CN220103625U

CN220103625U - Grain dryer

Info

Publication number: CN220103625U
Application number: CN202321682427.5U
Authority: CN
Inventors: 陈鹏飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-11-28
Anticipated expiration: 2033-06-29

Abstract

The utility model relates to the technical field of grains, in particular to a grain dryer, which can increase the gas exchange area inside and outside a drying cavity by increasing an exhaust area, so that the internal damp air can be discharged to the outside more quickly.

Description

Grain dryer

Technical Field

The utility model relates to the technical field of grains, in particular to a grain dryer.

Background

The removal of the excessive moisture of the grain is a prior step for the grain to enter storage or other processing, the traditional method for removing the excessive moisture of the grain is often to sun-dry the grain by using natural factors such as the sun and the like by means of weather, however, if continuous bad weather is encountered, the grain is easy to mildew, germinate and the like, and the grain is wasted.

Traditional grain drying device adopts the fan to dry the work generally, but because grain quantity is more, the required time of stoving work is longer and power consumption is great, and drying efficiency is lower, is difficult to satisfy actual demand.

Disclosure of Invention

The object of the present utility model is to provide a grain dryer which overcomes the above drawbacks of the prior art.

The grain dryer comprises a dryer body, wherein an air inlet communicated with an external air pump is arranged on the upper end face of the dryer body, two external fixing frames which are vertically symmetrical are fixedly arranged on the outer circular face of the dryer body, and an exhaust expansion ring which can move up and down is arranged on the end face of one side of the external fixing frame which is considered to be the symmetrical center;

the drying machine is characterized in that a drying cavity is arranged in the machine body, a grain discharge port communicated with an external grain storage box is arranged on the lower wall of the drying cavity, an agitating exhaust frame is rotationally arranged in the drying cavity, an internal exhaust cavity is arranged in the agitating exhaust frame, and two symmetrical external moving cavities are arranged in the external fixing frame.

In some embodiments, the rotation of the outer moving cavity is provided with a rotating shaft, the upper wall of the outer moving cavity is fixedly provided with a telescopic motor, the upper end face of the rotating shaft is in power connection with the telescopic motor, two thread sleeves are fixedly cut on the outer circular surface of the rotating shaft in an up-down symmetrical mode, the thread directions of the outer circular surfaces of the thread sleeves on the upper side and the lower side are opposite, and the outer circular surface of the thread sleeve is in threaded connection with the front end surface and the rear end surface of the exhaust expansion ring.

In some embodiments, the upper wall of the inner exhaust cavity is rotatably provided with an inner exhaust pump, and the upper end surface of the inner exhaust pump is communicated with the lower wall of the air inlet.

In some embodiments, the side wall of the internal exhaust cavity is provided with exhaust filtering holes which are uniformly arranged and communicated with the drying cavity, and the exhaust filtering holes and the side wall of the drying cavity are provided with filter plates which can be ventilated but can not enable grain particles to pass through.

In some embodiments, the air inlet is internally and fixedly provided with a heating frame, and the heating frame can play a role in heating after being electrified.

In some embodiments, the upper wall of the drying cavity is provided with a feeding exhaust port which is communicated up and down, and a through-stop valve is rotatably arranged in the feeding exhaust port and the grain exhaust port, and the through-stop valve can play a role in controlling the through-stop of the area where the through-stop valve is positioned.

In some embodiments, the lower wall of the drying cavity is fixedly provided with a rotating motor, the lower end surface of the stirring exhaust frame is in power connection with the rotating motor, the upper wall of the drying cavity is fixedly provided with a temperature detector, and the temperature detector can play a role in detecting the temperature in the drying cavity.

In some embodiments, a control panel is fixedly arranged on the front end surface of the external fixing frame at the lower side, and the control panel can play a role in controlling the starting and stopping of all motors and pumps of the utility model.

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the gas heated by the heating frame is sprayed into the drying cavity through the exhaust filtering holes, and the grain drying efficiency can be greatly improved under the rotation assistance of the stirring exhaust frame, so that the time required by the drying work is reduced.

2. According to the utility model, the exhaust expansion rings at the upper side and the lower side move up and down to the side far away from the center, so that the air in the drying cavity can be communicated with the outside air under the filtration of the filter plate, the air circulation speed in the drying cavity is further accelerated, the drying efficiency is further improved, and the drying cost and the drying time are reduced.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a right side view of the present utility model;

FIG. 3 is a schematic view showing the overall structure of a grain dryer according to the present utility model;

FIG. 4 is a left side view of the present utility model;

FIG. 5 is a schematic illustration of A-A of FIG. 4 in accordance with the present utility model;

FIG. 6 is a schematic diagram of B-B of FIG. 5 in accordance with the present utility model.

In the figure:

11. a body; 12. a feed exhaust port; 13. an air inlet; 14. an external fixing frame; 15. an exhaust expansion ring; 16. a control panel; 17. an external moving chamber; 18. a grain discharge port; 19. a heating rack; 20. a telescopic motor; 21. a temperature detector; 22. an internal exhaust pump; 23. a drying chamber; 24. a threaded sleeve; 25. a rotating shaft; 26. an internal exhaust chamber; 27. an exhaust gas filtering hole; 28. a rotating motor; 29. an agitating exhaust frame; 30. a stop valve; 31. a filter plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-6, in a first embodiment of the present utility model, an embodiment of a grain dryer is provided, which includes a machine body 11, an air inlet 13 communicating with an external air pump is provided on an upper end surface of the machine body 11, two external fixing frames 14 symmetrical up and down are fixedly provided on an outer circular surface of the machine body 11, and an exhaust expansion ring 15 capable of moving up and down is provided on an end surface of one side of the external fixing frame 14 which is considered in the symmetry center;

the drying machine is characterized in that a drying cavity 23 is arranged in the machine body 11, a grain discharge outlet 18 communicated with an external grain storage box is arranged on the lower wall of the drying cavity 23, an agitating exhaust frame 29 is rotatably arranged in the drying cavity 23, an internal exhaust cavity 26 is arranged in the agitating exhaust frame 29, and two external moving cavities 17 which are symmetrical front and back are arranged in the external fixing frame 14.

The external moving cavity 17 is rotationally provided with a rotating shaft 25, the upper wall of the external moving cavity 17 is fixedly provided with a telescopic motor 20, the upper end face of the rotating shaft 25 is in power connection with the telescopic motor 20, two threaded sleeves 24 are fixedly cut up and down symmetrically on the outer circular face of the rotating shaft 25, the outer circular faces of the threaded sleeves 24 on the upper side and the lower side are opposite in thread direction, and the outer circular face of the threaded sleeves 24 is in threaded connection with the front end face and the rear end face of the exhaust expansion ring 15.

The upper wall of the inner exhaust cavity 26 is rotatably provided with an inner exhaust pump 22, and the upper end surface of the inner exhaust pump 22 is communicated with the lower wall of the air inlet 13.

The side wall of the inner exhaust cavity 26 is provided with exhaust filtering holes 27 which are uniformly arranged and communicated with the drying cavity 23, and filter plates 31 which can be ventilated but can not enable grain particles to pass through are arranged in the exhaust filtering holes 27 and the side wall of the drying cavity 23.

The air inlet 13 is internally and fixedly provided with a heating frame 19, and the heating frame 19 can play a role in heating after being electrified.

The upper wall of the drying cavity 23 is provided with a feeding exhaust port 12 which is communicated up and down, the feeding exhaust port 12 and the grain exhaust port 18 are rotatably provided with a through-stop valve 30, and the through-stop valve 30 can play a role in controlling the through-stop of the area.

The lower wall of the drying cavity 23 is fixedly provided with a rotating motor 28, the lower end face of the stirring exhaust frame 29 is in power connection with the rotating motor 28, the upper wall of the drying cavity 23 is fixedly provided with a temperature detector 21, and the temperature detector 21 can play a role in detecting the temperature in the drying cavity 23.

The front end surface of the external fixing frame 14 at the lower side is fixedly provided with a control panel 16, and the control panel 16 can play a role in controlling the starting and stopping of all motors and pumps of the utility model.

When the grain drying work is needed, after grains are poured into the drying cavity 23 along the feeding exhaust port 12, the rotating motor 28 is started to drive the stirring exhaust frame 29 to start to rotate slowly, meanwhile, the upper end face of the air inlet 13 is communicated with an external air pump and starts to inject air, the heating frame 19 is electrified, the heating frame 19 starts to heat after being electrified, and under the starting of the internal exhaust pump 22, external air enters the internal exhaust cavity 26 downwards after being heated by the heating frame 19 and is sprayed into the drying cavity 23 through the exhaust filtering holes 27, the grain drying efficiency can be greatly improved under the rotation assistance of the stirring exhaust frame 29, and the dried moisture can be discharged to the outside through the feeding exhaust port 12.

When the outside is in a relatively dry and proper environment, the telescopic motor 20 is started, the rotating shaft 25 is driven to start rotating, the threaded sleeves 24 on the two sides are driven to rotate, the exhaust expansion rings 15 on the upper side and the lower side are driven to start moving up and down to one side far away from the center, at the moment, air in the drying cavity 23 can be communicated with the outside air under the filtration of the filter plate 31, the air circulation speed in the drying cavity 23 is further accelerated, the drying efficiency is further improved, and the drying cost and the drying time are reduced.

The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.

Claims

1. Grain dryer, including organism (11), its characterized in that: an air inlet (13) communicated with an external air pump is formed in the upper end face of the machine body (11), two external fixing frames (14) which are vertically symmetrical are fixedly arranged on the outer circular face of the machine body (11), and an exhaust expansion ring (15) which can move up and down is arranged on the end face of one side of the external fixing frames (14) which is considered in the symmetrical center;

the drying machine is characterized in that a drying cavity (23) is arranged in the machine body (11), a grain discharge outlet (18) communicated with an external grain storage box is arranged on the lower wall of the drying cavity (23), an agitating exhaust frame (29) is rotationally arranged in the drying cavity (23), an internal exhaust cavity (26) is arranged in the agitating exhaust frame (29), and two symmetrical external movable cavities (17) are arranged in the external fixing frame (14).

2. The grain dryer of claim 1, wherein: the internal rotation of outside removal chamber (17) is equipped with axis of rotation (25), the fixed flexible motor (20) that is equipped with of outside removal chamber (17) upper wall, axis of rotation (25) up end power connect in flexible motor (20), the fixed two thread bush (24) that are equipped with of symmetry about axis of rotation (25) outer disc, upper and lower both sides thread bush (24) outer disc screw thread opposite direction, thread bush (24) outer disc with both ends face threaded connection around exhaust expansion ring (15).

3. The grain dryer of claim 1, wherein: the upper wall of the inner exhaust cavity (26) is rotatably provided with an inner exhaust pump (22), and the upper end surface of the inner exhaust pump (22) is communicated with the lower wall of the air inlet (13).

4. The grain dryer of claim 1, wherein: the side wall of the internal exhaust cavity (26) is provided with exhaust filtering holes (27) which are uniformly arranged and communicated with the drying cavity (23), and filter plates (31) are fixedly arranged in the exhaust filtering holes (27) and the side wall of the drying cavity (23).

5. The grain dryer of claim 1, wherein: the air inlet (13) is internally and fixedly provided with a heating frame (19).

6. The grain dryer of claim 1, wherein: the upper wall of the drying cavity (23) is provided with a feeding exhaust port (12) which is communicated up and down, and a through-stop valve (30) is rotationally arranged on the feeding exhaust port (12) and the grain exhaust port (18).

7. The grain dryer of claim 1, wherein: the lower wall of the drying cavity (23) is fixedly provided with a rotating motor (28), the lower end face of the stirring exhaust frame (29) is in power connection with the rotating motor (28), and the upper wall of the drying cavity (23) is fixedly provided with a temperature detector (21).

8. The grain dryer of claim 1, wherein: the front end face of the external fixing frame (14) at the lower side is fixedly provided with a control panel (16).