CN216187830U - Diluent conveying device for color coating line - Google Patents
Diluent conveying device for color coating line Download PDFInfo
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- CN216187830U CN216187830U CN202122407668.6U CN202122407668U CN216187830U CN 216187830 U CN216187830 U CN 216187830U CN 202122407668 U CN202122407668 U CN 202122407668U CN 216187830 U CN216187830 U CN 216187830U
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Abstract
The utility model discloses a color coating line diluent conveying device which comprises a pumping module, a liquid outlet pipeline and a closed container used for storing a diluent, wherein the closed container is provided with a first connector and a second connector, the pumping module is connected with the first connector in a sealing mode, the liquid outlet pipeline is connected with the second connector in a sealing mode, and the liquid outlet pipeline extends to the bottom of the closed container. The diluent conveying device for the color coating line, provided by the utility model, can save the diluent extraction time and improve the conveying efficiency, and is convenient to install and simple to operate.
Description
Technical Field
The utility model relates to the technical field of color plate production, in particular to a diluent conveying device for a color coating line.
Background
The color coated steel plate is a composite material formed by coating one or more layers of organic coatings on a metal substrate and baking, the coatings can have various colors, and the color coated steel plate is named as a color plate for short and is also called as an organic coated steel plate.
The paint adopted by the color coating unit is special for color-coated steel plates, and the raw liquid has high viscosity and cannot be directly used for production due to various technological indexes and physical performance requirements, and a certain amount of diluent is required to be added for dilution and adjustment so as to meet the production requirements of the production line on the paint.
In order to ensure the continuous production of a production line, the cold rolling color coating unit needs to dilute and adjust the coating in advance in the running process of the unit so as to meet the process requirements. When the coating stock solution is adjusted to the viscosity second which meets the use requirement of the production line, the diluent in the whole barrel of the diluent needs to be pumped and added into the coating barrel in a mode of a hand pump, and a certain amount of the diluent is added for viscosity adjustment, the coating process requirements of different colors are different, and the coating process is influenced by the process parameters of the production line speed, the strip steel thickness, the paint adjusting temperature, the painting chamber temperature and the like. The production operation of the color coating unit needs to maintain certain linear speed and yield, and meanwhile, certain time limit is imposed on the extraction of the diluent.
The diluent is flammable and explosive volatile liquid, and cannot be extracted by using equipment related to electric appliances which are difficult to explode. Original hand pump needs the manual work to wave, uses inconvenient, hard, inefficiency and influences production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a diluent conveying device for a color coating line, which can save diluent extraction time and improve working efficiency, and is convenient to install, simple and safe to operate.
In order to achieve the purpose, the utility model provides a color coating line diluent conveying device which comprises an air pumping module, a liquid outlet pipeline and a closed container for storing a diluent, wherein the closed container is provided with a first connector and a second connector, the air pumping module is connected with the first connector in a sealing mode, the liquid outlet pipeline is connected with the second connector in a sealing mode, and the liquid outlet pipeline extends to the bottom of the closed container.
Optionally, the pumping module comprises a gas transmission pipeline and a gas transmission solenoid valve arranged on the gas transmission pipeline.
Optionally, the air pumping module further comprises an air pump connected to the air delivery pipe.
Optionally, the gas transmission pipeline or the closed container is provided with a pressure sensor.
Optionally, the gas transmission pipeline is provided with an automatic deflation mechanism, and the automatic deflation mechanism is connected with the pressure sensor.
Optionally, the liquid outlet pipeline comprises a main pipeline and a plurality of branch pipelines connected with the main pipeline, and any branch pipeline is provided with a branch electromagnetic valve and a branch flowmeter.
Optionally, the main conduit is provided with a total solenoid valve and a total flow meter.
Optionally, the system further comprises a control module connected with the pressure sensor, the automatic air release mechanism, the gas transmission solenoid valve, the branch solenoid valve, the main solenoid valve, the branch flowmeter and the main flowmeter.
Compared with the prior art, the novel color coating line diluent conveying device is designed aiming at the problem that the working efficiency of diluent pumping and conveying by a hand pump is low, the air pumping module is used for pressurizing the closed container, the diluent stored in the closed container is extruded out and conveyed to a designated position through a liquid outlet pipeline, and the conveying efficiency is obviously improved. On the other hand, the gas conveyed to the closed container is preferably high-purity nitrogen, and electrical equipment or pump equipment is not directly contacted with the diluent, so that safety accidents caused by electric sparks when the diluent and volatile matters thereof are contacted with the diluent are avoided, and the safety of conveying the diluent is improved.
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 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic diagram of a diluent delivery device of a color coating line according to an embodiment of the present invention.
Wherein:
1-a closed container, 2-an air pipeline, 3-an air pump, 4-an air solenoid valve, 5-a pressure sensor, 6-an automatic air release mechanism, 7-a liquid outlet pipeline and 8-a control module;
71-main pipe, 72-main electromagnetic valve, 73-main flow meter, 74-branch pipe, 75-branch electromagnetic valve and 76-branch flow meter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 1 is a schematic view of a color coating line diluent delivery device according to an embodiment of the present invention.
The color coating line diluent conveying device provided by the utility model comprises a closed container 1, a pumping module and a liquid outlet pipeline 7. Wherein, the closed container 1 is used for storing the diluent, and closed container 1 includes container body and the top cap that can open relatively container body, and top cap and container body pass through screw-thread fit seal to supply the diluent in closed container 1 as required. The first interface and the second interface can be opened at the side part of the top cover or the container body, the air pumping module is communicated with the inside of the closed container 1 through the first interface, and meanwhile, the connection part of the first interface is sealed; the liquid outlet pipeline 7 is communicated with the inside of the closed container 1 through a second interface, and the joint of the second interface is sealed.
One end of the liquid outlet pipe 7 extends to the bottom of the closed container 1, so that when the diluent is added into the closed container 1, the liquid outlet pipe 7 is immersed below the liquid level of the diluent. When the diluent is required to be conveyed, the pumping module is controlled to convey high-purity nitrogen into the closed container 1, the pressure in the closed container 1 is increased to generate a pressure difference with the atmospheric pressure, and the diluent in the closed container 1 is driven to be conveyed to a specified position under the action of the pressure difference.
Specifically, the pumping module comprises a gas transmission pipeline 2 and a gas transmission electromagnetic valve 4 arranged on the gas transmission pipeline 2, a liquid outlet valve group and a flow detection mechanism are correspondingly arranged on the liquid outlet pipeline 7, and the on-off of the gas transmission electromagnetic valve 4 and the liquid outlet valve group is controlled according to the output flow detected by the flow detection mechanism. The gas transmission pipeline 2 can be connected with a high-pressure gas source (such as a liquid nitrogen tank) to realize gas transmission into the closed container 1 when the gas transmission electromagnetic valve 4 is opened, and the gas transmission pipeline 2 can also be provided with a gas pump 3 to pump gas into the gas transmission pipeline 2 through the gas pump 3.
Further, the gas transmission pipeline 2 is also provided with a pressure sensor 5, the pressure sensor 5 is used for detecting the gas pressure transmitted to the closed container 1, the overpressure of the pressure of the closed container 1 is avoided, and the opening degree of the gas transmission electromagnetic valve 4 can be properly adjusted to be small when the pressure is increased. The pressure sensor 5 can also be directly arranged in the closed container 1, and when the pressure sensor 5 is arranged in the closed container 1, the pressure sensor 5 is arranged at the top in the closed container 1, so that the influence on the accuracy of air pressure measurement caused by the fact that the pressure sensor is immersed below the liquid level of the diluent is avoided. In addition, the gas transmission pipeline 2 is also provided with an automatic air release mechanism 6, the automatic air release mechanism 6 is connected with the pressure sensor 5, and when the air pressure detected by the pressure sensor 5 exceeds a set pressure, the automatic air release mechanism 6 automatically opens air release and pressure relief. The automatic air release mechanism 6 can also adopt a safety valve, and the safety valve can automatically release pressure when overpressure occurs without being connected with the pressure sensor 5.
In the above embodiment, the liquid outlet pipe 7 includes the main pipe 71 and the plurality of branch pipes 74 connecting the main pipe 71. The main pipe 71 is connected to the second port of the closed vessel 1, and the diluent is transported to a different specified location or a specified vessel through the branch pipe 74. The valve outlet group comprises a main electromagnetic valve 72 arranged on the main pipeline 71 and branch electromagnetic valves 75 arranged on each branch pipeline 74, and the flow detection mechanism comprises a main flow meter 73 arranged on the main pipeline 71 and a branch flow meter 76 arranged on each branch pipeline 74. The amount of diluent delivered to the various containers is controlled by a bypass solenoid valve 75 and a bypass flow meter 76, and the total flow of diluent is controlled by a main solenoid valve 72 and a main flow meter 73.
Preferably, the color coating line diluent conveying device provided by the utility model further comprises a control module 8, the control module 8 is connected with the pressure sensor 5, the automatic deflation mechanism 6 and the gas transmission electromagnetic valve 4, the pressure sensor 5 feeds back a detected pressure value to the control module 8, the control module 8 judges whether overpressure exists through comparison with a set pressure, and when the closed container 1 is overpressure, the control module 8 controls the automatic deflation mechanism 6 to open deflation and reduce or close the gas transmission electromagnetic valve 4. The control module 8 is further connected to a main electromagnetic valve 72, a branch electromagnetic valve 75, a main flowmeter 73 and a branch flowmeter 76, when the diluent is conveyed, an operator sets the liquid outlet flow of each branch pipeline in the control module 8, and when the branch flowmeter 76 detects that the liquid outlet flow of the current branch pipeline reaches the set liquid outlet flow, the control module 8 correspondingly closes the branch electromagnetic valve 75 of the current branch pipeline. When all branch pipelines reach the set liquid outlet amount, namely the main pipeline 71 reaches or slightly exceeds the set liquid outlet amount, the control module 8 controls the main electromagnetic valve 72 and the gas transmission electromagnetic valve 4 to be closed. Control module 8 can comprise computer, PLC and relay etc. and this application is no longer repeated.
The diluent conveying device for the color coating line provided by the utility model solves the problem of manual hand operation and saves manpower. Obviously shorten the operation time of diluent transport, improve the operating efficiency. The diluent is volatile liquid, can volatilize in the paint mixing room in placing the air for a long time after opening the case lid, and polluted air just influences staff's physical and mental health, the furthest has avoided the potential safety hazard. The high-purity nitrogen is used for pressurizing and carrying out quantitative conveying, so that the diluent is prevented from being polluted by gas, and the aim of quickly and automatically extracting the diluent is fulfilled.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The above details the diluent delivery device of the color coating line provided by the present invention. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a color coating line diluent conveyor, its characterized in that includes pump gas module, drain pipe and is used for storing the airtight container of diluent, airtight container is equipped with first interface and second interface, pump gas module sealing connection first interface, the drain pipe sealing connection the second interface just the drain pipe extends to airtight container's bottom.
2. The color-coated line diluent delivery device according to claim 1, wherein the pumping module comprises a gas delivery pipe and a gas delivery solenoid valve arranged on the gas delivery pipe.
3. The color-coating line diluent delivery device of claim 2, wherein the air pumping module further comprises an air pump connected to the air delivery conduit.
4. The thinner delivery device of claim 2 or 3, wherein the gas pipeline or the closed container is provided with a pressure sensor.
5. The color-coated line diluent delivery device according to claim 4, wherein the gas delivery pipeline is provided with an automatic air release mechanism, and the automatic air release mechanism is connected with the pressure sensor.
6. The color-coated line diluent conveying device according to claim 5, wherein the liquid outlet pipeline comprises a main pipeline and a plurality of branch pipelines connected with the main pipeline, and any branch pipeline is provided with a branch electromagnetic valve and a branch flowmeter.
7. The color-coating line diluent delivery device according to claim 6, wherein the main pipe is provided with a total solenoid valve and a total flow meter.
8. The color-coated line diluent delivery device according to claim 7, further comprising a control module connected to the pressure sensor, the automatic air-bleed mechanism, the air-delivery solenoid valve, the branch solenoid valve, the main solenoid valve, the branch flow meter and the main flow meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122407668.6U CN216187830U (en) | 2021-09-30 | 2021-09-30 | Diluent conveying device for color coating line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122407668.6U CN216187830U (en) | 2021-09-30 | 2021-09-30 | Diluent conveying device for color coating line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216187830U true CN216187830U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122407668.6U Active CN216187830U (en) | 2021-09-30 | 2021-09-30 | Diluent conveying device for color coating line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216187830U (en) |
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2021
- 2021-09-30 CN CN202122407668.6U patent/CN216187830U/en active Active
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