CN211123797U - Fertilizer raw materials dissolution temperature control system - Google Patents
Fertilizer raw materials dissolution temperature control system Download PDFInfo
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- CN211123797U CN211123797U CN201922281275.8U CN201922281275U CN211123797U CN 211123797 U CN211123797 U CN 211123797U CN 201922281275 U CN201922281275 U CN 201922281275U CN 211123797 U CN211123797 U CN 211123797U
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Abstract
The utility model discloses an organic fertilizer raw material dissolution temperature control system, which comprises a steam heating pipe, a controller and a temperature detection unit which are arranged in a dissolution tank, wherein an inlet of the steam heating pipe is provided with an electromagnetic flow valve, the temperature detection unit comprises a temperature sensor which is arranged in the dissolution tank, and a detection signal of the temperature sensor is sent into the controller after being processed by an operational circuit, a filter circuit and a stabilizing circuit in sequence, the temperature sensor of the utility model detects the temperature in the dissolution tank in real time, and the operational circuit, the filter circuit and the stabilizing circuit are designed to process the temperature detection signal, thereby effectively avoiding the influence of the uninterrupted eruption of steam on the temperature detection, improving the precision and the stability of the temperature detection, realizing the adjustment of the temperature in the dissolution tank by controlling the opening degree of the electromagnetic flow valve by the controller, controlling the organic fertilizer raw material accurately and effectively, and leading the organic fertilizer, greatly improves the production quality of the organic fertilizer.
Description
Technical Field
The utility model relates to a fertilizer production facility technical field especially relates to a fertilizer raw materials dissolves temperature control system.
Background
The compound organic fertilizer contains rich organic matters and a large amount of active microorganisms, so that beneficial bacteria have absolute advantages in activity and quantity, and the accumulation of the quantity leads to positive change of quality.
When preparing the compound organic fertilizer, various main raw materials are firstly dissolved in a certain temperature environment and then are respectively added into a settling tank for chemical reaction. Different raw materials of the organic fertilizer have different optimal dissolving temperatures, so that the organic fertilizer raw material dissolving device has very high requirements on temperature control. The existing organic fertilizer raw material dissolving device mainly adopts a heating mode combining heating of self-heating materials in a steam heating and filling body outer jacket in a dissolving tank, and has the characteristics of excellent heat preservation performance, fast temperature rise and high material dissolving efficiency. However, in the process of monitoring the temperature in the dissolving tank, the continuous burst of steam easily causes unstable temperature detection, and the control mode and the control effect of steam heating are also to be improved.
So the utility model provides a new scheme to solve the problem.
SUMMERY OF THE UTILITY MODEL
To the above situation, in order to overcome the defects of the prior art, the present invention provides a dissolution temperature control system for organic fertilizer raw materials.
The technical scheme for solving the problem is as follows: the utility model provides a fertilizer raw materials dissolves temperature control system, is including setting up steam heating pipe, controller and the temperature detecting element in dissolving tank, the import department of steam heating pipe is provided with electromagnetic flow valve, the temperature detecting element is including setting up the temperature sensor in dissolving tank, temperature sensor's detected signal sends into after fortune is put circuit, filter circuit and stabilizing circuit in proper order in the controller, the controller is used for control electromagnetic flow valve's aperture.
Further, the operational amplifier circuit comprises an operational amplifier AR1, wherein a non-inverting input terminal of the operational amplifier AR1 is connected to the resistor R1, one end of the capacitor C1 and an anode output terminal of the temperature sensor, and is connected to an output terminal of the operational amplifier AR1 through the parallel resistor R3 and the capacitor C3, an inverting input terminal of the operational amplifier AR1 is connected to the resistor R1, the other end of the capacitor C1 and a cathode output terminal of the temperature sensor, and is grounded through the parallel resistor R2 and the parallel capacitor C2.
Further, the filter circuit comprises a MOS tube Q1, the gate of the MOS tube Q1 is connected with one end of a capacitor C4 and is connected with the output end of an operational amplifier AR1 through a resistor R3, the drain of the MOS tube Q1 is connected with the other end of a capacitor C4, one end of an inductor L1 and a +5V power supply, the source of the MOS tube Q1 is connected with one end of a resistor R5 and a capacitor C5 and the other end of an inductor L1, and the other ends of the resistor R5 and the capacitor C5 are grounded.
Further, the stabilizing circuit comprises a triode VT1, a collector of the triode VT1 is connected with a source of the MOS transistor Q1 and one end of the resistor R6, a base of the triode VT1 is connected with the other end of the resistor R6 and a cathode of the voltage regulator DZ1, an anode of the voltage regulator DZ1 is grounded, an emitter of the triode VT1 is connected with a non-inverting input end of the operational amplifier AR2, and an inverting input end and an output end of the operational amplifier AR2 are connected with an input end of the controller and are grounded through a resistor R7.
Through the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a temperature sensor real-time detection dissolves the temperature in the jar to design fortune circuit, filter circuit and stabilizing circuit and handle the temperature detection signal, effectively avoid the influence of the incessant eruption of steam to the temperature detection, improve the precision and the stability of temperature detection;
2. the regulation of temperature in the dissolving tank is realized through controller control electromagnetic flow valve's aperture, makes the temperature of dissolving tank be in all the time with predetermine temperature dynamic balance's state, and control is accurate effective, makes the fertilizer raw materials be in the best condition of dissolving, has greatly improved the production quality of fertilizer.
Drawings
Fig. 1 is a schematic diagram of the filter circuit of the present invention.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying fig. 1. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The utility model provides an fertilizer raw materials dissolves temperature control system, is including setting up steam heating pipe, controller and the temperature detecting element in dissolving the jar, and steam heating pipe ' S import department is provided with electromagnetic flow valve, and the temperature detecting element is including setting up temperature sensor L S in dissolving the jar, and temperature sensor L S ' S detected signal sends into the controller after fortune is put circuit, filter circuit and stabilizing circuit in proper order, and the controller is used for controlling electromagnetic flow valve ' S aperture.
The operational amplifier circuit comprises an operational amplifier AR1, wherein the non-inverting input end of the operational amplifier AR1 is connected with a resistor R1, one end of a capacitor C1 and the anode output end of a temperature sensor L S, and is connected with the output end of an operational amplifier AR1 through a resistor R3 and a capacitor C3 which are connected in parallel, the inverting input end of the operational amplifier AR1 is connected with the resistor R1, the other end of the capacitor C1 and the cathode output end of a temperature sensor L S, and is grounded through a resistor R2 and a capacitor C2 which are connected in parallel.
Meanwhile, the resistor R3 and the capacitor C3 play a role in feedback compensation on the output signal of the operational amplifier AR1, so that the detection signal of the temperature sensor L S, which is unstable during steam burst, is adjusted, the output waveform of the detection signal is effectively improved, and the detection signal is output more stably.
The output signal of the operational amplifier AR1 is sent to a filter circuit for further processing, the filter circuit comprises a MOS tube Q1, the gate of the MOS tube Q1 is connected with one end of a capacitor C4 and is connected with the output end of the operational amplifier AR1 through a resistor R3, the drain of the MOS tube Q1 is connected with the other end of the capacitor C4, one end of an inductor L1 and a +5V power supply, the source of the MOS tube Q1 is connected with one end of the resistor R5 and the capacitor C5 and the other end of the inductor L1, and the other ends of the resistor R5 and the capacitor C5 are grounded.
The MOS tube Q1 further amplifies an output signal of the operational amplifier AR1, a capacitor C4 and an inductor L1 form L C parallel resonance to perform frequency-selective filtering on the signal in the process of amplifying and outputting the output signal of the MOS tube Q1, and a resistor R5 and a capacitor C5 form RC filtering, so that the accuracy of the temperature detection signal output by the MOS tube Q1 is effectively improved.
The stabilizing circuit comprises a triode VT1, wherein the collector of the triode VT1 is connected with the source of the MOS transistor Q1 and one end of a resistor R6, the base of the triode VT1 is connected with the other end of the resistor R6 and the cathode of a voltage regulator DZ1, the anode of the voltage regulator DZ1 is grounded, the emitter of the triode VT1 is connected with the non-inverting input end of the operational amplifier AR2, and the inverting input end and the output end of the operational amplifier AR2 are connected with the input end of the controller and are grounded through a resistor R7. The triode VT1, the resistor R6 and the voltage regulator tube DZ1 utilize the principle of a triode voltage regulator circuit to process the output signal of the MOS tube Q1, and the stability of the amplitude of the temperature detection signal is ensured. The operational amplifier AR2 then isolates the stabilized detection signal and outputs it to the controller for comparison.
The utility model discloses when specifically using, the controller compares received detected signal magnitude of voltage with the system default. When the detection value is larger than the preset value, the temperature in the dissolving tank is larger than the preset temperature, the controller controls the opening of the electromagnetic flow valve to be reduced, the steam flow in the steam heating pipe is reduced, and therefore the purpose of cooling the dissolving tank is achieved. When the detected value is smaller than the preset value, the temperature in the dissolving tank is smaller than the preset temperature, the controller controls the opening of the electromagnetic flow valve to increase, the steam flow in the steam heating pipe is increased, and therefore the purpose of heating the dissolving tank is achieved.
The utility model discloses a temperature sensor L S real-time detection dissolves the interior temperature of jar, and design fortune circuit, filter circuit and stabilizing circuit handle the temperature detection signal, effectively avoid the incessant eruption of steam to the influence that the temperature detected, improve the precision and the stability that the temperature detected, the regulation to dissolving the interior temperature of jar is realized to aperture through controller control electromagnetic flow valve, the temperature that makes the dissolving jar is in all the time and predetermines temperature dynamic balance' S state, control is accurate effective, make the fertilizer raw materials be in best dissolving condition, the production quality of fertilizer has greatly been improved.
The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.
Claims (4)
1. The utility model provides an fertilizer raw materials dissolves temperature control system, includes steam heating pipe, controller and the temperature detecting element of setting in the dissolving tank, its characterized in that: the steam heating pipe's import department is provided with electromagnetic flow valve, temperature detecting element is including setting up the temperature sensor in the dissolving tank, temperature sensor's detected signal sends into after fortune is put circuit, filter circuit and stabilizing circuit in proper order in the controller, the controller is used for controlling electromagnetic flow valve's aperture.
2. The organic fertilizer raw material dissolution temperature control system according to claim 1, characterized in that: the operational amplifier circuit comprises an operational amplifier AR1, wherein the non-inverting input end of the operational amplifier AR1 is connected with one end of a resistor R1 and a capacitor C1 and the positive output end of the temperature sensor, and is connected with the output end of an operational amplifier AR1 through a resistor R3 and a capacitor C3 which are connected in parallel, the inverting input end of the operational amplifier AR1 is connected with the other end of the resistor R1 and the capacitor C1 and the negative output end of the temperature sensor, and is grounded through a resistor R2 and a capacitor C2 which are connected in parallel.
3. The organic fertilizer raw material dissolution temperature control system as claimed in claim 2, wherein the filter circuit comprises a MOS tube Q1, the gate of the MOS tube Q1 is connected with one end of a capacitor C4 and is connected with the output end of an operational amplifier AR1 through a resistor R3, the drain of the MOS tube Q1 is connected with the other end of the capacitor C4, one end of an inductor L1 and a +5V power supply, the source of the MOS tube Q1 is connected with one end of the resistor R5, one end of the capacitor C5 and the other end of the inductor L1, and the other ends of the resistor R5 and the capacitor C5 are grounded.
4. The organic fertilizer raw material dissolution temperature control system according to claim 3, characterized in that: the stabilizing circuit comprises a triode VT1, wherein the collector of the triode VT1 is connected with the source of a MOS transistor Q1 and one end of a resistor R6, the base of the triode VT1 is connected with the other end of a resistor R6 and the cathode of a voltage regulator DZ1, the anode of the voltage regulator DZ1 is grounded, the emitter of the triode VT1 is connected with the non-inverting input end of an operational amplifier AR2, and the inverting input end and the output end of the operational amplifier AR2 are connected with the input end of the controller and are grounded through a resistor R7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922281275.8U CN211123797U (en) | 2019-12-18 | 2019-12-18 | Fertilizer raw materials dissolution temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922281275.8U CN211123797U (en) | 2019-12-18 | 2019-12-18 | Fertilizer raw materials dissolution temperature control system |
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| CN211123797U true CN211123797U (en) | 2020-07-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049108A (en) * | 2021-03-03 | 2021-06-29 | 河南新正方彩印有限公司 | Environment-friendly UV printing treatment control system |
| CN115016569A (en) * | 2022-06-21 | 2022-09-06 | 中维化纤股份有限公司 | Nylon polymerization cauldron temperature control system |
-
2019
- 2019-12-18 CN CN201922281275.8U patent/CN211123797U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049108A (en) * | 2021-03-03 | 2021-06-29 | 河南新正方彩印有限公司 | Environment-friendly UV printing treatment control system |
| CN115016569A (en) * | 2022-06-21 | 2022-09-06 | 中维化纤股份有限公司 | Nylon polymerization cauldron temperature control system |
| CN115016569B (en) * | 2022-06-21 | 2024-02-20 | 中维化纤股份有限公司 | Nylon polymerization reaction kettle temperature control system |
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