CN107388803B - Forage grass drying device - Google Patents

Abstract

The invention discloses a pasture drying device, comprising a hot air blower (1), a drying cylinder (2) in a cylindrical structure, and a supporting frame (3), which is characterized in that it further comprises a belt transmission device and a cooling cylinder, After the forage comes out of the drying cylinder (2), it enters the cooling cylinder (14) through the belt conveyor (13) for cooling. Compared with the prior art, the present invention has the following advantages: the pasture drying device of the present invention is changed from the original drying cylinder rotation to the rotation of the rotating shaft, which reduces energy consumption, and the dried forage grass can be directly bundled after being cooled down to complete the Processing, reducing the cooling time, easy to operate, the setting of the scraper is convenient to clean the inner wall of the drying cylinder and the cooling cylinder, the structure is simple, and the use effect is good.

Description

A grass drying device

technical field

The invention relates to the technical field of forage treatment, in particular to a forage drying device.

Background technique

With the development of science and technology and the improvement of people's living standards, the animal husbandry industry is also gradually developing. There are more and more large farms and livestock farms. The feed for cattle and sheep in livestock farms is mainly forage, which is cheap, safe and environmentally friendly. , high consumption rate, due to seasonal reasons, the pasture will dry the grass harvested in the season, pack it and store it for use. In the past, after the grass was harvested, the grass would be dried on the drying field. A larger area is required. With the development of agricultural machinery, pasture dryers and pasture balers appear in the prior art. The pasture dryers in the prior art mainly include a drying cylinder and a hot air blower. The furnace generates strong dry hot air, which makes the material in direct contact with the hot air in the drying cylinder, and moves forward in a spiral shape according to the curve to achieve the purpose of drying. The drying cylinder rotates at a uniform speed during operation. , the power required for rotation is large, and the electric energy is wasted, and the hot air is blown from one end of the drying cylinder to the other end, and the temperature of the hot air at the entrance is relatively high. The high temperature of the pasture is not suitable for baling immediately, so the temperature will naturally cool after the pasture comes out. When the temperature is lowered to room temperature, the pasture baler will be used to bale the dried pasture. This method takes a long time and cannot form a complete automation. Production line, low production efficiency.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the above technical problems and provide a pasture drying device with simple structure, good forage drying effect, short operation time, high degree of automation and low energy consumption.

In order to solve the above-mentioned technical problems, the technical solution provided by the present invention is as follows: a forage drying device, comprising a hot air blower, a drying cylinder having a cylindrical structure, and a supporting frame, wherein the drying cylinder is provided with a rotating shaft 1, The first rotating shaft is provided with a helical sheet, and the first helical sheet is a grid-like structure. One end of the drying cylinder is provided with a baffle plate, and the drying cylinder is located at the end of the baffle plate. There is a feeding hopper, the outlet of the hot air blower is connected with a hot air main pipe, the hot air pipe is provided along the length direction of the drying cylinder, and the hot air pipe is provided with hot air deep into the drying cylinder Branch pipe, the end of the hot air branch pipe is provided with a hot air outlet with a trumpet-shaped structure, the hot air branch pipe is provided with a control valve 1, and the other end of the drying cylinder away from the baffle is a discharge port. There is a belt conveying device at the material opening, and the other end of the belt conveying device is provided with a cooling cylinder. The cooling cylinder is provided with a second rotating shaft, and the second rotating shaft is provided with a second spiral blade, and also includes a fan. The air outlet is provided with a cold air main pipe extending along the length of the cooling cylinder, the cold air main pipe is provided with a cold air branch pipe that penetrates into the cooling cylinder, the cold air branch pipe is provided with a control valve two, the forage grass is After the drying cylinder comes out, it enters the cooling cylinder through the belt conveying device for cooling. The hot air outlet and the hot air branch pipe are detachably connected, and the hot air branch pipe together with the hot air outlet can be pulled out from the drying cylinder. The ends of the second blades are provided with freely slidable scrapers, and the scrapers are detachably connected to the first spiral blade and the second spiral blade.

As an improvement, the first rotating shaft is powered by the first motor, the second rotating shaft is driven by the second motor, and the first and second motors can be forward and reversed.

As an improvement, the side of the belt conveyor is hinged with a baffle and a support rod for fixing the baffle, which can prevent the grass from falling, and the hinge is convenient to put down the baffle, and the support rod can be used when the baffle is in a vertical state. fixed effect.

As an improvement, the detachable connection between the hot air outlet and the hot air branch pipe is a threaded connection.

Compared with the prior art, the present invention has the following advantages: the pasture drying device of the present invention is changed from the original drying cylinder to the rotation of the rotating shaft, which reduces energy consumption, and the dried pasture can be directly bundled after being cooled down to complete the Processing, reducing the cooling time, easy to operate, the setting of the scraper is convenient to clean the inner wall of the drying cylinder and the cooling cylinder, the structure is simple, and the use effect is good.

Description of drawings

FIG. 1 is a front view of a forage drying device of the present invention.

FIG. 2 is a schematic diagram of the internal structure of a forage drying device of the present invention.

As shown in the picture: 1. Hot air blower, 2. Drying cylinder, 3. Support frame 1, 4. Rotating shaft 1, 5. Spiral blade 1, 6. Baffle plate, 7. Feed hopper, 8. Hot air main pipe, 9 , hot air pipe, 10, hot air outlet, 11, control valve 1, 12, discharge port, 13, belt conveyor, 14, cooling cylinder, 15, rotating shaft 2, 16, spiral sheet 2, 17, fan, 18, cold air Main pipe, 19, cold air branch pipe, 20, control valve two, 21, scraper, 22, baffle plate, 23, support frame two.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings.

With reference to the accompanying drawings, a pasture drying device includes a hot air blower 1, a drying cylinder 2 in a cylindrical structure, and a support frame 1 3. The drying cylinder 2 is provided with a rotating shaft 1 4, and the rotating shaft 1 4 is provided with a helical sheet 1 5, the helical sheet 1 5 is a grid structure, one end of the drying cylinder 2 is provided with a baffle 6, and the drying cylinder 2 is located at the end of the baffle 6 There is a feeding hopper 7 at the part, the outlet of the hot air blower 1 is connected with a hot air main pipe 8, the hot air pipe 8 is provided along the length direction of the drying cylinder 2, and the hot air pipe 8 is provided with There is a hot air branch pipe 9 that penetrates into the drying cylinder 2. The end of the hot air branch pipe 9 is provided with a hot air outlet 10 in a horn-like structure. The hot air branch pipe 9 is provided with a control valve-11. The other end away from the baffle 6 is the discharge port 12 , the discharge port 12 is provided with a belt conveyor 13 , the other end of the belt conveyor 13 is provided with a cooling cylinder 14 , and the cooling cylinder 14 is provided with The second rotating shaft 15, the second rotating shaft 15 is provided with the second helical sheet 16, and also includes a fan 17, and the air outlet of the fan 17 is provided with a cold air main pipe 18 extending along the length direction of the cooling cylinder 14. The cold air main pipe 18 is provided with a cold air branch pipe 19 that penetrates into the cooling cylinder 14, and the cold air branch pipe 19 is provided with a control valve 2 20. After the grass comes out from the drying cylinder 2, it enters the cooling cylinder 14 through the belt conveyor 13 for cooling. , the hot air outlet 10 and the hot air branch pipe 9 are detachably connected, and the hot air branch pipe 9 can be pulled out from the drying cylinder 2 together with the hot air outlet 10, and the ends of the spiral sheet one 5 and the spiral sheet two 16 are both A freely slidable scraper 21 is provided, and the scraper 21 is detachably connected with the first screw 5 and the second screw 16 .

The first rotating shaft 4 is powered by the first motor, the second rotating shaft 4 is driven by the second motor, and the first and second motors can be forward and reversed.

A baffle 22 and a support rod for fixing the baffle 22 are hinged on the side of the belt conveyor 13 .

As an improvement, the detachable connection between the hot air outlet 10 and the hot air branch pipe 9) is a threaded connection.

The motor driving the first and second rotating shafts of the present invention is the prior art, so it is not shown in the drawings of the description. The scraper is arranged at the end of the spiral blade. When the spiral blade rotates, the scraper is under the action of gravity. The bottom is always at the bottom of the drying cylinder. The rotation of the spiral blade is equivalent to the advancement of the scraper. The end of the scraper and the spiral blade are slidingly connected. The contact between the end and the wall of the drying cylinder can scrape off the forage sticking to the wall. The scraper and the screw are detachably connected. Under normal circumstances, the scraper is removed, and when the cylinder wall needs to be cleaned, The scraper is installed for cleaning. When cleaning the cylinder wall, the branch pipe on the cylinder wall should be removed. The dismantling connection between the scraper and the spiral blade can be set up blocks on the spiral blades at both ends of the rotating shaft, that is, the beginning of the spiral blade. And at the end, the scraper can be removed from the spiral sheet after the stopper is removed, similar to a zipper, if there is no stopper after the zipper is pulled to the end, the zipper can be pulled off.

In a specific embodiment, a forage baler can be set at the discharge port of the cooling cylinder, and the grass after the cooling cylinder is dried at room temperature can be directly entered into the baler for baling, and the entire operation can be completed at one time.

The present invention and its embodiments have been described above, and the description is not restrictive, and what is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. All in all, if those of ordinary skill in the art are inspired by it, and without departing from the purpose of the present invention, any structural modes and embodiments similar to this technical solution are designed without creativity, all should belong to the protection scope of the present invention.

Claims (4)

1. A grass drying device, comprising a hot air blower (1), a drying cylinder (2) in a tubular structure, and a supporting frame one (3), characterized in that: the drying cylinder (2) is equipped with a There is a rotating shaft (4), the rotating shaft one (4) is provided with a spiral sheet (5), the spiral sheet (5) is a grid-like structure, and one end of the drying cylinder (2) is provided. A baffle (6) is provided, the drying cylinder (2) is provided with a feeding hopper (7) at the end of the baffle (6), and a hot air main pipe is connected to the outlet of the hot air blower (1). (8), the hot air pipe (8) is provided along the length direction of the drying cylinder (2), and the hot air pipe (8) is provided with a hot air branch pipe that penetrates into the drying cylinder (2) (9), the end of the hot air branch pipe (9) is provided with a hot air outlet (10) in a trumpet-shaped structure, the hot air branch pipe (9) is provided with a control valve one (11), and the drying cylinder (2) ) on the other end away from the baffle plate (6) is the discharge port (12), the discharge port (12) is provided with a belt conveyor (13), and the other end of the belt conveyor (13) is provided with a cooling A cylinder (14), the cooling cylinder (14) is provided with a rotating shaft two (15), the rotating shaft two (15) is provided with a spiral blade two (16), and also includes a fan (17), the fan The air outlet of (17) is provided with a cold air main pipe (18) extending along the length direction of the cooling cylinder (14), and the cold air main pipe (18) is provided with a cold air branch pipe (19) that penetrates into the cooling cylinder (14), The cold air branch pipe (19) is provided with a control valve two (20), and the pasture comes out of the drying cylinder (2) through the belt conveyor (13) and enters the cooling cylinder (14) for cooling. The hot air outlet (10) and the hot air branch pipe (9) are detachably connected, and the hot air branch pipe (9) together with the hot air outlet (10) can be drawn out from the drying cylinder (2). The ends of the second spiral blade (16) are provided with freely slidable scrapers (21), and the scraper (21) is detachably connected with the first spiral plate (5) and the second spiral plate (16). 2. A pasture drying device according to claim 1, characterized in that: the first rotating shaft (4) is powered by a motor one, the second rotating shaft (4) is driven by a second motor, and the motor The first and the second motor can be forward and reverse. 3 . The grass drying device according to claim 1 , wherein a baffle plate ( 22 ) and a support rod for fixing the baffle plate ( 22 ) are hinged on the side of the belt conveyor ( 13 ). 4 . . 4 . The grass drying device according to claim 1 , wherein the detachable connection between the hot air outlet ( 10 ) and the hot air branch pipe ( 9 ) is a threaded connection. 5 .

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