JP4188066B2 - Packing box sash door lashing equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door lashing device provided in a packing box so as to be openable and closable, for example, a door lashing device for a door door that opens laterally about a vertical axis.
[0002]
[Prior art]
FIG. 5 shows a conventional packing box securing device for a packing box.
[0003]
In FIG. 5, a rear side door b is provided at the rear part of the packing box a so as to be able to open laterally about a vertical axis connected to an opposite side edge (right side edge) (not shown).
[0004]
The cargo box a is provided with a lashing device c for tying the rear lid b in a closed state.
[0005]
In the lashing device c, for example, a plurality (three) of lashing members d are provided vertically and spaced apart from each other between the rear end surface a1 of the side wall of the cargo box a and the one side edge b1 of the rear saddle door b. In addition, by operating these securing members d while being interlocked through the interlocking rod f by the up and down rotation operation of the operating lever e, the rear lid b is secured in a closed state with respect to the cargo box a, and I was trying to release the binding.
[0006]
And the basic structure of each said securing member d was made to be seen by patent document 1. FIG.
[0007]
Specifically, as shown in FIG. 6, for example, an engagement pin d1 is provided on the rear side b of the door through a bracket b1, and a support fitting d2 on the side of the cargo box a corresponds to the engagement pin d1. Is provided. Then, with the engagement pin d1 engaged with the support fitting d2, the operation lever d3 provided on the support fitting d2 is pivoted downward to hold the engagement pin d1, so that the rear sliding door b is It was supposed to be tied up in an obstructed state.
[0008]
[Patent Document 1]
Japanese Utility Model Laid-Open No. 2-121346
[Problems to be solved by the invention]
However, in the conventional securing structure, the support fitting d2 holds the peripheral surface of the engagement pin d1 extending outward. For this reason, it has a strong holding force against the pressing force from the inward to the rear side door b where the force acts in the direction orthogonal to the axial direction of the engagement pin d1, and resists this pressing force. However, the holding force is weak against the pressing force from the inside to the outside on the side wall where the force acts in the axial direction of the engagement pin d1.
[0010]
Therefore, there has been a problem that the side wall falls to the outside when a large pressing force is generated on the side wall from the inside to the outside due to packing of dust or the like in the packing box.
[0011]
The present invention has been made in view of the above-mentioned problems, and the object of the present invention is to secure the saddle as well as the pressing force from the inside to the outside to the saddle with a simple configuration. It is an object of the present invention to provide a sash door lashing device for a packing box which has a strong holding force against a pressing force from the inside to the outside to the side wall to be bound and can prevent the side wall from falling down. .
[0012]
[Means for Solving the Problems]
According to a first aspect of the present invention, there is provided a luggage box lashing device for a luggage box, wherein the luggage box is provided with a lashing apparatus for tying the luggage door in a closed state. lashing apparatus, and lashing hook having a hook portion disposed rotatably about a vertical axis to Aoto, provided toward the axis direction in a direction perpendicular to the packing box side, the hook portion of the solid strapping hooks when There will and a disengaged freely lashing pins, hook portion of the lashing hook is fastened to the closed position Aoto and engaged in a state of racking over outwardly from the circumferential surface inside of lashing pins In addition, the door is held at the closed position against the pressing force acting on the door from the inside to the outside .
[0013]
According to a second aspect of the present invention, the hooking device is provided with a projection that can be hooked on the pin when the hook is engaged with the pin. Is.
[0014]
According to a third aspect of the present invention, there is provided a luggage box lashing device for a luggage box, wherein the luggage box is provided with a lashing apparatus for tying the luggage door in a closed state. The lashing device is provided with a lashing hook provided on the door and a lashing pin provided on the cargo box side, and the lashing hook is detachable. And a plurality of the lashing hooks and the lashing pins are arranged at predetermined intervals in the vertical direction. Each lashing hook is connected to an interlocking rod arranged in the vertical direction, and each tying hook can be freely engaged with and disengaged from the corresponding lashing pin by rotating the interlocking rod.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0016]
FIG. 1 shows a structure of a packing box to which a saddle lashing device for a packing box of the present invention is applied.
[0017]
In FIG. 1, reference numeral 2 denotes a rear side door constituting the rear surface of the packing box 1, and the rear side door 2 is connected to a rear end portion of one side wall via a hinge (not shown). The hinge is configured to freely open laterally around the hinge.
[0018]
Specifically, when the rear side door 2 closes the rear opening of the cargo box 1, the other side edge 21 is in contact with the inner portion of the rear end surface 11a of the other side wall 11 as shown in FIG. And is secured by the securing device 3 in this state.
[0019]
The lashing device 3 is provided with a plurality of lashing members 31 arranged at predetermined intervals in the vertical direction between the rear end surface 11a of the other side wall 11 and the other side edge 21 of the rear lid 2. These securing members 31 secure the rear side door 2 to the side wall 11 in a closed state.
[0020]
As shown in FIGS. 2 and 3, the securing member 31 is provided outside the other side edge 21 of the securing pin 32 supported on the rear end surface 11 a of the side wall 11 via the bracket 12 and the rear side door 2. And a lashing hook 33.
[0021]
The lashing pin 32 is supported in the vertical direction across the front ends of a pair of upper and lower brackets 12, 12 protruding rearward from the rear end surface 11 a of the side wall 11.
[0022]
On the other hand, a plurality of bosses 22 are connected to the end surface 21a of the other side edge 21 of the rear side door 2 at a predetermined interval in the vertical direction, and an interlocking rod 34 is rotatably supported by these bosses 22.
[0023]
Each of the lashing hooks 33 has a base end portion integrally provided with the interlocking rod 34, and a hook portion 33a (see FIG. 4) formed at the distal end portion is freely detachable from the lashing pin 32. Has been made.
[0024]
Further, an operating lever 35 is connected to the interlocking rod 34, and the interlocking rod 34 is rotated by the operating lever 35, so that each lashing hook 33 is rotated. Therefore, in a state in which the rear saddle 2 is closed, the tying hook 33 is rotated with the operating lever 35 so that the tying hook 33 is engaged with and disengaged from the tying pin 32. I try to do lashing and lashing.
[0025]
A holding plate 36 that is detachable from the stopper 23 provided on the rear lid 2 is provided at the tip of the operation lever 35 in a state where the tying hook 33 is engaged with the tying pin 32. Yes. Specifically, the tip of the shaft portion 24 of the stopper 23 is provided so as to be movable in the axial direction, and a holding hole (not shown) in which the tip of the shaft portion 24 can be fitted is provided in the holding plate 36. The operation lever 35 is held by inserting the tip of the portion 24.
[0026]
Incidentally, the hook portion 33a of the lashing hook 33 is formed in a curved shape so as to hold the outer peripheral surface of the lashing pin 32 when engaged with the lashing pin 32 as shown in FIG. Yes. Further, a projection 33 b is formed on the inner edge of the hook portion 33 a, and when the lashing pin 32 is secured with the lashing hook 33, the projection 33 b is hooked on the peripheral surface of the lashing pin 32. By stopping, the engagement of the lashing pin 32 by the lashing hook 33 is strengthened.
[0027]
As shown in FIG. 3, the lashing pins 32, the lashing hooks 33, and the interlocking rods 34 constituting the lashing device 3 are connected to the other side edge 21 end surface 21a and the side wall 11 rear end surface 11a as shown in FIG. As shown in FIG. 2, the operation lever 35 is disposed in the notch 2b of the stiffener 2a provided on the outer surface of the other side edge 21 as shown in FIG. Has been made. Thereby, the securing device 3 is disposed substantially flush with the outer surface without protruding from the outer surface of the rear lid 2, and as a result, the entire length of the existing packing box 1 without increasing the total length of the packing box 1. The lashing device 3 can be disposed in a state where the above is maintained.
[0028]
In a state where the rear lid 2 is disposed at the closed position and the lashing pin 32 is engaged by the lashing hook 33 via the interlocking rod 34 by the operation lever 35, the lashing hook 33 is moved around the lashing pin 32. The securing pin 32 is arranged so as to be held from the inner side to the outer side.
[0029]
When the lashing hook 33 engages with the lashing pin 32 in this way, when the rear sash 2 is locked in the closed state by the tying device 3, the rear sash 2 is caused by dust trapped inside. Even if a pressing force from the inside to the outside acts on the hook portion 33a of each lashing hook 33, the lashing pin 32 is held and engaged from the cargo box 1 side (inside) to the outside. This can strongly resist the pressing force and can stably hold the rear lid 2 in the closed state.
[0030]
Even when a pressing force from the inside to the outside acts on the side wall 11, the hook portion 33a of each lashing hook 33 holds the lashing pin 32 from the cargo box 1 side (inside) to the outside and engages. Therefore, coupled with the latching action by the protrusion 33b, it is possible to strongly resist the pressing force, and thus the side wall 11 can be reliably prevented from falling outward.
[0031]
In addition, in this Embodiment, although the thing which ties the rear side door 2 by the lashing device 3 was demonstrated, this lashing device 3 is not restricted to the rear side door 2, The side by which the side wall was made open freely It can also be applied to the binding of a part of the door, and is not limited to the door that the entire wall such as the rear wall or side wall opens sideways. it can.
[0032]
Furthermore, the present invention can be applied not only to a side door that opens sideways, but also to a side door that opens upward or downward.
[0033]
【The invention's effect】
As described above, according to the saddle lashing device for a cargo box of the present invention, the hook portion of the lashing hook is engaged with the peripheral surface of the lashing pin held from the cargo box side to the outside. With this simple configuration, when the door is locked in a closed state by the door door lashing device, the pressing force from the inside to the outside of the door is caused by dust trapped inside. Can act firmly against this pressing force, can stably hold the door in a closed state, and from the inside to the outside on the side wall that secures the door. Even when this pressing force is applied, it is possible to firmly resist the pressing force, thereby reliably preventing the side wall from falling to the outside.
[0034]
Further, by providing the protrusion on the inner edge of the hook portion, the engagement of the lashing hook to the lashing pin by the hook portion can be further strengthened.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a front view showing an overall configuration of a saddle door lashing device for a packing box according to the present invention.
FIG. 2 is an enlarged front view showing a securing member.
FIG. 3 is an enlarged plan view showing a securing member.
FIG. 4 is a plan view showing the shape of a lashing hook.
FIG. 5 is a front view showing an entire configuration of a conventional cargo box tying door securing apparatus.
FIG. 6 is a perspective view showing a structure of a conventional securing member.
[Explanation of symbols]
1 Packing box 2 Rear Shido (Shido)
3 lashing device 31 lashing member 32 lashing pin 33 lashing hook 33a hook portion 33b protrusion 34 interlocking rod 35 operating lever

Claims (3)

In a packing box equipped with an openable and closable door, the packing box is provided with a lashing device for tying the door in a closed state, and the lashing device is provided on the door to be rotatable about a vertical axis. A lashing hook having a hook portion, and a lashing pin that is provided on the cargo box side with the axial direction oriented vertically, and the hook portion of the lashing hook is detachable. when the hook is fastened to the closed position Aoto from the inner circumferential surface and engaging in a state of racking over the outside of the lashing pins, anti the pressing force acting outward from the inside to Aoto And holding the door in the closed position .   2. The luggage box lashing according to claim 1, wherein a projection that can be hooked to the lashing pin when engaged with the lashing pin is formed on an inner edge of the hook portion. apparatus. In a packing box having an openable and closable door, the packing box is provided with a lashing device for lashing the door in a closed state, and the lashing device includes a lashing hook provided on the door and a load. The lashing hook is provided on the box side, and the lashing hook is provided with a detachable lashing pin, and the hook portion of the lashing hook holds the circumferential surface of the lashing pin from the cargo box side to the outside. A plurality of the lashing hooks and the lashing pins are arranged at predetermined intervals in the vertical direction, and each lashing hook is connected to an interlocking rod arranged in the vertical direction. is, Aoto lashing device packing box you wherein each lashing hook is made to disengageably each lashing pins corresponding with the rotational operation of the interlocking rod.

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