CN217802726U - Conveying system suitable for high-viscosity polyester plasticizer - Google Patents
Conveying system suitable for high-viscosity polyester plasticizer Download PDFInfo
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- CN217802726U CN217802726U CN202221888698.1U CN202221888698U CN217802726U CN 217802726 U CN217802726 U CN 217802726U CN 202221888698 U CN202221888698 U CN 202221888698U CN 217802726 U CN217802726 U CN 217802726U
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Abstract
The utility model relates to a conveying system suitable for high viscosity polyester plasticizer, including raw materials iron bucket, plunger pump, heater, transition feed bin, heating jacket, circulation gear pump, the plunger pump sets up in the raw materials iron bucket, the heater set up in the bottom of raw materials iron bucket, the discharge gate of plunger pump passes through the intermediate line and inserts the feed inlet of transition feed bin, the transition feed bin sets up in the heating jacket, the discharge gate warp of transition feed bin circulation gear pump and production line material pipeline deliver to each and produce the line, wherein, be provided with upper limit level sensor and lower limit position sensor in the transition feed bin, and the transition feed bin leans on the lower position to be provided with temperature control sensor. The material conveying system that this application realized, the feed is stable, and the continuity is good, can guarantee to produce the high-efficient operation of line, improve equipment's effective life simultaneously.
Description
Technical Field
The utility model relates to a conveying system suitable for high viscosity polyester plasticizer.
Background
In the production of slush molding materials, high viscosity liquid cans are often used, for example, polyester plasticizers generally have a viscosity of 2500 to 4000cps at 25 ℃ and 20000 to 25000cps at 0 ℃, and the viscosity difference is very large depending on the temperature. The conventional method of use is to transport the material directly to the production line with a plunger pump and requires either building a greenhouse or preheating the material using an electrical heating belt to reduce the viscosity. In addition, the high-viscosity material causes the pump to be easily damaged due to overpressure overload operation, and the viscosity fluctuation is large due to insufficient heating of the system, and the flow velocity fluctuation is increased accordingly, so that the material preparation precision of a production line is influenced.
Therefore, it is desirable to design a new and more stable material conveying system to solve the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a conveying system suitable for high viscosity polyester plasticizer, its feed is stable, and the continuity is good, can guarantee to produce the high-efficient operation of line, improve equipment's effective life simultaneously.
In order to achieve the purpose, the utility model adopts the technical proposal that:
the utility model provides a conveying system suitable for high viscosity polyester plasticizer, including raw materials iron bucket, plunger pump, heater, transition feed bin, heating jacket, circulation gear pump, the plunger pump sets up in the raw materials iron bucket, the heater set up in the bottom of raw materials iron bucket, the discharge gate of plunger pump passes through the intermediate line and inserts the feed inlet of transition feed bin, the transition feed bin sets up in heating jacket, the discharge gate warp of transition feed bin circulation gear pump and production line material pipeline deliver to each and produce the line, wherein, be provided with upper limit level sensor and lower limit position sensor in the transition feed bin, and the transition feed bin leans on the lower position to be provided with temperature control sensor.
For the above technical solution, the applicant has further optimization measures.
Further, the raw material iron bucket is arranged close to the transition bin, the diameter of the intermediate pipeline is 40-50 mm, and the length of the intermediate pipeline is 5-6 m.
Further, one end of the circulating gear pump is connected with a discharge port of the transition bin, the other end of the circulating gear pump is connected with a three-way valve, in the other two paths of outputs of the three-way valve, one path of the three-way valve passes through a production line material pipeline which is connected to each production line metering bin, and the other path of the three-way valve is connected to a feed port of the transition bin through a return pipeline.
Optionally, a safety relief valve is connected between the return pipeline and the production line material pipeline.
Optionally, a control valve for controlling the on-off of the feeding material and a pressure gauge for detecting the pressure in the production line material pipeline are arranged on the production line material pipeline.
To the application of above-mentioned technical scheme, compared with the prior art, the utility model has the following advantage:
the utility model discloses a conveying system suitable for high viscosity polyester plasticizer, it is through new structural adjustment, the transition feed bin has been add and the heating jacket that carries out even heating to it, thereby shorten the high viscosity transportation distance in the material transportation process as far as, concentrate simultaneously that high-efficient even preheating is enough to make conveying efficiency obtain promoting, the production beat is not disturbed and is guaranteed the productivity, the precision of prepareeing material improves in addition, also make the waste of raw materials and the useless (liquid) of danger all show the reduction.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic diagram of a delivery system suitable for high viscosity polyester plasticizers in accordance with one embodiment of the present invention.
Wherein the reference numerals are as follows:
1. raw materials iron drum, 2, plunger pump, 3, middle pipeline, 4, heater, 5, transition feed bin, 6, upper limit level sensor, 7, lower limit level sensor, 8, heating jacket, 9, circulating gear pump, 10, three-way valve, 11, produce the line material pipeline, 12, return line, 13, safety relief valve, 14, control valve, 15, manometer, 16, control by temperature change sensor, 17, produce the line measurement storehouse.
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 efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, 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.
Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
This embodiment has described a conveying system suitable for high viscosity polyester plasticizer, as shown in fig. 1, including raw materials iron bucket 1, plunger pump 2, heater 4, transition feed bin 5, heating jacket 8, circulating gear pump 9, plunger pump 2 sets up in raw materials iron bucket 1, heater 4 set up in raw materials iron bucket 1's bottom, plunger pump 2's discharge gate connects through intermediate pipe 3 the feed inlet of transition feed bin 5, transition feed bin 5 sets up in heating jacket 8, transition feed bin 5's discharge gate warp circulating gear pump 9 and producing line material pipeline 11 and sending to each and producing the line, wherein, be provided with upper limit level sensor 6 and lower limit level sensor 7 in the transition feed bin 5, and transition feed bin 5 leans on the lower position to be provided with temperature control sensor 16. The upper limit liquid level sensor 6 and the lower limit liquid level sensor 7 can realize the alarm of the high and low liquid levels in the transition stock bin 5, on the basis of which the start and stop of the plunger pump 2 at the position of the raw material iron barrel 1 can be controlled, and the temperature control sensor 16 can control the start and stop of the heating work of the heating jacket 8 after the preheating temperature is set, and even the start and stop of the following circulating gear pump 9.
The raw material iron bucket 1 is arranged close to the transition stock bin 5, the diameter of the intermediate pipeline 3 ranges from 40 to 50 mm, and the length of the intermediate pipeline is 5 to 6 m. The conveying system suitable for high viscosity polyester plasticizer of this embodiment has add transition feed bin 5 and has carried out the heating jacket 8 of even heating through new structural adjustment to shorten the high viscosity transport distance as far as with the material transportation in-process, concentrate simultaneously high-efficient even preheating and can make conveying efficiency obtain promoting, the production beat is not disturbed and is guaranteed the productivity, the precision of prepareeing material improves in addition, also make the waste of raw materials and the useless (liquid) of danger all show the reduction.
Specifically, regarding the consideration of discharging safety and material circulation, one end of the circulation gear pump 9 is connected with the discharging port of the transition bin 5, and the other end is connected with a three-way valve 10, of the other two outputs of the three-way valve 10, one is connected to the production line metering bin 17 of each production line through the production line material pipeline 11, and the other is connected to the feeding port of the transition bin 5 through the return pipeline 12. The three-way valve 10 can be used for switching the material internal circulation at the transition bin 5 or feeding materials to a production line; when material viscosity is too high or pressure is too big in producing line material pipeline 11, through the polyester plasticizer backward flow that will send out to transition feed bin 5 and heat again and reduce viscosity, then send out again to guarantee that the supply of material is smooth and easy, produce the setting of line measurement storehouse 17 simultaneously and not only can make statistics of to the material in service behavior of each line end, can also further guarantee simultaneously that the production beat of producing the line is not influenced by material reflux heating or pause feed and is interrupted.
In addition, a safety pressure relief valve 13 is connected between the return pipeline 12 and the production line material pipeline 11, and the safety pressure relief valve 13 is used for safely relieving pressure of each pipeline line in the system. And the production line material pipeline 11 is provided with a control valve 14 for controlling the on-off of the feeding and a pressure gauge 15 for detecting the pressure in the production line material pipeline 11.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a conveying system suitable for high viscosity polyester plasticizer, a serial communication port, including raw materials iron drum, plunger pump, heater, transition feed bin, heating jacket, circulation gear pump, the plunger pump sets up in the raw materials iron drum, the heater set up in the bottom of raw materials iron drum, the discharge gate of plunger pump passes through the middle pipeline and inserts the feed inlet of transition feed bin, the transition feed bin sets up in the heating jacket, the discharge gate warp of transition feed bin circulation gear pump and production line material pipeline deliver to each and produce the line, wherein, be provided with upper limit level sensor and lower limit position sensor in the transition feed bin, and the transition feed bin leans on the lower position to be provided with temperature control sensor.
2. The conveying system suitable for the high-viscosity polyester plasticizer according to claim 1, wherein the raw material iron bucket is arranged close to the transition bin, the diameter of the intermediate pipeline is 40 to 50 mm, and the length of the intermediate pipeline is 5 to 6 m.
3. The conveying system suitable for the high-viscosity polyester plasticizer according to claim 1, wherein one end of the circulating gear pump is connected with a discharge port of the transition bin, the other end of the circulating gear pump is connected with a three-way valve, one of the other two outputs of the three-way valve is connected to a production line metering bin of each production line through the production line material pipeline, and the other output of the three-way valve is connected to a feed port of the transition bin through a return pipeline.
4. The conveying system suitable for the high-viscosity polyester plasticizer according to claim 3, wherein a safety relief valve is connected between the return pipeline and the production line material pipeline.
5. The conveying system suitable for the high-viscosity polyester plasticizer according to any one of claims 1 to 4, wherein a control valve for controlling the on-off of the feeding material and a pressure gauge for detecting the pressure in the production line material pipeline are arranged on the production line material pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888698.1U CN217802726U (en) | 2022-07-22 | 2022-07-22 | Conveying system suitable for high-viscosity polyester plasticizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221888698.1U CN217802726U (en) | 2022-07-22 | 2022-07-22 | Conveying system suitable for high-viscosity polyester plasticizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217802726U true CN217802726U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221888698.1U Active CN217802726U (en) | 2022-07-22 | 2022-07-22 | Conveying system suitable for high-viscosity polyester plasticizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217802726U (en) |
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2022
- 2022-07-22 CN CN202221888698.1U patent/CN217802726U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215522 fluorine chemical industrial park, Changshu Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Weisilei Engineering Plastics (Changshu) Co.,Ltd. Address before: 215513 Fluorine Chemical Industrial Park, Changshu Economic Development Zone, Suzhou, Jiangsu Province Patentee before: Huamei engineering plastics (Changshu) Co.,Ltd. |
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| CP03 | Change of name, title or address |