Fan for air suction type no-tillage planter

Abstract

The utility model relates to the technical field of agriculture, and discloses a draught fan for an air suction type no-tillage planter, which comprises a draught fan assembly, an air collecting cover assembly is arranged on the outer wall of the draught fan assembly, a blocking plate is arranged on the top of the front side of the draught fan assembly, a connecting body is arranged on the rear side of the blocking plate, and the connecting body is connected with the draught fan assembly. A plurality of air supply distributors are communicated with the outer wall of the connecting body at equal intervals, an air inlet is formed in the rear side of the fan assembly, a distribution air outlet is formed in the outer side of the connecting body, and the fan assembly is a standard configuration of the air suction type seeding machine. According to the utility model, the mounting rack is combined with the air-suction type seeding machine, the fan is mounted in the same way as a conventional seeding machine, the fan is connected with the main air passage of the seeding machine through the main air pipe, and the fertilizer conveying pipe is connected with the air supply distributor to the fertilizer pipe, so that mounting is completed, the fan provides negative pressure to adsorb seeds, and air flow is conveyed to the fertilizer conveying pipe through the air collecting cover and the air supply distributor, thereby realizing air-assisted fertilizer conveying. Meanwhile, the accuracy of plant spacing is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural technology field especially, relate to a fan for air-suction type no-tillage planter. BACKGROUND

[0002] At present, the fan equipped for air-suction type planter on market is single negative pressure or positive pressure, and its use is only to provide single negative pressure or positive pressure for seed metering device to make seed and seed metering disc combine together moderately, so that single-seed planting effect can be achieved by rotating seed metering device.

[0003] But the arable area in China is very large, and the agricultural requirements are different in different places, and the use amount of chemical fertilizer is increasing in many areas due to the pursuit of yield by farmers, and in addition, the planting mode of wide-narrow row or narrow row spacing is adopted for the pursuit of high yield, so that the fertilizer outlet of the fertilizer tank on the planter is difficult to correspond to the fertilizer outlet on the planter, the horizontal fertilization distance is increased, the fertilizer flows unsmoothly in the fertilizer conveying pipe, and the fertilizer cannot flow naturally in the fertilizer conveying pipe during operation, and the existing fertilizer discharging part can only discharge the fertilizer from the fertilizer tank, and the fertilizer falls into the groove opened by the planter by using the weight of the fertilizer, so that it is difficult to complete the fertilization process by the weight of the fertilizer under the condition of increasing the fertilization amount and the horizontal conveying distance of the fertilizer.

[0004] In addition, with the increase of the operation speed of the planter, the horizontal speed of the seed during the falling process is increased, and the seed rolls under the action of inertia after falling into the seed groove, so that the plant spacing is inaccurate. CONTENT OF UTILITY MODEL

[0005] In order to make up for the above shortcomings, the utility model provides a fan for air-suction type no-tillage planter, which aims at improving the problem that the plant spacing is inaccurate due to the increase of the operation speed of the planter and the horizontal speed of the seed during the falling process.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a fan for air-suction type no-tillage planter, comprising a fan assembly, a wind collecting cover assembly is installed on the outer wall of the fan assembly, a baffle plate is installed on the front top of the fan assembly, a connecting body is installed on the rear side of the baffle plate, and a plurality of air supply distributors are communicated at equal intervals on the outer wall of the connecting body.

[0007] As a further description of the above technical scheme:

[0008] An air inlet is installed on the rear side of the fan assembly, and a distribution air outlet is installed on the outer side of the connecting body.

[0009] As a further description of the above technical scheme:

[0010] The fan assembly is a standard configuration of the air-suction type seeding machine.

[0011] As a further description of the above technical solution:

[0012] The air collecting cover assembly is a component for collecting air discharged by the fan, and includes a front air collecting cover and a rear front air collecting cover.

[0013] As a further description of the above technical solution:

[0014] The air feeding distributor is a key component for realizing the feeding of the fertilizer by the fan, and is an integrally formed component by injection molding.

[0015] As a further description of the above technical solution:

[0016] The blocking plate is a component for blocking the passage at the connecting position of the air collecting cover and the air feeding distributor, and is used for blocking the other side when one air feeding distributor is used.

[0017] The utility model has the following beneficial effects:

[0018] In the utility model, the mounting rack is combined with the air-suction type seeding machine, the fan is installed in the same way as the conventional seeding machine, the fan is connected to the main air passage of the seeding machine through the main air pipe, and the fertilizer feeding pipe is connected to the air feeding distributor to the fertilizer pipe, so that the installation is completed, the fan provides negative pressure adsorption of the seeds, the airflow is transported to the fertilizer feeding pipe through the air collecting cover and the air feeding distributor, the wind power assisted fertilizer feeding is realized, the accuracy of the plant spacing is increased, and the use requirement can be met. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 FIG. 1 is a perspective view of the fan for the air-suction type no-tillage seeding machine according to the utility model;

[0020] Figure 2 FIG. 2 is a side view of the fan for the air-suction type no-tillage seeding machine according to the utility model.

[0021] LEGEND:

[0022] 1, fan assembly; 2, air collecting cover assembly; 3, air feeding distributor; 4, connecting body; 5, blocking plate; 6, distribution air outlet; 7, air inlet. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] REFERENCEFigure 1 and Figure 2 The utility model provides an embodiment: a fan for no -tillage seeding machine of air suction formula, including fan assembly 1, the outer wall of fan assembly 1 is installed with wind collecting cover assembly 2, the front side top of fan assembly 1 is installed with the baffle 5, the rear side of baffle 5 is installed with the connecting body 4, and the outer wall of connecting body 4 is equidistantly connected with a plurality of air supply distributors 3;The rear side of fan assembly 1 is installed with air inlet 7, and the outer side of connecting body 4 is installed with distribution outlet 6.

[0025] Specifically, the integrated design device and air suction type seeding machine ensure that the fan is installed consistently with the conventional model, the main air pipe connects the fan and the main air duct of the seeding machine, the fertilizer conveying pipe connects the air supply distributor 3 and the fertilizer pipe, the installation of the device is realized, the fan provides negative pressure for the seeding unit through the main air pipe, seed adsorption is completed, the airflow is conveyed to the fertilizer (seed) conveying pipe through the wind collecting cover and the air supply distributor 3, and the wind power assisted fertilizer conveying function is realized.

[0026] The fan assembly 1 is a standard configuration of the air suction type seeding machine.

[0027] The wind collecting cover assembly 2 is a component for collecting the air discharged by the fan, including a front air collecting cover, a rear front air collecting cover and the like.

[0028] The air supply distributor 3 is a key component for realizing the conveying of fertilizer by the fan, and is an injection molded integral component. The component conveys the air discharged by the fan collected by the air collecting cover to the fertilizer conveying pipeline requiring wind power conveying through the multiple pipeline, and has the effect of assisting in conveying fertilizer (seed).

[0029] The baffle 5 is a part for blocking the channel at the connecting position of the air collecting cover and the air supply distributor 3. When one air supply distributor 3 is used, the other side is blocked by the baffle 5.

[0030] Working principle: through the mounting frame and the air suction type seeding machine, the fan is installed together, and there is no difference between the normal air suction type seeding machine and the fan installation. The fan is connected with the main air duct of the seeding machine by the main air pipe, and the air supply distributor 3 is connected with the fertilizer pipe requiring wind conveying by the fertilizer conveying pipe, so that the installation of the equipment on the seeding machine is completed. The fan provides negative pressure for each seeding unit through the main air pipe, completes the adsorption of seeds, and at the same time, the airflow generated by the fan suction is conveyed to the fertilizer (seed) conveying pipe requiring wind conveying through the wind collecting cover and the air supply distributor 3 of the utility model, and the effect of wind power assisted fertilizer conveying is realized.

[0031] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A blower for air-suction no-tillage seeding machine, comprising a blower assembly (1), characterized in that: The outer wall of the fan assembly (1) is provided with a wind collecting cover assembly (2), the front top of the fan assembly (1) is provided with a blocking plate (5), the rear side of the blocking plate (5) is provided with a connecting body (4), and the outer wall of the connecting body (4) is provided with a plurality of air supply distributors (3) in equidistance.

2. The blower for the air-suction no-tillage planter according to claim 1, wherein: The rear side of the fan assembly (1) is provided with an air inlet (7), and the outer side of the connecting body (4) is provided with a distribution air outlet (6).

3. The blower for the air-suction no-tillage planter according to claim 1, wherein: The fan assembly (1) is a standard configuration of a pneumatic seeder.

4. The blower for the air-suction no-tillage planter according to claim 1, wherein: The wind collecting cover assembly (2) is a component for collecting air discharged by the fan, comprising a front air collecting cover and a rear front air collecting cover.

5. The blower for the air-suction no-tillage planter according to claim 1, wherein: The air supply distributor (3) is a key component for realizing the fertilizer conveying of the fan, and is an integrally formed injection molded component.

6. The blower for the air-suction no-tillage planter according to claim 1, wherein: The blocking plate (5) is a part for blocking the channel at the connecting position of the air collecting cover and the air supply distributor (3), and when one air supply distributor (3) is used, the other side is blocked by the blocking plate (5).

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