CN209934914U - Rice husk crushing processing system - Google Patents

Abstract

The utility model provides a rice husk crushing and processing system, which belongs to the technical field of rice by-product processing. The system includes a crushing device, a dust removal device, a negative pressure generating device, a finished product lifting device and a finished product storage tank. At the discharge end of the finished product elevator, the dust removal device includes a Shakeron dust collector, and the negative pressure generating device is connected to the inner shell of the Shakeron dust collector to suck the crushed rice husk powder in the rice husk powder storage cavity into the sand. Kron Duster. The system utilizes the special structure of the Shakeron dust collector, and sucks the crushed rice husks into the Shakeron dust collector through the negative pressure generating device, which fundamentally solves the problem of blade wear and tear during the pumping process of rice husk powder. Problems that lead to equipment damage, increased maintenance costs, and poor production continuity. At the same time, it is beneficial to remove dust from rice husk powder and improve product quality.

Description

Rice husk crushing processing system

technical field

The utility model belongs to the technical field of rice by-product processing, in particular to a rice husk crushing and processing system.

Background technique

Rice production and processing enterprises will produce a large amount of rice husks in the process of rice production. Rice husk, as a by-product of rice processing, is rich in nutrients. A common way of using rice husks is as animal feed. However, the complete rice husk is not suitable as an added feed. Generally, the rice husk needs to be crushed and graded and screened to obtain higher added value.

However, in the prior art, the pulverized rice husk powder is usually pumped to a screening device by a fan, and the rough rice husk powder rubs against the blades of the fan, causing serious wear of the fan blades, causing equipment damage and increasing production costs, which is not conducive to enterprises. Continuous production and safe production. At the same time, the pulverized rice husk powder contains fine particles of rice husk powder and dust that are not suitable for feed products, and need to be removed from the rice husk powder product.

SUMMARY OF THE INVENTION

In view of this, the utility model provides a rice husk crushing and processing system that can reduce equipment wear and reduce the content of fine particles and dust in rice husk powder products.

The technical scheme adopted by the utility model to solve its technical problems is:

A rice husk crushing and processing system, comprising a crushing device, a dust removal device, a negative pressure generating device, a finished product lifting device and a finished product storage tank, the dust removal device is connected to the crushing device, and the negative pressure generating device is connected to the dust removal device, The feed end of the finished product elevator is connected to the dust removal device, and the finished product storage tank is connected to the discharge end of the finished product elevator; the pulverizing device includes a pulverizer, a feeding pipe and a rice husk powder storage cavity. One end of the feed pipe is connected to the feed end of the pulverizer, the rice husk powder storage cavity is connected to the discharge end of the pulverizer, and the bottom of the rice husk powder storage cavity is provided with a cavity discharge port; The dust removal device includes a Shakelong dust collector, the upper part of the Shakelong dust collector is provided with a rice husk powder feeding pipe, and the lower end is provided with an air sealer, and the rice husk powder feeding pipe is connected to the outlet of the storage cavity. The air closer is connected to the feed end of the finished product elevator; the negative pressure generating device is connected to the inner shell of the Sacron dust collector to pulverize the rice husk powder storage cavity The rice husk powder is sucked into the Sacron duster.

Preferably, the rice husk pulverization and processing system further includes a rice husk powder classification device, the rice husk powder classification device includes a classification elevator, a classification screen and a rice husk powder classification storage tank, and the feeding end of the classification elevator is connected to The discharge port of the finished product storage tank, the feed end of the classification screen is connected to the discharge end of the classification elevator, and the feed port of the rice husk powder classification storage tank is connected to the classification screen.

Preferably, the grading screen is arranged on the upper part of the rice husk powder grading storage tank, and the discharge port of the grading screen is higher than the feeding port of the rice husk powder grading storage tank.

Preferably, the grading screen includes a first-stage screen, a second-stage screen and a third-stage screen, and the first-stage screen, the second-stage screen and the third-stage screen are in sequence. set up to form four screening spaces; the rice husk powder grading storage tank includes a first storage tank, a second storage tank, a third storage tank and a fourth storage tank, the first storage tank, the second storage tank The tank, the third storage tank and the fourth storage tank are respectively used to receive the oversize of the first-level screen, the oversize of the second-level screen, and the third-level screen The oversize and the undersize of the tertiary screen.

Preferably, the rice husk pulverization and processing system further includes a raw material storage device, and the discharge port of the raw material storage device is connected to an end of the feeding pipe away from the pulverizer, and is used for storing rice husk raw materials; the raw material storage The device is provided with at least one temperature detector and at least one humidity detector, which are respectively used to detect the temperature and humidity in the raw material storage device.

Preferably, the raw material storage device includes a raw material storage tank and a plurality of stirrers, the stirrers are arranged at the bottom of the raw material storage tank and are used for stirring the rice husk raw materials stored in the raw material storage tank.

Preferably, the finished product storage tank includes a tank body and a feed buffer assembly, one end of the feed buffer assembly is connected to the feed port of the tank body, and the other end extends into the bottom of the tank body; the blocking buffer assembly It includes a vertical plate, a number of left baffles and a number of right baffles. The vertical plate surrounds a hollow column cavity with two ends open, and one end is fixed at the feed port of the tank body, and the other end extends into the tank body. Bottom; one end of several left baffles is connected to the left inner wall of the vertical plate, and one end of several right baffles is connected to the right inner wall of the vertical plate; the left baffle is connected to the The right baffles are arranged obliquely, there is a space between two adjacent left baffles, and there is a space between two adjacent right baffles, and the end of the right baffle away from the right inner wall of the vertical plate protrudes into In the interval formed by two adjacent left baffles; the end of the left baffle away from the left inner wall of the vertical plate extends into the interval formed by two adjacent right baffles.

Preferably, the bottom of the tank body is an inverted cone, and the top of the cone is provided with a discharge port for rice husk powder; the finished product storage tank further includes a discharge auxiliary device, and the discharge auxiliary device is installed in the tank on the outer side wall of the bottom of the body.

Preferably, the left baffle and the right baffle are arc-shaped plates, and the end of the right baffle away from the inner wall of the right side of the vertical plate extends into the highest point of the arc surface of the left baffle, so One end of the left baffle away from the left inner wall of the vertical plate extends into the highest point of the arc surface of the right baffle.

Preferably, the dust removal device further comprises a gas purification mechanism, one end of the gas purification mechanism is connected to the inner shell of the Shaqron dust collector, and the other end is connected to the negative pressure generating device.

It can be seen from the above technical solutions that the present utility model provides a rice husk crushing and processing system, the beneficial effect of which is: using the special structure of the Shakeron dust collector, the negative pressure generating device provides suction, and the crushed Rice husks are sucked from the rice husk powder storage cavity to the Shakeron dust collector, avoiding the use of fans to pump the rice husk powder, thereby essentially solving the problem of blade wear during the pumping process of the rice husk powder, causing equipment damage. Problems with damage, increased maintenance costs, and poor production continuity. The rice husk powder is subjected to the action of the Shakelong dust collector, and falls into the entrance of the finished product elevator from the air closer, and is sent to the finished product storage tank for storage; Under the action of the negative pressure generated by the negative pressure generating device, the rice husk powder is removed from the rice husk powder, and the quality of the rice husk powder product is improved.

Description of drawings

Figure 1 is a schematic structural diagram of a rice husk crushing processing system.

Figure 2 is a schematic diagram of the structure of the dust removal device.

Figure 3 is a schematic structural diagram of a raw material storage device.

Figure 4 is a schematic diagram of the structure of the finished product storage tank.

In the figure: rice husk crushing processing system 10, crushing device 100, crusher 110, feeding pipe 120, rice husk powder storage cavity 130, dust removal device 200, Sacron dust collector 210, gas purification mechanism 220, rice husk powder inlet Material pipe 211, air closer 212, negative pressure generating device 300, finished product lifting device 400, finished product storage tank 500, tank body 510, feed buffer assembly 520, vertical plate 521, left baffle 522, right baffle 523, outlet Auxiliary equipment 530, rice husk powder classification device 600, classification elevator 610, classification screen 620, first-stage screen 621, second-stage screen 622, third-stage screen 623, rice husk powder classification storage tank 630, The first storage tank 631 , the second storage tank 632 , the third storage tank 633 , the fourth storage tank 634 , the raw material storage device 700 , the temperature detector 701 , the humidity detector 702 , the raw material storage tank 710 , and the agitator 720 .

Detailed ways

The technical solutions and technical effects of the embodiments of the present utility model are further elaborated below in conjunction with the accompanying drawings of the present utility model.

Referring to FIG. 1 , in one embodiment, a rice husk crushing and processing system 10 is used for crushing and processing rice husks to obtain high added value of rice by-products. The rice husk crushing and processing system 10 includes a crushing device 100, a dust removal device 200, a negative pressure generating device 300, a finished product lifting device 400 and a finished product storage tank 500. The dust removal device 200 is connected to the crushing device 100, and the negative pressure generates The device 300 is connected to the dust removal device 200 , the feed end of the finished product elevator 400 is connected to the dust removal device 200 , and the finished product storage tank 500 is connected to the discharge end of the finished product elevator 400 . After the rice husk powder is pulverized by the pulverizing device 100, under the action of the negative pressure generating device 300, the rice husk powder enters the dust removal device 200, and after reducing the content of fine particles and dust, it is conveyed by the finished product elevator 400 to the The finished product storage tank 500 is stored.

Please refer to FIG. 2 , specifically, the pulverizing device 100 includes a pulverizer 110 , a feeding pipe 120 and a rice husk powder storage cavity 130 . One end of the feeding pipe 120 is connected to the feeding end of the pulverizing machine 110 , so The rice husk powder storage cavity 130 is connected to the discharge end of the pulverizer 110 , and a storage cavity discharge port is opened at the bottom of the rice husk powder storage cavity 130 . The rice husks enter the pulverizer 110 through the feeding pipe 120 and are pulverized, and then fall into the rice husk powder storage cavity 130 .

Specifically, the dust removal device 200 includes a Shakeron dust collector 210, the upper part of the Shakeron dust collector 210 is provided with a rice husk powder feeding pipe 211, and the lower end is provided with an air lock 212, and the rice husk powder feed pipe 212 is provided at the lower end. The material pipe 211 is connected to the discharge port of the storage cavity, and the air sealer 212 is connected to the feed end of the finished product elevator 400 . The negative pressure generating device 300 is connected to the inner shell of the Sacron dust collector 210 , so as to suck the pulverized rice husk powder in the rice husk powder storage chamber 130 into the Sacron dust collector 210 .

The negative pressure generating device 300 is a negative pressure fan or a vacuum pump, and the inlet pipe of the negative pressure generating device 300 is airtightly connected to the inner shell of the Sacron dust collector 210 to provide negative pressure, so that the rice husk powder The pulverized rice husk powder in the storage cavity 130 is sucked into the Shakeron dust collector 210, and the rice husk powder rotates downward in the Shakeron dust collector 210, wherein the rice husk powder with larger particles passes through the dust collector 210. The air closer 212 falls on the feeding end of the finished product elevator 400, and some tiny particles and dust rise with the airflow and are discharged from the system, thereby reducing the content of tiny particles and dust in the rice husk powder product, and improving the rice husk powder. product quality. At the same time, since the rice husk pulverization processing system 10 adopts the negative pressure generating device 300 as the lifting power device for the pulverized rice husk powder, the direct contact between the rice husk powder and the lifting power device is avoided, thereby fundamentally solving the problem of rice husk powder. During the pumping process of the shell powder, the blades are worn, causing equipment damage, increased maintenance costs, and poor production continuity.

Please continue to refer to FIG. 1. In a preferred embodiment, the rice husk crushing and processing system 10 further includes a rice husk powder classification device 600, and the rice husk powder classification device 600 includes a classification elevator 610, a classification screen 620 and a rice husk powder. The powder classification storage tank 630, the feed end of the classification elevator 610 is connected to the discharge port of the finished product storage tank 500, the feed end of the classification screen 620 is connected to the discharge end of the classification elevator 610, so The feeding port of the rice husk powder grading storage tank 630 is connected to the grading screen 620 . The preliminarily crushed rice husk powder is transported to the grading screen 620 by the grading elevator 610, and the grading screen 620 realizes the classification of the rice husk powder according to the particle size according to the usage requirements, and the graded rice husk powder is stored in the In the grading storage tank 630, the rice husk powder is further processed to meet the feeding needs of animals of different species and growth stages, thereby increasing the added value of the by-products of rice.

Further, in order to reduce equipment investment, save energy and reduce consumption, the grading screen 620 is arranged on the upper part of the rice husk powder grading storage tank 630, and the discharge port of the grading screen 620 is higher than the rice husk powder grading storage tank 630. feed port. The rice husk powder after being screened by the grading screen 620 falls into the rice husk powder grading storage tank 630 by its own gravity, so as to avoid secondary lifting and reduce equipment investment.

In a specific embodiment, the grading screen 620 includes a first-stage screen 621 , a second-stage screen 622 and a third-stage screen 623 . The first-stage screen 621 and the second-stage screen 622 It is arranged in sequence with the third-stage screen 623 to form four screening spaces; the rice husk powder classification storage tank 630 includes a first storage tank 631, a second storage tank 632, a third storage tank 633 and a fourth storage tank 630. Tank 634 , the first storage tank 631 , the second storage tank 632 , the third storage tank 633 and the fourth storage tank 634 are respectively used to receive the oversize of the first-stage screen 621 , the oversize of the second-stage screen 622 , the oversize of the third-stage screen 623 , and the undersize of the third-stage screen 623 . Rice husk powder is sieved through the first-stage screen 621, the second-stage screen 622, and the third-stage screen 623 in turn to form four kinds of rice husk powder products with different particle sizes to meet the needs of different feeding conditions. The demand for rice husk powder in different stages of enterprises.

In another specific embodiment, the discharge port of the first storage tank 631 is connected to the feed port of the pulverizer 110, so that the rice husk powder with larger particle size stored in the first storage tank 631 is Re-grinding and processing to further enhance the added value of rice by-products.

In yet another specific embodiment, the discharge port of the fourth storage tank 634 is connected to the rice husk powder feeding pipe 211 of the Sacron dust collector 210, so that the grains stored in the fourth storage tank 631 are The rice husk powder with a smaller diameter is re-entered into the dust removal device to further remove the tiny particles and dust in the rice husk powder stored in the fourth storage tank 631 and improve the quality of the rice husk powder product.

1 and 3, in another preferred embodiment, in order to monitor the quality of the rice husk raw material in real time and prevent the rice husk raw material from becoming mildewed during the storage process, the rice husk crushing and processing system 10 further includes a raw material storage device 700 , the discharge port of the raw material storage device 700 is connected to the end of the feeding pipe 120 away from the pulverizer 110 for storing rice husk raw materials; the raw material storage device 700 is provided with at least one temperature detector 701 and At least one humidity detector 702 is used to detect the temperature and humidity in the raw material storage device 700, respectively.

Further, the raw material storage device 700 includes a raw material storage tank 710 and a plurality of stirrers 720 . The stirrers 720 are arranged at the bottom of the raw material storage tank 710 and are used to stir the rice husks stored in the raw material storage tank 710 raw material. Monitor the temperature and humidity in the raw material storage tank 710 in real time, maintain a dry storage environment, find that the central temperature of the rice husk raw material increases, start the stirrer 720, and turn the rice husks in the raw material storage tank 710 to prevent Long-term storage will lead to mildew of rice husks and affect product quality.

Referring to FIGS. 1 and 4 , in another preferred embodiment, the finished product storage tank 500 includes a tank body 510 and a feed buffer assembly 520 , and one end of the feed buffer assembly 520 is connected to the feed of the tank body 510 The other end extends into the bottom of the tank body 510; the blocking buffer assembly 520 includes a vertical plate 521, a plurality of left baffle plates 522 and a plurality of right baffle plates 523, and the vertical plate 521 surrounds a hollow column with openings at both ends. One end is fixed at the feeding port of the tank body 510, and the other end extends into the bottom of the tank body 510; one end of the plurality of left baffles 522 is connected to the left inner wall of the vertical plate 521, One end of the right baffles 523 is connected to the right inner wall of the vertical plate 521 ; There is a space between two adjacent right baffles 523 , and one end of the right baffle 523 away from the inner wall of the right side of the vertical plate 521 extends into the space formed by the two adjacent left baffles 522 ; One end of the left baffle 522 away from the left inner wall of the vertical plate 521 extends into the interval formed by two adjacent right baffles 523 .

During the feeding process from top to bottom, the rice husk powder is guided through the left baffle 522 and the right baffle 523 in turn, reducing the feeding speed and reducing the contact between the rice husk powder and the tank bottom of the tank body 510 . Direct impact, thereby reducing the concentration of rice husk dust and electrostatic charge in the tank 510, and realizing safe storage of rice husk powder. Secondly, during the feeding process from top to bottom, the rice husk powder is guided by the left baffle 522 and the right baffle 523 to continuously change the feeding direction, so that fine particles and dust are separated from the rice husk powder, And the tank body 510 is discharged in the form of dust, which further improves the quality of rice husk powder.

In order to make the finished product storage tank 500 unload smoothly, in a specific embodiment, the bottom of the tank body 510 is an inverted cone, and the top of the cone is provided with a discharge port for rice husk powder; the finished product storage tank 500 also It includes a discharging auxiliary device 530 , and the discharging auxiliary device 530 is installed on the outer side wall of the bottom of the tank body 510 . The discharging auxiliary device 530 may be at least one of a silo wall vibrator, a silo bottom agitator or a metal hose.

In a preferred embodiment, the left baffle 522 and the right baffle 523 are arc-shaped plates, and one end of the right baffle 523 away from the right inner wall of the vertical plate 521 extends into the left baffle At the highest point of the arc surface of the right baffle 522 , the end of the left baffle plate 522 away from the left inner wall of the vertical plate 521 extends into the highest point of the arc surface of the right baffle plate 523 . During the feeding process of rice husk powder from top to bottom, under the impact blocking effect of the left baffle 522 and the right baffle 523 and the centrifugal force, fine particles and dust are further separated, and the finished product storage tank is removed. 500, thereby reducing the content of fine particles and dust in the finished rice husk powder, and further improving the quality of the rice husk powder product.

In yet another preferred embodiment, the dust removal device 200 further includes a gas purification mechanism 220, one end of the gas purification mechanism 220 is connected to the inner shell of the Sacron dust collector 210, and the other end is connected to the negative pressure generator. Device 300 . The body purification mechanism 220 can be at least one of a filter type dust removal mechanism, an electrostatic dust removal mechanism or a wet dust removal mechanism, so as to make the fine particles and dust diffused by the Sacron dust collector 210 settle and prevent them from escaping. scattered, causing environmental pollution, endangering human health, and even leading to safety production accidents.

The above disclosures are only the preferred embodiments of the present invention, and of course, it cannot limit the scope of the rights of the present invention. Those of ordinary skill in the art can understand that all or part of the procedures for realizing the above-mentioned embodiments can be implemented according to the present invention. The equivalent changes made by the claims still belong to the scope covered by the utility model.

Claims (10)

1. A rice husk pulverizing processing system is characterized in that, comprising pulverizing device, dust removing device, negative pressure generating device, finished product lifting device and finished product storage tank, described dust removing device is connected with described pulverizing device, and described negative pressure generating device connecting the dust removal device, the feed end of the finished product lifting device is connected to the dust removal device, and the finished product storage tank is connected to the discharge end of the finished product lifting device; The pulverizing device includes a pulverizer, a feeding pipe and a rice husk powder storage cavity, one end of the feeding pipe is connected to the feeding end of the pulverizer, and the rice husk powder storage cavity is connected to the discharge of the pulverizer The bottom of the rice husk powder storage cavity is provided with a storage cavity discharge port; The dust removal device includes a Shakelong dust collector, the upper part of the Shakelong dust collector is provided with a rice husk powder feeding pipe, and the lower end is provided with an air sealer, and the rice husk powder feeding pipe is connected to the outlet of the storage cavity. a feed port, the air closer is connected to the feed end of the finished product lifting device; The negative pressure generating device is connected to the inner shell of the Sacron dust collector, so as to suck the pulverized rice husk powder in the rice husk powder storage cavity into the Sacron dust collector. 2. The rice husk pulverizing processing system according to claim 1, further comprising a rice husk powder grading device, wherein the rice husk powder grading device comprises a grading elevator, a grading sieve and a rice husk powder grading storage tank. The feed end of the classification elevator is connected to the discharge port of the finished product storage tank, the feed end of the classification screen is connected to the discharge end of the classification elevator, and the feed port of the rice husk powder classification storage tank communicate with the classifying screen. 3. The rice husk pulverizing processing system according to claim 2, wherein the grading sieve is arranged on the upper part of the rice husk powder grading storage tank, and the discharge port of the grading sieve is higher than the rice husk powder The feed port of the graded storage tank. 4. The rice husk crushing and processing system according to claim 2 or 3, wherein the grading screen comprises a first-stage screen, a second-stage screen and a third-stage screen, and the first-stage screen The screen, the second-level screen and the third-level screen are arranged in sequence to form four screening spaces; the rice husk powder grading storage tank includes a first storage tank, a second storage tank, and a third storage tank and the fourth storage tank, the first storage tank, the second storage tank, the third storage tank and the fourth storage tank are respectively used to receive the oversize of the first-stage screen, all the The oversize of the second-stage screen, the oversize of the third-stage screen, and the undersize of the third-stage screen. 5 . The rice husk pulverizing processing system according to claim 1 , further comprising a raw material storage device, the discharge port of the raw material storage device is connected to an end of the feeding pipe away from the pulverizer, and is used for 5 . Rice husk raw materials are stored; at least one temperature detector and at least one humidity detector are arranged on the raw material storage device, which are respectively used to detect the temperature and humidity in the raw material storage device. 6 . The rice husk pulverizing processing system according to claim 5 , wherein the raw material storage device comprises a raw material storage tank and several stirrers, and the stirrers are arranged at the bottom of the raw material storage tank and are used for stirring. 7 . The rice husk raw material stored in the raw material storage tank. 7. The rice husk crushing processing system according to claim 1, wherein the finished product storage tank comprises a tank body and a feed buffer assembly, and one end of the feed buffer assembly is connected to the feed port of the tank body, The other end extends into the bottom of the tank; The feeding buffer assembly includes a vertical plate, a plurality of left baffles and a plurality of right baffles. The vertical plate surrounds a hollow column cavity with two ends open, and one end is fixed to the feeding port of the tank body, and the other end extends. into the bottom of the tank body; one end of the left baffles is connected to the left inner wall of the vertical plate, and one end of the right baffles is connected to the right inner wall of the vertical plate; the The left baffle and the right baffle are arranged obliquely, there is a space between two adjacent left baffles, and there is a space between two adjacent right baffles, and the right baffle is far away from the right side of the vertical plate. One end of the side inner wall extends into the interval formed by two adjacent left baffles; one end of the left baffle away from the left inner wall of the vertical plate extends into the interval formed by two adjacent right baffles. 8. The rice husk crushing and processing system according to claim 7, wherein the bottom of the tank body is an inverted cone, and the top of the cone is provided with a discharge port for rice husk powder; the finished product storage tank further comprises: Discharging auxiliary equipment, the discharging auxiliary equipment is installed on the outer side wall of the bottom of the tank body. 9 . The rice husk crushing and processing system according to claim 7 or 8 , wherein the left baffle and the right baffle are arc-shaped plates, and the right baffle is far away from the right inner wall of the vertical plate. 10 . One end of the left baffle extends into the highest point of the arc surface of the left baffle, and the end of the left baffle away from the left inner wall of the vertical plate extends into the highest point of the arc surface of the right baffle. 10. The rice husk crushing and processing system according to any one of claims 1 to 3 or 5 to 8, wherein the dust removal device further comprises a gas purification mechanism, and one end of the gas purification mechanism is connected to the The inner shell of the Shakeron dust collector is connected to the negative pressure generating device at the other end.

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