KR101270686B1 - Ground driven fertilizer spreader - Google Patents

Abstract

PURPOSE: A wheel driven maneuver distributor is provided to control rotary power delivered to a mesh chain conveyor and a hopper according to oil pressure and be easily used by operating simultaneously the hopper and a shutter. CONSTITUTION: A wheel driven maneuver distributor comprises a main body frame(100), a hopper(200), a power delivering device(300), a speed controlling device, a shutter(220) and a distributing plate(600). The main body frame comprises a wheel(110) and a connecting device(120) to get power from a tractor for moving. The hopper is equipped to the main body frame to contain maneuver and comprises a discharging part on the lower part. The power delivering device comprises an electric wheel(310) which is fixed in a rotating way and delivers the rotary power from the wheel to the mesh chain conveyor. The speed controlling device comprises an elastic member(250) and a pressure cylinder between the frame and the power delivering device so that the rotary power from the wheel is controlled according to the pressure. The shutter comprises a guide body(240) with a guide rail which directs the opening and the closing of the shutter on the hopper and the elastic member and the pressure cylinder between the guide body and the shutter to open the discharging part of the hopper according to the pressure of the tractor. The distributing plate is equipped in the lower part of the discharging part of the hopper to distribute maneuver while rotating.

Description

Ground driven fertilizer spreader

The present invention relates to a wheel-driven fertilizer spreader, and in particular, to improve the fertilizer spreader is towed by the tractor to actuate the rotational force transmitted from the wheel to the mesh chain conveyor provided in the hopper under hydraulic control and the shutter of the hopper The present invention relates to a wheel-driven fertilizer spreader which makes it easier and more convenient to spread fertilizers.

In general, the fertilizer spreader refers to a machine that evenly spreads various fertilizers, such as compost to the paddy field, is commonly used in connection with the rear of the tractor.

These fertilizer spreaders require a drive source for evenly spreading the fertilizers loaded on the hopper, and when classified according to the drive source, the independent power that uses the rotational power generated by driving a separate engine mounted on its own for fertilizer spreading, and the torque from the tractor It is divided into two types of delivery type which receives and carries out fertilizer spreading.

However, in the conventional fertilizer spreader is a stand-alone type having a separate engine, the price is high, there is a problem that the maintenance cost is high because it consumes fuel during operation.

In addition, in the conventional fertilizer spreader because the transfer type is operated by receiving a rotational force directly connected from the tractor, there was a technical problem that it is difficult to control whether or not the operation of the fertilizer spreader separately.

In particular, since the conventional fertilizer spreader can only control the rotation of the spreading plate, there is a problem that can not separately control the operation of the shutter or the conveyor installed in the hopper according to the intention of the operator.

The present invention is to solve the above problems, it can be operated intermittently to operate the mesh chain conveyor, shutter, and spreader plate of the fertilizer spreader according to the hydraulic control, the opening of the shutter and the tension and driving speed of the mesh chain conveyor , And various adjustment functions such as the selection of the input port according to the type of fertilizer, and the operator can easily recognize the remaining amount of fertilizer in the hopper and the operation of various equipments on the tractor, thereby improving the productability and convenience of the fertilizer spreader. To provide a wheel-driven fertilizer spreader.

The present invention includes a main frame having a wheel and a connecting device capable of traveling by receiving a traction force from the tractor; A hopper installed at an upper portion of the main body frame, capable of loading fertilizer, having a discharge port formed at one side of a bottom portion thereof, and having a mesh chain conveyor on the bottom surface for transferring the loaded fertilizer to the discharge port; A power transmission device having an electric wheel rotatably supported on the main body frame to transfer the rotational force input from the electric wheel selectively contacting the wheel to the mesh chain conveyor for driving; An intermittent control device that installs an elastic body and a hydraulic cylinder between the main body frame and the power transmission device to control the rotational force transmission from the wheel to the electric wheel according to the control of the hydraulic pressure supplied from the tractor; A guide body having a guide rail for guiding opening and closing of the shutter is fixedly installed on an upper side of the hopper, and an elastic body and a hydraulic cylinder are installed between the guide body and the shutter, according to the control of the shared hydraulic pressure supplied from the tractor. A shutter interlocked with the intermittent control device to open and close the outlet of the hopper; It is achieved by constructing a spreading plate located below the outlet of the hopper and spreading the fertilizer in accordance with the rotation.

In the present invention, as the control device and the shutter is supplied with the hydraulic pressure from the tractor extends the hydraulic cylinder to separate the electric wheel from the wheel to block the rotational force and at the same time to close the hopper outlet, as the hydraulic pressure is blocked from the tractor The elastic body is in contact with the wheel to transmit the rotational force and at the same time it is characterized in that it is interlocked to lift the shutter to open the hopper outlet.

In the present invention, the power transmission device includes a rotation frame rotatably supported by the main body frame; An electric wheel rotatably supported by the rotation frame to selectively contact the wheel to receive a rotational force, and having a driving sprocket provided on the rotation shaft; It is composed of a plurality of chains and connecting sprockets and tensioners which are provided between the driven sprocket for driving the mesh chain conveyor from the drive sprocket to transfer the rotational force of the drive sprocket to the driven sprocket.

In the present invention, the control device is the elastic body and the hydraulic cylinder is installed between the end of the rotation frame and the main frame of the power transmission device, the hydraulic cylinder is extended by the hydraulic pressure supplied from the tractor to separate the electric wheel from the wheel, As the hydraulic pressure from the tractor is blocked, the wheel is elastically brought into contact with the wheel by the elastic body.

In addition, the shutter has a locking bar protruding, the guide body is provided with a stopper for limiting the upper limit of the locking bar to be movable fixed, the guide body is provided with a gauge indicating the opening of the shutter, the stopper is moved on the gauge Instructions are provided.

In the present invention, the spreading plate is composed of two discs rotatably supported on the main frame and rotated in opposite directions, and a plurality of wings installed upright in the radial direction of the disc; It rotates by the hydraulic motor which uses the hydraulic pressure supplied from a tractor as a drive source.

In the present invention, the mesh chain conveyor has a support shaft rotatably supporting the mesh chain is installed to be movable fixed to the side of the hopper, it is possible to adjust the tension of the mesh chain conveyor.

In addition, the main body frame is provided with a CCTV camera for imaging any one or more of the opening and closing state of the shutter, the fertilizer transfer state of the mesh chain conveyor, and the fertilizer spraying state of the spreading plate; In the driver's seat of the tractor, a monitor is provided which displays an image captured by the camera in real time. In addition, in the present invention, a transparent display window is formed on the wall surface of the hopper so that an operator can easily check the remaining amount of fertilizer in the hopper. It is supposed to be done.

In the present invention, the interior of the hopper is provided with a rack supported on the inner wall inclined both ends.

In addition, in the present invention, between the discharge port of the hopper and the spreading plate fertilizer injection control device consisting of a large-diameter inlet corresponding to the organic fertilizer and a small-diameter inlet corresponding to the granular fertilizer is installed to be flowable, the fertilizer input control The device is adapted to position relative to the outlet as the screw lever rotates.

In the present invention, the linkage device is a tow-type linkage which receives only a traction force from the tractor or a mountable linkage mounted on the tractor.

The present invention provides the following effects by the solution of the above-described problems.

First, the present invention can operate the hydraulic cylinder in contact with the wheel and the shutter of the hopper at the same time by the operation of the hydraulic cylinder according to the hydraulic control of the tractor simultaneously with the intermittent operation of the mesh chain conveyor and spreader of the spreader. Fertilizers such as can be sprayed in an optimal state as necessary.

Second, the present invention can be made smoothly, such as compost, since the electric wheel is smoothly contacted with the wheels and is transmitted without being blocked by the action of the spring, which is an elastic body, even when there is a furrow.

Third, the present invention can adjust the inlet according to the type of fertilizer, such as the opening of the shutter and the tension and driving speed of the mesh chain conveyor and the compost can be sprayed with various fertilizers.

Fourth, the present invention is driven by the wheel of the spreader itself has the effect of adjusting the amount of application of fertilizer, such as compost according to the running speed of the spreader towed by the tractor.

In addition, the operator can easily recognize the remaining amount of fertilizer in the hopper and the operation of the various mechanisms in the tractor can improve the ease of use of the fertilizer spreader.

1 is a rear perspective view of the wheel-driven fertilizer spreader of the present invention.
Figure 2 is a front perspective view of the wheel drive fertilizer spreader of the present invention.
Figure 3 is a view showing the inside of the hopper in the wheel drive fertilizer spreader of the present invention.
4 is a plan view of a wheel drive fertilizer spreader of the present invention.
5 is a view showing the operation of the main portion in the wheel-driven fertilizer spreader of the present invention, (a) is a state in which the electric wheel is in contact with the wheel, (b) is a state in which the electric wheel is spaced apart from the wheel.
6 is an enlarged view of a portion A of FIG. 4.
7 is a view showing the operation of the shutter in the wheel drive fertilizer spreader of the present invention, (a) is a shutter open state, (b) is a shutter closed state.
8 is a view showing a fertilizer input control device in the wheel drive fertilizer spreader of the present invention.
9 is a view showing a connecting device in the wheel-driven fertilizer spreader of the present invention, (a) is a view showing a traction type connection device, (b) is a view showing a mounting type connection device.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a rear perspective view of the wheel drive fertilizer spreader of the present invention, Figure 2 is a front perspective view of the wheel drive fertilizer spreader of the present invention, Figure 3 is a view showing the inside of the hopper in the wheel drive fertilizer spreader of the present invention. to be.

4 is a plan view of the wheel-driven fertilizer spreader of the present invention, Figure 5 is a view showing the operation of the main portion in the wheel-driven fertilizer spreader of the present invention, Figure 5 (a) is an electric wheel contact the wheel. One state is shown, and FIG. 5 (b) shows a state in which the transmission wheel is spaced apart from the wheel.

In addition, Figure 6 is an enlarged view of the portion A of Figure 4, Figure 7 is a view showing the operation of the shutter in the wheel-driven fertilizer spreader of the present invention, Figure 7 (a) shows the open state of the shutter. 7B shows a state where the shutter is closed.

Next, Figure 8 is a view showing a fertilizer injection control device in the wheel drive fertilizer spreader of the present invention, Figure 9 is a view showing a connecting device in the wheel drive fertilizer spreader of the present invention, Figure 9 (a) Denotes a traction type connection device, and FIG. 9B illustrates a payload type connection device.

1 to 9, the wheel drive fertilizer spreader of the present invention, the main body frame 100, hopper 200, power transmission device 300, intermittent control device 400, and spreader plate ( 500), the control of the hydraulic pressure in the tractor as the operator controls the mesh chain conveyor 230, the shutter 220 and the spreading plate 500 is characterized in that the technical basic features.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2, the wheel-driven fertilizer spreader of the present invention is basically provided with a wheel 110 and a connecting device 120, the main body frame 100 that can run by receiving a traction force from the tractor; It is installed on the upper portion of the main body frame 100, the fertilizer can be loaded, a discharge port 210 is formed on one side of the bottom, the mesh chain conveyor 230 for transferring the loaded fertilizer to the discharge port 210 on the bottom surface Hopper provided with 200; It is provided with a rotation wheel 310 rotatably supported on the body frame 100, and transmits the rotational force received from the transmission wheel 310 selectively contacting the wheel 110 to the mesh chain conveyor 230. A power transmission device 300 for driving by driving; It is composed of an elastic body 410 and a hydraulic cylinder 420 installed between the main body frame 100 and the power transmission device 300, from the wheel 110 to the electric wheel 310 in accordance with the control of the hydraulic pressure supplied from the tractor. An intermittent control device 400 for intermittent rotational force transmission; A guide body 240 having a guide rail 241 for guiding opening and closing of the shutter 220 is fixedly installed on an upper side of the hopper 200, and an elastic body between the guide body 240 and the shutter 220. 250 and a hydraulic cylinder 260, the shutter 220 for opening and closing the outlet 210 of the hopper 200 in conjunction with the intermittent control device 400 in accordance with the control of the shared hydraulic pressure supplied from the tractor. Wow; Located on the outlet 210 of the hopper 200 is composed of a spreading plate 500 for spraying the fertilizer in accordance with the rotation.

The body frame 100 forms the skeleton of the wheel-driven fertilizer spreader of the present invention is to receive the traction from the tractor to drive.

The main body frame 100 is provided with two or more pairs of left and right wheels 110 to rotate in contact with the ground, these wheels 110, 2, 4, 6 depending on the fertilizer loading capacity of the hopper 200 It is preferable to increase such as.

In this case, the wheel 110 is rotatably supported by the body frame 100 so that it can always rotate in contact with the ground even in a bumpy place such as rice fields or fields.

In addition, the front of the body frame 100 is connected to the tractor is provided with a connecting device to receive a traction force, Figure 2 illustrates that the traction-type connecting device 120 is provided.

Next, the hopper 200 is fixedly installed on the upper part of the main body frame 100, and has a container shape in which the upper part is wider and the lower part is gradually narrowed, as shown in FIG.

A discharge port 210 is formed at one side of the bottom of the hopper 200, preferably a rear side of the hopper 200, and a shutter 220 is installed at the discharge port 210.

The discharge port 210 is a passage for discharging the fertilizer loaded in the hopper 200 and is formed in a substantially rectangular shape.

The shutter 220 is configured to open and close the outlet 210. In the present invention, the shutter 220 is opened and closed according to the elevation of the shutter 220.

In particular, the bottom surface of the hopper 200 is provided with a mesh chain conveyor 230 for forcibly transporting the fertilizer in the hopper 200 toward the discharge port 210 in accordance with the drive.

The mesh chain conveyor 230 has a rotating shaft having a sprocket installed at both ends thereof, and a conveyor made of a mesh chain having a mesh shape rotates in a caterpillar according to the rotation thereof, and all the bottom surfaces of the hopper 200 are driven. Is formed wider and longer than the bottom surface of the hopper 200 to accommodate, Figure 3 shows a specific example of the mesh chain 232.

Next, the power transmission device 300 is rotatably supported by the body frame 100, and is provided with an electric wheel 310 that can selectively contact the wheel 110.

That is, as the body frame 100 is towed by the tractor and the wheel 110 is in contact with the ground to rotate continuously, the electric wheel 310 can selectively contact such a wheel (110). Therefore, when the electric wheel 310 is in contact with the wheel 110 is to receive a rotational force from the wheel 110, and when the electric wheel 310 is spaced apart from the wheel 110 will not receive a rotational force. .

As such, the power transmission device 300 capable of intermittently receiving the rotational force from the wheel 110 transmits the received rotational force to the mesh chain conveyor 230, and thus is used as a driving source of the mesh chain conveyor 230.

In addition, the intermittent control device 400 is configured to control the position of the electric wheel 310 to control the contact with the wheel 110.

The intermittent control device 400 is composed of an elastic body 410 and the hydraulic cylinder 420, it is installed between the main frame 100 and the power transmission device 300.

At this time, the elastic body 410 is, for example, a coil spring that elastically contracts or expands, the hydraulic cylinder 420 is a single-acting hydraulic mechanism consisting of a cylinder, a piston, a push rod, the hydraulic cylinder 420 is As the hydraulic pressure acts, the hydraulic fluid is filled in the cylinder to move the piston. Accordingly, the push rod connected to the piston enters or is drawn out of the cylinder, thereby varying the overall length thereof.

Here, the elastic body 410 and the hydraulic cylinder 420 is installed so that the elastic force of the elastic body 410 and the expansion and contraction of the hydraulic cylinder 420 act in the opposite direction, preferably of the hydraulic cylinder 420 Two or more elastic bodies 410 are preferably provided around.

The installation structure of the elastic body 410 and the hydraulic cylinder 420 is such that the electric wheel 310 is in contact with the wheel 110 by the elastic force of the elastic body 410, the electric wheel 310 by the hydraulic cylinder 420. Preferably, the wheel 110 is spaced apart from the wheel 110. On the contrary, the wheel 110 is spaced apart from the wheel 110 by the elastic force of the elastic body 410, and the wheel 110 is driven by the hydraulic cylinder 420. ) May be installed to contact the wheel 110.

Accordingly, the intermittent control device 400 is to control the power transmission device 300 to receive the rotational force intermittently from the wheel 110 in accordance with the hydraulic supply of the hydraulic cylinder 420.

The spreading plate 500 is located below the outlet 210 of the hopper 200, is rotatably supported by the main frame 100, and is discharged from the hopper 200 according to the rotation of the hydraulic motor 530. Fertilizer such as compost discharged through 210 serves to scatter evenly to a relatively large area.

Through the wheel-driven fertilizer spreader of the present invention configured as described above, the operator controls the hydraulic pressure supplied to the hydraulic cylinder 420 of the control device 400 in the driver's seat of the tractor, the electric wheel from the wheel 110 It is possible to intermittently control whether or not the rotational force transmission to the 310, the rotational force transmitted to the electric wheel 310 is used as a drive source of the mesh chain conveyor 230, it is possible to more easily spray the fertilizer, such as compost. It is.

In this case, the power transmission device 300 may be selectively contacted with the wheel 110, and transmits the rotational force of the wheel 110 to the mesh chain conveyor 230 when the wheel 110 is in contact with the wheel 110. In particular, in the present invention, the power transmission device 300 may include: a rotation frame 320 rotatably supported by the body frame 100; An electric wheel (310) rotatably supported by the rotation frame (320) to selectively contact the wheel (110) to receive a rotational force, and a drive sprocket (311) provided on the rotation shaft; A plurality of chains 331a and 331b installed between the driven sprocket 231 for driving the mesh chain conveyor 230 from the driving sprocket 311 to transmit the rotational force of the driving sprocket 311 to the driven sprocket 231. And a sprocket 332a, 332b and a tensioner 333a, 333b.

The rotation frame 320 is configured to be rotatably supported by the main frame 100 so that its rotation center coincides with the center of the drive shaft located at the rear of two rotation shafts provided at the front and rear of the mesh chain conveyor 230. Is installed.

In addition, the electric wheel 310 is rotatably supported by the rotation frame 320, and is located on the other side of the rotation center of the rotation frame 320, thereby selectively rotating the wheel 110 according to the rotation of the rotation frame 320. ) Can be transmitted to the torque.

At this time, the drive shaft 311 is provided on the rotating shaft of the drive wheel 310, the drive wheel 310 and the drive sprocket 311 is integrally rotated.

The power transmission device 300 includes a plurality of chains 331a (see FIG. 5 and FIG. 6) in order to transmit the rotational force of the driving sprocket 311 to the driven sprocket 231 provided in the drive shaft of the mesh chain conveyor 230. 331b, connecting sprockets 332a and 332b, and tensioners 333a and 333b.

At this time, it is also possible to configure to directly transmit the rotational force to the driven sprocket 231 through a chain from the drive sprocket 311 without providing a separate connection sprocket.

However, in this case, since the drive sprocket 311 and the driven sprocket 231 are constrained to be arranged on the same line, separate connection sprockets 332a and 332b between the drive sprocket 311 and the driven sprocket 231. It is preferred to have two or more chains 331a, 331b and tensioners 333a, 333b.

At this time, by varying the diameter of the drive sprocket 311, the connection sprocket 332a, 332b, and the driven sprocket 231, it is to transmit the rotational force by shifting in the power transmission device 300. desirable.

In particular, the drive sprocket 311, the driven sprocket 231, and the connecting sprockets 332a, 332b are provided with a plurality of different diameters side by side on the same rotation axis, it is preferable to represent two or more speed ratio.

That is, if the driving sprocket 311 and the connecting sprockets 332a and 332b are provided with two different diameters, respectively, as shown in FIG. 6, an operator connects with any one of the two driving sprockets 311. The chains 331a and 331b may be connected between the sprockets 332a and 332b to drive the mesh chain conveyor 230 at different speed ratios.

In addition, the power transmission device 300 is covered with a separate protective cover 301, it is preferable to prevent the worker's clothes or other foreign matter from getting inside.

Next, the control device 400 for controlling the transmission of the rotational force from the wheel 110 to the electric wheel 310 may also be configured in various embodiments, in particular the control device 400 in the present invention is An elastic body 410 and a hydraulic cylinder 420 are installed between the distal end of the rotation frame 320 of the power transmission device 300 and the main body frame 100, and as shown in FIG. As it is supplied, the hydraulic cylinder 420 extends to separate the electric wheel 310 from the wheel 110, and as shown in FIG. 5 (a), the hydraulic pressure from the tractor is cut off to the elastic body 410. It is preferable to elastically contact the electric wheel 310 to the wheel 110 by.

That is, the elastic body 410 is connected between the body frame 100 and the power transmission device 300 so that the force to elastically contract, the electric wheel 310 is the wheel 110 in the state that no external force is applied. Make elastic contact with

This is because the wheel-driven fertilizer spreader of the present invention travels a bumpy furrow in a paddy field or a field, even if the wheel 110 fluctuates greatly up and down, the elastic body 410 always has an electric wheel 310 on the wheel 110. This is to allow elastic contact.

Next, the hydraulic cylinder 420 is connected between the body frame 100 and the power transmission device 300 in parallel with the elastic body 410, so that when the hydraulic pressure acts on the hydraulic cylinder 420 of the elastic body 410 By increasing the elastic force, the function of separating the electric wheel 310 from the wheel 110.

Accordingly, the control device 400 stops driving of the mesh chain conveyor 230 because the electric wheel 310 is spaced apart from the wheel 110 to transmit a rotational force as the hydraulic pressure is supplied to the hydraulic cylinder 420. do.

On the contrary, as the hydraulic pressure supplied to the hydraulic cylinder 420 is interrupted, the electric wheel 310 contacts the wheel 110 and receives the rotational force, thereby driving the mesh chain conveyor 230.

Next, the control of the shutter 220 for opening and closing the discharge port 210 provided in the hopper 200 will be described.

In the present invention, the hopper 200 is fixed to the guide body 240 is formed with a guide rail 241 for guiding the opening and closing of the shutter 220, as shown in Figure 7, the guide body 240 And an elastic body 250 and a hydraulic cylinder 260 are installed between the shutter 220 and the hydraulic cylinder 260 as the hydraulic pressure is supplied from the tractor to close the outlet 210 with the shutter 220. As the hydraulic pressure from the air is blocked, the shutter 220 is lifted by the elastic body 250 to open the outlet 210.

First, the guide body 240 is formed of a substantially rectangular frame is fixed to the rear outer surface of the hopper 200, the guide rail for guiding opening and closing of the shutter 220 up and down on both sides of the guide body 240. 241 are formed to face each other.

In particular, an elastic body 250 and a hydraulic cylinder 260 are installed between the guide body 240 and the shutter 220 to open and close the shutter 220, and even around the hydraulic cylinder 260, Two elastic body 250 is preferably provided with a coil spring.

That is, the elastic member 250 is connected between the guide body 240 and the shutter 220 so that a force to elastically contract, the shutter 220 as shown in Fig. 7 (a) in the state that the external force is not applied. Lift up and open the outlet 210 elastically.

The hydraulic cylinder 260 is connected between the guide body 240 and the shutter 220 in parallel with the elastic body 250 to overcome the elastic force of the elastic body 250 when hydraulic pressure acts on the hydraulic cylinder 260. By operating, as shown in FIG. 7B, the shutter 220 is lowered to close the outlet 210.

Therefore, as the hydraulic pressure is supplied to the hydraulic cylinder 260 provided in the hopper 200, the shutter 220 descends to close the discharge port 210, and conversely, as the hydraulic pressure supplied to the hydraulic cylinder 260 is blocked. The shutter 220 is raised to open the outlet 210.

At this time, the hydraulic cylinder 260 provided in the hopper 200 is connected to the hydraulic cylinder 420 and the hydraulic line provided in the intermittent control device 400 by interlocking with each other, only by controlling the supply of hydraulic pressure from the tractor. The opening and closing of the discharge port 210 formed in the hopper 200 and the rotational force transmission of the control device 400 are most preferably operated at the same time to enable collective control.

When the hydraulic pressure is supplied from the tractor, the outlet 210 is closed and at the same time the driving of the mesh chain conveyor 230 is stopped. When the hydraulic pressure is blocked, the outlet 210 is opened and the mesh chain conveyor 230 is driven. Collective control is enabled.

In particular, the locking bar 221 is formed to protrude from the shutter 220, the stopper 242 for limiting the upper limit of the height of the locking bar 221 is installed in the guide body 240 to be movable fixed, the guide Body 240 is provided with a gauge 243 indicating the opening of the shutter 220, the stopper 242 is preferably provided with a guide 242a to move on the gauge (243).

That is, the locking bar 221 of a predetermined length is integrally formed on the upper side surface of the shutter 220 so that the locking bar 221 is raised and lowered in accordance with the lifting and lowering of the shutter 220.

In addition, by installing a stopper 242 that can be fixed by adjusting the height in the vertical movement trajectory of the locking bar 221, the shutter 220 is raised by the elastic body 250 to open the discharge port 210 When opening, it is possible to set and limit the maximum opening degree of the outlet 210 in advance.

At this time, the guide body 240 is attached to the gauge 243 indicating the opening degree of the outlet 210, the stopper 242 is provided with a guide 242a to move up and down on the gauge 243 The operator can easily adjust the opening degree of the outlet 210 by looking at the gauge 243 and the instructions 242a.

Next, in the present invention, as shown in FIGS. 1 and 8, the spreading plate 500 is rotatably supported by the main body frame 100 and rotates in two opposite directions 510. It consists of a plurality of wings 520 installed upright on the radial of the disc 510; It is possible to rotate by the hydraulic motor 530 using the hydraulic pressure supplied from the tractor as a drive source, and to receive the rotational force from the power transmission device 300 to rotate.

At this time, the spreading plate 500 is rotatably supported by the body frame 100 so as to be located below the outlet 210 of the hopper 200, the spreading plate 500 is a pair of two in the opposite direction to each other To rotate.

The spreading plate 500 is composed of an approximately disk 510, and a plurality of wings 520 are installed upright on an upper side of the disk 510. In particular, the blades 520 are radially spaced apart from the disk 510. By forming a large number, fertilizers such as compost falling from the discharge port 210 in accordance with the rotation of the disc 510 hits the wing 520 and is evenly distributed and sprayed.

In particular, the spreading plate 500 is connected to the rotary shaft of the separate hydraulic motor 530 as shown in order to supply the hydraulic pressure to the hydraulic motor 530 so that the spreading plate 500 rotates through the rotating shaft, Through this, it becomes possible to control whether the spreading plate 500 is rotated according to the control of the hydraulic pressure supplied from the tractor to the hydraulic motor 530.

At this time, the hydraulic circuit connected to the hydraulic motor 530 is connected to a hydraulic circuit separate from the hydraulic cylinder 260 for opening and closing the hydraulic cylinder 420 or the shutter 220 of the control device 400 described above.

Unlike this, although not shown, the power transmission device 300 may be configured to rotate by receiving a rotational force by using a power transmission means such as a chain or a sprocket.

In this case, since the rotation of the spreading plate 500 is controlled by the rotational force transmission of the power transmission device 300, whether or not the same operation as the mesh chain conveyor 230 described above may be determined.

And, in the present invention, as shown in Figure 2, the mesh chain conveyor 230, the support shaft 233 for rotatably supporting the mesh chain 232 is installed to be movable fixed to the side of the hopper 200 It is preferable that the tension of the mesh chain conveyor 230 can be adjusted.

That is, the mesh chain conveyor 230 is provided with two rotary shafts, one of the two rotary shafts is a drive shaft that receives the rotational force from the power transmission device 300, the other is a support located on the opposite side of the drive shaft Axis 233.

At this time, the drive shaft is a rotational center of the power transmission device at the same time to transmit the rotational force and the position must be fixed, while the support shaft 233 is simply to support the mesh chain 232 rotatably, The support shaft 233 is located on the lower side of the hopper 200 to be movable back and forth to be fixed in the moved position, when the tension is loosened due to long-term use of the mesh chain conveyor 230 The support shaft 233 is moved forward to fix the tension of the mesh chain conveyor 230.

In the present invention, the main body frame 100, at least one of the open and closed state of the shutter 220, the fertilizer transfer state of the mesh chain conveyor 230, and the fertilizer spraying state of the spreading plate 500, as shown in FIG. Cameras 710 and 720 for capturing images are installed; In the driver's seat of the tractor, a monitor for displaying in real time the image captured by the cameras 710 and 720 is preferably installed.

That is, in the embodiment of the present invention has been illustrated that the two cameras 710, 720 are arranged, one of the cameras 710 is located in the vicinity of the hydraulic motor 530 toward the front lower side shutter The opening and closing state of the 220 and the fertilizer conveying state of the mesh chain conveyor 230 are captured together, and the other camera 720 faces rearward downward to capture the fertilizer spreading state of the spreading plate 500.

As such, the image captured by the cameras 710 and 720 may be displayed in real time on a monitor (not shown) through wireless or wired, but the monitor is installed in the tractor, so that the operator opens and closes the shutter 220 while driving the tractor. The state, the fertilizer conveying state of the mesh chain conveyor 230, and the fertilizer spreading state of the spreading plate 500 can be easily recognized.

In addition, in the present invention, a transparent display window 270 is formed on the front wall of the hopper 200 as shown in FIG. 2, so that the operator often checks the remaining amount of fertilizer in the hopper 200 while driving the tractor. Can be.

In addition, in the present invention, the rack 280, which is a working shelf supported on the inner wall inclined at both ends, is installed in the hopper 200, and an operator may work on the rack 280.

That is, as shown in FIG. 3, the rack 280 having a substantially lattice shape is fixed to maintain a predetermined height in the middle of the inside of the hopper 200, whereby the worker stands on the rack 280 and inside the hopper 200. It will be easier to work with.

In addition, the fertilizer is generally divided into a relatively small granular fertilizer and a relatively bulky organic fertilizer. In the present invention, the fertilizer 200 is disposed between the outlet 210 of the hopper 200 and the spreading plate 500. As described above, a fertilizer injection control device 600 including a large-diameter inlet 610 corresponding to an organic fertilizer such as a large compost and a small-diameter inlet 620 corresponding to granular fertilizer is installed to be flowable. 600 is installed so as to adjust the position relative to the outlet 210 in accordance with the rotation of the screw lever 630.

Here, the fertilizer injection control device 600 is installed to be supported on the main frame 100, a large diameter inlet 610 corresponding to a relatively bulky organic fertilizer and a small diameter inlet corresponding to a relatively small granular fertilizer ( 620 is preferably formed in a substantially '田' shape.

At this time, the fertilizer injection control device 600 is slidably supported on the main frame 100, and provided with a screw lever 630 having a separate spiral shaft, the fertilizer injection according to the rotation of the screw lever 630 Adjuster 600 is moved forward or backward.

Through this, the operator rotates the screw lever 630 according to the type of fertilizer contained in the hopper 200 to move the fertilizer injection control device 600 back and forth, thereby selecting the large-diameter inlet 610 or small-diameter inlet 620. It is possible to spray the fertilizer.

Lastly, in the present invention, the connection device with the tractor includes a towing type connection device 120 that is towed and moved only by the traction force from the tractor, and a mounted connection device 130 that is mounted and moved on the tractor.

That is, the connecting device provided in front of the main body frame 100 and connected to the tractor may be a traction type connecting device 120 that is towed by receiving only traction force through the point connection as shown in FIG. It may be a mounted connection device 130 that can be mounted on the tractor by lifting the wheel-driven fertilizer spreader of the present invention through two or more points, preferably three or more points as shown in (b) of FIG. .

Accordingly, the tow connection device 120 has the advantage of being connected to the tractor to be moved, while the on-load connection device 130 is mounted to the tractor when the fertilizer is sprayed to a place that is difficult to move connected to the tractor There is an advantage that you can move.

Hereinafter, the operation of the present invention configured as described above is as follows.

The wheel drive fertilizer spreader of the present invention is basically connected to the tractor through a connecting device to drive.

At this time, when simply moving the wheel-driven fertilizer spreader of the present invention without spraying the fertilizer to supply the hydraulic pressure to the hydraulic cylinder 260 for opening and closing the hydraulic cylinder 420 and the shutter 220 of the control device 400. do.

Accordingly, the transmission wheel 310 of the power transmission device 300 is spaced apart from the wheel 110 so that the operation of the mesh chain conveyor 230 is stopped, and the shutter 220 of the discharge port 210 of the hopper 200. To close.

On the other hand, when spraying the fertilizer to shut off the hydraulic pressure supplied, accordingly the electric wheel 310 is rotated in contact with the wheel 110 that rotates on the ground to drive the mesh chain conveyor 230 at the same time shutter 220 opens the outlet 210.

In addition, the fertilizer, such as the manure loaded in the hopper 200 is discharged to the discharge port 210 by the mesh chain conveyor 230, the fertilizer discharged to the discharge port 210 fertilizer input control device 600 After passing through the large-diameter inlet 610 or the small-diameter inlet 620 of the spinning plate 500 is to be sprayed evenly sprayed in a wide area.

In this invention, it is also possible to adjust the drive speed of the mesh chain conveyor 230 by shifting in the power transmission device 300.

In addition, the maximum opening degree of the shutter 220 may be easily set through the gauge 243 and the guide 242a, and when the tension of the mesh chain conveyor 230 is loosened, the support shaft 233 may be moved and fixed. It can also be adjusted tightly.

And, through the camera 710 (720) and the monitor, the operator can easily check the opening and closing state of the shutter 220, the fertilizer transfer state of the mesh chain conveyor 230, the fertilizer spraying state of the spreading plate 500, etc. in the tractor. Alternatively, the remaining amount of fertilizer in the hopper may be easily determined through the transparent display window 270 in the hopper 200.

In addition, the operator can easily work in the hopper 200 by using the rack 280 installed inside the hopper 200, fertilizer input control device 600 in response to relatively bulky fertilizer such as compost It is also possible to adjust).

The wheel-driven fertilizer spreader of the present invention may be connected to the tractor through a towing coupling device 120 or a payload coupling device 130, and may be implemented as a towing or mounting type. In the case of spraying fertilizers in difficult places, fertilizer spreaders can be mounted on tractors, moved, laid down on the ground and then towed to apply fertilizers.

Therefore, the wheel-driven fertilizer spreader of the present invention can intermittently operate the mesh chain conveyor, shutter, and spreader plate of the fertilizer spreader simultaneously according to the hydraulic control of the tractor, so that the operator can conveniently control various components in the tractor. It becomes possible.

In addition, the present invention has a variety of adjustment functions such as the opening of the shutter and the tension and driving speed of the mesh chain conveyor, and the selection of the inlet according to the type of fertilizer, so that the operator can operate the amount of fertilizer in the hopper and various mechanisms in the tractor. It can be easily recognized whether or not.

In addition, the present invention is driven by the wheel of the spreader itself, it is possible to adjust the application amount of the fertilizer, such as compost according to the running speed of the spreader towed to the tractor.

As a result, the present invention is an invention having an excellent advantage that can improve the commerciality and ease of use for the fertilizer spreader.

The above embodiment is an example for describing the technical idea of the present invention in detail, and the technical scope of the present invention is not limited to the embodiment.

100: body frame 110: wheel
120: towing connection device 130: mounted connection device
200: hopper 210: outlet
220: shutter 221: hook bar
230: mesh chain conveyor 231: driven sprocket
232: mesh chain 233: support shaft
240: guide body 241: guide rail
242: stopper 242a: instructions
243: gauge 250: elastic body
260: hydraulic cylinder 270: transparent display window
280: rack 300: power train
301: protective cover 310: electric wheel
311: drive sprocket 320: rotating frame
331a, 331b: Chain 332a, 332b: Connection Sprocket
333a, 333b: tensioner 400: intermittent control device
410: elastic body 420: hydraulic cylinder
500: spreading plate 510: disc
520: wing 530: hydraulic motor
600: fertilizer injection control device 610: large diameter inlet
620: small diameter opening 630: screw lever
710, 720: camera

Claims (12)

A main frame having a wheel and a connecting device and capable of traveling by receiving a traction force from a tractor;
A hopper installed at an upper portion of the main body frame to allow fertilizer to be loaded, and having a discharge port formed at one side of a bottom portion thereof, and having a mesh chain conveyor on the bottom surface for transferring the loaded fertilizer to the discharge port;
A power transmission device having an electric wheel rotatably supported on the main body frame to transfer the rotational force input from the electric wheel selectively contacting the wheel to the mesh chain conveyor for driving;
An intermittent control device that installs an elastic body and a hydraulic cylinder between the main body frame and the power transmission device to control the rotational force transmission from the wheel to the electric wheel according to the control of the hydraulic pressure supplied from the tractor;
A guide body having a guide rail for guiding opening and closing of the shutter is fixedly installed on an upper side of the hopper, and an elastic body and a hydraulic cylinder are installed between the guide body and the shutter to control the hopper according to the hydraulic pressure supplied from the tractor. A shutter for opening and closing the outlet;
Located below the discharge port of the hopper includes a spreading plate for spraying fertilizer in accordance with the rotation;
As the control device and the shutter are supplied with the hydraulic pressure from the tractor, the hydraulic cylinder is extended to separate the electric wheel from the wheel to block the rotational force and close the hopper discharge port, and the hydraulic body is blocked by the elastic body as the hydraulic pressure is blocked from the tractor. A wheel-driven fertilizer spreader characterized in that the wheel is in contact with the wheel to transmit the rotational force and at the same time it is linked to lift the shutter to open the hopper outlet.
The method according to claim 1,
The power transmission device includes: a rotation frame rotatably supported by the main body frame;
An electric wheel rotatably supported by the rotation frame to selectively contact the wheel to receive a rotational force, and having a driving sprocket provided on the rotation shaft;
Wheel drive fertilizer spreader comprising: a plurality of chains and connecting sprockets and tensioners which are provided between the driven sprocket for driving the mesh chain conveyor from the drive sprocket to transfer the rotational force of the drive sprocket to the driven sprocket.
The method according to claim 1,
The control device, the elastic body and the hydraulic cylinder is installed between the end of the rotation frame and the main frame of the power transmission device, the hydraulic cylinder is extended as the hydraulic pressure is supplied from the tractor to separate the electric wheel from the wheel, the tractor A wheel drive fertilizer spreader, characterized in that the electric wheel is elastically contacted to the wheel by the elastic body as the hydraulic pressure from the block is blocked.
The method according to claim 1,
A locking bar protrudes from the shutter, and a stopper restricting an upper limit height of the locking bar is installed on the guide body so as to be movable and fixed. The guide body is provided with a gauge indicating an opening degree of the shutter. Wheel-driven fertilizer spreader, characterized in that the movement instructions are provided.
The method according to claim 1,
The spreading plate is composed of two discs rotatably supported in the main body frame to rotate in opposite directions, and a plurality of vanes installed upright in the radial direction of the discs; A wheel drive fertilizer spreader, characterized in that the rotation by a hydraulic motor using the hydraulic pressure supplied from the tractor as a drive source or to receive a rotational force from the power transmission device.
The method according to claim 1,
The mesh chain conveyor is a wheel drive fertilizer spreader, characterized in that the support shaft for rotatably supporting the mesh chain is installed to be movable fixed to the side of the hopper, the tension of the mesh chain conveyor can be adjusted.
The method according to claim 1,
A camera for photographing at least one of an open / closed state of the shutter, a fertilizer transfer state of the mesh chain conveyor, and a fertilizer spread state of the spreading plate;
Wheel drive fertilizer spreader characterized in that the monitor is installed in the driver's seat of the tractor to display in real time the image captured by the camera.
The method according to claim 1,
The display panel is formed on the wall surface of the hopper, so that the operator can easily check the remaining amount of fertilizer in the hopper wheel-driven fertilizer spreader, characterized in that.
The method according to claim 1,
A wheel driven fertilizer spreader, characterized in that the rack is supported on the inner wall inclined both ends inside the hopper, allowing the operator to work on the rack.
The method according to claim 1,
A fertilizer input control device comprising a large-diameter inlet corresponding to organic fertilizer and a small-diameter inlet corresponding to granular fertilizer is installed between the discharge port and the spreading plate of the hopper so that the fertilizer input control device is movable according to the rotation of the screw lever. Wheel drive fertilizer spreader characterized in that the position can be adjusted relative to the outlet.
The method according to claim 1,
The connecting device is a wheel-driven fertilizer spreader, characterized in that consisting of a traction-type connection device that receives only the traction force from the tractor or a mounted connection device mounted on the tractor.
The method according to claim 1 or 3,
The elastic body is a wheel drive fertilizer spreader, characterized in that the coil spring.

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