a float switch, and the chemical liquid level inside the conveying pipeline 1 is monitored in real time.
The liquid level sensor is electrically connected with the first control valve 3, the second control valve 5, the third control valve 7 and the fourth control valve 9. In this embodiment, the liquid level sensor detects the liquid level of the chemicals in the conveying pipeline 1, and controls the opening and closing states of the first control valve 3, the second control valve 5 and the third control valve 7 according to the liquid level height, so as to ensure the quality of the discharged chemicals and the conveying efficiency of the chemicals.
When the chemical conveying pipeline works, the opening and closing states of the liquid inlet pipe 2, the liquid discharge pipe 4 and the exhaust pipe 6 are controlled by the first control valve 3, the second control valve 5 and the third control valve 7 according to the liquid level height of chemicals in the conveying pipeline 1, when the liquid level in the conveying pipeline 1 is low and more bubbles need to be discharged, the third control valve 7 is opened to discharge the bubbles in the chemicals, and when the liquid level in the conveying pipeline 1 is higher, the third control valve 7 is closed to directly discharge the chemicals from the liquid discharge pipe 4, so that the conveying efficiency of the chemicals is ensured, and the leakage of the chemicals is also avoided.
While the utility model has been described with respect to a preferred embodiment, it will be understood by those skilled in the art that the foregoing and other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention. Those skilled in the art can make various changes, modifications and equivalent arrangements, which are equivalent to the embodiments of the present invention, without departing from the spirit and scope of the present invention, and which may be made by utilizing the techniques disclosed above; meanwhile, any changes, modifications and variations of the above-described embodiments, which are equivalent to those of the technical spirit of the present invention, are within the scope of the technical solution of the present invention.

Claims (5)

1. A chemical delivery pipeline comprises a delivery pipeline and is characterized in that,
the liquid level sensor is arranged inside the conveying pipeline, the left end of the conveying pipeline is connected with a liquid inlet pipe, a first control valve is arranged on the liquid inlet pipe, the right end of the conveying pipeline is connected with a liquid discharge pipe, a second control valve is arranged on the liquid discharge pipe, an exhaust pipe is arranged at the upper end of the conveying pipeline, and a third control valve is arranged on the exhaust pipe.
2. The chemical delivery pipeline of claim 1, wherein the liquid inlet pipe level is lower than the gas exhaust pipe level, and the liquid inlet pipe level is higher than the liquid exhaust pipe level.
3. The chemical delivery pipeline according to claim 1, wherein an evacuation pipe is connected to the lower end of the delivery pipeline, and a fourth control valve is arranged on the evacuation pipe.
4. The chemical delivery pipeline of claim 1, wherein the liquid level sensor is a capacitive liquid level sensor or a float switch.
5. The chemical delivery conduit of claim 4, wherein the level sensor is electrically connected to each of the first control valve, the second control valve, the third control valve, and the fourth control valve.
CN202120735764.0U 2021-04-12 2021-04-12 Chemical conveying pipeline Active CN215674164U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120735764.0U CN215674164U (en) 2021-04-12 2021-04-12 Chemical conveying pipeline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120735764.0U CN215674164U (en) 2021-04-12 2021-04-12 Chemical conveying pipeline

Publications (1)

Publication Number Publication Date
CN215674164U true CN215674164U (en) 2022-01-28

Family

ID=79970255

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120735764.0U Active CN215674164U (en) 2021-04-12 2021-04-12 Chemical conveying pipeline

Country Status (1)

Country Link
CN (1) CN215674164U (en)

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Address after: Room 106-1, R&D Building, Xinqiao Integrated Circuit Science and Technology Park, No.1 Shuofang Road, Xinqiao Science and Technology Innovation Demonstration Zone, Hefei Economic and Technological Development Zone, Anhui Province, 230000

Patentee after: Hefei Fuxuan Automation Technology Co.,Ltd.

Address before: Room 702, Building 1, No. 50 Maoyuan Road, Fengxian District, Shanghai, 200000

Patentee before: SHANGHAI FUXUAN AUTOMATION TECHNOLOGY Co.,Ltd.

Address after: Room 702, Building 1, No. 50 Maoyuan Road, Fengxian District, Shanghai, 200000

Patentee after: SHANGHAI FUXUAN AUTOMATION TECHNOLOGY Co.,Ltd.

Address before: 201400 workshop 1, floor 1, building 7, No. 525, zhangwengmiao Road, Fengxian District, Shanghai

Patentee before: Shanghai Fuji Automation Technology Co.,Ltd.