CN212774885U - Self-adjusting frequency conversion system for adjusting air quantity of high-pressure fan in real time - Google Patents
Self-adjusting frequency conversion system for adjusting air quantity of high-pressure fan in real time Download PDFInfo
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- CN212774885U CN212774885U CN202021518007.XU CN202021518007U CN212774885U CN 212774885 U CN212774885 U CN 212774885U CN 202021518007 U CN202021518007 U CN 202021518007U CN 212774885 U CN212774885 U CN 212774885U
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Abstract
The utility model discloses a adjust self-interacting frequency conversion system of high pressure positive blower amount of wind in real time, including the PLC controller, laser sensor and air sensor are connected respectively to the input of PLC controller, and the output of PLC controller is connected with high pressure positive blower's input, and high pressure positive blower are connected gradually to high pressure positive blower's output, laser sensor sets up the top of the conveyer belt between compounding cylinder and sintering platform, air sensor sets up in high pressure positive blower's exit position, the utility model discloses can adjust high pressure positive blower's the amount of wind in real time according to the thickness of material.
Description
Technical Field
The utility model relates to a self-interacting frequency conversion system relates to the automatically regulated field.
Background
Because enterprise's self electric wire netting capacity is limited, high-voltage motor does not allow the direct start of total pressure, consequently choose rotor wound asynchronous motor for use, the starting mode is that rotor water resistance starts, automatic short circuit rotor sliding ring again after the start-up, such starting mode has attached a lot of electric secondary circuit, the starting process is complicated, water resistance device maintenance work volume of itself just is great moreover, only come into use in 20 seconds of starting process, availability factor is not high, but indispensable, obviously belong to laggard technology already. Meanwhile, the original running mode is full-speed running of the high-voltage motor, the air quantity of the high-voltage fan is regulated by regulating the opening degree of a wind shield at the outlet of the high-voltage fan, the resistance curve of an air channel is artificially changed by adopting air door regulation, a large amount of energy is wasted on the air door, and the high-voltage fan is obviously seriously out of the way at present when the energy is increasingly scarce; and the air quantity cannot be changed in real time according to the thickness change of the materials in the sintering machine by manually adjusting the air quantity, so that the drying effect of the materials is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a adjust self-interacting frequency conversion system of high pressure positive blower amount of wind in real time, can adjust high pressure positive blower's amount of wind size in real time according to the thickness of material to for automatically regulated, it is effectual to the stoving of material.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides a adjust self-interacting frequency conversion system of high pressure positive blower amount of wind in real time, includes the PLC controller, laser sensor and air sensor are connected respectively to the input of PLC controller, and the output of PLC controller is connected with high-voltage inverter's input, and high-voltage motor and high pressure positive blower are connected gradually to high-voltage inverter's output, laser sensor sets up the top of the conveyer belt between compounding cylinder and sintering platform, air sensor sets up in high pressure positive blower's exit position.
The utility model discloses technical scheme's further improvement lies in: the laser sensors are uniformly arranged at intervals along the conveying direction of the conveying belt, and the heights of the laser sensors from the conveying belt are the same.
The utility model discloses technical scheme's further improvement lies in: the laser sensors collect the thickness of the materials on the conveying belt in real time, the thickness signals of the materials are transmitted to the PLC, and the PLC calculates an average value according to the thickness of the materials transmitted by the laser sensors.
The utility model discloses technical scheme's further improvement lies in: the air quantity sensor collects the air quantity of the outlet of the high-pressure fan in real time and transmits a signal to the PLC.
The utility model discloses technical scheme's further improvement lies in: the PLC controller is of a model number SIMATIC S7-200 smart.
The utility model discloses technical scheme's further improvement lies in: the high-voltage frequency converter adopts a fresh air optical high-voltage frequency converter JD-BP 38-1000F.
Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:
the utility model discloses according to the real-time multiple spot measurement material thickness of laser sensor, give the PLC controller with the timely accurate transmission of data, the PLC controller carries out the frequency of analysis back to high-voltage inverter and adjusts, has realized the real-time control of the high-pressure positive blower amount of wind, can adjust the amount of wind size of high-pressure positive blower in real time according to the thickness of material to for automatically regulated, it is effectual to the stoving of material, avoided the waste of electric resource simultaneously, satisfy the requirement of production technology.
Drawings
FIG. 1 is a connection diagram of the present invention;
FIG. 2 is a schematic view of the installation position of some components of the present invention;
the device comprises a material mixing roller 1, a material mixing roller 2, a laser sensor 3, a conveying belt 4, a sintering platform 5, a high-pressure fan 6, an air quantity sensor 7, a high-voltage motor 8, a high-voltage frequency converter 9 and a PLC controller.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
as shown in figure 1, a self-adjusting frequency conversion system for adjusting the air quantity of a high-pressure fan in real time comprises a PLC (programmable logic controller) 9, wherein the input end of the PLC 9 is respectively connected with a laser sensor 2 and an air quantity sensor 6, the output end of the PLC 9 is connected with the input end of a high-pressure frequency converter 8, and the output end of the high-pressure frequency converter 8 is sequentially connected with a high-pressure motor 7 and the high-pressure fan 5. As shown in fig. 2, the laser sensors 2 are arranged right above the conveyer belt 3 between the mixing drum 1 and the sintering platform 4, the laser sensors 2 are uniformly arranged along the conveying direction of the conveyer belt 3 at intervals, the heights of the laser sensors from the conveyer belt 3 are the same, and the installation mode is perpendicular to the conveyer belt. The material thickness on the conveyer belt 3 is gathered in real time to a plurality of laser sensor 2, gives PLC controller 9 with material thickness signal transmission, PLC controller 9 calculates the average value according to the material thickness of a plurality of laser sensor 2 transmissions. The air quantity sensor 6 is arranged at the outlet position of the high-pressure fan 5, collects the air quantity at the outlet of the high-pressure fan 5 in real time, and transmits a signal to the PLC 9.
The working principle is as follows:
the laser sensor 2 is used for collecting the thickness of the material on the conveying belt 3 in real time, the data collection of the laser sensor 2 is multi-point measurement on the same plane, the average value of the data collection is obtained, and the accuracy of the thickness of the material is sought. The air quantity sensor 6 is used for collecting the air quantity of the pipeline outlet of the high-pressure fan 5 in real time, the laser sensor 2 and the air quantity sensor 6 transmit the collected data to the PLC controller 9, the PLC controller 9 analyzes and calculates the collected data and converts the data, and then transmits a control signal to the controller of the high-pressure frequency converter 8, so that the rotating speeds of the high-pressure motor 7 and the high-pressure fan 5 are controlled, the real-time control of the air quantity is realized, and the process requirements are met.
Claims (6)
1. The utility model provides a adjust self-interacting frequency conversion system of high pressure positive blower amount of wind in real time which characterized in that: including PLC controller (9), laser sensor (2) and air sensor (6) are connected respectively to the input of PLC controller (9), and the output of PLC controller (9) is connected with the input of high-voltage inverter (8), and high-voltage motor (7) and high-pressure positive blower (5) are connected gradually to the output of high-voltage inverter (8), laser sensor (2) set up the top in conveyer belt (3) between compounding cylinder (1) and sintering platform (4), air sensor (6) set up in the exit position of high-pressure positive blower (5).
2. The self-adjusting frequency conversion system for adjusting the air volume of the high-pressure fan in real time according to claim 1, characterized in that: the laser sensors (2) are uniformly arranged at intervals along the conveying direction of the conveying belt (3) and are the same in height from the conveying belt (3).
3. The self-adjusting frequency conversion system for adjusting the air volume of the high-pressure fan in real time according to claim 2, characterized in that: the material thickness on the conveyer belt (3) is gathered in real time to a plurality of laser sensor (2), gives PLC controller (9) with material thickness signal transmission, PLC controller (9) calculate the average value according to the material thickness of a plurality of laser sensor (2) transmission.
4. The self-adjusting frequency conversion system for adjusting the air volume of the high-pressure fan in real time according to claim 1, characterized in that: the air quantity sensor (6) collects the air quantity at the outlet of the high-pressure fan (5) in real time and transmits a signal to the PLC (9).
5. The self-adjusting frequency conversion system for adjusting the air volume of the high-pressure fan in real time according to claim 1, characterized in that: the PLC controller (9) is of the type SIMATIC S7-200 smart.
6. The self-adjusting frequency conversion system for adjusting the air volume of the high-pressure fan in real time according to claim 1, characterized in that: the high-voltage frequency converter (8) adopts a fresh air optical high-voltage frequency converter JD-BP 38-1000F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518007.XU CN212774885U (en) | 2020-07-28 | 2020-07-28 | Self-adjusting frequency conversion system for adjusting air quantity of high-pressure fan in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021518007.XU CN212774885U (en) | 2020-07-28 | 2020-07-28 | Self-adjusting frequency conversion system for adjusting air quantity of high-pressure fan in real time |
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| Publication Number | Publication Date |
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| CN212774885U true CN212774885U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021518007.XU Active CN212774885U (en) | 2020-07-28 | 2020-07-28 | Self-adjusting frequency conversion system for adjusting air quantity of high-pressure fan in real time |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670059A (en) * | 2021-08-25 | 2021-11-19 | 淮北泽兰科技有限责任公司 | Refractory material decides material drying system |
-
2020
- 2020-07-28 CN CN202021518007.XU patent/CN212774885U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670059A (en) * | 2021-08-25 | 2021-11-19 | 淮北泽兰科技有限责任公司 | Refractory material decides material drying system |
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