Seedling rack for rice transplanter

Abstract

The utility model relates to the technical field of rice transplanters, in particular to a rice seedling rack for a rice transplanter, which comprises a base, a polygon prism support column arranged on the upper side of the base, a plurality of trays fixed on each side surface of the support column, rice seedling trays fixedly placed on the trays, and a circular truncated cone fixed on the upper surface of the base. A rotating shaft inserted in the supporting column is fixed to the center of the upper surface of the circular truncated cone, a plurality of balls evenly arranged in a circumferential shape are installed at the position, close to the edge, of the upper surface of the circular truncated cone, and a rotating disc arranged on the circular truncated cone in a sleeving mode is fixed to the lower end of the supporting column. The supporting column is rotationally installed on the circular truncated cone through the rotating shaft, the rotating disc is supported in a rolling mode through the balls on the circular truncated cone, and therefore the supporting column is rotationally supported through the rotating shaft and the rotating disc at the same time, and the overall structure of the supporting column is more stable and firmer.

Description

TECHNICAL FIELD

[0001] The utility model relates to rice transplanter technical field, especially involves a seedling frame for rice transplanter. BACKGROUND

[0002] Rice transplanter is the planting machinery that will rice seedling be planted in paddy field. The function is to improve the work efficiency and the quality of transplanting, realize reasonable dense planting, and be beneficial to the mechanization of subsequent operation. In addition to the seedling in the seedling mechanism of the rice transplanter, enough seedlings need to be prepared and placed in the seedling frame for timely use in the process of transplanting.

[0003] The Chinese patent with the publication number CN203951794U discloses a seedling frame, which comprises a base, a rotating disc, a support, a rotating shaft, the rotating disc is installed on the base, the lower end of the support is fixed on the rotating disc, the upper end of the rotating shaft is fixed with the upper end of the support, the rotating shaft passes through the center of the support, and the lower end of the rotating shaft is fixed with the rotating disc. The support is a multi-faceted prism, a plurality of trays are fixed on each side surface, and a seedling tray is fixed on each tray. The seedling tray is a rectangular structure composed of two horizontal plates and two baffle plates, a plurality of roller devices are arranged in the seedling tray, each roller device comprises a roller shaft and a roller, and the roller shaft is fixed on the two horizontal plates. The roller is rotatably sleeved on the roller shaft. The utility model has reasonable structure design, fully utilizes the space, and the weight of the seedlings is evenly distributed, so that the seedling frame is not damaged, and the seedlings are not damaged during driving, so that the seedling process is smoothly carried out.

[0004] The seedling frame uses the support with the multi-faceted prism structure to fix the tray, the tray is fixed with the seedling tray, the overall structure makes the weight of the seedlings evenly distributed, and the seedling frame is not damaged. The support with the multi-faceted prism structure is rotatably installed on the base by the rotating shaft and the rotating disc. The rotating shaft passing through the center of the support and the rotating disc at the bottom are rotatably supported, so that the stress is too concentrated, the rotating shaft is easily deformed, or the whole support is easily tilted, and the overall structural stability is insufficient. UTILITY MODEL CONTENTS

[0005] The utility model discloses a seedling frame for rice transplanter to solve the problem that the support of the seedling frame is insufficient in stability.

[0006] In order to solve the above technical problem, the utility model is realized through the following technical scheme: a seedling frame for rice transplanter, which comprises a base, a plurality of support columns with a multi-prism structure are arranged on the upper side of the base, a plurality of trays are fixed on each side surface of the support column, and a seedling tray is fixed and placed on each tray, a circular table is fixed on the upper surface of the base, a rotating shaft is fixed in the support column and arranged at the center of the upper surface of the circular table, a plurality of balls are arranged in a circumferential shape and uniformly arranged on the upper surface of the circular table close to the edge position, and a rotating disc is fixed on the circular table and arranged at the lower end of the support column.

[0007] As a preferred scheme, the support column is arranged as an upwardly open shell structure, a cover plate is installed at the upper end of the support column, a sleeve pipe is fixed to the inner bottom of the support column and sleeved on the rotating shaft, and a blocking screw is fixed to the upper end of the rotating shaft and passes through the sleeve pipe.

[0008] As a preferred scheme, the outer circumferential surface of the circular table is provided with an annular groove, and the lower side of the rotating disc is provided with a sleeve cavity, and a plurality of limiting screws are installed on the outer side of the side wall of the sleeve cavity in a threaded manner.

[0009] As a preferred scheme, the diameter of the sleeve cavity is the same as the diameter of the circular table, and the inner top of the sleeve cavity is provided with a groove matched with the ball.

[0010] As a preferred scheme, one end of the limiting screw is fixed with a ball head, and the diameter of the ball head is smaller than the minor diameter of the thread of the limiting screw.

[0011] As a preferred scheme, the upper surface of the tray is provided with a recess, and the two sides of the tray are fixed with vertical rods, the upper end of the vertical rod is installed with a horizontally rotatable blocking rod, and the lower side of the blocking rod is provided with a clamping groove clamped on the edge of the seedling tray.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The support column is rotatably installed on the circular table by the rotating shaft, and the rotating disc is rotatably supported by the ball on the circular table, so that the rotating shaft and the rotating disc simultaneously rotatably support the support column, thereby making the overall structure of the support column more stable and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic diagram of the utility model;

[0015] Figure 2 It is the base schematic diagram of the utility model;

[0016] Figure 3 It is the support column schematic diagram of the utility model;

[0017] Figure 4 It is the limiting screw schematic diagram of the utility model;

[0018] Figure 5 It is the tray schematic diagram of the utility model.

[0019] In the drawing: 1, base; 11, circular table; 12, rotating shaft; 13, blocking screw; 14, annular groove; 15, ball; 2, seedling tray; 3, support column; 31, cover plate; 32, rotating disc; 33, limiting screw; 331, ball head; 34, sleeve cavity; 35, sleeve pipe; 4, tray; 41, vertical rod; 42, blocking rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The description of the at least one exemplary embodiment is actually only illustrative, but not as any limitation on the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0021] It should be noted that the terms used herein are only intended to describe specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular form is intended to include the plural form, unless the context clearly indicates otherwise, and it should also be understood that when the terms "comprise" and / or "include" are used in the specification, there is a reference to the presence of a feature, step, operation, device, component and / or combinations thereof.

[0022] Unless specifically stated otherwise, the relative arrangement of components and steps, numerical expressions, and numerical values set forth in the various embodiments described herein are not limiting. Also, it should be understood that the various embodiments can be written without using only absolute terms such as superior, inferior, upper, lower, top, bottom, above, below, up, down, under, over, and the like. Rather, terms such as "front," "back," "left," "right," "horizontal," "vertical," "vertical," "horizontal," and "top," "bottom," and the like are used for convenience and clarity only, and are not intended to limit the scope of the application. In addition, the dimensions of the various parts shown in the drawings are not necessarily to scale. Techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the enabling disclosure. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Thus, other examples of the exemplary embodiments can have different values. It should be noted that similar reference numbers and letters in the following drawings represent similar items, and therefore, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.

[0023] In the description of the present application, it should be understood that the orientation words such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and in the absence of the opposite description, these orientation words do not indicate and imply that the indicated device or element must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application; the orientation words "inner, outer" refer to the inner and outer of the contour of each component itself.

[0024] For the purposes of this description, spatially relative terms, such as "above", "below", "up", "down", "between", "within", "left", "right", "front", "back", "upper", "lower", "horizontal", "vertical", "above", "below", "up", "down", "top", "bottom", "side", "end", etc., are intended to describe the orientation of one device or feature relative to another device or feature as illustrated in the figures. The spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. The devices can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly. For example, if a device in the figures is turned over, elements described as "above" other elements or "below" other elements will then be oriented "below" other elements or "above" other elements. Accordingly, the example term "above" can encompass both an orientation of above and below. The devices can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

[0025] In addition, it should be noted that the use of "first", "second", etc. words to define parts, only for the convenience of distinguishing the corresponding parts, as there is no declaration, the above words have no special meaning, therefore, cannot be understood as limiting the scope of protection of the utility model.

[0026] As shown in Figure 1 , Figure 2 and Figure 3 , a seedling rack for a rice transplanter comprises a base 1, the upper side of the base 1 is provided with a plurality of prismatic support columns 3, each side of the support column 3 is fixed with a plurality of trays 4, and the trays 4 are fixedly placed with seedling trays 2, the upper surface of the base 1 is fixed with a circular table 11, the center of the upper surface of the circular table 11 is fixed with a rotating shaft 12 inserted in the support column 3, a plurality of circumferentially arranged and uniformly arranged ball bearings 15 are installed on the upper surface of the circular table 11 near the edge position, the lower end of the support column 3 is fixed with a rotating disc 32 sleeved on the circular table 11, the support column 3 is rotatably installed on the circular table 11 by the rotating shaft 12, and the rotating disc 32 is supported by the ball bearings 15 on the circular table 11, so that the rotating shaft 12 and the rotating disc 32 simultaneously support the support column 3, so that the overall structure of the support column 3 is more stable and reliable.

[0027] As shown in Figure 3 , the support column 3 is provided as a shell structure with an upward opening, and the upper end of the support column 3 is provided with a cover plate 31, the shell structure of the support column 3 can greatly reduce the weight of the support column 3, and the support column 3 is sealed by the cover plate 31 at the upper end.

[0028] The inner side of the support column 3 is fixed with a sleeve 35 sleeved on the rotating shaft 12, and the upper end of the rotating shaft 12 is fixed with a blocking screw 13.

[0029] As shown in Figure 2 andFigure 3 As shown in the figure, the outer circumferential surface of the circular table 11 is provided with an annular groove 14, the lower side of the rotating disc 32 is provided with a sleeve cavity 34, and a plurality of limiting screws 33 are installed on the outer side of the side wall of the sleeve cavity 34 in a threaded manner. The rotating disc 32 is sleeved on the upper end of the circular table 11 through the sleeve cavity 34, and is limited after being sleeved in the annular groove 14 through the limiting screws 33.

[0030] The diameter of the sleeve cavity 34 is the same as the diameter of the circular table 11, so that the rotating disc 32 and the circular table 11 are stably sleeved and matched. The inner side top of the sleeve cavity 34 is provided with a groove matched with the ball 15, so that the rotating disc 32 can better roll with the ball 15 through the groove.

[0031] As shown in the figure, Figure 4 One end of the limiting screw 33 is fixed with a ball head 331, and the diameter of the ball head 331 is smaller than the minor diameter of the thread of the limiting screw 33. The limiting screw 33 is sleeved on the rotating disc 32 through the ball head 331 to limit the rotating disc 32, so as to avoid the rotating disc 32 from separating from the circular table 11.

[0032] As shown in the figure, Figure 5 The upper surface of the tray 4 is provided with a recessed cavity. The tray 4 positions and limits the seedling tray 2 through the recessed cavity on the upper side when the seedling tray 2 is placed.

[0033] The two sides of the tray 4 are fixed with vertical rods 41, and the upper end of the vertical rod 41 is installed with a horizontally rotatable blocking rod 42. The lower side of the blocking rod 42 is provided with a clamping groove clamped on the edge of the seedling tray 2. When the seedling tray 2 is placed, the blocking rod 42 is rotated and pressed on the edge of the upper port of the seedling tray 2, so as to limit and fix the seedling tray 2.

[0034] In this embodiment, when the seedlings are placed, the seedling tray 2 is placed in the recessed cavity of the tray 4. At this time, the blocking rod 42 is rotated and pressed on the edge of the upper port of the seedling tray 2, so as to complete the placement of the standby seedlings. When used, the seedlings can be directly taken out from the seedling tray 2 for use. When the seedlings are taken, the seedlings to be taken can be directly rotated in front of the user by rotating the supporting column 3. The supporting column 3 is rotated and supported by the rotating shaft 12 and the ball 15 on the circular table 11.

[0035] The above is the preferred embodiment of the present application. The person skilled in the art can also change and modify the above embodiment. Therefore, the present application is not limited to the above specific embodiments. Any obvious improvement, replacement or modification made by the person skilled in the art on the basis of the present application shall fall within the protection scope of the present application.

Claims

1. A seedling rack for a rice transplanter comprising a base (1), characterized in that: The upper side of the base (1) is provided with a plurality of prismatic support columns (3), each side of the support column (3) is fixed with a plurality of trays (4), and the trays (4) are fixedly placed with seedling trays (2), the upper surface of the base (1) is fixed with a circular table (11), and the upper surface of the circular table (11) is fixed with a rotating shaft (12) inserted into the support column (3), a plurality of circumferentially arranged and uniformly arranged balls (15) are installed on the upper surface of the circular table (11) near the edge position, and the lower end of the support column (3) is fixed with a rotating disc (32) sleeved on the circular table (11).

2. The seedling rack for a rice transplanter according to claim 1, wherein: The support column (3) is provided as an upwardly open housing structure, and the upper end of the support column (3) is provided with a cover plate (31), the inner side of the support column (3) is fixed with a sleeve (35) sleeved on the rotating shaft (12), and the upper end of the rotating shaft (12) is fixed with a blocking screw (13) penetrating through the sleeve (35).

3. The seedling rack for a rice transplanter according to claim 2, characterized in that: The outer circumferential surface of the circular table (11) is provided with an annular groove (14), the lower side of the rotating disc (32) is provided with a sleeve cavity (34), and a plurality of limiting screws (33) are threadedly installed on the outer side of the sleeve cavity (34) side wall.

4. The seedling rack for a rice transplanter according to claim 3, wherein: The diameter of the sleeve cavity (34) is the same as the diameter of the circular table (11), and the inner side of the sleeve cavity (34) is provided with a groove matched with the ball (15).

5. The seedling rack for a rice transplanter according to claim 3, wherein: One end of the limiting screw (33) is fixed with a ball head (331), and the diameter of the ball head (331) is smaller than the minor diameter of the limiting screw (33).

6. The seedling rack for a rice transplanter according to claim 1, wherein: The upper surface of the tray (4) is provided with a recess, and the two sides of the tray (4) are fixed with vertical rods (41), the upper end of the vertical rod (41) is provided with a horizontally rotatable stop rod (42), and the lower side of the stop rod (42) is provided with a clamping groove clamped on the edge of the seedling tray (2).

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