CN218495782U - Grain discharging device of grain drying tower - Google Patents
Grain discharging device of grain drying tower Download PDFInfo
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- CN218495782U CN218495782U CN202222386997.1U CN202222386997U CN218495782U CN 218495782 U CN218495782 U CN 218495782U CN 202222386997 U CN202222386997 U CN 202222386997U CN 218495782 U CN218495782 U CN 218495782U
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Abstract
The utility model discloses a grain discharging device of a grain drying tower, belonging to the technical field of grain drying, comprising a grain discharging frame and a grain discharging switch mechanism, wherein, the inner sides of the two ends of the grain discharging frame are respectively provided with a semi-angle box, a plurality of angle boxes with parallel intervals are arranged between the two semi-angle boxes, and the semi-angle boxes are spaced in parallel with the adjacent angle boxes; a plurality of grain discharging channels are formed between the semi-horn-shaped boxes and the horn-shaped boxes adjacent to the semi-horn-shaped boxes and between two adjacent horn-shaped boxes; the grain discharging switch mechanism is arranged corresponding to the grain discharging channel; the utility model can improve the reliability and stability of the device; the grain can be discharged quickly, and the damage rate of the grain in the grain discharging process is reduced; the grain discharging device can realize the fault grain discharging, so that the upper grain layer is effectively tempered and cooled; can avoid the dead angle of grain discharge and prevent the grain from remaining.
Description
Technical Field
The utility model relates to a grain discharging device of grain drying tower belongs to grain stoving technical field.
Background
Grain is required to be effectively dried before being stored or processed, and the grain drying tower is equipment capable of rapidly solving the problem of grain drying. The grain drying tower adopts a tower structure, mainly comprises a grain storage layer, a drying layer, a tempering layer, a cooling layer, a grain unloading layer and the like, takes hot air as a drying medium, ensures that grains are uniformly contacted with the hot air, adopts the advanced processes of multi-section drying, tempering and cooling, uniformly lowers water and quickly dries, and is suitable for various grain grains such as wheat, corn, seeds, rape, sunflower, oat, rice and the like.
The grain discharging device is an important part in the grain drying tower, grains dried in the tower are discharged from the cooling layer to the grain unloading layer through the grain discharging device and then are conveyed out of the tower by the conveying device in the grain unloading layer, and the reasonability of the structure of the grain discharging device has great influence on the performance and the efficiency of the grain drying tower. The grain discharging device of the current domestic grain drying tower mainly adopts an impeller structure and is driven by a motor, and a gear, a chain and a bearing are driven, so that the existing grain discharging device has the following problems in the actual use process:
1. the existing grain discharging device is complex in structure and poor in reliability.
2. On one hand, the problem that the grains cannot be sufficiently tempered and cooled easily occurs when the grains are continuously discharged; on the other hand, the rotary grain discharge causes easy damage of grains, improves the damage rate of grains,
3. the existing grain discharging device is of an impeller type structure, the grain discharging speed is slow, grain discharging dead corners exist, and grains are left.
In view of the foregoing, it is apparent that the prior art has inconvenience and disadvantages in practical use, and thus, needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a grain discharging device of a grain drying tower, which can improve the reliability and stability of the device; the grain can be discharged quickly, and the damage rate of the grain in the grain discharging process is reduced; the device can realize the fault grain discharge, so that the upper grain layer can be effectively tempered and cooled; can avoid the dead angle of grain discharge and prevent the grain from remaining.
For solving the technical problem, the utility model adopts the following technical scheme: a grain discharging device of a grain drying tower comprises a grain discharging frame, wherein the inner sides of two ends of the grain discharging frame are respectively provided with a semi-horn-shaped box, a plurality of horn-shaped boxes which are spaced in parallel are arranged between the two semi-horn-shaped boxes, and the semi-horn-shaped boxes are spaced in parallel with the horn-shaped boxes adjacent to the semi-horn-shaped boxes; a plurality of grain discharge channels are formed between the semi-angular boxes and the angular boxes adjacent to the semi-angular boxes and between two adjacent angular boxes;
the grain discharging device also comprises a grain discharging switch mechanism, wherein the grain discharging switch mechanism is arranged corresponding to the grain discharging channel.
Further, the grain discharge switch mechanism comprises a plurality of blocking plates capable of moving in a reciprocating linear mode, the blocking plates are arranged below the grain discharge channel in a one-to-one correspondence mode, and the width of each blocking plate is larger than that of the grain discharge channel.
Furthermore, the blocking plate is of a C-shaped structure, and the opening of the blocking plate faces downwards; the blocking plate is fixed on the movable beam, and the movable beam is movably arranged on the track wheel;
the grain discharging frame is provided with a height adjusting mechanism, and the track wheel is rotatably installed on the height adjusting mechanism.
Furthermore, the horn-shaped box is of an elongated box-shaped structure with an isosceles triangle-shaped section, and the semi-horn-shaped box is of an elongated box-shaped structure with a right-angled triangle-shaped section; the inclined plane of the semi-horn-shaped box extends inwards from the inner side wall of the grain discharging frame in an inclined way;
the two ends of the horn-shaped box and the semi-horn-shaped box are fixed on the grain discharge frame.
Furthermore, one end of the movable beam is connected with a movable part of the linear driving part through a connecting frame, and the linear driving part is installed on the grain discharging frame through a fixed seat; the linear driving part is a double-stroke cylinder and is connected with an electromagnetic valve of a grain drying tower control system.
Further, the height adjusting mechanism comprises a mounting disc, a screw is fixed on the mounting disc, and the screw is in threaded connection with the grain discharge frame and is fastened through a nut; and a track wheel shaft is eccentrically arranged on the mounting disc, and the track wheel is rotatably connected to the track wheel shaft.
Furthermore, adjusting plates can be slidably arranged at two ends of the blocking plate, and the adjusting plates are tightly propped against the blocking plate through tightening screws; and a nut seat is fixed on the movable beam, and the jacking screw is screwed on the nut seat.
Further, the adjusting plate is a nylon plate.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
1. the utility model discloses set up linear drive piece, arrange grain frame, horny box, arrange grain on-off mechanism isotructure, solenoid valve control linear drive piece drive shifting beam through grain drying tower control system drives the closure plate reciprocating motion right left, can make the reliability and the stability of arranging grain device improve more than 50% to the horny box has reposition of redundant personnel and cushioning effect, can arrange grain fast, and has reduced arrange grain in-process grain spoilage, realizes quick and low-loss row grain.
2. The utility model discloses a straight line driving piece drive walking beam drives closure plate reciprocating motion right left to realize opening row grain left and opening row grain right of row grain device, realize fault formula row grain, can make upper grain obtain effectively slowly suzhong and cooling.
3. The utility model discloses set up half horn shape box in the grain discharge frame inboard, can avoid the grain discharge dead angle, prevent that grain from remaining.
4. The utility model is provided with a height adjusting mechanism, which can adjust the clearance between the blocking plate and the horn-shaped box or the semi-horn-shaped box, thereby ensuring the smoothness of the switch motion of the grain discharging switch mechanism; and when the grain discharge channel is closed, the gap between the blocking plate and the horn-shaped box or the semi-horn-shaped box can prevent grain leakage.
5. The utility model discloses set up the regulating plate at the both ends of closure plate, can adjust the installation clearance between closure plate and the grain discharge frame, avoid too big grain that leads to leaking.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the installation of the present invention;
FIG. 3 is a partial schematic view of the present invention;
fig. 4 is another partial schematic view of the present invention.
In the figure, the position of the upper end of the main shaft,
1-grain discharging frame, 2-horn-shaped box, 3-half-horn-shaped box, 4-blocking plate, 5-movable beam, 6-rail wheel, 7-connecting frame, 8-linear driving piece, 9-fixed seat, 10-side plate, 11-protective cover, 12-mounting plate, 13-adjusting plate, 14-tightening screw rod, 15-nut seat, 16-blocking plate, 17-cooling layer and 18-grain discharging layer.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-4 jointly, the utility model provides a grain discharging device of grain drying tower, the grain discharging device sets up in the cooling layer 17 of grain drying tower and unloads between the grain layer 18, the grain discharging device includes grain discharging frame 1, grain discharging frame 1 is the rectangle frame structure, grain discharging frame 1 includes baffle 16 and curb plate 10, baffle 16 and curb plate 10 form the rectangle frame structure through bolt interconnect.
The inner sides of two ends of the grain discharging frame 1 are respectively provided with a semi-horn-shaped box 3, and the inclined plane of the semi-horn-shaped box 3 extends inwards along the inner side wall of the grain discharging frame 1 in an inclined way; a plurality of horn-shaped boxes 2 are arranged between the two semi-horn-shaped boxes 3, and the horn-shaped boxes 2 are uniformly spaced and arranged in parallel; the semi-horn-shaped boxes 3 are arranged in parallel with the adjacent horn-shaped boxes 2 at intervals.
The clearance between the semi-angular box 3 and the angular box 2 adjacent to the semi-angular box and the clearance between two adjacent angular boxes 2 form a plurality of grain discharge channels.
The grain discharging device further comprises a grain discharging switch mechanism used for opening and closing the grain discharging channel, the grain discharging switch mechanism comprises a plurality of blocking plates 4 capable of moving linearly in a reciprocating mode, the blocking plates 4 are arranged below the grain discharging channel in a one-to-one mode, and the width of each blocking plate 4 is larger than that of the grain discharging channel.
The blocking plate 4 is of a C-shaped structure, and the opening of the blocking plate 4 faces downwards; the closure plate 4 is fixed on the movable beam 5, the movable beam 5 can be movably arranged on the track wheel 6, the track wheel 6 is rotatably arranged on the height adjusting mechanism, and the height adjusting mechanism is arranged on the grain discharging frame 1.
One end of the movable beam 5 is connected with a movable part of the linear driving part 8 through a connecting frame 7, the linear driving part 8 is installed on a fixed seat 9, and the fixed seat 9 is installed on the grain discharging frame 1 through a bolt. 8 upper portions of linear driving piece set up safety cover 11, safety cover 11 is fixed in 8 main parts of linear driving piece, and safety cover 11 can protect linear driving piece 8 not by grain damage when the row grain.
The linear driving part 8 is connected with an electromagnetic valve of a grain drying tower control system, and the linear driving part 8 is a double-stroke cylinder or an electric cylinder; the linear driving piece 8 drives the movable beam 5 to drive the blocking plate 4 to move in a reciprocating manner in two directions, so that the reciprocating type two-way switch of the grain discharging switch mechanism is realized.
The height adjusting mechanism can adjust the heights of the rail wheels 6 and the moving beam 5, so that the size of a gap between the blocking plate 4 and the horn-shaped box 2 or the semi-horn-shaped box 3 can be adjusted, in the embodiment, the gap between the blocking plate 4 and the horn-shaped box 2 or the semi-horn-shaped box 3 is preferably adjusted to be 1-3mm, the problem that the grain discharging switching mechanism cannot be completely switched in place due to the fact that the blocking plate 4 scrapes and touches the horn-shaped box 2 or the semi-horn-shaped box 3 in the switching motion process can be avoided, and the smoothness of switching motion of the grain discharging switching mechanism is guaranteed; and simultaneously, when the grain discharge channel is closed by the blocking plate 4, no grain leakage occurs in the gap.
The height adjusting mechanism comprises a mounting disc 12, a screw is fixed on the mounting disc 12, and the screw is screwed on the grain discharge frame 1 and is fastened through a nut; a rail wheel shaft is eccentrically arranged on the mounting disc 12, and the rail wheel 6 is rotationally connected to the rail wheel shaft; when the clearance between closure plate 4 and horn shape box 2 or half horn shape box 3 needs to be adjusted, the nut is loosened manually to revolve wrong screw rod and drive mounting disc 12 and rotate, make the change of height of rail wheel 6, thereby change the clearance size between closure plate 4 and horn shape box 2 or half horn shape box 3.
Furthermore, mounting gaps are formed between the two ends of the blocking plate 4 and the inner side of the grain discharge frame 1, the mounting gaps are 0-1mm, the mounting gaps meet the requirements, the mounting gaps are enlarged along with the long-term use of the grain discharge device due to abrasion, and grain leakage can occur, so that the two ends of the blocking plate 4 can be slidably provided with adjusting plates 13, and the adjusting plates 13 are tightly fixed on the blocking plate 4 through tightening screws 14; a nut seat 15 is fixed on the moving beam 5, and the jacking screw 14 is screwed on the nut seat 15. When using for a long time, when the mounting gap grow takes place to leak the grain, loosen and push up tight screw 14, slide regulating plate 13 to being close to grain discharging frame 1 to the mounting gap and reach the requirement, then tightly fix regulating plate 13 top through pushing up tight screw 14, accomplish the mounting gap and adjust.
Further, the adjusting plate 13 is a nylon plate.
The grain discharging process of the grain discharging device comprises the following steps:
s1 grain discharging device
The grain discharging device is arranged between the grain drying tower cooling layer and the grain unloading layer through the grain discharging frame, and the linear driving piece is connected with the electromagnetic valve of the grain drying tower control system.
S2, setting grain discharging initial state and grain discharging parameters
The blockage plate of the grain discharging switch mechanism is positioned under the grain discharging channel, namely the grain discharging channel is in a closed state, the closed state is set as an initial state, and grains on a cooling layer of the grain drying tower fall to the low-loss quick grain discharging device to wait for discharging.
According to different grain types, the grain discharging intermittent time and the grain discharging duration time are set through a grain drying tower control system.
S3 grain discharging switch mechanism for leftwards discharging grain
When the closing time of the grain discharging passage reaches the set grain discharging intermittent time, the linear driving piece drives the moving beam to drive the blocking plate to move leftwards until the grain discharging passage is completely opened for grain discharging, and grains on the cooling layer of the grain drying tower uniformly fall to the grain unloading layer of the grain drying tower through the flow distribution and the buffering of the horn-shaped box;
after the grain discharging time reaches the set grain discharging duration, the linear driving piece drives the movable beam to drive the blocking plate to move rightwards until the grain discharging channel is completely closed, namely, the movable beam is reset to the initial state of grain discharging, and at the moment, grains on a cooling layer of the grain drying tower fall to the low-loss fast grain discharging device to wait for grain discharging;
s4 grain discharging switch mechanism for discharging grain rightwards
When the closing time of the grain discharging channel reaches the set grain discharging intermittent time, the linear driving piece drives the movable beam to drive the blocking plate to move rightwards until the grain discharging channel is completely opened, grain discharging is carried out, and grains on the cooling layer of the grain drying tower uniformly fall to the grain unloading layer of the grain drying tower through the shunting and buffering of the horn-shaped box;
after the grain discharging time reaches the set grain discharging duration, the linear driving piece drives the movable beam to drive the blocking plate to move leftwards until the grain discharging channel is completely closed, namely, the blocking plate is reset to the initial state of grain discharging, and at the moment, the grain of the cooling layer of the grain drying tower falls to the low-loss quick grain discharging device to wait for the grain discharging.
And (4) circularly repeating the steps S3-S4 in the drying process of the grain drying tower to realize fault grain discharge.
The grain discharging method adjusts the grain discharging interval time and the grain discharging duration time according to the drying requirement of grains, so as to adjust the weight of each grain discharging, and perform uniform, efficient and loss-reduction fault grain discharging, wherein the grain discharging efficiency is 0.8-1 ton/time/120 seconds (such as wheat and corn), and the damage rate is less than or equal to 0.3% (such as wheat and corn).
The grain discharging method enables upper-layer grains to be effectively tempered and cooled, tempering and cooling effects can be improved by more than 30%, drying quality of the grains is improved, electric quantity and heat consumption are reduced, and use cost is effectively reduced by 50%.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (8)
1. The utility model provides a arrange grain device of grain drying tower which characterized in that: the grain discharging frame comprises a grain discharging frame (1), wherein semi-horn-shaped boxes (3) are respectively arranged on the inner sides of two ends of the grain discharging frame (1), a plurality of horn-shaped boxes (2) which are spaced in parallel are arranged between the two semi-horn-shaped boxes (3), and the semi-horn-shaped boxes (3) are spaced in parallel with the horn-shaped boxes (2) adjacent to the semi-horn-shaped boxes; a plurality of grain discharge channels are formed between the semi-horn-shaped boxes (3) and the horn-shaped boxes (2) adjacent to the semi-horn-shaped boxes and between two adjacent horn-shaped boxes (2);
the grain discharging device also comprises a grain discharging switch mechanism, and the grain discharging switch mechanism is arranged corresponding to the grain discharging channel.
2. The grain discharging device of a grain drying tower as recited in claim 1, wherein: the grain discharging switch mechanism comprises a plurality of blocking plates (4) capable of moving linearly in a reciprocating mode, the blocking plates (4) are arranged below the grain discharging channel in a one-to-one correspondence mode, and the width of each blocking plate (4) is larger than that of the grain discharging channel.
3. The grain discharging device of the grain drying tower as recited in claim 2, wherein: the blocking plate (4) is of a C-shaped structure, and an opening of the blocking plate (4) faces downwards; the blocking plate (4) is fixed on the moving beam (5), and the moving beam (5) is movably arranged on the track wheel (6);
the grain discharging frame (1) is provided with a height adjusting mechanism, and the track wheel (6) is rotatably installed on the height adjusting mechanism.
4. The grain discharging device of a grain drying tower as recited in claim 1, wherein: the horn-shaped box (2) is of a long box-shaped structure with an isosceles triangle section, and the semi-horn-shaped box (3) is of a long box-shaped structure with a right-angled triangle section; the inclined surface of the semi-horn-shaped box (3) is inclined inwards and extends from the inner side wall of the grain discharging frame (1);
the two ends of the angular box (2) and the semi-angular box (3) are fixed on the grain discharge frame (1).
5. The grain discharging device of the grain drying tower as recited in claim 3, wherein: one end of the moving beam (5) is connected with a moving part of the linear driving part (8) through a connecting frame (7), and the linear driving part (8) is installed on the grain discharging frame (1) through a fixed seat (9); the linear driving part (8) is a double-stroke cylinder, and the linear driving part (8) is connected with an electromagnetic valve of a grain drying tower control system.
6. The grain discharging device of the grain drying tower as recited in claim 3, wherein: the height adjusting mechanism comprises a mounting disc (12), a screw is fixed on the mounting disc (12), and the screw is screwed on the grain discharge frame (1) and fastened through a nut; the mounting disc (12) is eccentrically provided with a rail wheel shaft, and the rail wheel (6) is rotatably connected to the rail wheel shaft.
7. The grain discharging device of a grain drying tower as recited in claim 3, wherein: adjusting plates (13) are slidably arranged at two ends of the blocking plate (4), and the adjusting plates (13) are tightly propped against the blocking plate (4) through tightening screws (14); and a nut seat (15) is fixed on the movable beam (5), and the jacking screw rod (14) is screwed on the nut seat (15).
8. The grain discharging device of the grain drying tower as recited in claim 7, wherein: the adjusting plate (13) is a nylon plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222386997.1U CN218495782U (en) | 2022-09-08 | 2022-09-08 | Grain discharging device of grain drying tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222386997.1U CN218495782U (en) | 2022-09-08 | 2022-09-08 | Grain discharging device of grain drying tower |
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| CN218495782U true CN218495782U (en) | 2023-02-17 |
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| CN202222386997.1U Active CN218495782U (en) | 2022-09-08 | 2022-09-08 | Grain discharging device of grain drying tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115523747A (en) * | 2022-09-08 | 2022-12-27 | 山东优尼亚农业机械有限公司 | Grain discharging device and grain discharging method of grain drying tower |
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2022
- 2022-09-08 CN CN202222386997.1U patent/CN218495782U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115523747A (en) * | 2022-09-08 | 2022-12-27 | 山东优尼亚农业机械有限公司 | Grain discharging device and grain discharging method of grain drying tower |
| CN115523747B (en) * | 2022-09-08 | 2024-03-12 | 山东优尼亚农业机械有限公司 | Grain discharging device and grain discharging method of grain drying tower |
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