Accurate dampening wheat wetting system
By using a precise water-moistening system that combines flow meters and near-infrared moisture meters with a water and air supply system, the problems of uneven and time-consuming moistening of wheat have been solved, resulting in uniform moistening and high-quality flour production.
Patent Information
- Application Number
- CN202422347364.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-25
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-09-25
AI Technical Summary
Existing room temperature wheat-soaking methods lack precise water control, resulting in uneven soaking, microbial growth, and prolonged soaking time, which affects flour quality.
A precise water-wetting system for wheat is adopted, which measures the wheat flow rate using a flow meter and detects the moisture content using a near-infrared moisture meter. Combined with a water and air supply system, atomized water is sprayed in using an air atomizing nozzle and the wheat is mixed by a vibrating motor. A near-infrared moisture meter is set up for real-time detection and correction to ensure uniform wetting and shorten the time.
It achieves precise control of water volume, ensuring uniform wheat soaking, shortening soaking time, improving flour quality, and reducing the risk of microbial growth.
Smart Images
Figure CN223587211U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of wheat moistening, especially relates to a precise water spraying moistening system. BACKGROUND
[0002] Wheat moisture regulation, commonly known as moistening, is an important link in the flour milling process, and the internal moisture content and moisture uniformity of wheat after moistening have a very important influence on the flour processing process, flour yield, flour quality and bran quality, at present, the commonly used moistening method is normal temperature moistening, that is, wheat is added with normal temperature water for moistening under normal temperature, on the one hand, the precise control of water spraying amount is lacked in the normal temperature moistening process, it is difficult to ensure that all the wheat can be fully watered, leading to uneven moistening, on the other hand, after the wheat is mixed with water, it needs to be placed in the moistening bin for a long time to meet the moistening requirement, and the long-time moistening can lead to the breeding of microorganisms, and under the moistening mode, the wheat is water evaporated on the surface due to the long moistening time, the cortex is crisp, and the bran star of flour is increased, which seriously affects the quality of flour. SUMMARY
[0003] The utility model solves the problems that the precise water spraying moistening system can control the water spraying amount precisely, moisten the wheat evenly, shorten the moistening time and improve the quality of flour.
[0004] In order to solve the above technical problems, the utility model adopts the technical scheme: a precise water spraying moistening system, including a wheat storage bin, the discharge port of the wheat storage bin is connected with the feed inlet of the screw conveyor, the discharge port of the screw conveyor is connected with the feed inlet of the flush plate flowmeter, the discharge port of the flush plate flowmeter is connected with the feed inlet of the vertical mixer through the flow guide pipe, the discharge port of the vertical mixer is connected with the feed inlet of the moistening and buffering bin, a plurality of air atomizing nozzles are evenly distributed and installed around the side wall of the vertical mixer, the air atomizing nozzle is connected with the water supply system and the gas supply system, the first near-infrared moisture meter is installed on the flow guide pipe, a plurality of flow guides are arranged in the moistening and buffering bin, the outside of the moistening and buffering bin is provided with a support frame, the support frame is provided with a vibration motor, and the second near-infrared moisture meter is arranged on the discharge port of the moistening and buffering bin.
[0005] Further, the first level meter is arranged on the upper end and the lower end side wall of the wheat storage bin, the second level meter is arranged on one side of the flow guide pipe close to the feed inlet of the vertical mixer, and the third level meter is arranged at the discharge port of the moistening and buffering bin, and the first level meter, the second level meter and the third level meter are all rotary resistance type level meters.
[0006] Further, the water supply system comprises a water supply pipeline, a first water pump, an electric regulating valve and an electromagnetic flowmeter are sequentially arranged at an inlet of the water supply pipeline, and a water outlet of the water supply pipeline is connected with an water inlet of the air atomizing nozzle.
[0007] Further, the water supply pipeline is provided with a second water pump arranged in parallel with the first water pump.
[0008] Further, the water supply pipeline is provided with a first manual regulating valve arranged in parallel with the electric regulating valve.
[0009] Further, a water filter is arranged on the water supply pipeline between the first water pump and the electric regulating valve.
[0010] Further, the air supply system comprises an air supply pipeline, an air inlet of the air supply pipeline is connected with an air compressor, a second manual regulating valve, a check valve and a ball valve are sequentially arranged at the air inlet of the air supply pipeline, and an air outlet of the air supply pipeline is connected with an air inlet of the air atomizing nozzle.
[0011] Compared with the prior art, the utility model has the advantages and beneficial effects that:
[0012] 1. The precise water application and wheat moistening system of the utility model measures the wheat flow added into the vertical mixer through the setting of the flow meter, detects the water content of the wheat before water application through the first near-infrared moisture meter installed on the flow guide pipe, and thus, the water amount required for moistening can be determined according to the target water content of the wheat, so as to realize the precise water application and moistening and ensure the uniform moistening.
[0013] 2. The precise water application and wheat moistening system of the utility model adjusts the required water amount through the water supply system according to the calculated water amount required for moistening, sprays the atomized water into the vertical mixer through the air supply system and the air atomizing nozzle, fully mixes the water and the wheat, and after the mixing, the wheat enters the moistening and buffering bin, the flow direction and angle of the wheat in the buffering bin are changed through the flow guide plate structure arranged in the moistening and buffering bin, the wheat is further turned and mixed in the moistening and buffering bin through the change of the direction and angle, the moistening and buffering bin is vibrated through the setting of the vibration motor, the water content of the outer skin of the wheat is further mixed and infiltrated in the moistening and buffering bin, the moistening time is effectively reduced, the water content in the outer skin is naturally evaporated, the occurrence of the water content reduction in the skin is reduced, and the flour quality is improved.
[0014] 3. The precise water application and wheat moistening system of the utility model detects the water content of the moistened wheat through the second near-infrared moisture meter arranged at the discharge port of the moistening and buffering bin, corrects the water amount required for moistening, and makes the water application and moistening more accurate and reliable. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 is a kind of accurate water-moistening system of the structure schematic view of the utility model.
[0016] In the figure: 1-wheat storage bin;2-screw conveyor;3-flush plate flowmeter;4-flow guide pipe;5-vertical mixer;6-moistening wheat buffer storehouse;7-air atomizing nozzle;8-first near-infrared moisture meter;9-flow guide plate;10-support frame;11-vibration motor;12-second near-infrared moisture meter;13-first material level meter;14-second material level meter;15-third material level meter;16-water supply pipeline;17-first water pump;18-electric regulating valve;19-electromagnetic flowmeter;20-second water pump;21-first manual regulating valve;22-water filter;23-gas supply pipeline;24-air compressor;25-second manual regulating valve;26-check valve;27-ball valve. DETAILED DESCRIPTION
[0017] The specific embodiments of the utility model are described in detail below in combination with the drawings.
[0018] As Figure 1 shown, a kind of accurate water-moistening system, including wheat storage bin 1, the discharge port of the wheat storage bin 1 is connected with the feed inlet of screw conveyor 2, the discharge port of screw conveyor 2 is connected with the feed inlet of flush plate flowmeter 3, the discharge port of flush plate flowmeter 3 is connected with the feed inlet of vertical mixer 5 by flow guide pipe 4, the discharge port of vertical mixer 5 is connected with the feed inlet of moistening wheat buffer storehouse 6, several air atomizing nozzles 7 are evenly distributed and installed around the side wall of vertical mixer 5, water supply system and gas supply system are connected on air atomizing nozzle 7, first near-infrared moisture meter 8 is installed on flow guide pipe 4, multiple flow guide plates 9 are arranged in moistening wheat buffer storehouse 6, support frame 10 is arranged on the outside of moistening wheat buffer storehouse 6, vibration motor 11 is arranged on support frame 10, second near-infrared moisture meter 12 is arranged on the discharge port of moistening wheat buffer storehouse 6.
[0019] Specifically, the wheat of wheat storage bin 1 is transported to flush plate flowmeter 3 by screw conveyor 2, and enters vertical mixer 5 through flow guide pipe 4, the flow of the wheat entering vertical mixer 5 is measured by flush plate flowmeter 3, and the initial moisture content of the wheat before water is added is detected by first near-infrared moisture meter 8 installed on flow guide pipe 4, so that the water required for moistening can be determined according to the target moisture content of the wheat, so as to realize accurate water-moistening and ensure uniform moistening, wherein the calculation formula of the water required for moistening is as follows: G1=G2 (W2-W1) / 1000, G1 is the water required for moistening (L / hour), G2 is the flow of the wheat (ton / hour), W1 is the initial moisture content of the wheat (%), and W2 is the target moisture content of the wheat (%).
[0020] After the wheat enters the vertical mixer 5, the water amount used for moistening the wheat is adjusted according to the calculated water amount, and the atomized water is sprayed into the vertical mixer 5 through the air atomizing nozzle 7, so that the water and the wheat are fully mixed. After the mixing is completed, the wheat enters the moistening and tempering bin 6. The flow direction and angle of the wheat in the moistening and tempering bin 6 are changed through the guide plate 9 structure arranged in the moistening and tempering bin 6. The wheat is further mixed and turned over in the moistening and tempering bin 6 through the change of the direction and angle, and the moistening and tempering bin 6 is vibrated through the vibration motor 11 arranged therein, so that the wheat after being sprayed with water is further mixed and soaked in the moistening and tempering bin 6, the water in the outer skin layer enters the skin layer, the moistening time is effectively reduced, the water in the outer skin layer is naturally evaporated, the phenomenon that the water content in the skin layer is reduced is avoided, and the flour quality is improved.
[0021] The second near-infrared moisture meter 12 is arranged on the discharge port of the moistening and tempering bin 6, the water content of the wheat after being moistened is detected, the water amount used for moistening the wheat is corrected, and the water spraying during the moistening is more accurate and reliable. The correction formula of the water amount used for moistening the wheat is as follows: G3=G2(W2-W3) / 1000; G4=G1±G3.
[0022] G1 is the water amount used for moistening the wheat (L / h), G2 is the wheat flow (t / h), G3 is the correction value of the water amount used for moistening the wheat (L / h), G4 is the water amount used for moistening the wheat after being corrected (L / h), W3 is the water content of the wheat after being moistened (%), and W2 is the target water content of the wheat (%). When the detected water content W3 is higher or lower than the target value W2, the water amount that needs to be increased or reduced is calculated through the above formula, the water amount G1 is increased or reduced according to the value through the adjustment of the electric regulating valve 18 and the electromagnetic flowmeter 19, so that the purpose of correcting G1 is achieved, and the accurate moistening is ensured.
[0023] Further, the first level meter 13 is arranged on the upper end and the lower end of the wheat storage bin 1, the second level meter 14 is arranged on one side of the guide pipe 4 close to the inlet of the vertical mixer 5, and the third level meter 15 is arranged at the discharge port of the moistening and tempering bin 6. The first level meter 13, the second level meter 14 and the third level meter 15 are all anti-rotation level meters.
[0024] Specifically, the first level meter 13 is arranged on the upper end and the lower end of the wheat storage bin 1, which is mainly used for monitoring the storage amount of the wheat in the wheat storage bin 1. The second level meter 14 arranged on the guide pipe 4 is mainly used for monitoring the flow state of the wheat in the guide pipe 4. The third level meter 15 arranged at the discharge port of the moistening and tempering bin 6 is mainly used for monitoring the flow state of the wheat after being sprayed with water in the moistening and tempering bin 6.
[0025] Further, the water supply system comprises a water supply pipeline 16, a first water pump 17, an electric regulating valve 18 and an electromagnetic flowmeter 19 are sequentially arranged on the water supply pipeline 16 at an inlet, and a water outlet of the water supply pipeline 16 is connected with an water inlet of the air atomizing nozzle 7.
[0026] Specifically, when the required water quantity for moistening wheat is calculated, the first water pump 17 serves as a power source to deliver the required water to the water supply pipeline 16, and the electric regulating valve 18 and the electromagnetic flowmeter 19 regulate the water quantity for moistening wheat to ensure that the moisture content after moistening wheat reaches the requirement.
[0027] Further, the water supply pipeline 16 is provided with a second water pump 20 arranged in parallel with the first water pump 17, the first water pump 17 and the second water pump 20 are arranged in parallel, the two water pumps are standby for each other, and the probability of stopping the moistening system due to equipment failure is effectively reduced.
[0028] Further, the water supply pipeline 16 is provided with a first manual regulating valve 21 arranged in parallel with the electric regulating valve 18, when the electric regulating valve 18 fails or is under maintenance, the water quantity can be regulated through the first manual regulating valve 21 and the electromagnetic flowmeter 19 to ensure the use requirement.
[0029] Further, a water filter 22 is arranged on the water supply pipeline 16 between the first water pump 17 and the electric regulating valve 18, and is used for filtering impurities in water to ensure that the water is clean.
[0030] Further, the air supply system comprises an air supply pipeline 23, an air inlet of the air supply pipeline 23 is connected with an air compressor 24, a second manual regulating valve 25, a check valve 26 and a ball valve 27 are sequentially arranged on the air supply pipeline 23 at the air inlet, and an air outlet of the air supply pipeline 23 is connected with an air inlet of the air atomizing nozzle 7.
[0031] Specifically, the air atomizing nozzle 7 is provided with more than three, is uniformly distributed on the side wall of the vertical mixer 5, is connected with the water supply pipeline 16 and the air supply pipeline 23, the water for moistening wheat is sprayed into the vertical mixer 5 in an atomized state to fully contact with the wheat, the wheat and the water mist are fully mixed and uniform, and the moistening effect is improved.
[0032] The above embodiment of the utility model is described in detail, but the content can only be the preferred embodiment of the utility model, and cannot be considered as limiting the implementation range of the utility model. Any equivalent change and improvement within the application range of the utility model should still belong to the patent coverage range of the utility model.
Claims
1. A precision water application system for wetting grain, characterized by: The application relates to a wheat storage bin, which is connected with the inlet of a screw conveyor, the outlet of the screw conveyor is connected with the inlet of a flush plate flowmeter, the outlet of the flush plate flowmeter is connected with the inlet of a vertical mixer through a flow guide pipe, the outlet of the vertical mixer is connected with the inlet of a wheat moistening and buffering bin, a plurality of air atomizing nozzles are evenly arranged on the side wall of the vertical mixer, a water supply system and an air supply system are connected with the air atomizing nozzles, a first near-infrared moisture meter is arranged on the flow guide pipe, a plurality of flow guide plates are arranged in the wheat moistening and buffering bin, a supporting frame is arranged outside the wheat moistening and buffering bin, a vibrating motor is arranged on the supporting frame, and a second near-infrared moisture meter is arranged on the outlet of the wheat moistening and buffering bin.
2. A precision watering system according to claim 1, wherein: First level meters are arranged on the upper end and the lower end side walls of the wheat storage bin, a second level meter is arranged on one side of the flow guide pipe close to the inlet of the vertical mixer, and a third level meter is arranged on the outlet of the wheat moistening and buffering bin; the first, second and third level meters are all rotary resistance type level meters.
3. The precision watering system of claim 1, wherein: The water supply system comprises a water supply pipeline, a first water pump, an electric regulating valve and an electromagnetic flowmeter are sequentially arranged at the water inlet of the water supply pipeline, and the water outlet of the water supply pipeline is connected with the water inlet of the air atomizing nozzle.
4. A precision watering system according to claim 3, wherein: A second water pump is arranged in parallel with the first water pump on the water supply pipeline.
5. A precision watering system according to claim 3, wherein: A first manual regulating valve is arranged in parallel with the electric regulating valve on the water supply pipeline.
6. A precision watering system according to claim 3, wherein: A water filter is arranged on the water supply pipeline between the first water pump and the electric regulating valve.
7. The precision watering system of claim 1, wherein: The air supply system comprises an air supply pipeline, the air inlet of the air supply pipeline is connected with an air compressor, a second manual regulating valve, a check valve and a ball valve are sequentially arranged at the air inlet of the air supply pipeline, and the air outlet of the air supply pipeline is connected with the air inlet of the air atomizing nozzle.