CN205305404U - Fertilizer spreader - Google Patents

Abstract

The utility model discloses a fertilizer spreader, which relates to the field of agricultural fertilizer application machinery. The utility model includes a walking support wheel, a fertilizer spreading transfer gearbox, a spiral centrifugal type and a horizontal centrifugal type spreading device, a fertilizer conveying chain, a total transfer gearbox, a hydraulic pump, a traction frame, a hydraulic oil tank, a flow regulating valve, and a fertilizer box. , Fertilizer spreader chassis, transmission shaft with universal joint, hydraulic motor, fertilizer conveying chain control gearbox, fertilizer retaining plate control oil cylinder and fertilizer retaining plate. The utility model is driven by a tractor to drive a hydraulic pump and a total transfer gearbox, through a hydraulic motor and a transmission shaft with a universal joint, the fertilizer conveying chain and the spiral centrifugal and horizontal centrifugal throwing devices are respectively driven to rotate, and the fertilizer distribution is controlled through a flow regulating valve. The rotating speed of the gearbox can be adjusted to adjust the speed at which the fertilizer conveying chain transports the fertilizer to the spreading device. The left and right spiral centrifugal and horizontal centrifugal spreading devices spread the fertilizer to the field through high-speed rotation. The utility model has the characteristics of uniform throwing, large throwing amount and the like.

Description

a fertilizer spreader

technical field

The utility model belongs to the technical field of agricultural machinery manufacturing, in particular to the field of agricultural fertilization.

Background technique

With the development of the economy, in agricultural production, in order to improve the quality of cultivated land and achieve the goals of agricultural cycle and ecological development, it is necessary to fertilize the soil or crops regularly, and as all aspects of agriculture rely more and more on mechanical operations, at the same time reduce the The labor intensity of farmers and the requirements for improving work efficiency, due to the poor sowing uniformity in the prior art, the adjustment of fertilizer application rate is affected by various factors, which cannot meet the requirements of modern fertilizer application.

Utility model content

The purpose of the utility model is to provide a fertilizer spreader, which can realize wide-range adjustment of fertilizer spreading amount, and has simple structure, easy operation, stable and reliable performance, and high operation efficiency.

In order to achieve the above purpose, the utility model adopts the following technical solutions: a fertilizer spreader, including a fertilizer spreader chassis, a fertilizer box is fixed on the fertilizer spreader chassis, and a walking support wheel is fixed below the fertilizer spreader chassis .

Meanwhile, the utility model can also be further realized through the following technical measures.

First of all, there is a fertilizer conveying chain fixed on the chassis of the fertilizer spreader at the bottom of the fertilizer tank. A hydraulic motor and a fertilizer conveying chain control gearbox are fixed behind the chassis of the fertilizer spreader to drive the rotation of the fertilizer conveying chain. The front of the chassis of the fertilizer spreader There is a fixed flow regulating valve for adjusting the speed of the hydraulic motor, which is used to adjust the rotation speed of the fertilizer conveying chain, thereby adjusting the speed of the fertilizer conveying chain to transport fertilizer backwards.

Secondly, the rear part of the fertilizer box is equipped with a spiral centrifugal type and a horizontal centrifugal type scattering device fixed on the chassis of the fertilizer spreader and the fertilizer box. , turning in the opposite direction; the spiral centrifugal and horizontal centrifugal throwing devices include a fertilizer spreading mechanism transfer gearbox connected to the drive mechanism and a transmission shaft with universal joints, the transmission shaft with universal joints is connected with the total transfer transmission, The power required for the rotation of the spiral centrifugal and horizontal centrifugal throwing devices is provided by the total transfer gearbox through the drive shaft with universal joints.

Thirdly, a traction frame is connected to the front of the chassis of the fertilizer spreader, a total transfer gearbox is fixed in the middle of the traction frame, and a hydraulic pump is fixed on the upper part of the total transfer gearbox to provide power. tank.

Fourth, a fertilizer retaining plate is installed at the rear of the fertilizer tank, and the fertilizer retaining plate is placed in front of the spiral centrifugal and horizontal centrifugal throwing devices, and the size of the fertilizer outlet can be adjusted by the rising height of the fertilizer retaining plate, thereby controlling the amount of fertilizer spreading , The fertilizer retaining plate is controlled by the fertilizer retaining plate control oil cylinder to control the rising amount, and the fertilizer retaining plate control oil cylinder is fixed on the chassis of the fertilizer spreader and the fertilizer tank, and is connected with the hydraulic pump.

Fifth, the helical part of the spiral centrifugal and horizontal centrifugal throwing devices is open on one side, and one side takes fertilizer from the fertilizer box. When it is working, when it is turned to one side of the fertilizer box, the fertilizer is taken from the fertilizer box to the outside Throw it out.

Finally, the side of the fertilizer outlet of the fertilizer conveying chain extends out of the fertilizer box, and is located on the lower side of the spiral part of the spiral centrifugal and horizontal centrifugal throwing devices, and on the upper side of the horizontal throwing part.

When the utility model fertilizer spreader is in use, it is connected to the tractor through the traction frame, and the power output shaft of the tractor is connected to the total transfer gearbox on the traction frame, and part of the power is transmitted to the hydraulic pump on the total transfer gearbox, thereby driving the hydraulic motor , through the fertilizer transmission chain to control the gearbox to drive the fertilizer conveying chain to run, so that the fertilizer on the fertilizer conveying chain is continuously sent backwards to the discharge port, and the oil cylinder is controlled by the fertilizer retaining plate to control the upper and lower positions of the fertilizer retaining plate and the size of the fertilizer outlet , so as to control the fertilizer flow; part of the power is transmitted from the total transfer gearbox to the fertilizer spreading transfer gearbox through the drive shaft with universal joints, and then drives the left and right spiral centrifugal and horizontal centrifugal throwing devices to rotate in reverse, and part of the fertilizer is sent by the spiral The centrifugal throwing device throws out, and part of it throws out through the horizontal centrifugal throwing device.

The oil tank set above the traction frame of the utility model can provide hydraulic oil for the hydraulic pump, and the gear pump can send the hydraulic oil to the hydraulic motor and the fertilizer control cylinder, and the lubricating oil returns to the oil tank from the hydraulic motor and the fertilizer control cylinder internal.

Compared with the existing technology, the fertilizer spreader of the utility model realizes the three-dimensional fertilizer spreading, and simultaneously spreads the fertilizer up and down through the spiral and horizontal centrifugal spreading devices, so that the fertilizer can be spread to different positions, and the uniformity of fertilizer spreading is improved; at the same time The amount of fertilizer application can be controlled by controlling the oil cylinder of the fertilizer baffle to control the upper and lower positions of the fertilizer baffle. The adjustment range is wide, and a large amount of fertilizer can be realized, which is more convenient when spreading organic fertilizers.

Description of drawings

Fig. 1 is the rear view schematic diagram of the fertilizer spreader of the present invention.

Fig. 2 is a schematic left view of the fertilizer spreader of the present invention.

Fig. 3 is a structural schematic diagram of a left-hand spiral centrifugal type and a horizontal centrifugal type scattering device.

Fig. 4 is a top view schematic diagram of a left spiral centrifugal type and a horizontal centrifugal type scattering device.

The meanings of the reference signs in the figure are as follows:

1—walking support wheel, 2—fertilizer spreading transfer gearbox, 3—screw centrifugal and horizontal centrifugal throwing device, 4—bearing seat, 5—fertilizer conveying chain, 6—total transfer gearbox, 7—hydraulic pump , 8—traction frame, 9—fuel tank, 10—flow regulating valve, 11—fertilizer tank, 12—fertilizer spreader chassis, 13—drive shaft with universal joint, 14—hydraulic motor, 15—fertilizer conveying chain control gearbox , 16—Fertilizer control cylinder, 17—Fertilizer plate, 3-1—Lower horizontal fertilizer spreader, 3-2—Lower horizontal spreader, 3-3—Upper horizontal spreader, 3-4—Upper horizontal spreader Board, 3-5—lower fertilizer block, 3-6—upward fertilizer block.

detailed description

The implementation of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

As shown in Figures 1 to 4, a fertilizer spreader includes a walking support wheel 1, a fertilizer spreading transfer gearbox 2, a spiral centrifugal and a horizontal centrifugal throwing device 3, a fertilizer conveying chain 5, and a total transfer gearbox 6 , hydraulic pump 7, traction frame 8, hydraulic oil tank 9, flow regulating valve 10, fertilizer tank 11, fertilizer spreader chassis 12, drive shaft with universal joint 13, hydraulic motor 14, fertilizer conveying chain control gearbox 15, fertilizer block Plate control oil cylinder 16 and fat retaining plate 17 are formed.

As shown in Figures 3 and 4, the spiral centrifugal and horizontal centrifugal throwing devices 3 include a column 3-9, and two bearing housings 4 are respectively installed at the upper and lower ends of the column 3-9; the lower end of the column 3-9 is equipped with a lower horizontal The throwing tray 3-1 is equipped with a lower horizontal throwing trough 3-2 on the lower horizontal throwing tray 3-1; there is an upper horizontal throwing tray 3-3 installed on a column 3-9 above the lower horizontal throwing tray 3-1, and an upper horizontal throwing tray 3-3 is arranged on the top of the lower horizontal throwing tray 3-1 The upper horizontal throwing plate 3-4 is installed on the horizontal throwing plate 3-3; the top of the upper horizontal throwing plate 3-3 is installed on the column 3-9 with the lower fertilizer block 3-5, the screw base 3-6 and the upper The fertilizer spreading block 3-10, the screw base 3-6 is equipped with a spreading plate 3-7 and a fertilizer spreading plate 3-8; the bottom end of the spiral centrifugal and horizontal centrifugal spreading device 3 is connected with the fertilizer spreading transfer gearbox 2 And driven by it; spiral centrifugal and horizontal centrifugal throwing device 3. The spiral part is open on one side, and one side takes fertilizer from the fertilizer box. When it is working, when it is turned to the side of the fertilizer box, the fertilizer is brought from the fertilizer box to Toss outside.

As shown in Figures 1 and 2, the bottom of the fertilizer box 11 has a fertilizer conveyor chain fixed on the chassis 12 of the fertilizer spreader, and the rear of the chassis 12 of the fertilizer spreader is fixed with a hydraulic motor 14 that drives the fertilizer conveyor chain 5 to rotate and fertilizer The conveyor chain controls the gearbox 15, and the front side of the chassis 12 of the fertilizer spreader is fixed with a flow regulating valve 10 for adjusting the rotational speed of the hydraulic motor, which is used to adjust the rotation speed of the fertilizer conveyor chain 5, thereby adjusting the speed of the fertilizer conveyor chain 5 to transport fertilizer backwards.

As shown in Fig. 1 and Fig. 2, the spiral centrifugal type and the horizontal centrifugal type throwing device 3 fixed on the chassis 12 of the fertilizer spreader and the fertilizer box 11 are installed at the rear of the fertilizer box 11, and the spiral centrifugal type and the horizontal centrifugal type One group is arranged on the left and right sides of the type spreading device 3, and when working, the steering is opposite; the spiral centrifugal type and horizontal centrifugal type spreading device 3 include the transfer gearbox 2 of the fertilizer spreading mechanism connected with the driving mechanism and the transmission shaft 13 with universal joints. , the belt universal joint transmission shaft 13 is connected with the total transfer gearbox 6, and the power required for the rotation of the spiral centrifugal and horizontal centrifugal throwing device 3 is passed by the belt universal joint transmission shaft 13 with the total transfer transmission gearbox 6 supply.

As shown in Figures 1 and 2, a traction frame 8 is connected to the front of the chassis 12 of the fertilizer spreader, the central part of the traction frame is fixed with a total transfer gearbox 6, and the hydraulic pump 7 is fixed on the upper part of the total transfer gearbox 6. Power is provided, and a hydraulic oil tank 9 is fixed above the traction frame 8 rear portion.

As shown in Figures 1 and 2, a fertilizer retaining plate 17 is installed at the rear of the fertilizer tank 11, and the fertilizer retaining plate is placed in front of the spiral centrifugal and horizontal centrifugal throwing device 3, and the fertilizer output is adjusted by rising the height of the fertilizer retaining plate 17. The size of the opening can control the amount of fertilizer spreading. The fertilizer retaining plate 17 is controlled by the fertilizer retaining plate control cylinder 16. The fertilizer retaining plate control cylinder 16 is fixed on the fertilizer spreader chassis 12 and the fertilizer tank 11, and is connected with the hydraulic pump 7. .

As shown in Figures 1 and 2, one side of the fertilizer outlet of the fertilizer conveying chain extends out of the fertilizer box, and is located on the lower side of the spiral part of the spiral centrifugal and horizontal centrifugal throwing devices, and on the upper side of the lower horizontal throwing part.

Below in conjunction with Fig. 1～4, the working process of the utility model will be further described.

When the fertilizer spreader of the utility model is in use, it is connected with the tractor through the traction frame 8, and the power output shaft of the tractor is connected with the total transfer gearbox 6 on the traction frame 8, and a part of the power is transmitted to the hydraulic pump on the total transfer gearbox 6 7, thereby driving the hydraulic motor 14, and controlling the gearbox 15 through the fertilizer conveying chain to drive the fertilizer conveying chain 5 to run, so that the fertilizer on the fertilizer conveying chain 5 is continuously sent backwards to the discharge port, and the oil cylinder 16 is controlled by the fertilizer retaining plate to control the block The upper and lower positions of the fertilizer plate 17 control the size of the fertilizer outlet, thereby controlling the fertilizer flow; a part of the power is transmitted from the total transfer gearbox 6 to the fertilizer spreading transfer gearbox 2 through the drive shaft 13 with universal joints, and then drives the left and right The spiral centrifugal and horizontal centrifugal spreading devices 3 rotate in opposite directions, part of the fertilizer is thrown by the spiral centrifugal spreading devices 3-6, 3-7, 3-8, and part of the fertilizer is thrown by the horizontal centrifugal spreading devices 3-1, 3-2 , 3-3, 3-4 throws.

The fuel tank 9 provided above the traction frame 8 of the present utility model can provide hydraulic oil for the hydraulic pump 7, and the hydraulic pump 7 can send the hydraulic oil to the hydraulic motor 14 and the fat retaining plate control cylinder 16, and the hydraulic oil is then from the hydraulic motor 14 and The fat retaining plate controls the oil cylinder 16 to get back to the inside of the fuel tank 9 .

Compared with the existing technology, the fertilizer spreader of the utility model realizes the three-dimensional fertilizer spreading, and simultaneously spreads the fertilizer up and down through the spiral and horizontal centrifugal spreading devices, so that the fertilizer can be spread to different positions, and the uniformity of fertilizer spreading is improved; at the same time The amount of fertilizer application can be controlled by controlling the oil cylinder of the fertilizer baffle to control the upper and lower positions of the fertilizer baffle. The adjustment range is wide, and a large amount of fertilizer can be realized, which is more convenient when spreading organic fertilizers.

Claims (6)

1. A fertilizer spreader, comprising a fertilizer spreader chassis (12), a fertilizer box (11) is fixed on the fertilizer spreader chassis (12), and a walking support wheel is fixed under the fertilizer spreader chassis (12) (1), characterized in that: the bottom of the fertilizer box (11) has a fertilizer conveying chain (5) fixed on the chassis (12) of the fertilizer spreader, and a driving fertilizer conveying chain is fixed behind the chassis (12) of the fertilizer spreader (5) The rotating hydraulic motor (14) and the fertilizer conveying chain control the gearbox (15), and the flow regulating valve (10) for adjusting the speed of the hydraulic motor (14) is fixed in front of the chassis (12) of the fertilizer spreader to adjust The rotation speed of the fertilizer conveying chain (5) is used to adjust the speed at which the fertilizer conveying chain (5) transports fertilizer backwards. 2. The fertilizer spreader according to claim 1, characterized in that: the rear of the fertilizer box (11) is equipped with a spiral centrifugal type and a horizontal centrifugal type fixed on the fertilizer spreader chassis (12) and the fertilizer box (11). The throwing device (3), the spiral centrifugal type and the horizontal centrifugal type throwing device (3) have a set on the left and right, and when working, they turn in opposite directions; the spiral centrifugal type and horizontal centrifugal type throwing device (3) include a drive mechanism The connected transfer gearbox (2) of the fertilizer spreading mechanism and the drive shaft with universal joints (13), the drive shaft with universal joints (13) is connected with the total transfer gearbox (6), the spiral centrifugal and horizontal The power required for the rotation of the centrifugal throwing device (3) is provided by the total transfer gearbox (6) through the drive shaft with universal joints (13). 3. The fertilizer spreader according to claim 2, characterized in that: a traction frame (8) is connected to the front of the chassis (12) of the fertilizer spreader, and a total transfer gearbox (6) is fixed in the middle of the traction frame (8). The hydraulic pump (7) is fixed on the upper part of the total transfer gearbox (6) and is powered by it, and a hydraulic oil tank (9) is fixed above the rear part of the traction frame (8). 4. The fertilizer spreader according to claim 3, characterized in that: a fertilizer retaining plate (17) is installed at the rear of the fertilizer box (11), and the fertilizer retaining plate (17) is placed in the spiral centrifugal and horizontal centrifugal spreading devices (3) In the front, the size of the fertilizer outlet can be adjusted by raising the height of the fertilizer retaining plate (17), and then the amount of fertilizer spreading can be controlled. The fertilizer retaining plate (17) is controlled by the fertilizer retaining plate control oil cylinder (16). The control oil cylinder (16) is fixed on the fertilizer spreader chassis (12) and the fertilizer box (11), and is connected with the hydraulic pump (7). 5. The fertilizer spreader according to claim 4, characterized in that: one side of the spiral part of the spiral centrifugal and horizontal centrifugal spreading device (3) is open, and one side takes fertilizer from the fertilizer box (11). During its work, when turning to one side of the fertilizer box (11), the fertilizer is brought to the outside from the fertilizer box (11) and thrown out. 6. The fertilizer spreader according to claim 5, characterized in that: the side of the fertilizer outlet of the fertilizer conveying chain (5) protrudes outside the fertilizer box (11), and is located in the spiral centrifugal and horizontal centrifugal spreading devices ( 3) The lower side of the spiral part and the upper side of the horizontal throwing part.