JP2005185209A - Apparatus for pouring liquid into soil - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an apparatus for pouring liquid into soil in which liquid-pouring operation into deep ground of a ridge part can rapidly be carried out in many rows in a state connected to a traveling machine body without using a plurality of soil disinfectors and trampling the ridge part in addition to liquid-pouring operation of whole field before ridging-up. <P>SOLUTION: This apparatus for pouring the chemical liquid into soil comprises a hollow center frame 2 vertically swingably connected in right and left width directions of a traveling machine body 1, a slide frame 12 fitted into the interior of the hollow center frame 2 and being slidable and fixable in right and left directions and a pouring blade-mounted bracket 14 fitted into the outer periphery of the slide frame 12 and being slidable and fixable in the right and left directions, and the apparatus has ground rolling wheels 21 whose interval from the center frame 2 is freely controllable and chemical pumps driven by these ground rolling wheels 21. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a soil injection device used for injecting liquids such as disinfecting chemicals and fertilizers into soil, and in particular, it is possible to change the mounting position of an injection blade steplessly with respect to the tread of a traveling machine body. Therefore, it is characterized in that it is easy to inject liquid into various ridges after erection.

Conventionally, provided soil injection devices generally perform soil disinfection of the entire field before setting up (Patent Document 1, Patent Document 2).
JP-A-8-256550 JP, 11-151059, A In the past, when cultivating long root vegetables such as burdock, long potato, etc., when soil disinfection is performed, first, the entire field is used by using a tractor mount type multi-row type soil disinfection machine. After the pouring work, it was necessary to plow deeply with a planting interval (70-100 cm) using a tiller, and then pour one line at a time deep into the groin. It was.

  Conventionally, a tailor-pulling type single-soil type soil disinfecting machine is used for soil disinfecting deep underground of the buttock. When using this tailor-driven single-row type soil disinfecting machine to inject liquid into the heel part one by one, it is necessary to tilt the tailor significantly when inserting and removing the injection blade, and it is a heavy labor. There was a problem that it had to be time consuming.

  In the present invention, as in the prior art, not only the liquid injection work for the whole field before the erection, but also the liquid injection work deep into the ground of the buttock is used without using a plurality of soil disinfecting machines. Furthermore, it aims at providing the soil injection apparatus which can be connected to a traveling body and can be performed rapidly in many strips.

  In order to achieve the above object, a soil injection device according to the present invention as shown in claim 1 includes a hollow center frame that is connected to be vertically swingable along the lateral width direction of the traveling machine body, and an interior of the hollow center frame. A slide frame that is fitted and slidable and fixed in the left and right direction, and an injection blade mounting bracket that is fitted on the outer periphery of the slide frame and slidable and fixed in the left and right direction.

  According to the above configuration, by sliding the slide frame with respect to the hollow center frame, the injection blade mounting bracket can be adapted to the position of the flange portion that requires the injection blade mounting bracket, and the injection blade with respect to the slide frame. By sliding the mounting bracket, it is possible to adapt to the position of the required buttock.

  That is, the injection blade mounting bracket can be slide-adjusted steplessly along the left and right sides of the traveling machine body, and the injection blade mounting bracket can be adjusted to various positions without being located at the same position as the traveling wheels of the traveling machine body. It is possible to inject liquid according to the heel.

  A soil injection device according to a second aspect of the present invention includes a hollow center frame that is coupled to be swingable up and down along the left-right width direction of the traveling machine body, and is fitted into the hollow center frame to be fitted to the left and right sides. A slide frame that can be slid and fixed in the direction, an injection blade mounting bracket that is fitted on the outer periphery of the slide frame and can be slid and fixed in the left and right direction, and a support arm that extends rearward from the center frame. It is characterized by having two grounding rolling wheels with adjustable spacing and a chemical pump driven by the grounding rolling wheels.

  According to the soil injection device, the injection blade mounting bracket can be slide-adjusted steplessly in the left and right sides of the traveling aircraft body, and adjusted to various saddles without being in the same position as the traveling wheels of the traveling aircraft body. In addition to being able to inject liquid, the grounded rolling wheel and the chemical pump driven by the grounded rolling wheel are unitized, so that it is easy to handle as a soil pouring device.

  The soil injection device according to one embodiment of the present invention shown in claim 3 has a chemical solution tank mounting bracket that is fitted to the outer periphery of the slide frame and is slidable and fixable in the left-right direction. It is a soil injection device. According to the embodiment of the present invention, for example, it is not necessary to mount the chemical liquid tank on the traveling machine body side, the soil injection device is completely integrated, and the chemical liquid tank mounting portion is attached to the slide frame. Therefore, the position determination of the injection blade mounting bracket does not become an obstacle.

  A soil injection device according to an embodiment of the present invention as set forth in claim 4 is characterized in that an injection blade mounting portion is provided in the hollow center frame. According to the embodiment of the present invention, it is possible to inject the groin located between the treads of the traveling machine body, and it is also possible to inject the entire field with multiple numbers.

  The best mode for carrying out the present invention will be described below with reference to the accompanying drawings. In the figure, 1 is a traveling machine body, specifically, an agricultural tractor. The soil injection device D of the present invention is used by being attached to the three-point hitch of the traveling machine body 1.

  First, the hollow center frame 2 is coupled so as to be swingable up and down along the lateral width direction of the traveling machine body 1. In one embodiment of the drawings, two lower links 3 constituting the three-point hitch provided in the traveling body 1 and two left and right links provided forward from the center frame 2. The connecting rod 4 is connected to each other by a lower link pin 5 serving as a pivot, and the center frame 2 is configured to be swingable up and down with respect to the traveling machine body 1 via the connecting rod 4. . The center frame 2 is preferably a steel square tube.

  In the figure, reference numeral 6 denotes a top link as a holding means for holding the hollow center frame 2 in a vertically swinging position required with the lower link pin 5 as a fulcrum, and stands on the upper surface of the center frame 2. A telescopic rod is interposed between the tip 7a of the center mast 7 and the traveling machine body 1.

  That is, the outer end 8a of the male screw rod 8 is slidably connected to the tip 7a of the center mast 7 by a top link pin 9 serving as a pivot shaft, and is similarly illustrated on the traveling machine body 1 side. The outer end of the male screw rod not connected is slidably connected by a top link pin (not shown), and the female screw tube 10 is screwed into the inner ends of the both male screw rods. Then, by gripping the handle 11 provided on the female screw tube 10 and rotating the female screw tube 10, the distance between the male screw rods is adjusted to expand and contract in a turnbuckle manner so that the center frame 2 can be swung up and down as desired. The position is maintained.

  Next, slide frames 12 are fitted into the hollow center frame 2 from both left and right ends so as to be slidable and fixed in the left-right direction. The slide frame 12 is similarly a steel square cylinder when the center frame 2 is a square cylinder.

  The slide frame 12 is adjusted to slide in the left-right direction with respect to the center frame 2 by loosening the lock bolt 13 screwed in the vicinity of both ends of the center frame 2 in advance and pushing the slide bolt 12 to the slide frame 12 by the screwed tip of the lock bolt 13. This is done by releasing the pressure.

  The slide frame 12 is fixed to the center frame 2 at a desired position by tightening the lock bolt 13 and firmly pressing the screwed tip of the lock bolt 13 against the slide frame 12. In the figure, 13a is a lock nut.

  Further, an injection blade mounting bracket 14 that is slidable in the left-right direction and fixed to the slide frame 12 is fitted on the outer periphery of the slide frame 12. The injection blade mounting bracket 14 is composed of a short rectangular tube body 14a and an attachment piece 14b, and the injection blade 15 is attached to the attachment piece 14b with bolts and nuts 20.

  To adjust the slide of the injection blade 15 with respect to the slide frame 12, the lock bolt 16 screwed in advance with the square tube body 14 a constituting the injection blade mounting bracket 14 is loosened, and the lock bolt 16 is screwed into the tip. This is done by releasing the pressing force on the slide frame 12.

  The injection blade 15 is fixed to the slide frame 12 at a desired position by tightening the lock bolt 16 and firmly pressing the screwed tip of the lock bolt 15 against the slide frame 12. In the figure, 16a is a lock nut.

  In the embodiment of the drawings, an example is shown in which a mounting bracket 18 of a chemical solution tank 17 that can be slid and fixed in the left-right direction is further fitted to the outer periphery of the slide frame 12. That is, the chemical liquid tank mounting bracket 18 is composed of a short rectangular tube 18a and a tank support 18b, and the chemical liquid tank 17 is mounted on the tank support 18b. In the figure, 19 is a lock bolt screwed into the short rectangular tube 18a. The slide adjustment of the chemical liquid tank mounting bracket 18 by the rectangular cylinder 18a is exactly the same as the slide adjustment of the injection blade mounting bracket 14, and the description thereof is omitted.

  Further, two right and left grounded rolling wheels 21 and 21 that are adjustable in distance via a support arm 23 extending rearward from the center frame 2 and a diaphragm type chemical pump 22 that is driven by the grounded rolling wheels 21 and 21 are provided. Provided. That is, the chemical liquid pump 22 and the pump drive transmission box 24 are provided via the support arm 23 extending rearward from the center portion of the center frame 2, and penetrates the lower end portion of the pump drive transmission box 24. A drive shaft 25 that supports the grounded rolling wheels 21 and 21 is provided. In the figure, 26 is a pipe connecting the chemical liquid tank 17 and the chemical liquid pump 22, and 27 is a pipe connecting the chemical liquid pump 22 and two discharge nozzles (not shown) arranged in two stages on the injection blade 15. It is.

  Next, a mechanism for adjusting the distance between the grounded rolling wheels 21 and 21 will be described. The adjustment of the distance between the grounded rolling wheels 21 and 21 is necessary in order to prevent the grounded rolling wheels 21 and 21 from being positioned on the heels of the grounded rolling wheels 21 and 21. It can be slid and fixed in the direction.

  In one embodiment of the drawings, boss portions 28 are formed on both sides of the drive shaft insertion portion at the center of the grounded rolling wheels 21, 21, and the grounded rolling wheels 21, 21 are slidable in the left-right direction with respect to the drive shaft 25. It is configured. The grounded rolling wheels 21 and 21 are fixed to the drive shaft 25 by fitting a through hole 25a provided in the drive shaft 25 with an appropriate interval and a through hole 28a provided in the boss portion 28. The locking pin 29 is inserted into 25a and 28a and integrated with each other.

  In the above-described configuration, when the grounded rolling wheels 21 and 21 are in contact with the ground, the rotation of the grounded rolling wheels 21 and 21 is transmitted to the drive shaft 25, via a gear in the pump drive transmission box 24, etc. The chemical pump 22 is driven.

  FIG. 4 shows an example in which the injection blade mounting portion 30 is also provided in the center frame 2. According to this embodiment, it is possible to inject the groin located between the treads of the traveling machine body 1 and to inject the entire field with multiple numbers before setting up.

  According to the above configuration, it is possible to finely adjust the aircraft while maintaining the balance in the longitudinal and lateral directions of the aircraft according to the tread, the width of the heel, the distance between the ridges, etc., and to perform the work efficiently. Can do.

  In addition, the chemical tank mounting bracket can be adjusted independently of the slide frame and can be freely inserted and removed, so that the desired number of chemical tanks can be arranged independently of the injection blade. It becomes.

It is a perspective view of the soil injection apparatus which concerns on one embodiment of this invention. It is a rear view of the soil injection apparatus which concerns on one embodiment of this invention. It is a perspective view of the principal part of the soil injection apparatus which concerns on one embodiment of this invention. It is a rear view of the principal part which concerns on other embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Traveling machine body 2 Center frame 12 Slide frame 14 Injection blade mounting bracket 18 Chemical solution tank mounting bracket 21 Grounding rolling wheel 22 Chemical solution pump 23 Support arm 30 Injection blade attachment part

Claims (4)

A hollow center frame (2) coupled to be able to swing up and down along the lateral width direction of the traveling machine body (1), and is fitted inside the hollow center frame (2) to be slidable and fixed in the lateral direction. A soil injection device comprising a slide frame (12) and an injection blade mounting bracket (14) that is fitted to the outer periphery of the slide frame (12) and can be slid and fixed in the left-right direction. A hollow center frame (2) coupled to be able to swing up and down along the lateral width direction of the traveling machine body (1), and is fitted inside the hollow center frame (2) to be slidable and fixed in the lateral direction. A slide frame (12), an injection blade mounting bracket (14) that is fitted to the outer periphery of the slide frame (12) and can be slid and fixed in the left-right direction, and a support arm that extends rearward from the center frame (2) 23) A soil injection solution comprising two grounding rolling wheels (21, 21), which are adjustable via a distance between them, and a chemical pump (22) driven by the grounding rolling wheels (21, 21). apparatus. The soil injection device according to claim 1 or 2, further comprising a chemical solution tank mounting bracket (18) that is fitted to an outer periphery of the slide frame (12) and that can be slid and fixed in the left-right direction. The soil injection device according to claim 1, 2 or 3, wherein an injection blade mounting portion (30) is provided in the hollow center frame (2).

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