CN209910313U

CN209910313U - Grain drying machine

Info

Publication number: CN209910313U
Application number: CN201920600505.XU
Authority: CN
Inventors: 陆坚; 薛会强
Original assignee: Jiangsu Shengman Drying Equipment Engineering Co Ltd
Current assignee: Jiangsu Shengman Drying Equipment Engineering Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-01-07
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses a grain drier, which comprises a box body, a rotating shaft, a rotating plate, a connecting rod, a scraping block and a driving mechanism, wherein the top of the box body is provided with a feed inlet, and the bottom of the box body is provided with a discharge outlet; the rotating shaft, the rotating plate, the connecting rod and the scraping block are all arranged in the box body; the rotating shaft is arranged at the center of the box body, the upper end of the rotating shaft is connected with the top of the box body through a bearing seat, and the lower end of the rotating shaft is connected with the rotating plate; one end of the connecting rod is connected to the lower end face of the rotating plate, and the other end of the connecting rod is connected with the scraping block; a scraping plate is arranged on the surface of the scraping block and is obliquely arranged along the axial direction of the scraping block; the driving mechanism is arranged on the box body and connected with the rotating shaft; the bottom and the side of the box body are both provided with interlayers, and heating media are arranged in the interlayers. The utility model has the characteristics of drying effect is good.

Description

Grain drying machine

Technical Field

The utility model belongs to the drying equipment field, concretely relates to grain drier.

Background

After the grains are harvested, drying treatment is needed, so that the purposes of reducing the water content of the grains, killing worm eggs and improving the storage quality of the grains are achieved. At present, hot air drying is mostly adopted for drying grains, and the grains are fully contacted by applying hot air, so that the grains are dried. However, the existing drying machine has poor drying effect, the grains are not uniformly dried, and dust impurities in the grains are more and cannot be directly removed in the drying process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a drying effect is good, dry even grain desiccator.

Realize the utility model discloses the technical scheme of purpose is:

a grain dryer comprises a box body, a rotating shaft, a rotating plate, a connecting rod, a scraping block and a driving mechanism, wherein a feeding hole is formed in the top of the box body, and a discharging hole is formed in the bottom of the box body; the rotating shaft, the rotating plate, the connecting rod and the scraping block are all arranged in the box body; the rotating shaft is arranged at the center of the box body, the upper end of the rotating shaft is connected with the top of the box body through a bearing seat, and the lower end of the rotating shaft is connected with the rotating plate; one end of the connecting rod is connected to the lower end face of the rotating plate, and the other end of the connecting rod is connected with the scraping block; a scraping plate is arranged on the surface of the scraping block and is obliquely arranged along the axial direction of the scraping block; the driving mechanism is arranged on the box body and connected with the rotating shaft; the bottom and the side of the box body are both provided with interlayers, and heating media are arranged in the interlayers.

The driving mechanism comprises a first bevel gear, a second bevel gear, a connecting shaft and a motor; the first bevel gear and the second bevel gear are both arranged in the box body, the first bevel gear is sleeved on the rotating shaft, and the second bevel gear is meshed with the first bevel gear box; the motor is arranged outside the box body and connected with the first bevel gear through a connecting shaft.

A gap is arranged between the scraping block and the bottom surface of the box body.

A dust removal device is arranged outside the box body and comprises an air pipe, a fan, a connecting pipe, a first filter screen and a second filter screen; the box body is provided with an air outlet and an air inlet, the air outlet is arranged at the top of the box body, and the air inlet is arranged on the side surface of the box body; one end of the air pipe is connected with the air outlet, and the other end of the air pipe is connected with the air inlet; the fan and the connecting pipe are both arranged on the air pipe, and the connecting pipe is positioned close to the air outlet; first filter screen and second filter screen all set up in the connecting tube.

The aperture of first filter screen is greater than the aperture of second filter screen, and first filter screen is in the air intake department of connecting pipe.

The air pipe comprises a first pipe body, a reducer union joint and a second pipe body which are sequentially connected, and the diameter of the first pipe body is larger than that of the second pipe body; the first pipe body is connected with the air outlet, and the second pipe body is connected with the air inlet.

By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) the utility model directly heats the inside of the box body through the heating media at the bottom and the side of the box body, has good heating effect, and directly contacts the bottom surface and the side of the box body after the grains enter the box body, thus directly heating the grains, evaporating the water in the grains and being beneficial to improving the drying effect; actuating mechanism drives the pivot and rotates to make the rotor plate drive the connecting rod and scrape the piece and rotate, stir cereal through the connecting rod and scrape the piece, make cereal abundant and box contact, guarantee dry even, improve drying effect, can also prevent simultaneously that cereal from contacting with the box inner wall for a long time and being scorched, thereby guarantee dry quality, when scraping the piece and rotating, can shovel cereal through the scraper blade, thereby can guarantee that cereal is dry even.

(2) The utility model discloses in scrape the clearance between piece and the box bottom surface and can not hold down cereal, just so can stir whole cereal to improve drying effect.

(3) The utility model discloses can take the oven out through the tuber pipe with the dust impurity in the cereal is whole under the effect of fan, owing to have the high temperature heat in the gas of taking out, so can filter the dust impurity in the gas through first filter screen and second filter screen is whole, then this gas passes through in the air intake reentrant oven under the effect of fan, because the air intake is towards the bottom of oven, so can direct action on the material, do further stoving to the material to can improve the drying quality of cereal.

(4) The utility model discloses a first filter screen and second filter screen among the filter equipment can get rid of the dust impurity in the gas effectively, and first filter screen is used for getting rid of great particulate matter, and the second filter screen is used for getting rid of less dust impurity.

(5) The utility model discloses the diameter of well second body is less than first body, can make the gas velocity of flow of air intake accelerate the gaseous pressurization in the tuber pipe like this to improve the drying effect to cereal.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the first filter screen and the second filter screen of the present invention.

In the drawing, a box body 1, a feeding port 11, a discharging port 12, an interlayer 13, an air outlet 14, an air inlet 15, a rotating shaft 2, a rotating plate 3, a connecting rod 4, a scraping block 5, a driving mechanism 6, a first bevel gear 61, a second bevel gear 62, a connecting shaft 63, a motor 64, a scraping plate 7, a bearing seat 8, a dust removal device 9, an air pipe 91, a first pipe body 911, a reducer union 912, a second pipe body 913, a fan 92, a connecting pipe 93, a first filter screen 94 and a second filter screen 95.

Detailed Description

(example 1)

Referring to fig. 1 and 2, the grain dryer of the present embodiment includes a box 1, a rotating shaft 2, a rotating plate 3, a connecting rod 4, a scraping block 5, and a driving mechanism 6. In this embodiment, the case 1 is a metal case, such as a stainless steel case, and a heat transfer block, and a heat insulating layer is disposed on an outer surface of the case 1.

The top of the box body 1 is provided with a feed inlet 11, and the bottom is provided with a discharge outlet 12; the bottom and the side of the box body 1 are both provided with interlayers 13, heating media are arranged in the interlayers 13, and the heating media are high-temperature steam or high-temperature oil.

The rotating shaft 2, the rotating plate 3, the connecting rod 4 and the scraping block 5 are all arranged in the box body 1; the rotating shaft 2 is arranged at the center of the box body 1, the upper end of the rotating shaft 2 is connected with the top of the box body 1 through a bearing seat 8, the bearing seat 8 is arranged outside the box body 1, and the rotating shaft 2 can rotate. The lower extreme of pivot 2 links to each other with rotor plate 3, and the one end of connecting rod 4 is connected at the lower terminal surface of rotor plate 3, and the other end links to each other with scraping piece 5, scrapes and is equipped with the clearance between the bottom surface of piece 5 and box 1, scrapes the piece 5 and is equipped with scraper blade 7 on the surface, and this scraper blade 7 sets up along the axial slope of scraping piece 5. The driving mechanism 6 is arranged on the box body 1 and connected with the rotating shaft 2, and the driving mechanism 6 comprises a first bevel gear 61, a second bevel gear 62, a connecting shaft 63 and a motor 64; the first bevel gear 61 and the second bevel gear 62 are both arranged in the box body 1, the first bevel gear 61 is sleeved on the rotating shaft 2, and the second bevel gear 62 is meshed with the first bevel gear 61; the motor 64 is arranged outside the box body 1, the motor 64 is connected with the first bevel gear 61 through the connecting shaft 63, the motor 64 drives the second bevel gear 62 to rotate through the connecting shaft 63, the first bevel gear 61 can be driven to rotate due to the fact that the second bevel gear 62 is meshed with the first bevel gear 61, and the first bevel gear 61 is fixedly connected with the rotating shaft 2, so that the rotating shaft 2 can synchronously rotate with the first bevel gear 61, the connecting rod 4 is driven to rotate, the scraping block 5 is driven to rotate, and grains are stirred.

A dust removal device 9 is arranged outside the box body 1, and the dust removal device 9 comprises an air pipe 91, a fan 92, a connecting pipe 93, a first filter screen 94 and a second filter screen 95; the box body 1 is provided with an air outlet 14 and an air inlet 15, the air outlet 14 is arranged at the top of the box body 1, the air inlet 15 is arranged at the side surface of the box body 1, and the air inlet 15 faces the bottom of the box body 1; the air pipe 91 comprises a first pipe body 911, a reducer union 912 and a second pipe body 913 which are connected in sequence, wherein the diameter of the first pipe body 911 is larger than that of the second pipe body 913; the first tube 911 is connected to the air outlet 14, and the second tube 913 is connected to the air inlet 15. The blower 92 and the connecting pipe 93 are both disposed on the first pipe 911, in this embodiment, the diameter of the connecting pipe 93 is larger than that of the first pipe 911, and the connecting pipe 93 is located near the air outlet 14, so that the connecting pipe can be used for containing impurities sucked out from the box 1, and the air duct cannot be blocked; first filter screen 94 and second filter screen 95 all set up in connecting pipe 93, first filter screen 94 radial and second filter screen 94 radial all with connecting pipe 93 radial unanimous, and be equipped with the clearance between first filter screen 94 and the second filter screen 95, first filter screen 94's aperture is greater than second filter screen 95's aperture, and first filter screen 94 is in connecting pipe 93's air intake department, particulate matter in first filter screen 94 can tentatively get rid of gas, second filter screen 95 can high-efficient dust impurity in the degasification, thereby make gas can purify, gas after purifying still has high temperature heat and will reentrant the box 1 in dry to cereal material like this, not only can not cause secondary pollution to cereal, and can also resources are saved, drying effect is improved.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A grain drier which is characterized in that: the automatic scraper comprises a box body, a rotating shaft, a rotating plate, a connecting rod, a scraping block and a driving mechanism, wherein a feeding hole is formed in the top of the box body, and a discharging hole is formed in the bottom of the box body; the rotating shaft, the rotating plate, the connecting rod and the scraping block are all arranged in the box body; the rotating shaft is arranged at the center of the box body, the upper end of the rotating shaft is connected with the top of the box body through a bearing seat, and the lower end of the rotating shaft is connected with the rotating plate; one end of the connecting rod is connected to the lower end face of the rotating plate, and the other end of the connecting rod is connected with the scraping block; a scraping plate is arranged on the surface of the scraping block and is obliquely arranged along the axial direction of the scraping block; the driving mechanism is arranged on the box body and connected with the rotating shaft; the bottom and the side of the box body are both provided with interlayers, and heating media are arranged in the interlayers.

2. The grain dryer of claim 1, wherein: the driving mechanism comprises a first bevel gear, a second bevel gear, a connecting shaft and a motor; the first bevel gear and the second bevel gear are both arranged in the box body, the first bevel gear is sleeved on the rotating shaft, and the second bevel gear is meshed with the first bevel gear box; the motor is arranged outside the box body and connected with the first bevel gear through a connecting shaft.

3. The grain dryer of claim 1, wherein: a gap is arranged between the scraping block and the bottom surface of the box body.

4. The grain dryer of claim 1, wherein: a dust removal device is arranged outside the box body and comprises an air pipe, a fan, a connecting pipe, a first filter screen and a second filter screen; the box body is provided with an air outlet and an air inlet, the air outlet is arranged at the top of the box body, and the air inlet is arranged on the side surface of the box body; one end of the air pipe is connected with the air outlet, and the other end of the air pipe is connected with the air inlet; the fan and the connecting pipe are both arranged on the air pipe, and the connecting pipe is positioned close to the air outlet; first filter screen and second filter screen all set up in the connecting tube.

5. The grain dryer of claim 4, wherein: the aperture of first filter screen is greater than the aperture of second filter screen, and first filter screen is in the air intake department of connecting pipe.

6. The grain dryer of claim 4, wherein: the air pipe comprises a first pipe body, a reducer union joint and a second pipe body which are sequentially connected, and the diameter of the first pipe body is larger than that of the second pipe body; the first pipe body is connected with the air outlet, and the second pipe body is connected with the air inlet.