CN110436019B

CN110436019B - Packing carton that size is adjustable

Info

Publication number: CN110436019B
Application number: CN201910792709.2A
Authority: CN
Inventors: 刘纯
Original assignee: Zhuji Taihe Packaging Materials Co Ltd
Current assignee: Yantai Risheng Packaging Co ltd
Priority date: 2019-03-18
Filing date: 2019-08-26
Publication date: 2020-11-03
Anticipated expiration: 2039-08-26
Also published as: CN110436019A

Abstract

A packing box with adjustable size comprises a box body and a packing cavity arranged in the box body, wherein first adjusting devices are symmetrically arranged on the left side and the right side of the box body, each first adjusting device comprises a bottom sliding plate, a first adjusting plate and a handle, the first adjusting plates are pulled out by pulling the handles to realize adjustment, and a second adjusting device is arranged in the packing cavity; the multifunctional box body has a simple structure, the size of the box body can be adjusted according to needs, so that the volume adjustment is realized, the adjustment process is simple and convenient to operate and can be repeatedly utilized, the effect of multiple purposes of one object is achieved, and the practicability is greatly improved.

Description

Packing carton that size is adjustable

Technical Field

The invention relates to the technical field of packaging boxes, in particular to a packaging box with an adjustable size.

Background

When meeting the circumstances that needs carry the thing such as moving, generally need place the thing in the packing carton then carry, because the article that need carry out the packing are not of uniform size to need prepare not unidimensional packing carton, it is comparatively loaded down with trivial details, to above drawback, proposed this device.

Disclosure of Invention

Aiming at the technical defects, the invention provides the packaging box with the adjustable size, which can overcome the defects.

The invention relates to a size-adjustable packing box, which comprises a box body and a packing cavity arranged in the box body, wherein the left side and the right side of the box body are symmetrically provided with a first adjusting device, the first adjusting device comprises a bottom sliding plate, a first adjusting plate and a handle, the handle is pulled to pull out the first adjusting plate to realize adjustment, the packing cavity is internally provided with a second adjusting device, the second adjusting device comprises a positioning cavity, a hinge shaft and a second adjusting plate, the positioning cavity is symmetrically arranged at the front side and the rear side of the front wall and the rear wall of the packing cavity, the hinge shaft is fixedly arranged in the positioning cavity, the hinge shaft is fixedly provided with a torsional spring, one end of the torsional spring is connected with the inner wall at one side of the positioning cavity, the second adjusting plate is hinged with the hinge shaft, one end of the second adjusting plate is provided with a lock hole, a locking mechanism is arranged in the second adjusting device, when the second, the locking mechanism is matched with the lock hole to lock the lock hole, a cover plate device is arranged on the front side of the box body and comprises a cover plate and a closed side plate, a sliding groove is formed in the cover plate, a sliding cover plate is arranged in the sliding groove in a sliding mode, and the closed side plate is fixedly connected to the rear end face of the sliding cover plate.

Preferably, first adjusting device including set up in the groove of accomodating of wall behind the packing chamber, end slide set up in the groove of accomodating, be equipped with first spout in the end slide, be equipped with the second spout in the wall behind the packing chamber, it is equipped with the intermediate lever to slide in second spout, the first spout, the intermediate lever with through first spring coupling between the inner wall of first spout one side, the intermediate lever with through second spring coupling between the inner wall of second spout one side, thereby work as when the slide is taken out at the end, the second spout becomes the back wall.

Preferably, the second adjusting device comprises a positioning block groove arranged in the inner wall of the positioning cavity, a positioning block is arranged in the positioning block groove in a sliding manner, one end of the positioning block is connected with the inner wall of the positioning block groove through a third spring, and one end of the positioning block is fixedly provided with a limiting rod;

wherein, locking mechanical system including set up in the box and with the locking lever chamber of location chamber intercommunication, it is equipped with the locking lever to slide in the locking lever chamber, locking lever one end with through fourth spring coupling between the inner wall of locking lever chamber one side, locking lever lateral surface is equipped with the spacing groove, gag lever post one end extend to in the spacing groove, be equipped with in the box with the intercommunication chamber of locking lever chamber intercommunication, the box outer wall be equipped with the spout that resets of intercommunication chamber intercommunication, it is equipped with the slider that resets to slide in the spout that resets, the slider that resets with connect through the connecting rod between the locking lever, thereby work as when the second adjusting plate expandes, the locking lever inserts lock in the lockhole.

Preferably, the cover plate device comprises a fixing block fixedly arranged on the rear end face of the cover plate, a telescopic mechanism is fixedly arranged on the fixing block, one end of the telescopic mechanism is fixed on the closed side plate, and one side end face of the fixing block is connected with one side end face of the closed side plate through a tension spring, so that the closed side plate can be stretched.

In conclusion, the multifunctional adjustable box is simple in structure, the size of the box body can be adjusted according to needs, so that the size adjustment is realized, the adjustment process is simple and convenient to operate and can be repeatedly utilized, the effect of multiple purposes of one object is achieved, and the practicability is greatly improved.

Drawings

The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

FIG. 1 is a schematic view of the overall structure of an adjustable-size package according to the present invention;

FIG. 2 is a schematic view of the structure at A-A in FIG. 1;

fig. 3 is a schematic structural diagram at B in fig. 1.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

As shown in fig. 1-3, a size-adjustable packing box of the device of the present invention comprises a box 16 and a packing cavity 17 disposed in the box 16, wherein first adjusting devices 100 are symmetrically disposed on left and right sides of the box 16, the first adjusting devices 100 comprise a bottom sliding plate 30, a first adjusting plate 11 and a handle 10, the handle 10 is pulled to pull out the first adjusting plate 11 for adjustment, a second adjusting device 200 is disposed in the packing cavity 17, the second adjusting device 200 comprises a positioning cavity 13, a hinge shaft 12 and a second adjusting plate 15, the positioning cavity 13 is symmetrically disposed on front and rear sides of a front wall and a rear wall of the packing cavity 17, the hinge shaft 12 is fixedly disposed in the positioning cavity 13, the hinge shaft 12 is fixedly disposed with a torsion spring 44, one end of the torsion spring 44 is connected to an inner wall of one side of the positioning cavity 13, the second adjusting plate 15 is hinged to the hinge shaft 12, one end of the second adjusting plate 15 is provided with a lock hole 42, a locking mechanism 201 is arranged in the second adjusting device 200, when the second adjusting plate 15 is adjusted to be unfolded, the locking mechanism 201 is matched with the lock hole 42 to lock the second adjusting plate, a cover plate device 300 is arranged on the front side of the box body 16, the cover plate device 300 comprises a cover plate 22 and a closed side plate 18, a sliding groove 23 is arranged in the cover plate 22, a sliding cover plate 21 is arranged in the sliding groove 23 in a sliding mode, and the closed side plate 18 is fixedly connected to the rear end face of the sliding cover plate 21.

Advantageously, the first adjusting device 100 comprises a receiving slot 43 disposed on the rear wall of the packaging cavity 17, the bottom sliding plate 30 is slidably disposed in the receiving slot 43, the bottom sliding plate 30 is provided with a first sliding slot 28 therein, the rear wall of the packaging cavity 17 is provided with a second sliding slot 26 therein, the second sliding slot 26 and the first sliding slot 28 are slidably provided with an intermediate rod 27 therein, the intermediate rod 27 is connected with the inner wall of one side of the first sliding slot 28 through a first spring 29, and the intermediate rod 27 is connected with the inner wall of one side of the second sliding slot 26 through a second spring 25, so that when the bottom sliding plate 30 is pulled out, the second sliding slot 26 becomes the rear wall.

Beneficially, the second adjusting device 200 includes a positioning block groove 40 disposed in the inner wall of the positioning cavity 13, a positioning block 39 is slidably disposed in the positioning block groove 40, one end of the positioning block 39 is connected with the inner wall of the positioning block groove 40 through a third spring 38, and a limiting rod 37 is fixedly disposed at one end of the positioning block 39;

wherein, locking mechanical system 201 including set up in the box 16 and with the locking lever chamber 34 of location chamber 13 intercommunication, it is equipped with locking lever 35 to slide in the locking lever chamber 34, locking lever 35 one end with connect through fourth spring 33 between the inner wall of locking lever chamber 34 one side, locking lever 35 side end face is equipped with spacing groove 36, gag lever 37 one end extends to in the spacing groove 36, be equipped with in the box 16 with the intercommunication chamber 31 of locking lever chamber 34 intercommunication, the box 16 outer wall be equipped with the spout 41 that resets of intercommunication chamber 31 intercommunication, it is equipped with the slider 14 that resets to slide in the spout 41 that resets, the slider 14 that resets with connect through connecting rod 32 between the locking lever 35, thereby work as when second adjusting plate 15 expandes, locking lever 35 inserts lock in the lockhole 42.

Advantageously, the cover plate device 300 includes a fixed block 24 fixedly disposed on the rear end surface of the cover plate 22, a telescopic mechanism 19 is fixedly disposed on the fixed block 24, one end of the telescopic mechanism 19 is fixed on the closure side plate 18, and a side end surface of the fixed block 24 is connected with a side end surface of the closure side plate 18 through an extension spring 20, so that the closure side plate 18 can be extended.

The implementation method of the size-adjustable packaging box comprises the following steps:

when the size needs to be enlarged, the cover plate device 300 is taken down, the handle 10 is pulled, the first adjusting plate 11 is pulled out of the bottom sliding plate 30, the second adjusting plate 15 is rotated and unfolded, when one end of the second adjusting plate 15 rotates into the positioning cavity 13, the jacking positioning block 39 drives the limiting rod 37 to be separated from the limiting groove 36, the fourth spring 33 jacks the locking rod 35 to be inserted into the locking hole 42 for locking, at the moment, the handle 10 is loosened, and the second adjusting plate 15 on one side or the second adjusting plates 15 on two sides can be adjusted as required;

when the size is changed from large to small, the sliding reset sliding block 14 drives the lock rod 35 to be separated from the lock hole 42 through the connecting rod 32, and drives the second adjusting plate 15 to rotate and reset through the hinge shaft 12 under the resetting action of the torsion spring 44;

when the cover is closed, the closed side plate 18 on one side is abutted against the outer end face of the first adjusting plate 11 on one side, and the closed side plate 18 on the other side is pulled to abut against the outer end face of the first adjusting plate 11 on the other side.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides an adjustable packing carton of size, includes the box and set up in packing chamber in the box, its characterized in that: the box body is symmetrically provided with first adjusting devices at the left side and the right side, each first adjusting device comprises a bottom sliding plate, a first adjusting plate and a handle, the handles are pulled to pull out the first adjusting plates to realize adjustment, a second adjusting device is arranged in the packaging cavity and comprises a positioning cavity, a hinged shaft and a second adjusting plate, the positioning cavity is symmetrically arranged at the two sides of the front wall and the rear wall of the packaging cavity in the front-back direction, the hinged shaft is fixedly arranged in the positioning cavity, a torsional spring is fixedly arranged on the hinged shaft, one end of the torsional spring is connected with the inner wall of one side of the positioning cavity, the second adjusting plate is hinged on the hinged shaft, one end of the second adjusting plate is provided with a lock hole, a locking mechanism is arranged in the second adjusting device, and when the second adjusting plate is adjusted to be unfolded, the locking mechanism is matched with the lock hole to lock the second adjusting plate, a cover plate device is arranged on the front side of the box body and comprises a cover plate and a closed side plate, a sliding groove is formed in the cover plate, a sliding cover plate is arranged in the sliding groove in a sliding mode, and the closed side plate is fixedly connected to the rear end face of the sliding cover plate; the first adjusting device comprises an accommodating groove arranged on the rear wall of the packaging cavity, the bottom sliding plate is arranged in the accommodating groove in a sliding mode, a first sliding groove is formed in the bottom sliding plate, a second sliding groove is formed in the rear wall of the packaging cavity, an intermediate rod is arranged in the second sliding groove and the first sliding groove in a sliding mode, the intermediate rod is connected with the inner wall of one side of the first sliding groove through a first spring, and the intermediate rod is connected with the inner wall of one side of the second sliding groove through a second spring, so that when the bottom sliding plate is pulled out, the second sliding groove becomes the rear wall; the second adjusting device comprises a positioning block groove arranged in the inner wall of the positioning cavity, a positioning block is arranged in the positioning block groove in a sliding mode, one end of the positioning block is connected with the inner wall of the positioning block groove through a third spring, and a limiting rod is fixedly arranged at one end of the positioning block; the locking mechanism comprises a lock rod cavity which is arranged in the box body and communicated with the positioning cavity, a lock rod is arranged in the lock rod cavity in a sliding mode, one end of the lock rod is connected with the inner wall of one side of the lock rod cavity through a fourth spring, a limiting groove is formed in the end face of one side of the lock rod, one end of the limiting rod extends into the limiting groove, a communicating cavity communicated with the lock rod cavity is formed in the box body, a reset sliding groove communicated with the communicating cavity is formed in the outer wall of the box body, a reset sliding block is arranged in the reset sliding groove in a sliding mode, the reset sliding block is connected with the lock rod through a connecting rod, and therefore when the second adjusting plate is unfolded, the lock rod is inserted into the lock hole to be locked; the cover plate device comprises a fixing block fixedly arranged on the rear end face of the cover plate, a telescopic mechanism is fixedly arranged on the fixing block, one end of the telescopic mechanism is fixed on the closed side plate, and one side end face of the fixing block is connected with one side end face of the closed side plate through a stretching spring, so that the closed side plate can be stretched.