CN220398055U - Dual drying equipment of rice of high heat utilization - Google Patents

Abstract

The application relates to a dual drying equipment of rice of high heat utilization, include: a drying box with a gas flow chamber for hot gas flow inside, wherein a plurality of ventilation nets communicated with the gas flow chamber are arranged inside the drying box; the heating mechanism comprises a heating box, a packing auger, a plurality of electric heating plates and a fan, wherein the heating box is arranged on the drying box, a heating cavity is arranged in the heating box and communicated with the gas flow cavity, the packing auger is rotatably arranged in the heating box, and the fan is arranged on the heating box; the agitator, its rotation sets up inside the stoving case, and this application accessible heating cabinet, auger, a plurality of electrical heating board, fan, gas flow cavity, heating cavity and agitator can avoid the waste heat of heating source directly to escape to the air in, carries out make full use of to the heat that the heating source produced, improves thermal utilization ratio.

Description

Dual drying equipment of rice of high heat utilization

Technical Field

The application relates to the technical field of rice drying, in particular to rice dual-drying equipment with high heat utilization rate.

Background

The rice is exposed in the air for a long time in the processing process, and the moisture in the air is easy to absorb to generate mildew, so that the rice is required to be dried by using drying equipment in the processing process of the rice, and the humidity of the rice meets the production requirement.

According to the large-scale drying equipment of rice that chinese patent CN216432433U provided, wherein rotate the rice in to the stoving section of thick bamboo through the auger and stir, can make the rice simultaneously and move downwards and fall into quick-witted case at the in-process of stoving, compare with traditional drying equipment, it is manpower sparingly to have, the advantage that work efficiency is high, but in the in-service use, the heating source that provides hot-blast is separated with the stoving case or install on the stoving case directly, do not carry out the high-efficient utilization to the heat that the heating source produced, just utilize the hot-blast of heating source heating alone to dry the rice, cause the partial heat escape of heating source to the air, lead to the utilization ratio of heating source to descend, cause the waste.

Aiming at the problems, a rice double-drying device with high heat utilization rate is designed.

Disclosure of Invention

The embodiment of the application provides a dual drying equipment of rice of high heat utilization to provide hot-blast heating source and stoving case separation or direct mount in the relevant technique on the stoving case, do not carry out the high-efficient utilization to the heat that the heating source produced, just simply utilize the hot-blast stoving to rice of heating source heating, cause the problem in the air of the partial heat escape of heating source.

In a first aspect, there is provided a rice dual drying apparatus having a high heat utilization rate, comprising:

a drying box with a gas flow chamber for hot gas flow inside, wherein a plurality of ventilation nets communicated with the gas flow chamber are arranged inside the drying box;

the heating mechanism comprises a heating box, an auger, a plurality of electric heating plates and a fan, wherein the heating box is arranged on the drying box, a heating cavity is formed in the heating box and communicated with the gas flow cavity, the auger is rotationally arranged in the heating box and communicated with the drying box, the electric heating plates are arranged in the heating cavity, the fan is arranged on the heating box, and the air outlet of the fan is communicated with the heating cavity;

and the stirrer is rotatably arranged inside the drying box.

In some embodiments, the auger comprises a first driving motor and a screw rod, wherein the first driving motor is arranged on the heating box, the screw rod is rotatably arranged inside the heating box, and an output shaft of the first driving motor penetrates through the heating box and is connected with the screw rod;

be provided with discharging pipe and the inlet pipe of stoving case intercommunication on the heating cabinet, the discharging pipe is located the inlet pipe top.

In some embodiments, the stirrer comprises a second driving motor, a rotating shaft, three partition plates and four groups of stirring plates, wherein the second driving motor is arranged at the top of the drying box, the rotating shaft is rotatably arranged in the drying box, the three partition plates are equidistantly arranged at the outer side of the rotating shaft, and the four groups of stirring plates are equidistantly arranged at the outer side of the rotating shaft;

four groups of stirring plates and three baffle plates are distributed on the rotating shaft in a staggered way, and two flow holes are formed in the baffle plates oppositely.

In some embodiments, a feeding bin is arranged above the drying box, and a discharge valve is arranged at the bottom of the drying box.

In some embodiments, two groups of hygrothermographs are inserted on the drying box, and the two groups of hygrothermographs are distributed symmetrically up and down.

In some embodiments, a connecting pipe for communicating the gas flow chamber and the heating chamber is embedded between the drying box and the heating chamber.

In some embodiments, the drying oven further comprises an exhaust pipe, wherein the exhaust pipe is arranged on the drying oven and communicated with the drying oven, and an exhaust fan is arranged inside the exhaust pipe.

The embodiment of the application provides a dual rice drying equipment with high heat utilization rate, send external gas into the heating cavity through the fan, heat the air through the electric heating plate, send the steam into the stoving case through the ventilation net and dry the rice, stir the rice through the agitator, let the rice be heated more evenly, send the rice into the heating case through the auger, dry the rice through the electric heating plate, not only can circulate the stoving to the rice, improve the even degree and the stoving effect of rice stoving, simultaneously, the waste heat after the electric heating plate heats the gas can dry the rice together with the steam, the waste heat of effectual heating source has been avoided directly dissipating in the air, do not obtain and has led to the fact the waste, thereby make full use of to the heat that the electric heating plate produced, improve the utilization ratio of heat;

meanwhile, heated gas flows in the gas flow chamber and the heating chamber, so that the drying box and the heating box are insulated, the waste heat dissipation speed of the electric heating plate is reduced, and meanwhile, the phenomenon that rice is damped due to overlarge temperature difference between the inside and the outside after rice drying is avoided, and the rice drying effect is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic three-dimensional structure provided in an embodiment of the present application;

FIG. 2 is a front cross-sectional view provided by an embodiment of the present application;

fig. 3 is an internal cross-sectional view of a drying oven and a heating oven provided in an embodiment of the present application;

fig. 4 is a three-dimensional schematic diagram of a stirrer according to an embodiment of the present application.

In the figure: 1. a drying box; 1a, a gas flow chamber; 1b, a ventilation screen; 2. a heating mechanism; 2a, heating the chamber; 21. a heating box; 22. an auger; 22a, a discharge pipe; 22b, a feed tube; 221. a first driving motor; 222. a screw rod; 23. an electric heating plate; 24. a blower; 3. a stirrer; 31. a second driving motor; 32. a rotating shaft; 33. a partition plate; 34. a flow hole; 35. a stirring plate; 4. an exhaust pipe; 5. a feeding bin; 6. a discharge valve; 7. a hygrothermograph; 8. and (5) connecting pipes.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.

The embodiment of the application provides a dual drying equipment of rice of high heat utilization efficiency, and it can solve and provide the hot-blast heating source and the stoving case separation or direct mount in the stoving case among the related art, does not carry out the high-efficient utilization to the heat that the heating source produced, just only utilizes the hot-blast stoving to rice of heating source heating, causes the problem that partial heat of heating source escaped to the air.

Referring to fig. 1 to 3, a dual rice drying apparatus with high heat utilization includes; the drying box 1, the heat supply mechanism 2 and the stirrer 3 are internally provided with a gas flow chamber 1a for hot gas to flow, and a plurality of ventilation nets 1b communicated with the gas flow chamber 1a are arranged in the drying box 21 of the drying box 1; the heat supply mechanism 2 comprises a heating box 21, an auger 22, a plurality of electric heating plates 23 and a fan 24, wherein the heating box 21 is arranged on the drying box 1, a heating chamber 2a is arranged in the heating box 21, the heating chamber 2a is communicated with the gas flow chamber 1a, the auger 22 is rotatably arranged in the heating box 21, the auger 22 is communicated with the drying box 1, the plurality of electric heating plates 23 are arranged in the heating chamber 2a, the fan 24 is arranged on the heating box 21, and an air outlet of the fan 24 is communicated with the heating chamber 2 a; the stirrer 3 is rotatably provided inside the drying box 1.

It is understood that the aperture of the ventilation net 1b in this embodiment is smaller than the width of two ends of the rice, a feeding bin 5 is arranged above the drying box 1, and a discharge valve 6 is arranged at the bottom of the drying box 1.

In actual operation, rice is fed into the drying box 1 through the feeding bin 5, the fan 24 is started, the fan 24 feeds external air into the heating chamber 2a, the air is heated through the electric heating plate 23, the heated air enters the air flow chamber 1a, hot air is fed into the drying box 1 through the ventilation net 1b to dry the rice, and then,

starting the stirrer 3, stirring the rice by the stirrer 3 to make the rice heated more uniformly,

the auger 22 is started, the auger 22 lifts up the rice entered into the heating tank 21,

in this process, the heat that electrical heating board 23 produced dries rice to send into stoving case 1 inside again through auger 22, can circulate the stoving to rice, improve the stoving effect, simultaneously, the gas of heating can flow in gas flow cavity 1a and heating cavity 2a inside, keeps warm stoving case 1 and heating box 21, after the stoving finishes, opens discharge valve 6, carries out the ejection of compact process to rice.

As shown in fig. 3, a connection pipe 8 for communicating the gas flow chamber 1a with the heating chamber 2a is interposed between the drying box 1 and the heating chamber 2 a.

During use, hot air inside the heating chamber 2a enters through the connecting pipe 8

Specifically, the auger 22 in the present embodiment includes a first driving motor 221 and a screw rod 222, the first driving motor 221 is disposed on the heating box 21, the screw rod 222 is rotatably disposed inside the heating box 21, and an output shaft of the first driving motor 221 penetrates through the heating box 21 and is connected with the screw rod 222; the heating box 21 is provided with a discharging pipe 22a and a feeding pipe 22b communicated with the drying box 1, the discharging pipe 22a is located above the feeding pipe 22b, the discharging pipe 22a is located at the top of the inside of the drying box 1, and the feeding pipe 22b is located at the bottom of the inside of the drying box 1.

In order to enable the rice piled up at the bottom of the drying box 1 to be heated uniformly in the rice drying process, the first driving motor 221 is started, the first driving motor 221 drives the spiral rod 222 to rotate, the rice inside the drying box 1 enters the heating box 21 through the feeding pipe 22b at the bottom, the rice is heated through heat generated by the electric heating plate 23, the rice is lifted through the spiral rod 222, and then the rice enters the drying box 1 through the discharging pipe 22a to achieve the purpose of circulating drying, so that the drying effect is improved.

Preferably, as shown in fig. 2 and 4, the stirrer 3 in the present embodiment includes a second driving motor 31, a rotating shaft 32, three partition plates 33 and four groups of stirring plates 35, the second driving motor 31 is disposed at the top of the drying box 1, the rotating shaft 32 is rotatably disposed inside the drying box 1, the three partition plates 33 are disposed at equal distances outside the rotating shaft 32, and the four groups of stirring plates 35 are disposed at equal distances outside the rotating shaft 32; four sets of stirring plates 35 and three partition plates 33 are alternately arranged on the rotating shaft 32, and two flow holes 34 are oppositely arranged on the partition plates 33.

When the rice is dried by the drying box 1, the second driving motor 31 is started to drive the rotating shaft 32 to rotate, the rice is stirred by the stirring plate 35, the rice is heated more uniformly, the inside of the drying box 1 is separated by the partition plate 33, the rice entering the inside of the drying box 1 gradually flows downwards through the flow holes 34 on the partition plate 33, so that the rice can be in a flowing state, the rice is contacted with hot air sent out by the ventilation net 1b more fully, and the drying effect is better.

Preferably, as shown in fig. 1, two groups of hygrothermograph 7 are inserted on the drying box 1, and the two groups of hygrothermograph 7 are distributed symmetrically up and down.

Can monitor stoving case 1 inside temperature and humidity through hygrothermograph 7, let the staff grasp the inside stoving condition of stoving case 1, make things convenient for staff's observation.

As a preferred embodiment, as shown in fig. 2, the ventilation net 1b is provided in one-to-one correspondence with the agitation plates 35, and the ventilation net 1b is a ring-shaped ventilation net.

When in actual use, the air can be annularly introduced into the drying box 1 through the annular ventilation net, so that the contact area of hot air and rice is increased, and the drying efficiency is accelerated.

It should be noted that, drying box 1 bottom is provided with two sets of pillars, supports drying box 1 through the pillar, makes things convenient for the ejection of compact work of rice.

Specifically, as shown in fig. 2, the drying oven further comprises an exhaust pipe 4, wherein the exhaust pipe 4 is arranged on the drying oven 1, the exhaust pipe 4 is communicated with the drying oven 1, and an exhaust fan is arranged inside the exhaust pipe 4.

When rice is dried, steam generated in the drying box 1 flows out through the exhaust pipe 4, and the exhaust speed of gas in the drying box 1 can be accelerated through the exhaust fan, so that the steam is exhausted.

In the description, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and are not indicative or implying that the apparatus or element to be referred must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

It should be noted that in this application, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a specific embodiment of the application to enable one skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The utility model provides a dual drying equipment of rice of high heat utilization, its characterized in that includes:

a drying box (1) with a gas flow chamber (1 a) for hot gas flow inside, wherein a plurality of ventilation nets (1 b) communicated with the gas flow chamber (1 a) are arranged inside the drying box (1);

the heating mechanism (2) comprises a heating box (21), an auger (22), a plurality of electric heating plates (23) and a fan (24), wherein the heating box (21) is arranged on the drying box (1), a heating chamber (2 a) is arranged inside the heating box (21), the heating chamber (2 a) is communicated with the gas flow chamber (1 a), the auger (22) is rotationally arranged inside the heating box (21), the auger (22) is communicated with the drying box (1), the electric heating plates (23) are arranged inside the heating chamber (2 a), the fan (24) is arranged on the heating box (21), and an air outlet of the fan (24) is communicated with the heating chamber (2 a);

and the stirrer (3) is rotatably arranged inside the drying box (1).

2. The dual drying apparatus for rice with high heat utilization as recited in claim 1, wherein:

the auger (22) comprises a first driving motor (221) and a screw rod (222), the first driving motor (221) is arranged on the heating box (21), the screw rod (222) is rotatably arranged inside the heating box (21), and an output shaft of the first driving motor (221) penetrates through the heating box (21) and is connected with the screw rod (222);

the heating box (21) is provided with a discharging pipe (22 a) and a feeding pipe (22 b) which are communicated with the drying box (1), and the discharging pipe (22 a) is positioned above the feeding pipe (22 b).

3. The dual drying apparatus for rice with high heat utilization as recited in claim 1, wherein:

the stirrer (3) comprises a second driving motor (31), a rotating shaft (32), three partition plates (33) and four groups of stirring plates (35), wherein the second driving motor (31) is arranged at the top of the drying box (1), the rotating shaft (32) is rotatably arranged inside the drying box (1), the three partition plates (33) are equidistantly arranged at the outer side of the rotating shaft (32), and the four groups of stirring plates (35) are equidistantly arranged at the outer side of the rotating shaft (32);

four groups of stirring plates (35) and three partition plates (33) are distributed on the rotating shaft (32) in a staggered mode, and two flow holes (34) are formed in the partition plates (33) in an opposite mode.

4. The dual drying apparatus for rice with high heat utilization as recited in claim 1, wherein:

a feeding bin (5) is arranged above the drying box (1), and a discharge valve (6) is arranged at the bottom of the drying box (1).

5. The dual drying apparatus for rice with high heat utilization as recited in claim 1, wherein:

two groups of hygrothermographs (7) are inserted on the drying box (1), and the two groups of hygrothermographs (7) are distributed symmetrically up and down.

6. The dual drying apparatus for rice with high heat utilization as recited in claim 1, wherein:

a connecting pipe (8) used for communicating the gas flow chamber (1 a) with the heating chamber (2 a) is embedded between the drying box (1) and the heating chamber (2 a).

7. The dual drying apparatus for rice with high heat utilization as recited in claim 1, wherein:

still include blast pipe (4), blast pipe (4) set up on stoving case (1), blast pipe (4) and stoving case (1) intercommunication, blast pipe (4) inside are provided with the air exhauster.