JP2507409Y2 - Tiered ball packing structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention relates to a corrugated board packing structure applied to packing and transporting equipment parts such as a pump unit of a compressor.

[Prior Art] Conventionally, in this type of corrugated board packaging, an intermediate partition plate made of wood, expanded polystyrene, corrugated cardboard, or the like is used as a support structure for supporting a vertical compressive load of equipment parts. Is placed on the upper part of the equipment parts stacked in a cardboard outer box, so that the equipment parts are packaged so as to receive a vertical compressive load.

[Problems to be solved by the invention] However, in such a conventional corrugated board packaging structure, moisture easily enters from the outside into the outer box, and therefore, if the packaged product has rust-prone properties, rusting may occur. It causes the occurrence.

Further, as a device part, for example, when a compressor pump unit is stacked and packaged in a corrugated cardboard outer box in a plurality of stages, a rotating shaft portion projecting vertically above and below the center portion of the cylinder block, which is the main body portion of the pump unit, If the product is packed in contact with the rotating shaft of the adjacent pump unit or in contact with the partition plate, there is a problem that the accuracy of the rotating shaft tends to be incorrect due to vibration or shock during transportation. .

[Purpose of Invention] The present invention has been made under the circumstances described above. The purpose of the present invention is to prevent rust from being generated in a packaged product, and particularly to prevent the product from protruding from the main body of the device part. An object of the present invention is to provide a corrugated board packaging structure capable of maintaining the accuracy of the shaft portion.

[Means for Solving the Problems] In order to solve the above-mentioned problems, the present invention provides a corrugated cardboard partition comprising an upper tray partition plate, a lower tray partition plate, and a holding plate inside a middle tray provided in a cardboard outer box. In each storage space part which is partitioned through a plate, the top part of the main body part has a vertically protruding shaft-like rust-prone device part, which are alternately stacked upside down and arranged, Hold the main body of the equipment parts in the upright state with the upper assembly partition plate and the holding plate,
Also, the main body of the device component in the inverted state is sandwiched between the upper-stage partition plate and the lower-stage partition plate, and the shaft portion protruding from the main body portion of each device component is placed and stored in a floating support state. A corrugated cardboard packaging structure, wherein each of the device parts is covered with a vaporizable rust preventive material, and the entire device parts are wrapped with an aluminum sheet.
In this case, a hygroscopic agent is preferably put in the atmosphere in the package made of the aluminum sheet and in the package made of the vaporizable rust preventive material.

[Effects] That is, according to the present invention, by adopting the above-mentioned configuration, each device part is provided in each storage space part which is partitioned through the corrugated board assembling partition plate in the middle tray provided in the corrugated board outer box. Since it is covered with a vaporizable rust preventive material, the inside of the package of the device parts made of the individual rust preventive materials is kept in a rust preventive atmosphere.

Further, since the shaft portion protruding from the main body of the equipment component is accommodated in a floating state, the shaft portion of the equipment component may contact the rotating shaft portion of the adjacent pump unit or contact the partition plate. As a result, it is possible to prevent the accuracy of the shaft portion of the device component from being deviated due to vibration or impact during transportation as in the past.

Furthermore, since the entire equipment parts inside the cardboard outer box are wrapped with aluminum sheets, even if water enters the outer case from the outside, the water does not adhere to the equipment parts. The generation of rust is surely prevented.

Furthermore, since the moisture absorbent is put in the atmosphere in the package made of the aluminum sheet and in the package made of the vaporizable rust preventive material, the dehumidification in each package can be achieved and the rust preventive effect is further promoted.

[Embodiment] Hereinafter, the present invention will be described in detail with reference to one embodiment shown in the drawings. Figs. 1 to 3 show a corrugated board packaging structure according to the present invention, in which (1) is a compressor, for example. Is a package body in which a large number of rust-prone pump units (100), which are assembly equipment parts, are collectively packaged.

This package (1) is a pallet (2) that serves as a gantry that facilitates loading and unloading work using, for example, a forklift truck.
And the corrugated cardboard trays (3) and (4) stacked on the pallet (2) in a plurality of stages (three stages in the illustrated embodiment).
(5) and a corrugated cardboard outer box (6) for packaging the entire middle trays (3), (4) and (5), and the lower middle tray (3) is integrally formed on the pallet (2). It is fixed to.

An aluminum sheet (7) is laid in each of the above-mentioned middle trays (3), (4) and (5), and a joining portion between this aluminum sheet (7) and another aluminum sheet (8) is provided. It is placed on each middle tray (3) (4) (5) through the partition plates and presser plates (10) (20) (30) (40) (50), which will be described later, by sticking with gum tape or the like. The entire pump unit (100) to be housed is packaged so that moisture cannot easily enter from the outside.

That is, in the lower and middle middle trays (3) and (4) excluding the uppermost middle tray (5), the first upper assembly partition plate (10) and the lower assembly partition plate (20) move up and down. As shown in FIG. 4, it is divided into two stages, each of which is formed in a high and low form, and is loaded with a laterally offset half pitch from each other and is divided into a plurality of upper and lower storage spaces. In addition, the pump units (100) corresponding to the upper and lower sides are alternately stacked upright and inverted so as to be placed and stored.

By the way, as shown in FIG. 5, a compressor pump unit (100), which is an equipment part as a packaged product, has a cylinder block (10) forming a main body, for example.
1), a rotary shaft portion (102) inserted through the center of the cylinder block (101), and the cylinder block (101)
And a tip (102a) of the rotating shaft portion (102), which is formed by projections (103) (104) integrally formed on both sides of the
Is slightly exposed to the upper surface of the cylinder block (101), and its lower end (102b) is projected from the lower surface of the cylinder block (101) for a long time so that the main body has a large diameter and has a unique top-shaped shape. With such a pump unit (10
Since 0) usually has rust resistance, the entire circumference is covered with a rust preventive material (200).

This anticorrosion material (200) is a vaporizable anticorrosion film (201)
It is double-wrapped with a protective film (202) such as polyethylene, which is used for the inside and a protective film (201) for preventing the inside vaporizable rust-proof film (201) from breaking, and silica gel inside. A hygroscopic agent (70) such as, for example, is used to absorb the moisture in the package or the moisture that permeates through the film, so that the pump unit (10
It is designed to prevent 0) rusting.

The above-described vaporizable rust preventive film (201) is, for example, a polyethylene film impregnated with a vaporizable rust preventive agent, and has a rust preventive atmosphere maintained in the package.

Further, the hygroscopic agent (70) is partitioned by the partition plates (10) (20) in the middle trays (3) (4) (5) as shown in FIGS. 1 and 4. It can also be put in the upper and lower storage spaces, so that the middle tray (3)
Together with the aluminum sheets (7) and (8) that wrap the entire pump unit (100) that is stacked and stored in two layers above and below via the partition plates (10) and (20) inside the package (4) It is designed to dehumidify and promote the rust prevention effect.

Further, in the figure, (30) is an intermediate presser plate which is incorporated in the upper part of the upper stage partition plate (10) which is divided into the lower and middle stage middle trays (3) and (4), and (40) is the second The upper-partition partition plate is formed in the same manner as the lower-partition partition plate (20) in the same manner as the first upper-partition partition plate (10), and is placed with a lateral half-pitch offset from each other. In the upper and lower storage spaces divided into a plurality of upper and lower two stages, the pump units (100) corresponding to the upper and lower sides are alternately stacked upside down and stored.

Each of the pump units (100) holds the cylinder block (101) in the upright state by the upper assembly partition plate (10) and the intermediate presser plate (30) while the inverted state thereof. By holding the cylinder block (101) in FIG. 2 between the upper assembly partition plate (10) and the lower assembly partition plate (20), the rotation shaft part (102) protruding vertically from the cylinder block (101) is supported in a floating manner. Place and store in the state,
As a result, the pump units (10
0) Rotating shafts (102) or the rotating shafts (102) do not come into contact with the partition plates (10) (20) or the intermediate presser plate (30) to prevent vibration during transportation. The accuracy of the rotating shaft (102) is maintained due to shocks and impacts.

Furthermore, in the figure, (50) is an upper presser plate incorporated in the upper part of the upper group partition plate (40) which is divided into the uppermost middle tray (5), and the upper presser plate (50) is The cylinder block (10) which is the main body of the pump unit (100) in the upright state supported by the upper assembly partition plate (40).
1) is pushed away from the center and pressed from above, and together with the partition plates (20) (40), the pump unit (100).
By holding the cylinder block (101) of
The rotating shaft portion (1 that protrudes from the cylinder block (101)
02) is stored in a floating support state.

Further, in the figure, (60) is a top plate arranged above the upper pressing plate (50), and (80) is a band for binding the outer box (6).

[Effects of the Invention] As is apparent from the above description, the present invention has the rust-prone property in each storage space part partitioned by the corrugated cardboard partition plate in the middle tray provided in the corrugated cardboard outer box. In a corrugated board packaging structure in which equipment parts are placed and stored,
Each of the equipment parts is covered with a volatile anticorrosive material, the shaft portion protruding from the main body of the equipment parts is accommodated in a levitationally supported state, and the whole equipment parts are packaged with an aluminum sheet. Since the moisture absorbent is placed in the atmosphere inside the aluminum sheet package and inside the vaporizable rust preventive material package, the rust preventive atmosphere is maintained inside the device part package with each rust preventive material. be able to.

Further, since the shaft portion protruding from the main body of the equipment component is accommodated in a floating support state, the shaft portion of the equipment component comes into contact with the rotating shaft portion of the adjacent pump unit or contacts the partition plate. Therefore, it is possible to prevent the accuracy of the shaft portion of the device component from being deviated due to vibration or impact during transportation as in the past.

Furthermore, since the entire equipment parts inside the cardboard outer box are wrapped with aluminum sheets, even if water enters the outer case from the outside, the water does not adhere to the equipment parts. It is possible to reliably prevent the generation of rust.

Furthermore, in claim 2, since the moisture absorbent is put in the atmosphere in the package made of the aluminum sheet and in the package made of the vaporizable rust preventive material, it is possible to dehumidify each package and to obtain the rust preventive effect. It has an excellent effect that it can be further lengthened.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of an essential part showing an embodiment of a corrugated board packaging structure according to the present invention, FIG. 2 is an external view showing the same packaging state, FIG. 3 is an exploded perspective view, and FIG. FIGS. 5A and 5B are explanatory views showing a state where the device parts are uprightly supported in the parts A and B, and FIG. [Explanation of Codes] (1) …… Package, (3) (4) (5) …… Middle tray,
(6) …… Outer box, (7) (8) …… Aluminum sheet,
(10) …… Upper set partition plate, (20) …… Lower set partition plate,
(30) …… Intermediate presser plate, (40) …… Upper set partition plate, (50)
...... Upper plate, (70) …… Hygroscopic agent, (100) …… Device parts (pump unit), (101) …… Main body (cylinder block), (102) …… Shaft (rotating shaft) , (200) ...
… Rust preventive material.

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Daisuke Okazaki 2-18 Keihan Hondori, Moriguchi City, Osaka Sanyo Electric Co., Ltd. (72) Setsuo Enomoto 11-7 Honshu, Sayamagahara, Iruma City, Saitama Prefecture Atsugi Cardboard Co., Ltd. (72) Inventor Shuichi Yonekura 11-7 Sayamagahara, Iruma-shi, Saitama Honshu Atsugi Cardboard Co., Ltd. (56) References JP 62-78066 (JP, A) Actual development Sho 57- 196670 (JP, U) Actually opened Sho 63-26594 (JP, U)

Claims (2)

(57) [Scope of utility model registration request] 1. A main body is provided in each storage space part which is partitioned by a corrugated cardboard partition plate composed of an upper stage partition plate, a lower stage partition plate and a holding plate in a middle tray provided in a corrugated board outer box. Top-shaped rust-prone equipment parts whose shafts protrude vertically are arranged in the center by alternately stacking them upside down, and the main body of the equipment parts in the upright state is referred to as the upper assembly partition plate. It is held by the holding plate, and the main body of the device parts in the inverted state is held by the upper-stage partition plate and the lower-stage partition plate, and the shaft part protruding from the main body of each device part is levitationally supported. It is a cardboard packaging structure that is placed and stored in a state,
A corrugated board packaging structure characterized in that each of the above-mentioned equipment parts is covered with a vaporizable rust preventive material, and the whole equipment parts are wrapped with an aluminum sheet. 2. The corrugated board packaging structure according to claim 1, wherein a moisture absorbent is put in an atmosphere in the aluminum sheet packaging and the atmosphere in the vaporizable rust preventive material.