CN221341590U - Double-layer blow molding box - Google Patents

Abstract

The utility model relates to the technical field of blow molding boxes, and discloses a double-layer blow molding box, which comprises: the upper box body and the lower box body form the outer shell, and the upper box body is hinged with the lower box body; the protective inner shell is arranged in the inner cavities of the upper box body and the lower box body and is tightly attached to the inner walls of the upper box body and the lower box body; the reinforcing plate is arranged at the top of the inner cavity of the upper box body and around the center of the bottom of the inner cavity of the lower box body; the lower pressing plate is arranged in the inner cavity of the upper box body, the top of the lower pressing plate is uniformly provided with a telescopic rod, the top end of the telescopic rod is connected with the corresponding part of the protective inner shell, and the surface of the telescopic end of the telescopic rod is sleeved with an extrusion spring. This double-deck blowing box forms bilayer structure through by between protecting inner shell and the shell body, and the reinforcing plate then inlays in corresponding last box body and lower box body inside, adopts this kind of mode to can promote the bulk strength of last box body and lower box body effectively, and protect inside instrument.

Description

Double-layer blow molding box

Technical Field

The utility model relates to the technical field of blow molding boxes, in particular to a double-layer blow molding box.

Background

A blow-molded case is a plastic packaging container, typically made by a blow-molding process. The process of manufacturing blow boxes involves melting a plastic raw material and then blowing the melted plastic through a mold into containers of various shapes and sizes. Blow-molded boxes are widely used in various industries, such as food packaging, medical packaging, industrial packaging, and the like. The plastic raw material is adopted in the blow molding box, and the cost is lower than that of other packaging materials, so that the packaging cost of products can be reduced, the blow molding box can be made into various shapes and sizes, and is suitable for the packaging requirements of various different products, and the blow molding box is generally made of the recyclable plastic raw material, so that the environment protection and the resource recycling are facilitated.

A common blow molding box is used for placing tools and the like, and is generally composed of a box body, a box cover, a handle, a bottom and other structures. When in use, the box cover is opened first, a plurality of groups of tools are placed in the box body, and then the box cover and the box body are closed. For weight reduction, traditional blowing box sets up for the individual layer often, but the protection intensity of box body reduces, and lacks and carries out effective spacing structure to the instrument of placing inside, can lead to the box body part to take place cracked under the instrument collision, influences safety in utilization, proposes a double-deck blowing box for this.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a double-layer blow molding box, which solves the technical problems that the integral strength of a box body cannot be effectively enhanced and the protection effect is provided for tools.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a double layer blow molded case comprising:

The upper box body and the lower box body form the outer shell, and the upper box body is hinged with the lower box body;

the protective inner shell is arranged in the inner cavities of the upper box body and the lower box body and is tightly attached to the inner walls of the upper box body and the lower box body;

The reinforcing plate is arranged at the top of the inner cavity of the upper box body and around the center of the bottom of the inner cavity of the lower box body. Through constitute bilayer structure between protecting inner shell and the shell body, and the reinforcing plate then inlays in corresponding last box body and lower box body inside to can promote the bulk strength of last box body and lower box body effectively, protect inside instrument.

Preferably, connecting plugs are longitudinally arranged around the top of the outer shell, connecting jacks are longitudinally additionally arranged around the bottom of the outer shell, and the connecting plugs correspond to the connecting jacks in the opening positions. The connecting jacks can be inserted into the outer side faces of the connecting plugs of the other group of outer shells between the adjacent outer shells, so that the adjacent outer shells are tightly connected, and the stacking is more stable and safer.

Preferably, the front and rear ends and the central position of the two sides of the inner wall of the upper box body and the lower box body are longitudinally provided with positioning grooves, and the inner cavities of the positioning grooves are longitudinally inserted with positioning plates. The locating plate drives the connecting structure to be inserted into the corresponding locating groove.

Preferably, the locating plates are connected with the front end, the rear end and the central position of the outer side of the corresponding protective inner shell, and handles are arranged at the central positions of the two sides of the front surface of the upper box body and the lower box body. The inner protection shell can be conveniently installed and detached through the locating plate, and meanwhile, the inner protection shell can be replaced when the inner protection shell is broken or broken due to multiple collisions with a tool.

Preferably, the front center position and the two sides of the upper box body are provided with buckles, the front end face of the lower box body is provided with a clamping seat, and the buckles are mutually clamped with the clamping seat in a closing state.

Preferably, the inner chamber bottom of last box body transversely adds and is equipped with the holding down plate, and the top of holding down plate evenly installs the telescopic link, the top of telescopic link is connected with between the protection inner shell correspondence, and the flexible end surface of telescopic link all overlaps and is equipped with extrusion spring. The lower pressing plate moves downwards under the action of the telescopic rod and the extrusion spring and fixes the stored tool, so that the tool is prevented from moving inside and colliding with the inner protection shell, and the service life of the inner protection shell is reduced.

(III) beneficial effects

Compared with the prior art, the utility model provides a double-layer blow molding box, which comprises the following components

The beneficial effects are that:

This double-deck blowing box, through constitute bilayer structure between by protecting inner shell and the shell body, and the reinforcing plate then inlays in the upper box body that corresponds and lower box body inside, thereby can effectually promote the bulk strength of upper box body and lower box body, the reinforcing plate that horizontal and vertical plate body constitutes has good elasticity buffer property simultaneously, realize the dispersion consumption to collision impact force, reduce the equipment damage that causes after receiving the impact, carry out high-efficient protection to inside instrument, the holding down plate of adding establishes supports down tightly under telescopic link and extrusion spring's effect, can carry out effectual tight spacing to the instrument of depositing, reduce instrument and protecting the accident emergence that the inner shell collision leads to the damage.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram showing the separation structure of the upper case and the lower case according to the present utility model;

FIG. 3 is a schematic view of the upper case and the inner separation structure of the present utility model.

In the figure: 1. an outer housing; 2. an upper case; 3. a lower case; 4. a protective inner shell; 5. a positioning plate; 6. a positioning groove; 7. a reinforcing plate; 71. a cross bar; 72. a vertical bar; 8. a lower pressing plate; 9. a telescopic rod; 10. extruding a spring; 11. a connection plug; 12. a connection jack; 13. a handle; 14. a clamping seat; 15. and (5) a buckle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model provides a technical solution, a double-layer blow molding box, please refer to fig. 1, comprising: the device comprises an outer shell 1, an upper box body 2 and a lower box body 3 which form the outer shell 1, wherein the upper box body 2 and the lower box body 3 are hinged;

Referring to fig. 2, two protective inner shells 4 are respectively arranged in the inner cavities of the upper box body 2 and the lower box body 3 and are respectively tightly attached to the inner walls of the upper box body 2 and the lower box body 3;

The reinforcing plate 7 is arranged between the upper box body 2, the lower box body 3 and the protection inner shell 4 at the corresponding side. The double-layer structure is formed between the protective inner shell 4 and the outer shell 1, and the reinforcing plate 7 is inlaid in the corresponding upper box body 2 and lower box body 3, so that the integral strength of the upper box body 2 and the lower box body 3 can be effectively improved, and internal tools are protected;

The reinforcing plate 7 consists of iron transverse strips 71 and vertical strips 72, the number of the transverse strips 71 is not less than three, the transverse strips 72 are distributed at equal intervals, two vertical strips 72 are distributed perpendicular to the transverse strips 71, and the transverse strips 71 and the vertical strips 72 are welded.

Referring to fig. 1, connecting plugs 11 are respectively protruded from four corners of an upper end face of the outer casing 1, connecting jacks 12 are respectively concavely provided on four corners of a lower end face of the outer casing 1, and a handle 13 is further provided on a front end face of the outer casing 1. The adjacent outer shells 1 can be longitudinally assembled by mutually inserting the connecting jacks 12 and the connecting plugs 11, and the adjacent outer shells 1 are tightly stacked by inserting the connecting jacks, so that the stability and the safety performance are improved.

Referring to fig. 2, positioning slots 6 are formed on both sides of the inner walls of the upper case 2 and the lower case 3, positioning plates 5 are mounted on both sides of the outer wall of the inner protective case 4, and the positioning plates 5 correspond to the positioning slots 6 on the corresponding sides. The locating plates 5 are connected with the front and rear ends and the central position of the outer side of the corresponding protective inner shell 4. The inner protective shell 4 can be conveniently installed and detached through the positioning plate 5, and can be replaced when the inner protective shell collides with a tool for a plurality of times to cause breakage or rupture. The front end face of the upper box body 2 is provided with a buckle 15, the front end face of the lower box body 14 is provided with a clamping seat 14, and the buckle 15 and the clamping seat 14 are mutually clamped in a cover closing state, so that the opening and closing of the device are realized conveniently.

Referring to fig. 3, a lower pressing plate 8 is transversely arranged at the bottom of the inner cavity of the upper box body 2, a sponge layer is lined on the lower surface of the lower pressing plate 8 and is used for effectively limiting tools placed in the inner protective shell 4 corresponding to the inner cavity of the lower box body 3, a telescopic rod 9 is arranged between the lower pressing plate 8 and the bottom of the inner cavity of the upper box body 2, and an extrusion spring 10 is sleeved outside the telescopic rod 9. The lower pressing plate 8 moves downwards under the action of the telescopic rod 9 and the extrusion spring 10 and fixes the stored tool, so that the tool is prevented from moving inside and colliding with the inner protective shell 4, and the service life of the inner protective shell 4 is reduced.

The scheme is as follows: through constitute bilayer structure between protecting inner shell 4 and the shell body 1, and reinforcing plate 7 then inlay in the interior of last box body 2 that corresponds and lower box body 3, reinforcing plate 7 that horizontal and vertical plate body constitutes has good elasticity buffer property, realize the dispersion consumption to collision impact force, reduce the equipment damage that causes after receiving the impact, can insert connecting jack 12 between the adjacent shell body 1 and locate the connecting plug 11 lateral surface department of another group shell body 1, protecting inner shell 4 accessible locating plate 5 is convenient for install and dismantle, can change the operation when bump a lot of with the instrument and lead to the damage or break simultaneously. When the upper box body 2 and the lower box body 3 are combined, the two groups of buckles 15 are in fit connection, the buckles 15 are inserted through the clamping seats 14 to be connected, the lower pressing plate 8 moves downwards to abut against under the action of the telescopic rod 9 and the extrusion spring 10, the stored tools are limited, and the occurrence of collision accidents caused by movement of the tools is reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a double-deck blowing box, includes the shell body, the shell body divide into box body and lower box body, and go up the box body and hinge mutually between the box body down, its characterized in that:

The inner cavities of the upper box body and the lower box body are respectively lined with a protective inner shell, the protective inner shells are closely attached to the inner walls of the corresponding box bodies, and reinforcing plates are respectively lined among the upper box body, the lower box body and the protective inner shells on the corresponding sides;

The reinforcing plate consists of iron transverse strips and vertical strips, wherein the number of the transverse strips is not less than three, the transverse strips are distributed at equal intervals, two vertical strips are distributed perpendicular to the transverse strips, and the transverse strips and the vertical strips are welded;

The bottom of the inner cavity of the upper box body is transversely additionally provided with a lower pressing plate, the lower surface of the lower pressing plate is lined with a sponge layer, a telescopic rod is arranged between the lower pressing plate and the bottom of the inner cavity of the upper box body, and an extrusion spring is sleeved outside the telescopic rod.

2. A double layer blow molded case according to claim 1 wherein: the connecting plug is arranged at four corners of the upper end face of the outer shell in a protruding mode, the connecting jack is arranged at four corners of the lower end face of the outer shell in a concave mode, and the front end face of the outer shell is further provided with the handle.

3. A double layer blow molded case according to claim 1 wherein: locating grooves are formed in two sides of the inner walls of the upper box body and the lower box body, locating plates are arranged on two sides of the outer wall of the protective inner shell, and the locating plates correspond to the locating grooves on the corresponding sides.

4. A double layer blow molded case according to claim 1 wherein: the front end face of the upper box body is provided with a buckle, the front end face of the lower box body is provided with a clamping seat, and the buckle and the clamping seat are mutually clamped in a closing state.