Double-frame structure for profiling seeder

Abstract

The utility model relates to a double-frame structure for a profiling seeder, which belongs to the technical field of profiling seeders and comprises seed-metering frame components, a seed box and a four-bar component, the seed box is arranged on the seed-metering frame components, the two seed-metering frame components are arranged in parallel and are connected through the four-bar component, each seed-metering frame component comprises a seed-metering device, a seed-metering pipe, a welding frame and a ditching disc, a plurality of seed-metering devices and seed-metering pipes are installed on a welding frame in a staggered mode, the seed-metering pipes are located below seed-metering openings of the seed-metering devices, two furrowing discs which are staggered front and back are connected through main frame welding, transverse parallelism and vertical staggering are achieved, when the whole device is used, double-groove furrowing operation can be conducted at the same time, and due to staggering in the furrowing process, the furrowing efficiency is greatly improved. When certain resistance is formed by blocking of straws or rhizomes, the resistance cannot exist at the same time, namely, the front and back parts are separated to meet the resistance, so that the instantaneous resistance in the ditching process is reduced, and the walking pressure of the whole device is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of profiling seeder, and specifically relates to a double-frame structure for a profiling seeder. BACKGROUND

[0002] In the prior art, a seeder is an important device in the agricultural production process, and the efficiency of seeding operation becomes a focus of attention in the field of agricultural machinery as the seeder needs to face complex soil surface conditions during operation. In a grain drill seeder, multiple row fertilization and multiple row seeding are needed to ensure uniform ground pressure, and seeders and fertilizer distributors need to be able to discharge uniform seed flow and fertilizer flow.

[0003] At present, many profiling seeders have relatively simple structures, that is, only a single frame structure is provided, or a seeding and ditching region are installed on a frame, and the overall stability and maintainability are low. SUMMARY

[0004] 1. Technical problem to be solved by the utility model

[0005] The utility model aims at solving the problems mentioned in the background.

[0006] 2. Technical scheme

[0007] To achieve the above object, the utility model provides the technical scheme that:

[0008] The double-frame structure for the profiling seeder comprises a seed discharge frame assembly, a seed box and a four-bar assembly, the seed box is arranged on the seed discharge frame assembly, the two seed discharge frame assemblies are arranged in parallel and connected through the four-bar assembly, the seed discharge frame assembly comprises seeders, seed discharge tubes, a welding frame and ditching discs, the seeders and the seed discharge tubes are installed on the welding frame in a staggered manner, the seed discharge tubes are arranged below the seed discharge ports of the seeders, the ditching discs are installed on the welding frame through disc shafts, the ditching discs are arranged on both sides of each seed discharge tube, the seed box is arranged above the seeders and communicates with the feed ports of the seeders, and the four-bar assembly connects the welding frame.

[0009] Preferably, the welding frame comprises a main frame welding and a sub-frame welding, the four-bar assembly comprises a main beam connecting seat, an upper connecting rod welding and a lower connecting rod welding, the upper connecting rod welding and the lower connecting rod welding are rotatably connected to the two ends of the main beam connecting seat through rotating shafts, the upper connecting rod welding connects the main frame welding, and the lower connecting rod welding connects the sub-frame welding.

[0010] Preferably, the main frame welding comprises a main frame plate, seed discharge seat plates, seed discharge shafts, chain wheels and seed discharge seat shafts, the seed discharge seat plates are arranged on both sides of each seeder, the seed discharge shafts are arranged transversely on the seeders, the seed discharge shafts pass through the seed discharge seat plates and are provided with the chain wheels at one end, and the seed discharge seat plates are connected to the upper end of the main frame plate through the seed discharge seat shafts.

[0011] Preferably, the sub-frame welding includes a sub-frame plate, a sub-connection plate and a furrow guard, the sub-connection plate and the furrow guard are installed on the sub-frame plate, the furrow disc is installed on the sub-frame plate, and the furrow guard is installed on the edge of the furrow disc.

[0012] Preferably, the main beam connecting seat includes a beam connecting plate and a beam side plate, the main beam connecting seat is provided with the beam side plate on both sides, the beam side plates on both sides are connected with the upper connecting rod welding and the lower connecting rod welding, and the main beam connecting seat is provided with a connecting hole for connecting with an external beam.

[0013] 3. Beneficial effects

[0014] Compared with the prior art, the technical scheme has the following beneficial effects:

[0015] The double-frame structure for the profiling seeder disclosed by the utility model, through the main frame welding, two front and rear staggered furrow discs are connected, horizontal parallel and vertical staggering are realized, and when the device is used, double-gully furrowing operation can be simultaneously performed, in the furrowing process, due to staggering, when encountering straw or rhizome or the like to form certain resistance, resistance does not exist simultaneously, that is, resistance is only encountered in front and back, instantaneous resistance in the furrowing process is reduced, and walking pressure of the whole device is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the double-frame structure for the profiling seeder of the utility model;

[0017] Figure 2 It is a structure schematic view of the double-frame structure for the profiling seeder of the utility model;

[0018] Figure 3 It is a structure schematic view of the main frame welding of the double-frame structure for the profiling seeder of the utility model;

[0019] Figure 4 It is a structure schematic view of the sub-frame welding of the double-frame structure for the profiling seeder of the utility model.

[0020] Explanation of the reference numerals in the schematic view:

[0021] 100, seed sowing frame assembly; 110, seed sowing device; 120, seed sowing pipe; 130, welding frame; 131, main frame welding; 1311, main frame plate; 1312, seed sowing seat plate; 1313, seed sowing shaft; 1314, chain wheel; 1315, seed sowing seat shaft; 132, sub-frame welding; 1321, sub-frame plate; 1322, sub-connection plate; 1323, furrow guard; 140, furrow disc;

[0022] 200, seed box;

[0023] 300 four-bar assembly; 310 main beam connection seat; 311 beam connection plate; 312 beam side plate; 320 upper link weld; 330 lower link weld. DETAILED DESCRIPTION

[0024] In order to better understand the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work should fall within the scope of protection of the present application.

[0025] It should be noted that the terms "first", "second", and the like in the specification and claims of the present application and the above-described drawings are used to distinguish similar objects, and do not necessarily indicate a specific order or a chronological sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device that includes a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but can include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0026] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not intended to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0027] In addition, in addition to being used to indicate the orientation or positional relationship, the above-mentioned part of the terms can also be used to indicate other meanings, for example, the term "upper" can also be used to indicate a certain dependent relationship or connection relationship in some cases. For those skilled in the art, the specific meaning of these terms in the present application can be understood according to the specific circumstances.

[0028] In addition, the terms "mounting", "arrangement", "provided with", "connected", "linked", "sleeved" should be interpreted broadly. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood according to the specific circumstances by those skilled in the art.

[0029] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in conjunction with the embodiments.

[0030] Embodiment 1

[0031] Referring to the drawings Figures 1-4 , the double-frame structure of the profiling seeder of the present embodiment, the seed box 200 is arranged on the seed sowing frame assembly 100, two seed sowing frame assemblies 100 are arranged in parallel and connected through the four-bar assembly 300, the seed sowing frame assembly 100 includes seed sowing device 110, seed sowing pipe 120, welding frame 130 and furrow opener 140, a plurality of seed sowing devices 110 and seed sowing pipes 120 are installed on the welding frame 130 in a staggered manner, the seed sowing pipe 120 is below the seed sowing port of the seed sowing device 110, the furrow opener 140 is installed on the welding frame 130 through the disc shaft, and the furrow opener 140 is arranged on both sides of each seed sowing pipe 120, the seed box 200 is located above the seed sowing device 110 and communicates with the feed inlet of the seed sowing device 110, and the four-bar assembly 300 connects the welding frame 130.

[0032] The welding frame 130 of the present embodiment includes main frame welding 131 and sub-frame welding 132, and the four-bar assembly 300 includes main beam connecting seat 310, upper connecting rod welding 320 and lower connecting rod welding 330. The upper connecting rod welding 320 and the lower connecting rod welding 330 are respectively connected to the two ends of the main beam connecting seat 310 through the rotating shafts, the upper connecting rod welding 320 is connected to the main frame welding 131, and the lower connecting rod welding 330 is connected to the sub-frame welding 132.

[0033] The main frame welding 131 of the present embodiment includes main frame plate 1311, seed sowing seat plate 1312, seed sowing shaft 1313, chain wheel 1314 and seed sowing seat shaft 1315, each seed sowing device 110 is provided with seed sowing seat plate 1312 on both sides, seed sowing shaft 1313 is arranged transversely on the seed sowing device 110, seed sowing shaft 1313 passes through seed sowing seat plate 1312 and is provided with chain wheel 1314 at one end, and seed sowing seat plate 1312 is connected to the upper end of main frame plate 1311 through seed sowing seat shaft 1315.

[0034] The sub-frame welding 132 of the embodiment comprises a sub-frame plate 1321, a sub-connection plate 1322 and a furrow guard plate 1323, the sub-connection plate 1322 and the furrow guard plate 1323 are installed on the sub-frame plate 1321, the furrowing disc 140 is installed on the sub-frame plate 1321, and the furrow guard plate 1323 is installed in close contact with the edge of the furrowing disc 140.

[0035] Through the structural features and connection relationship of the main-frame welding 131 and the sub-frame welding 132, each is allocated with structural strength, and is respectively installed and connected with the seed sowing and furrowing stages of the seeding machine, is stably connected with each other, and is responsible for a single type respectively, does not interfere with each other, and is convenient for maintenance or partial replacement.

[0036] The main beam connecting seat 310 of the embodiment comprises a beam connecting plate 311 and a beam side plate 312, the two sides of the main beam connecting seat 310 are provided with the beam side plate 312, the beam side plates 312 on the two sides are connected with the upper connecting rod welding 320 and the lower connecting rod welding 330, and the main beam connecting seat 310 is provided with a connecting hole for connecting with an external beam.

[0037] Working principle: through the main-frame welding 131, the two front and rear staggered furrowing discs 140 are connected, the horizontal parallel and vertical staggering are realized, the whole device can simultaneously perform double furrow opening operation when in use, and when encountering straw or rhizome or the like to form a certain resistance, the instantaneous resistance in the furrowing process is reduced, and the walking pressure of the whole device is reduced.

[0038] The four-bar assembly 300 provided at the same time can conveniently adjust the external connection relationship of the whole device, that is, the external equipment or machinery is connected through the beam connecting plate 311.

[0039] The above-described embodiments only express certain implementation manners of the utility model, the description is more specific and detailed, but it cannot be understood as a limitation on the patent scope of the utility model; it should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model; therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A double frame structure for a contour seeder, characterized by: The seed box (200) is arranged on the seed drill frame assembly (100), two seed drill frame assemblies (100) are arranged in parallel and connected through the four-bar assembly (300), the seed drill frame assembly (100) comprises a seed drill (110), a seed drill pipe (120), a welding frame (130) and an opening disc (140), a plurality of seed drills (110) and seed drill pipes (120) are arranged on the welding frame (130) in a staggered manner, the seed drill pipe (120) is below the seed drill port of the seed drill (110), the opening disc (140) is arranged on the welding frame (130) through a disc shaft, and the opening disc (140) is arranged on both sides of each seed drill pipe (120), the seed box (200) is located above the seed drill (110) and communicates with the feed port of the seed drill (110), and the four-bar assembly (300) connects the welding frame (130).

2. The double frame structure for a contouring seeder according to claim 1, wherein: The welding frame (130) comprises a main frame welding (131) and a sub-frame welding (132), the four-bar assembly (300) comprises a main beam connecting seat (310), an upper connecting rod welding (320) and a lower connecting rod welding (330), the upper connecting rod welding (320) and the lower connecting rod welding (330) are respectively connected to both ends of the main beam connecting seat (310) through a rotating shaft, the upper connecting rod welding (320) is connected to the main frame welding (131), and the lower connecting rod welding (330) is connected to the sub-frame welding (132).

3. The double frame structure for a contouring seeder according to claim 2, wherein: The main frame welding (131) comprises a main frame plate (1311), a seed drill seat plate (1312), a seed drill shaft (1313), a chain wheel (1314) and a seed drill seat shaft (1315), the seed drill seat plate (1312) is arranged on both sides of each seed drill (110), the seed drill shaft (1313) is arranged transversely on the seed drill (110), the seed drill shaft (1313) penetrates through the seed drill seat plate (1312) and is provided with the chain wheel (1314) at one end, and the seed drill seat plate (1312) is connected to the upper end of the main frame plate (1311) through the seed drill seat shaft (1315).

4. The double frame structure for a contouring seeder according to claim 2, wherein: The sub-frame welding (132) comprises a sub-frame plate (1321), a sub-connection plate (1322) and an opening protection plate (1323), the sub-connection plate (1322) and the opening protection plate (1323) are arranged on the sub-frame plate (1321), the opening disc (140) is arranged on the sub-frame plate (1321), and the opening protection plate (1323) is arranged in close contact with the edge of the opening disc (140).

5. The double frame structure for a contouring seeder according to claim 2, wherein: The main beam connecting seat (310) comprises a beam connecting plate (311) and a beam side plate (312), the beam side plate (312) is arranged on both sides of the main beam connecting seat (310), the beam side plates (312) on both sides are connected to the upper connecting rod welding (320) and the lower connecting rod welding (330), and the main beam connecting seat (310) is provided with a connecting hole for connecting an external beam.

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