Rice thresher
By adopting the coordinated design of elastic arms and driving mechanisms in the rice thresher, the screen can be detached and cleaned, which solves the problem of the screen being blocked and difficult to clean, and improves the convenience of cleaning the screen.
Patent Information
- Application Number
- CN202422102356.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-28
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-08-28
AI Technical Summary
The screen of traditional rice thresher is easily clogged and difficult to clean, which makes screening inconvenient.
The design of the elastic arm and the driving mechanism makes the screen detachable and easy to clean independently. The screen can be disassembled and cleaned through the rotation of the elastic arm and the reciprocating motion of the driving mechanism.
The difficulty of cleaning the screen is reduced, the convenience of cleaning the screen is improved, and the normal operation of the rice thresher is ensured.
Smart Images
Figure CN223437441U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to rice processing technical field especially is related to a rice thresher. BACKGROUND
[0002] Rice can become the rice for our daily food after a series of processing, one step is to separate the grain on the stem and the stem, in traditional technology, the rice thresher is generally through the built-in screen through the shaking mode and separates the grain of the rice and the stem, the screen will have the root stem on the screen while screening, causes the screen to be blocked, thereby cannot screen the rice, however, the existing screen is generally fixedly installed inside the rice thresher, is difficult to clean the root stem on the screen, and there is the technical problem that the screen is inconvenient to clean. SUMMARY
[0003] Therefore, it is necessary to provide a rice thresher aiming at the technical problem that the screen is inconvenient to clean.
[0004] A rice thresher, including: a hanger, an elastic arm, a screen and a driving mechanism, the number of the elastic arm is four, one end of each of the elastic arm is rotatably connected with the hanger, each end of the elastic arm away from the hanger is provided with a hanging mouth, the screen includes a body and a hook and a drag hook connected with the body, the number of the hook is same with the number of the elastic arm, and each of the hook is arranged on the opposite side of the body, each of the hook is inserted into the hanging mouth along the first direction or the direction opposite to the first direction, and is buckled with each of the hanging mouth, the drag hook is inserted into the driving mechanism, the driving mechanism is provided with a movable hole for inserting the drag hook, the movable hole is movably connected with the drag hook, and the driving mechanism drives the drag hook to reciprocate along the second direction, wherein the first direction and the second direction are perpendicular to each other.
[0005] In one embodiment, the elastic arm includes a rotating piece, a suspension piece and an elastic piece, the rotating piece is rotatably connected with the hanger, the suspension piece is slidably connected with the rotating piece and is provided with the hanging mouth, and the elastic piece is used to provide the sliding force of the suspension piece to the hanger.
[0006] In one embodiment, the rotating piece includes a rotating ring, a slide rod and a bottom block, the rotating ring is rotatably connected with the hanger, the slide rod is slidably connected with the suspension piece, and the bottom block is in abutment with the elastic piece.
[0007] In one embodiment, the hanger includes a frame body and a rotating rod, the frame body is provided with a limiting groove, the rotating rod is arranged in the limiting groove and is rotatably connected with the rotating ring.
[0008] In one of the embodiments, the suspender comprises a sliding block and a hanging ring, the sliding block is in sliding connection with the rotating member and abuts against the elastic member, and the hanging ring is connected with the sliding block and is provided with the hanging opening.
[0009] In one of the embodiments, the suspender further comprises a reinforcing rod, which is connected with the hanging ring.
[0010] In one of the embodiments, the driving mechanism comprises a driving member, an eccentric wheel and a pulling block, the driving member is installed on the hanger and drives the eccentric wheel to rotate, the eccentric wheel has a rotation shaft and an eccentric shaft, the eccentric wheel rotates around the rotation shaft, the eccentric shaft is in rotational connection with the pulling block, and the pulling block is provided with a insertion hole, and the towing hook is inserted into the insertion hole.
[0011] In one of the embodiments, the towing hook comprises a connecting block and an insertion rod, the connecting block is connected with the body, and the insertion rod is inserted into the insertion hole.
[0012] In one of the embodiments, the hook comprises a connecting portion and a hook portion, the connecting portion is connected with the body, and the hook portion is arranged in an arc shape and buckled with the hanging opening.
[0013] In one of the embodiments, the body comprises a screen frame and a filter screen, the screen frame is connected with the filter screen and encloses a screening space with the filter screen.
[0014] The rice thresher described above, the hooks of the screen are respectively inserted into the hanging openings along the first direction or the direction opposite to the first direction, so that the screen is hung on the hanger through the elastic arms, the driving member of the driving mechanism drives the eccentric wheel to rotate around the rotation shaft, the pulling block is controlled to rotate around the rotation shaft of the eccentric wheel, the pulling block controls the towing hook to drive the screen to make reciprocating motion through the movable opening, the screen makes reciprocating motion at the same time, the rotating member of the elastic arm and the suspender extrude the elastic member, the elastic force of the elastic member is used to vibrate the screen, so that the grains in the screening space are screened out from the filter screen under the shaking of the driving mechanism and the shaking of the elastic arm, the working operation of the rice thresher is realized, when a certain amount of roots and stems are accumulated on the filter screen of the screen, the hooks of the screen are controlled to be separated from the hanging openings, the towing hook is separated from the movable opening, and the screen can be controlled to be separated from the elastic arm and the driving mechanism, and the screen can be cleaned independently.
[0015] The beneficial effect of the rice thresher provided by the present application is that: the beneficial effect of the rice thresher provided by the present application is that: the elastic arm is connected to the hanger for rotation around the first direction, and the hooks of the screen are respectively inserted into the hanging openings of the elastic arm along the first direction or the direction opposite to the first direction, and are buckled with the hanging openings. The driving mechanism is provided with a movable hole for inserting the tow hook, and the movable hole is movably connected to the tow hook. When roots and stems remain on the screen, it is convenient to independently clean the screen by disassembling the screen, the elastic arm and the driving mechanism, thereby reducing the difficulty of cleaning the screen and achieving the purpose of improving the convenience of cleaning the screen. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic structural diagram of a rice thresher according to the present invention;
[0017] Figure 2 for Figure 1 The structural diagram of the hanger of the rice thresher shown;
[0018] Figure 3 for Figure 1 The structural diagram of the hanger of the rice thresher shown;
[0019] Figure 4 for Figure 1 The schematic structural diagram of the screen of the rice thresher shown;
[0020] Figure 5 for Figure 1 The schematic structural diagram of the driving mechanism of the rice thresher shown.
[0021] The meanings of the numbers in the accompanying drawings are:
[0022] 100. Rice thresher;
[0023] 10. Hanger; 11. Frame; 111. Limiting slot; 12. Rotating rod;
[0024] 20. Elastic arm; 21. Rotating member; 211. Rotating ring; 212. Sliding rod; 213. Bottom block; 22. Suspension member; 221. Sliding block; 222. Lifting ring; 223. Reinforcement rod; 224. Hanging hole; 23. Elastic member;
[0025] 30. Screen; 31. Main body; 311. Screen frame; 312. Filter; 313. Screening space; 32. Hook; 321. Connecting part; 322. Hook; 33. Drag hook; 331. Connecting block; 332. Insert rod;
[0026] 40. Driving mechanism; 41. Driving member; 42. Eccentric wheel; 421. Rotating shaft; 422. Eccentric shaft; 43. Pull block; 431. Socket;
[0027] F1, first direction; F2, second direction. DETAILED DESCRIPTION
[0028] In order to make the above objectives, characteristics and advantages of the present application more apparent, concrete embodiments of the present application will be described in detail below with reference to the drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a number of ways other than those specifically described herein, and the present application is not limited to the embodiments described herein as long as they do not depart from the spirit of the present application. Therefore, the present application is not limited by the specific embodiments disclosed below.
[0029] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.
[0030] In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.
[0031] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0032] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.
[0033] It should be noted that when an element is referred to as "fixed to" or "provided on" another element, it can be directly on another element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to another element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only embodiment.
[0034] As shown in Figure 1 , it is a rice thresher 100 shown in the present application, which is used for separating the grains of rice from the stems.
[0035] As shown in Figure 1 , the rice thresher 100 comprises a hanger 10, an elastic arm 20, a screen 30 and a driving mechanism 40, wherein the hanger 10 is rotatably connected with the elastic arm 20, the elastic arm 20 is detachably connected with the screen 30, the screen 30 is movably connected with the driving mechanism 40, and the driving mechanism 40 is installed on the hanger 10. The driving mechanism 40 drives the screen 30 to reciprocate. The elastic arm 20 is detachably connected with the screen 30, and the screen 30 is movably connected with the driving mechanism 40. When the roots and stems are left on the screen 30, it is beneficial to detach the screen 30 and clean the screen 30 independently, thereby reducing the cleaning difficulty of the screen 30 and achieving the purpose of improving the cleaning convenience of the screen 30.
[0036] In the following, the rice thresher 100 is further described in combination with Figures 1 to 5 .
[0037] As shown in Figures 1 to 2 , the hanger 10 comprises a frame body 11 and a rotating rod 12, the frame body 11 is provided with a limiting groove 111, the rotating rod 12 is arranged in the limiting groove 111 and rotatably connected with the elastic arm 20, so as to limit the rotation of the elastic arm 20 around the first direction F1.
[0038] As shown in Figure 1 and Figure 3As shown, the number of elastic arms 20 is four, each elastic arm 20 comprising a rotating piece 21, a hanging piece 22 and an elastic piece 23, the rotating piece 21 being rotationally connected with the rotating rod 12 of the hanger 10, the hanging piece 22 being slidingly connected with the rotating piece 21 and detachably connected with the screen 30, the elastic piece 23 being a spring and being used to provide elastic force for the sliding of the hanging piece 22 towards the hanger 10, specifically, the rotating piece 21 comprises a rotating ring 211, a sliding rod 212 and a bottom block 213, the rotating ring 211 being rotationally connected with the rotating rod 12 of the hanger 10 and being arranged in the limiting groove 111, the sliding rod 212 being slidingly connected with the hanging piece 22, and the bottom block 213 being in abutment with the elastic piece 23, the hanging piece 22 comprising a sliding block 221, a hanging ring 222 and a reinforcing rod 223, the sliding block 221 being slidingly connected with the rotating piece 21 and being in abutment with the elastic piece 23, the hanging ring 222 being connected with the sliding block 221 and being provided with a hanging opening 224, the hanging opening 224 being arranged at an end of the hanging ring 222 away from the hanger 10, and the reinforcing rod 223 being connected with the hanging ring 222 so as to increase the structural stability of the hanging ring 222.
[0039] As shown in Figure 1 and Figure 4 , the screen 30 comprises a body 31 and a hook 32 and a drag hook 33 connected with the body 31, the body 31 comprising a screen frame 311 and a filter screen 312, the screen frame 311 being connected with the filter screen 312 and surrounding the filter screen 312 to form a screening space 313 for placing rice, the number of hooks 32 being the same as that of the elastic arms 20, and each hook 32 being arranged at a back side of the body 31, each hook 32 being inserted into the hanging opening 224 along the first direction F1 or a direction opposite to the first direction F1 and being buckled with the hanging opening 224, specifically, the hook 32 comprises a connecting portion 321 and a hook portion 322, the connecting portion 321 being connected with the body 31, and the hook portion 322 being arranged in an arc shape and being buckled with the hanging opening 224 so as to facilitate the disassembly of the screen 30 and the elastic arm 20, the drag hook 33 comprising a connecting block 331 and a plug rod 332, the connecting block 331 being connected with the body 31, and the plug rod 332 being inserted into the driving mechanism 40 so as to facilitate the disassembly of the screen 30 and the driving mechanism 40.
[0040] As shown in Figure 1 and Figure 5As shown, the driving mechanism 40 comprises a driving member 41, an eccentric wheel 42 and a pulling block 43, the driving member 41 is a motor, the driving member 41 is installed on the frame body 11 of the hanging frame 10 and drives the eccentric wheel 42 to rotate, the eccentric wheel 42 has a rotating shaft 421 and an eccentric shaft 422, the eccentric wheel 42 rotates around the rotating shaft 421, the eccentric shaft 422 is rotationally connected with the pulling block 43, the pulling block 43 is provided with an insertion hole 431, the insertion rod 332 of the towing hook 33 is inserted into the insertion hole 431 and moves in the insertion hole 431, not only facilitating the disassembly of the driving mechanism 40 and the screen 30, but also effectively controlling the reciprocating movement of the screen 30 along the second direction F2, wherein the first direction F1 and the second direction F2 are perpendicular to each other, when the driving mechanism 40 drives the screen 30 to reciprocate along the second direction F2, the hook 32 of the screen 30 can be effectively prevented from being separated from the hook opening 224 of the elastic arm 20.
[0041] The use mode of the rice thresher 100 is as follows: the hooks 32 of the screen 30 are respectively inserted into the hook openings 224 along the first direction F1 or the direction opposite to the first direction F1, so that the screen 30 is hung on the hanging frame 10 through the elastic arms 20, the driving member 41 of the driving mechanism 40 drives the eccentric wheel 42 to rotate around the rotating shaft 421, the pulling block 43 is controlled to rotate around the rotating shaft 421 of the eccentric wheel 42, the pulling block 43 controls the towing hook 33 to drive the screen 30 to reciprocate through the movable opening, while the screen 30 reciprocates, the rotating member 21 and the hanging member 22 of the elastic arm 20 extrude the elastic member 23, the screen 30 is vibrated by the elastic force of the elastic member 23, so that the grains in the screening space 313 are screened out from the filter screen 312 under the shaking of the driving mechanism 40 and the shaking of the elastic arm 20, and the working operation of the rice thresher 100 is realized, when a certain amount of roots and stems accumulate on the filter screen 312 of the screen 30, the hooks 32 of the screen 30 are separated from the hook openings 224, the towing hook 33 is separated from the movable opening, and the screen 30 can be separated from the elastic arm 20 and the driving mechanism 40, so as to facilitate the cleaning of the screen 30.
[0042] The rice thresher 100 has the beneficial effects that the elastic arm 20 is rotationally connected with the hanging frame 10 along the first direction F1, the hooks 32 of the screen 30 are respectively inserted into the hook openings 224 of the elastic arm 20 along the first direction F1 or the direction opposite to the first direction F1 and are buckled with the hook openings 224, the driving mechanism 40 is provided with a movable hole for inserting the towing hook 33, and the movable hole is movably connected with the towing hook 33, which facilitates the disassembly of the screen 30, the elastic arm 20 and the driving mechanism 40, so that when there are more roots and stems remaining on the screen 30, the screen 30 can be disassembled for independent cleaning, thereby reducing the cleaning difficulty of the screen 30 and achieving the purpose of improving the cleaning convenience of the screen 30.
[0043] Any combination of the technical features in the above-described embodiments can be made, and for the sake of brevity, not all possible combinations are described, however, as long as the combination of the technical features does not exist in contradiction, it shall be considered as within the scope of the present disclosure.
[0044] The above-described embodiments only express several implementation manners of the present application, the description is relatively specific and detailed, but it shall not be understood as a limitation on the scope of the present application patent. It should be pointed out that, for ordinary skilled in the art, under the premise of not departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application patent shall be subject to the appended claims.
Claims
1. A rice thresher, characterized in that: include: A hanger, an elastic arm, a screen and a driving mechanism, wherein the number of the elastic arms is four, one end of each elastic arm is rotatably connected to the hanger around a first direction, and the end of each elastic arm away from the hanger is provided with a hanging hole, the screen comprises a main body and a hook and a towing hook connected to the main body, the number of the hooks is the same as the number of the elastic arms, and the hooks are respectively arranged on opposite sides of the main body, and the hooks are respectively inserted into the hanging hole along a first direction or a direction opposite to the first direction, and buckled with each hanging hole, the towing hook is inserted into the driving mechanism, and the driving mechanism is provided with a movable hole for inserting the towing hook, the movable hole is movably connected to the towing hook, and the driving mechanism drives the towing hook to reciprocate along the second direction, wherein the first direction and the second direction are perpendicular to each other.
2. The rice thresher according to claim 1, characterized in that The elastic arm includes a rotating part, a hanging part and an elastic part. The rotating part is rotatably connected to the hanger. The hanging part is slidably connected to the rotating part and is provided with the hanging port. The elastic part is used to provide elastic force for the hanging part to slide toward the hanger.
3. The rice thresher according to claim 2, characterized in that The rotating member includes a rotating ring, a sliding rod and a bottom block. The rotating ring is rotatably connected to the hanger, the sliding rod is slidably connected to the suspension member, and the bottom block is in contact with the elastic member.
4. The rice thresher according to claim 3, characterized in that The hanger includes a frame body and a rotating rod. The frame body is provided with a limiting groove. The rotating rod is arranged in the limiting groove and is rotatably connected to the rotating ring.
5. The rice thresher according to claim 2, characterized in that: The suspension member includes a slider and a hanging ring. The slider is slidably connected to the rotating member and abuts against the elastic member. The hanging ring is connected to the slider and is provided with the hanging opening.
6. The rice thresher according to claim 5, characterized in that The suspension member further includes a reinforcing rod connected to the lifting ring.
7. The rice thresher according to claim 1, characterized in that The driving mechanism includes a driving member, an eccentric wheel and a pulling block. The driving member is installed on the hanger and drives the eccentric wheel to rotate. The eccentric wheel has a rotating shaft and an eccentric shaft. The eccentric wheel rotates around the rotating shaft. The eccentric shaft is rotatably connected to the pulling block. The pulling block is provided with a movable hole, and the towing hook is inserted into the movable hole.
8. The rice thresher according to claim 7, characterized in that The towing hook includes a connecting block and an inserting rod, wherein the connecting block is connected to the body, and the inserting rod is movably arranged in the movable hole.
9. The rice thresher according to claim 1, characterized in that The hook includes a connecting portion and a hook portion, the connecting portion is connected to the body, the hook portion is arranged in an arc shape and is buckled with the hanging opening.
10. The rice thresher according to claim 1, characterized in that The main body includes a screen frame and a filter screen. The screen frame is connected to the filter screen and forms a screening space with the filter screen.