Feed moisture regulation and control production line

Abstract

The utility model relates to feed preparation equipment, and discloses a feed moisture regulation and control production line which comprises a mixing system, a feed preparation system and a cooling system, a first measuring sensor, a second measuring sensor and a third measuring sensor are used for detecting moisture or humidity of materials in several key steps of mixing, tempering, granulating or puffing and cooling in the feed preparation process, and a weightlessness type feeding machine is used for guaranteeing that the materials with the same weight are conveyed to feed preparation equipment every time. Therefore, processing and production personnel can conveniently adjust each step according to a plurality of detected moisture contents so as to effectively adjust the final moisture content of the feed finished product. The adjusting and controlling assembly is used for adjusting steam input into the conditioner and the conditioning time, the feeding assembly is used for adjusting the cooling time of materials, then the moisture or humidity in the feed preparation process is adjusted through conditioning and cooling adjustment, and then the purpose of controlling the moisture or humidity of finished feed products is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of equipment for preparing feed, in particular to a kind of feed moisture control production line. BACKGROUND

[0002] Feed is the general term for the food of all animals raised, generally speaking, feed mainly refers to the food of the animal raised in agriculture or animal husbandry. Among them, livestock and poultry feed, aquatic feed, aquatic puffed feed and pet puffed feed belong to more common feed.

[0003] In the feed preparation process, moisture / humidity is a key factor, which has important influence on the quality, stability, storability and safety of feed;The moisture / humidity content of suitable feed storage is usually less than or equal to 13%, which depends on the type of feed and the type of animal. Improper moisture / humidity control can affect the lack of feed nutrients, shorten the shelf life of feed, etc.

[0004] Feed preparation mainly includes mixing, conditioning, granulation and cooling these steps. In the mixing step, the overall moisture / humidity can be controlled by adjusting the components of the raw materials;In the conditioning step, steam or moisture can be added to the material by the conditioner, and the conditioning moisture / humidity of the feed can be changed by adjusting the flow, pressure and conditioning time of the steam;In the cooling step, the moisture content of the final product can be changed by controlling the cooling time. However, in the existing feed preparation technology, only the initial raw materials or the final product are usually detected for moisture / humidity, and since there are many steps in feed preparation, the moisture / humidity of the final product may be affected by many factors. The detection of the initial raw materials or the final product often has low accuracy and often needs to be checked repeatedly;And it is difficult to effectively adjust the feed preparation process according to the detection results to produce products within a certain moisture / humidity range. SUMMARY

[0005] The utility model aims at providing a kind of feed moisture control production line, solve the problem that the detection accuracy of material in the preparation process is not high in the existing feed preparation technology, lead to difficult to effectively adjust the feed preparation process.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a kind of feed moisture control production line, which includes mixing system, material preparation system and cooling system connected in turn along the material conveying direction;

[0007] The mixing system includes mixing equipment and to-be-prepared material bin, the mixing equipment includes at least one mixer;The discharge port of the mixing equipment is connected with the feed inlet of the to-be-prepared material bin;The to-be-prepared material bin is provided with a first measuring sensor for measuring the moisture or humidity of the material;

[0008] The material preparation system comprises a loss-in-weight feeder and a material preparation device; the feeding port of the loss-in-weight feeder is connected with the discharging port of the material preparation bin, and the discharging port of the loss-in-weight feeder is connected with the feeding port of the material preparation device, and the loss-in-weight feeder is used to output materials into the material preparation device according to a set weight;

[0009] The material preparation device comprises a conditioning assembly and a control assembly; the discharging port of the loss-in-weight feeder is connected with the feeding port of the conditioning assembly; the conditioning assembly comprises a plurality of conditioning devices connected in sequence along the material conveying direction; the discharging port of the conditioning assembly is provided with a second measuring sensor for measuring the moisture or humidity of the materials; the discharging port of the conditioning assembly is connected with the feeding port of a granulation assembly or the feeding port of an expansion assembly;

[0010] The control assembly comprises a steam supply source and a frequency converter; a plurality of the conditioning devices are connected with the steam supply source; the steam supply source is used to adjust the flow and pressure of the steam entering the inside of the conditioning devices; a plurality of the frequency converters are electrically connected with a plurality of the conditioning devices one by one and correspondingly, and the frequency converters are used to adjust the working time of the conditioning devices;

[0011] The cooling system comprises a cooler, a finished product bin and a feeding assembly; the feeding port of the cooler is connected with the discharging port of the material preparation device, and the discharging port of the cooler is connected with the feeding port of the finished product bin; the finished product bin is provided with a third measuring sensor for measuring the moisture or humidity of the materials; the feeding assembly is arranged in the cooler and is used to output the materials in the cooler according to a set time interval.

[0012] Further, the mixing system further comprises a first elevator, which is arranged between the mixing device and the material preparation bin;

[0013] The first elevator has a first feeding end and a first discharging end, and the first feeding end is located below the first discharging end; the opening of the first feeding end is located below the discharging port of the mixing device, and the opening of the first feeding end is connected with the discharging port of the mixing device through a conveying pipeline; the opening of the first discharging end is located above the feeding port of the material preparation bin, and the opening of the first discharging end is connected with the feeding port of the material preparation bin through a conveying pipeline;

[0014] The first feeding end and the first discharging end are both provided with a moisture sensor or a humidity sensor.

[0015] Further, the cooling system further comprises a second elevator, which is arranged between the cooler and the finished product bin;

[0016] The second lifting machine has a second feeding end and a second discharging end, and the second feeding end is located below the second discharging end; the opening of the second feeding end is located below the discharge port of the cooling machine, and the opening of the second feeding end is connected with the discharge port of the cooling machine through a conveying pipeline; the opening of the second discharging end is located above the feeding port of the finished product bin, and the opening of the second discharging end is connected with the feeding port of the finished product bin through a conveying pipeline.

[0017] The second feeding end and the second discharging end are each provided with a moisture sensor or a humidity sensor.

[0018] Further, the feeding assembly comprises a high material level device, a low material level device and a regulating mechanism.

[0019] The high material level device and the low material level device are arranged in the cooling machine, and the regulating mechanism is connected with the high material level device and the low material level device respectively, for adjusting the positions of the high material level device or the low material level device in the cooling machine.

[0020] The cooling machine is provided with a discharge door, and the discharge door is movable to open or close the discharge port; the high material level device and the low material level device are electrically connected with the discharge door respectively.

[0021] When the high material level device detects that the material rises to the height corresponding to the high material level device, an opening signal is sent to the discharge door to open the discharge port of the cooling machine; when the low material level device detects that the material falls to the height corresponding to the low material level device, a closing signal is sent to the discharge door to close the discharge port of the cooling machine.

[0022] Further, the mixing device comprises one mixing machine or two mixing machines connected in series.

[0023] The discharge port of the mixing machine located at the front end in the material conveying direction is provided with a fourth measuring sensor.

[0024] Further, the discharge port of the conditioning assembly is connected with the feeding port of the granulating assembly.

[0025] The granulating assembly comprises a granulator, and the granulator is connected to the rear end of the conditioning assembly in the material conveying direction.

[0026] The feeding port of the conditioning assembly is connected with the discharge port of the loss-in-weight feeder through a conveying pipeline; and the discharge port of the conditioning assembly is connected with the feeding port of the granulator.

[0027] Further, the cooling system further comprises a post-curing machine.

[0028] The post-maturation machine is arranged between the granulator and the cooler, the feeding port of the post-maturation machine is connected with the discharging port of the granulator through a conveying pipeline, and the discharging port of the post-maturation machine is connected with the feeding port of the cooler through a conveying pipeline.

[0029] Further, the discharging port of the tempering assembly is connected with the feeding port of the puffing assembly.

[0030] The puffing assembly comprises a puffing machine and a drying machine, and the puffing machine and the drying machine are connected with the rear end of the tempering assembly along the material conveying direction.

[0031] The puffing machine and the drying machine are connected along the material conveying direction, the feeding port of the puffing machine is connected with the discharging port of the tempering assembly, and the discharging port of the drying machine is connected with the feeding port of the cooler.

[0032] Further, the feed production system further comprises a third elevator and a transition bin.

[0033] The transition bin is arranged between the drying machine and the cooler along the material conveying direction, the feeding port of the transition bin is connected with the discharging port of the drying machine, and the discharging port of the transition bin is connected with the feeding port of the cooler.

[0034] The third elevator is arranged between the drying machine and the transition bin.

[0035] The third elevator has a third feeding end and a third discharging end, and the third feeding end is located below the third discharging end; the opening of the third feeding end is located below the discharging port of the drying machine, and the opening of the third feeding end is connected with the discharging port of the drying machine through a conveying pipeline; the opening of the third discharging end is located above the feeding port of the transition bin, and the opening of the third discharging end is connected with the feeding port of the transition bin through a conveying pipeline.

[0036] The third feeding end and the third discharging end are both provided with a moisture sensor or a humidity sensor.

[0037] Further, the cooling system further comprises a vacuum spraying machine; the vacuum spraying machine is located between the transition bin and the cooler; the feeding port of the vacuum spraying machine is connected with the discharging port of the transition bin through a conveying pipeline, and the discharging port of the vacuum spraying machine is connected with the feeding port of the cooler through a conveying pipeline.

[0038] Compared with the prior art, the feed moisture regulation and control production line has the beneficial effects that:

[0039] The utility model provides a kind of feed moisture control production line, it includes mixing system, material preparation system and cooling system;Through the first measurement sensor of being equipped in the discharge port of material preparation bin in mixing system, the second measurement sensor of being equipped in the discharge port of conditioning component in material preparation system and the third measurement sensor of being equipped in finished product bin in cooling system respectively detect the moisture content / humidity content of material in each step, to obtain the moisture content / humidity content after material is mixed, conditioned and cooled;And the weight of material conveyed to material preparation equipment each time is controlled by the loss-in-weight feeder in material preparation system, to guarantee the same weight of material is input into material preparation equipment each time;So as to facilitate processing production personnel to take corresponding measures to feed production step according to the multiple moisture content / humidity content data obtained by detection.In addition, the feed moisture control production line also adjusts the flow and pressure of steam entering the conditioner inside and conditioning time by conditioning component, so as to realize the moisture content / humidity control in conditioning step of feed preparation;And material in cooling machine is exported according to the set time interval by feeding component, to effectively control cooling time, so as to realize the moisture content / humidity control in cooling step;So as to facilitate to realize the adjustment of moisture content / humidity in feed preparation process, to achieve the purpose of controlling the moisture content / humidity of feed finished product. BRIEF DESCRIPTION OF DRAWINGS

[0040] Figure 1 It is a kind of feed moisture control production line of the utility model embodiment one schematic diagram;

[0041] Figure 2 It is Figure 1 the enlarged schematic view of area A in

[0042] Figure 3 It is Figure 1 the enlarged schematic view of area B in

[0043] Figure 4 It is Figure 1 the enlarged schematic view of area C in

[0044] Figure 5 It is a kind of feed moisture control production line of the utility model embodiment two schematic diagram;

[0045] Figure 6 It is Figure 5 the enlarged schematic view of area D in

[0046] Figure 7 It is Figure 5 the enlarged schematic view of area E in

[0047] Figure 8 It is a kind of feed moisture control production line of the utility model embodiment three schematic diagram;

[0048] Figure 9 yes Figure 8 Enlarged schematic diagram of region F in the middle;

[0049] Figure 10 yes Figure 8 A magnified diagram of region G in the middle.

[0050] In the diagram, 100 is the feed moisture control production line; 1 is the mixing system; 11 is the mixing equipment; 111 is the primary mixer; 112 is the secondary mixer; 12 is the feed bin; 13 is the first elevator; 131 is the first feed end; 132 is the first discharge end; 2 is the feed preparation system; 21 is the loss-in-weight feeder; 22 is the feed preparation equipment; 2211 is the pellet mill; 2212 is the extruder; 2213 is the dryer; 222 is the conditioning component; and 2221 is the conditioner. 23. Third elevator; 231. Third feed end; 232. Third discharge end; 24. Transition silo; 3. Cooling system; 31. Cooler; 32. Finished product silo; 321. Finished product grading screen; 33. Second elevator; 331. Second feed end; 332. Second discharge end; 34. Post-curing machine; 35. Vacuum spraying machine; 41. First measuring sensor; 42. Second measuring sensor; 43. Third measuring sensor; 44. Fourth measuring sensor. Detailed Implementation

[0051] The specific embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate this utility model, but are not intended to limit its scope.

[0052] In the description of this utility model, it should be understood that the terms "first measuring sensor," "second measuring sensor," "third measuring sensor," and "fourth measuring sensor" used in this utility model are all used to measure the moisture or humidity content of materials. In specific use, the first measuring sensor, the second measuring sensor, the third measuring sensor, and the fourth measuring sensor can be selected as moisture sensors, humidity sensors, or other sensors commonly used for measuring the moisture or humidity of materials; this type of sensor belongs to mature prior art and will not be described in detail here.

[0053] like Figures 1-10 As shown, a feed moisture control production line 100 according to an embodiment of the present invention includes a mixing system 1, a feeding system 2 and a cooling system 3 connected in sequence along the material conveying direction;

[0054] The mixing system 1 includes a mixing device 11 and a material storage bin 12. The mixing device 11 includes at least one mixer. The discharge port of the mixing device 11 is connected to the inlet of the material storage bin 12. The material storage bin 12 is equipped with a first measuring sensor 41 for measuring the moisture or humidity of the material.

[0055] The material preparation system 2 comprises a loss-in-weight feeder 21 and a material preparation device 22; the feeding port of the loss-in-weight feeder 21 is connected with the discharging port of the material preparation bin 12, the discharging port of the loss-in-weight feeder 21 is connected with the feeding port of the material preparation device 22, and the loss-in-weight feeder 21 is used for outputting materials into the material preparation device 22 according to a set weight;

[0056] The material preparation device 22 comprises a conditioning assembly 222 and a control assembly (not shown in the figure); the discharging port of the loss-in-weight feeder 21 is connected with the feeding port of the conditioning assembly 222; the conditioning assembly 222 comprises a plurality of conditioning devices 2221 connected in sequence along the material conveying direction; the discharging port of the conditioning assembly 222 is provided with a second measuring sensor 42 for measuring the moisture or humidity of the materials; the discharging port of the conditioning assembly 222 is connected with the feeding port of a granulation assembly or the feeding port of an expansion assembly;

[0057] The control assembly comprises a steam supply source and a frequency converter; a plurality of the conditioning devices 2221 are connected with the steam supply source; the steam supply source is used for adjusting the flow rate and pressure of the steam entering the inside of the conditioning devices 2221; a plurality of the frequency converters are electrically connected with a plurality of the conditioning devices 2221 one by one and correspondingly, and the frequency converters are used for adjusting the working time of the conditioning devices 2221;

[0058] The cooling system 3 comprises a cooling machine 31, a finished product bin 32 and a feeding assembly (not shown in the figure); the feeding port of the cooling machine 31 is connected with the discharging port of the material preparation device 22, and the discharging port of the cooling machine 31 is connected with the feeding port of the finished product bin 32; the finished product bin 32 is provided with a third measuring sensor 43 for measuring the moisture or humidity of the materials; the feeding assembly is arranged in the cooling machine 31 and is used for outputting the materials in the cooling machine 31 according to a set time interval.

[0059] Based on the above technical scheme, the feed moisture regulation production line 100 comprises a mixing system 1, a material preparation system 2 and a cooling system 3; the moisture / humidity content of the material in each step is detected by the first measuring sensor 41 arranged at the discharge port of the material preparation bin 12 in the mixing system 1, the second measuring sensor 42 arranged at the discharge port of the conditioning assembly 222 in the material preparation system 2 and the third measuring sensor 43 arranged in the finished product bin in the cooling system 3, so as to obtain the moisture / humidity content of the material after mixing, conditioning and cooling; and the weight of the material conveyed to the material preparation equipment 22 each time is controlled by the loss-in-weight feeder 21 in the material preparation system 2, so as to ensure that the same weight of material is input into the material preparation equipment 22 each time; thus, the feed production personnel can take corresponding measures on the feed production steps according to the obtained moisture / humidity content data. In addition, the feed moisture regulation production line 100 adjusts the flow and pressure of the steam entering the inside of the conditioner 2221 and the conditioning time through the regulation assembly, so as to realize the moisture / humidity control in the conditioning step of the feed preparation; and the material in the cooling machine 31 is output at a set time interval through the feeding assembly, so as to effectively control the cooling time and realize the moisture / humidity control in the cooling step; thus, the adjustment of the moisture in the feed preparation process is facilitated, so as to achieve the purpose of controlling the moisture / humidity of the finished feed product.

[0060] Preferably, the steam supply source is connected with the conditioner 2221 through a pipeline, and a steam flow automatic control valve and a steam pressure automatic control valve are arranged on the pipeline, so as to adjust the flow and pressure of the steam entering the inside of the conditioner 2221.

[0061] Further, as shown in Figure 2 Since the production line equipment is usually arranged in the horizontal direction, the mixing system 1 further comprises a first elevator 13 arranged between the mixing equipment 11 and the material preparation bin 12 for facilitating the conveying of the material and the connection between the equipment.

[0062] The first elevator 13 has a first feeding end 131 and a first discharging end 132, and the first feeding end 131 is located below the first discharging end 132; the opening of the first feeding end 131 is located below the discharge port of the mixing equipment 11, and the opening of the first feeding end 131 is connected with the discharge port of the mixing equipment 11 through a conveying pipeline; the opening of the first discharging end 132 is located above the feeding port of the material preparation bin 12, and the opening of the first discharging end 132 is connected with the feeding port of the material preparation bin 12 through a conveying pipeline; a moisture sensor or a humidity sensor is arranged at the first feeding end and the first discharging end, so as to collect the moisture / humidity content of the material in the conveying process, and facilitate the production personnel to judge the influence of the production line environment on the moisture / humidity content and take corresponding adjustment measures.

[0063] Similarly, as Figure 4 shown, the cooling system 3 further comprises a second elevator 33, which is arranged between the cooler 31 and the finished product bin 32;

[0064] The second elevator 33 has a second feeding end 331 and a second discharging end 332, and the second feeding end 331 is located below the second discharging end 332; the opening of the second feeding end 331 is located below the discharge port of the cooler 31, and the opening of the second feeding end 331 is connected with the discharge port of the cooler 31 through a conveying pipe; the opening of the second discharging end 332 is located above the feeding port of the finished product bin 32, and the opening of the second discharging end 332 is connected with the feeding port of the finished product bin 32 through a conveying pipe; the second feeding end 331 and the second discharging end 332 are both provided with a moisture sensor or a humidity sensor.

[0065] Further, in order to specifically realize that the feeding assembly outputs the material in the cooler 31 at a set time interval, the feeding assembly comprises a high material level detector, a low material level detector, and a control mechanism;

[0066] The high material level detector and the low material level detector are both arranged in the cooler 31, and the control mechanism is connected with the high material level detector and the low material level detector respectively, for adjusting the positions of the high material level detector or the low material level detector inside the cooler 31;

[0067] The cooler 31 is provided with a discharge door, which can be moved to open or close the discharge port; the high material level detector and the low material level detector are electrically connected with the discharge door respectively; when the high material level detector detects that the material rises to the height corresponding to the high material level detector, an opening signal is sent to the discharge door to open the discharge port of the cooler; when the low material level detector detects that the material falls to the height corresponding to the low material level detector, a closing signal is sent to the discharge door to close the discharge port of the cooler. Since the size of the discharge port of the cooler 31 is constant, the time interval corresponding to the rising of the material from the height corresponding to the low material level detector to the height corresponding to the high material level detector is the set feeding time interval, so that the specific adjustment of the feeding time interval can be realized by adjusting the height difference between the low material level detector and the high material level detector.

[0068] Preferably, the high material level detector and the low material level detector are interlocked with the discharge door.

[0069] Preferably, in some other embodiments, the feeding assembly includes a radar level gauge, which is installed in the cooler 31 to detect the height of the material inside the cooler 31 and set a high level and a low level accordingly. When the radar level gauge detects that the material has reached the high level, it controls the discharge gate to open to output the material; when the radar level gauge detects that the material has dropped to the low level, it controls the discharge gate to close so that the material can be cooled in the cooler 31.

[0070] Preferably, the control mechanism includes a first electric push rod and a second electric push rod; the output end of the first electric push rod is connected to the high level sensor and is used to drive the high level sensor to rise or fall; the output end of the second electric push rod is connected to the low level sensor and is used to drive the low level sensor to rise or fall; in actual use, usually only the first electric push rod drives the high level sensor to rise or fall to adjust the height difference between the high level sensor and the low level sensor.

[0071] Example 1

[0072] like Figures 1-4 As shown, the feed moisture control production line 100 in Example 1 is commonly used in the preparation of livestock and poultry feed. It includes further improvements to the above-mentioned technical solution:

[0073] Preferably, such as Figure 2 As shown, the mixing device 11 includes a mixer for mixing raw materials; the fourth measuring sensor 44 is located at the discharge port of the mixer.

[0074] Furthermore, such as Figure 3 As shown, the outlet of the conditioning component 222 is connected to the inlet of the granulation component;

[0075] The pelleting assembly includes a pellet mill 2211, which is connected to the rear end of the conditioning assembly 222 along the material conveying direction. The feed inlet of the conditioning assembly 222 is connected to the discharge outlet of the loss-in-weight feeder 21 via a conveying pipe. The discharge outlet of the conditioning assembly 222 is connected to the feed inlet of the pellet mill 2211. This allows the material to be processed into livestock feed through conditioning and pelleting steps.

[0076] Preferably, such as Figure 3 As shown in this embodiment, the conditioning component 222 includes four conditioners 2221 connected in sequence, and the three conditioners 2221 located at the front end of the material conveying direction are all equipped with moisture or humidity sensors; so that production and processing personnel can detect changes in moisture / humidity content during the conditioning process, so as to determine the influence of steam and conditioning time on moisture / humidity content, and to combine other moisture / humidity content detection results to adjust the steam flow rate, pressure and conditioning time as needed.

[0077] The second measuring sensor 42 is arranged at the discharge port of the conditioner at the last end.

[0078] Preferably, as shown in the drawings, the discharge port of the finished product bin 32 is provided with a finished product grading screen 321 below the discharge port, which is used for grading and screening the finished feed product. Figure 4

[0079] Embodiment Two

[0080] As shown in the drawings, a feed moisture control production line 100 in embodiment two is commonly used for the preparation of aquatic feed; the difference between this embodiment and embodiment one is that: Figures 5-7

[0081] As shown in FIG. 6, since there are differences between the mixing requirements of aquatic feed and livestock and poultry feed, in this embodiment, the mixing device includes two connected mixers; the mixer located at the front end of the conveying direction is defined as the primary mixer 111, and the mixer located at the rear end is defined as the secondary mixer 112.

[0082] The discharge port of the secondary mixer 112 is connected with the discharge port of the primary mixer 111, and the discharge port of the secondary mixer 112 is connected with the discharge port of the to-be-prepared feed bin 12; the discharge port of the primary mixer 111 is provided with a fourth measuring sensor 44; so as to detect the moisture / humidity content data of the material after the first mixing through the fourth measuring sensor 44, and facilitate the combination with the moisture / humidity content data detected by the first measuring sensor 41 to adjust the mixing ratio of the raw materials.

[0083] Further, as shown in the drawings, the cooling system 3 further includes a post-curing machine 34; the post-curing machine 34 is arranged between the pelletizer 2211 and the cooling machine 31; the discharge port of the post-curing machine 34 is connected with the discharge port of the pelletizer 2211 through a conveying pipeline, and the discharge port of the post-curing machine 34 is connected with the discharge port of the cooling machine 31 through a conveying pipeline; so as to ensure that the material after the conditioning and pelleting enters the post-curing machine 34 for post-curing treatment first, and then enters the cooling machine 31 for cooling; thereby meeting the post-curing treatment requirements of aquatic feed after the conditioning and pelleting steps. Figure 7 Embodiment Three

[0084] As shown in the drawings, a feed moisture control production line 100 in embodiment three is commonly used for the preparation of pet puffed feed and aquatic puffed feed; since the preparation process of puffed feed is mixing, puffing and cooling, the following differences exist between this embodiment three and embodiment two:

[0085] Figures 8-10 As shown in FIG. 7, the mixing device in embodiment three includes two connected mixers; the mixer located at the front end of the conveying direction is defined as the primary mixer 111, and the mixer located at the rear end is defined as the secondary mixer 112.

[0086] As shown in FIG. 7, the mixing device in embodiment three includes two connected mixers; the mixer located at the front end of the conveying direction is defined as the primary mixer 111, and the mixer located at the rear end is defined as the secondary mixer 112.​​​Figure 9 The outlet of the tempering assembly is connected with the inlet of the puffing assembly.

[0087] The puffing assembly comprises a puffing machine 2212 and a dryer 2213, which are connected to the rear end of the tempering assembly 222 along the material conveying direction.

[0088] The puffing machine 2212 and the dryer 2213 are connected along the material conveying direction, the inlet of the puffing machine 2212 is connected with the outlet of the tempering assembly 222, and the outlet of the dryer 2213 is connected with the inlet of the cooler 31; the material is subjected to puffing and drying treatment by the puffing machine 2212 and the dryer 2213, so as to produce pet puffing material or aquatic product puffing feed.

[0089] Preferably, two tempering machines 2221 connected in sequence are included in the tempering assembly 222, and a moisture or humidity sensor is arranged in the tempering machine 2221 arranged at the front end along the material conveying direction; so as to facilitate the production and processing personnel to detect the change of moisture / humidity content in the tempering process, so as to judge the influence of steam and tempering time on the moisture / humidity content, and facilitate to adjust the flow, pressure and tempering time of the steam according to the detection result of the moisture / humidity content.

[0090] The second measuring sensor 42 is arranged at the outlet of the tempering machine at the rear end, but in actual use, since the outlet of the tempering machine at the rear end is directly connected with the inlet of the puffing machine 2212, the second measuring sensor 42 can also be arranged at the inlet of the puffing machine 2212.

[0091] Further, as Figure 9 As shown in the embodiment, since there are many production line equipments, in order to facilitate the placement of the equipments in the horizontal direction, and avoid the erection and stacking of the equipments in the vertical direction, the material production system 2 further comprises a third elevator 23 and a transition bin 24.

[0092] The transition bin 24 is arranged between the dryer 2213 and the cooler 31 along the material conveying direction, the inlet of the transition bin 24 is connected with the outlet of the dryer 2213, and the outlet of the transition bin 24 is connected with the inlet of the cooler 31.

[0093] The third elevator 23 is arranged between the dryer 2213 and the transition bin 24.

[0094] The third elevator 23 has a third feeding end 231 and a third discharging end 232, and the third feeding end 231 is located below the third discharging end 232; the opening of the third feeding end 231 is located below the discharge port of the dryer 2213, and the opening of the third feeding end 231 is connected with the discharge port of the dryer 2213 through a conveying pipeline; the opening of the third discharging end 232 is located above the feeding port of the transition bin 24, and the opening of the third discharging end 232 is connected with the feeding port of the transition bin 24 through a conveying pipeline; the third feeding end 231 and the third discharging end 232 are both provided with a moisture sensor or a humidity sensor.

[0095] Further, as shown in Figure 10 The cooling system 3 further comprises a vacuum spraying machine 35; the vacuum spraying machine 35 is located between the transition bin 24 and the cooling machine 31; the feeding port of the vacuum spraying machine 35 is connected with the discharge port of the transition bin 24 through a conveying pipeline, and the discharge port of the vacuum spraying machine 35 is connected with the feeding port of the cooling machine 31 through a conveying pipeline.

[0096] As shown in Figures 8-10 Taking Example Three as an example, the working process of the utility model is as follows:

[0097] (1) mixing

[0098] The raw materials are conveyed to the primary mixing machine 111 for mixing, and the fourth measuring sensor 44 measures the moisture / humidity content of the materials at the discharge port of the primary mixing machine 111; the mixed materials are freely dropped along a conveying pipeline to the secondary mixing machine 112 for secondary mixing, and then freely dropped along a conveying pipeline to the first feeding end 131 of the first elevator 13, and then freely dropped along a conveying pipeline to the standby material bin 12 from the first discharging end 132; the first measuring sensor 41 measures the moisture / humidity of the materials in the standby material bin 12.

[0099] (2) puffing and drying

[0100] The materials in the standby material bin 12 are conveyed along a conveying pipeline to the loss-in-weight feeder 21, the loss-in-weight feeder 21 conveys corresponding weight of materials to the conditioning assembly 222 according to the set weight, the materials are conditioned by two connected conditioners 2221, the moisture / humidity content of the materials at the discharge port of the conditioning assembly 222 is measured by the second measuring sensor 42, and then the materials are conveyed to the puffing machine 2212 for puffing and further conveyed to the dryer 2213 for drying treatment; then the materials are conveyed to the third elevator 23 through the third feeding end 231, and then freely dropped along a conveying pipeline to the transition bin 24 from the third discharging end 232.

[0101] (3) cooling

[0102] The material in the transition bin 24 is transported to the vacuum spraying machine 35 for vacuum spraying treatment, and then transported to the cooling machine 31; when the material in the cooling machine 31 reaches the height of the high material level device, the discharge door is opened for discharging; when the material in the cooling machine 31 falls to the height of the low material level device, the discharge door is closed, the material is cooled in the cooling machine 31, and the cooling time is controlled by adjusting the height difference between the high material level device and the low material level device; the cooled material enters the second elevator 33 through the second feeding end 331 and freely falls along the conveying pipeline to the finished product bin 32 through the second discharging end 332. The third measuring sensor 43 measures the moisture content of the material in the finished product bin 32; the material is transported to the finished product grading screen 321 for screening and grading, realizing the complete production process of the expanded material.

[0103] In summary, the feed moisture control production line 100 provided by the embodiments of the present application includes a mixing system 1, a material preparation system 2 and a cooling system 3; the moisture content of the material in each step is detected by the first measuring sensor 41 arranged at the discharge port of the material to be prepared bin 12 in the mixing system 1, the second measuring sensor 42 arranged at the discharge port of the conditioning assembly 222 in the material preparation system 2 and the third measuring sensor 43 arranged in the finished product bin in the cooling system 3, so as to obtain the moisture content of the material after mixing, conditioning and cooling; the weight of the material transported to the material preparation device 22 each time is controlled by the loss-in-weight feeder 21 in the material preparation system 2, so as to ensure that the same weight of material is input into the material preparation device 22 each time; thus, the processing and production personnel can take corresponding measures on the feed production steps according to the detected moisture content data. In addition, the feed moisture control production line 100 adjusts the flow and pressure of the steam entering the conditioner 2221 and the conditioning time through the conditioning assembly, so as to realize the moisture control in the conditioning step of feed preparation; and the material in the cooling machine 31 is output at a set time interval through the feeding assembly, so as to effectively control the cooling time and realize the moisture control in the cooling step; thus, the adjustment of the moisture in the feed preparation process is facilitated, so as to achieve the purpose of controlling the moisture of the finished feed product.

[0104] The above only describes the preferred embodiments of the present application, and it should be noted that those skilled in the art can make several improvements and substitutions without departing from the technical principles of the present application, and these improvements and substitutions should also be considered as the protection scope of the present application.

Claims

1. A feed moisture regulation production line, characterized in that, The mixing system, the material preparation system and the cooling system are connected in sequence along the material conveying direction; The mixing system comprises a mixing device and a material preparation bin, the mixing device comprises at least one mixer, the discharge port of the mixing device is connected with the feeding port of the material preparation bin, and the material preparation bin is provided with a first measuring sensor for measuring the moisture or humidity of the material; The material preparation system comprises a loss-in-weight feeder and a material preparation device, the feeding port of the loss-in-weight feeder is connected with the discharge port of the material preparation bin, the discharge port of the loss-in-weight feeder is connected with the feeding port of the material preparation device, and the loss-in-weight feeder is used for outputting the material into the material preparation device according to the set weight; The material preparation device comprises a conditioning assembly and a control assembly, the discharge port of the loss-in-weight feeder is connected with the feeding port of the conditioning assembly, the conditioning assembly comprises a plurality of conditioning devices connected in sequence along the material conveying direction, the discharge port of the conditioning assembly is provided with a second measuring sensor for measuring the moisture or humidity of the material, and the discharge port of the conditioning assembly is connected with the feeding port of a granulation assembly or the feeding port of an expansion assembly; The control assembly comprises a steam supply source and a frequency converter, the plurality of conditioning devices are connected with the steam supply source, the steam supply source is used for adjusting the flow and pressure of the steam entering the inside of the conditioning devices, and the plurality of frequency converters are electrically connected with the plurality of conditioning devices in one-to-one correspondence, and the frequency converters are used for adjusting the working time of the conditioning devices; The cooling system comprises a cooling machine, a finished product bin and a feeding assembly, the feeding port of the cooling machine is connected with the discharge port of the material preparation device, the discharge port of the cooling machine is connected with the feeding port of the finished product bin, the finished product bin is provided with a third measuring sensor for measuring the moisture or humidity of the material, and the feeding assembly is arranged in the cooling machine and is used for outputting the material in the cooling machine according to the set time interval.

2. A feed moisture regulation production line as claimed in claim 1, characterized in that, The mixing system further comprises a first elevator, and the first elevator is arranged between the mixing device and the material preparation bin; The first elevator has a first feeding end and a first discharge end, and the first feeding end is located below the first discharge end, the opening of the first feeding end is located below the discharge port of the mixing device, and the opening of the first feeding end is connected with the discharge port of the mixing device through a conveying pipeline, the opening of the first discharge end is located above the feeding port of the material preparation bin, and the opening of the first discharge end is connected with the feeding port of the material preparation bin through a conveying pipeline, The first feeding end and the first discharge end are both provided with a moisture sensor or a humidity sensor.

3. The feed moisture regulation production line according to claim 1, characterized in that, The cooling system further comprises a second elevator, and the second elevator is arranged between the cooling machine and the finished product bin; The second elevator has a second feeding end and a second discharge end, and the second feeding end is located below the second discharge end, the opening of the second feeding end is located below the discharge port of the cooling machine, and the opening of the second feeding end is connected with the discharge port of the cooling machine through a conveying pipeline, the opening of the second discharge end is located above the feeding port of the finished product bin, and the opening of the second discharge end is connected with the feeding port of the finished product bin through a conveying pipeline. The second feeding end and the second discharging end are respectively provided with a moisture sensor or a humidity sensor.

4. The feed moisture regulation production line according to claim 1, characterized in that, The feeding assembly comprises a high material level detector, a low material level detector and a regulating mechanism. The high material level detector and the low material level detector are arranged in the cooling machine, and the regulating mechanism is connected with the high material level detector and the low material level detector respectively, and is used for adjusting the positions of the high material level detector and the low material level detector in the cooling machine. The cooling machine is provided with a discharging door which is movable to open or close the discharging port; the high material level detector and the low material level detector are electrically connected with the discharging door respectively. When the high material level detector detects that the material rises to the height corresponding to the high material level detector, an opening signal is sent to the discharging door to open the discharging port of the cooling machine; when the low material level detector detects that the material falls to the height corresponding to the low material level detector, a closing signal is sent to the discharging door to close the discharging port of the cooling machine.

5. The feed moisture regulation production line according to claim 1, characterized in that, The mixing device comprises one mixing machine or two mixing machines connected with each other. The discharging port of the mixing machine located at the front end in the material conveying direction is provided with a fourth measuring sensor.

6. The feed moisture regulation production line according to any one of claims 1 to 5, characterized in that, The discharging port of the tempering assembly is connected with the feeding port of the granulating assembly. The granulating assembly comprises a granulating machine which is connected with the rear end of the tempering assembly in the material conveying direction. The feeding port of the tempering assembly is connected with the discharging port of the loss-in-weight feeder through a conveying pipeline; and the discharging port of the tempering assembly is connected with the feeding port of the granulating machine.

7. A feed moisture regulation production line as claimed in claim 6, characterized in that The cooling system further comprises a post-curing machine. The post-curing machine is arranged between the granulating machine and the cooling machine; the feeding port of the post-curing machine is connected with the discharging port of the granulating machine through a conveying pipeline, and the discharging port of the post-curing machine is connected with the feeding port of the cooling machine through a conveying pipeline.

8. The feed moisture regulation production line according to any one of claims 1 to 5, characterized in that, The discharging port of the tempering assembly is connected with the feeding port of the puffing assembly. The puffing assembly comprises a puffing machine and a drying machine; the puffing machine and the drying machine are connected with the rear end of the tempering assembly in the material conveying direction. The puffing machine and the drying machine are connected in the material conveying direction, the feeding port of the puffing machine is connected with the discharging port of the tempering assembly, and the discharging port of the drying machine is connected with the feeding port of the cooling machine.

9. A feed moisture regulation production line as claimed in claim 8, characterized in that, The material preparation system further comprises a third elevator and a transition bin. The transition bin is arranged between the drying machine and the cooling machine in the material conveying direction, the feeding port of the transition bin is connected with the discharging port of the drying machine, and the discharging port of the transition bin is connected with the feeding port of the cooling machine. The third elevator is arranged between the drying machine and the transition bin. The third elevator has a third feeding end and a third discharging end, and the third feeding end is located below the third discharging end; the opening of the third feeding end is located below the discharging port of the drying machine, and the opening of the third feeding end is connected with the discharging port of the drying machine through a conveying pipeline; the opening of the third discharging end is located above the feeding port of the transition bin, and the opening of the third discharging end is connected with the feeding port of the transition bin through a conveying pipeline. The third feeding end and the third discharging end are respectively provided with a moisture sensor or a humidity sensor.

10. A feed moisture regulation production line as claimed in claim 9, characterized in that, The cooling system further comprises a vacuum spraying machine; the vacuum spraying machine is located between the transition silo and the cooling machine; a feeding port of the vacuum spraying machine is connected with a discharging port of the transition silo through a conveying pipeline, and a discharging port of the vacuum spraying machine is connected with a feeding port of the cooling machine through a conveying pipeline.

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