Classified screening mechanism

Abstract

The utility model relates to the technical field of fruit screening, and discloses a grading screening mechanism which comprises an equipment body, the equipment body comprises a supporting frame, the bottom end of the supporting frame is fixedly connected with supporting legs, and the upper left portion of the supporting frame is fixedly connected with a limiting sleeve; by arranging a limiting sleeve and a limiting rod, when the screening plate vibrates, the screening plate can be limited through the limiting rod, by arranging a reset spring and a supporting plate, the screening plate can be buffered, and noise pollution caused by downward collision of the screening plate and the limiting rod is prevented; according to the fruit screening device, large fruits can be prevented from rolling out from one side in the screening process, by arranging sliding grooves, threaded rods, nuts and partition plates, the distance between the partition plates can be adjusted according to fruits with different diameters, by arranging limiting plates, the fruits can be buffered, the situation that the screening result is affected by inertia is prevented, and the practicability of the device is effectively enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of fruit screening, in particular to a grading screening mechanism. Background Art

[0002] As we all know, most ripe fruits have a short shelf life and are prone to rot and deterioration. Therefore, in order to ensure the freshness of the fruits and maximize the economic benefits, they should be graded immediately after picking. The most common method is to grade them by weight, set different prices, and sell them on the market. At present, most fruit farmers generally use manual grading to screen fruits. Manual grading is inefficient, has a large influence of subjective factors, and has large errors. It cannot strictly screen and grade fruits by weight. In addition, with the reduction of the number of labor in my country and the increasing labor costs, manual grading is not suitable for the long-term development of large orchards.

[0003] There are still some problems with the existing grading and screening mechanisms. The diameter of the screening holes for screening different varieties of spherical fruits cannot be adjusted according to demand, which leads to reduced screening effect. Utility Model Content

[0004] The purpose of the utility model is to provide a grading screening mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a grading screening mechanism, comprising a device body, the device body comprising:

[0006] A support frame, wherein the bottom end of the support frame is fixedly connected with a support leg, and the upper left end of the support frame is fixedly connected with a limiting sleeve.

[0007] Furthermore, a return spring is arranged in the middle of the limiting sleeve, and the bottom end of the return spring is fixedly connected to the top end of the supporting frame.

[0008] Furthermore, a top end of the return spring is fixedly connected to a support plate, and the support plate is slidably connected to the limiting sleeve.

[0009] Furthermore, the top end of the support plate is movably connected to a limit rod, and the limit rod is slidably connected to a limit sleeve.

[0010] Furthermore, a screening plate is fixedly connected to the top end of the limiting rod, and a connecting shaft is fixedly connected to the right end of the screening plate.

[0011] Furthermore, a support seat is rotatably connected in the middle of the connecting shaft, and a bottom end of the support seat is fixedly connected to a top end of the supporting frame.

[0012] Furthermore, baffles are fixedly connected to the front and rear top ends of the screening plate, and sliding grooves are provided at both the front and rear ends of the screening plate.

[0013] Furthermore, a plurality of threaded rods are slidably connected in the middle of the slide groove, and a nut is threadedly connected at one end of the threaded rod.

[0014] Furthermore, one end of the threaded rod is fixedly connected to a partition, and the top end of the partition is fixedly connected to a limiting plate.

[0015] Furthermore, rubber pads are fixedly connected to the front and rear of the lower left side of the screening plate, a motor is provided at the bottom end of the rubber pad, the bottom end of the motor is fixedly connected to the top end of the support frame, the output end of the motor is fixedly connected to a rotating shaft, and one end of the rotating shaft is fixedly connected to a connecting rod.

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

[0017] By setting the main body of the equipment, when in use, by setting the limit sleeve and the limit rod, the screening plate can be limited by the limit rod when the screening plate vibrates, by setting the reset spring and the support plate, the screening plate can be buffered to prevent noise pollution caused by the downward impact of the screening plate and the limit rod, by setting the baffle, it can prevent large fruits from rolling out from the side during the screening process, by setting the slide, threaded rod, nut and partition, the distance between the partitions can be adjusted according to the fruits of different diameters, by setting the limit plate, it can buffer the fruits to prevent the screening results from being affected by inertia, by setting the motor, the rotating shaft, the connecting rod and the rubber pad, the motor can drive the connecting rod to rotate to knock the screen plate to generate vibration to facilitate accelerated screening, and the rubber pad can reduce noise, effectively enhancing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a front cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 This is a front cross-sectional structural schematic diagram of the utility model;

[0022] Figure 4For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0023] In the figure: 1. Equipment body; 101. Baffle; 102. Slide; 103. Threaded rod; 104. Nut; 105. Partition; 106. Limit plate; 107. Rubber pad; 108. Motor; 109. Rotating shaft; 110. Connecting rod; 11. Support frame; 12. Support leg; 13. Limit sleeve; 14. Reset spring; 15. Support plate; 16. Limit rod; 17. Screening plate; 18. Connecting shaft; 19. Support seat. DETAILED DESCRIPTION

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] 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.

[0027] See also Figure 1-4The utility model provides a technical solution of a graded screening mechanism: a graded screening mechanism includes a device body 1, the device body 1 includes: a support frame 11, the bottom end of the support frame 11 is fixedly connected with a support leg 12, the upper left corner of the support frame 11 is fixedly connected with a limit sleeve 13, the inner middle of the limit sleeve 13 is provided with a reset spring 14, the bottom end of the reset spring 14 is fixedly connected with the top of the support frame 11, and the top of the reset spring 14 is fixedly connected with a support plate 15. By arranging the reset spring 14 and the support plate 15, a buffering effect can be played on the screening plate 17 to prevent noise pollution caused by the downward impact of the screening plate 17 and the limit rod 16. The support plate 15 is slidably connected with the limit sleeve 13, and the top of the support plate 15 is movably connected with the limit rod 16. By arranging the limit sleeve 13 and the limit rod 16, the screening plate 17 can be limited by the limit rod 16 when the screening plate 17 vibrates, and the limit rod 16 is slidably connected with the limit sleeve 13;

[0028] The top of the limiting rod 16 is fixedly connected with a screening plate 17, the right end of the screening plate 17 is fixedly connected with a connecting shaft 18, the middle of the connecting shaft 18 is rotatably connected with a support seat 19, the bottom end of the support seat 19 is fixedly connected to the top of the supporting frame 11, and the front and rear top ends of the screening plate 17 are fixedly connected with baffles 101. By setting the baffles 101, it is possible to prevent larger fruits from rolling out from the side during the screening process. Both the front and rear ends of the screening plate 17 are provided with chutes 102, and the middle of the chutes 102 is slidably connected with a plurality of threaded rods 103, one end of the threaded rod 103 is threadedly connected with a nut 104, and one end of the threaded rod 103 is fixedly connected with a partition 105. By setting the chutes 102, the threaded rods 103, the nuts 104 and the partitions 105, the partitions can be adjusted according to fruits of different diameters. The distance between the partition 105 is fixedly connected with a limit plate 106 at the top. By setting the limit plate 106, a buffering effect can be played on the fruit to prevent the screening result from being affected by inertia. The front and rear of the lower left bottom of the screening plate 17 are fixedly connected with a rubber pad 107. The bottom end of the rubber pad 107 is provided with a motor 108. The bottom end of the motor 108 is fixedly connected to the top of the supporting frame 11. The output end of the motor 108 is fixedly connected with a rotating shaft 109. One end of the rotating shaft 109 is fixedly connected with a connecting rod 110. By setting the motor 108, the rotating shaft 109, the connecting rod 110 and the rubber pad 107, the motor 108 can drive the connecting rod 110 to rotate and knock the screen plate to generate vibration to accelerate the screening. The rubber pad 107 can reduce noise and effectively enhance the practicality of the device.

[0029] The utility model is provided with a device body 1. When in use, by providing a limiting sleeve 13 and a limiting rod 16, the limiting rod 16 can be used to limit the screening plate 17 when the screening plate 17 vibrates. By providing a reset spring 14 and a support plate 15, a buffering effect can be played on the screening plate 17 to prevent noise pollution caused by the downward impact of the screening plate 17 and the limiting rod 16. By providing a baffle 101, it can prevent large fruits from rolling out from the side during the screening process. By providing a slide 102, a threaded rod 103, a nut 104 and a partition 105, the distance between the partitions 105 can be adjusted according to fruits of different diameters. By providing a limiting plate 106, a buffering effect can be played on the fruits to prevent the screening result from being affected by inertia. By providing a motor 108, a rotating shaft 109, a connecting rod 110 and a rubber pad 107, the motor 108 can drive the connecting rod 110 to rotate to knock the screening plate to generate vibration, which is convenient for accelerating the screening. The rubber pad 107 can reduce noise and effectively enhance the practicality of the device.

[0030] 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 screening mechanism, comprising a device body (1), characterized in that: The device body (1) comprises: A support frame (11), wherein the bottom end of the support frame (11) is fixedly connected to a support leg (12), the upper left corner of the support frame (11) is fixedly connected to a limiting sleeve (13), a return spring (14) is arranged in the middle of the limiting sleeve (13), the bottom end of the return spring (14) is fixedly connected to the top end of the support frame (11), the top end of the return spring (14) is fixedly connected to a support plate (15), and the support plate (15) is slidably connected to the limiting sleeve (13); The top end of the support plate (15) is movably connected to a limit rod (16), the limit rod (16) is slidably connected to the limit sleeve (13), the top end of the limit rod (16) is fixedly connected to a screening plate (17), the right end of the screening plate (17) is fixedly connected to a connecting shaft (18), the front and rear top ends of the screening plate (17) are fixedly connected to baffles (101), the front and rear ends of the screening plate (17) are provided with sliding grooves (102), the middle of the sliding grooves (102) are slidably connected to a plurality of threaded rods (103), one end of the threaded rod (103) is threadedly connected to a nut (104), one end of the threaded rod (103) is fixedly connected to a partition (105), and the top end of the partition (105) is fixedly connected to the limit plate (106).

2. A grading and screening mechanism according to claim 1, characterized in that: The middle of the connecting shaft (18) is rotatably connected to a support seat (19), and the bottom end of the support seat (19) is fixedly connected to the top end of the support frame (11).

3. A grading and screening mechanism according to claim 1, characterized in that: A rubber pad (107) is fixedly connected to the front and rear of the lower left side of the screening plate (17); a motor (108) is arranged at the bottom end of the rubber pad (107); the bottom end of the motor (108) is fixedly connected to the top end of the supporting frame (11); the output end of the motor (108) is fixedly connected to a rotating shaft (109); one end of the rotating shaft (109) is fixedly connected to a connecting rod (110).

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