Soil covering device of plug seeder

Abstract

The utility model relates to the technical field of agricultural machinery, and discloses a soil covering device of a plug seeding machine, which comprises a rack, adjusting seats are fixedly mounted on the inner wall of the rack, a soil covering mechanism is arranged in the rack and between the adjusting seats, and soil covering operation is performed on plug seedlings through the soil covering mechanism. And an adjusting inner cavity is formed in the adjusting seat, an adjusting block is arranged in the adjusting inner cavity, and a driving motor is arranged on the outer side of the adjusting seat. According to the soil covering device of the plug seeder, the adjusting cylinder drives the adjusting block to move in the adjusting inner cavity of the adjusting seat by utilizing the piston rod, the adjusting block drives the soil covering mechanism to move synchronously while moving, and the soil covering thickness is adjusted by adjusting the position of the soil covering mechanism; through the arrangement, the soil covering thickness of plug seedling can be adaptively adjusted, and meanwhile, the problems that the manual soil covering efficiency is low, the labor intensity is high, and the soil covering thickness of manual soil covering cannot be guaranteed are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of agricultural machinery, in particular to a soil covering device of a hole tray seeder. Background Art

[0002] Compared with traditional seedling raising methods, plug tray seedling raising has the advantages of fast emergence, neat seedlings, high seedling rate, seed saving, short seedling age and good seedling quality. It is very popular among seedling growers.

[0003] Nowadays, after sowing in hole tray seedling cultivation, the surface of the hole tray needs to be covered with topsoil. The traditional way of covering the soil is mainly done manually, and manual covering not only has low work efficiency and high labor intensity, but also cannot guarantee the thickness of the soil, which easily causes the amount of soil covering the seed holes to be more or less and uneven, thus affecting the germination rate of the seeds, and thus bringing great inconvenience to the agricultural production of small farmers. Therefore, there are deficiencies and it cannot meet the use needs of users. Therefore, it is necessary to further improve it.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a soil covering device for a tray seeder is provided, in order to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a soil covering device for a tray seeder, which is achieved by the following specific technical means:

[0006] A soil covering device for a plug tray seeder comprises a frame, an adjusting seat is fixedly installed on the inner wall of the frame, a soil covering mechanism is arranged in the frame and between the adjusting seats, and soil covering operation is performed on plug tray seedlings by means of the soil covering mechanism, an adjusting inner cavity is opened inside the adjusting seat, and an adjusting block is arranged in the adjusting inner cavity, a driving motor is arranged on the outer side of the adjusting seat, a driving shaft is fixedly connected to a side of the driving motor opposite to the adjusting seat by means of an output end, an end of the driving shaft away from the driving motor extends to the interior of the adjusting seat and passes through the adjusting block and is fixedly connected to the soil covering mechanism, an adjusting cylinder is fixedly arranged on the upper side of the adjusting seat, and the bottom of the adjusting cylinder extends to the interior of the adjusting seat by means of a piston rod and is fixedly connected to the adjusting block.

[0007] By adopting the above structure, the adjusting cylinder uses the piston rod to drive the adjusting block to move in the adjusting inner cavity of the adjusting seat, and the movement of the adjusting block drives the soil covering mechanism to move synchronously. The soil covering thickness is adjusted by adjusting the position of the soil covering mechanism. This setting is conducive to adaptive adjustment of the soil covering thickness of hole tray seedling cultivation, which effectively improves the sowing quality.

[0008] Furthermore, the adjusting block is located on the outer periphery of the driving shaft, a bearing is provided inside the adjusting block, and the adjusting block is rotatably connected to the driving shaft via the bearing.

[0009] By adopting the above structure, the setting can achieve that the adjustment block will not be affected during the rotation of the driving shaft.

[0010] Furthermore, the soil covering mechanism includes a soil covering roller, a soil covering ring and a soil covering plate;

[0011] The inner side wall of the soil covering roller is fixedly assembled with the outer wall of the driving shaft, the outer periphery of the soil covering roller is fixedly sleeved with a plurality of soil covering rings, and the outer surface of the soil covering ring is fixedly installed with a plurality of evenly distributed soil covering plates.

[0012] By adopting the above structure, the soil is driven to cover the surface of the hole tray continuously through multiple sets of soil covering plates, thereby completing continuous soil covering, which is beneficial to improving the efficiency of soil covering operation.

[0013] Furthermore, movable grooves are provided on both the front and rear sides of the adjustment seat, and the driving shaft passes through the movable grooves and is fixedly connected to the soil covering roller.

[0014] By adopting the above structure, the provision of the movable groove is beneficial to the up and down displacement of the driving roller, further improving the use effect of the device.

[0015] Furthermore, a limiting groove is provided on the side wall of the adjusting inner cavity of the adjusting seat, and limiting sliders are fixedly installed on the left and right sides of the adjusting block, and the limiting sliders are located in the limiting groove.

[0016] By adopting the above structure, the regulating block can simultaneously drive the limiting slider to slide in the limiting groove during the sliding process in the regulating inner cavity, thereby improving the stability of the regulating block and the soil covering mechanism during movement.

[0017] Furthermore, a spring assembly is disposed inside the adjustment seat, and the spring assembly includes a first spring and a second spring;

[0018] The first spring and the second spring are respectively located at the upper and lower sides of the adjusting block, and the first spring is located at the outer periphery of the piston rod of the adjusting cylinder.

[0019] By adopting the above structure, the arrangement of the first spring and the second spring is conducive to improving the stability of the adjustment block, thereby improving the stability of the soil covering mechanism during operation.

[0020] Furthermore, a sliding assembly is provided on a side of the adjustment seat opposite to the driving motor, and the sliding assembly includes a fixed slide rail, a movable slide block and a limiter;

[0021] The fixed slide rail is fixedly mounted on the outer side wall of the adjustment seat, the movable slider is slidably mounted with the fixed slide rail, and the side of the movable slider away from the fixed slide rail is fixedly mounted with the drive motor, wherein the upper and lower ends of the fixed slide rail are fixedly mounted with limit members.

[0022] By adopting the above structure, the driving motor is driven to move synchronously by moving the adjusting block, and the driving motor is used to drive the movable slider to slide on the fixed slide rail, thereby improving the stability of the driving motor, and the setting of the limiting member can play a role in limiting the movable slider, thereby further improving its use effect.

[0023] Furthermore, a power frame is fixedly mounted on the frame, and power wheels are movably mounted on both the front and rear ends of the power frame, and the frame and the soil covering mechanism are driven by the power wheels to perform mobile operations.

[0024] By adopting the above structure, the device can be driven to move through the cooperation between the power frame and the power wheel, thereby completing the continuous soil covering effect, which is beneficial to improving the sowing operation efficiency.

[0025] Beneficial Effects

[0026] Compared with the prior art, the utility model provides a soil covering device for a tray seeder, which has the following beneficial effects:

[0027] 1. The soil covering device of the hole tray seeder drives the adjusting block to move in the adjusting inner cavity of the adjusting seat by using the piston rod through the adjusting cylinder, and the adjusting block drives the soil covering mechanism to move synchronously while moving, and the soil covering thickness is adjusted by adjusting the position of the soil covering mechanism. This setting is conducive to adaptive adjustment of the soil covering thickness of hole tray seedlings, effectively improving the sowing quality, and solving the problems of low efficiency, high labor intensity and inability to guarantee the soil covering thickness of manual soil covering.

[0028] 2. The soil covering device of the hole tray seeder drives the soil covering roller to rotate by driving the driving shaft through the driving motor, and uses the covering plate to insert into the soil to bring up part of the soil to cover the hole tray seedlings, and uses multiple sets of covering plates to drive the soil to continuously cover the surface of the hole tray, thereby completing continuous soil covering. Through this setting, continuous soil covering operations can be effectively carried out, which saves time and effort and is conducive to improving the efficiency of seeding operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0031] Figure 2 This is a schematic diagram of the installation structure of the adjustment seat and the soil covering mechanism of the utility model;

[0032] Figure 3 This is a schematic diagram of the installation structure of the drive shaft and the soil covering mechanism of the utility model;

[0033] Figure 4 This is a schematic diagram of the installation structure of the adjustment seat and the soil covering cylinder of the utility model;

[0034] Figure 5 This is a schematic diagram of the internal structure of the adjustment seat of the utility model;

[0035] Figure 6 This is a schematic diagram of the installation structure of the adjustment seat and the adjustment block of the utility model;

[0036] Figure 7 This is a schematic diagram of the installation structure of the drive motor and the adjustment block of the utility model;

[0037] Figure 8 It is a schematic diagram of the installation structure of the drive motor and the sliding component of the utility model.

[0038] In the figure: 1. frame; 2. adjustment seat; 21. adjustment inner cavity; 22. movable groove; 23. limit groove; 3. soil covering mechanism; 31. soil covering roller; 32. soil covering ring; 33. soil covering plate; 4. adjustment block; 41. limit slider; 5. drive motor; 6. drive shaft; 7. adjustment cylinder; 8. spring assembly; 81. first spring; 82. second spring; 9. sliding assembly; 91. fixed slide rail; 92. movable slider; 93. limit piece; 10. power frame; 101. power wheel. DETAILED DESCRIPTION

[0039] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and it should be noted that, in the absence of conflict, the embodiments of the utility model and the features in the embodiments can be combined with each other. For the convenience of description, if the words "upper", "lower", "left" and "right" appear in the following text, they only indicate that they are consistent with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0040] See also Figures 1 to 8A soil covering device for a plug tray seeder comprises a frame 1, an adjusting seat 2 is fixedly mounted on the inner wall of the frame 1, a soil covering mechanism 3 is arranged in the frame 1 and between the adjusting seats 2, and the plug tray seedlings are covered with soil by the soil covering mechanism 3, an adjusting inner cavity 21 is opened inside the adjusting seat 2, and an adjusting block 4 is arranged in the adjusting inner cavity 21, a driving motor 5 is arranged on the outer side of the adjusting seat 2, a driving shaft 6 is fixedly connected to the side of the driving motor 5 opposite to the adjusting seat 2 by the output end, an end of the driving shaft 6 away from the driving motor 5 extends to the inside of the adjusting seat 2 and passes through the adjusting block 4 and is fixedly connected to the soil covering mechanism 3, an adjusting cylinder 7 is fixedly arranged on the upper side of the adjusting seat 2, and the bottom of the adjusting cylinder 7 extends to the inside of the adjusting seat 2 by a piston rod and is fixedly connected to the adjusting block 4. The adjusting cylinder 7 utilizes the piston rod to drive the adjusting block 4 to move in the adjusting inner cavity 21 of the adjusting seat 2, and the adjusting block 4 drives the soil covering mechanism 3 to move synchronously while moving. The soil covering thickness is adjusted by adjusting the position of the soil covering mechanism 3. This setting is conducive to adaptively adjusting the soil covering thickness of hole tray seedling cultivation, thereby effectively improving the sowing quality.

[0041] The adjusting block 4 is located at the periphery of the driving shaft 6, and a bearing is arranged inside the adjusting block 4, through which the adjusting block 4 is rotatably connected to the driving shaft 6. This arrangement can achieve that the adjusting block 4 will not be affected during the rotation of the driving shaft 6.

[0042] The soil covering mechanism 3 includes a soil covering roller 31, a soil covering ring 32 and a soil covering plate 33; the inner side wall of the soil covering roller 31 is fixedly assembled with the outer wall of the driving shaft 6, a plurality of soil covering rings 32 are fixedly sleeved on the outer periphery of the soil covering roller 31, and a plurality of evenly distributed soil covering plates 33 are fixedly installed on the outer surface of the soil covering ring 32. The soil is driven to cover the surface of the hole tray continuously through multiple sets of soil covering plates 33, thereby completing continuous soil covering, which is conducive to improving the efficiency of soil covering operation.

[0043] Both the front and rear sides of the adjustment seat 2 are provided with movable grooves 22, and the driving shaft 6 passes through the movable grooves 22 and is fixedly connected to the soil covering roller 31. The provision of the movable grooves 22 is conducive to the up and down displacement of the driving roller, further improving the use effect of the device.

[0044] A limiting groove 23 is provided on the side wall of the adjusting inner cavity 21 of the adjusting seat 2, and limiting sliders 41 are fixedly installed on the left and right sides of the adjusting block 4, and the limiting sliders 41 are located in the limiting groove 23. When the adjusting block 4 slides in the adjusting inner cavity 21, the limiting sliders 41 are simultaneously driven to slide in the limiting groove 23, thereby improving the stability of the adjusting block 4 and the soil covering mechanism 3 when moving.

[0045] A spring assembly 8 is provided inside the adjustment seat 2, and the spring assembly 8 includes a first spring 81 and a second spring 82; the first spring 81 and the second spring 82 are respectively located at the upper and lower sides of the adjustment block 4, and the first spring 81 is located at the periphery of the piston rod of the adjustment cylinder 7. The arrangement of the first spring 81 and the second spring 82 is conducive to improving the stability of the adjustment block 4, thereby improving the stability of the covering mechanism 3 during operation.

[0046] A sliding assembly 9 is provided on the side of the adjustment seat 2 opposite to the driving motor 5, and the sliding assembly 9 includes a fixed slide rail 91, a movable slide block 92 and a stopper 93; the fixed slide rail 91 is fixedly assembled on the outer wall of the adjustment seat 2, the movable slide block 92 is slidably mounted with the fixed slide rail 91, and the side of the movable slide block 92 away from the fixed slide rail 91 is fixedly assembled with the driving motor 5, wherein the stopper 93 is fixedly mounted on the upper and lower ends of the fixed slide rail 91. The driving motor 5 is driven to move synchronously by moving the adjustment block 4, and the movable slide block 92 is driven to slide on the fixed slide rail 91 by the driving motor 5, so that the stability of the driving motor 5 can be improved, and the setting of the stopper 93 can play a role in limiting the movable slide block 92, further improving its use effect.

[0047] A power frame 10 is fixedly mounted on the frame 1, and power wheels 101 are movably mounted at both the front and rear ends of the power frame 10, and the frame 1 and the soil covering mechanism 3 are driven to move by the power wheels 101. The cooperation between the power frame 10 and the power wheels 101 can drive the device to move, thereby completing the continuous soil covering effect, which is beneficial to improving the efficiency of the sowing operation.

[0048] The specific usage and function of this embodiment are as follows:

[0049] Working principle: After the seeding of the seedling tray is completed, the surface of the seed tray needs to be covered with soil. When in use, the device is moved to a designated location, the driving motor 5 is started, the driving shaft 6 is used to drive the soil covering roller 31 to rotate, and the soil covering plate 33 is inserted into the soil to bring up part of the soil to cover the seedling tray, and multiple groups of soil covering plates 33 are used to drive the soil to continuously cover the surface of the seed tray, thereby completing continuous soil covering. Through this setting, continuous soil covering can be effectively carried out, which saves time and effort and is conducive to improving the efficiency of seeding operations;

[0050] In addition, when the soil covering thickness needs to be adjusted, the adjusting cylinder 7 is driven, and the adjusting cylinder 7 uses the piston rod to drive the adjusting block 4 to move in the adjusting inner cavity 21 of the adjusting seat 2, and the adjusting block 4 moves while driving the soil covering mechanism 3 to move synchronously, and the soil covering thickness is adjusted by adjusting the position of the soil covering mechanism 3. This setting is conducive to adaptively adjusting the soil covering thickness of hole tray seedling cultivation, effectively improving the sowing quality; and the adjusting block 4 drives the limiting slider 41 to slide in the limiting groove 23 during the sliding process in the adjusting inner cavity 21, thereby improving the stability of the adjusting block 4 and the soil covering mechanism 3 during movement.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A soil covering device for a tray seeder, comprising a frame (1), Features: An adjusting seat (2) is fixedly mounted on the inner wall of the frame (1); a soil covering mechanism (3) is arranged in the frame (1) and between the adjusting seats (2); soil covering operation is performed on the plug tray seedlings by means of the soil covering mechanism (3); an adjusting inner cavity (21) is provided inside the adjusting seat (2); an adjusting block (4) is arranged in the adjusting inner cavity (21); a driving motor (5) is arranged on the outer side of the adjusting seat (2); a driving shaft (6) is fixedly connected to the side of the driving motor (5) facing the adjusting seat (2) by means of an output end; an end of the driving shaft (6) away from the driving motor (5) extends to the inside of the adjusting seat (2) and passes through the adjusting block (4) to be fixedly connected to the soil covering mechanism (3); an adjusting cylinder (7) is fixedly arranged on the upper side of the adjusting seat (2); the bottom of the adjusting cylinder (7) extends to the inside of the adjusting seat (2) by means of a piston rod and is fixedly connected to the adjusting block (4).

2. A soil covering device for a tray seeder according to claim 1, Features: The adjusting block (4) is located on the outer periphery of the driving shaft (6), a bearing is provided inside the adjusting block (4), and the adjusting block (4) is rotatably connected to the driving shaft (6) via the bearing.

3. A soil covering device for a tray seeder according to claim 1, Features: The soil covering mechanism (3) comprises a soil covering roller (31), a soil covering ring (32) and a soil covering plate (33); The inner side wall of the soil covering roller (31) is fixedly assembled with the outer wall of the driving shaft (6); a plurality of soil covering rings (32) are fixedly sleeved on the outer periphery of the soil covering roller (31); and a plurality of evenly distributed soil covering plates (33) are fixedly mounted on the outer surface of the soil covering ring (32).

4. A soil covering device for a tray seeder according to claim 3, Features: The front and rear sides of the adjustment seat (2) are both provided with movable grooves (22), and the driving shaft (6) passes through the movable grooves (22) and is fixedly connected to the soil covering roller (31).

5. The soil covering device of a tray seeder according to claim 1, Features: A limiting groove (23) is provided on the side wall of the adjusting inner cavity (21) of the adjusting seat (2), and limiting slide blocks (41) are fixedly installed on the left and right sides of the adjusting block (4), and the limiting slide blocks (41) are located in the limiting groove (23).

6. The soil covering device of a tray seeder according to claim 1, Features: A spring assembly (8) is arranged inside the adjustment seat (2), and the spring assembly (8) comprises a first spring (81) and a second spring (82); The first spring (81) and the second spring (82) are respectively located on the upper and lower sides of the adjustment block (4), and the first spring (81) is located on the outer periphery of the piston rod of the adjustment cylinder (7).

7. The soil covering device of a tray seeder according to claim 1, Features: A sliding assembly (9) is provided on the side of the adjustment seat (2) opposite to the driving motor (5), and the sliding assembly (9) comprises a fixed slide rail (91), a movable slide block (92) and a limiting member (93); The fixed slide rail (91) is fixedly mounted on the outer side wall of the adjustment seat (2); the movable slider (92) is slidably mounted on the fixed slide rail (91); the side of the movable slider (92) away from the fixed slide rail (91) is fixedly mounted on the drive motor (5); and the upper and lower ends of the fixed slide rail (91) are fixedly mounted with limit members (93).

8. The soil covering device of a tray seeder according to claim 1, Features: A power frame (10) is fixedly mounted on the frame (1), and power wheels (101) are movably mounted on both the front and rear ends of the power frame (10), and the frame (1) and the soil covering mechanism (3) are driven by the power wheels (101) to perform mobile operations.

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