Classifying screen for rice production

Abstract

The utility model discloses a classifying screen for rice production, which comprises a rice screening mechanism, a screen mechanism and a limiting mechanism, the screen mechanism is slidably connected to the inside of the rice screening mechanism, the limiting mechanism is fixedly connected to the left side of the screen mechanism, and the rice screening mechanism comprises a rice screening machine body. The top of the rice screening machine body is slidably connected with a screening frame, the interior of the rice screening mechanism is fixedly connected with a fixed screening plate, the screening net mechanism comprises a detachable screening net, the detachable screening net is slidably connected to the interior of the screening frame, a groove is formed in the right side of the inner wall of the screening frame, and a magnet is fixedly connected to the interior of the groove. According to the utility model, the function of quickly cleaning the detachable screen is added, so that the screen has the effect of conveniently cleaning the screen, and the situation that rice hulls are cleaned by the screen of the classifying screen in a relatively tedious, time-consuming and labor-consuming manner is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of rice, in particular to a grading screen for rice production. Background Art

[0002] According to the patent number CN215744868U published on the China Patent Network, the utility model discloses a grading and selecting screen for rice production, which includes a box body, a feed pipe is connected to the upper wall of the box body, a feed port is provided on the left wall of the feed pipe, a screening structure is arranged in the box body, and three discharge ports are provided on the side wall of the box body; the utility model has a reasonable structure and a novel design, and can perform three-layer grading screening on the material through the screening structure, and the screened material is respectively sent to different screening boxes, and can be screened three times on the material through one drive, so that the screening is more refined and the screening efficiency is high, and the feed pipe is prevented from being blocked by the anti-blocking structure.

[0003] A grading screen is required during rice production and processing, but most of the grading screens on the market are usually fixed, which makes it cumbersome, time-consuming and labor-intensive to use the grading screen to clean rice husks. Users are required to pick up and clean them manually, which does not bring convenience to users and affects the efficient use of the grading screen.

[0004] Therefore, it is necessary to design and modify the grading screen to effectively prevent the grading screen from being cumbersome, time-consuming and laborious when cleaning rice husks. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a grading screen for rice production, which has the advantage of a detachable screen for quick cleaning, and solves the problem that the grading screen is cumbersome, time-consuming and laborious when cleaning rice husks.

[0006] To achieve the above object, the utility model provides the following technical solution: a grading screen for rice production, comprising:

[0007] Rice screening agencies;

[0008] A screen mechanism, wherein the screen mechanism is slidably connected inside the rice screening mechanism;

[0009] A limiting mechanism, wherein the limiting mechanism is fixedly connected to the left side of the screen mechanism;

[0010] The rice screening mechanism comprises a rice screening body, a screening frame is slidably connected to the top of the rice screening body, and a fixed screening plate is fixedly connected to the inside of the rice screening mechanism.

[0011] As a preferred embodiment of the utility model, the screen mechanism includes a detachable screen, which is slidably connected to the inside of a sub-screening frame, a groove is provided on the right side of the inner wall of the sub-screening frame, a magnet is fixedly connected to the inside of the groove, and a fixed block is fixedly connected to the left side of the sub-screening frame.

[0012] As a preferred embodiment of the utility model, the limiting mechanism includes a transmission box, the transmission box is fixedly connected to the left side of the detachable screen, the left side of the inner wall of the transmission box is fixedly connected to a motor, the output end of the motor is fixedly connected to a first gear, the front side of the first gear is meshed with a second gear, the left side of the second gear is movably connected to the left side of the inner wall of the transmission box through a bearing, the right side of the second gear is fixedly connected to a turntable, the right side of the turntable is movably connected to a movable plate through a rotating shaft, the back side of the movable plate is movably connected to a limiting rod through a rotating shaft, and the left side of the limiting rod is fixedly connected to a positioning plate.

[0013] As a preferred embodiment of the present invention, a fixing plate is fixedly connected to the bottom of the motor, and the bottom of the fixing plate is fixedly connected to the bottom of the inner wall of the transmission box.

[0014] As a preferred embodiment of the present invention, a guide rod is fixedly connected to the rear side of the inner wall of the transmission box, and the guide rod passes through the positioning plate and is slidably connected to the positioning plate.

[0015] As a preferred embodiment of the utility model, a support plate is fixedly connected to the left side of the inner wall of the transmission box, a spring is fixedly connected to the back side of the support plate, and the back side of the spring is fixedly connected to the front side of the positioning plate.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. The utility model adds the functionality of a detachable screen for quick cleaning, so that the screen can be easily cleaned, thereby preventing the grading screen from being cumbersome, time-consuming and laborious when cleaning rice husks.

[0018] 2. The utility model can quickly disassemble the detachable screen by setting the screen mechanism, thereby facilitating the cleaning of the detachable screen.

[0019] 3. The utility model can limit the position of the detachable screen by setting a limiting mechanism, thereby limiting the moving range of the detachable screen.

[0020] 4. The utility model can provide auxiliary support for the motor by setting the fixing plate, so as to prevent the motor from being unstable at a single point and causing large shaking during operation.

[0021] 5. The utility model can limit the positioning plate by setting the guide rod to prevent the positioning plate from tilting when moving.

[0022] 6. The utility model can exert a backward elastic force on the positioning plate through the arrangement of the support plate and the spring, so that the positioning plate can be quickly reset. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the structure of the utility model;

[0024] Figure 2 This is a front view of the detachable screen of the utility model;

[0025] Figure 3 This is an exploded view of the detachable screen of the utility model;

[0026] Figure 4 It is a cross-sectional view of the transmission box of the utility model.

[0027] In the figure: 1. rice screening mechanism; 11. rice screening body; 12. screening frame; 13. fixed screen plate; 2. screen mechanism; 21. detachable screen; 22. groove; 23. magnet; 24. fixed block; 3. limit mechanism; 31. transmission box; 32. motor; 33. first gear; 34. second gear; 35. turntable; 36. movable plate; 37. limit rod; 38. positioning plate; 4. fixed plate; 5. guide rod; 6. support plate; 7. spring. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0029] like Figures 1 to 4 As shown, the utility model provides a grading screen for rice production, comprising:

[0030] Rice screening agency 1;

[0031] A screen mechanism 2, the screen mechanism 2 is slidably connected inside the rice screening mechanism 1;

[0032] The limiting mechanism 3 is fixedly connected to the left side of the screen mechanism 2;

[0033] The rice screening mechanism 1 comprises a rice screening body 11 , a screening frame 12 is slidably connected to the top of the rice screening body 11 , and a fixed screening plate 13 is fixedly connected to the inside of the rice screening mechanism 1 .

[0034] refer to Figure 3The screen mechanism 2 includes a detachable screen 21, which is slidably connected to the inside of the sub-screening frame 12. A groove 22 is opened on the right side of the inner wall of the sub-screening frame 12, and a magnet 23 is fixedly connected to the inside of the groove 22. A fixed block 24 is fixedly connected to the left side of the sub-screening frame 12.

[0035] As a technical optimization solution of the present invention, by setting the screen mechanism 2, the detachable screen 21 can be quickly disassembled, thereby facilitating the cleaning of the detachable screen 21.

[0036] refer to Figure 4 The limiting mechanism 3 includes a transmission box 31, which is fixedly connected to the left side of the detachable screen 21, a motor 32 is fixedly connected to the left side of the inner wall of the transmission box 31, a first gear 33 is fixedly connected to the output end of the motor 32, a second gear 34 is meshed with the front of the first gear 33, the left side of the second gear 34 is movably connected to the left side of the inner wall of the transmission box 31 through a bearing, a turntable 35 is fixedly connected to the right side of the second gear 34, a movable plate 36 is movably connected to the right side of the turntable 35 through a rotating shaft, a limiting rod 37 is movably connected to the back side of the movable plate 36 through a rotating shaft, and a positioning plate 38 is fixedly connected to the left side of the limiting rod 37.

[0037] As a technical optimization solution of the present invention, the detachable screen 21 can be limited by setting the limiting mechanism 3, thereby limiting the moving range of the detachable screen 21.

[0038] refer to Figure 4 The bottom of the motor 32 is fixedly connected with a fixing plate 4, and the bottom of the fixing plate 4 is fixedly connected with the bottom of the inner wall of the transmission box 31.

[0039] As a technical optimization solution of the present invention, the fixing plate 4 can be provided to provide auxiliary support for the motor 32 to prevent the motor 32 from being unstable at a single point and causing large shaking during operation.

[0040] refer to Figure 4 A guide rod 5 is fixedly connected to the rear side of the inner wall of the transmission box 31 , and the guide rod 5 passes through the positioning plate 38 and is slidably connected to the positioning plate 38 .

[0041] As a technical optimization solution of the present invention, the guide rod 5 is provided to limit the positioning plate 38 to prevent the positioning plate 38 from tilting when moving.

[0042] refer to Figure 4 A support plate 6 is fixedly connected to the left side of the inner wall of the transmission box 31 , a spring 7 is fixedly connected to the back side of the support plate 6 , and the back side of the spring 7 is fixedly connected to the front side of the positioning plate 38 .

[0043] As a technical optimization solution of the present invention, by providing the support plate 6 and the spring 7, a backward elastic force can be exerted on the positioning plate 38, so that the positioning plate 38 can be quickly reset.

[0044] The working principle and use process of the utility model are as follows: when in use, first, the user starts the motor 32, the motor 32 drives the first gear 33 to rotate through the output end, the first gear 33 engages the second gear 34 to drive the second gear 34 to rotate, the second gear 34 drives the turntable 35 to rotate, the turntable 35 drives the movable plate 36 to move right through the rotating shaft, the movable plate 36 pulls the limit rod 37 and the positioning plate 38 to move backward through the rotating shaft, the limit rod 37 moves out of the interior of the fixed block 24, and the detachable screen 21 is pulled out for cleaning.

[0045] To sum up: the grading screen for rice production has the effect of conveniently cleaning the screen by adding the functionality of a detachable screen for quick cleaning, thereby preventing the grading screen from being cumbersome, time-consuming and laborious in cleaning rice husks, and solving the problem of being cumbersome, time-consuming and laborious in cleaning rice husks with the grading screen.

[0046] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A grading screen for rice production, characterized in that: include: Rice screening facility (1); A screen mechanism (2), wherein the screen mechanism (2) is slidably connected inside the rice screening mechanism (1); A limiting mechanism (3), the limiting mechanism (3) being fixedly connected to the left side of the screen mechanism (2); The rice screening mechanism (1) comprises a rice screening body (11), a screening frame (12) is slidably connected to the top of the rice screening body (11), and a fixed screening plate (13) is fixedly connected to the interior of the rice screening mechanism (1).

2. A grading screen for rice production according to claim 1, characterized in that: The screen mechanism (2) comprises a detachable screen (21), the detachable screen (21) being slidably connected to the inside of a sub-screen frame (12), a groove (22) being provided on the right side of an inner wall of the sub-screen frame (12), a magnet (23) being fixedly connected to the inside of the groove (22), and a fixed block (24) being fixedly connected to the left side of the sub-screen frame (12).

3. A grading screen for rice production according to claim 2, characterized in that: The limiting mechanism (3) comprises a transmission box (31), the transmission box (31) being fixedly connected to the left side of the detachable screen (21), a motor (32) being fixedly connected to the left side of the inner wall of the transmission box (31), a first gear (33) being fixedly connected to the output end of the motor (32), a second gear (34) being meshed with the front side of the first gear (33), a left side of the second gear (34) being movably connected to the left side of the inner wall of the transmission box (31) via a bearing, a rotating disk (35) being fixedly connected to the right side of the second gear (34), a movable plate (36) being movably connected to the right side of the rotating disk (35) via a rotating shaft, a limiting rod (37) being movably connected to the back side of the movable plate (36) via a rotating shaft, and a positioning plate (38) being fixedly connected to the left side of the limiting rod (37).

4. A grading screen for rice production according to claim 3, characterized in that: A fixing plate (4) is fixedly connected to the bottom of the motor (32), and the bottom of the fixing plate (4) is fixedly connected to the bottom of the inner wall of the transmission box (31).

5. A grading screen for rice production according to claim 4, characterized in that: A guide rod (5) is fixedly connected to the rear side of the inner wall of the transmission box (31), and the guide rod (5) passes through the positioning plate (38) and is slidably connected to the positioning plate (38).

6. A grading screen for rice production according to claim 5, characterized in that: A support plate (6) is fixedly connected to the left side of the inner wall of the transmission box (31), a spring (7) is fixedly connected to the back side of the support plate (6), and the back side of the spring (7) is fixedly connected to the front side of the positioning plate (38).

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