CN205623198U - Disc height -adjustable's fertilizer distributor - Google Patents

Abstract

The utility model relates to a disc height -adjustable's fertilizer distributor belongs to agricultural machine technical field, including failing fertile device and spilling fertile device, defeated fertile device is spilling fertile device rear through connecting plate fixed connection, it includes box, disc and scraper blade to spill fertile device, the disc is located the box below, the scraper blade is located the disc upper surface, still is equipped with the high adjusting device of disc between box and disc, the utility model discloses the terrain clearance of adjustable disc through control disc rotational speed and terrain clearance, can realize evenly spilling fertilely and the controllable purpose of width.

Description

Fertilizer with adjustable disc height

technical field

The utility model relates to a general-purpose land operation machine, in particular to a double-disc spreading mechanism for spreading fertilizer in fields and greenhouses, and belongs to the technical field of agricultural machinery.

Background technique

With the increasing development of my country's agriculture, the planting of various crops has become large-scale. Due to the large amount of labor in fertilizer spreading operations and the harsh environment, and the aging of the main labor force population will soon face a serious shortage of labor force, mechanized fertilization become the final trend. According to the special geographical environment of our country, the landform in the south is mostly hilly, the field area is small, and the current market has a large volume; the fertilization is uneven; the fertilizer applicator with poor versatility for organic fertilizers with different physical properties is not suitable, and the construction cost Expensive and difficult to popularize. Therefore, researching a fertilizer applicator that is small in size, flexible in operation, low in cost, has strong versatility, and ensures stable transportation of fertilizers and uniform spreading of fertilizers is the need for the development of organic fertilizer mechanization operations in southern my country.

At present, paddle-type, screw-type and centrifugal fertilizer spreaders are generally used for solid fertilizer spreaders. However, paddle-type and screw-type fertilizer spreaders have practical problems such as small width, uneven fertilization, and low operating efficiency. It greatly affects the fertilization effect; the centrifugal fertilizer spreader has the advantages of simple mechanism, uniform fertilization, large width, etc., and can improve working conditions, but there are some shortcomings in the structure. Since the height of the disc from the ground has been fixed, as long as Only at a specific speed can the effect of uniform fertilization be achieved. At different speeds, the uniformity of fertilization is affected.

Utility model content

The technical problem to be solved by the utility model is to propose a fertilizer applicator with stable transmission, compact structure, simple operation, high work efficiency, uniform fertilization and adjustable height of the disc in view of the deficiencies in the prior art.

The technical solution proposed by the utility model to solve the above technical problems is: a fertilizer applicator with adjustable disc height, including a fertilizer delivery device and a fertilizer spreading device, and the fertilizer delivery device is fixedly connected behind the fertilizer spreading device through a connecting plate , the fertilizer spreading device includes a box, a disc and a scraper, the disc is located below the box, the scraper is located on the upper surface of the disc, it is characterized in that: between the box and the disc Disc height adjustment device.

Because the utility model is equipped with a disc height adjusting device, the height of the disc from the ground can be adjusted, so as to achieve the purpose of effectively controlling the width of the fertilization and uniform fertilization under different disc rotation speeds.

The improvement of the above-mentioned technical solution is as follows: a horizontally arranged bevel gear driving shaft and two vertically arranged bevel gear driven shafts are arranged in the box, and two oppositely arranged bevel gear driven shafts are fixedly arranged on the said bevel gear driving shaft. Bevel gears, the two driving bevel gears mesh with their corresponding driven bevel gears respectively, the bevel tooth driven shaft is fixed on the driven bevel gear, the lower end of the bevel tooth driven shaft passes through the bottom of the box body and The upper end of the disc height adjusting device is connected, and the lower end of the disc height adjusting device is connected with the disc shaft arranged at the center of the disc.

The fertilization mechanism of the utility model transmits the power from the bevel gear drive shaft to the disk shaft through the bevel gear through the tractor, and the transmission is stable, and the oppositely arranged bevel gear can drive the two disks to rotate in reverse. Height for uniform fertilizer spreading and controllable width.

The improvement of the above technical solution is: the fertilizer conveying device includes a frame, a hopper, a crawler chassis and a buried scraper, the frame is fixedly installed above the crawler chassis, the hopper is fixedly installed above the frame, and the inside of the hopper The bottom is provided with a bottom plate, the front end of the bottom plate is located directly above the disc, a sprocket shaft is arranged horizontally in the front and rear of the hopper, and a sprocket is respectively arranged at both ends of the two sprocket shafts. Chains are connected, and several buried scrapers are arranged between the two chains, and the buried scrapers are evenly distributed on the chains, and the buried scrapers are located above the bottom plate and close to the bottom plate.

In the utility model, the fertilizer is located on the bottom plate in the hopper, and the buried scraper is driven by the chain to scrape off the fertilizer on the bottom plate so as to fall on the disc.

A preferred solution of the above technical solution is: the disc height adjusting device is a keyway device, the bottom of the bevel tooth driven shaft is provided with a key, and the upper part of the disc shaft is hollow and provided with a key that matches the key. keyway, the bottom of the bevel tooth driven shaft can be inserted into the disk shaft.

A preferred solution of the above technical solution is: the disc height adjusting device is a screw adjusting device, the bottom of the bevel gear driven shaft is connected with a bolt, and the upper part of the disc shaft is connected with a nut matching the bolt .

The improvement of the above technical solution is: there are three scrapers evenly distributed around the center of the disc, and the end of the scraper away from the center of the disc protrudes from the end face of the disc, and the protruding length is 2 cm.

By arranging three scrapers and the scrapers protrude from the end face of the disc, it can further ensure uniform fertilization.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the structural representation of the utility model embodiment one;

Fig. 2 is a schematic diagram of the structure of the sprocket in Fig. 1;

Fig. 3 is a structural schematic diagram of the fertilizer spreading device in Fig. 1 .

The reference signs of the above-mentioned accompanying drawings are as follows:

Bevel tooth driving shaft 1, driving bevel gear 2, driven bevel gear 3, box body 4, bearing seat 5, bevel tooth driven shaft 6, disc shaft 7, keyway 8, scraper 9, disc 10, connecting plate 11. Track chassis 12, frame 13, hopper 14, driving sprocket 15, chain 16, buried scraper 17, power input shaft 18, bottom plate 19, sprocket driven shaft 20, driven sprocket 21.

detailed description

Embodiment one

As shown in Figures 1 and 2, the height-adjustable disc fertilizer of this embodiment includes a fertilizer delivery device and a fertilizer spreading device, and the fertilizer delivery device is fixedly connected behind the fertilizer spreading device through a connecting plate 11 .

The fertilizer transporting device comprises a frame 13, a hopper 14, a crawler chassis 12 and a buried scraper 17, the frame 13 is fixedly installed above the crawler chassis 12, the hopper 14 is fixedly installed above the frame 13, and the inner bottom of the hopper 14 is provided with a bottom plate 19, The front end of the bottom plate 19 is located directly above the disc 10, and the power input shaft 18 and the sprocket driven shaft 20 are arranged horizontally in the front and back of the hopper 14, and the two ends of the power input shaft 18 and the sprocket driven shaft 20 are respectively provided with driving sprockets. 15 and the driven sprocket 21, the driving sprocket 15 and the driven sprocket 21 are connected with a chain 16, a number of buried scrapers 17 are arranged between the two chains 16, and the buried scrapers 17 are evenly distributed on the chain 16 , the buried scraper 17 is located above the bottom plate 19 and close to the bottom plate 19 .

As shown in Figure 2, the fertilizer spreading device includes a box body 4, a disc 10, a scraper 9 and a disc height adjustment device. Shaft 1 and two vertically arranged bevel gear driven shafts 6, two oppositely arranged driving bevel gears 2 are fixed on the bevel gear driving shaft 1, and the two driving bevel gears 2 are in phase with the corresponding driven bevel gear 3 respectively. meshing, the bevel tooth driven shaft 6 is fixed on the driven bevel gear 3, the lower end of the bevel tooth driven shaft 6 passes through the bottom of the box body 4 and is connected to the upper end of the disc height adjustment device, and the lower end of the disc height adjustment device is connected to the The disk shaft 7 at the center of the disk 10 is connected. The disc height adjustment device in this embodiment is a keyway device, the bottom of the bevel tooth driven shaft 6 is provided with a key, the upper part of the disc shaft 7 is hollow and is provided with a keyway 8 matching the key, the bevel tooth driven shaft 6 The bottom can be inserted in the disk shaft 7.

The fertilization mechanism of the present utility model transmits the power from the bevel gear drive shaft 1 to the disk shaft 7 through the bevel gear by the tractor, the transmission is stable, and the oppositely arranged bevel gears can drive the two disks 10 to rotate in reverse, and through the control of the disk 10 Speed and height from the ground can spread fertilizer evenly and the width can be controlled.

In this embodiment, there are three scrapers 9 located on the upper surface of the disc. The scrapers 9 are evenly distributed around the center of the disc. The end of the scraper 9 away from the center of the disc 10 protrudes from the end face of the disc 10 with a length of 2 cm. The design of three scrapers with the scrapers protruding from the end of the disc further ensures uniform fertilization.

Embodiment two

The rest of the height-adjustable disc fertilizer applicator of this embodiment is the same as the first embodiment, the difference is that the disc height adjustment device is a threaded adjustment device, the bottom of the bevel tooth driven shaft is connected with a bolt, and the upper part of the disc shaft is connected There are nuts cooperating with the bolts.

The height-adjustable fertilizer of the utility model is not limited to the above-mentioned embodiments, and all technical solutions obtained by adopting equivalent replacement methods fall within the protection scope of the utility model.

Claims (5)

1. A fertilizer with an adjustable disc height, comprising a fertilizer delivery device and a fertilizer spreading device, the fertilizer delivery device is fixedly connected behind the fertilizer spreading device through a connecting plate, and the fertilizer spreading device includes a casing, a disc and A scraper, the disc is located below the box, and the scraper is located on the upper surface of the disc, characterized in that a disc height adjustment device is also provided between the box and the disc. 2. The fertilizer applicator with adjustable disc height according to claim 1, characterized in that: a horizontally arranged bevel gear driving shaft and two vertically arranged bevel gear driven shafts are arranged in the box, so that The bevel gear drive shaft is rotationally connected with the box through a bearing seat, and two oppositely arranged drive bevel gears are fixed on the bevel gear drive shaft, and the two drive bevel gears mesh with the corresponding driven bevel gears respectively. , the bevel tooth driven shaft is fixed on the driven bevel gear, the lower end of the bevel tooth driven shaft passes through the bottom of the box and is connected to the upper end of the disc height adjustment device, and the lower end of the disc height adjustment device is connected to the set Connected to the disc shaft in the center of the disc. 3. The fertilizer applicator with adjustable disc height according to claim 2, characterized in that: the fertilizer delivery device comprises a frame, a hopper, a crawler chassis and a buried scraper, and the frame is fixedly installed above the crawler chassis , the hopper is fixedly installed above the frame, the bottom of the hopper is provided with a bottom plate, the front end of the bottom plate is located directly above the disc, a horizontally arranged sprocket shaft is provided in the front and rear of the hopper, and two chains A sprocket is arranged at both ends of the wheel shaft, and a chain is connected to the sprocket, and a number of buried scrapers are arranged between the two chains, and the buried scrapers are evenly distributed on the chain, and the buried scrapers are located at Above and close to the base plate. 4. The fertilizer applicator with adjustable disc height according to claim 3, characterized in that: the disc height adjusting device is a keyway device, the bottom of the bevel gear driven shaft is provided with a key, and the disc shaft The upper part is hollow and is provided with a key groove matched with the key, and the bottom of the bevel tooth driven shaft can be inserted into the disk shaft. 5. The fertilizer applicator with adjustable disc height according to claim 3, characterized in that: the disc height adjusting device is a screw adjusting device, the bottom of the bevel tooth driven shaft is connected with a bolt, and the disc The upper part of the shaft is connected with a nut matched with the bolt.