Ventilation mechanism of rice seed awner

Abstract

The utility model relates to the technical field of awner ventilation mechanisms, and discloses a rice seed awner ventilation mechanism which comprises an air duct, the left side of the air duct is fixedly communicated with an air inlet pipe, the right side of the air duct is fixedly connected with an air pump, an air inlet pipe of the air pump is rotatably communicated with a filter cover, and the filter cover is located in the air duct. According to the awner, the filter casing and impact blades are arranged, the air inlet pipe is in butt joint with an air duct opening of the awner, when the air pump works, air enters the air duct from the air inlet pipe, at the moment, the filter casing can filter the air in the flowing process, meanwhile, the impact blades are arranged on the filter casing, and the impact blades are arranged on the impact blades. Flowing air impacts the impact blades to drive the rotating rod to rotate, the rotating rod drives the filter cover to rotate, at the moment, rice awns clamped in the filter holes are thrown out due to the influence of centrifugal force when the filter cover is in a rotating state, the situation of blockage caused by the rice awns is avoided, and the dust removal effect can be effectively guaranteed compared with a comparison file.

Description

Technical Field

[0001] The present application relates to the technical field of ventilation mechanisms of rice seed awn removers, and in particular to a ventilation mechanism of a rice seed awn remover. Background Art

[0002] A rice awn remover is an agricultural machine specially used to remove the awns of awned crops. When rice is awned, a large amount of dust and impurities will be generated and discharged from the vents.

[0003] The patent document with publication number: CN219182143U discloses a ventilation mechanism of a rice seed awn removing machine, including a shell, an air outlet pipe and an air inlet pipe are respectively arranged on the left and right sides of the shell, an air inlet is arranged on the side of the air inlet pipe opposite to the shell, a material blocking net is arranged inside the air inlet, a first material outlet is arranged through the bottom of the air inlet pipe, a second screen frame and a first screen frame are arranged inside the shell from left to right, a filter screen and a screen are arranged inside the second screen frame and the first screen frame, a fan is arranged between the second screen frame and the first screen frame, and a brush net assembly is arranged on the side of the filter screen opposite to the fan. This solution not only protects the sanitation of the working environment, but also prevents excessive dust and impurities from being inhaled by workers, thus ensuring the health of the workers, and the screen can be cleaned by the brush net assembly to prevent excessive dust from clogging the screen after a long time, thereby reducing the ventilation and dust removal effect of the device.

[0004] However, in actual application, when the above-mentioned patent document is used, due to the sharp shape of rice awns, the tips of the awns are easily inserted into the filter holes during the filtering process, and the brush can only clean the surface. At this time, the rice awns in the filter holes will still form blockages, which will eventually lead to a reduction in the dust removal effect.

[0005] Therefore, those skilled in the art provide a ventilation mechanism for a rice seed awn removing machine to solve the problems raised in the above background technology. Utility Model Content

[0006] In order to solve the problem raised in the above background technology that the rice awns are sharp and thus the tips of the awns are easily inserted into the filter holes during the filtering process, and the brush can only clean the surface of the rice awns. At this time, the rice awns in the filter holes will still form blockages, which eventually leads to a decrease in the dust removal effect, the present application provides a ventilation mechanism for a rice seed awn removing machine.

[0007] The ventilation mechanism of a rice seed awn removing machine provided in the present application adopts the following technical solution: it includes an air cylinder, the left side of the air cylinder is fixedly connected to an air inlet pipe, the right side of the air cylinder is fixedly connected to an air pump, the air inlet pipe of the air pump is rotatably connected to a filter cover, the filter cover is located inside the air cylinder, a rotating rod is fixedly connected to the left center of the filter cover, and a plurality of impact blades are fixedly connected to the outer side of the rotating rod.

[0008] Preferably, four support frames are fixedly connected to the inner wall of the bottom side of the air duct, the four support frames are symmetrically distributed, support wheels are rotatably mounted on the four support frames, and the four support wheels are in contact with the outer side of the filter cover.

[0009] Preferably, a brush rod is fixedly connected to the inner wall of the top side of the air cylinder, and the bristles on the brush rod are in contact with the surface of the filter cover.

[0010] Preferably, a slot is provided on the bottom side of the air duct, and a collection box is clamped on the inner wall of the slot.

[0011] Preferably, an inspection opening is provided at the rear side of the air duct, a sealing plate is mounted on the inner wall of the inspection opening, and the front side of the sealing plate is flush with the inner wall of the air duct.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. By setting the filter cover and impact blades, the air inlet pipe is connected to the air duct opening of the awn remover. When the air pump is working, the air enters the air duct from the air inlet pipe. At this time, the filter cover will filter the air during the flow of air. At the same time, the flowing air will impact the impact blades to drive the rotating rod to rotate, and the rotating rod will drive the filter cover to rotate. At this time, the filter cover will be in a rotating state due to the influence of centrifugal force, which will cause the rice awns stuck in the filter holes to be thrown out, avoiding blockage caused by rice awns. Compared with the comparison document, it can effectively ensure the dust removal effect.

[0014] 2. By providing support wheels, the four support wheels cooperate with each other to support the filter cover from the bottom side, thereby improving the stability of the filter cover in the rotating state. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a left sectional structural schematic diagram of a ventilation mechanism of a rice seed awn removing machine in an embodiment of the present application;

[0016] Figure 2 It is a right sectional structural schematic diagram of a ventilation mechanism of a rice seed awn removing machine in an embodiment of the present application;

[0017] Figure 3 The invention relates to a ventilation mechanism of a rice seed awn removing machine in an embodiment of the present application. Figure 1 Schematic diagram of the structure with part A enlarged.

[0018] Explanation of the accompanying drawings: 1. air cylinder; 2. air inlet pipe; 3. air pump; 4. filter cover; 5. rotating rod; 6. impact blade; 7. supporting frame; 8. supporting wheel; 9. brush rod; 10. collection box. DETAILED DESCRIPTION

[0019] The following will be combined with the attached Figure 1-3The technical solution of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The present application embodiment discloses a ventilation mechanism of a rice seed awn removing machine, referring to Figure 1-3 , comprising an air cylinder 1, the left side of the air cylinder 1 is fixedly connected with an air inlet pipe 2, the right side of the air cylinder 1 is fixedly connected with an air pump 3, the air inlet pipe of the air pump 3 is rotatably connected with a filter cover 4, the filter cover 4 is located inside the air cylinder 1, the left center of the filter cover 4 is fixedly connected with a rotating rod 5, and the outer side of the rotating rod 5 is fixedly connected with a plurality of impact blades 6; by arranging the filter cover 4 and the impact blades 6, the air inlet pipe 2 is connected to the air duct opening of the awn remover. When the air pump 3 is working, air enters the interior of the air cylinder 1 from the air inlet pipe 2. At this time, the filter cover 4 will filter the air during the flow of the air. At the same time, the flowing air will impact the impact blades 6 to drive the rotating rod 5 to rotate, and the rotating rod 5 will drive the filter cover 4 to rotate. At this time, the filter cover 4 will cause the rice awns stuck in the filter holes to be thrown out due to the influence of centrifugal force in the rotating state, so as to avoid blockage caused by the rice awns. Compared with the comparative documents, the dust removal effect can be effectively ensured.

[0021] In the present application, four support frames 7 are fixedly connected to the inner wall of the bottom side of the air duct 1, and the four support frames 7 are symmetrically distributed. Support wheels 8 are rotatably installed on the four support frames 7, and the four support wheels 8 are in contact with the outer side of the filter cover 4; by setting the support wheels 8, the four support wheels 8 cooperate with each other to support the filter cover 4 from the bottom side, thereby improving the stability of the filter cover 4 in the rotating state.

[0022] In the present application, a brush rod 9 is fixedly connected to the inner wall of the top side of the air duct 1, and the bristles on the brush rod 9 are in contact with the surface of the filter cover 4; by setting the brush rod 9, in the rotating state, the bristles on the brush rod 9 can clean the dust and impurities remaining on the surface of the filter cover 4, thereby avoiding blockage caused by excessive dust accumulation.

[0023] In the present application, a card slot is opened on the bottom side of the air duct 1, and a collection box 10 is carded on the inner wall of the card slot; by setting the collection box 10, the dust and impurities cleaned from the filter cover 4 will fall directly into the collection box 10 due to the influence of gravity, and the dust can be collected centrally by using the collection box 10, so that it can be convenient for subsequent centralized processing.

[0024] In the present application, an inspection port is provided at the rear side of the air duct 1, and a sealing plate is mounted on the inner wall of the inspection port, and the front side of the sealing plate is flush with the inner wall of the air duct 1; by setting up the inspection port, the interior of the air duct 1 can be regularly inspected using the inspection port, thereby ensuring the normal progress of ventilation and filtration operations.

[0025] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0026] The implementation principle of the ventilation mechanism of the rice seed awn removing machine in the embodiment of the present application is as follows: when in use, the air inlet pipe 2 is connected to the air duct opening of the awn removing machine. When the air pump 3 is working, the air enters the interior of the air cylinder 1 from the air inlet pipe 2. At this time, the filter cover 4 will filter the air during the flow of air. At the same time, the flowing air will impact the impact blades 6 to drive the rotating rod 5 to rotate, and the rotating rod 5 will drive the filter cover 4 to rotate. At this time, the filter cover 4 will be in a rotating state. Due to the influence of centrifugal force, the rice awns stuck in the filter holes will be thrown out, avoiding the blockage caused by the rice awns. Compared with the comparative documents, it can effectively ensure the dust removal effect. The supporting wheels 8 cooperate with each other to support the filter cover 4 from the bottom side, so as to improve the stability of the filter cover 4 in the rotating state. In the rotating state, the bristles on the brush rod 9 can clean the dust and impurities remaining on the surface of the filter cover 4, so as to avoid blockage caused by excessive dust accumulation. The dust and impurities cleaned from the filter cover 4 will fall directly to the collection box 10 due to the influence of gravity. The collection box 10 can be used to collect the dust in a centralized manner, so as to facilitate subsequent centralized processing. The inspection port can be used to regularly check the interior of the air duct 1 to ensure the normal ventilation and filtration operations.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0028] Secondly: In the drawings of the embodiments disclosed in the present invention, only the structures involved in the embodiments disclosed in the present invention are involved, and other structures can refer to the usual design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

Claims

1. A ventilation mechanism for a rice seed awn removing machine, comprising a wind tube (1), characterized in that: The left side of the wind tube (1) is fixedly connected to an air inlet pipe (2), the right side of the wind tube (1) is fixedly connected to an air pump (3), the air inlet pipe of the air pump (3) is rotatably connected to a filter cover (4), the filter cover (4) is located inside the wind tube (1), a rotating rod (5) is fixedly connected to the center of the left side of the filter cover (4), and a plurality of impact blades (6) are fixedly connected to the outer side of the rotating rod (5).

2. The ventilation mechanism of the rice seed awn removing machine according to claim 1, characterized in that: Four support frames (7) are fixedly connected to the inner wall of the bottom side of the wind tube (1), the four support frames (7) are symmetrically distributed, and support wheels (8) are rotatably mounted on the four support frames (7), and the four support wheels (8) are in contact with the outer side of the filter cover (4).

3. The ventilation mechanism of the rice seed awn removing machine according to claim 1, characterized in that: A brush rod (9) is fixedly connected to the inner wall of the top side of the air cylinder (1), and the bristles on the brush rod (9) are in contact with the surface of the filter cover (4).

4. The ventilation mechanism of the rice seed awn removing machine according to claim 1, characterized in that: A slot is provided on the bottom side of the wind tube (1), and a collection box (10) is clamped on the inner wall of the slot.

5. The ventilation mechanism of the rice seed awn removing machine according to claim 1, characterized in that: An inspection opening is provided on the rear side of the air duct (1), a sealing plate is mounted on the inner wall of the inspection opening, and the front side of the sealing plate is flush with the inner wall of the air duct (1).

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