Wheat winnowing device capable of avoiding material accumulation

Abstract

The wheat winnowing device comprises a winnowing box, a wheat collecting mechanism, a rotating mechanism and a dust collecting box, the wheat collecting mechanism is installed in the winnowing box, a feeding hopper is fixedly installed at the top end of the winnowing box, the rotating mechanism is installed on the outer side of the bottom of the feeding hopper, and the dust collecting box is installed on the rotating mechanism. A dust collecting box is connected to the left end of the outer side of the winnowing box, a first connecting pipe is fixedly connected to the left end of the dust collecting box, second connecting pipes are connected to the right side and the rear side of the dust collecting box, and an exhaust fan is fixedly connected to the end, away from the dust collecting box, of the first connecting pipe; the end, away from the dust collecting box, of the second connecting pipe is fixedly connected with an air draft hopper, and supporting legs are fixedly installed at the bottom of the outer side of the winnowing box. According to the wheat winnowing device capable of avoiding material accumulation, material accumulation can be avoided, the direction of the discharging pipe can be adjusted, dust collection is facilitated, the dust collection fiber cloth plate is convenient to replace, and the filter screen is convenient to disassemble.

Description

Technical Field

[0001] The utility model relates to the technical field of wheat air separation devices, in particular to a wheat air separation device which can avoid material accumulation. Background Art

[0002] Wheat is a general term for plants of the genus Triticum, represented by common wheat. It is a member of the grass family and a widely cultivated cereal crop worldwide. Wheat caryopsis is a staple food for humans. It is ground into flour and used to make bread, steamed buns, biscuits, noodles, and other foods. It can also be fermented to make beer, alcohol, liquor (such as vodka), or biomass fuel. After hulling, the wheat needs to be winnowed using an air separation device to remove impurities such as husks.

[0003] With reference to Chinese patent authorization announcement number CN217094437U, the authorization announcement date is 2022-03-03, which discloses a wheat grading and air separation device. The wheat grading and air separation device includes an air separation box, one side of which is provided with an exhaust port; a feeding hopper, the feeding hopper is arranged at the top of the air separation box; a discharge pipe, the discharge pipe is arranged at the bottom of the feeding hopper; three air separation collection boxes, the three air separation collection boxes are fixedly installed at the bottom of the air separation box; three discharge pipes, the three discharge pipes are respectively arranged at the bottom of the three air separation collection boxes, and the bottom ends of the three discharge pipes extend to the outside of the air separation box; three material valves, the three material valves are respectively arranged on the three discharge pipes. The wheat grading and air separation device provided by the utility model has the advantages of air heating and dehumidification function, dust removal function, and good air separation effect.

[0004] However, wheat in the wheat collecting box and the loading box of the existing wheat air separation device is prone to accumulation, for example, the comparative patent mentioned above has this problem; therefore, we propose a wheat air separation device that avoids material accumulation in order to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a wheat air separation device that avoids material accumulation, so as to solve the problem of easy accumulation of wheat in the wheat collecting box and the loading box of the existing wheat air separation device proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wheat air separation device to avoid material accumulation, comprising an air separation box, a wheat collecting mechanism, a rotating mechanism and a dust collection box, wherein the wheat collection mechanism is installed inside the air separation box, a feeding hopper is fixedly installed on the top of the air separation box, a rotating mechanism is installed on the outer side of the bottom of the feeding hopper, the left end of the outer side of the air separation box is connected to the dust collection box, the left end of the dust collection box is fixedly connected to a first connecting pipe, the right side and the rear side of the dust collection box are connected to a second connecting pipe, the end of the first connecting pipe away from the dust collection box is fixedly connected to an exhaust fan, the end of the second connecting pipe away from the dust collection box is fixedly connected to an exhaust hopper, the end of the exhaust hopper away from the second connecting pipe is connected to a filtering mechanism, the bottom outside the air separation box is fixedly installed with supporting legs, and the front side of the air separation box is rotatably connected to a box door;

[0007] The wheat collection mechanism includes a first collecting box, a second collecting box, a screw, a moving block, a first motor and a valve. The first motor is fixedly installed on the left end of the outer side of the air separation box. The output end of the first motor is fixedly connected to a screw, and the screw is rotatably connected in the air separation box. The outer side of the screw is threadedly connected to two moving blocks.

[0008] Preferably, the front side of the moving block is fixedly connected to a first collecting box and a second collecting box, valves are installed at the discharge ports at the bottom of the first collecting box and the second collecting box, and a loading box is provided below the discharge ports at the bottom of the first collecting box and the second collecting box.

[0009] Preferably, the rotating mechanism includes a first gear, a second gear, a discharge pipe and a second motor, the second motor is fixedly mounted on the top outer side of the air separation box, the output end of the second motor is fixedly connected to the first gear, and the first gear is meshedly connected to the second gear.

[0010] Preferably, the inner ring of the second gear is fixedly connected with a discharge pipe, and the discharge pipe is rotatably connected to the outer side of the bottom of the feeding hopper.

[0011] Preferably, the dust collection box includes a box body, a dust-collecting fiber cloth plate and an auxiliary block. The box body is fixedly connected to the right end of the outer side of the air separation box. A strip is opened at the top of the box body. A dust-collecting fiber cloth plate is arranged in the box body. An auxiliary block is fixedly installed on the top of the dust-collecting fiber cloth plate. A handle is fixedly connected to the top of the auxiliary block.

[0012] Preferably, the left end of the box body is fixedly connected to a first connecting pipe, and the right end and rear end of the box body are fixedly connected to a second connecting pipe.

[0013] Preferably, the filtering mechanism includes a filter screen, a fixing ring, a positive pole magnetic attraction and a negative pole magnetic attraction, and a fixing ring is fixedly installed on the outside of the filter screen.

[0014] Preferably, the positive magnetic attraction and the negative magnetic attraction are respectively embedded in the fixing ring and the wall of the exhaust hopper, and the fixing ring is fixedly connected to a handle at one end away from the exhaust hopper.

[0015] Compared with the prior art, the beneficial effects of the present invention are: the wheat air separation device that avoids material accumulation can avoid material accumulation, can adjust the direction of the discharge pipe, facilitates dust collection, and facilitates the replacement of the dust-absorbing fiber cloth plate and the removal of the filter.

[0016] 1. A wheat collecting mechanism is provided. The first motor drives the screw to rotate, and the rotating screw drives the moving block to move left and right. The two moving blocks respectively drive the first collecting box and the second collecting box to move left and right, thereby preventing the accumulation of materials collected in the first collecting box and the second collecting box, and preventing the accumulation of materials discharged therefrom;

[0017] 2. A rotating mechanism is provided, wherein the second motor drives the first gear to rotate, and the first gear is meshed with the second gear. The first gear drives the second gear to rotate, so that the second gear drives the discharge pipe to rotate, so that the discharge pipe nozzle can be switched to the top of the first collection box or the second collection box at will;

[0018] 3. A dust collection box and a filtering mechanism are provided. A dust-absorbing fiber cloth plate is provided inside the box to absorb dust, thereby preventing dust from flying around in the box and being inconvenient to handle. The filter can block the material and prevent it from being inhaled;

[0019] Furthermore, the dust-absorbing fiber cloth plate is put in from the strip opening at the top of the box body, an auxiliary block is fixedly installed on the top of the dust-absorbing fiber cloth plate, and a handle is fixedly connected to the top of the auxiliary block. The handle is held to take it out or put it in, thereby facilitating the replacement of the dust-absorbing fiber cloth plate;

[0020] Furthermore, the positive pole magnet and the negative pole magnet are respectively embedded in the fixing ring and the exhaust bucket wall, so that the filter and the fixing ring are connected by magnetic attraction, thereby facilitating disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the front view cutaway structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 A in the middle is an enlarged structural diagram;

[0023] Figure 3 This is a schematic diagram of the front view structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the top view of the structure of the utility model;

[0025] Figure 5 This is a schematic diagram of the connection structure of the dust collection box, the second connecting pipe and the filtering mechanism of the utility model;

[0026] Figure 6 This is a schematic diagram of the box structure of the utility model;

[0027] Figure 7 This is a schematic diagram of the connection structure of the dust-collecting fiber cloth plate and the auxiliary block of the utility model.

[0028] In the figure: 1. Air separation box; 2. Wheat collecting mechanism; 201. First collecting box; 202. Second collecting box; 203. Screw rod; 204. Moving block; 205. First motor; 206. Valve; 3. Feeding hopper; 4. Rotating mechanism; 401. First gear; 402. Second gear; 403. Feeding pipe; 404. Second motor; 5. Support legs; 6. Exhaust fan; 7. First connecting pipe; 8. Dust collecting box; 801. Box body; 802. Dust-absorbing fiber cloth board; 803. Auxiliary block; 9. Filtering mechanism; 901. Filter screen; 902. Fixing ring; 903. Positive magnetic attraction; 904. Negative magnetic attraction; 10. Exhaust hopper; 11. Second connecting pipe. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] See also Figure 1-Figure 7 , the utility model provides the following technical solutions:

[0031] Example 1: Materials in the existing wheat air separation device are prone to accumulation. To solve this technical problem, this example discloses the following technical content:

[0032] A wheat air separation device for avoiding material accumulation comprises an air separation box 1, a wheat collecting mechanism 2, a rotating mechanism 4 and a dust collecting box 8, the wheat collecting mechanism 2 is installed inside the air separation box 1, a feeding hopper 3 is fixedly installed on the top of the air separation box 1, a rotating mechanism 4 is installed on the outside of the bottom of the feeding hopper 3, the left end of the outside of the air separation box 1 is connected to the dust collecting box 8, the left end of the dust collecting box 8 is fixedly connected to a first connecting pipe 7, the right side and rear side of the dust collecting box 8 are connected to a second connecting pipe 11, the end of the first connecting pipe 7 away from the dust collecting box 8 is fixedly connected to the exhaust fan 6, the end of the second connecting pipe 11 away from the dust collecting box 8 is fixedly connected to the exhaust hopper 10, the end of the exhaust hopper 10 away from the second connecting pipe 11 is connected to the filtering mechanism 9, the bottom outside the air separation box 1 is fixedly installed with a supporting leg 5, and the front side of the air separation box 1 is rotatably connected to a box door;

[0033] like Figure 1 and Figure 4 As shown, the wheat collecting mechanism 2 includes a first collecting box 201, a second collecting box 202, a screw rod 203, a moving block 204, a first motor 205 and a valve 206. The first motor 205 fixedly installed on the left end of the outer side of the air separation box 1 is started. The output end of the first motor 205 is fixedly connected to the screw rod 203. The first motor 205 drives the screw rod 203 to rotate. The left and right ends of the outer side of the screw rod 203 are both threadedly connected to the moving blocks 204. The rotating screw rod 203 drives the moving blocks 204 to move left and right. The front sides of the two moving blocks 204 are respectively fixedly connected to the first collecting box 201 and the second collecting box 202. The two moving blocks 204 respectively drive the first collecting box 201 and the second collecting box 202 to move left and right. A discharge pipe 403 is provided above the first collecting box 201 and the second collecting box 202. A loading box is provided at the bottom of the discharge port of the first collecting box 201 and the second collecting box 202, so that the material in the discharge pipe 403 can fall into the first collecting box 201 and the second collecting box 202 more evenly, and the material in the first collecting box 201 and the second collecting box 202 can fall into the loading box more evenly, thereby avoiding the accumulation of materials in the first collecting box 201, the second collecting box 202 and the loading box;

[0034] Example 2: The existing wheat air separation device cannot adjust the direction of the feed pipe 403. To solve this technical problem, this embodiment discloses the following technical content:

[0035] like Figure 1 As shown, the rotating mechanism 4 includes a first gear 401, a second gear 402, a discharge pipe 403 and a second motor 404. The second motor 404 fixedly installed on the top outer side of the air separation box 1 is started, and the output end of the second motor 404 is fixedly connected to the first gear 401. The second motor 404 drives the first gear 401 to rotate, and the first gear 401 is meshed with the second gear 402. The first gear 401 drives the second gear 402 to rotate, and the inner ring of the second gear 402 is fixedly connected to the discharge pipe 403, and the discharge pipe 403 is rotatably connected to the outer side of the bottom of the hopper 3, so that the second gear 402 drives the discharge pipe 403 to rotate 180°, so that the nozzle of the discharge pipe 403 is located above the second collecting box 202, and rotates 180° again, and the nozzle of the discharge pipe 403 returns to the top of the first collecting box 201;

[0036] Example 3: The existing wheat air separation device is not convenient for collecting dust and it is not convenient to remove the filter 901. To solve this technical problem, this embodiment discloses the following technical content:

[0037] like Figure 1-Figure 2 、 Figure 5-Figure 7As shown, the dust collection box 8 includes a box body 801, a dust collection fiber cloth plate 802 and an auxiliary block 803. The box body 801 is fixedly connected to the right end of the outer side of the air separation box 1. The dust collection fiber cloth plate 802 is provided in the box body 801. When replacing the dust collection fiber cloth plate 802, the auxiliary block 803 is fixedly installed on the top of the dust collection fiber cloth plate 802. The top of the auxiliary block 803 is fixedly connected to a handle. Hold the handle and pull it upward to make the dust collection fiber cloth plate 802 leave the box body 801. The top of the box body 801 is provided with a slot. When installing the dust collection fiber cloth plate 802, hold the handle and align it with the slot to put it in.

[0038] The filter mechanism 9 includes a filter screen 901, a fixing ring 902, a positive magnetic attraction 903, and a negative magnetic attraction 904. The fixing ring 902 is fixedly installed on the outside of the filter screen 901. The positive magnetic attraction 903 and the negative magnetic attraction 904 are respectively embedded in the fixing ring 902 and the wall of the exhaust hopper 10. The positive magnetic attraction 903 and the negative magnetic attraction 904 attract each other. When removing the filter screen 901, hold the handle fixedly connected to the end of the fixing ring 902 away from the exhaust hopper 10 and pull it in the opposite direction of the second connecting tube 11 to separate the fixing ring 902 from the exhaust hopper 10. When installing the filter screen 901, align the exhaust hopper 10 with the fixing ring 902 and contact it, so that they are attracted to each other and fixedly connected.

[0039] Working principle: A feeding hopper 3 is fixedly installed on the top of the air separation box 1, and wheat is poured into it. The exhaust fan 6 is started, and the left and right ends of the box body 801 are fixedly connected to the first connecting pipe 7 and the second connecting pipe 11. The end of the first connecting pipe 7 far from the box body 801 is fixedly connected to the exhaust fan 6, and the end of the second connecting pipe 11 away from the dust box 801 is fixedly connected to the exhaust hopper 10. The end of the exhaust hopper 10 away from the second connecting pipe 11 is connected to the filter 901. The exhaust hopper 10 is set in the air separation box 1, and the exhaust fan 6 inhales air. The air in the selection box 1 is blocked by the filter 901 to the outside of the air extraction hopper 10. Dust and air enter the box body 801 through the second connecting pipe 11. The dust is absorbed by the dust-absorbing fiber cloth plate 802, and the air is discharged from the input end of the exhaust fan 6. The other end of the second connecting pipe 11 connected to the rear side of the box body 801 is set at the left end of the air separation box 1, so that both sides can be better air-selected. At the same time, the first motor 205 is started to make the first collection box 201 and the second collection box 202 shake left and right to avoid material accumulation therein.

[0040] Support legs 5 are fixedly installed on the bottom outside of the air separation box 1, so that the air separation box 1 can be placed on the loading box. After the air separation is completed, the loading box is placed below the bottom discharge port of the first collecting box 201 and the second collecting box 202, and the valve 206 is opened to allow the material inside to fall into the loading box. The first motor 205 is started again to move the first collecting box 201 and the second collecting box 202 left and right, so that the material falls evenly into the loading box, thereby avoiding its accumulation.

[0041] The above completes a series of operations of the wheat air separation device for avoiding material accumulation. The contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0042] The standard parts used in this utility model can all be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt 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.

[0043] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A wheat air separation device for preventing material accumulation, comprising an air separation box (1), a wheat collecting mechanism (2), a rotating mechanism (4) and a dust collecting box (8), characterized in that: A wheat collecting mechanism (2) is installed inside the air separation box (1), a feeding hopper (3) is fixedly installed on the top of the air separation box (1), a rotating mechanism (4) is installed on the outer side of the bottom of the feeding hopper (3), a dust collecting box (8) is connected to the left end of the outer side of the air separation box (1), a first connecting pipe (7) is fixedly connected to the left end of the dust collecting box (8), a second connecting pipe (11) is connected to the right and rear sides of the dust collecting box (8), an end of the first connecting pipe (7) away from the dust collecting box (8) is fixedly connected to the exhaust fan (6), an end of the second connecting pipe (11) away from the dust collecting box (8) is fixedly connected to the exhaust hopper (10), an end of the exhaust hopper (10) away from the second connecting pipe (11) is connected to the filtering mechanism (9), a supporting leg (5) is fixedly installed on the bottom of the outer side of the air separation box (1), and a box door is rotatably connected to the front side of the air separation box (1); The wheat collecting mechanism (2) comprises a first collecting box (201), a second collecting box (202), a screw rod (203), a moving block (204), a first motor (205) and a valve (206); the first motor (205) is fixedly mounted on the left end of the outer side of the air separation box (1); the output end of the first motor (205) is fixedly connected to the screw rod (203); the screw rod (203) is rotatably connected to the inside of the air separation box (1); and the outer side of the screw rod (203) is threadedly connected to two moving blocks (204).

2. A wheat air separation device for avoiding material accumulation according to claim 1, characterized in that: The front side of the moving block (204) is fixedly connected to a first collecting box (201) and a second collecting box (202), respectively; valves (206) are installed at the discharge ports at the bottom of the first collecting box (201) and the second collecting box (202); and a charging box is provided below the discharge ports at the bottom of the first collecting box (201) and the second collecting box (202).

3. The wheat air separation device for avoiding material accumulation according to claim 1, characterized in that: The rotating mechanism (4) comprises a first gear (401), a second gear (402), a feed pipe (403) and a second motor (404), wherein the second motor (404) is fixedly mounted on the top end of the outer side of the winnowing box (1), an output end of the second motor (404) is fixedly connected to the first gear (401), and the first gear (401) is meshedly connected to the second gear (402).

4. The wheat air separation device for avoiding material accumulation according to claim 3, characterized in that: The inner ring of the second gear (402) is fixedly connected to a feeding pipe (403), and the feeding pipe (403) is rotatably connected to the outer side of the bottom of the feeding hopper (3).

5. The wheat air separation device for avoiding material accumulation according to claim 1, characterized in that: The dust collecting box (8) comprises a box body (801), a dust collecting fiber cloth plate (802) and an auxiliary block (803); the box body (801) is fixedly connected to the right end of the outer side of the air separation box (1); a strip opening is provided at the top of the box body (801); a dust collecting fiber cloth plate (802) is arranged in the box body (801); an auxiliary block (803) is fixedly installed at the top of the dust collecting fiber cloth plate (802); and a handle is fixedly connected to the top of the auxiliary block (803).

6. The wheat air separation device for avoiding material accumulation according to claim 5, characterized in that: The left end of the box body (801) is fixedly connected to a first connecting pipe (7), and the right end and rear end of the box body (801) are fixedly connected to a second connecting pipe (11).

7. The wheat air separation device for avoiding material accumulation according to claim 1, characterized in that: The filtering mechanism (9) comprises a filter screen (901), a fixing ring (902), a positive pole magnetic attraction (903) and a negative pole magnetic attraction (904), and the fixing ring (902) is fixedly mounted on the outside of the filter screen (901).

8. The wheat air separation device for avoiding material accumulation according to claim 7, characterized in that: The positive magnetic attraction (903) and the negative magnetic attraction (904) are respectively embedded in the fixed ring (902) and the wall of the exhaust hopper (10), and the fixed ring (902) is fixedly connected to a handle at one end away from the exhaust hopper (10).

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