CN214021978U

CN214021978U - Air duct device for grain screening

Info

Publication number: CN214021978U
Application number: CN202120001869.3U
Authority: CN
Inventors: 蒋春花
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-08-24
Anticipated expiration: 2031-01-04

Abstract

The utility model relates to the technical field of grain screening, in particular to a wind channel device for grain screening, which comprises a screening device main body, supporting legs, a bottom plate and a discharge hole, wherein clamping rods are fixedly arranged at two sides of the bottom of an impurity collecting tank, a filter screen is fixedly arranged at the bottom end inside the impurity collecting tank, lighter impurities of grains can be processed by wind power driven by a fan through the arranged impurity collecting tank and the filter screen, but larger impurities such as small stones and the like still exist in the grains, the wind power can not be cleaned due to larger weight, the grains fall into the impurity collecting tank, the filter screen is arranged inside the impurity collecting tank, the filter screen can filter the grains, the larger impurities such as the small stones are retained inside the impurity collecting tank, after the screening is finished, a worker only needs to take out the impurity collecting tank through a drawing plate to clean the impurities inside, when the device is used, grains can be further screened, and the screening quality is higher.

Description

Air duct device for grain screening

Technical Field

The utility model relates to a cereal screening technical field specifically is a wind channel device of cereal screening.

Background

The grain from the harvester often contains dust, wheat ears, wheat bran, shriveled particles and the like, so that the grain cannot be directly put in storage and used. Therefore, the harvested grains must be screened to remove dust, wheat ears, wheat bran, shriveled grains, and the like. In order to remove dust, wheat ears, wheat bran, shriveled particles and the like, a grain screening device is used.

Present cereal screening all is that the manual work carries out the screening operation usually, and workman labour force consumption is huge, and inefficiency, wastes time and energy, consequently needs the air duct device of cereal screening, changes the current situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air duct device of cereal screening to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an air duct device for grain screening comprises a screening device main body, supporting legs, a bottom plate and a discharge hole, wherein a feed inlet is fixedly arranged at the top of the screening device main body, a slag outlet is fixedly arranged at one side of the screening device main body, a pull plate is fixedly arranged at the front end of the screening device main body, a control switch is fixedly arranged below the pull plate, a bottom plate is fixedly arranged at the bottom of the screening device main body, a discharge hole is fixedly arranged at the bottom of the bottom plate, the supporting legs are fixedly arranged at two sides of the bottom plate, a storage battery is fixedly arranged at one side inside the bottom plate, a movable groove is fixedly formed at one side inside the screening device main body, a telescopic socket is fixedly arranged inside the movable groove, a pressure spring is fixedly sleeved outside the telescopic socket, a limiting block is fixedly arranged at the bottom of the telescopic socket, an inclined sliding plate is fixedly arranged at one side of the limiting block, the utility model discloses a screening device, including sieving device main part, impurity collecting vat, oblique type slide bottom fixed mounting have vibrating motor, vibrating motor bottom fixed mounting has the vibrating motor fixed plate, the inside slag notch one side fixed mounting that is located of sieving device main part has the fan casing, fan casing bottom fixed mounting has the wind channel baffle, the inside fixed mounting of fan casing has the fan, wind channel baffle below fixed mounting has the impurity collecting vat, impurity collecting vat bottom both sides fixed mounting has the kelly, the inside bottom fixed mounting of impurity collecting vat has the filter screen, the inside both sides of sieving device main part are located impurity collecting vat bottom fixed mounting and have the fixed block, the inside both sides of sieving device main part are located impurity collecting vat below fixed mounting and have oblique type baffle, the inside bottom both sides fixed mounting of sieving device main part has the hydraulic stem, hydraulic stem one side fixed mounting has the push pedal.

Preferably, the discharge port is connected with the top of the screening device main body through a through hole formed in the bottom plate.

Preferably, the storage battery is electrically connected with the vibration motor.

Preferably, the inner part of the drawing plate is fixedly connected with the impurity collecting tank.

Preferably, the top of the fixing block is provided with a sliding groove.

Preferably, the clamping rod is clamped with a sliding groove formed in the top of the fixing block, and a gap is formed between the clamping rod and the sliding groove formed in the top of the fixing block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, vibrating motor and fan through setting up, pour cereal into the sieving mechanism main part through the feed inlet inside, through starting vibrating motor, make oblique type slide bounce-off, apply decurrent pressure to the stopper of oblique type slide side-mounting through flexible socket and the compression spring that sets up, thereby make oblique type slide can get back to the normal position, shake through oblique type slide, make cereal scatter then the tenesmus, through starting the fan, can be with the tiny dust in the cereal, shriveled granule blows away from slag notch department through wind-force, thereby filter for cereal, remove impurity.

2. The utility model discloses in, impurity collecting vat and filter screen through setting up, the wind-force business turn over that cereal lighter impurity can drive through the fan is handled, but still there is great impurity in the cereal, for example, small stone etc. because weight is great, wind-force can not clear up, at this moment cereal falls into the impurity collecting vat, impurity collecting vat internally mounted has the filter screen, the filter screen can filter cereal, be detained impurity such as great small stone inside the impurity collecting vat, the screening is accomplished the back, the workman only need take out the impurity collecting vat through the pull board, it can to clear up the impurity of inside, when making the device use, can further filter cereal, the screening quality is higher.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an internal structure view of the present invention;

fig. 3 is an enlarged view of the area a of the present invention.

In the figure: 1. a screening device main body; 2. a support leg; 3. a base plate; 4. a discharge port; 5. a control switch; 6. a drawing plate; 7. a slag outlet; 8. a feed inlet; 9. a slide plate of a slant type; 10. a vibration motor fixing plate; 11. a clamping rod; 12. a filter screen; 13. a storage battery; 14. pushing the plate; 15. a hydraulic lever; 16. an inclined baffle plate; 17. a fixed block; 18. an impurity collecting tank; 19. an air duct baffle; 20. a fan; 21. a fan housing; 22. a vibration motor; 23. a pressure spring; 24. a telescopic socket; 25. a limiting block; 26. a movable groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an air duct device for grain screening comprises a screening device main body 1, supporting legs 2, a bottom plate 3 and a discharge port 4, wherein a feed inlet 8 is fixedly arranged at the top of the screening device main body 1, a slag outlet 7 is fixedly arranged at one side of the screening device main body 1, a pull plate 6 is fixedly arranged at the front end of the screening device main body 1, the interior of the pull plate 6 is fixedly connected with an impurity collecting tank 18, a control switch 5 is fixedly arranged below the pull plate 6, the bottom of the screening device main body 1 is fixedly provided with the bottom plate 3, the bottom of the bottom plate 3 is fixedly provided with the discharge port 4, the discharge port 4 is connected with the top of the screening device main body 1 through a through hole formed in the bottom plate 3, the supporting legs 2 are fixedly arranged at two sides of the bottom plate 3, a storage battery 13 is fixedly arranged at one side of the interior of the bottom plate 3, the storage battery 13 is electrically connected with a vibration motor 22, a movable groove 26 is fixedly formed at one side of the interior of the screening device main body 1, a telescopic socket 24 is fixedly arranged in the movable groove 26, a pressure spring 23 is fixedly sleeved outside the telescopic socket 24, a limiting block 25 is fixedly arranged at the bottom of the telescopic socket 24, an inclined slide plate 9 is fixedly arranged at one side of the limiting block 25, a vibration motor 22 is fixedly arranged at the bottom of the inclined slide plate 9, a vibration motor fixing plate 10 is fixedly arranged at the bottom of the vibration motor 22, a fan cover 21 is fixedly arranged at one side of a slag outlet 7 in the screening device main body 1, an air duct baffle plate 19 is fixedly arranged at the bottom of the fan cover 21, a fan 20 is fixedly arranged in the fan cover 21, an impurity collecting groove 18 is fixedly arranged below the air duct baffle plate 19, clamping rods 11 are fixedly arranged at two sides of the bottom of the impurity collecting groove 18, the clamping rods 11 are clamped with sliding grooves formed in the top of the fixed block 17, a gap is formed between the clamping rods 11 and the sliding grooves formed in the top of the fixed block 17, and a filter screen 12 is fixedly arranged at the bottom end in the impurity collecting groove 18, inside both sides of sieving mechanism main part 1 are located impurity collecting vat 18 bottom fixed mounting and have fixed block 17, and the spout has been seted up at fixed block 17 top, and inside both sides of sieving mechanism main part 1 are located impurity collecting vat 18 below fixed mounting and have oblique type baffle 16, and the inside bottom both sides fixed mounting of sieving mechanism main part 1 has hydraulic stem 15, and hydraulic stem 15 one side fixed mounting has push pedal 14, has certain spreading value.

The utility model discloses work flow: when the device is used, grains are poured into the screening device main body 1 through the feeding hole 8, the inclined sliding plate 9 is made to jump up and down by starting the vibration motor 22, downward pressure is applied to the limiting block 25 arranged on one side of the inclined sliding plate 9 through the arranged telescopic socket 24 and the pressure spring 23, so that the inclined sliding plate 9 can return to the original position, the grains can be scattered and then fall down by shaking the inclined sliding plate 9, fine dust in the grains can be blown away by starting the fan 20, shriveled grains are blown away from the slag outlet 7 through wind power, grains are screened, impurities are removed, light impurities in the grains can be processed by entering and exiting through the wind power driven by the fan 20, but large impurities such as small stones and the like still exist in the grains, the grains cannot be cleaned up due to high weight, the grains fall into the impurity collecting tank 18 at this time, the filter screen 12 is arranged inside the impurity collecting tank 18, filter screen 12 can filter cereal, be detained impurity such as great gravel inside impurity collecting vat 18, the screening is accomplished the back, the workman only need take out impurity collecting vat 18 through pull board 6, clear up the impurity of inside can, when making the device use, can be further filter cereal, the screening quality is higher, the cereal of screening out passes through inside discharge gate 4 discharge screening device main part 1, hydraulic stem 15 through the setting, hydraulic stem 15 promotes push pedal 14 and will fall into the cereal of 1 bottoms of screening device main part and push to discharge gate 4, inside its discharge screening device main part 1, prevent that there is remaining of cereal inside the device, make things convenient for the workman to use, certain spreading value has.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air duct device of cereal screening, includes sieving mechanism main part (1), landing leg (2), bottom plate (3) and discharge gate (4), its characterized in that: the screening device comprises a screening device body (1), a feed inlet (8) is fixedly arranged at the top of the screening device body (1), a slag outlet (7) is fixedly arranged on one side of the screening device body (1), a drawing plate (6) is fixedly arranged at the front end of the screening device body (1), a control switch (5) is fixedly arranged below the drawing plate (6), a bottom plate (3) is fixedly arranged at the bottom of the screening device body (1), a discharge outlet (4) is fixedly arranged at the bottom of the bottom plate (3), supporting legs (2) are fixedly arranged on two sides of the bottom plate (3), a storage battery (13) is fixedly arranged on one side of the inner part of the bottom plate (3), a movable groove (26) is fixedly formed in one side of the inner part of the screening device body (1), a telescopic socket (24) is fixedly arranged in the movable groove (26), and a pressure spring (23) is fixedly arranged on the outer side of the telescopic socket (24), telescopic sleeve festival (24) bottom fixed mounting has stopper (25), stopper (25) one side fixed mounting has inclined slide (9), inclined slide (9) bottom fixed mounting has vibrating motor (22), vibrating motor (22) bottom fixed mounting has vibrating motor fixed plate (10), sieving mechanism main part (1) inside is located slag notch (7) one side fixed mounting has fan casing (21), fan casing (21) bottom fixed mounting has wind channel baffle (19), fan casing (21) inside fixed mounting has fan (20), wind channel baffle (19) below fixed mounting has impurity collecting vat (18), impurity collecting vat (18) bottom both sides fixed mounting has kelly (11), the inside bottom fixed mounting of impurity collecting vat (18) has filter screen (12), the inside both sides of sieving mechanism main part (1) are located impurity collecting vat (18) bottom fixed mounting and have fixed block (17) ) The impurity collecting tank (18) is located in inside both sides of sieving mechanism main part (1) below fixed mounting have oblique type baffle (16), the inside bottom both sides fixed mounting of sieving mechanism main part (1) has hydraulic stem (15), hydraulic stem (15) one side fixed mounting has push pedal (14).

2. The air duct device for grain screening according to claim 1, wherein: the discharge port (4) is connected with the top of the screening device main body (1) through a through hole formed in the bottom plate (3).

3. The air duct device for grain screening according to claim 1, wherein: the storage battery (13) is electrically connected with the vibration motor (22).

4. The air duct device for grain screening according to claim 1, wherein: the interior of the drawing plate (6) is fixedly connected with an impurity collecting tank (18).

5. The air duct device for grain screening according to claim 1, wherein: the top of the fixed block (17) is provided with a sliding groove.

6. The air duct device for grain screening according to claim 1, wherein: the clamping rod (11) is clamped with a sliding groove formed in the top of the fixing block (17), and a gap is formed between the clamping rod (11) and the sliding groove formed in the top of the fixing block (17).