JP3201513U - Pot nursery box lifting tool - Google Patents

Abstract

A pot nursery box lifting tool capable of easily lifting and transporting a flexible pot nursery box is provided. A pot having a pair of lifting bodies A each having a gripping portion 1 at a base end of a long main body portion 3 and a latching portion 2 that can be latched on a flexible pot nursery box 4 at a distal end. It is a nursery box lifting tool, and the hooking portion 2 is formed in a hook shape that can be hooked from below on a hanging piece portion that is hung on the opposite edge in the longitudinal direction of the flexible pot nursery box 4, The flexible pot nursery box 4 is formed in a wide hook shape having a length width of 1/2 or more of the width direction in the longitudinal direction. [Selection] Figure 5

Description

  The present invention relates to a pot nursery box lifting tool capable of easily lifting and transporting a flexible pot nursery box for raising leeks and the like.

  When transporting the nursery box in the greenhouse to the rice field etc., the operator holds the opposite edge of the nursery box on the ground in the greenhouse with both hands (hangs the fingertip on the edge) and the nursery box Lift up and transport to a transport vehicle (light truck, etc.).

  This work is repeated until the nursery box in the greenhouse disappears, but the worker repeatedly bends and crouches many times to lift the nursery box, so it is very large on the legs and waist It takes a burden.

  Therefore, the applicant has proposed Utility Model Registration No. 3160619 (Patent Document 1) that enables the operator to easily lift the nursery box without bending or squatting.

  When this patent document 1 is demonstrated simply, the 1st lifting rod body which provided the two nail | claw part which hooked and locked the edge part back surface of the seedling box in the front-end | tip part at the base end part, and a base end part A second lifting rod body provided with a gripping portion and a claw portion that is hooked and locked to the rear surface of the edge of the nursery box at the front end portion, and the first lifting rod body and the second lifting rod body are The tip of the second lifting rod has a length that is at least the height of the knee of the worker in the upright state, the two claw portions are provided in a separated state at the tip of the first lifting rod In the part, the one claw part set to a width narrower than the distance between the two claw parts provided in the separated state at the tip part of the first lifting rod body is provided, and the edge of the facing edge of the seedling box is provided. On one side, the two claw portions of the first lifting rod body are hooked and locked, and the other first edge of the opposite edge portion is Two claw portions provided on the first lifting rod body by hooking and locking one claw portion of the second lifting rod body at a position facing between the claw portions of the lifting rod body; It is comprised so that it can lift by three-point support with the one nail | claw part provided in said 2nd lifting rod body.

Utility Model Registration No. 3160619 JP-A-9-327234

  By the way, conventionally, a flexible nursery box, which is called a pot nursery box, is formed by arranging a large number of pot-shaped seedling chambers provided with extrusion holes on the bottom surface at regular intervals (see Patent Document 2). .)

  When transporting the pot nursery box, it is desired to use the nursery box lifting tool of Patent Document 1 described above. However, since the pot nursery box has flexibility, it is supported by a nail portion with a point (the edge of a general nursery box). A plurality of reinforcing ribs are provided in parallel on the back of the part, and since Patent Document 1 is intended to be hooked and locked between the reinforcing ribs arranged side by side, point support is adopted. In this case, the load of the pot nursery box is concentrated on the nail part. As a result, the nail part is likely to bite into the pot nursery box and damage the pot nursery box.

  The present invention has been devised in view of such a current situation, and proposes a pot nursery box lifting tool capable of easily lifting and transporting a flexible pot nursery box.

  The gist of the present invention will be described with reference to the accompanying drawings.

  A pot nursery box provided with a pair of lifting bodies A provided with a gripping part 1 at the base end of a long main body part 3 and a hooking part 2 that can be hooked on a flexible pot nursery box 4 at the tip. The lifting portion 2 is formed in a hook shape that can be hooked from below on a hanging piece portion 5 that is suspended from the opposing edge in the longitudinal direction of the flexible pot nursery box 4. Further, the present invention relates to a pot nursery box lifting tool characterized by being formed in a wide hook shape having a length width of 1/2 or more of the longitudinal width dimension of the flexible pot nursery box 4.

  Moreover, the said latching | locking part 2 is an inner surface latching part which can be contact | abutted and latched to the inner surface 8 of the drooping piece part 5 when it latches on the said dripping piece part 5 of the said flexible pot nursery box 4 from the downward direction. 9, the inner surface locking portion 9 abuts and locks on the inner side surface 8 of the hanging piece portion 5, so that the flexible pot breeding seedling box 4 can be pulled in the lateral direction. The pot nursery box lifting tool according to claim 1.

  The gripping part 1 is provided with a gripping rod 6 having a length parallel to the length direction of the hooking part 2. This relates to a pot nursery box lifting tool.

  In addition, the lifting body A is connected to the base end of the main body 3 at an intermediate position in the length direction of the gripping rod 6, and the length of the hook 2 is connected to the distal end of the main body 3. The pot nursery box lifting tool according to claim 3, wherein intermediate positions in the direction are continuously arranged.

  The pot raising seedling box according to any one of claims 1 to 4, wherein the lifting body A is configured such that its full length can be adjusted through an expansion / contraction mechanism 7 provided in the main body 3. It relates to lifting equipment.

  Since the present invention is configured as described above, the flexible pot nursery box placed on the ground is lifted and transported by a pair of lifting bodies without causing the operator to bend or squat down greatly. In addition, since the flexible pot nursery box is lifted by a wide hook-shaped hooking portion having a length width of 1/2 or more of the longitudinal width of the flexible pot nursery box, the flexible pot nursery box is flexible. Lifting force acts on a wide range of the sex pot nursery box, the flexible pot nursery box is not easily bent and deformed, the seedling is hard to fall, and the flexible pot nursery box is prevented from rotating and can be stably lifted and transported. At the same time, since the load of the flexible pot nursery box is dispersed and applied to the latching part, the latching part is difficult to damage the flexible pot nursery box, and the pot nursery box lifting tool is extremely excellent in practicality.

  Further, in the invention described in claim 2, a large number of flexible pot seedling boxes are nurtured in a state where they are spread on the ground without any gaps, and only on one side of the opposing edge in the longitudinal direction of the flexible pot seedling box. Even in situations where the latching part cannot be hooked, the flexible pot nursery box can be moved laterally by hooking the hooking part of one lifting body to the opposite edge on one side Thus, the pot nursery box lifting tool having a more practical configuration that can easily create a situation in which the hooking portion of the other lifting body can be hooked on the opposite edge on the opposite side.

  Further, according to the third aspect of the present invention, a pair of lifting bodies are hung on the hanging pieces of the opposing edges in the longitudinal direction of the flexible pot nursery box by operating the gripping rod facing the vertical direction with respect to the operator. The stopper can be hooked, and this makes it possible to lift the flexible pot nursery box with no extra burden on the neck or arm, making it easier to operate and raising the pot nursery box lifter with a highly practical configuration. .

  Further, in the invention according to claim 4, a pot nursery box lifting tool having a structure in which the weight balance of the lifting body is good and the handling property is further improved.

  According to the fifth aspect of the present invention, the pot nursery box is lifted with a more practical configuration in which the lifting body can be stretched and adjusted to the full length that allows the lifting work in an easy posture according to the height of the worker. It becomes a tool.

It is a perspective view which shows the lifting body of a present Example. It is a perspective view which shows the state which latched the latching | locking part of one lifting body of a present Example to the hanging piece part of the one side of a flexible pot nursery box. FIG. 3 is a partially enlarged explanatory view showing a state in which one lifting body is lifted and the root of the seedling is peeled off from the ground, following FIG. 2. It is a perspective view which shows the state which latched the latching part of the other lifting body also on the drooping piece part on the opposite side of a flexible pot nursery box following FIG. FIG. 5 is a schematic explanatory perspective view illustrating a state where the flexible pot nursery box is lifted by lifting the pair of lifting bodies following FIG. 4. It is explanatory front view of the state (a) which made the full length the longest via the expansion-contraction mechanism, and the state (b) which made the shortest most, which show the lifting body of a present Example. It is an explanation partial expansion front sectional view showing an expansion-contraction mechanism of this example.

  The preferred embodiment of the present invention will be briefly described with reference to the drawings showing the operation of the present invention.

  The operator S holds the gripping portion 1 and carries a pair of lifting bodies A in both hands, and the hook-shaped hooking portions 2 at the tips of the pair of lifting bodies A are flexibly placed on the ground 10. When the operator S is hooked from below on each hanging piece 5 that is suspended on the opposite edge in the longitudinal direction of the sex pot nursery box 4, the operator S lifts the pair of lifting bodies A upward, thereby causing the flexible pot seedling to grow. The box 4 can be lifted from the ground 10.

  At this time, since the main body 3 has a length, the lifting body A easily lifts and transports the flexible pot nursery box 4 without the operation of the operator S bending or squatting down. For example, by setting the length of the main body portion 3 to be equal to or higher than the knee height of the worker S in the standing posture, the worker S almost bends or squats. The hook 2 can be hooked to the hanging piece 5 of the flexible pot nursery box 4 without slacking.

  At this time, the hanging portion 2 formed in the shape of a wide hook having a width of 1/2 or more of the width in the longitudinal direction of the flexible pot nursery box 4 is a hanging piece of the flexible pot nursery box 4. The hook is applied to a range of 1/2 or more of the part 5.

  Therefore, the flexible pot raising seedling box 4 has a lifting force acting over a wide range of opposite edges in the longitudinal direction, so that the flexible pot raising seedling box 4 is not easily bent and deformed, and the flexible pot is in a state where the seedling 11 is not easily dropped. The nursery box 4 can be lifted and transported, and the flexible pot nursery box 4 is prevented from rotating and can be lifted and transported stably. In addition, unlike the above-described Patent Document 1 that supports the seedling box with a point, the load of the flexible pot seedling box 4 is dispersed and applied to the hook part 2 without being concentrated on the point, so that the hook part 2 is flexible. It is difficult to damage the pot nursery box 4.

  In addition, for example, the hook portion 2 can be brought into contact with and locked to the inner surface 8 of the hanging piece portion 5 when hooked on the hanging piece portion 5 of the flexible pot nursery box 4 from below. It is good also as a structure which can pull the flexible pot nursery box 4 to a horizontal direction by providing the stop part 9, and this inner surface latching part 9 contact | abutting and latching to the inner surface 8 of the hanging piece part 5. FIG.

  When configured in this way, a large number of flexible pot seedling boxes 4 are spread on the ground 10 without gaps, and the latching portions 2 are hung only on one side of the opposing edges in the longitudinal direction of the flexible pot seedling boxes 4. In such a situation that it cannot be stopped, when the hooking portion 2 of one lifting body A is hooked to the opposite edge of this one side, the flexible pot nursery box 4 is moved by moving the one lifting body A laterally. It can be moved in the lateral direction. And by this lateral movement, the opposite edge on the opposite side is separated from the adjacent flexible pot seedling box 4 and the hook 2 of the other lifting body A can be hooked on this opposite edge.

  Further, for example, the gripping portion 1 may employ a configuration in which a gripping rod 6 having a length parallel to the length direction of the latching portion 2 is provided.

  When comprised in this way, when the latching | hanging part 2 of a pair of lifting body A is latched on the hanging piece part 5 of the opposing edge of the longitudinal direction of the flexible pot nursery box 4, this pair of lifting body Since the grip portion 1 (grip rod 6) of A is directed vertically forward with respect to the worker, the worker S can easily grip the grip rod 6, and the flexible pot nursery box 4 When lifting, it can be easily lifted without placing an extra burden on the neck or arm.

  In addition, for example, the lifting body A is connected to the base end of the main body portion 3 at an intermediate position in the length direction of the gripping rod 6, and at the distal end of the main body portion 3, It is good also as a structure which provided the intermediate position of the length direction continuously.

  When configured in this manner, the weight balance of the lifting body A is not biased, so it is very easy to handle and has excellent operability.

  Further, for example, the lifting body A may be configured such that the entire length can be adjusted via the expansion / contraction mechanism 7.

  When comprised in this way, according to the height of the operator S, the latching | locking part 2 can be latched to the drooping piece part 5 of the flexible pot nursery box 4 without bending down or squatting down. That is, the full length of the lifting body A can be adjusted so that the operator S can lift the flexible pot nursery box 4 in an easy posture.

  Specific embodiments of the present invention will be described with reference to the drawings.

  This embodiment is a pot nursery box lifting tool for lifting and transporting an existing flexible pot nursery box 4 in which a large number of pot-shaped seedling chambers provided with extrusion holes on the bottom surface are arranged at regular intervals. A pair of lifting bodies A each having a gripping portion 1 at a base end of a long main body portion 3 and a latching portion 2 that can be latched on a flexible pot nursery box 4 at a distal end.

  The gripping portion 1 of the present embodiment is made of synthetic resin, and as shown in FIG. 1, a base end of the main body portion 3 (on the bottom of the substantially D-shaped gripping rod 6 having a length) A connecting portion 18 that is a square pipe shape that can be fitted to the upper end of the drawing and has a pipe length in a direction orthogonal to the length direction of the gripping rod 6 is provided in a vertically suspended state by integral molding.

  The gripping part 1 is connected to the upper end of the main body part 3 by connecting the connecting part 18 to the upper end of the main body part 3 (the upper bar-like part 13 to be described later) and tightening the screws 19. It has a structure.

  In addition, the gripping portion 1 is configured such that the connecting portion 18 is a substantially T-shaped body in which the connecting portion 18 is suspended from a substantially intermediate position in the length direction (pipe length) of the gripping rod 6. Yes. That is, in the present embodiment, the intermediate position in the length direction of the gripping rod 6 is connected to the base end of the main body 3.

  The latching portion 2 of the present embodiment is formed by bending a metal horizontal strip, and is a hanging piece that is suspended from the opposing edge in the longitudinal direction of the existing flexible pot nursery box 4 The hook 5 can be hooked on the portion 5 from below.

  More specifically, as shown in FIGS. 1 and 3, the latching portion 2 is an intermediate portion of the metal oblong strip that is connected to the front end (lower end of the drawing) of the main body portion 3 in a vertically installed state. The lower part is bent obliquely downward and the bent tip is further bent obliquely upward to form a hook portion 20 having a substantially V shape in a side view at the lower part. The part 20 is configured to be able to be hooked on the hanging piece part 5 from below.

  In addition, the hook 2 is formed in a wide hook shape having a length width that is 1/2 or more of the longitudinal width of the flexible pot nursery box 4, and the hanging piece 2 of the flexible pot nursery box 4 It is set as the structure which latches with respect to the range more than 1/2 of the part 5 (refer FIG.2, FIG.4, FIG.5).

  Moreover, when this latching | locking part 2 latches on the said hanging piece part 5 of the said flexible pot seedling box 4 from the downward direction, it not only lifts upward of the flexible pot seedling box 4 but horizontal direction It is formed in the shape of a hook that can be moved to the rear.

  Specifically, when the inner side surface portion of the tip portion of the hook portion 20 is hooked on the hanging piece portion 5 of the flexible pot nursery box 4 from below, it abuts on the inner side surface 8 of the hanging piece portion 5. The inner surface locking portion 9 that can be locked, and the inner surface locking portion 9 abuts and locks on the inner side surface 8 of the hanging piece portion 5, whereby the lifting body A is operated by pulling, and the flexible pot nursery box 4 is configured to be movable in the lateral direction (see FIG. 3).

  The connecting structure of the latching part 2 to the lower end of the main body part 3 is a structure connected to the lower end of the main body part 3 by welding.

  Moreover, this latching | locking part 2 is set as the structure welded to the lower end of the main-body part 3 (the lower rod-shaped part 14 mentioned later) in the substantially middle position of the length direction. That is, in the present embodiment, the intermediate position in the length direction of the hooking portion 2 is connected to the tip of the main body portion 3. Therefore, the case where the lifting body A is constructed in which the main body portion 3 is continuously provided at the intermediate position between the latching portion 2 and the gripping rod 6 so that the weight balance is not biased and can be handled very easily is shown. Yes.

  Further, the latching portion 2 is configured to be connected to the tip of the main body portion 3 so that the length direction thereof is parallel to the length direction of the gripping rod 6 of the gripping portion 1. Accordingly, when the hanging portions 2 of the pair of lifting bodies A are hooked on the hanging piece portions 5 at the opposite edges in the longitudinal direction of the flexible pot nursery box 4, the gripping portions 1 (grips) of the pair of lifting bodies A are gripped. Since the grip 6) faces the operator vertically, it is easy for the worker S to grip the gripping rod 6, and when the flexible pot nursery box 4 is lifted, it is unnecessary for the neck and arms. It is configured such that it can be easily lifted without applying a burden.

  The main body 3 of the present embodiment is configured as a long metal rod.

  Further, the main body 3 is provided with an expansion / contraction mechanism 7, and the total length of the main body 3, that is, the total length (total height) of the lifting body A is extended / contracted via the expansion / contraction mechanism 7 as shown in FIGS. It is configured to be adjustable. Therefore, depending on the height of the worker S, the hook 2 is lifted so that the hook 2 can be easily hooked to the hanging piece 5 of the flexible pot nursery box 4 without bending or squatting. The length (height) of the body A is adjustable.

  Specifically, the main body 3 is slidably inserted into the rectangular pipe-shaped upper rod-shaped portion 13 so that the rectangular rod-shaped lower rod-shaped portion 14 having a slightly smaller diameter than the upper rod-shaped portion 13 is slidably inserted. Further, as shown in FIG. 7, a lock cylinder 16 provided with a tightening screw 15 is fitted and fixed to the lower end of the upper bar 13 and the lock cylinder 16 is tightened. A screw-through hole 17 that penetrates the screw 15 is formed in a side surface near the lower end of the upper rod-shaped portion 13, and when the tightening screw 15 that penetrates the screw-through hole 17 is tightened and screwed, the upper rod-shaped portion 13 extends from the screw-through hole 17 The tip of the tightening screw 15 projecting inward is in pressure contact with the side surface of the lower bar-shaped part 14, and the upper bar-shaped part 13 and the lower bar-shaped part 14 are in a state in which the telescopic slide cannot be adjusted. Thus, the expansion / contraction mechanism 7 is in a state where the expansion / contraction slide can be adjusted.

  Next, a method of using the pot nursery box lifting tool of the present embodiment configured as described above will be described.

  The length of the main body 3 (the total length of the lifting body A) is set in advance by the telescopic mechanism 7 to be, for example, a length equal to or higher than the knee height of the worker S in a standing posture, Hold the part 1 and carry a pair of lifting bodies A in both hands.

  For example, a large number of flexible pot nursery boxes 4 are laid on the ground 10 without gaps on the ground 10 in a greenhouse, but the longitudinally opposite edges of the flexible pot nursery boxes 4 arranged on the outermost side. When the hanging part 2 of one lifting body A is hooked on the hanging piece part 5 on one side of the one side and this one lifting body A is lifted slightly upward, from the extrusion hole of the pot-shaped seedling room to the ground 10 The root 12 of the rooted seedling 11 can be peeled off from the ground 10 (see FIGS. 2 and 3).

  Subsequently, one lifting body A is pulled in the horizontal direction to move the flexible pot nursery box 4 in the horizontal direction, and the opposite opposing edge of the flexible pot nursery box 4 is adjacent to the flexible pot. The drooping piece 5 is exposed away from the pot nursery box 4.

  Then, the hanging part 2 of the other lifting body A is hooked to the exposed hanging part 5 of the opposite side opposite edge (see FIG. 4), and the pair of lifting bodies A are lifted upward to be flexible. The pot nursery box 4 can be lifted from the ground 10, and the flexible pot nursery box 4 can be transported to an appropriate position in this lifted posture (see FIG. 5).

  The present invention is not limited to the present embodiment, and the specific configuration of each component can be designed as appropriate.

DESCRIPTION OF SYMBOLS 1 Gripping part 2 Latch part 3 Main body part 4 Flexible pot nursery box 5 Hanging piece part 6 Grasping rod 7 Telescopic mechanism 8 Inner side surface 9 Inner surface latching part A Lifting body

Claims (5)

  A pot nursery box lifting tool provided with a pair of lifting bodies provided with a gripping part at the base end of a long main body part and provided with a hooking part that can be hooked on a flexible pot nursery box at the tip. The hooking portion is formed in a hook-like shape that can be hooked from below on a hanging piece that is suspended from the longitudinal opposite edge of the flexible pot nursery box. A pot nursery box lifting tool characterized by being formed in a wide hook shape having a length width of 1/2 or more of the longitudinal width dimension.   The latching portion is provided with an inner surface latching portion which can be brought into contact with and latched to the inner surface of the hanging piece when the hanging piece is latched on the hanging piece from the lower side of the flexible pot nursery box. 2. The pot nursery box lifting tool according to claim 1, wherein the flexible pot nursery box is configured to be movable in the lateral direction by the stop portion being in contact with and engaging with the inner side surface of the hanging piece part.   The pot nursery box lifting tool according to any one of claims 1 and 2, wherein the gripping portion is provided with a gripping rod having a length parallel to a length direction of the hooking portion. .   In the lifting body, an intermediate position in the length direction of the gripping rod is connected to the base end of the main body portion, and an intermediate position in the length direction of the latching portion is connected to the distal end of the main body portion. The pot nursery box lifting tool according to claim 3, wherein the pot nursery box lifting tool is provided.   5. The pot nursery box lifting tool according to any one of claims 1 to 4, wherein the lifting body is configured such that the entire length can be adjusted through an expansion / contraction mechanism provided in the main body.

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