JP5799567B2 - Seedling transplanter - Google Patents

Description

  The present invention relates to a seedling transplanter that performs seedling planting work while being driven by an electric motor.

  A technique is known in which an electric motor and a transmission case are configured below the operation floor at the front of the vehicle body, and a battery case that houses a battery is disposed below the seat cover behind the operation floor (see, for example, Patent Document 1). ing.

JP 2010-246429 A

  The electric seedling transplanting machine is to drive the seedling planting device by driving the seedling planting device while driving by driving the wheels such as front wheels and rear wheels by electric motor. Need to increase battery capacity. However, when a large-capacity battery is mounted, there arises a problem that the weight is significantly increased.

  Moreover, when seedlings are planted, the cultivator is cultivated in a field where the cultivator is deeper. The problem becomes easy to do.

  In addition, when charging electricity or performing maintenance around the battery, it is necessary to remove the battery. To remove this battery, the work seat must be removed, which increases the labor of the operator. There is a problem.

  The present invention is an invention for solving the above problems.

  According to the first aspect of the present invention, the vehicle floor (1) bulges higher than the driving floor (2) and the side floor (3) to cover the motor room (4), and the driving seat (5) is formed on the upper surface. ) Is mounted, an electric motor (M) is mounted in the motor room (4), and the wheels (7) (8) and the seedling planting device (9) are transmitted to seedling planting work. In the seedling transplanting machine, a room opening (11) having an open / close side cover (10) is formed on the side of the seat cover (6) and above the side floor (3), and the motor room ( 4) is provided with a battery mount (13) that supports the battery (B) by the drawer rail (12) and can move the side cover (10) that opens and closes the room opening (11) as a unit. A seedling transplanter characterized by

  The electric motor M is located in the motor room 4 below the operation seat 5 and is driven and rotated by the power from the battery B on the battery mount 13 disposed in the same motor room 4. The electric rotation of the motor M drives and rotates the front wheels 7 and the rear wheels 8 through a transmission device such as a hydraulic continuously variable transmission on the front side and a transmission case, and the seedling planting device 9 mounted on the rear of the vehicle body 1. The seedling planting action is performed on the traveling soil surface.

  At the time of maintenance of the battery B or the like, when the battery mount 13 is pulled out to the outside, the drawer rail 12 slides to guide the drawer from the room opening 11 to the upper side of the side floor 3 outside the seat cover 6. The battery B and the battery mount 13 are simultaneously positioned above the side floor 3 outside the room opening 11.

  Further, if necessary, the battery B can be removed from the drawn battery mount 13 and replaced with the upper surface of the side floor 3. And the space of the outside area of the room opening 11 is made wider so that maintenance such as cleaning and inspection in the motor room 4 can be easily performed.

  The invention according to claim 2 is characterized in that the battery (B) is provided so as to be rechargeable by a generator (G) that generates electricity by vibration or swinging of the vehicle body (1). Use a seedling transplanter.

According to a third aspect of the present invention, the power generator (G) includes a current coil (15) attached to the rear portion of the vehicle body (1) and a permanent magnet (14) in the inner peripheral portion of the coil (15). The coil (15) is energized by swinging the permanent magnet (14) and cutting the magnetic field based on the vibration or swing of the vehicle body (1), and via the rectifier (16). The seedling transplanter according to claim 2 , wherein the seedling transplanter is connected to the battery (B) so as to be rechargeable.

According to a third aspect of the present invention, the generator G includes a current coil 15 mounted on the rear portion of the vehicle body 1 and a permanent magnet 14 on the inner peripheral portion of the coil 15. Based on this, the coil 15 is energized by swinging the permanent magnet 14 to cut off the magnetic field, and connected to the battery B via the rectifier 16 so as to be rechargeable.

  The rear end of the vehicle body 1 is located at the position where the rear wheel 8 is located where the running vibration or rocking is the most, and the generator G provided at this position is located between the current coil 15 and the permanent magnet 14. Relative vibration or oscillation is performed, and the vibration of the permanent magnet 14 causes the coil 15 to turn off the magnetic field. At this time, a current flows through the coil 15. The current of the coil 15 can charge the battery B via the rectifier 16.

  According to the first aspect of the present invention, in the motor room 4 below the seat cover 6, the battery B is placed on the battery mount 13 that can be pulled out by the pull-out rail 12, and the battery mount 13 is pulled out to the outside. By opening the room opening 11 by the side cover 10, the battery mounting base 13 and the battery B on the upper surface can be smoothly pulled out to the upper part of the side floor 3, and can be easily and easily taken out. On the contrary, it can be pushed and accommodated. At this time, even if the wiring between the motor M and the battery B is in a connected state, the pull-out distance of the battery B or the interval of replacement movement with respect to the upper surface of the side floor 3 can be shortened. Can be done easily and easily.

  Thus, even if the battery mounting base 13 and the battery B mounted on the battery mounting base 13 are pulled out and pushed in and out of the motor room 10, they are restricted to a certain linear moving range by the support guide of the pull-out rail 12. Thus, the relational arrangement position between the motor M and the battery B can be kept constant and stabilized.

  Further, when the battery platform 13 is pushed into the motor room 10, the room opening 11 is immediately closed by the side cover 10, so that the room opening 11 can not be forgotten and muddy soil can be prevented from entering. .

  According to the second and third aspects of the present invention, the permanent magnet 14 is vibrated by the vibration of the rear end portion of the vehicle body 1 or the rocking motion, and the power is generated by the power generator G. Therefore, in order to charge the battery B, the battery B can be charged efficiently using the traveling swinging force of the vehicle body 1 without using useless power.

Side view of seedling transplanter Top view of seedling transplanter Front view of seedling transplanter An enlarged plan view of a part of the seedling transplanter Block diagram of the generator section of the seedling transplanter Plan view of another embodiment of seedling transplanter (A) Side view of another embodiment of seedling tank section, (B) Plan view of another embodiment of seedling tank section Plan view of leveling rotor Side view of leveling rotor (A) Block diagram of drive system path by electric motor, (B) Flow chart of drive system path by electric motor

  1 to 5, the electric seedling transplanter has a front wheel 7 of a front axle housing 19 that is steered by a steering handle 18 on a steering post 17 at a front portion of a vehicle body 1, and a rear axle at a rear portion. A four-wheeled riding mode in which the rear wheel 8 of the shaft is provided by the affixing 20 and driven by the electric motor M mounted on the lower side of the driving seat 5 is used. By connecting the seedling planting device 9 in the form of multi-row planting through the vehicle body, it can be transmitted from the vehicle body 1 side via the PTO shaft 22 to perform seedling planting operation.

  An electric motor M is mounted on the center upper portion of the vehicle body 1, and a seat cover 6 covering the upper side of the motor M is formed to bulge upward from the front operation floor 2 and the left and right side floors 3, An operation seat 5 is provided on the upper surface of the seat cover 6. The front side of the side floor 3 is formed with a steering post 17 on both sides, an auxiliary seed receiving base 23 is disposed on the outer side, and the rear part is connected to a rear step 24 on the rear side of the driving seat 5 for driving. It is easy for a person to move back and forth on these upper sides.

  The seedling planting device 9 has a center float 26 and a side float 27 arranged below a seedling planting frame 25 comprising a seedling planting transmission case, and a rearwardly inclined seedling tank 28 is reciprocated left and right on the side portion. In the rear side portion, a planting device 30 is provided which operates with respect to the seedling inlet 29 of each seedling tank 28 and separates and holds seedlings for planting. The center float 26 and the side float 27 are for smoothing and smoothing the soil surface at the seedling planting positions at regular intervals on the left and right sides. It is configured in a multi-row planting form where seedlings are planted by operation.

  The parallel link 21 connected to the rear frame 31 of the vehicle body 1 is controlled to move up and down by an expansion / contraction cylinder 32 so that the floats 26 and 27 slide and level the soil surface with a substantially constant pressure. Yes. A fertilizer application device 33 is provided on the rear frame 31, and the fertilizer to be fed is supplied to the flat portions of the floats 26 and 27 through the hose 34 and fertilized.

  Further, on the front side of each float 26, 27, ground leveling rotors 35, 36 that preliminarily scrape the soil surface before leveling are disposed, and are transmitted and rotated from the transmission mechanism of the rear axle housing 20 via the interlocking shaft 37. Can do.

  Here, a seat cover 6 on which a driving seat 5 is placed is provided on the upper surface of the vehicle room 1 so as to cover the motor room 4 and bulge higher than the driving floor 2 and the side floor 3 on the vehicle body 1. In a seedling transplanting machine that mounts the electric motor M and transmits the wheels 7 and 8 and the seedling planting device 9 to perform seedling transplanting work, an opening / closing mechanism is provided on the side of the seat cover 6 and on the upper side of the side floor 3. A room opening 11 having a side cover 10 is formed. In the motor room 4, the battery B is supported by a drawer rail 12, and the side cover 10 that opens and closes the room opening 11 can be withdrawn and moved integrally. It is set as the structure of the electric seedling transplanting machine provided.

  The electric motor M is located in the motor room 4 below the operation seat 5 and is driven and rotated by the power from the battery B on the battery mount 13 disposed in the same motor room 4. The electric rotation of the motor M drives and rotates the front wheels 7 and the rear wheels 8 through a transmission device such as a hydraulic continuously variable transmission on the front side and a transmission case, and the seedling planting device 9 mounted on the rear of the vehicle body 1. The seedling planting action is performed on the traveling soil surface.

  At the time of maintenance of the battery B or the like, when the battery mount 13 is pulled out to the outside, the drawer rail 12 slides to guide the drawer from the room opening 11 to the upper side of the side floor 3 outside the seat cover 6. The battery B and the battery mount 13 are simultaneously positioned above the side floor 3 outside the room opening 11.

  Furthermore, if necessary, the battery B can be removed from the drawn-out battery mount 13 and replaced with the upper surface of the side floor 3. And the space of the outside area of the room opening 11 is made wider so that maintenance such as cleaning and inspection in the motor room 4 can be easily performed.

  Further, the battery B is provided so as to be rechargeable by a generator G that generates electric power by vibration of the vehicle body 1 or swinging. The power generator G includes a current coil 15 mounted on the rear portion of the vehicle body 1 and a permanent magnet 14 on the inner periphery of the coil 15, and the permanent magnet 14 is based on vibration or swing of the vehicle body 1. Is provided to energize the coil 15 by turning off the magnetic field and connected to the battery B via the rectifier 16 so as to be rechargeable.

  The rear end portion of the vehicle body 1 is located at the position where the rear wheel 8 is located and where vibration or vibration is most frequent. The generator G provided at this position is a relative vibration between the current coil 15 and the permanent magnet 14. Or easily swinging, the vibration of the permanent magnet 14 causes the coil 15 to turn off the magnetic field, and a current flows through the coil 15 at this time. The current of the coil 15 can charge the battery B via the rectifier 16.

  An electric motor M is attached to the bottom of the motor room 4 to transmit the belt 42 to and from the input shaft 41 of the front hydraulic continuously variable transmission 40. The hydraulic continuously variable transmission 40 is provided on the upper side of the mission case 43 and transmits the input shaft of the mission case 43. From the lateral side of the transmission case 43, the front wheel 7 is transmitted and rotated via the transmission mechanism of the front axle housing 19, and the rear wheel 8 is transmitted via the transmission shaft 44 on the rear side. The PTO shaft 22 is transmitted through 45.

  A pair of front and rear fixed rails 46 are provided in the bottom of the motor room 4 in parallel in the horizontal direction, and a drawer rail 12 that moves in the horizontal direction is provided above the fixed rail 46 so as to extend horizontally into and out of the motor room 4. It can be expanded and contracted. A side cover 10 for opening and closing the room opening 11 formed in the seat cover 6 of the motor room 4 and an integral handle 47 on the outer surface are provided at the lateral ends of the pair of front and rear drawer rails 12. On the upper side of the rail 12, a battery mount 13 on which the battery B is mounted is formed.

  The room opening 11 has a lower edge formed at a position slightly higher than the upper surface of the side floor 3 in the laterally outer portion, and the battery mount 13 can be pulled out to the upper portion of the side floor 3. Engagement portions 48 and 49 are provided at the bottom of the battery mount 13, and the engagement portion 48 is locked to the engagement portion on the seat cover 6 side to lock the storage position of the battery mount 13. At the same time, the pulling position can be locked by locking the engaging portion 49. The battery mount 13 is provided with a fixing band or the like, and the position of the battery B to be mounted can be fixed. The lower surface of the side floor 3 has a configuration in which a reinforcing frame 50 is formed on the outer peripheral portion to reinforce a support structure for the vehicle body 1 and stably support the battery B.

  The electric motor M is mounted on a bracket or the like of the vehicle body 1 and is transmitted across a belt 42. However, the motor M is mounted on the battery mounting base 13 and the motor room together with the battery B. It can also be set as the form which can be pulled out from 4 outside.

  In this embodiment, the battery mount 13 is pushed into and stored in the motor room 4, and the belt 42 between the motor M shaft and the input shaft 41 is maintained while being stretched. it can. The maintainability of the electric motor M and the like can be improved.

  The generator G is installed in the power generation case 51 on the rear frame 31. In the power generation case 51, the magnet 14 is supported by a spring 52 so as to vibrate or swing in the vertical direction, and a coil 15 for passing a current is disposed along the outer periphery of the magnet 14. When the coil 15 and the magnet 14 are vertically swung, current flows through the coil 15 and flows to the battery B through the rectifier 16 to charge the battery B.

  When the battery B is in the form of a thin plate, as shown in FIG. 6, a large number can be provided by arranging the battery B directly or along the lower side of the side floor 3, the rear step 24, or the like. Can be installed. Further, as shown in FIG. 1, the generator G is supported and mounted on the reinforcing frame 51 at the rear of the seedling planting device 9, and the power of the generator G is sent to the battery B via the rectifier 16 and charged. You can also The reinforcing frame 51 connects the rear ends of the left and right seedling planting frames 25 to maintain rigidity. The reinforcing frame 51 is attached to the center of the seedling planting frame 25 in the left-right direction, and the seedling planting device 9 swings up and down. Thus, the generator G is rocked integrally to generate power.

  Next, mainly based on FIG. 7, the sub-tank 38 formed at the upper end of the seedling tank 28 holds the plate-like battery B. A battery box 52 is formed below the sub-tank 38. An insertion socket 53 is formed in the attaching / detaching portion for the seedling tank 28 of 38, an electrode terminal of the battery B is formed in the insertion socket 53 portion, and the sub tank 38 is attached to supply power to the controller 54 such as the motor M. Can be supplied.

  Next, mainly based on FIGS. 8 and 9, the leveling rotors 35 and 36 are driven by the electric motor M2 instead of the interlocking shaft 37, and the rotor case 55 is formed in a triangular shape in a side view. In addition, the rotor shafts 56 and 57 of the leveling rotors 35 and 36 are mounted on the front and rear ends, and the motor shaft 58 that is electrically rotated by the motor M2 is mounted on the top of the intermediate portion and transmitted by the chain 59. Driven and rotated by the power source B. Reference numeral 60 denotes a support frame for mounting the leveling rotors 35 and 36.

  Next, mainly based on FIG. 10, the generator G is driven by the gasoline engine E to generate a current, and this current passes through the capacitor C, and then the motors M, M1, M2, M3, M4 of each part of the seedling transplanter. Motorized. In addition, a battery B is connected to this circuit and supplies power.

  The motor drives the wheel and drives a main motor M that drives the planting device 30, a lifting motor M <b> 1 that extends and retracts a lift cylinder 32 that lifts and lowers the seedling planting device 9, and leveling rotors 35 and 36. A replacement motor M2, a seedling tank lateral movement motor M4 for reciprocating the seedling tank 28 left and right with respect to the planting device 30, a feeding motor M3 for driving each feeding belt 61 of the seedling tank 28, etc. Place. The seedlings can be planted by electrically driving the motors M, M4 with the current generated by driving the engine E or the current from the battery B charged thereby.

DESCRIPTION OF SYMBOLS 1 Car body 2 Floor 3 Side floor 4 Motor room 5 Seat 6 Seat cover 7 Front wheel 8 Rear wheel 9 Seedling device 10 Side cover 11 Room port 12 Drawer rail 13 Battery mount 14 Magnet 15 Coil 16 Rectifier M Motor B Battery G Generator

Claims (3)

A seat cover (6) is formed on the vehicle body (1) so as to bulge higher than the driving floor (2) and the side floor (3) to cover the motor room (4), and the driving seat (5) is placed on the upper surface. In the seedling transplanting machine that carries the seedling planting work by transmitting the wheel (7) (8) and the seedling planting device (9) by mounting the electric motor (M) in the motor room (4),
A room opening (11) having an openable and closable side cover (10) is formed on the side of the seat cover (6) and on the upper side of the side floor (3). The motor room (4) has a drawer rail. A seedling transplanter provided with a battery mount (13) that supports the battery (B) by (12) and is capable of withdrawing and moving the side cover (10) that opens and closes the room opening (11). .   The seedling transplanter according to claim 1, wherein the battery (B) is provided so as to be rechargeable by a generator (G) that generates electric power by vibration or swinging of the vehicle body (1). The generator (G) includes a current coil (15) mounted on the rear part of the vehicle body (1) and a permanent magnet (14) on the inner periphery of the coil (15). Based on the oscillation, the permanent magnet (14) is oscillated to turn off the magnetic field so that the coil (15) is energized, and connected to the battery (B) via the rectifier (16). The seedling transplanter according to claim 2 , wherein the seedling transplanter is provided so as to be rechargeable.

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