CN211366217U - High-pressure pneumatic conveying system for powdery materials - Google Patents
High-pressure pneumatic conveying system for powdery materials Download PDFInfo
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- CN211366217U CN211366217U CN201921568333.9U CN201921568333U CN211366217U CN 211366217 U CN211366217 U CN 211366217U CN 201921568333 U CN201921568333 U CN 201921568333U CN 211366217 U CN211366217 U CN 211366217U
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Abstract
The utility model provides a high-pressure pneumatic conveying system for powdery materials, which comprises an air source system, a continuous feeding and pressurizing conveying system, a receiving bin system and a control system, wherein the air source system comprises a high-pressure air storage tank, a high-pressure air source pipeline, a pressure regulating valve group, a first pressure detection device and a second pressure detection device; the continuous feeding and pressurizing conveying system comprises a high-pressure air source pipeline, a conveying tank, a feeding and pressurizing rotating device, a third pressure detection device, a pressurizing control valve and a high-pressure conveying pipeline; the receiving bin system comprises a receiving tank, a filtering device, an exhaust control valve, a silencing device, a fourth pressure detection device and a discharge control valve; the control system comprises an upper monitoring device, a PLC control system and a local control box. The utility model discloses an equipment layout is simple, directly pressurizes to 1-5Mpa through feed pressurization rotary device under the jetting pump, realizes continuous high-pressure transport, has reduced equipment cost, has improved conveying efficiency.
Description
Technical Field
The utility model belongs to powdery material's high-pressure pneumatic conveying system field especially relates to a powdery material's high-pressure pneumatic conveying system.
Background
It is known that conventional conveying systems for pulverulent materials have conveying pressures of from 0.1 to 0.7 MPa. The maximum material-gas ratio of the conveying system can only reach 60:1, therefore, a novel energy-saving efficient high-automation-degree high-pressure pneumatic conveying system for powdery materials is provided, the pressure of a conveying pipeline can reach 1-5MPa, and the material-gas ratio of the conveying system can reach more than 100: 1.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the high-pressure pneumatic conveying system for the powdery material comprises an air source system, a continuous feeding and pressurizing conveying system, a receiving bin system and a control system, wherein the air source system comprises a high-pressure air storage tank, a high-pressure air source pipeline, a pressure regulating valve bank, a first pressure detection device and a second pressure detection device, the high-pressure air storage tank is communicated with the pressure regulating valve bank through the high-pressure air source pipeline, and the first pressure detection device and the second pressure detection device are connected with the high-pressure air source pipeline and are respectively connected to the front and the back of the pressure regulating valve bank; the continuous feeding and pressurizing conveying system comprises a high-pressure gas source pipeline, a conveying tank, a feeding and pressurizing rotating device, a third pressure detection device, a pressurizing control valve and a high-pressure conveying pipeline, wherein the conveying tank is communicated with the feeding and pressurizing rotating device; the receiving bin system comprises a receiving tank, a filtering device, an exhaust control valve, a silencing device, a fourth pressure detection device and a discharge control valve, wherein the receiving tank is communicated with the exhaust control valve through the filtering device, the exhaust control valve is communicated with the silencing device, the fourth pressure detection device is installed at the top end of the receiving tank, and the discharge control valve is installed at the bottom of the receiving tank; the control system comprises an upper monitoring part, a PLC control system and an on-site control box, wherein the upper monitoring part is electrically connected with the PLC control system, the PLC control system is electrically connected with the on-site control box, and is used for receiving an electric signal sent by the upper monitoring part, controlling the on-site control box through a control cable through electric signal transmission, recovering a feedback signal through the control cable and finally feeding back the feedback signal to the upper monitoring part.
Preferably, the continuous feeding pressurized conveying system can realize free conversion between zero-pressure charging and high-pressure conveying.
Preferably, the pressure of the conveying pipeline of the high-pressure conveying pipeline (11) is 1-5MPa, and the conveying material-gas ratio can reach more than 100: 1.
The utility model has the advantages that: the equipment is simple in arrangement, the pressure is increased to 1-5Mpa directly through the feeding and pressurizing rotating device under the injection pump, continuous high-pressure conveying is realized, the equipment cost is reduced, and the conveying efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a high-pressure pneumatic conveying system for powdery materials;
fig. 2 is a schematic structural connection diagram of a control system of a high-pressure pneumatic conveying system for powdery materials.
In the figure: 1-high pressure gas storage tank; 2-high pressure gas source pipeline; 3-a pressure regulating valve group; 4-a first pressure detection device; 5-a second pressure detection device; 6-conveying a tank; 7-feeding and pressurizing the rotating device; 8-a third pressure detection device; 9-a pressure control valve; 10-a pipe conveying control valve; 11-a high pressure delivery pipe; 12-a receiving tank; 13-a filtration device; 14-an exhaust control valve; 15-a silencing device; 16-a fourth pressure detection device; 17-a discharge control valve; 18-a control system; 19-upper monitoring; 20-a PLC control system; 21-local control box.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The present invention is further described below:
example (b):
as shown in fig. 1, a high-pressure pneumatic conveying system for powdery materials comprises an air source system, a continuous feeding pressurized conveying system, a receiving bin system and a control system, wherein the air source system comprises a high-pressure air storage tank, a high-pressure air source pipeline, a pressure regulating valve bank, a first pressure detection device and a second pressure detection device, the high-pressure air storage tank is communicated with the pressure regulating valve bank through the high-pressure air source pipeline, and the first pressure detection device and the second pressure detection device are connected with the high-pressure air source pipeline and are respectively connected to the front and the back of the pressure regulating valve bank; the continuous feeding and pressurizing conveying system comprises a high-pressure gas source pipeline, a conveying tank, a feeding and pressurizing rotating device, a third pressure detection device, a pressurizing control valve and a high-pressure conveying pipeline, wherein the conveying tank is communicated with the feeding and pressurizing rotating device; the receiving bin system comprises a receiving tank, a filtering device, an exhaust control valve, a silencing device, a fourth pressure detection device and a discharge control valve, wherein the receiving tank is communicated with the exhaust control valve through the filtering device, the exhaust control valve is communicated with the silencing device, the fourth pressure detection device is installed at the top end of the receiving tank, and the discharge control valve is installed at the bottom of the receiving tank;
as shown in fig. 2, the control system comprises an upper monitor, a PLC control system and a local control box, the control system is used for the upper monitor of sending instructions and recovering feedback signals, the upper monitor is electrically connected with the PLC control system, the PLC control system is electrically connected with the local control box, the local control box is used for the on-off of each switch in the control system, the PLC control system is used for receiving electric signals sent by the upper monitor, controlling the local control box through a control cable by electric signal transmission, recovering the feedback signals through the control cable and finally feeding the feedback signals back to the upper monitor, the whole control system is arranged in the high-pressure pneumatic conveying system of the powdery materials, so that the whole high-pressure pneumatic conveying system realizes automation, automatic charging, automatic material full detection, automatic high-pressure pneumatic conveying, automatic stopping and no manual operation on site, the automation is completely realized, the running condition of equipment in the whole high-pressure pneumatic conveying system can be monitored in the upper monitoring, and the conveying time, the conveying period and the like can be set in the upper monitoring.
In particular, the continuous feeding pressurization conveying system can realize free conversion between zero-pressure charging and high-pressure conveying.
Specifically, the pressure of the conveying pipeline of the high-pressure conveying pipeline (11) is 1-5MPa, and the conveying material-gas ratio can reach more than 100: 1.
It should be noted that, in this document, moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A high-pressure pneumatic conveying system for powdery materials comprises an air source system, a continuous feeding and pressurizing conveying system, a receiving bin system and a control system, and is characterized in that the air source system comprises a high-pressure air storage tank (1), a high-pressure air source pipeline (2), a pressure regulating valve group (3), a first pressure detection device (4) and a second pressure detection device (5), wherein the high-pressure air storage tank (1) is communicated with the pressure regulating valve group (3) through the high-pressure air source pipeline (2), and the first pressure detection device (4) and the second pressure detection device (5) are connected with the high-pressure air source pipeline (2) and are respectively connected to the front and the back of the pressure regulating valve group (3); the continuous feeding pressurization conveying system comprises a high-pressure air source pipeline (2), a conveying tank (6), a feeding pressurization rotating device (7), a third pressure detection device (8), a pressurization control valve (9) and a high-pressure conveying pipeline (11), wherein the conveying tank (6) is communicated with the feeding pressurization rotating device (7), one end of the high-pressure air source pipeline (2) is communicated with the feeding pressurization rotating device (7) through the pressurization control valve (9), the other end of the high-pressure air source pipeline (2) is communicated with the high-pressure conveying pipeline (11) through a pipeline conveying control valve (10), and the third pressure detection device (8) is installed on the high-pressure conveying pipeline (11); the receiving bin system comprises a receiving tank (12), a filtering device (13), an exhaust control valve (14), a silencing device (15), a fourth pressure detection device (16) and a discharge control valve (17), wherein the receiving tank (12) is communicated with the exhaust control valve (14) through the filtering device (13), the exhaust control valve (14) is communicated with the silencing device (15), the fourth pressure detection device (16) is installed at the top end of the receiving tank (12), and the discharge control valve (17) is installed at the bottom of the receiving tank (12); control system (18) are including upper control (19), PLC control system (20), control box (21) on the spot, PLC control system (20) is connected to upper control (19) electricity, PLC control system (20) are connected with control box (21) electricity on the spot, PLC control system (20) are used for receiving the signal of telecommunication that upper control (19) sent to through signal of telecommunication transmission control box (21) on the spot, and retrieve feedback signal through control cable, and finally feed back to in upper control (19).
2. The high-pressure pneumatic conveying system for powdery materials as claimed in claim 1, characterized in that the continuous feeding pressurized conveying system can realize free conversion between zero-pressure charging and high-pressure conveying.
3. The high-pressure pneumatic conveying system for powdery materials according to claim 1, characterized in that the conveying pipeline pressure of the high-pressure conveying pipeline (11) is 1-5MPa and the conveying material-gas ratio can reach more than 100: 1.
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CN110510408A (en) * | 2019-09-20 | 2019-11-29 | 天津市实达电力设备有限公司 | A kind of high pressure air-transport system of granular material |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110510408A (en) * | 2019-09-20 | 2019-11-29 | 天津市实达电力设备有限公司 | A kind of high pressure air-transport system of granular material |
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